Squashed 'Mono.Cecil/' content from commit 6668bdc

git-subtree-dir: Mono.Cecil
git-subtree-split: 6668bdcbeed78041ab9844efc223eabaa404d73d

.gitignore

@@ -0,0 +1,7 @@
+bin
+obj
+*.suo
+*.user
+*.pidb
+*.userprefs
+*.xml

Mono.Cecil.Cil/Code.cs

@@ -0,0 +1,252 @@
+//
+// Code.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Cil {
+
+	public enum Code {
+		Nop,
+		Break,
+		Ldarg_0,
+		Ldarg_1,
+		Ldarg_2,
+		Ldarg_3,
+		Ldloc_0,
+		Ldloc_1,
+		Ldloc_2,
+		Ldloc_3,
+		Stloc_0,
+		Stloc_1,
+		Stloc_2,
+		Stloc_3,
+		Ldarg_S,
+		Ldarga_S,
+		Starg_S,
+		Ldloc_S,
+		Ldloca_S,
+		Stloc_S,
+		Ldnull,
+		Ldc_I4_M1,
+		Ldc_I4_0,
+		Ldc_I4_1,
+		Ldc_I4_2,
+		Ldc_I4_3,
+		Ldc_I4_4,
+		Ldc_I4_5,
+		Ldc_I4_6,
+		Ldc_I4_7,
+		Ldc_I4_8,
+		Ldc_I4_S,
+		Ldc_I4,
+		Ldc_I8,
+		Ldc_R4,
+		Ldc_R8,
+		Dup,
+		Pop,
+		Jmp,
+		Call,
+		Calli,
+		Ret,
+		Br_S,
+		Brfalse_S,
+		Brtrue_S,
+		Beq_S,
+		Bge_S,
+		Bgt_S,
+		Ble_S,
+		Blt_S,
+		Bne_Un_S,
+		Bge_Un_S,
+		Bgt_Un_S,
+		Ble_Un_S,
+		Blt_Un_S,
+		Br,
+		Brfalse,
+		Brtrue,
+		Beq,
+		Bge,
+		Bgt,
+		Ble,
+		Blt,
+		Bne_Un,
+		Bge_Un,
+		Bgt_Un,
+		Ble_Un,
+		Blt_Un,
+		Switch,
+		Ldind_I1,
+		Ldind_U1,
+		Ldind_I2,
+		Ldind_U2,
+		Ldind_I4,
+		Ldind_U4,
+		Ldind_I8,
+		Ldind_I,
+		Ldind_R4,
+		Ldind_R8,
+		Ldind_Ref,
+		Stind_Ref,
+		Stind_I1,
+		Stind_I2,
+		Stind_I4,
+		Stind_I8,
+		Stind_R4,
+		Stind_R8,
+		Add,
+		Sub,
+		Mul,
+		Div,
+		Div_Un,
+		Rem,
+		Rem_Un,
+		And,
+		Or,
+		Xor,
+		Shl,
+		Shr,
+		Shr_Un,
+		Neg,
+		Not,
+		Conv_I1,
+		Conv_I2,
+		Conv_I4,
+		Conv_I8,
+		Conv_R4,
+		Conv_R8,
+		Conv_U4,
+		Conv_U8,
+		Callvirt,
+		Cpobj,
+		Ldobj,
+		Ldstr,
+		Newobj,
+		Castclass,
+		Isinst,
+		Conv_R_Un,
+		Unbox,
+		Throw,
+		Ldfld,
+		Ldflda,
+		Stfld,
+		Ldsfld,
+		Ldsflda,
+		Stsfld,
+		Stobj,
+		Conv_Ovf_I1_Un,
+		Conv_Ovf_I2_Un,
+		Conv_Ovf_I4_Un,
+		Conv_Ovf_I8_Un,
+		Conv_Ovf_U1_Un,
+		Conv_Ovf_U2_Un,
+		Conv_Ovf_U4_Un,
+		Conv_Ovf_U8_Un,
+		Conv_Ovf_I_Un,
+		Conv_Ovf_U_Un,
+		Box,
+		Newarr,
+		Ldlen,
+		Ldelema,
+		Ldelem_I1,
+		Ldelem_U1,
+		Ldelem_I2,
+		Ldelem_U2,
+		Ldelem_I4,
+		Ldelem_U4,
+		Ldelem_I8,
+		Ldelem_I,
+		Ldelem_R4,
+		Ldelem_R8,
+		Ldelem_Ref,
+		Stelem_I,
+		Stelem_I1,
+		Stelem_I2,
+		Stelem_I4,
+		Stelem_I8,
+		Stelem_R4,
+		Stelem_R8,
+		Stelem_Ref,
+		Ldelem_Any,
+		Stelem_Any,
+		Unbox_Any,
+		Conv_Ovf_I1,
+		Conv_Ovf_U1,
+		Conv_Ovf_I2,
+		Conv_Ovf_U2,
+		Conv_Ovf_I4,
+		Conv_Ovf_U4,
+		Conv_Ovf_I8,
+		Conv_Ovf_U8,
+		Refanyval,
+		Ckfinite,
+		Mkrefany,
+		Ldtoken,
+		Conv_U2,
+		Conv_U1,
+		Conv_I,
+		Conv_Ovf_I,
+		Conv_Ovf_U,
+		Add_Ovf,
+		Add_Ovf_Un,
+		Mul_Ovf,
+		Mul_Ovf_Un,
+		Sub_Ovf,
+		Sub_Ovf_Un,
+		Endfinally,
+		Leave,
+		Leave_S,
+		Stind_I,
+		Conv_U,
+		Arglist,
+		Ceq,
+		Cgt,
+		Cgt_Un,
+		Clt,
+		Clt_Un,
+		Ldftn,
+		Ldvirtftn,
+		Ldarg,
+		Ldarga,
+		Starg,
+		Ldloc,
+		Ldloca,
+		Stloc,
+		Localloc,
+		Endfilter,
+		Unaligned,
+		Volatile,
+		Tail,
+		Initobj,
+		Constrained,
+		Cpblk,
+		Initblk,
+		No,
+		Rethrow,
+		Sizeof,
+		Refanytype,
+		Readonly,
+	}
+}

Mono.Cecil.Cil/CodeReader.cs

@@ -0,0 +1,604 @@
+//
+// CodeReader.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.PE;
+using Mono.Collections.Generic;
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil.Cil {
+
+	sealed class CodeReader : ByteBuffer {
+
+		readonly internal MetadataReader reader;
+
+		int start;
+		Section code_section;
+
+		MethodDefinition method;
+		MethodBody body;
+
+		int Offset {
+			get { return base.position - start; }
+		}
+
+		CodeReader (Section section, MetadataReader reader)
+			: base (section.Data)
+		{
+			this.code_section = section;
+			this.reader = reader;
+		}
+
+		public static CodeReader CreateCodeReader (MetadataReader metadata)
+		{
+			return new CodeReader (metadata.image.MetadataSection, metadata);
+		}
+
+		public MethodBody ReadMethodBody (MethodDefinition method)
+		{
+			this.method = method;
+			this.body = new MethodBody (method);
+
+			reader.context = method;
+
+			ReadMethodBody ();
+
+			return this.body;
+		}
+
+		public void MoveTo (int rva)
+		{
+			if (!IsInSection (rva)) {
+				code_section = reader.image.GetSectionAtVirtualAddress ((uint) rva);
+				Reset (code_section.Data);
+			}
+
+			base.position = rva - (int) code_section.VirtualAddress;
+		}
+
+		bool IsInSection (int rva)
+		{
+			return code_section.VirtualAddress <= rva && rva < code_section.VirtualAddress + code_section.SizeOfRawData;
+		}
+
+		void ReadMethodBody ()
+		{
+			MoveTo (method.RVA);
+
+			var flags = ReadByte ();
+			switch (flags & 0x3) {
+			case 0x2: // tiny
+				body.code_size = flags >> 2;
+				body.MaxStackSize = 8;
+				ReadCode ();
+				break;
+			case 0x3: // fat
+				base.position--;
+				ReadFatMethod ();
+				break;
+			default:
+				throw new InvalidOperationException ();
+			}
+
+			var symbol_reader = reader.module.SymbolReader;
+
+			if (symbol_reader != null) {
+				var instructions = body.Instructions;
+				symbol_reader.Read (body, offset => GetInstruction (instructions, offset));
+			}
+		}
+
+		void ReadFatMethod ()
+		{
+			var flags = ReadUInt16 ();
+			body.max_stack_size = ReadUInt16 ();
+			body.code_size = (int) ReadUInt32 ();
+			body.local_var_token = new MetadataToken (ReadUInt32 ());
+			body.init_locals = (flags & 0x10) != 0;
+
+			if (body.local_var_token.RID != 0)
+				body.variables = ReadVariables (body.local_var_token);
+
+			ReadCode ();
+
+			if ((flags & 0x8) != 0)
+				ReadSection ();
+		}
+
+		public VariableDefinitionCollection ReadVariables (MetadataToken local_var_token)
+		{
+			var position = reader.position;
+			var variables = reader.ReadVariables (local_var_token);
+			reader.position = position;
+
+			return variables;
+		}
+
+		void ReadCode ()
+		{
+			start = position;
+			var code_size = body.code_size;
+
+			if (code_size < 0 || buffer.Length <= (uint) (code_size + position))
+				code_size = 0;
+
+			var end = start + code_size;
+			var instructions = body.instructions = new InstructionCollection (code_size / 3);
+
+			while (position < end) {
+				var offset = base.position - start;
+				var opcode = ReadOpCode ();
+				var current = new Instruction (offset, opcode);
+
+				if (opcode.OperandType != OperandType.InlineNone)
+					current.operand = ReadOperand (current);
+
+				instructions.Add (current);
+			}
+
+			ResolveBranches (instructions);
+		}
+
+		OpCode ReadOpCode ()
+		{
+			var il_opcode = ReadByte ();
+			return il_opcode != 0xfe
+				? OpCodes.OneByteOpCode [il_opcode]
+				: OpCodes.TwoBytesOpCode [ReadByte ()];
+		}
+
+		object ReadOperand (Instruction instruction)
+		{
+			switch (instruction.opcode.OperandType) {
+			case OperandType.InlineSwitch:
+				var length = ReadInt32 ();
+				var base_offset = Offset + (4 * length);
+				var branches = new int [length];
+				for (int i = 0; i < length; i++)
+					branches [i] = base_offset + ReadInt32 ();
+				return branches;
+			case OperandType.ShortInlineBrTarget:
+				return ReadSByte () + Offset;
+			case OperandType.InlineBrTarget:
+				return ReadInt32 () + Offset;
+			case OperandType.ShortInlineI:
+				if (instruction.opcode == OpCodes.Ldc_I4_S)
+					return ReadSByte ();
+
+				return ReadByte ();
+			case OperandType.InlineI:
+				return ReadInt32 ();
+			case OperandType.ShortInlineR:
+				return ReadSingle ();
+			case OperandType.InlineR:
+				return ReadDouble ();
+			case OperandType.InlineI8:
+				return ReadInt64 ();
+			case OperandType.ShortInlineVar:
+				return GetVariable (ReadByte ());
+			case OperandType.InlineVar:
+				return GetVariable (ReadUInt16 ());
+			case OperandType.ShortInlineArg:
+				return GetParameter (ReadByte ());
+			case OperandType.InlineArg:
+				return GetParameter (ReadUInt16 ());
+			case OperandType.InlineSig:
+				return GetCallSite (ReadToken ());
+			case OperandType.InlineString:
+				return GetString (ReadToken ());
+			case OperandType.InlineTok:
+			case OperandType.InlineType:
+			case OperandType.InlineMethod:
+			case OperandType.InlineField:
+				return reader.LookupToken (ReadToken ());
+			default:
+				throw new NotSupportedException ();
+			}
+		}
+
+		public string GetString (MetadataToken token)
+		{
+			return reader.image.UserStringHeap.Read (token.RID);
+		}
+
+		public ParameterDefinition GetParameter (int index)
+		{
+			return body.GetParameter (index);
+		}
+
+		public VariableDefinition GetVariable (int index)
+		{
+			return body.GetVariable (index);
+		}
+
+		public CallSite GetCallSite (MetadataToken token)
+		{
+			return reader.ReadCallSite (token);
+		}
+
+		void ResolveBranches (Collection<Instruction> instructions)
+		{
+			var items = instructions.items;
+			var size = instructions.size;
+
+			for (int i = 0; i < size; i++) {
+				var instruction = items [i];
+				switch (instruction.opcode.OperandType) {
+				case OperandType.ShortInlineBrTarget:
+				case OperandType.InlineBrTarget:
+					instruction.operand = GetInstruction ((int) instruction.operand);
+					break;
+				case OperandType.InlineSwitch:
+					var offsets = (int []) instruction.operand;
+					var branches = new Instruction [offsets.Length];
+					for (int j = 0; j < offsets.Length; j++)
+						branches [j] = GetInstruction (offsets [j]);
+
+					instruction.operand = branches;
+					break;
+				}
+			}
+		}
+
+		Instruction GetInstruction (int offset)
+		{
+			return GetInstruction (body.Instructions, offset);
+		}
+
+		static Instruction GetInstruction (Collection<Instruction> instructions, int offset)
+		{
+			var size = instructions.size;
+			var items = instructions.items;
+			if (offset < 0 || offset > items [size - 1].offset)
+				return null;
+
+			int min = 0;
+			int max = size - 1;
+			while (min <= max) {
+				int mid = min + ((max - min) / 2);
+				var instruction = items [mid];
+				var instruction_offset = instruction.offset;
+
+				if (offset == instruction_offset)
+					return instruction;
+
+				if (offset < instruction_offset)
+					max = mid - 1;
+				else
+					min = mid + 1;
+			}
+
+			return null;
+		}
+
+		void ReadSection ()
+		{
+			Align (4);
+
+			const byte fat_format = 0x40;
+			const byte more_sects = 0x80;
+
+			var flags = ReadByte ();
+			if ((flags & fat_format) == 0)
+				ReadSmallSection ();
+			else
+				ReadFatSection ();
+
+			if ((flags & more_sects) != 0)
+				ReadSection ();
+		}
+
+		void ReadSmallSection ()
+		{
+			var count = ReadByte () / 12;
+			Advance (2);
+
+			ReadExceptionHandlers (
+				count,
+				() => (int) ReadUInt16 (),
+				() => (int) ReadByte ());
+		}
+
+		void ReadFatSection ()
+		{
+			position--;
+			var count = (ReadInt32 () >> 8) / 24;
+
+			ReadExceptionHandlers (
+				count,
+				ReadInt32,
+				ReadInt32);
+		}
+
+		// inline ?
+		void ReadExceptionHandlers (int count, Func<int> read_entry, Func<int> read_length)
+		{
+			for (int i = 0; i < count; i++) {
+				var handler = new ExceptionHandler (
+					(ExceptionHandlerType) (read_entry () & 0x7));
+
+				handler.TryStart = GetInstruction (read_entry ());
+				handler.TryEnd = GetInstruction (handler.TryStart.Offset + read_length ());
+
+				handler.HandlerStart = GetInstruction (read_entry ());
+				handler.HandlerEnd = GetInstruction (handler.HandlerStart.Offset + read_length ());
+
+				ReadExceptionHandlerSpecific (handler);
+
+				this.body.ExceptionHandlers.Add (handler);
+			}
+		}
+
+		void ReadExceptionHandlerSpecific (ExceptionHandler handler)
+		{
+			switch (handler.HandlerType) {
+			case ExceptionHandlerType.Catch:
+				handler.CatchType = (TypeReference) reader.LookupToken (ReadToken ());
+				break;
+			case ExceptionHandlerType.Filter:
+				handler.FilterStart = GetInstruction (ReadInt32 ());
+				handler.FilterEnd = handler.HandlerStart.Previous;
+				break;
+			default:
+				Advance (4);
+				break;
+			}
+		}
+
+		void Align (int align)
+		{
+			align--;
+			Advance (((position + align) & ~align) - position);
+		}
+
+		public MetadataToken ReadToken ()
+		{
+			return new MetadataToken (ReadUInt32 ());
+		}
+
+#if !READ_ONLY
+
+		public ByteBuffer PatchRawMethodBody (MethodDefinition method, CodeWriter writer, out MethodSymbols symbols)
+		{
+			var buffer = new ByteBuffer ();
+			symbols = new MethodSymbols (method.Name);
+
+			this.method = method;
+			reader.context = method;
+
+			MoveTo (method.RVA);
+
+			var flags = ReadByte ();
+
+			MetadataToken local_var_token;
+
+			switch (flags & 0x3) {
+			case 0x2: // tiny
+				buffer.WriteByte (flags);
+				local_var_token = MetadataToken.Zero;
+				symbols.code_size = flags >> 2;
+				PatchRawCode (buffer, symbols.code_size, writer);
+				break;
+			case 0x3: // fat
+				base.position--;
+
+				PatchRawFatMethod (buffer, symbols, writer, out local_var_token);
+				break;
+			default:
+				throw new NotSupportedException ();
+			}
+
+			var symbol_reader = reader.module.SymbolReader;
+			if (symbol_reader != null && writer.metadata.write_symbols) {
+				symbols.method_token = GetOriginalToken (writer.metadata, method);
+				symbols.local_var_token = local_var_token;
+				symbol_reader.Read (symbols);
+			}
+
+			return buffer;
+		}
+
+		void PatchRawFatMethod (ByteBuffer buffer, MethodSymbols symbols, CodeWriter writer, out MetadataToken local_var_token)
+		{
+			var flags = ReadUInt16 ();
+			buffer.WriteUInt16 (flags);
+			buffer.WriteUInt16 (ReadUInt16 ());
+			symbols.code_size = ReadInt32 ();
+			buffer.WriteInt32 (symbols.code_size);
+			local_var_token = ReadToken ();
+
+			if (local_var_token.RID > 0) {
+				var variables = symbols.variables = ReadVariables (local_var_token);
+				buffer.WriteUInt32 (variables != null
+					? writer.GetStandAloneSignature (symbols.variables).ToUInt32 ()
+					: 0);
+			} else
+				buffer.WriteUInt32 (0);
+
+			PatchRawCode (buffer, symbols.code_size, writer);
+
+			if ((flags & 0x8) != 0)
+				PatchRawSection (buffer, writer.metadata);
+		}
+
+		static MetadataToken GetOriginalToken (MetadataBuilder metadata, MethodDefinition method)
+		{
+			MetadataToken original;
+			if (metadata.TryGetOriginalMethodToken (method.token, out original))
+				return original;
+
+			return MetadataToken.Zero;
+		}
+
+		void PatchRawCode (ByteBuffer buffer, int code_size, CodeWriter writer)
+		{
+			var metadata = writer.metadata;
+			buffer.WriteBytes (ReadBytes (code_size));
+			var end = buffer.position;
+			buffer.position -= code_size;
+
+			while (buffer.position < end) {
+				OpCode opcode;
+				var il_opcode = buffer.ReadByte ();
+				if (il_opcode != 0xfe) {
+					opcode = OpCodes.OneByteOpCode [il_opcode];
+				} else {
+					var il_opcode2 = buffer.ReadByte ();
+					opcode = OpCodes.TwoBytesOpCode [il_opcode2];
+				}
+
+				switch (opcode.OperandType) {
+				case OperandType.ShortInlineI:
+				case OperandType.ShortInlineBrTarget:
+				case OperandType.ShortInlineVar:
+				case OperandType.ShortInlineArg:
+					buffer.position += 1;
+					break;
+				case OperandType.InlineVar:
+				case OperandType.InlineArg:
+					buffer.position += 2;
+					break;
+				case OperandType.InlineBrTarget:
+				case OperandType.ShortInlineR:
+				case OperandType.InlineI:
+					buffer.position += 4;
+					break;
+				case OperandType.InlineI8:
+				case OperandType.InlineR:
+					buffer.position += 8;
+					break;
+				case OperandType.InlineSwitch:
+					var length = buffer.ReadInt32 ();
+					buffer.position += length * 4;
+					break;
+				case OperandType.InlineString:
+					var @string = GetString (new MetadataToken (buffer.ReadUInt32 ()));
+					buffer.position -= 4;
+					buffer.WriteUInt32 (
+						new MetadataToken (
+							TokenType.String,
+							metadata.user_string_heap.GetStringIndex (@string)).ToUInt32 ());
+					break;
+				case OperandType.InlineSig:
+					var call_site = GetCallSite (new MetadataToken (buffer.ReadUInt32 ()));
+					buffer.position -= 4;
+					buffer.WriteUInt32 (writer.GetStandAloneSignature (call_site).ToUInt32 ());
+					break;
+				case OperandType.InlineTok:
+				case OperandType.InlineType:
+				case OperandType.InlineMethod:
+				case OperandType.InlineField:
+					var provider = reader.LookupToken (new MetadataToken (buffer.ReadUInt32 ()));
+					buffer.position -= 4;
+					buffer.WriteUInt32 (metadata.LookupToken (provider).ToUInt32 ());
+					break;
+				}
+			}
+		}
+
+		void PatchRawSection (ByteBuffer buffer, MetadataBuilder metadata)
+		{
+			var position = base.position;
+			Align (4);
+			buffer.WriteBytes (base.position - position);
+
+			const byte fat_format = 0x40;
+			const byte more_sects = 0x80;
+
+			var flags = ReadByte ();
+			if ((flags & fat_format) == 0) {
+				buffer.WriteByte (flags);
+				PatchRawSmallSection (buffer, metadata);
+			} else
+				PatchRawFatSection (buffer, metadata);
+
+			if ((flags & more_sects) != 0)
+				PatchRawSection (buffer, metadata);
+		}
+
+		void PatchRawSmallSection (ByteBuffer buffer, MetadataBuilder metadata)
+		{
+			var length = ReadByte ();
+			buffer.WriteByte (length);
+			Advance (2);
+
+			buffer.WriteUInt16 (0);
+
+			var count = length / 12;
+
+			PatchRawExceptionHandlers (buffer, metadata, count, false);
+		}
+
+		void PatchRawFatSection (ByteBuffer buffer, MetadataBuilder metadata)
+		{
+			position--;
+			var length = ReadInt32 ();
+			buffer.WriteInt32 (length);
+
+			var count = (length >> 8) / 24;
+
+			PatchRawExceptionHandlers (buffer, metadata, count, true);
+		}
+
+		void PatchRawExceptionHandlers (ByteBuffer buffer, MetadataBuilder metadata, int count, bool fat_entry)
+		{
+			const int fat_entry_size = 16;
+			const int small_entry_size = 6;
+
+			for (int i = 0; i < count; i++) {
+				ExceptionHandlerType handler_type;
+				if (fat_entry) {
+					var type = ReadUInt32 ();
+					handler_type = (ExceptionHandlerType) (type & 0x7);
+					buffer.WriteUInt32 (type);
+				} else {
+					var type = ReadUInt16 ();
+					handler_type = (ExceptionHandlerType) (type & 0x7);
+					buffer.WriteUInt16 (type);
+				}
+
+				buffer.WriteBytes (ReadBytes (fat_entry ? fat_entry_size : small_entry_size));
+
+				switch (handler_type) {
+				case ExceptionHandlerType.Catch:
+					var exception = reader.LookupToken (ReadToken ());
+					buffer.WriteUInt32 (metadata.LookupToken (exception).ToUInt32 ());
+					break;
+				default:
+					buffer.WriteUInt32 (ReadUInt32 ());
+					break;
+				}
+			}
+		}
+
+#endif
+
+	}
+}

Mono.Cecil.Cil/CodeWriter.cs

@@ -0,0 +1,638 @@
+//
+// CodeWriter.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+
+using Mono.Collections.Generic;
+
+using Mono.Cecil.Metadata;
+using Mono.Cecil.PE;
+
+using RVA = System.UInt32;
+
+#if !READ_ONLY
+
+namespace Mono.Cecil.Cil {
+
+	sealed class CodeWriter : ByteBuffer {
+
+		readonly RVA code_base;
+		internal readonly MetadataBuilder metadata;
+		readonly Dictionary<uint, MetadataToken> standalone_signatures;
+
+		RVA current;
+		MethodBody body;
+
+		public CodeWriter (MetadataBuilder metadata)
+			: base (0)
+		{
+			this.code_base = metadata.text_map.GetNextRVA (TextSegment.CLIHeader);
+			this.current = code_base;
+			this.metadata = metadata;
+			this.standalone_signatures = new Dictionary<uint, MetadataToken> ();
+		}
+
+		public RVA WriteMethodBody (MethodDefinition method)
+		{
+			var rva = BeginMethod ();
+
+			if (IsUnresolved (method)) {
+				if (method.rva == 0)
+					return 0;
+
+				WriteUnresolvedMethodBody (method);
+			} else {
+				if (IsEmptyMethodBody (method.Body))
+					return 0;
+
+				WriteResolvedMethodBody (method);
+			}
+
+			Align (4);
+
+			EndMethod ();
+			return rva;
+		}
+
+		static bool IsEmptyMethodBody (MethodBody body)
+		{
+			return body.instructions.IsNullOrEmpty ()
+				&& body.variables.IsNullOrEmpty ();
+		}
+
+		static bool IsUnresolved (MethodDefinition method)
+		{
+			return method.HasBody && method.HasImage && method.body == null;
+		}
+
+		void WriteUnresolvedMethodBody (MethodDefinition method)
+		{
+			var code_reader = metadata.module.Read (method, (_, reader) => reader.code);
+
+			MethodSymbols symbols;
+			var buffer = code_reader.PatchRawMethodBody (method, this, out symbols);
+
+			WriteBytes (buffer);
+
+			if (symbols.instructions.IsNullOrEmpty ())
+				return;
+
+			symbols.method_token = method.token;
+			symbols.local_var_token = GetLocalVarToken (buffer, symbols);
+
+			var symbol_writer = metadata.symbol_writer;
+			if (symbol_writer != null)
+				symbol_writer.Write (symbols);
+		}
+
+		static MetadataToken GetLocalVarToken (ByteBuffer buffer, MethodSymbols symbols)
+		{
+			if (symbols.variables.IsNullOrEmpty ())
+				return MetadataToken.Zero;
+
+			buffer.position = 8;
+			return new MetadataToken (buffer.ReadUInt32 ());
+		}
+
+		void WriteResolvedMethodBody (MethodDefinition method)
+		{
+			body = method.Body;
+			ComputeHeader ();
+			if (RequiresFatHeader ())
+				WriteFatHeader ();
+			else
+				WriteByte ((byte) (0x2 | (body.CodeSize << 2))); // tiny
+
+			WriteInstructions ();
+
+			if (body.HasExceptionHandlers)
+				WriteExceptionHandlers ();
+
+			var symbol_writer = metadata.symbol_writer;
+			if (symbol_writer != null)
+				symbol_writer.Write (body);
+		}
+
+		void WriteFatHeader ()
+		{
+			var body = this.body;
+			byte flags = 0x3;	// fat
+			if (body.InitLocals)
+				flags |= 0x10;	// init locals
+			if (body.HasExceptionHandlers)
+				flags |= 0x8;	// more sections
+
+			WriteByte (flags);
+			WriteByte (0x30);
+			WriteInt16 ((short) body.max_stack_size);
+			WriteInt32 (body.code_size);
+			body.local_var_token = body.HasVariables
+				? GetStandAloneSignature (body.Variables)
+				: MetadataToken.Zero;
+			WriteMetadataToken (body.local_var_token);
+		}
+
+		void WriteInstructions ()
+		{
+			var instructions = body.Instructions;
+			var items = instructions.items;
+			var size = instructions.size;
+
+			for (int i = 0; i < size; i++) {
+				var instruction = items [i];
+				WriteOpCode (instruction.opcode);
+				WriteOperand (instruction);
+			}
+		}
+
+		void WriteOpCode (OpCode opcode)
+		{
+			if (opcode.Size == 1) {
+				WriteByte (opcode.Op2);
+			} else {
+				WriteByte (opcode.Op1);
+				WriteByte (opcode.Op2);
+			}
+		}
+
+		void WriteOperand (Instruction instruction)
+		{
+			var opcode = instruction.opcode;
+			var operand_type = opcode.OperandType;
+			if (operand_type == OperandType.InlineNone)
+				return;
+
+			var operand = instruction.operand;
+			if (operand == null)
+				throw new ArgumentException ();
+
+			switch (operand_type) {
+			case OperandType.InlineSwitch: {
+				var targets = (Instruction []) operand;
+				WriteInt32 (targets.Length);
+				var diff = instruction.Offset + opcode.Size + (4 * (targets.Length + 1));
+				for (int i = 0; i < targets.Length; i++)
+					WriteInt32 (GetTargetOffset (targets [i]) - diff);
+				break;
+			}
+			case OperandType.ShortInlineBrTarget: {
+				var target = (Instruction) operand;
+				WriteSByte ((sbyte) (GetTargetOffset (target) - (instruction.Offset + opcode.Size + 1)));
+				break;
+			}
+			case OperandType.InlineBrTarget: {
+				var target = (Instruction) operand;
+				WriteInt32 (GetTargetOffset (target) - (instruction.Offset + opcode.Size + 4));
+				break;
+			}
+			case OperandType.ShortInlineVar:
+				WriteByte ((byte) GetVariableIndex ((VariableDefinition) operand));
+				break;
+			case OperandType.ShortInlineArg:
+				WriteByte ((byte) GetParameterIndex ((ParameterDefinition) operand));
+				break;
+			case OperandType.InlineVar:
+				WriteInt16 ((short) GetVariableIndex ((VariableDefinition) operand));
+				break;
+			case OperandType.InlineArg:
+				WriteInt16 ((short) GetParameterIndex ((ParameterDefinition) operand));
+				break;
+			case OperandType.InlineSig:
+				WriteMetadataToken (GetStandAloneSignature ((CallSite) operand));
+				break;
+			case OperandType.ShortInlineI:
+				if (opcode == OpCodes.Ldc_I4_S)
+					WriteSByte ((sbyte) operand);
+				else
+					WriteByte ((byte) operand);
+				break;
+			case OperandType.InlineI:
+				WriteInt32 ((int) operand);
+				break;
+			case OperandType.InlineI8:
+				WriteInt64 ((long) operand);
+				break;
+			case OperandType.ShortInlineR:
+				WriteSingle ((float) operand);
+				break;
+			case OperandType.InlineR:
+				WriteDouble ((double) operand);
+				break;
+			case OperandType.InlineString:
+				WriteMetadataToken (
+					new MetadataToken (
+						TokenType.String,
+						GetUserStringIndex ((string) operand)));
+				break;
+			case OperandType.InlineType:
+			case OperandType.InlineField:
+			case OperandType.InlineMethod:
+			case OperandType.InlineTok:
+				WriteMetadataToken (metadata.LookupToken ((IMetadataTokenProvider) operand));
+				break;
+			default:
+				throw new ArgumentException ();
+			}
+		}
+
+		int GetTargetOffset (Instruction instruction)
+		{
+			if (instruction == null) {
+				var last = body.instructions [body.instructions.size - 1];
+				return last.offset + last.GetSize ();
+			}
+
+			return instruction.offset;
+		}
+
+		uint GetUserStringIndex (string @string)
+		{
+			if (@string == null)
+				return 0;
+
+			return metadata.user_string_heap.GetStringIndex (@string);
+		}
+
+		static int GetVariableIndex (VariableDefinition variable)
+		{
+			return variable.Index;
+		}
+
+		int GetParameterIndex (ParameterDefinition parameter)
+		{
+			if (body.method.HasThis) {
+				if (parameter == body.this_parameter)
+					return 0;
+
+				return parameter.Index + 1;
+			}
+
+			return parameter.Index;
+		}
+
+		bool RequiresFatHeader ()
+		{
+			var body = this.body;
+			return body.CodeSize >= 64
+				|| body.InitLocals
+				|| body.HasVariables
+				|| body.HasExceptionHandlers
+				|| body.MaxStackSize > 8;
+		}
+
+		void ComputeHeader ()
+		{
+			int offset = 0;
+			var instructions = body.instructions;
+			var items = instructions.items;
+			var count = instructions.size;
+			var stack_size = 0;
+			var max_stack = 0;
+			Dictionary<Instruction, int> stack_sizes = null;
+
+			if (body.HasExceptionHandlers)
+				ComputeExceptionHandlerStackSize (ref stack_sizes);
+
+			for (int i = 0; i < count; i++) {
+				var instruction = items [i];
+				instruction.offset = offset;
+				offset += instruction.GetSize ();
+
+				ComputeStackSize (instruction, ref stack_sizes, ref stack_size, ref max_stack);
+			}
+
+			body.code_size = offset;
+			body.max_stack_size = max_stack;
+		}
+
+		void ComputeExceptionHandlerStackSize (ref Dictionary<Instruction, int> stack_sizes)
+		{
+			var exception_handlers = body.ExceptionHandlers;
+
+			for (int i = 0; i < exception_handlers.Count; i++) {
+				var exception_handler = exception_handlers [i];
+
+				switch (exception_handler.HandlerType) {
+				case ExceptionHandlerType.Catch:
+					AddExceptionStackSize (exception_handler.HandlerStart, ref stack_sizes);
+					break;
+				case ExceptionHandlerType.Filter:
+					AddExceptionStackSize (exception_handler.FilterStart, ref stack_sizes);
+					AddExceptionStackSize (exception_handler.HandlerStart, ref stack_sizes);
+					break;
+				}
+			}
+		}
+
+		static void AddExceptionStackSize (Instruction handler_start, ref Dictionary<Instruction, int> stack_sizes)
+		{
+			if (handler_start == null)
+				return;
+
+			if (stack_sizes == null)
+				stack_sizes = new Dictionary<Instruction, int> ();
+
+			stack_sizes [handler_start] = 1;
+		}
+
+		static void ComputeStackSize (Instruction instruction, ref Dictionary<Instruction, int> stack_sizes, ref int stack_size, ref int max_stack)
+		{
+			int computed_size;
+			if (stack_sizes != null && stack_sizes.TryGetValue (instruction, out computed_size))
+				stack_size = computed_size;
+
+			max_stack = System.Math.Max (max_stack, stack_size);
+			ComputeStackDelta (instruction, ref stack_size);
+			max_stack = System.Math.Max (max_stack, stack_size);
+
+			CopyBranchStackSize (instruction, ref stack_sizes, stack_size);
+			ComputeStackSize (instruction, ref stack_size);
+		}
+
+		static void CopyBranchStackSize (Instruction instruction, ref Dictionary<Instruction, int> stack_sizes, int stack_size)
+		{
+			if (stack_size == 0)
+				return;
+
+			switch (instruction.opcode.OperandType) {
+			case OperandType.ShortInlineBrTarget:
+			case OperandType.InlineBrTarget:
+				CopyBranchStackSize (ref stack_sizes, (Instruction) instruction.operand, stack_size);
+				break;
+			case OperandType.InlineSwitch:
+				var targets = (Instruction[]) instruction.operand;
+				for (int i = 0; i < targets.Length; i++)
+					CopyBranchStackSize (ref stack_sizes, targets [i], stack_size);
+				break;
+			}
+		}
+
+		static void CopyBranchStackSize (ref Dictionary<Instruction, int> stack_sizes, Instruction target, int stack_size)
+		{
+			if (stack_sizes == null)
+				stack_sizes = new Dictionary<Instruction, int> ();
+
+			int branch_stack_size = stack_size;
+
+			int computed_size;
+			if (stack_sizes.TryGetValue (target, out computed_size))
+				branch_stack_size = System.Math.Max (branch_stack_size, computed_size);
+
+			stack_sizes [target] = branch_stack_size;
+		}
+
+		static void ComputeStackSize (Instruction instruction, ref int stack_size)
+		{
+			switch (instruction.opcode.FlowControl) {
+			case FlowControl.Branch:
+			case FlowControl.Break:
+			case FlowControl.Throw:
+			case FlowControl.Return:
+				stack_size = 0;
+				break;
+			}
+		}
+
+		static void ComputeStackDelta (Instruction instruction, ref int stack_size)
+		{
+			switch (instruction.opcode.FlowControl) {
+			case FlowControl.Call: {
+				var method = (IMethodSignature) instruction.operand;
+				stack_size -= (method.HasParameters ? method.Parameters.Count : 0)
+					+ (method.HasThis && instruction.opcode.Code != Code.Newobj ? 1 : 0);
+				stack_size += (method.ReturnType.etype == ElementType.Void ? 0 : 1)
+					+ (method.HasThis && instruction.opcode.Code == Code.Newobj ? 1 : 0);
+				break;
+			}
+			default:
+				ComputePopDelta (instruction.opcode.StackBehaviourPop, ref stack_size);
+				ComputePushDelta (instruction.opcode.StackBehaviourPush, ref stack_size);
+				break;
+			}
+		}
+
+		static void ComputePopDelta (StackBehaviour pop_behavior, ref int stack_size)
+		{
+			switch (pop_behavior) {
+			case StackBehaviour.Popi:
+			case StackBehaviour.Popref:
+			case StackBehaviour.Pop1:
+				stack_size--;
+				break;
+			case StackBehaviour.Pop1_pop1:
+			case StackBehaviour.Popi_pop1:
+			case StackBehaviour.Popi_popi:
+			case StackBehaviour.Popi_popi8:
+			case StackBehaviour.Popi_popr4:
+			case StackBehaviour.Popi_popr8:
+			case StackBehaviour.Popref_pop1:
+			case StackBehaviour.Popref_popi:
+				stack_size -= 2;
+				break;
+			case StackBehaviour.Popi_popi_popi:
+			case StackBehaviour.Popref_popi_popi:
+			case StackBehaviour.Popref_popi_popi8:
+			case StackBehaviour.Popref_popi_popr4:
+			case StackBehaviour.Popref_popi_popr8:
+			case StackBehaviour.Popref_popi_popref:
+				stack_size -= 3;
+				break;
+			case StackBehaviour.PopAll:
+				stack_size = 0;
+				break;
+			}
+		}
+
+		static void ComputePushDelta (StackBehaviour push_behaviour, ref int stack_size)
+		{
+			switch (push_behaviour) {
+			case StackBehaviour.Push1:
+			case StackBehaviour.Pushi:
+			case StackBehaviour.Pushi8:
+			case StackBehaviour.Pushr4:
+			case StackBehaviour.Pushr8:
+			case StackBehaviour.Pushref:
+				stack_size++;
+				break;
+			case StackBehaviour.Push1_push1:
+				stack_size += 2;
+				break;
+			}
+		}
+
+		void WriteExceptionHandlers ()
+		{
+			Align (4);
+
+			var handlers = body.ExceptionHandlers;
+
+			if (handlers.Count < 0x15 && !RequiresFatSection (handlers))
+				WriteSmallSection (handlers);
+			else
+				WriteFatSection (handlers);
+		}
+
+		static bool RequiresFatSection (Collection<ExceptionHandler> handlers)
+		{
+			for (int i = 0; i < handlers.Count; i++) {
+				var handler = handlers [i];
+
+				if (IsFatRange (handler.TryStart, handler.TryEnd))
+					return true;
+
+				if (IsFatRange (handler.HandlerStart, handler.HandlerEnd))
+					return true;
+
+				if (handler.HandlerType == ExceptionHandlerType.Filter
+					&& IsFatRange (handler.FilterStart, handler.FilterEnd))
+					return true;
+			}
+
+			return false;
+		}
+
+		static bool IsFatRange (Instruction start, Instruction end)
+		{
+			if (end == null)
+				return true;
+
+			return end.Offset - start.Offset > 255 || start.Offset > 65535;
+		}
+
+		void WriteSmallSection (Collection<ExceptionHandler> handlers)
+		{
+			const byte eh_table = 0x1;
+
+			WriteByte (eh_table);
+			WriteByte ((byte) (handlers.Count * 12 + 4));
+			WriteBytes (2);
+
+			WriteExceptionHandlers (
+				handlers,
+				i => WriteUInt16 ((ushort) i),
+				i => WriteByte ((byte) i));
+		}
+
+		void WriteFatSection (Collection<ExceptionHandler> handlers)
+		{
+			const byte eh_table = 0x1;
+			const byte fat_format = 0x40;
+
+			WriteByte (eh_table | fat_format);
+
+			int size = handlers.Count * 24 + 4;
+			WriteByte ((byte) (size & 0xff));
+			WriteByte ((byte) ((size >> 8) & 0xff));
+			WriteByte ((byte) ((size >> 16) & 0xff));
+
+			WriteExceptionHandlers (handlers, WriteInt32, WriteInt32);
+		}
+
+		void WriteExceptionHandlers (Collection<ExceptionHandler> handlers, Action<int> write_entry, Action<int> write_length)
+		{
+			for (int i = 0; i < handlers.Count; i++) {
+				var handler = handlers [i];
+
+				write_entry ((int) handler.HandlerType);
+
+				write_entry (handler.TryStart.Offset);
+				write_length (GetTargetOffset (handler.TryEnd) - handler.TryStart.Offset);
+
+				write_entry (handler.HandlerStart.Offset);
+				write_length (GetTargetOffset (handler.HandlerEnd) - handler.HandlerStart.Offset);
+
+				WriteExceptionHandlerSpecific (handler);
+			}
+		}
+
+		void WriteExceptionHandlerSpecific (ExceptionHandler handler)
+		{
+			switch (handler.HandlerType) {
+			case ExceptionHandlerType.Catch:
+				WriteMetadataToken (metadata.LookupToken (handler.CatchType));
+				break;
+			case ExceptionHandlerType.Filter:
+				WriteInt32 (handler.FilterStart.Offset);
+				break;
+			default:
+				WriteInt32 (0);
+				break;
+			}
+		}
+
+		public MetadataToken GetStandAloneSignature (Collection<VariableDefinition> variables)
+		{
+			var signature = metadata.GetLocalVariableBlobIndex (variables);
+
+			return GetStandAloneSignatureToken (signature);
+		}
+
+		public MetadataToken GetStandAloneSignature (CallSite call_site)
+		{
+			var signature = metadata.GetCallSiteBlobIndex (call_site);
+			var token = GetStandAloneSignatureToken (signature);
+			call_site.MetadataToken = token;
+			return token;
+		}
+
+		MetadataToken GetStandAloneSignatureToken (uint signature)
+		{
+			MetadataToken token;
+			if (standalone_signatures.TryGetValue (signature, out token))
+				return token;
+
+			token = new MetadataToken (TokenType.Signature, metadata.AddStandAloneSignature (signature));
+			standalone_signatures.Add (signature, token);
+			return token;
+		}
+
+		RVA BeginMethod ()
+		{
+			return current;
+		}
+
+		void WriteMetadataToken (MetadataToken token)
+		{
+			WriteUInt32 (token.ToUInt32 ());
+		}
+
+		void Align (int align)
+		{
+			align--;
+			WriteBytes (((position + align) & ~align) - position);
+		}
+
+		void EndMethod ()
+		{
+			current = (RVA) (code_base + position);
+		}
+	}
+}
+
+#endif

Mono.Cecil.Cil/Document.cs

@@ -0,0 +1,111 @@
+//
+// Document.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil.Cil {
+
+	public enum DocumentType {
+		Other,
+		Text,
+	}
+
+	public enum DocumentHashAlgorithm {
+		None,
+		MD5,
+		SHA1,
+	}
+
+	public enum DocumentLanguage {
+		Other,
+		C,
+		Cpp,
+		CSharp,
+		Basic,
+		Java,
+		Cobol,
+		Pascal,
+		Cil,
+		JScript,
+		Smc,
+		MCpp,
+	}
+
+	public enum DocumentLanguageVendor {
+		Other,
+		Microsoft,
+	}
+
+	public sealed class Document {
+
+		string url;
+
+		byte type;
+		byte hash_algorithm;
+		byte language;
+		byte language_vendor;
+
+		byte [] hash;
+
+		public string Url {
+			get { return url; }
+			set { url = value; }
+		}
+
+		public DocumentType Type {
+			get { return (DocumentType) type; }
+			set { type = (byte) value; }
+		}
+
+		public DocumentHashAlgorithm HashAlgorithm {
+			get { return (DocumentHashAlgorithm) hash_algorithm; }
+			set { hash_algorithm = (byte) value; }
+		}
+
+		public DocumentLanguage Language {
+			get { return (DocumentLanguage) language; }
+			set { language = (byte) value; }
+		}
+
+		public DocumentLanguageVendor LanguageVendor {
+			get { return (DocumentLanguageVendor) language_vendor; }
+			set { language_vendor = (byte) value; }
+		}
+
+		public byte [] Hash {
+			get { return hash; }
+			set { hash = value; }
+		}
+
+		public Document (string url)
+		{
+			this.url = url;
+			this.hash = Empty<byte>.Array;
+		}
+	}
+}

Mono.Cecil.Cil/ExceptionHandler.cs

@@ -0,0 +1,95 @@
+//
+// ExceptionHandler.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Cil {
+
+	public enum ExceptionHandlerType {
+		Catch = 0,
+		Filter = 1,
+		Finally = 2,
+		Fault = 4,
+	}
+
+	public sealed class ExceptionHandler {
+
+		Instruction try_start;
+		Instruction try_end;
+		Instruction filter_start;
+		Instruction filter_end;
+		Instruction handler_start;
+		Instruction handler_end;
+
+		TypeReference catch_type;
+		ExceptionHandlerType handler_type;
+
+		public Instruction TryStart {
+			get { return try_start; }
+			set { try_start = value; }
+		}
+
+		public Instruction TryEnd {
+			get { return try_end; }
+			set { try_end = value; }
+		}
+
+		public Instruction FilterStart {
+			get { return filter_start; }
+			set { filter_start = value; }
+		}
+
+		public Instruction FilterEnd {
+			get { return filter_end; }
+			set { filter_end = value; }
+		}
+
+		public Instruction HandlerStart {
+			get { return handler_start; }
+			set { handler_start = value; }
+		}
+
+		public Instruction HandlerEnd {
+			get { return handler_end; }
+			set { handler_end = value; }
+		}
+
+		public TypeReference CatchType {
+			get { return catch_type; }
+			set { catch_type = value; }
+		}
+
+		public ExceptionHandlerType HandlerType {
+			get { return handler_type; }
+			set { handler_type = value; }
+		}
+
+		public ExceptionHandler (ExceptionHandlerType handlerType)
+		{
+			this.handler_type = handlerType;
+		}
+	}
+}

Mono.Cecil.Cil/ILProcessor.cs

@@ -0,0 +1,278 @@
+//
+// ILProcessor.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil.Cil {
+
+	public sealed class ILProcessor {
+
+		readonly MethodBody body;
+		readonly Collection<Instruction> instructions;
+
+		public MethodBody Body {
+			get { return body; }
+		}
+
+		internal ILProcessor (MethodBody body)
+		{
+			this.body = body;
+			this.instructions = body.Instructions;
+		}
+
+		public Instruction Create (OpCode opcode)
+		{
+			return Instruction.Create (opcode);
+		}
+
+		public Instruction Create (OpCode opcode, TypeReference type)
+		{
+			return Instruction.Create (opcode, type);
+		}
+
+		public Instruction Create (OpCode opcode, CallSite site)
+		{
+			return Instruction.Create (opcode, site);
+		}
+
+		public Instruction Create (OpCode opcode, MethodReference method)
+		{
+			return Instruction.Create (opcode, method);
+		}
+
+		public Instruction Create (OpCode opcode, FieldReference field)
+		{
+			return Instruction.Create (opcode, field);
+		}
+
+		public Instruction Create (OpCode opcode, string value)
+		{
+			return Instruction.Create (opcode, value);
+		}
+
+		public Instruction Create (OpCode opcode, sbyte value)
+		{
+			return Instruction.Create (opcode, value);
+		}
+
+		public Instruction Create (OpCode opcode, byte value)
+		{
+			if (opcode.OperandType == OperandType.ShortInlineVar)
+				return Instruction.Create (opcode, body.Variables [value]);
+
+			if (opcode.OperandType == OperandType.ShortInlineArg)
+				return Instruction.Create (opcode, body.GetParameter (value));
+
+			return Instruction.Create (opcode, value);
+		}
+
+		public Instruction Create (OpCode opcode, int value)
+		{
+			if (opcode.OperandType == OperandType.InlineVar)
+				return Instruction.Create (opcode, body.Variables [value]);
+
+			if (opcode.OperandType == OperandType.InlineArg)
+				return Instruction.Create (opcode, body.GetParameter (value));
+
+			return Instruction.Create (opcode, value);
+		}
+
+		public Instruction Create (OpCode opcode, long value)
+		{
+			return Instruction.Create (opcode, value);
+		}
+
+		public Instruction Create (OpCode opcode, float value)
+		{
+			return Instruction.Create (opcode, value);
+		}
+
+		public Instruction Create (OpCode opcode, double value)
+		{
+			return Instruction.Create (opcode, value);
+		}
+
+		public Instruction Create (OpCode opcode, Instruction target)
+		{
+			return Instruction.Create (opcode, target);
+		}
+
+		public Instruction Create (OpCode opcode, Instruction [] targets)
+		{
+			return Instruction.Create (opcode, targets);
+		}
+
+		public Instruction Create (OpCode opcode, VariableDefinition variable)
+		{
+			return Instruction.Create (opcode, variable);
+		}
+
+		public Instruction Create (OpCode opcode, ParameterDefinition parameter)
+		{
+			return Instruction.Create (opcode, parameter);
+		}
+
+		public void Emit (OpCode opcode)
+		{
+			Append (Create (opcode));
+		}
+
+		public void Emit (OpCode opcode, TypeReference type)
+		{
+			Append (Create (opcode, type));
+		}
+
+		public void Emit (OpCode opcode, MethodReference method)
+		{
+			Append (Create (opcode, method));
+		}
+
+		public void Emit (OpCode opcode, CallSite site)
+		{
+			Append (Create (opcode, site));
+		}
+
+		public void Emit (OpCode opcode, FieldReference field)
+		{
+			Append (Create (opcode, field));
+		}
+
+		public void Emit (OpCode opcode, string value)
+		{
+			Append (Create (opcode, value));
+		}
+
+		public void Emit (OpCode opcode, byte value)
+		{
+			Append (Create (opcode, value));
+		}
+
+		public void Emit (OpCode opcode, sbyte value)
+		{
+			Append (Create (opcode, value));
+		}
+
+		public void Emit (OpCode opcode, int value)
+		{
+			Append (Create (opcode, value));
+		}
+
+		public void Emit (OpCode opcode, long value)
+		{
+			Append (Create (opcode, value));
+		}
+
+		public void Emit (OpCode opcode, float value)
+		{
+			Append (Create (opcode, value));
+		}
+
+		public void Emit (OpCode opcode, double value)
+		{
+			Append (Create (opcode, value));
+		}
+
+		public void Emit (OpCode opcode, Instruction target)
+		{
+			Append (Create (opcode, target));
+		}
+
+		public void Emit (OpCode opcode, Instruction [] targets)
+		{
+			Append (Create (opcode, targets));
+		}
+
+		public void Emit (OpCode opcode, VariableDefinition variable)
+		{
+			Append (Create (opcode, variable));
+		}
+
+		public void Emit (OpCode opcode, ParameterDefinition parameter)
+		{
+			Append (Create (opcode, parameter));
+		}
+
+		public void InsertBefore (Instruction target, Instruction instruction)
+		{
+			if (target == null)
+				throw new ArgumentNullException ("target");
+			if (instruction == null)
+				throw new ArgumentNullException ("instruction");
+
+			var index = instructions.IndexOf (target);
+			if (index == -1)
+				throw new ArgumentOutOfRangeException ("target");
+
+			instructions.Insert (index, instruction);
+		}
+
+		public void InsertAfter (Instruction target, Instruction instruction)
+		{
+			if (target == null)
+				throw new ArgumentNullException ("target");
+			if (instruction == null)
+				throw new ArgumentNullException ("instruction");
+
+			var index = instructions.IndexOf (target);
+			if (index == -1)
+				throw new ArgumentOutOfRangeException ("target");
+
+			instructions.Insert (index + 1, instruction);
+		}
+
+		public void Append (Instruction instruction)
+		{
+			if (instruction == null)
+				throw new ArgumentNullException ("instruction");
+
+			instructions.Add (instruction);
+		}
+
+		public void Replace (Instruction target, Instruction instruction)
+		{
+			if (target == null)
+				throw new ArgumentNullException ("target");
+			if (instruction == null)
+				throw new ArgumentNullException ("instruction");
+
+			InsertAfter (target, instruction);
+			Remove (target);
+		}
+
+		public void Remove (Instruction instruction)
+		{
+			if (instruction == null)
+				throw new ArgumentNullException ("instruction");
+
+			if (!instructions.Remove (instruction))
+				throw new ArgumentOutOfRangeException ("instruction");
+		}
+	}
+}

Mono.Cecil.Cil/Instruction.cs

@@ -0,0 +1,321 @@
+//
+// Instruction.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Text;
+
+namespace Mono.Cecil.Cil {
+
+	public sealed class Instruction {
+
+		internal int offset;
+		internal OpCode opcode;
+		internal object operand;
+
+		internal Instruction previous;
+		internal Instruction next;
+
+		SequencePoint sequence_point;
+
+		public int Offset {
+			get { return offset; }
+			set { offset = value; }
+		}
+
+		public OpCode OpCode {
+			get { return opcode; }
+			set { opcode = value; }
+		}
+
+		public object Operand {
+			get { return operand; }
+			set { operand = value; }
+		}
+
+		public Instruction Previous {
+			get { return previous; }
+			set { previous = value; }
+		}
+
+		public Instruction Next {
+			get { return next; }
+			set { next = value; }
+		}
+
+		public SequencePoint SequencePoint {
+			get { return sequence_point; }
+			set { sequence_point = value; }
+		}
+
+		internal Instruction (int offset, OpCode opCode)
+		{
+			this.offset = offset;
+			this.opcode = opCode;
+		}
+
+		internal Instruction (OpCode opcode, object operand)
+		{
+			this.opcode = opcode;
+			this.operand = operand;
+		}
+
+		public int GetSize ()
+		{
+			int size = opcode.Size;
+
+			switch (opcode.OperandType) {
+			case OperandType.InlineSwitch:
+				return size + (1 + ((Instruction []) operand).Length) * 4;
+			case OperandType.InlineI8:
+			case OperandType.InlineR:
+				return size + 8;
+			case OperandType.InlineBrTarget:
+			case OperandType.InlineField:
+			case OperandType.InlineI:
+			case OperandType.InlineMethod:
+			case OperandType.InlineString:
+			case OperandType.InlineTok:
+			case OperandType.InlineType:
+			case OperandType.ShortInlineR:
+			case OperandType.InlineSig:
+				return size + 4;
+			case OperandType.InlineArg:
+			case OperandType.InlineVar:
+				return size + 2;
+			case OperandType.ShortInlineBrTarget:
+			case OperandType.ShortInlineI:
+			case OperandType.ShortInlineArg:
+			case OperandType.ShortInlineVar:
+				return size + 1;
+			default:
+				return size;
+			}
+		}
+
+		public override string ToString ()
+		{
+			var instruction = new StringBuilder ();
+
+			AppendLabel (instruction, this);
+			instruction.Append (':');
+			instruction.Append (' ');
+			instruction.Append (opcode.Name);
+
+			if (operand == null)
+				return instruction.ToString ();
+
+			instruction.Append (' ');
+
+			switch (opcode.OperandType) {
+			case OperandType.ShortInlineBrTarget:
+			case OperandType.InlineBrTarget:
+				AppendLabel (instruction, (Instruction) operand);
+				break;
+			case OperandType.InlineSwitch:
+				var labels = (Instruction []) operand;
+				for (int i = 0; i < labels.Length; i++) {
+					if (i > 0)
+						instruction.Append (',');
+
+					AppendLabel (instruction, labels [i]);
+				}
+				break;
+			case OperandType.InlineString:
+				instruction.Append ('\"');
+				instruction.Append (operand);
+				instruction.Append ('\"');
+				break;
+			default:
+				instruction.Append (operand);
+				break;
+			}
+
+			return instruction.ToString ();
+		}
+
+		static void AppendLabel (StringBuilder builder, Instruction instruction)
+		{
+			builder.Append ("IL_");
+			builder.Append (instruction.offset.ToString ("x4"));
+		}
+
+		public static Instruction Create (OpCode opcode)
+		{
+			if (opcode.OperandType != OperandType.InlineNone)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, null);
+		}
+
+		public static Instruction Create (OpCode opcode, TypeReference type)
+		{
+			if (type == null)
+				throw new ArgumentNullException ("type");
+			if (opcode.OperandType != OperandType.InlineType &&
+				opcode.OperandType != OperandType.InlineTok)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, type);
+		}
+
+		public static Instruction Create (OpCode opcode, CallSite site)
+		{
+			if (site == null)
+				throw new ArgumentNullException ("site");
+			if (opcode.Code != Code.Calli)
+				throw new ArgumentException ("code");
+
+			return new Instruction (opcode, site);
+		}
+
+		public static Instruction Create (OpCode opcode, MethodReference method)
+		{
+			if (method == null)
+				throw new ArgumentNullException ("method");
+			if (opcode.OperandType != OperandType.InlineMethod &&
+				opcode.OperandType != OperandType.InlineTok)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, method);
+		}
+
+		public static Instruction Create (OpCode opcode, FieldReference field)
+		{
+			if (field == null)
+				throw new ArgumentNullException ("field");
+			if (opcode.OperandType != OperandType.InlineField &&
+				opcode.OperandType != OperandType.InlineTok)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, field);
+		}
+
+		public static Instruction Create (OpCode opcode, string value)
+		{
+			if (value == null)
+				throw new ArgumentNullException ("value");
+			if (opcode.OperandType != OperandType.InlineString)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, value);
+		}
+
+		public static Instruction Create (OpCode opcode, sbyte value)
+		{
+			if (opcode.OperandType != OperandType.ShortInlineI &&
+				opcode != OpCodes.Ldc_I4_S)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, value);
+		}
+
+		public static Instruction Create (OpCode opcode, byte value)
+		{
+			if (opcode.OperandType != OperandType.ShortInlineI ||
+				opcode == OpCodes.Ldc_I4_S)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, value);
+		}
+
+		public static Instruction Create (OpCode opcode, int value)
+		{
+			if (opcode.OperandType != OperandType.InlineI)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, value);
+		}
+
+		public static Instruction Create (OpCode opcode, long value)
+		{
+			if (opcode.OperandType != OperandType.InlineI8)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, value);
+		}
+
+		public static Instruction Create (OpCode opcode, float value)
+		{
+			if (opcode.OperandType != OperandType.ShortInlineR)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, value);
+		}
+
+		public static Instruction Create (OpCode opcode, double value)
+		{
+			if (opcode.OperandType != OperandType.InlineR)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, value);
+		}
+
+		public static Instruction Create (OpCode opcode, Instruction target)
+		{
+			if (target == null)
+				throw new ArgumentNullException ("target");
+			if (opcode.OperandType != OperandType.InlineBrTarget &&
+				opcode.OperandType != OperandType.ShortInlineBrTarget)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, target);
+		}
+
+		public static Instruction Create (OpCode opcode, Instruction [] targets)
+		{
+			if (targets == null)
+				throw new ArgumentNullException ("targets");
+			if (opcode.OperandType != OperandType.InlineSwitch)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, targets);
+		}
+
+		public static Instruction Create (OpCode opcode, VariableDefinition variable)
+		{
+			if (variable == null)
+				throw new ArgumentNullException ("variable");
+			if (opcode.OperandType != OperandType.ShortInlineVar &&
+				opcode.OperandType != OperandType.InlineVar)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, variable);
+		}
+
+		public static Instruction Create (OpCode opcode, ParameterDefinition parameter)
+		{
+			if (parameter == null)
+				throw new ArgumentNullException ("parameter");
+			if (opcode.OperandType != OperandType.ShortInlineArg &&
+				opcode.OperandType != OperandType.InlineArg)
+				throw new ArgumentException ("opcode");
+
+			return new Instruction (opcode, parameter);
+		}
+	}
+}

Mono.Cecil.Cil/MethodBody.cs

@@ -0,0 +1,230 @@
+//
+// MethodBody.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil.Cil {
+
+	public sealed class MethodBody : IVariableDefinitionProvider {
+
+		readonly internal MethodDefinition method;
+
+		internal ParameterDefinition this_parameter;
+		internal int max_stack_size;
+		internal int code_size;
+		internal bool init_locals;
+		internal MetadataToken local_var_token;
+
+		internal Collection<Instruction> instructions;
+		internal Collection<ExceptionHandler> exceptions;
+		internal Collection<VariableDefinition> variables;
+		Scope scope;
+
+		public MethodDefinition Method {
+			get { return method; }
+		}
+
+		public int MaxStackSize {
+			get { return max_stack_size; }
+			set { max_stack_size = value; }
+		}
+
+		public int CodeSize {
+			get { return code_size; }
+		}
+
+		public bool InitLocals {
+			get { return init_locals; }
+			set { init_locals = value; }
+		}
+
+		public MetadataToken LocalVarToken {
+			get { return local_var_token; }
+			set { local_var_token = value; }
+		}
+
+		public Collection<Instruction> Instructions {
+			get { return instructions ?? (instructions = new InstructionCollection ()); }
+		}
+
+		public bool HasExceptionHandlers {
+			get { return !exceptions.IsNullOrEmpty (); }
+		}
+
+		public Collection<ExceptionHandler> ExceptionHandlers {
+			get { return exceptions ?? (exceptions = new Collection<ExceptionHandler> ()); }
+		}
+
+		public bool HasVariables {
+			get { return !variables.IsNullOrEmpty (); }
+		}
+
+		public Collection<VariableDefinition> Variables {
+			get { return variables ?? (variables = new VariableDefinitionCollection ()); }
+		}
+
+		public Scope Scope {
+			get { return scope; }
+			set { scope = value; }
+		}
+
+		public ParameterDefinition ThisParameter {
+			get {
+				if (method == null || method.DeclaringType == null)
+					throw new NotSupportedException ();
+
+				return this_parameter ?? (this_parameter = new ParameterDefinition ("0", ParameterAttributes.None, method.DeclaringType));
+			}
+		}
+
+		public MethodBody (MethodDefinition method)
+		{
+			this.method = method;
+		}
+
+		public ILProcessor GetILProcessor ()
+		{
+			return new ILProcessor (this);
+		}
+	}
+
+	public interface IVariableDefinitionProvider {
+		bool HasVariables { get; }
+		Collection<VariableDefinition> Variables { get; }
+	}
+
+	class VariableDefinitionCollection : Collection<VariableDefinition> {
+
+		internal VariableDefinitionCollection ()
+		{
+		}
+
+		internal VariableDefinitionCollection (int capacity)
+			: base (capacity)
+		{
+		}
+
+		protected override void OnAdd (VariableDefinition item, int index)
+		{
+			item.index = index;
+		}
+
+		protected override void OnInsert (VariableDefinition item, int index)
+		{
+			item.index = index;
+
+			for (int i = index; i < size; i++)
+				items [i].index = i + 1;
+		}
+
+		protected override void OnSet (VariableDefinition item, int index)
+		{
+			item.index = index;
+		}
+
+		protected override void OnRemove (VariableDefinition item, int index)
+		{
+			item.index = -1;
+
+			for (int i = index + 1; i < size; i++)
+				items [i].index = i - 1;
+		}
+	}
+
+	class InstructionCollection : Collection<Instruction> {
+
+		internal InstructionCollection ()
+		{
+		}
+
+		internal InstructionCollection (int capacity)
+			: base (capacity)
+		{
+		}
+
+		protected override void OnAdd (Instruction item, int index)
+		{
+			if (index == 0)
+				return;
+
+			var previous = items [index - 1];
+			previous.next = item;
+			item.previous = previous;
+		}
+
+		protected override void OnInsert (Instruction item, int index)
+		{
+			if (size == 0)
+				return;
+
+			var current = items [index];
+			if (current == null) {
+				var last = items [index - 1];
+				last.next = item;
+				item.previous = last;
+				return;
+			}
+
+			var previous = current.previous;
+			if (previous != null) {
+				previous.next = item;
+				item.previous = previous;
+			}
+
+			current.previous = item;
+			item.next = current;
+		}
+
+		protected override void OnSet (Instruction item, int index)
+		{
+			var current = items [index];
+
+			item.previous = current.previous;
+			item.next = current.next;
+
+			current.previous = null;
+			current.next = null;
+		}
+
+		protected override void OnRemove (Instruction item, int index)
+		{
+			var previous = item.previous;
+			if (previous != null)
+				previous.next = item.next;
+
+			var next = item.next;
+			if (next != null)
+				next.previous = item.previous;
+
+			item.previous = null;
+			item.next = null;
+		}
+	}
+}

Mono.Cecil.Cil/OpCode.cs

@@ -0,0 +1,524 @@
+//
+// OpCode.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Cil {
+
+	public enum FlowControl {
+		Branch,
+		Break,
+		Call,
+		Cond_Branch,
+		Meta,
+		Next,
+		Phi,
+		Return,
+		Throw,
+	}
+
+	public enum OpCodeType {
+		Annotation,
+		Macro,
+		Nternal,
+		Objmodel,
+		Prefix,
+		Primitive,
+	}
+
+	public enum OperandType {
+		InlineBrTarget,
+		InlineField,
+		InlineI,
+		InlineI8,
+		InlineMethod,
+		InlineNone,
+		InlinePhi,
+		InlineR,
+		InlineSig,
+		InlineString,
+		InlineSwitch,
+		InlineTok,
+		InlineType,
+		InlineVar,
+		InlineArg,
+		ShortInlineBrTarget,
+		ShortInlineI,
+		ShortInlineR,
+		ShortInlineVar,
+		ShortInlineArg,
+	}
+
+	public enum StackBehaviour {
+		Pop0,
+		Pop1,
+		Pop1_pop1,
+		Popi,
+		Popi_pop1,
+		Popi_popi,
+		Popi_popi8,
+		Popi_popi_popi,
+		Popi_popr4,
+		Popi_popr8,
+		Popref,
+		Popref_pop1,
+		Popref_popi,
+		Popref_popi_popi,
+		Popref_popi_popi8,
+		Popref_popi_popr4,
+		Popref_popi_popr8,
+		Popref_popi_popref,
+		PopAll,
+		Push0,
+		Push1,
+		Push1_push1,
+		Pushi,
+		Pushi8,
+		Pushr4,
+		Pushr8,
+		Pushref,
+		Varpop,
+		Varpush,
+	}
+
+	public struct OpCode {
+
+		readonly byte op1;
+		readonly byte op2;
+		readonly byte code;
+		readonly byte flow_control;
+		readonly byte opcode_type;
+		readonly byte operand_type;
+		readonly byte stack_behavior_pop;
+		readonly byte stack_behavior_push;
+
+		public string Name {
+			get { return OpCodeNames.names [op1 == 0xff ? op2 : op2 + 256]; }
+		}
+
+		public int Size {
+			get { return op1 == 0xff ? 1 : 2; }
+		}
+
+		public byte Op1 {
+			get { return op1; }
+		}
+
+		public byte Op2 {
+			get { return op2; }
+		}
+
+		public short Value {
+			get { return (short) ((op1 << 8) | op2); }
+		}
+
+		public Code Code {
+			get { return (Code) code; }
+		}
+
+		public FlowControl FlowControl {
+			get { return (FlowControl) flow_control; }
+		}
+
+		public OpCodeType OpCodeType {
+			get { return (OpCodeType) opcode_type; }
+		}
+
+		public OperandType OperandType {
+			get { return (OperandType) operand_type; }
+		}
+
+		public StackBehaviour StackBehaviourPop {
+			get { return (StackBehaviour) stack_behavior_pop; }
+		}
+
+		public StackBehaviour StackBehaviourPush {
+			get { return (StackBehaviour) stack_behavior_push; }
+		}
+
+		internal OpCode (int x, int y)
+		{
+			this.op1 = (byte) ((x >> 0) & 0xff);
+			this.op2 = (byte) ((x >> 8) & 0xff);
+			this.code = (byte) ((x >> 16) & 0xff);
+			this.flow_control = (byte) ((x >> 24) & 0xff);
+
+			this.opcode_type = (byte) ((y >> 0) & 0xff);
+			this.operand_type = (byte) ((y >> 8) & 0xff);
+			this.stack_behavior_pop = (byte) ((y >> 16) & 0xff);
+			this.stack_behavior_push = (byte) ((y >> 24) & 0xff);
+
+			if (op1 == 0xff)
+				OpCodes.OneByteOpCode [op2] = this;
+			else
+				OpCodes.TwoBytesOpCode [op2] = this;
+		}
+
+		public override int GetHashCode ()
+		{
+			return Value;
+		}
+
+		public override bool Equals (object obj)
+		{
+			if (!(obj is OpCode))
+				return false;
+
+			var opcode = (OpCode) obj;
+			return op1 == opcode.op1 && op2 == opcode.op2;
+		}
+
+		public bool Equals (OpCode opcode)
+		{
+			return op1 == opcode.op1 && op2 == opcode.op2;
+		}
+
+		public static bool operator == (OpCode one, OpCode other)
+		{
+			return one.op1 == other.op1 && one.op2 == other.op2;
+		}
+
+		public static bool operator != (OpCode one, OpCode other)
+		{
+			return one.op1 != other.op1 || one.op2 != other.op2;
+		}
+
+		public override string ToString ()
+		{
+			return Name;
+		}
+	}
+
+	static class OpCodeNames {
+
+		internal static readonly string [] names = {
+			"nop",
+			"break",
+			"ldarg.0",
+			"ldarg.1",
+			"ldarg.2",
+			"ldarg.3",
+			"ldloc.0",
+			"ldloc.1",
+			"ldloc.2",
+			"ldloc.3",
+			"stloc.0",
+			"stloc.1",
+			"stloc.2",
+			"stloc.3",
+			"ldarg.s",
+			"ldarga.s",
+			"starg.s",
+			"ldloc.s",
+			"ldloca.s",
+			"stloc.s",
+			"ldnull",
+			"ldc.i4.m1",
+			"ldc.i4.0",
+			"ldc.i4.1",
+			"ldc.i4.2",
+			"ldc.i4.3",
+			"ldc.i4.4",
+			"ldc.i4.5",
+			"ldc.i4.6",
+			"ldc.i4.7",
+			"ldc.i4.8",
+			"ldc.i4.s",
+			"ldc.i4",
+			"ldc.i8",
+			"ldc.r4",
+			"ldc.r8",
+			null,
+			"dup",
+			"pop",
+			"jmp",
+			"call",
+			"calli",
+			"ret",
+			"br.s",
+			"brfalse.s",
+			"brtrue.s",
+			"beq.s",
+			"bge.s",
+			"bgt.s",
+			"ble.s",
+			"blt.s",
+			"bne.un.s",
+			"bge.un.s",
+			"bgt.un.s",
+			"ble.un.s",
+			"blt.un.s",
+			"br",
+			"brfalse",
+			"brtrue",
+			"beq",
+			"bge",
+			"bgt",
+			"ble",
+			"blt",
+			"bne.un",
+			"bge.un",
+			"bgt.un",
+			"ble.un",
+			"blt.un",
+			"switch",
+			"ldind.i1",
+			"ldind.u1",
+			"ldind.i2",
+			"ldind.u2",
+			"ldind.i4",
+			"ldind.u4",
+			"ldind.i8",
+			"ldind.i",
+			"ldind.r4",
+			"ldind.r8",
+			"ldind.ref",
+			"stind.ref",
+			"stind.i1",
+			"stind.i2",
+			"stind.i4",
+			"stind.i8",
+			"stind.r4",
+			"stind.r8",
+			"add",
+			"sub",
+			"mul",
+			"div",
+			"div.un",
+			"rem",
+			"rem.un",
+			"and",
+			"or",
+			"xor",
+			"shl",
+			"shr",
+			"shr.un",
+			"neg",
+			"not",
+			"conv.i1",
+			"conv.i2",
+			"conv.i4",
+			"conv.i8",
+			"conv.r4",
+			"conv.r8",
+			"conv.u4",
+			"conv.u8",
+			"callvirt",
+			"cpobj",
+			"ldobj",
+			"ldstr",
+			"newobj",
+			"castclass",
+			"isinst",
+			"conv.r.un",
+			null,
+			null,
+			"unbox",
+			"throw",
+			"ldfld",
+			"ldflda",
+			"stfld",
+			"ldsfld",
+			"ldsflda",
+			"stsfld",
+			"stobj",
+			"conv.ovf.i1.un",
+			"conv.ovf.i2.un",
+			"conv.ovf.i4.un",
+			"conv.ovf.i8.un",
+			"conv.ovf.u1.un",
+			"conv.ovf.u2.un",
+			"conv.ovf.u4.un",
+			"conv.ovf.u8.un",
+			"conv.ovf.i.un",
+			"conv.ovf.u.un",
+			"box",
+			"newarr",
+			"ldlen",
+			"ldelema",
+			"ldelem.i1",
+			"ldelem.u1",
+			"ldelem.i2",
+			"ldelem.u2",
+			"ldelem.i4",
+			"ldelem.u4",
+			"ldelem.i8",
+			"ldelem.i",
+			"ldelem.r4",
+			"ldelem.r8",
+			"ldelem.ref",
+			"stelem.i",
+			"stelem.i1",
+			"stelem.i2",
+			"stelem.i4",
+			"stelem.i8",
+			"stelem.r4",
+			"stelem.r8",
+			"stelem.ref",
+			"ldelem.any",
+			"stelem.any",
+			"unbox.any",
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			"conv.ovf.i1",
+			"conv.ovf.u1",
+			"conv.ovf.i2",
+			"conv.ovf.u2",
+			"conv.ovf.i4",
+			"conv.ovf.u4",
+			"conv.ovf.i8",
+			"conv.ovf.u8",
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			"refanyval",
+			"ckfinite",
+			null,
+			null,
+			"mkrefany",
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			"ldtoken",
+			"conv.u2",
+			"conv.u1",
+			"conv.i",
+			"conv.ovf.i",
+			"conv.ovf.u",
+			"add.ovf",
+			"add.ovf.un",
+			"mul.ovf",
+			"mul.ovf.un",
+			"sub.ovf",
+			"sub.ovf.un",
+			"endfinally",
+			"leave",
+			"leave.s",
+			"stind.i",
+			"conv.u",
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			"prefix7",
+			"prefix6",
+			"prefix5",
+			"prefix4",
+			"prefix3",
+			"prefix2",
+			"prefix1",
+			"prefixref",
+			"arglist",
+			"ceq",
+			"cgt",
+			"cgt.un",
+			"clt",
+			"clt.un",
+			"ldftn",
+			"ldvirtftn",
+			null,
+			"ldarg",
+			"ldarga",
+			"starg",
+			"ldloc",
+			"ldloca",
+			"stloc",
+			"localloc",
+			null,
+			"endfilter",
+			"unaligned.",
+			"volatile.",
+			"tail.",
+			"initobj",
+			"constrained.",
+			"cpblk",
+			"initblk",
+			"no.",		// added by spouliot to match Cecil existing definitions
+			"rethrow",
+			null,
+			"sizeof",
+			"refanytype",
+			"readonly.",	// added by spouliot to match Cecil existing definitions
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+			null,
+		};
+	}
+}

Mono.Cecil.Cil/OpCodes.cs

@@ -0,0 +1,912 @@
+//
+// OpCodes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Cil {
+
+	public static class OpCodes {
+
+		internal static readonly OpCode [] OneByteOpCode = new OpCode [0xe0 + 1];
+		internal static readonly OpCode [] TwoBytesOpCode = new OpCode [0x1e + 1];
+
+		public static readonly OpCode Nop = new OpCode (
+			0xff << 0 | 0x00 << 8 | (byte) Code.Nop << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Break = new OpCode (
+			0xff << 0 | 0x01 << 8 | (byte) Code.Break << 16 | (byte) FlowControl.Break << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldarg_0 = new OpCode (
+			0xff << 0 | 0x02 << 8 | (byte) Code.Ldarg_0 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldarg_1 = new OpCode (
+			0xff << 0 | 0x03 << 8 | (byte) Code.Ldarg_1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldarg_2 = new OpCode (
+			0xff << 0 | 0x04 << 8 | (byte) Code.Ldarg_2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldarg_3 = new OpCode (
+			0xff << 0 | 0x05 << 8 | (byte) Code.Ldarg_3 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldloc_0 = new OpCode (
+			0xff << 0 | 0x06 << 8 | (byte) Code.Ldloc_0 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldloc_1 = new OpCode (
+			0xff << 0 | 0x07 << 8 | (byte) Code.Ldloc_1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldloc_2 = new OpCode (
+			0xff << 0 | 0x08 << 8 | (byte) Code.Ldloc_2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldloc_3 = new OpCode (
+			0xff << 0 | 0x09 << 8 | (byte) Code.Ldloc_3 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Stloc_0 = new OpCode (
+			0xff << 0 | 0x0a << 8 | (byte) Code.Stloc_0 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stloc_1 = new OpCode (
+			0xff << 0 | 0x0b << 8 | (byte) Code.Stloc_1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stloc_2 = new OpCode (
+			0xff << 0 | 0x0c << 8 | (byte) Code.Stloc_2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stloc_3 = new OpCode (
+			0xff << 0 | 0x0d << 8 | (byte) Code.Stloc_3 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldarg_S = new OpCode (
+			0xff << 0 | 0x0e << 8 | (byte) Code.Ldarg_S << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineArg << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldarga_S = new OpCode (
+			0xff << 0 | 0x0f << 8 | (byte) Code.Ldarga_S << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineArg << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Starg_S = new OpCode (
+			0xff << 0 | 0x10 << 8 | (byte) Code.Starg_S << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineArg << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldloc_S = new OpCode (
+			0xff << 0 | 0x11 << 8 | (byte) Code.Ldloc_S << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineVar << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldloca_S = new OpCode (
+			0xff << 0 | 0x12 << 8 | (byte) Code.Ldloca_S << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineVar << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Stloc_S = new OpCode (
+			0xff << 0 | 0x13 << 8 | (byte) Code.Stloc_S << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineVar << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldnull = new OpCode (
+			0xff << 0 | 0x14 << 8 | (byte) Code.Ldnull << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Ldc_I4_M1 = new OpCode (
+			0xff << 0 | 0x15 << 8 | (byte) Code.Ldc_I4_M1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_0 = new OpCode (
+			0xff << 0 | 0x16 << 8 | (byte) Code.Ldc_I4_0 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_1 = new OpCode (
+			0xff << 0 | 0x17 << 8 | (byte) Code.Ldc_I4_1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_2 = new OpCode (
+			0xff << 0 | 0x18 << 8 | (byte) Code.Ldc_I4_2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_3 = new OpCode (
+			0xff << 0 | 0x19 << 8 | (byte) Code.Ldc_I4_3 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_4 = new OpCode (
+			0xff << 0 | 0x1a << 8 | (byte) Code.Ldc_I4_4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_5 = new OpCode (
+			0xff << 0 | 0x1b << 8 | (byte) Code.Ldc_I4_5 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_6 = new OpCode (
+			0xff << 0 | 0x1c << 8 | (byte) Code.Ldc_I4_6 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_7 = new OpCode (
+			0xff << 0 | 0x1d << 8 | (byte) Code.Ldc_I4_7 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_8 = new OpCode (
+			0xff << 0 | 0x1e << 8 | (byte) Code.Ldc_I4_8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4_S = new OpCode (
+			0xff << 0 | 0x1f << 8 | (byte) Code.Ldc_I4_S << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineI << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I4 = new OpCode (
+			0xff << 0 | 0x20 << 8 | (byte) Code.Ldc_I4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineI << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldc_I8 = new OpCode (
+			0xff << 0 | 0x21 << 8 | (byte) Code.Ldc_I8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineI8 << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Ldc_R4 = new OpCode (
+			0xff << 0 | 0x22 << 8 | (byte) Code.Ldc_R4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.ShortInlineR << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushr4 << 24);
+
+		public static readonly OpCode Ldc_R8 = new OpCode (
+			0xff << 0 | 0x23 << 8 | (byte) Code.Ldc_R8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineR << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushr8 << 24);
+
+		public static readonly OpCode Dup = new OpCode (
+			0xff << 0 | 0x25 << 8 | (byte) Code.Dup << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push1_push1 << 24);
+
+		public static readonly OpCode Pop = new OpCode (
+			0xff << 0 | 0x26 << 8 | (byte) Code.Pop << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Jmp = new OpCode (
+			0xff << 0 | 0x27 << 8 | (byte) Code.Jmp << 16 | (byte) FlowControl.Call << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineMethod << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Call = new OpCode (
+			0xff << 0 | 0x28 << 8 | (byte) Code.Call << 16 | (byte) FlowControl.Call << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineMethod << 8 | (byte) StackBehaviour.Varpop << 16 | (byte) StackBehaviour.Varpush << 24);
+
+		public static readonly OpCode Calli = new OpCode (
+			0xff << 0 | 0x29 << 8 | (byte) Code.Calli << 16 | (byte) FlowControl.Call << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineSig << 8 | (byte) StackBehaviour.Varpop << 16 | (byte) StackBehaviour.Varpush << 24);
+
+		public static readonly OpCode Ret = new OpCode (
+			0xff << 0 | 0x2a << 8 | (byte) Code.Ret << 16 | (byte) FlowControl.Return << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Varpop << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Br_S = new OpCode (
+			0xff << 0 | 0x2b << 8 | (byte) Code.Br_S << 16 | (byte) FlowControl.Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Brfalse_S = new OpCode (
+			0xff << 0 | 0x2c << 8 | (byte) Code.Brfalse_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Brtrue_S = new OpCode (
+			0xff << 0 | 0x2d << 8 | (byte) Code.Brtrue_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Beq_S = new OpCode (
+			0xff << 0 | 0x2e << 8 | (byte) Code.Beq_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bge_S = new OpCode (
+			0xff << 0 | 0x2f << 8 | (byte) Code.Bge_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bgt_S = new OpCode (
+			0xff << 0 | 0x30 << 8 | (byte) Code.Bgt_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ble_S = new OpCode (
+			0xff << 0 | 0x31 << 8 | (byte) Code.Ble_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Blt_S = new OpCode (
+			0xff << 0 | 0x32 << 8 | (byte) Code.Blt_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bne_Un_S = new OpCode (
+			0xff << 0 | 0x33 << 8 | (byte) Code.Bne_Un_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bge_Un_S = new OpCode (
+			0xff << 0 | 0x34 << 8 | (byte) Code.Bge_Un_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bgt_Un_S = new OpCode (
+			0xff << 0 | 0x35 << 8 | (byte) Code.Bgt_Un_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ble_Un_S = new OpCode (
+			0xff << 0 | 0x36 << 8 | (byte) Code.Ble_Un_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Blt_Un_S = new OpCode (
+			0xff << 0 | 0x37 << 8 | (byte) Code.Blt_Un_S << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Br = new OpCode (
+			0xff << 0 | 0x38 << 8 | (byte) Code.Br << 16 | (byte) FlowControl.Branch << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Brfalse = new OpCode (
+			0xff << 0 | 0x39 << 8 | (byte) Code.Brfalse << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Brtrue = new OpCode (
+			0xff << 0 | 0x3a << 8 | (byte) Code.Brtrue << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Beq = new OpCode (
+			0xff << 0 | 0x3b << 8 | (byte) Code.Beq << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bge = new OpCode (
+			0xff << 0 | 0x3c << 8 | (byte) Code.Bge << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bgt = new OpCode (
+			0xff << 0 | 0x3d << 8 | (byte) Code.Bgt << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ble = new OpCode (
+			0xff << 0 | 0x3e << 8 | (byte) Code.Ble << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Blt = new OpCode (
+			0xff << 0 | 0x3f << 8 | (byte) Code.Blt << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bne_Un = new OpCode (
+			0xff << 0 | 0x40 << 8 | (byte) Code.Bne_Un << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bge_Un = new OpCode (
+			0xff << 0 | 0x41 << 8 | (byte) Code.Bge_Un << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Bgt_Un = new OpCode (
+			0xff << 0 | 0x42 << 8 | (byte) Code.Bgt_Un << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ble_Un = new OpCode (
+			0xff << 0 | 0x43 << 8 | (byte) Code.Ble_Un << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Blt_Un = new OpCode (
+			0xff << 0 | 0x44 << 8 | (byte) Code.Blt_Un << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Switch = new OpCode (
+			0xff << 0 | 0x45 << 8 | (byte) Code.Switch << 16 | (byte) FlowControl.Cond_Branch << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineSwitch << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldind_I1 = new OpCode (
+			0xff << 0 | 0x46 << 8 | (byte) Code.Ldind_I1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldind_U1 = new OpCode (
+			0xff << 0 | 0x47 << 8 | (byte) Code.Ldind_U1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldind_I2 = new OpCode (
+			0xff << 0 | 0x48 << 8 | (byte) Code.Ldind_I2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldind_U2 = new OpCode (
+			0xff << 0 | 0x49 << 8 | (byte) Code.Ldind_U2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldind_I4 = new OpCode (
+			0xff << 0 | 0x4a << 8 | (byte) Code.Ldind_I4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldind_U4 = new OpCode (
+			0xff << 0 | 0x4b << 8 | (byte) Code.Ldind_U4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldind_I8 = new OpCode (
+			0xff << 0 | 0x4c << 8 | (byte) Code.Ldind_I8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Ldind_I = new OpCode (
+			0xff << 0 | 0x4d << 8 | (byte) Code.Ldind_I << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldind_R4 = new OpCode (
+			0xff << 0 | 0x4e << 8 | (byte) Code.Ldind_R4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushr4 << 24);
+
+		public static readonly OpCode Ldind_R8 = new OpCode (
+			0xff << 0 | 0x4f << 8 | (byte) Code.Ldind_R8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushr8 << 24);
+
+		public static readonly OpCode Ldind_Ref = new OpCode (
+			0xff << 0 | 0x50 << 8 | (byte) Code.Ldind_Ref << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Stind_Ref = new OpCode (
+			0xff << 0 | 0x51 << 8 | (byte) Code.Stind_Ref << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stind_I1 = new OpCode (
+			0xff << 0 | 0x52 << 8 | (byte) Code.Stind_I1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stind_I2 = new OpCode (
+			0xff << 0 | 0x53 << 8 | (byte) Code.Stind_I2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stind_I4 = new OpCode (
+			0xff << 0 | 0x54 << 8 | (byte) Code.Stind_I4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stind_I8 = new OpCode (
+			0xff << 0 | 0x55 << 8 | (byte) Code.Stind_I8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi8 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stind_R4 = new OpCode (
+			0xff << 0 | 0x56 << 8 | (byte) Code.Stind_R4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popr4 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stind_R8 = new OpCode (
+			0xff << 0 | 0x57 << 8 | (byte) Code.Stind_R8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popr8 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Add = new OpCode (
+			0xff << 0 | 0x58 << 8 | (byte) Code.Add << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Sub = new OpCode (
+			0xff << 0 | 0x59 << 8 | (byte) Code.Sub << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Mul = new OpCode (
+			0xff << 0 | 0x5a << 8 | (byte) Code.Mul << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Div = new OpCode (
+			0xff << 0 | 0x5b << 8 | (byte) Code.Div << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Div_Un = new OpCode (
+			0xff << 0 | 0x5c << 8 | (byte) Code.Div_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Rem = new OpCode (
+			0xff << 0 | 0x5d << 8 | (byte) Code.Rem << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Rem_Un = new OpCode (
+			0xff << 0 | 0x5e << 8 | (byte) Code.Rem_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode And = new OpCode (
+			0xff << 0 | 0x5f << 8 | (byte) Code.And << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Or = new OpCode (
+			0xff << 0 | 0x60 << 8 | (byte) Code.Or << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Xor = new OpCode (
+			0xff << 0 | 0x61 << 8 | (byte) Code.Xor << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Shl = new OpCode (
+			0xff << 0 | 0x62 << 8 | (byte) Code.Shl << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Shr = new OpCode (
+			0xff << 0 | 0x63 << 8 | (byte) Code.Shr << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Shr_Un = new OpCode (
+			0xff << 0 | 0x64 << 8 | (byte) Code.Shr_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Neg = new OpCode (
+			0xff << 0 | 0x65 << 8 | (byte) Code.Neg << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Not = new OpCode (
+			0xff << 0 | 0x66 << 8 | (byte) Code.Not << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Conv_I1 = new OpCode (
+			0xff << 0 | 0x67 << 8 | (byte) Code.Conv_I1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_I2 = new OpCode (
+			0xff << 0 | 0x68 << 8 | (byte) Code.Conv_I2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_I4 = new OpCode (
+			0xff << 0 | 0x69 << 8 | (byte) Code.Conv_I4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_I8 = new OpCode (
+			0xff << 0 | 0x6a << 8 | (byte) Code.Conv_I8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Conv_R4 = new OpCode (
+			0xff << 0 | 0x6b << 8 | (byte) Code.Conv_R4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushr4 << 24);
+
+		public static readonly OpCode Conv_R8 = new OpCode (
+			0xff << 0 | 0x6c << 8 | (byte) Code.Conv_R8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushr8 << 24);
+
+		public static readonly OpCode Conv_U4 = new OpCode (
+			0xff << 0 | 0x6d << 8 | (byte) Code.Conv_U4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_U8 = new OpCode (
+			0xff << 0 | 0x6e << 8 | (byte) Code.Conv_U8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Callvirt = new OpCode (
+			0xff << 0 | 0x6f << 8 | (byte) Code.Callvirt << 16 | (byte) FlowControl.Call << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineMethod << 8 | (byte) StackBehaviour.Varpop << 16 | (byte) StackBehaviour.Varpush << 24);
+
+		public static readonly OpCode Cpobj = new OpCode (
+			0xff << 0 | 0x70 << 8 | (byte) Code.Cpobj << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldobj = new OpCode (
+			0xff << 0 | 0x71 << 8 | (byte) Code.Ldobj << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldstr = new OpCode (
+			0xff << 0 | 0x72 << 8 | (byte) Code.Ldstr << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineString << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Newobj = new OpCode (
+			0xff << 0 | 0x73 << 8 | (byte) Code.Newobj << 16 | (byte) FlowControl.Call << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineMethod << 8 | (byte) StackBehaviour.Varpop << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Castclass = new OpCode (
+			0xff << 0 | 0x74 << 8 | (byte) Code.Castclass << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Isinst = new OpCode (
+			0xff << 0 | 0x75 << 8 | (byte) Code.Isinst << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_R_Un = new OpCode (
+			0xff << 0 | 0x76 << 8 | (byte) Code.Conv_R_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushr8 << 24);
+
+		public static readonly OpCode Unbox = new OpCode (
+			0xff << 0 | 0x79 << 8 | (byte) Code.Unbox << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Throw = new OpCode (
+			0xff << 0 | 0x7a << 8 | (byte) Code.Throw << 16 | (byte) FlowControl.Throw << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldfld = new OpCode (
+			0xff << 0 | 0x7b << 8 | (byte) Code.Ldfld << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineField << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldflda = new OpCode (
+			0xff << 0 | 0x7c << 8 | (byte) Code.Ldflda << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineField << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Stfld = new OpCode (
+			0xff << 0 | 0x7d << 8 | (byte) Code.Stfld << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineField << 8 | (byte) StackBehaviour.Popref_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldsfld = new OpCode (
+			0xff << 0 | 0x7e << 8 | (byte) Code.Ldsfld << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineField << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldsflda = new OpCode (
+			0xff << 0 | 0x7f << 8 | (byte) Code.Ldsflda << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineField << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Stsfld = new OpCode (
+			0xff << 0 | 0x80 << 8 | (byte) Code.Stsfld << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineField << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stobj = new OpCode (
+			0xff << 0 | 0x81 << 8 | (byte) Code.Stobj << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popi_pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Conv_Ovf_I1_Un = new OpCode (
+			0xff << 0 | 0x82 << 8 | (byte) Code.Conv_Ovf_I1_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_I2_Un = new OpCode (
+			0xff << 0 | 0x83 << 8 | (byte) Code.Conv_Ovf_I2_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_I4_Un = new OpCode (
+			0xff << 0 | 0x84 << 8 | (byte) Code.Conv_Ovf_I4_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_I8_Un = new OpCode (
+			0xff << 0 | 0x85 << 8 | (byte) Code.Conv_Ovf_I8_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Conv_Ovf_U1_Un = new OpCode (
+			0xff << 0 | 0x86 << 8 | (byte) Code.Conv_Ovf_U1_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U2_Un = new OpCode (
+			0xff << 0 | 0x87 << 8 | (byte) Code.Conv_Ovf_U2_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U4_Un = new OpCode (
+			0xff << 0 | 0x88 << 8 | (byte) Code.Conv_Ovf_U4_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U8_Un = new OpCode (
+			0xff << 0 | 0x89 << 8 | (byte) Code.Conv_Ovf_U8_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Conv_Ovf_I_Un = new OpCode (
+			0xff << 0 | 0x8a << 8 | (byte) Code.Conv_Ovf_I_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U_Un = new OpCode (
+			0xff << 0 | 0x8b << 8 | (byte) Code.Conv_Ovf_U_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Box = new OpCode (
+			0xff << 0 | 0x8c << 8 | (byte) Code.Box << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Newarr = new OpCode (
+			0xff << 0 | 0x8d << 8 | (byte) Code.Newarr << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Ldlen = new OpCode (
+			0xff << 0 | 0x8e << 8 | (byte) Code.Ldlen << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelema = new OpCode (
+			0xff << 0 | 0x8f << 8 | (byte) Code.Ldelema << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_I1 = new OpCode (
+			0xff << 0 | 0x90 << 8 | (byte) Code.Ldelem_I1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_U1 = new OpCode (
+			0xff << 0 | 0x91 << 8 | (byte) Code.Ldelem_U1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_I2 = new OpCode (
+			0xff << 0 | 0x92 << 8 | (byte) Code.Ldelem_I2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_U2 = new OpCode (
+			0xff << 0 | 0x93 << 8 | (byte) Code.Ldelem_U2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_I4 = new OpCode (
+			0xff << 0 | 0x94 << 8 | (byte) Code.Ldelem_I4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_U4 = new OpCode (
+			0xff << 0 | 0x95 << 8 | (byte) Code.Ldelem_U4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_I8 = new OpCode (
+			0xff << 0 | 0x96 << 8 | (byte) Code.Ldelem_I8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Ldelem_I = new OpCode (
+			0xff << 0 | 0x97 << 8 | (byte) Code.Ldelem_I << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldelem_R4 = new OpCode (
+			0xff << 0 | 0x98 << 8 | (byte) Code.Ldelem_R4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushr4 << 24);
+
+		public static readonly OpCode Ldelem_R8 = new OpCode (
+			0xff << 0 | 0x99 << 8 | (byte) Code.Ldelem_R8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushr8 << 24);
+
+		public static readonly OpCode Ldelem_Ref = new OpCode (
+			0xff << 0 | 0x9a << 8 | (byte) Code.Ldelem_Ref << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Pushref << 24);
+
+		public static readonly OpCode Stelem_I = new OpCode (
+			0xff << 0 | 0x9b << 8 | (byte) Code.Stelem_I << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stelem_I1 = new OpCode (
+			0xff << 0 | 0x9c << 8 | (byte) Code.Stelem_I1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stelem_I2 = new OpCode (
+			0xff << 0 | 0x9d << 8 | (byte) Code.Stelem_I2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stelem_I4 = new OpCode (
+			0xff << 0 | 0x9e << 8 | (byte) Code.Stelem_I4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stelem_I8 = new OpCode (
+			0xff << 0 | 0x9f << 8 | (byte) Code.Stelem_I8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popi8 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stelem_R4 = new OpCode (
+			0xff << 0 | 0xa0 << 8 | (byte) Code.Stelem_R4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popr4 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stelem_R8 = new OpCode (
+			0xff << 0 | 0xa1 << 8 | (byte) Code.Stelem_R8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popr8 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stelem_Ref = new OpCode (
+			0xff << 0 | 0xa2 << 8 | (byte) Code.Stelem_Ref << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popref_popi_popref << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldelem_Any = new OpCode (
+			0xff << 0 | 0xa3 << 8 | (byte) Code.Ldelem_Any << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popref_popi << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Stelem_Any = new OpCode (
+			0xff << 0 | 0xa4 << 8 | (byte) Code.Stelem_Any << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popref_popi_popref << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Unbox_Any = new OpCode (
+			0xff << 0 | 0xa5 << 8 | (byte) Code.Unbox_Any << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Conv_Ovf_I1 = new OpCode (
+			0xff << 0 | 0xb3 << 8 | (byte) Code.Conv_Ovf_I1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U1 = new OpCode (
+			0xff << 0 | 0xb4 << 8 | (byte) Code.Conv_Ovf_U1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_I2 = new OpCode (
+			0xff << 0 | 0xb5 << 8 | (byte) Code.Conv_Ovf_I2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U2 = new OpCode (
+			0xff << 0 | 0xb6 << 8 | (byte) Code.Conv_Ovf_U2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_I4 = new OpCode (
+			0xff << 0 | 0xb7 << 8 | (byte) Code.Conv_Ovf_I4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U4 = new OpCode (
+			0xff << 0 | 0xb8 << 8 | (byte) Code.Conv_Ovf_U4 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_I8 = new OpCode (
+			0xff << 0 | 0xb9 << 8 | (byte) Code.Conv_Ovf_I8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Conv_Ovf_U8 = new OpCode (
+			0xff << 0 | 0xba << 8 | (byte) Code.Conv_Ovf_U8 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi8 << 24);
+
+		public static readonly OpCode Refanyval = new OpCode (
+			0xff << 0 | 0xc2 << 8 | (byte) Code.Refanyval << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ckfinite = new OpCode (
+			0xff << 0 | 0xc3 << 8 | (byte) Code.Ckfinite << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushr8 << 24);
+
+		public static readonly OpCode Mkrefany = new OpCode (
+			0xff << 0 | 0xc6 << 8 | (byte) Code.Mkrefany << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldtoken = new OpCode (
+			0xff << 0 | 0xd0 << 8 | (byte) Code.Ldtoken << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineTok << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_U2 = new OpCode (
+			0xff << 0 | 0xd1 << 8 | (byte) Code.Conv_U2 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_U1 = new OpCode (
+			0xff << 0 | 0xd2 << 8 | (byte) Code.Conv_U1 << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_I = new OpCode (
+			0xff << 0 | 0xd3 << 8 | (byte) Code.Conv_I << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_I = new OpCode (
+			0xff << 0 | 0xd4 << 8 | (byte) Code.Conv_Ovf_I << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Conv_Ovf_U = new OpCode (
+			0xff << 0 | 0xd5 << 8 | (byte) Code.Conv_Ovf_U << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Add_Ovf = new OpCode (
+			0xff << 0 | 0xd6 << 8 | (byte) Code.Add_Ovf << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Add_Ovf_Un = new OpCode (
+			0xff << 0 | 0xd7 << 8 | (byte) Code.Add_Ovf_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Mul_Ovf = new OpCode (
+			0xff << 0 | 0xd8 << 8 | (byte) Code.Mul_Ovf << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Mul_Ovf_Un = new OpCode (
+			0xff << 0 | 0xd9 << 8 | (byte) Code.Mul_Ovf_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Sub_Ovf = new OpCode (
+			0xff << 0 | 0xda << 8 | (byte) Code.Sub_Ovf << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Sub_Ovf_Un = new OpCode (
+			0xff << 0 | 0xdb << 8 | (byte) Code.Sub_Ovf_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Endfinally = new OpCode (
+			0xff << 0 | 0xdc << 8 | (byte) Code.Endfinally << 16 | (byte) FlowControl.Return << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Leave = new OpCode (
+			0xff << 0 | 0xdd << 8 | (byte) Code.Leave << 16 | (byte) FlowControl.Branch << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineBrTarget << 8 | (byte) StackBehaviour.PopAll << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Leave_S = new OpCode (
+			0xff << 0 | 0xde << 8 | (byte) Code.Leave_S << 16 | (byte) FlowControl.Branch << 24,
+			(byte) OpCodeType.Macro << 0 | (byte) OperandType.ShortInlineBrTarget << 8 | (byte) StackBehaviour.PopAll << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Stind_I = new OpCode (
+			0xff << 0 | 0xdf << 8 | (byte) Code.Stind_I << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Conv_U = new OpCode (
+			0xff << 0 | 0xe0 << 8 | (byte) Code.Conv_U << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Arglist = new OpCode (
+			0xfe << 0 | 0x00 << 8 | (byte) Code.Arglist << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ceq = new OpCode (
+			0xfe << 0 | 0x01 << 8 | (byte) Code.Ceq << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Cgt = new OpCode (
+			0xfe << 0 | 0x02 << 8 | (byte) Code.Cgt << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Cgt_Un = new OpCode (
+			0xfe << 0 | 0x03 << 8 | (byte) Code.Cgt_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Clt = new OpCode (
+			0xfe << 0 | 0x04 << 8 | (byte) Code.Clt << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Clt_Un = new OpCode (
+			0xfe << 0 | 0x05 << 8 | (byte) Code.Clt_Un << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1_pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldftn = new OpCode (
+			0xfe << 0 | 0x06 << 8 | (byte) Code.Ldftn << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineMethod << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldvirtftn = new OpCode (
+			0xfe << 0 | 0x07 << 8 | (byte) Code.Ldvirtftn << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineMethod << 8 | (byte) StackBehaviour.Popref << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Ldarg = new OpCode (
+			0xfe << 0 | 0x09 << 8 | (byte) Code.Ldarg << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineArg << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldarga = new OpCode (
+			0xfe << 0 | 0x0a << 8 | (byte) Code.Ldarga << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineArg << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Starg = new OpCode (
+			0xfe << 0 | 0x0b << 8 | (byte) Code.Starg << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineArg << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Ldloc = new OpCode (
+			0xfe << 0 | 0x0c << 8 | (byte) Code.Ldloc << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineVar << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push1 << 24);
+
+		public static readonly OpCode Ldloca = new OpCode (
+			0xfe << 0 | 0x0d << 8 | (byte) Code.Ldloca << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineVar << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Stloc = new OpCode (
+			0xfe << 0 | 0x0e << 8 | (byte) Code.Stloc << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineVar << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Localloc = new OpCode (
+			0xfe << 0 | 0x0f << 8 | (byte) Code.Localloc << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Endfilter = new OpCode (
+			0xfe << 0 | 0x11 << 8 | (byte) Code.Endfilter << 16 | (byte) FlowControl.Return << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Unaligned = new OpCode (
+			0xfe << 0 | 0x12 << 8 | (byte) Code.Unaligned << 16 | (byte) FlowControl.Meta << 24,
+			(byte) OpCodeType.Prefix << 0 | (byte) OperandType.ShortInlineI << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Volatile = new OpCode (
+			0xfe << 0 | 0x13 << 8 | (byte) Code.Volatile << 16 | (byte) FlowControl.Meta << 24,
+			(byte) OpCodeType.Prefix << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Tail = new OpCode (
+			0xfe << 0 | 0x14 << 8 | (byte) Code.Tail << 16 | (byte) FlowControl.Meta << 24,
+			(byte) OpCodeType.Prefix << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Initobj = new OpCode (
+			0xfe << 0 | 0x15 << 8 | (byte) Code.Initobj << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Constrained = new OpCode (
+			0xfe << 0 | 0x16 << 8 | (byte) Code.Constrained << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Prefix << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Cpblk = new OpCode (
+			0xfe << 0 | 0x17 << 8 | (byte) Code.Cpblk << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Initblk = new OpCode (
+			0xfe << 0 | 0x18 << 8 | (byte) Code.Initblk << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Popi_popi_popi << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode No = new OpCode (
+			0xfe << 0 | 0x19 << 8 | (byte) Code.No << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Prefix << 0 | (byte) OperandType.ShortInlineI << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Rethrow = new OpCode (
+			0xfe << 0 | 0x1a << 8 | (byte) Code.Rethrow << 16 | (byte) FlowControl.Throw << 24,
+			(byte) OpCodeType.Objmodel << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+
+		public static readonly OpCode Sizeof = new OpCode (
+			0xfe << 0 | 0x1c << 8 | (byte) Code.Sizeof << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineType << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Refanytype = new OpCode (
+			0xfe << 0 | 0x1d << 8 | (byte) Code.Refanytype << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Primitive << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop1 << 16 | (byte) StackBehaviour.Pushi << 24);
+
+		public static readonly OpCode Readonly = new OpCode (
+			0xfe << 0 | 0x1e << 8 | (byte) Code.Readonly << 16 | (byte) FlowControl.Next << 24,
+			(byte) OpCodeType.Prefix << 0 | (byte) OperandType.InlineNone << 8 | (byte) StackBehaviour.Pop0 << 16 | (byte) StackBehaviour.Push0 << 24);
+	}
+}

Mono.Cecil.Cil/SequencePoint.cs

@@ -0,0 +1,70 @@
+//
+// SequencePoint.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Cil {
+
+	public sealed class SequencePoint {
+
+		Document document;
+
+		int start_line;
+		int start_column;
+		int end_line;
+		int end_column;
+
+		public int StartLine {
+			get { return start_line; }
+			set { start_line = value; }
+		}
+
+		public int StartColumn {
+			get { return start_column; }
+			set { start_column = value; }
+		}
+
+		public int EndLine {
+			get { return end_line; }
+			set { end_line = value; }
+		}
+
+		public int EndColumn {
+			get { return end_column; }
+			set { end_column = value; }
+		}
+
+		public Document Document {
+			get { return document; }
+			set { document = value; }
+		}
+
+		public SequencePoint (Document document)
+		{
+			this.document = document;
+		}
+	}
+}

Mono.Cecil.Cil/Symbols.cs

@@ -0,0 +1,272 @@
+//
+// Symbols.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+using System.Runtime.InteropServices;
+using SR = System.Reflection;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil.Cil {
+
+	[StructLayout (LayoutKind.Sequential)]
+	public struct ImageDebugDirectory {
+		public int Characteristics;
+		public int TimeDateStamp;
+		public short MajorVersion;
+		public short MinorVersion;
+		public int Type;
+		public int SizeOfData;
+		public int AddressOfRawData;
+		public int PointerToRawData;
+	}
+
+	public sealed class Scope : IVariableDefinitionProvider {
+
+		Instruction start;
+		Instruction end;
+
+		Collection<Scope> scopes;
+		Collection<VariableDefinition> variables;
+
+		public Instruction Start {
+			get { return start; }
+			set { start = value; }
+		}
+
+		public Instruction End {
+			get { return end; }
+			set { end = value; }
+		}
+
+		public bool HasScopes {
+			get { return !scopes.IsNullOrEmpty (); }
+		}
+
+		public Collection<Scope> Scopes {
+			get {
+				if (scopes == null)
+					scopes = new Collection<Scope> ();
+
+				return scopes;
+			}
+		}
+
+		public bool HasVariables {
+			get { return !variables.IsNullOrEmpty (); }
+		}
+
+		public Collection<VariableDefinition> Variables {
+			get {
+				if (variables == null)
+					variables = new Collection<VariableDefinition> ();
+
+				return variables;
+			}
+		}
+	}
+
+	public struct InstructionSymbol {
+
+		public readonly int Offset;
+		public readonly SequencePoint SequencePoint;
+
+		public InstructionSymbol (int offset, SequencePoint sequencePoint)
+		{
+			this.Offset = offset;
+			this.SequencePoint = sequencePoint;
+		}
+	}
+
+	public sealed class MethodSymbols {
+
+		internal int code_size;
+		internal string method_name;
+		internal MetadataToken method_token;
+		internal MetadataToken local_var_token;
+		internal Collection<VariableDefinition> variables;
+		internal Collection<InstructionSymbol> instructions;
+
+		public bool HasVariables {
+			get { return !variables.IsNullOrEmpty (); }
+		}
+
+		public Collection<VariableDefinition> Variables {
+			get {
+				if (variables == null)
+					variables = new Collection<VariableDefinition> ();
+
+				return variables;
+			}
+		}
+
+		public Collection<InstructionSymbol> Instructions {
+			get {
+				if (instructions == null)
+					instructions = new Collection<InstructionSymbol> ();
+
+				return instructions;
+			}
+		}
+
+		public int CodeSize {
+			get { return code_size; }
+		}
+
+		public string MethodName {
+			get { return method_name; }
+		}
+
+		public MetadataToken MethodToken {
+			get { return method_token; }
+		}
+
+		public MetadataToken LocalVarToken {
+			get { return local_var_token; }
+		}
+
+		public MethodSymbols (string methodName)
+		{
+			this.method_name = methodName;
+		}
+	}
+
+	public delegate Instruction InstructionMapper (int offset);
+
+	public interface ISymbolReader : IDisposable {
+
+		bool ProcessDebugHeader (ImageDebugDirectory directory, byte [] header);
+		void Read (MethodBody body, InstructionMapper mapper);
+		void Read (MethodSymbols symbols);
+	}
+
+	public interface ISymbolReaderProvider {
+
+		ISymbolReader GetSymbolReader (ModuleDefinition module, string fileName);
+		ISymbolReader GetSymbolReader (ModuleDefinition module, Stream symbolStream);
+	}
+
+	static class SymbolProvider {
+
+		static readonly string symbol_kind = Type.GetType ("Mono.Runtime") != null ? "Mdb" : "Pdb";
+
+		static SR.AssemblyName GetPlatformSymbolAssemblyName ()
+		{
+			var cecil_name = typeof (SymbolProvider).Assembly.GetName ();
+
+			var name = new SR.AssemblyName {
+				Name = "Mono.Cecil." + symbol_kind,
+				Version = cecil_name.Version,
+			};
+
+			name.SetPublicKeyToken (cecil_name.GetPublicKeyToken ());
+
+			return name;
+		}
+
+		static Type GetPlatformType (string fullname)
+		{
+			var type = Type.GetType (fullname);
+			if (type != null)
+				return type;
+
+			var assembly_name = GetPlatformSymbolAssemblyName ();
+
+			type = Type.GetType (fullname + ", " + assembly_name.FullName);
+			if (type != null)
+				return type;
+
+			try {
+				var assembly = SR.Assembly.Load (assembly_name);
+				if (assembly != null)
+					return assembly.GetType (fullname);
+			} catch (FileNotFoundException) {
+#if !CF
+			} catch (FileLoadException) {
+#endif
+			}
+
+			return null;
+		}
+
+		static ISymbolReaderProvider reader_provider;
+
+		public static ISymbolReaderProvider GetPlatformReaderProvider ()
+		{
+			if (reader_provider != null)
+				return reader_provider;
+
+			var type = GetPlatformType (GetProviderTypeName ("ReaderProvider"));
+			if (type == null)
+				return null;
+
+			return reader_provider = (ISymbolReaderProvider) Activator.CreateInstance (type);
+		}
+
+		static string GetProviderTypeName (string name)
+		{
+			return "Mono.Cecil." + symbol_kind + "." + symbol_kind + name;
+		}
+
+#if !READ_ONLY
+
+		static ISymbolWriterProvider writer_provider;
+
+		public static ISymbolWriterProvider GetPlatformWriterProvider ()
+		{
+			if (writer_provider != null)
+				return writer_provider;
+
+			var type = GetPlatformType (GetProviderTypeName ("WriterProvider"));
+			if (type == null)
+				return null;
+
+			return writer_provider = (ISymbolWriterProvider) Activator.CreateInstance (type);
+		}
+
+#endif
+	}
+
+#if !READ_ONLY
+
+	public interface ISymbolWriter : IDisposable {
+
+		bool GetDebugHeader (out ImageDebugDirectory directory, out byte [] header);
+		void Write (MethodBody body);
+		void Write (MethodSymbols symbols);
+	}
+
+	public interface ISymbolWriterProvider {
+
+		ISymbolWriter GetSymbolWriter (ModuleDefinition module, string fileName);
+		ISymbolWriter GetSymbolWriter (ModuleDefinition module, Stream symbolStream);
+	}
+
+#endif
+}

Mono.Cecil.Cil/VariableDefinition.cs

@@ -0,0 +1,52 @@
+//
+// VariableDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Cil {
+
+	public sealed class VariableDefinition : VariableReference {
+
+		public bool IsPinned {
+			get { return variable_type.IsPinned; }
+		}
+
+		public VariableDefinition (TypeReference variableType)
+			: base (variableType)
+		{
+		}
+
+		public VariableDefinition (string name, TypeReference variableType)
+			: base (name, variableType)
+		{
+		}
+
+		public override VariableDefinition Resolve ()
+		{
+			return this;
+		}
+	}
+}

Mono.Cecil.Cil/VariableReference.cs

@@ -0,0 +1,75 @@
+//
+// VariableReference.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Cil {
+
+	public abstract class VariableReference {
+
+		string name;
+		internal int index = -1;
+		protected TypeReference variable_type;
+
+		public string Name {
+			get { return name; }
+			set { name = value; }
+		}
+
+		public TypeReference VariableType {
+			get { return variable_type; }
+			set { variable_type = value; }
+		}
+
+		public int Index {
+			get { return index; }
+		}
+
+		internal VariableReference (TypeReference variable_type)
+			: this (string.Empty, variable_type)
+		{
+		}
+
+		internal VariableReference (string name, TypeReference variable_type)
+		{
+			this.name = name;
+			this.variable_type = variable_type;
+		}
+
+		public abstract VariableDefinition Resolve ();
+
+		public override string ToString ()
+		{
+			if (!string.IsNullOrEmpty (name))
+				return name;
+
+			if (index >= 0)
+				return "V_" + index;
+
+			return string.Empty;
+		}
+	}
+}

Mono.Cecil.Metadata/BlobHeap.cs

@@ -0,0 +1,59 @@
+//
+// BlobHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class BlobHeap : Heap {
+
+		public BlobHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public byte [] Read (uint index)
+		{
+			if (index == 0 || index > Size - 1)
+				return Empty<byte>.Array;
+
+			var data = Section.Data;
+
+			int position = (int) (index + Offset);
+			int length = (int) data.ReadCompressedUInt32 (ref position);
+
+			var buffer = new byte [length];
+
+			Buffer.BlockCopy (data, position, buffer, 0, length);
+
+			return buffer;
+		}
+	}
+}

Mono.Cecil.Metadata/Buffers.cs

@@ -0,0 +1,373 @@
+//
+// TableHeapBuffer.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+using Mono.Cecil.PE;
+
+using RVA = System.UInt32;
+
+#if !READ_ONLY
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class TableHeapBuffer : HeapBuffer {
+
+		readonly ModuleDefinition module;
+		readonly MetadataBuilder metadata;
+
+		internal MetadataTable [] tables = new MetadataTable [45];
+
+		bool large_string;
+		bool large_blob;
+		readonly int [] coded_index_sizes = new int [13];
+		readonly Func<Table, int> counter;
+
+		public override bool IsEmpty {
+			get { return false; }
+		}
+
+		public TableHeapBuffer (ModuleDefinition module, MetadataBuilder metadata)
+			: base (24)
+		{
+			this.module = module;
+			this.metadata = metadata;
+			this.counter = GetTableLength;
+		}
+
+		int GetTableLength (Table table)
+		{
+			var md_table = tables [(int) table];
+			return md_table != null ? md_table.Length : 0;
+		}
+
+		public TTable GetTable<TTable> (Table table) where TTable : MetadataTable, new ()
+		{
+			var md_table = (TTable) tables [(int) table];
+			if (md_table != null)
+				return md_table;
+
+			md_table = new TTable ();
+			tables [(int) table] = md_table;
+			return md_table;
+		}
+
+		public void WriteBySize (uint value, int size)
+		{
+			if (size == 4)
+				WriteUInt32 (value);
+			else
+				WriteUInt16 ((ushort) value);
+		}
+
+		public void WriteBySize (uint value, bool large)
+		{
+			if (large)
+				WriteUInt32 (value);
+			else
+				WriteUInt16 ((ushort) value);
+		}
+
+		public void WriteString (uint @string)
+		{
+			WriteBySize (@string, large_string);
+		}
+
+		public void WriteBlob (uint blob)
+		{
+			WriteBySize (blob, large_blob);
+		}
+
+		public void WriteRID (uint rid, Table table)
+		{
+			var md_table = tables [(int) table];
+			WriteBySize (rid, md_table == null ? false : md_table.IsLarge);
+		}
+
+		int GetCodedIndexSize (CodedIndex coded_index)
+		{
+			var index = (int) coded_index;
+			var size = coded_index_sizes [index];
+			if (size != 0)
+				return size;
+
+			return coded_index_sizes [index] = coded_index.GetSize (counter);
+		}
+
+		public void WriteCodedRID (uint rid, CodedIndex coded_index)
+		{
+			WriteBySize (rid, GetCodedIndexSize (coded_index));
+		}
+
+		public void WriteTableHeap ()
+		{
+			WriteUInt32 (0);					// Reserved
+			WriteByte (GetTableHeapVersion ());	// MajorVersion
+			WriteByte (0);						// MinorVersion
+			WriteByte (GetHeapSizes ());		// HeapSizes
+			WriteByte (10);						// Reserved2
+			WriteUInt64 (GetValid ());			// Valid
+			WriteUInt64 (0x0016003301fa00);		// Sorted
+
+			WriteRowCount ();
+			WriteTables ();
+		}
+
+		void WriteRowCount ()
+		{
+			for (int i = 0; i < tables.Length; i++) {
+				var table = tables [i];
+				if (table == null || table.Length == 0)
+					continue;
+
+				WriteUInt32 ((uint) table.Length);
+			}
+		}
+
+		void WriteTables ()
+		{
+			for (int i = 0; i < tables.Length; i++) {
+				var table = tables [i];
+				if (table == null || table.Length == 0)
+					continue;
+
+				table.Write (this);
+			}
+		}
+
+		ulong GetValid ()
+		{
+			ulong valid = 0;
+
+			for (int i = 0; i < tables.Length; i++) {
+				var table = tables [i];
+				if (table == null || table.Length == 0)
+					continue;
+
+				table.Sort ();
+				valid |= (1UL << i);
+			}
+
+			return valid;
+		}
+
+		byte GetHeapSizes ()
+		{
+			byte heap_sizes = 0;
+
+			if (metadata.string_heap.IsLarge) {
+				large_string = true;
+				heap_sizes |= 0x01;
+			}
+
+			if (metadata.blob_heap.IsLarge) {
+				large_blob = true;
+				heap_sizes |= 0x04;
+			}
+
+			return heap_sizes;
+		}
+
+		byte GetTableHeapVersion ()
+		{
+			switch (module.Runtime) {
+			case TargetRuntime.Net_1_0:
+			case TargetRuntime.Net_1_1:
+				return 1;
+			default:
+				return 2;
+			}
+		}
+
+		public void FixupData (RVA data_rva)
+		{
+			var table = GetTable<FieldRVATable> (Table.FieldRVA);
+			if (table.length == 0)
+				return;
+
+			var field_idx_size = GetTable<FieldTable> (Table.Field).IsLarge ? 4 : 2;
+			var previous = this.position;
+
+			base.position = table.position;
+			for (int i = 0; i < table.length; i++) {
+				var rva = ReadUInt32 ();
+				base.position -= 4;
+				WriteUInt32 (rva + data_rva);
+				base.position += field_idx_size;
+			}
+
+			base.position = previous;
+		}
+	}
+
+	sealed class ResourceBuffer : ByteBuffer {
+
+		public ResourceBuffer ()
+			: base (0)
+		{
+		}
+
+		public uint AddResource (byte [] resource)
+		{
+			var offset = (uint) this.position;
+			WriteInt32 (resource.Length);
+			WriteBytes (resource);
+			return offset;
+		}
+	}
+
+	sealed class DataBuffer : ByteBuffer {
+
+		public DataBuffer ()
+			: base (0)
+		{
+		}
+
+		public RVA AddData (byte [] data)
+		{
+			var rva = (RVA) position;
+			WriteBytes (data);
+			return rva;
+		}
+	}
+
+	abstract class HeapBuffer : ByteBuffer {
+
+		public bool IsLarge {
+			get { return base.length > 65536; }
+		}
+
+		public abstract bool IsEmpty { get; }
+
+		protected HeapBuffer (int length)
+			: base (length)
+		{
+		}
+	}
+
+	class StringHeapBuffer : HeapBuffer {
+
+		readonly Dictionary<string, uint> strings = new Dictionary<string, uint> ();
+
+		public sealed override bool IsEmpty {
+			get { return length <= 1; }
+		}
+
+		public StringHeapBuffer ()
+			: base (1)
+		{
+			WriteByte (0);
+		}
+
+		public uint GetStringIndex (string @string)
+		{
+			uint index;
+			if (strings.TryGetValue (@string, out index))
+				return index;
+
+			index = (uint) base.position;
+			WriteString (@string);
+			strings.Add (@string, index);
+			return index;
+		}
+
+		protected virtual void WriteString (string @string)
+		{
+			WriteBytes (Encoding.UTF8.GetBytes (@string));
+			WriteByte (0);
+		}
+	}
+
+	sealed class BlobHeapBuffer : HeapBuffer {
+
+		readonly Dictionary<ByteBuffer, uint> blobs = new Dictionary<ByteBuffer, uint> (new ByteBufferEqualityComparer ());
+
+		public override bool IsEmpty {
+			get { return length <= 1; }
+		}
+
+		public BlobHeapBuffer ()
+			: base (1)
+		{
+			WriteByte (0);
+		}
+
+		public uint GetBlobIndex (ByteBuffer blob)
+		{
+			uint index;
+			if (blobs.TryGetValue (blob, out index))
+				return index;
+
+			index = (uint) base.position;
+			WriteBlob (blob);
+			blobs.Add (blob, index);
+			return index;
+		}
+
+		void WriteBlob (ByteBuffer blob)
+		{
+			WriteCompressedUInt32 ((uint) blob.length);
+			WriteBytes (blob);
+		}
+	}
+
+	sealed class UserStringHeapBuffer : StringHeapBuffer {
+
+		protected override void WriteString (string @string)
+		{
+			WriteCompressedUInt32 ((uint) @string.Length * 2 + 1);
+
+			byte special = 0;
+
+			for (int i = 0; i < @string.Length; i++) {
+				var @char = @string [i];
+				WriteUInt16 (@char);
+
+				if (special == 1)
+					continue;
+
+				if (@char < 0x20 || @char > 0x7e) {
+					if (@char > 0x7e
+						|| (@char >= 0x01 && @char <= 0x08)
+						|| (@char >= 0x0e && @char <= 0x1f)
+						|| @char == 0x27
+						|| @char == 0x2d) {
+
+						special = 1;
+					}
+				}
+			}
+
+			WriteByte (special);
+		}
+	}
+}
+
+#endif

Mono.Cecil.Metadata/CodedIndex.cs

@@ -0,0 +1,46 @@
+//
+// CodedIndex.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Metadata {
+
+	enum CodedIndex {
+		TypeDefOrRef,
+		HasConstant,
+		HasCustomAttribute,
+		HasFieldMarshal,
+		HasDeclSecurity,
+		MemberRefParent,
+		HasSemantics,
+		MethodDefOrRef,
+		MemberForwarded,
+		Implementation,
+		CustomAttributeType,
+		ResolutionScope,
+		TypeOrMethodDef
+	}
+}

Mono.Cecil.Metadata/ElementType.cs

@@ -0,0 +1,73 @@
+//
+// ElementType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Metadata {
+
+	enum ElementType : byte {
+		None = 0x00,
+		Void = 0x01,
+		Boolean = 0x02,
+		Char = 0x03,
+		I1 = 0x04,
+		U1 = 0x05,
+		I2 = 0x06,
+		U2 = 0x07,
+		I4 = 0x08,
+		U4 = 0x09,
+		I8 = 0x0a,
+		U8 = 0x0b,
+		R4 = 0x0c,
+		R8 = 0x0d,
+		String = 0x0e,
+		Ptr = 0x0f,   // Followed by <type> token
+		ByRef = 0x10,   // Followed by <type> token
+		ValueType = 0x11,   // Followed by <type> token
+		Class = 0x12,   // Followed by <type> token
+		Var = 0x13,   // Followed by generic parameter number
+		Array = 0x14,   // <type> <rank> <boundsCount> <bound1>  <loCount> <lo1>
+		GenericInst = 0x15,   // <type> <type-arg-count> <type-1> ... <type-n> */
+		TypedByRef = 0x16,
+		I = 0x18,   // System.IntPtr
+		U = 0x19,   // System.UIntPtr
+		FnPtr = 0x1b,   // Followed by full method signature
+		Object = 0x1c,   // System.Object
+		SzArray = 0x1d,   // Single-dim array with 0 lower bound
+		MVar = 0x1e,   // Followed by generic parameter number
+		CModReqD = 0x1f,   // Required modifier : followed by a TypeDef or TypeRef token
+		CModOpt = 0x20,   // Optional modifier : followed by a TypeDef or TypeRef token
+		Internal = 0x21,   // Implemented within the CLI
+		Modifier = 0x40,   // Or'd with following element types
+		Sentinel = 0x41,   // Sentinel for varargs method signature
+		Pinned = 0x45,   // Denotes a local variable that points at a pinned object
+
+		// special undocumented constants
+		Type = 0x50,
+		Boxed = 0x51,
+		Enum = 0x55
+	}
+}

Mono.Cecil.Metadata/GuidHeap.cs

@@ -0,0 +1,59 @@
+//
+// GuidHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class GuidHeap : Heap {
+
+		public GuidHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public Guid Read (uint index)
+		{
+			if (index == 0)
+				return new Guid ();
+
+			const int guid_size = 16;
+
+			var buffer = new byte [guid_size];
+
+			index--;
+
+			Buffer.BlockCopy (Section.Data, (int) (Offset + index), buffer, 0, guid_size);
+
+			return new Guid (buffer);
+
+		}
+	}
+}

Mono.Cecil.Metadata/Heap.cs

@@ -0,0 +1,48 @@
+//
+// Heap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	abstract class Heap {
+
+		public int IndexSize;
+
+		public readonly Section Section;
+		public readonly uint Offset;
+		public readonly uint Size;
+
+		protected Heap (Section section, uint offset, uint size)
+		{
+			this.Section = section;
+			this.Offset = offset;
+			this.Size = size;
+		}
+	}
+}

Mono.Cecil.Metadata/MetadataToken.cs

@@ -0,0 +1,105 @@
+//
+// MetadataToken.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public struct MetadataToken {
+
+		readonly uint token;
+
+		public uint RID	{
+			get { return token & 0x00ffffff; }
+		}
+
+		public TokenType TokenType {
+			get { return (TokenType) (token & 0xff000000); }
+		}
+
+		public static readonly MetadataToken Zero = new MetadataToken ((uint) 0);
+
+		public MetadataToken (uint token)
+		{
+			this.token = token;
+		}
+
+		public MetadataToken (TokenType type)
+			: this (type, 0)
+		{
+		}
+
+		public MetadataToken (TokenType type, uint rid)
+		{
+			token = (uint) type | rid;
+		}
+
+		public MetadataToken (TokenType type, int rid)
+		{
+			token = (uint) type | (uint) rid;
+		}
+
+		public int ToInt32 ()
+		{
+			return (int) token;
+		}
+
+		public uint ToUInt32 ()
+		{
+			return token;
+		}
+
+		public override int GetHashCode ()
+		{
+			return (int) token;
+		}
+
+		public override bool Equals (object obj)
+		{
+			if (obj is MetadataToken) {
+				var other = (MetadataToken) obj;
+				return other.token == token;
+			}
+
+			return false;
+		}
+
+		public static bool operator == (MetadataToken one, MetadataToken other)
+		{
+			return one.token == other.token;
+		}
+
+		public static bool operator != (MetadataToken one, MetadataToken other)
+		{
+			return one.token != other.token;
+		}
+
+		public override string ToString ()
+		{
+			return string.Format ("[{0}:0x{1}]", TokenType, RID.ToString ("x4"));
+		}
+	}
+}

Mono.Cecil.Metadata/Row.cs

@@ -0,0 +1,170 @@
+//
+// Row.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System.Collections.Generic;
+
+namespace Mono.Cecil.Metadata {
+
+	struct Row<T1, T2> {
+		internal T1 Col1;
+		internal T2 Col2;
+
+		public Row (T1 col1, T2 col2)
+		{
+			Col1 = col1;
+			Col2 = col2;
+		}
+	}
+
+	struct Row<T1, T2, T3> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+
+		public Row (T1 col1, T2 col2, T3 col3)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4, T5> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+		internal T5 Col5;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4, T5 col5)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+			Col5 = col5;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4, T5, T6> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+		internal T5 Col5;
+		internal T6 Col6;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4, T5 col5, T6 col6)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+			Col5 = col5;
+			Col6 = col6;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4, T5, T6, T7, T8, T9> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+		internal T5 Col5;
+		internal T6 Col6;
+		internal T7 Col7;
+		internal T8 Col8;
+		internal T9 Col9;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4, T5 col5, T6 col6, T7 col7, T8 col8, T9 col9)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+			Col5 = col5;
+			Col6 = col6;
+			Col7 = col7;
+			Col8 = col8;
+			Col9 = col9;
+		}
+	}
+
+	sealed class RowEqualityComparer : IEqualityComparer<Row<string, string>>, IEqualityComparer<Row<uint, uint>>, IEqualityComparer<Row<uint, uint, uint>> {
+
+		public bool Equals (Row<string, string> x, Row<string, string> y)
+		{
+			return x.Col1 == y.Col1
+				&& x.Col2 == y.Col2;
+		}
+
+		public int GetHashCode (Row<string, string> obj)
+		{
+			string x = obj.Col1, y = obj.Col2;
+			return (x != null ? x.GetHashCode () : 0) ^ (y != null ? y.GetHashCode () : 0);
+		}
+
+		public bool Equals (Row<uint, uint> x, Row<uint, uint> y)
+		{
+			return x.Col1 == y.Col1
+				&& x.Col2 == y.Col2;
+		}
+
+		public int GetHashCode (Row<uint, uint> obj)
+		{
+			return (int) (obj.Col1 ^ obj.Col2);
+		}
+
+		public bool Equals (Row<uint, uint, uint> x, Row<uint, uint, uint> y)
+		{
+			return x.Col1 == y.Col1
+				&& x.Col2 == y.Col2
+				&& x.Col3 == y.Col3;
+		}
+
+		public int GetHashCode (Row<uint, uint, uint> obj)
+		{
+			return (int) (obj.Col1 ^ obj.Col2 ^ obj.Col3);
+		}
+	}
+}

Mono.Cecil.Metadata/StringHeap.cs

@@ -0,0 +1,81 @@
+//
+// StringHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	class StringHeap : Heap {
+
+		readonly Dictionary<uint, string> strings = new Dictionary<uint, string> ();
+
+		public StringHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public string Read (uint index)
+		{
+			if (index == 0)
+				return string.Empty;
+
+			string @string;
+			if (strings.TryGetValue (index, out @string))
+				return @string;
+
+			if (index > Size - 1)
+				return string.Empty;
+
+			@string = ReadStringAt (index);
+			if (@string.Length != 0)
+				strings.Add (index, @string);
+
+			return @string;
+		}
+
+		protected virtual string ReadStringAt (uint index)
+		{
+			int length = 0;
+			byte [] data = Section.Data;
+			int start = (int) (index + Offset);
+
+			for (int i = start; ; i++) {
+				if (data [i] == 0)
+					break;
+
+				length++;
+			}
+
+			return Encoding.UTF8.GetString (data, start, length);
+		}
+	}
+}

Mono.Cecil.Metadata/TableHeap.cs

@@ -0,0 +1,153 @@
+//
+// TableHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	enum Table : byte {
+		Module = 0x00,
+		TypeRef = 0x01,
+		TypeDef = 0x02,
+		FieldPtr = 0x03,
+		Field = 0x04,
+		MethodPtr = 0x05,
+		Method = 0x06,
+		ParamPtr = 0x07,
+		Param = 0x08,
+		InterfaceImpl = 0x09,
+		MemberRef = 0x0a,
+		Constant = 0x0b,
+		CustomAttribute = 0x0c,
+		FieldMarshal = 0x0d,
+		DeclSecurity = 0x0e,
+		ClassLayout = 0x0f,
+		FieldLayout = 0x10,
+		StandAloneSig = 0x11,
+		EventMap = 0x12,
+		EventPtr = 0x13,
+		Event = 0x14,
+		PropertyMap = 0x15,
+		PropertyPtr = 0x16,
+		Property = 0x17,
+		MethodSemantics = 0x18,
+		MethodImpl = 0x19,
+		ModuleRef = 0x1a,
+		TypeSpec = 0x1b,
+		ImplMap = 0x1c,
+		FieldRVA = 0x1d,
+		Assembly = 0x20,
+		AssemblyProcessor = 0x21,
+		AssemblyOS = 0x22,
+		AssemblyRef = 0x23,
+		AssemblyRefProcessor = 0x24,
+		AssemblyRefOS = 0x25,
+		File = 0x26,
+		ExportedType = 0x27,
+		ManifestResource = 0x28,
+		NestedClass = 0x29,
+		GenericParam = 0x2a,
+		MethodSpec = 0x2b,
+		GenericParamConstraint = 0x2c,
+	}
+
+	struct TableInformation {
+		public uint Offset;
+		public uint Length;
+		public uint RowSize;
+	}
+
+	sealed class TableHeap : Heap {
+
+		public long Valid;
+		public long Sorted;
+
+		public static readonly Table [] TableIdentifiers = new [] {
+			Table.Module,
+			Table.TypeRef,
+			Table.TypeDef,
+			Table.FieldPtr,
+			Table.Field,
+			Table.MethodPtr,
+			Table.Method,
+			Table.ParamPtr,
+			Table.Param,
+			Table.InterfaceImpl,
+			Table.MemberRef,
+			Table.Constant,
+			Table.CustomAttribute,
+			Table.FieldMarshal,
+			Table.DeclSecurity,
+			Table.ClassLayout,
+			Table.FieldLayout,
+			Table.StandAloneSig,
+			Table.EventMap,
+			Table.EventPtr,
+			Table.Event,
+			Table.PropertyMap,
+			Table.PropertyPtr,
+			Table.Property,
+			Table.MethodSemantics,
+			Table.MethodImpl,
+			Table.ModuleRef,
+			Table.TypeSpec,
+			Table.ImplMap,
+			Table.FieldRVA,
+			Table.Assembly,
+			Table.AssemblyProcessor,
+			Table.AssemblyOS,
+			Table.AssemblyRef,
+			Table.AssemblyRefProcessor,
+			Table.AssemblyRefOS,
+			Table.File,
+			Table.ExportedType,
+			Table.ManifestResource,
+			Table.NestedClass,
+			Table.GenericParam,
+			Table.MethodSpec,
+			Table.GenericParamConstraint,
+		};
+
+		public readonly TableInformation [] Tables = new TableInformation [45];
+
+		public TableInformation this [Table table] {
+			get { return Tables [(int) table]; }
+		}
+
+		public TableHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public bool HasTable (Table table)
+		{
+			return (Valid & (1L << (int) table)) != 0;
+		}
+	}
+}

Mono.Cecil.Metadata/TokenType.cs

@@ -0,0 +1,56 @@
+//
+// TokenType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public enum TokenType : uint {
+		Module = 0x00000000,
+		TypeRef = 0x01000000,
+		TypeDef = 0x02000000,
+		Field = 0x04000000,
+		Method = 0x06000000,
+		Param = 0x08000000,
+		InterfaceImpl = 0x09000000,
+		MemberRef = 0x0a000000,
+		CustomAttribute = 0x0c000000,
+		Permission = 0x0e000000,
+		Signature = 0x11000000,
+		Event = 0x14000000,
+		Property = 0x17000000,
+		ModuleRef = 0x1a000000,
+		TypeSpec = 0x1b000000,
+		Assembly = 0x20000000,
+		AssemblyRef = 0x23000000,
+		File = 0x26000000,
+		ExportedType = 0x27000000,
+		ManifestResource = 0x28000000,
+		GenericParam = 0x2a000000,
+		MethodSpec = 0x2b000000,
+		String = 0x70000000,
+	}
+}

Mono.Cecil.Metadata/UserStringHeap.cs

@@ -0,0 +1,59 @@
+//
+// UserStringHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class UserStringHeap : StringHeap {
+
+		public UserStringHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		protected override string ReadStringAt (uint index)
+		{
+			byte [] data = Section.Data;
+			int start = (int) (index + Offset);
+
+			uint length = (uint) (data.ReadCompressedUInt32 (ref start) & ~1);
+			if (length < 1)
+				return string.Empty;
+
+			var chars = new char [length / 2];
+
+			for (int i = start, j = 0; i < start + length; i += 2)
+				chars [j++] = (char) (data [i] | (data [i + 1] << 8));
+
+			return new string (chars);
+		}
+	}
+}

Mono.Cecil.Metadata/Utilities.cs

@@ -0,0 +1,529 @@
+//
+// Utilities.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	static partial class Mixin {
+
+		public static uint ReadCompressedUInt32 (this byte [] data, ref int position)
+		{
+			uint integer;
+			if ((data [position] & 0x80) == 0) {
+				integer = data [position];
+				position++;
+			} else if ((data [position] & 0x40) == 0) {
+				integer = (uint) (data [position] & ~0x80) << 8;
+				integer |= data [position + 1];
+				position += 2;
+			} else {
+				integer = (uint) (data [position] & ~0xc0) << 24;
+				integer |= (uint) data [position + 1] << 16;
+				integer |= (uint) data [position + 2] << 8;
+				integer |= (uint) data [position + 3];
+				position += 4;
+			}
+			return integer;
+		}
+
+		public static MetadataToken GetMetadataToken (this CodedIndex self, uint data)
+		{
+			uint rid;
+			TokenType token_type;
+			switch (self) {
+			case CodedIndex.TypeDefOrRef:
+				rid = data >> 2;
+				switch (data & 3) {
+				case 0:
+					token_type = TokenType.TypeDef; goto ret;
+				case 1:
+					token_type = TokenType.TypeRef; goto ret;
+				case 2:
+					token_type = TokenType.TypeSpec; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasConstant:
+				rid = data >> 2;
+				switch (data & 3) {
+				case 0:
+					token_type = TokenType.Field; goto ret;
+				case 1:
+					token_type = TokenType.Param; goto ret;
+				case 2:
+					token_type = TokenType.Property; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasCustomAttribute:
+				rid = data >> 5;
+				switch (data & 31) {
+				case 0:
+					token_type = TokenType.Method; goto ret;
+				case 1:
+					token_type = TokenType.Field; goto ret;
+				case 2:
+					token_type = TokenType.TypeRef; goto ret;
+				case 3:
+					token_type = TokenType.TypeDef; goto ret;
+				case 4:
+					token_type = TokenType.Param; goto ret;
+				case 5:
+					token_type = TokenType.InterfaceImpl; goto ret;
+				case 6:
+					token_type = TokenType.MemberRef; goto ret;
+				case 7:
+					token_type = TokenType.Module; goto ret;
+				case 8:
+					token_type = TokenType.Permission; goto ret;
+				case 9:
+					token_type = TokenType.Property; goto ret;
+				case 10:
+					token_type = TokenType.Event; goto ret;
+				case 11:
+					token_type = TokenType.Signature; goto ret;
+				case 12:
+					token_type = TokenType.ModuleRef; goto ret;
+				case 13:
+					token_type = TokenType.TypeSpec; goto ret;
+				case 14:
+					token_type = TokenType.Assembly; goto ret;
+				case 15:
+					token_type = TokenType.AssemblyRef; goto ret;
+				case 16:
+					token_type = TokenType.File; goto ret;
+				case 17:
+					token_type = TokenType.ExportedType; goto ret;
+				case 18:
+					token_type = TokenType.ManifestResource; goto ret;
+				case 19:
+					token_type = TokenType.GenericParam; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasFieldMarshal:
+				rid = data >> 1;
+				switch (data & 1) {
+				case 0:
+					token_type = TokenType.Field; goto ret;
+				case 1:
+					token_type = TokenType.Param; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasDeclSecurity:
+				rid = data >> 2;
+				switch (data & 3) {
+				case 0:
+					token_type = TokenType.TypeDef; goto ret;
+				case 1:
+					token_type = TokenType.Method; goto ret;
+				case 2:
+					token_type = TokenType.Assembly; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.MemberRefParent:
+				rid = data >> 3;
+				switch (data & 7) {
+				case 0:
+					token_type = TokenType.TypeDef; goto ret;
+				case 1:
+					token_type = TokenType.TypeRef; goto ret;
+				case 2:
+					token_type = TokenType.ModuleRef; goto ret;
+				case 3:
+					token_type = TokenType.Method; goto ret;
+				case 4:
+					token_type = TokenType.TypeSpec; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasSemantics:
+				rid = data >> 1;
+				switch (data & 1) {
+				case 0:
+					token_type = TokenType.Event; goto ret;
+				case 1:
+					token_type = TokenType.Property; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.MethodDefOrRef:
+				rid = data >> 1;
+				switch (data & 1) {
+				case 0:
+					token_type = TokenType.Method; goto ret;
+				case 1:
+					token_type = TokenType.MemberRef; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.MemberForwarded:
+				rid = data >> 1;
+				switch (data & 1) {
+				case 0:
+					token_type = TokenType.Field; goto ret;
+				case 1:
+					token_type = TokenType.Method; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.Implementation:
+				rid = data >> 2;
+				switch (data & 3) {
+				case 0:
+					token_type = TokenType.File; goto ret;
+				case 1:
+					token_type = TokenType.AssemblyRef; goto ret;
+				case 2:
+					token_type = TokenType.ExportedType; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.CustomAttributeType:
+				rid = data >> 3;
+				switch (data & 7) {
+				case 2:
+					token_type = TokenType.Method; goto ret;
+				case 3:
+					token_type = TokenType.MemberRef; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.ResolutionScope:
+				rid = data >> 2;
+				switch (data & 3) {
+				case 0:
+					token_type = TokenType.Module; goto ret;
+				case 1:
+					token_type = TokenType.ModuleRef; goto ret;
+				case 2:
+					token_type = TokenType.AssemblyRef; goto ret;
+				case 3:
+					token_type = TokenType.TypeRef; goto ret;
+				default:
+					goto exit;
+				}
+			case CodedIndex.TypeOrMethodDef:
+				rid = data >> 1;
+				switch (data & 1) {
+				case 0:
+					token_type = TokenType.TypeDef; goto ret;
+				case 1:
+					token_type = TokenType.Method; goto ret;
+				default: goto exit;
+				}
+			default:
+				goto exit;
+			}
+		ret:
+			return new MetadataToken (token_type, rid);
+		exit:
+			return MetadataToken.Zero;
+		}
+
+#if !READ_ONLY
+		public static uint CompressMetadataToken (this CodedIndex self, MetadataToken token)
+		{
+			uint ret = 0;
+			if (token.RID == 0)
+				return ret;
+			switch (self) {
+			case CodedIndex.TypeDefOrRef:
+				ret = token.RID << 2;
+				switch (token.TokenType) {
+				case TokenType.TypeDef:
+					return ret | 0;
+				case TokenType.TypeRef:
+					return ret | 1;
+				case TokenType.TypeSpec:
+					return ret | 2;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasConstant:
+				ret = token.RID << 2;
+				switch (token.TokenType) {
+				case TokenType.Field:
+					return ret | 0;
+				case TokenType.Param:
+					return ret | 1;
+				case TokenType.Property:
+					return ret | 2;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasCustomAttribute:
+				ret = token.RID << 5;
+				switch (token.TokenType) {
+				case TokenType.Method:
+					return ret | 0;
+				case TokenType.Field:
+					return ret | 1;
+				case TokenType.TypeRef:
+					return ret | 2;
+				case TokenType.TypeDef:
+					return ret | 3;
+				case TokenType.Param:
+					return ret | 4;
+				case TokenType.InterfaceImpl:
+					return ret | 5;
+				case TokenType.MemberRef:
+					return ret | 6;
+				case TokenType.Module:
+					return ret | 7;
+				case TokenType.Permission:
+					return ret | 8;
+				case TokenType.Property:
+					return ret | 9;
+				case TokenType.Event:
+					return ret | 10;
+				case TokenType.Signature:
+					return ret | 11;
+				case TokenType.ModuleRef:
+					return ret | 12;
+				case TokenType.TypeSpec:
+					return ret | 13;
+				case TokenType.Assembly:
+					return ret | 14;
+				case TokenType.AssemblyRef:
+					return ret | 15;
+				case TokenType.File:
+					return ret | 16;
+				case TokenType.ExportedType:
+					return ret | 17;
+				case TokenType.ManifestResource:
+					return ret | 18;
+				case TokenType.GenericParam:
+					return ret | 19;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasFieldMarshal:
+				ret = token.RID << 1;
+				switch (token.TokenType) {
+				case TokenType.Field:
+					return ret | 0;
+				case TokenType.Param:
+					return ret | 1;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasDeclSecurity:
+				ret = token.RID << 2;
+				switch (token.TokenType) {
+				case TokenType.TypeDef:
+					return ret | 0;
+				case TokenType.Method:
+					return ret | 1;
+				case TokenType.Assembly:
+					return ret | 2;
+				default:
+					goto exit;
+				}
+			case CodedIndex.MemberRefParent:
+				ret = token.RID << 3;
+				switch (token.TokenType) {
+				case TokenType.TypeDef:
+					return ret | 0;
+				case TokenType.TypeRef:
+					return ret | 1;
+				case TokenType.ModuleRef:
+					return ret | 2;
+				case TokenType.Method:
+					return ret | 3;
+				case TokenType.TypeSpec:
+					return ret | 4;
+				default:
+					goto exit;
+				}
+			case CodedIndex.HasSemantics:
+				ret = token.RID << 1;
+				switch (token.TokenType) {
+				case TokenType.Event:
+					return ret | 0;
+				case TokenType.Property:
+					return ret | 1;
+				default:
+					goto exit;
+				}
+			case CodedIndex.MethodDefOrRef:
+				ret = token.RID << 1;
+				switch (token.TokenType) {
+				case TokenType.Method:
+					return ret | 0;
+				case TokenType.MemberRef:
+					return ret | 1;
+				default:
+					goto exit;
+				}
+			case CodedIndex.MemberForwarded:
+				ret = token.RID << 1;
+				switch (token.TokenType) {
+				case TokenType.Field:
+					return ret | 0;
+				case TokenType.Method:
+					return ret | 1;
+				default:
+					goto exit;
+				}
+			case CodedIndex.Implementation:
+				ret = token.RID << 2;
+				switch (token.TokenType) {
+				case TokenType.File:
+					return ret | 0;
+				case TokenType.AssemblyRef:
+					return ret | 1;
+				case TokenType.ExportedType:
+					return ret | 2;
+				default:
+					goto exit;
+				}
+			case CodedIndex.CustomAttributeType:
+				ret = token.RID << 3;
+				switch (token.TokenType) {
+				case TokenType.Method:
+					return ret | 2;
+				case TokenType.MemberRef:
+					return ret | 3;
+				default:
+					goto exit;
+				}
+			case CodedIndex.ResolutionScope:
+				ret = token.RID << 2;
+				switch (token.TokenType) {
+				case TokenType.Module:
+					return ret | 0;
+				case TokenType.ModuleRef:
+					return ret | 1;
+				case TokenType.AssemblyRef:
+					return ret | 2;
+				case TokenType.TypeRef:
+					return ret | 3;
+				default:
+					goto exit;
+				}
+			case CodedIndex.TypeOrMethodDef:
+				ret = token.RID << 1;
+				switch (token.TokenType) {
+				case TokenType.TypeDef:
+					return ret | 0;
+				case TokenType.Method:
+					return ret | 1;
+				default:
+					goto exit;
+				}
+			default:
+				goto exit;
+			}
+		exit:
+			throw new ArgumentException ();
+		}
+#endif
+
+		public static int GetSize (this CodedIndex self, Func<Table, int> counter)
+		{
+			int bits;
+			Table [] tables;
+
+			switch (self) {
+			case CodedIndex.TypeDefOrRef:
+				bits = 2;
+				tables = new [] { Table.TypeDef, Table.TypeRef, Table.TypeSpec };
+				break;
+			case CodedIndex.HasConstant:
+				bits = 2;
+				tables = new [] { Table.Field, Table.Param, Table.Property };
+				break;
+			case CodedIndex.HasCustomAttribute:
+				bits = 5;
+				tables = new [] {
+					Table.Method, Table.Field, Table.TypeRef, Table.TypeDef, Table.Param, Table.InterfaceImpl, Table.MemberRef,
+					Table.Module, Table.DeclSecurity, Table.Property, Table.Event, Table.StandAloneSig, Table.ModuleRef,
+					Table.TypeSpec, Table.Assembly, Table.AssemblyRef, Table.File, Table.ExportedType,
+					Table.ManifestResource, Table.GenericParam
+				};
+				break;
+			case CodedIndex.HasFieldMarshal:
+				bits = 1;
+				tables = new [] { Table.Field, Table.Param };
+				break;
+			case CodedIndex.HasDeclSecurity:
+				bits = 2;
+				tables = new [] { Table.TypeDef, Table.Method, Table.Assembly };
+				break;
+			case CodedIndex.MemberRefParent:
+				bits = 3;
+				tables = new [] { Table.TypeDef, Table.TypeRef, Table.ModuleRef, Table.Method, Table.TypeSpec };
+				break;
+			case CodedIndex.HasSemantics:
+				bits = 1;
+				tables = new [] { Table.Event, Table.Property };
+				break;
+			case CodedIndex.MethodDefOrRef:
+				bits = 1;
+				tables = new [] { Table.Method, Table.MemberRef };
+				break;
+			case CodedIndex.MemberForwarded:
+				bits = 1;
+				tables = new [] { Table.Field, Table.Method };
+				break;
+			case CodedIndex.Implementation:
+				bits = 2;
+				tables = new [] { Table.File, Table.AssemblyRef, Table.ExportedType };
+				break;
+			case CodedIndex.CustomAttributeType:
+				bits = 3;
+				tables = new [] { Table.Method, Table.MemberRef };
+				break;
+			case CodedIndex.ResolutionScope:
+				bits = 2;
+				tables = new [] { Table.Module, Table.ModuleRef, Table.AssemblyRef, Table.TypeRef };
+				break;
+			case CodedIndex.TypeOrMethodDef:
+				bits = 1;
+				tables = new [] { Table.TypeDef, Table.Method };
+				break;
+			default:
+				throw new ArgumentException ();
+			}
+
+			int max = 0;
+
+			for (int i = 0; i < tables.Length; i++) {
+				max = System.Math.Max (counter (tables [i]), max);
+			}
+
+			return max < (1 << (16 - bits)) ? 2 : 4;
+		}
+	}
+}

Mono.Cecil.PE/BinaryStreamReader.cs

@@ -0,0 +1,51 @@
+//
+// BinaryStreamReader.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+
+namespace Mono.Cecil.PE {
+
+	class BinaryStreamReader : BinaryReader {
+
+		public BinaryStreamReader (Stream stream)
+			: base (stream)
+		{
+		}
+
+		protected void Advance (int bytes)
+		{
+			BaseStream.Seek (bytes, SeekOrigin.Current);
+		}
+
+		protected DataDirectory ReadDataDirectory ()
+		{
+			return new DataDirectory (ReadUInt32 (), ReadUInt32 ());
+		}
+	}
+}

Mono.Cecil.PE/BinaryStreamWriter.cs

@@ -0,0 +1,96 @@
+//
+// BinaryStreamWriter.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+
+#if !READ_ONLY
+
+namespace Mono.Cecil.PE {
+
+	class BinaryStreamWriter : BinaryWriter {
+
+		public BinaryStreamWriter (Stream stream)
+			: base (stream)
+		{
+		}
+
+		public void WriteByte (byte value)
+		{
+			Write (value);
+		}
+
+		public void WriteUInt16 (ushort value)
+		{
+			Write (value);
+		}
+
+		public void WriteInt16 (short value)
+		{
+			Write (value);
+		}
+
+		public void WriteUInt32 (uint value)
+		{
+			Write (value);
+		}
+
+		public void WriteInt32 (int value)
+		{
+			Write (value);
+		}
+
+		public void WriteUInt64 (ulong value)
+		{
+			Write (value);
+		}
+
+		public void WriteBytes (byte [] bytes)
+		{
+			Write (bytes);
+		}
+
+		public void WriteDataDirectory (DataDirectory directory)
+		{
+			Write (directory.VirtualAddress);
+			Write (directory.Size);
+		}
+
+		public void WriteBuffer (ByteBuffer buffer)
+		{
+			Write (buffer.buffer, 0, buffer.length);
+		}
+
+		protected void Advance (int bytes)
+		{
+			BaseStream.Seek (bytes, SeekOrigin.Current);
+		}
+	}
+}
+
+#endif

Mono.Cecil.PE/ByteBuffer.cs

@@ -0,0 +1,342 @@
+//
+// ByteBuffer.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil.PE {
+
+	class ByteBuffer {
+
+		internal byte [] buffer;
+		internal int length;
+		internal int position;
+
+		public ByteBuffer ()
+		{
+			this.buffer = Empty<byte>.Array;
+		}
+
+		public ByteBuffer (int length)
+		{
+			this.buffer = new byte [length];
+		}
+
+		public ByteBuffer (byte [] buffer)
+		{
+			this.buffer = buffer ?? Empty<byte>.Array;
+			this.length = this.buffer.Length;
+		}
+
+		public void Reset (byte [] buffer)
+		{
+			this.buffer = buffer ?? Empty<byte>.Array;
+			this.length = this.buffer.Length;
+		}
+
+		public void Advance (int length)
+		{
+			position += length;
+		}
+
+		public byte ReadByte ()
+		{
+			return buffer [position++];
+		}
+
+		public sbyte ReadSByte ()
+		{
+			return (sbyte) ReadByte ();
+		}
+
+		public byte [] ReadBytes (int length)
+		{
+			var bytes = new byte [length];
+			Buffer.BlockCopy (buffer, position, bytes, 0, length);
+			position += length;
+			return bytes;
+		}
+
+		public ushort ReadUInt16 ()
+		{
+			ushort value = (ushort) (buffer [position]
+				| (buffer [position + 1] << 8));
+			position += 2;
+			return value;
+		}
+
+		public short ReadInt16 ()
+		{
+			return (short) ReadUInt16 ();
+		}
+
+		public uint ReadUInt32 ()
+		{
+			uint value = (uint) (buffer [position]
+				| (buffer [position + 1] << 8)
+				| (buffer [position + 2] << 16)
+				| (buffer [position + 3] << 24));
+			position += 4;
+			return value;
+		}
+
+		public int ReadInt32 ()
+		{
+			return (int) ReadUInt32 ();
+		}
+
+		public ulong ReadUInt64 ()
+		{
+			uint low = ReadUInt32 ();
+			uint high = ReadUInt32 ();
+
+			return (((ulong) high) << 32) | low;
+		}
+
+		public long ReadInt64 ()
+		{
+			return (long) ReadUInt64 ();
+		}
+
+		public uint ReadCompressedUInt32 ()
+		{
+			byte first = ReadByte ();
+			if ((first & 0x80) == 0)
+				return first;
+
+			if ((first & 0x40) == 0)
+				return ((uint) (first & ~0x80) << 8)
+					| ReadByte ();
+
+			return ((uint) (first & ~0xc0) << 24)
+				| (uint) ReadByte () << 16
+				| (uint) ReadByte () << 8
+				| ReadByte ();
+		}
+
+		public int ReadCompressedInt32 ()
+		{
+			var value = (int) ReadCompressedUInt32 ();
+
+			return (value & 1) != 0
+				? -(value >> 1)
+				: value >> 1;
+		}
+
+		public float ReadSingle ()
+		{
+			if (!BitConverter.IsLittleEndian) {
+				var bytes = ReadBytes (4);
+				Array.Reverse (bytes);
+				return BitConverter.ToSingle (bytes, 0);
+			}
+
+			float value = BitConverter.ToSingle (buffer, position);
+			position += 4;
+			return value;
+		}
+
+		public double ReadDouble ()
+		{
+			if (!BitConverter.IsLittleEndian) {
+				var bytes = ReadBytes (8);
+				Array.Reverse (bytes);
+				return BitConverter.ToDouble (bytes, 0);
+			}
+
+			double value = BitConverter.ToDouble (buffer, position);
+			position += 8;
+			return value;
+		}
+
+#if !READ_ONLY
+
+		public void WriteByte (byte value)
+		{
+			if (position == buffer.Length)
+				Grow (1);
+
+			buffer [position++] = value;
+
+			if (position > length)
+				length = position;
+		}
+
+		public void WriteSByte (sbyte value)
+		{
+			WriteByte ((byte) value);
+		}
+
+		public void WriteUInt16 (ushort value)
+		{
+			if (position + 2 > buffer.Length)
+				Grow (2);
+
+			buffer [position++] = (byte) value;
+			buffer [position++] = (byte) (value >> 8);
+
+			if (position > length)
+				length = position;
+		}
+
+		public void WriteInt16 (short value)
+		{
+			WriteUInt16 ((ushort) value);
+		}
+
+		public void WriteUInt32 (uint value)
+		{
+			if (position + 4 > buffer.Length)
+				Grow (4);
+
+			buffer [position++] = (byte) value;
+			buffer [position++] = (byte) (value >> 8);
+			buffer [position++] = (byte) (value >> 16);
+			buffer [position++] = (byte) (value >> 24);
+
+			if (position > length)
+				length = position;
+		}
+
+		public void WriteInt32 (int value)
+		{
+			WriteUInt32 ((uint) value);
+		}
+
+		public void WriteUInt64 (ulong value)
+		{
+			if (position + 8 > buffer.Length)
+				Grow (8);
+
+			buffer [position++] = (byte) value;
+			buffer [position++] = (byte) (value >> 8);
+			buffer [position++] = (byte) (value >> 16);
+			buffer [position++] = (byte) (value >> 24);
+			buffer [position++] = (byte) (value >> 32);
+			buffer [position++] = (byte) (value >> 40);
+			buffer [position++] = (byte) (value >> 48);
+			buffer [position++] = (byte) (value >> 56);
+
+			if (position > length)
+				length = position;
+		}
+
+		public void WriteInt64 (long value)
+		{
+			WriteUInt64 ((ulong) value);
+		}
+
+		public void WriteCompressedUInt32 (uint value)
+		{
+			if (value < 0x80)
+				WriteByte ((byte) value);
+			else if (value < 0x4000) {
+				WriteByte ((byte) (0x80 | (value >> 8)));
+				WriteByte ((byte) (value & 0xff));
+			} else {
+				WriteByte ((byte) ((value >> 24) | 0xc0));
+				WriteByte ((byte) ((value >> 16) & 0xff));
+				WriteByte ((byte) ((value >> 8) & 0xff));
+				WriteByte ((byte) (value & 0xff));
+			}
+		}
+
+		public void WriteCompressedInt32 (int value)
+		{
+			WriteCompressedUInt32 ((uint) ((value < 0) ? ((-value) << 1) | 1 : value << 1));
+		}
+
+		public void WriteBytes (byte [] bytes)
+		{
+			var length = bytes.Length;
+			if (position + length > buffer.Length)
+				Grow (length);
+
+			Buffer.BlockCopy (bytes, 0, buffer, position, length);
+			position += length;
+
+			if (position > this.length)
+				this.length = position;
+		}
+
+		public void WriteBytes (int length)
+		{
+			if (position + length > buffer.Length)
+				Grow (length);
+
+			position += length;
+
+			if (position > this.length)
+				this.length = position;
+		}
+
+		public void WriteBytes (ByteBuffer buffer)
+		{
+			if (position + buffer.length > this.buffer.Length)
+				Grow (buffer.length);
+
+			Buffer.BlockCopy (buffer.buffer, 0, this.buffer, position, buffer.length);
+			position += buffer.length;
+
+			if (position > this.length)
+				this.length = position;
+		}
+
+		public void WriteSingle (float value)
+		{
+			var bytes = BitConverter.GetBytes (value);
+
+			if (!BitConverter.IsLittleEndian)
+				Array.Reverse (bytes);
+
+			WriteBytes (bytes);
+		}
+
+		public void WriteDouble (double value)
+		{
+			var bytes = BitConverter.GetBytes (value);
+
+			if (!BitConverter.IsLittleEndian)
+				Array.Reverse (bytes);
+
+			WriteBytes (bytes);
+		}
+
+		void Grow (int desired)
+		{
+			var current = this.buffer;
+			var current_length = current.Length;
+
+			var buffer = new byte [System.Math.Max (current_length + desired, current_length * 2)];
+			Buffer.BlockCopy (current, 0, buffer, 0, current_length);
+			this.buffer = buffer;
+		}
+
+#endif
+
+	}
+}

Mono.Cecil.PE/ByteBufferEqualityComparer.cs

@@ -0,0 +1,78 @@
+//
+// ByteBufferEqualityComparer.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+
+namespace Mono.Cecil.PE {
+
+	sealed class ByteBufferEqualityComparer : IEqualityComparer<ByteBuffer> {
+
+		public bool Equals (ByteBuffer x, ByteBuffer y)
+		{
+			if (x.length != y.length)
+				return false;
+
+			var x_buffer = x.buffer;
+			var y_buffer = y.buffer;
+
+			for (int i = 0; i < x.length; i++)
+				if (x_buffer [i] != y_buffer [i])
+					return false;
+
+			return true;
+		}
+
+		public int GetHashCode (ByteBuffer buffer)
+		{
+#if !BYTE_BUFFER_WELL_DISTRIBUTED_HASH
+			var hash = 0;
+			var bytes = buffer.buffer;
+			for (int i = 0; i < buffer.length; i++)
+				hash = (hash * 37) ^ bytes [i];
+
+			return hash;
+#else
+			const uint p = 16777619;
+			uint hash = 2166136261;
+
+			var bytes = buffer.buffer;
+			for (int i = 0; i < buffer.length; i++)
+			    hash = (hash ^ bytes [i]) * p;
+
+			hash += hash << 13;
+			hash ^= hash >> 7;
+			hash += hash << 3;
+			hash ^= hash >> 17;
+			hash += hash << 5;
+
+			return (int) hash;
+#endif
+		}
+	}
+}

Mono.Cecil.PE/DataDirectory.cs

@@ -0,0 +1,50 @@
+//
+// DataDirectory.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil.PE {
+
+	struct DataDirectory {
+
+		public readonly RVA VirtualAddress;
+		public readonly uint Size;
+
+		public bool IsZero {
+			get { return VirtualAddress == 0 && Size == 0; }
+		}
+
+		public DataDirectory (RVA rva, uint size)
+		{
+			this.VirtualAddress = rva;
+			this.Size = size;
+		}
+	}
+}

Mono.Cecil.PE/Image.cs

@@ -0,0 +1,159 @@
+//
+// Image.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono;
+using Mono.Cecil.Cil;
+using Mono.Cecil.Metadata;
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil.PE {
+
+	sealed class Image {
+
+		public ModuleKind Kind;
+		public TargetRuntime Runtime;
+		public TargetArchitecture Architecture;
+		public string FileName;
+
+		public Section [] Sections;
+
+		public Section MetadataSection;
+
+		public uint EntryPointToken;
+		public ModuleAttributes Attributes;
+
+		public DataDirectory Debug;
+		public DataDirectory Resources;
+
+		public StringHeap StringHeap;
+		public BlobHeap BlobHeap;
+		public UserStringHeap UserStringHeap;
+		public GuidHeap GuidHeap;
+		public TableHeap TableHeap;
+
+		readonly int [] coded_index_sizes = new int [13];
+
+		readonly Func<Table, int> counter;
+
+		public Image ()
+		{
+			counter = GetTableLength;
+		}
+
+		public bool HasTable (Table table)
+		{
+			return GetTableLength (table) > 0;
+		}
+
+		public int GetTableLength (Table table)
+		{
+			return (int) TableHeap [table].Length;
+		}
+
+		public int GetTableIndexSize (Table table)
+		{
+			return GetTableLength (table) < 65536 ? 2 : 4;
+		}
+
+		public int GetCodedIndexSize (CodedIndex coded_index)
+		{
+			var index = (int) coded_index;
+			var size = coded_index_sizes [index];
+			if (size != 0)
+				return size;
+
+			return coded_index_sizes [index] = coded_index.GetSize (counter);
+		}
+
+		public uint ResolveVirtualAddress (RVA rva)
+		{
+			var section = GetSectionAtVirtualAddress (rva);
+			if (section == null)
+				throw new ArgumentOutOfRangeException ();
+
+			return ResolveVirtualAddressInSection (rva, section);
+		}
+
+		public uint ResolveVirtualAddressInSection (RVA rva, Section section)
+		{
+			return rva + section.PointerToRawData - section.VirtualAddress;
+		}
+
+		public Section GetSection (string name)
+		{
+			var sections = this.Sections;
+			for (int i = 0; i < sections.Length; i++) {
+				var section = sections [i];
+				if (section.Name == name)
+					return section;
+			}
+
+			return null;
+		}
+
+		public Section GetSectionAtVirtualAddress (RVA rva)
+		{
+			var sections = this.Sections;
+			for (int i = 0; i < sections.Length; i++) {
+				var section = sections [i];
+				if (rva >= section.VirtualAddress && rva < section.VirtualAddress + section.SizeOfRawData)
+					return section;
+			}
+
+			return null;
+		}
+
+		public ImageDebugDirectory GetDebugHeader (out byte [] header)
+		{
+			var section = GetSectionAtVirtualAddress (Debug.VirtualAddress);
+			var buffer = new ByteBuffer (section.Data);
+			buffer.position = (int) (Debug.VirtualAddress - section.VirtualAddress);
+
+			var directory = new ImageDebugDirectory {
+				Characteristics = buffer.ReadInt32 (),
+				TimeDateStamp = buffer.ReadInt32 (),
+				MajorVersion = buffer.ReadInt16 (),
+				MinorVersion = buffer.ReadInt16 (),
+				Type = buffer.ReadInt32 (),
+				SizeOfData = buffer.ReadInt32 (),
+				AddressOfRawData = buffer.ReadInt32 (),
+				PointerToRawData = buffer.ReadInt32 (),
+			};
+
+			buffer.position = (int) (directory.PointerToRawData - section.PointerToRawData);
+
+			header = new byte [directory.SizeOfData];
+			Buffer.BlockCopy (buffer.buffer, buffer.position, header, 0, header.Length);
+
+			return directory;
+		}
+	}
+}

Mono.Cecil.PE/ImageReader.cs

@@ -0,0 +1,678 @@
+//
+// ImageReader.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+
+using Mono.Cecil.Metadata;
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil.PE {
+
+	sealed class ImageReader : BinaryStreamReader {
+
+		readonly Image image;
+
+		DataDirectory cli;
+		DataDirectory metadata;
+
+		public ImageReader (Stream stream)
+			: base (stream)
+		{
+			image = new Image ();
+
+			image.FileName = stream.GetFullyQualifiedName ();
+		}
+
+		void MoveTo (DataDirectory directory)
+		{
+			BaseStream.Position = image.ResolveVirtualAddress (directory.VirtualAddress);
+		}
+
+		void MoveTo (uint position)
+		{
+			BaseStream.Position = position;
+		}
+
+		void ReadImage ()
+		{
+			if (BaseStream.Length < 128)
+				throw new BadImageFormatException ();
+
+			// - DOSHeader
+
+			// PE					2
+			// Start				58
+			// Lfanew				4
+			// End					64
+
+			if (ReadUInt16 () != 0x5a4d)
+				throw new BadImageFormatException ();
+
+			Advance (58);
+
+			MoveTo (ReadUInt32 ());
+
+			if (ReadUInt32 () != 0x00004550)
+				throw new BadImageFormatException ();
+
+			// - PEFileHeader
+
+			// Machine				2
+			image.Architecture = ReadArchitecture ();
+
+			// NumberOfSections		2
+			ushort sections = ReadUInt16 ();
+
+			// TimeDateStamp		4
+			// PointerToSymbolTable	4
+			// NumberOfSymbols		4
+			// OptionalHeaderSize	2
+			Advance (14);
+
+			// Characteristics		2
+			ushort characteristics = ReadUInt16 ();
+
+			ushort subsystem;
+			ReadOptionalHeaders (out subsystem);
+			ReadSections (sections);
+			ReadCLIHeader ();
+			ReadMetadata ();
+
+			image.Kind = GetModuleKind (characteristics, subsystem);
+		}
+
+		TargetArchitecture ReadArchitecture ()
+		{
+			var machine = ReadUInt16 ();
+			switch (machine) {
+			case 0x014c:
+				return TargetArchitecture.I386;
+			case 0x8664:
+				return TargetArchitecture.AMD64;
+			case 0x0200:
+				return TargetArchitecture.IA64;
+			}
+
+			throw new NotSupportedException ();
+		}
+
+		static ModuleKind GetModuleKind (ushort characteristics, ushort subsystem)
+		{
+			if ((characteristics & 0x2000) != 0) // ImageCharacteristics.Dll
+				return ModuleKind.Dll;
+
+			if (subsystem == 0x2 || subsystem == 0x9) // SubSystem.WindowsGui || SubSystem.WindowsCeGui
+				return ModuleKind.Windows;
+
+			return ModuleKind.Console;
+		}
+
+		void ReadOptionalHeaders (out ushort subsystem)
+		{
+			// - PEOptionalHeader
+			//   - StandardFieldsHeader
+
+			// Magic				2
+			bool pe64 = ReadUInt16 () == 0x20b;
+
+			//						pe32 || pe64
+
+			// LMajor				1
+			// LMinor				1
+			// CodeSize				4
+			// InitializedDataSize	4
+			// UninitializedDataSize4
+			// EntryPointRVA		4
+			// BaseOfCode			4
+			// BaseOfData			4 || 0
+
+			//   - NTSpecificFieldsHeader
+
+			// ImageBase			4 || 8
+			// SectionAlignment		4
+			// FileAlignement		4
+			// OSMajor				2
+			// OSMinor				2
+			// UserMajor			2
+			// UserMinor			2
+			// SubSysMajor			2
+			// SubSysMinor			2
+			// Reserved				4
+			// ImageSize			4
+			// HeaderSize			4
+			// FileChecksum			4
+			Advance (66);
+
+			// SubSystem			2
+			subsystem = ReadUInt16 ();
+
+			// DLLFlags				2
+			// StackReserveSize		4 || 8
+			// StackCommitSize		4 || 8
+			// HeapReserveSize		4 || 8
+			// HeapCommitSize		4 || 8
+			// LoaderFlags			4
+			// NumberOfDataDir		4
+
+			//   - DataDirectoriesHeader
+
+			// ExportTable			8
+			// ImportTable			8
+			// ResourceTable		8
+			// ExceptionTable		8
+			// CertificateTable		8
+			// BaseRelocationTable	8
+
+			Advance (pe64 ? 90 : 74);
+
+			// Debug				8
+			image.Debug = ReadDataDirectory ();
+
+			// Copyright			8
+			// GlobalPtr			8
+			// TLSTable				8
+			// LoadConfigTable		8
+			// BoundImport			8
+			// IAT					8
+			// DelayImportDescriptor8
+			Advance (56);
+
+			// CLIHeader			8
+			cli = ReadDataDirectory ();
+
+			if (cli.IsZero)
+				throw new BadImageFormatException ();
+
+			// Reserved				8
+			Advance (8);
+		}
+
+		string ReadAlignedString (int length)
+		{
+			int read = 0;
+			var buffer = new char [length];
+			while (read < length) {
+				var current = ReadByte ();
+				if (current == 0)
+					break;
+
+				buffer [read++] = (char) current;
+			}
+
+			Advance (-1 + ((read + 4) & ~3) - read);
+
+			return new string (buffer, 0, read);
+		}
+
+		string ReadZeroTerminatedString (int length)
+		{
+			int read = 0;
+			var buffer = new char [length];
+			var bytes = ReadBytes (length);
+			while (read < length) {
+				var current = bytes [read];
+				if (current == 0)
+					break;
+
+				buffer [read++] = (char) current;
+			}
+
+			return new string (buffer, 0, read);
+		}
+
+		void ReadSections (ushort count)
+		{
+			var sections = new Section [count];
+
+			for (int i = 0; i < count; i++) {
+				var section = new Section ();
+
+				// Name
+				section.Name = ReadZeroTerminatedString (8);
+
+				// VirtualSize		4
+				Advance (4);
+
+				// VirtualAddress	4
+				section.VirtualAddress = ReadUInt32 ();
+				// SizeOfRawData	4
+				section.SizeOfRawData = ReadUInt32 ();
+				// PointerToRawData	4
+				section.PointerToRawData = ReadUInt32 ();
+
+				// PointerToRelocations		4
+				// PointerToLineNumbers		4
+				// NumberOfRelocations		2
+				// NumberOfLineNumbers		2
+				// Characteristics			4
+				Advance (16);
+
+				sections [i] = section;
+
+				if (section.Name == ".reloc")
+					continue;
+
+				ReadSectionData (section);
+			}
+
+			image.Sections = sections;
+		}
+
+		void ReadSectionData (Section section)
+		{
+			var position = BaseStream.Position;
+
+			MoveTo (section.PointerToRawData);
+
+			var length = (int) section.SizeOfRawData;
+			var data = new byte [length];
+			int offset = 0, read;
+
+			while ((read = Read (data, offset, length - offset)) > 0)
+				offset += read;
+
+			section.Data = data;
+
+			BaseStream.Position = position;
+		}
+
+		void ReadCLIHeader ()
+		{
+			MoveTo (cli);
+
+			// - CLIHeader
+
+			// Cb						4
+			// MajorRuntimeVersion		2
+			// MinorRuntimeVersion		2
+			Advance (8);
+
+			// Metadata					8
+			metadata = ReadDataDirectory ();
+			// Flags					4
+			image.Attributes = (ModuleAttributes) ReadUInt32 ();
+			// EntryPointToken			4
+			image.EntryPointToken = ReadUInt32 ();
+			// Resources				8
+			image.Resources = ReadDataDirectory ();
+			// StrongNameSignature		8
+			// CodeManagerTable			8
+			// VTableFixups				8
+			// ExportAddressTableJumps	8
+			// ManagedNativeHeader		8
+		}
+
+		void ReadMetadata ()
+		{
+			MoveTo (metadata);
+
+			if (ReadUInt32 () != 0x424a5342)
+				throw new BadImageFormatException ();
+
+			// MajorVersion			2
+			// MinorVersion			2
+			// Reserved				4
+			Advance (8);
+
+			var version = ReadZeroTerminatedString (ReadInt32 ());
+			image.Runtime = version.ParseRuntime ();
+
+			// Flags		2
+			Advance (2);
+
+			var streams = ReadUInt16 ();
+
+			var section = image.GetSectionAtVirtualAddress (metadata.VirtualAddress);
+			if (section == null)
+				throw new BadImageFormatException ();
+
+			image.MetadataSection = section;
+
+			for (int i = 0; i < streams; i++)
+				ReadMetadataStream (section);
+
+			if (image.TableHeap != null)
+				ReadTableHeap ();
+		}
+
+		void ReadMetadataStream (Section section)
+		{
+			// Offset		4
+			uint start = metadata.VirtualAddress - section.VirtualAddress + ReadUInt32 (); // relative to the section start
+
+			// Size			4
+			uint size = ReadUInt32 ();
+
+			var name = ReadAlignedString (16);
+			switch (name) {
+			case "#~":
+			case "#-":
+				image.TableHeap = new TableHeap (section, start, size);
+				break;
+			case "#Strings":
+				image.StringHeap = new StringHeap (section, start, size);
+				break;
+			case "#Blob":
+				image.BlobHeap = new BlobHeap (section, start, size);
+				break;
+			case "#GUID":
+				image.GuidHeap = new GuidHeap (section, start, size);
+				break;
+			case "#US":
+				image.UserStringHeap = new UserStringHeap (section, start, size);
+				break;
+			}
+		}
+
+		void ReadTableHeap ()
+		{
+			var heap = image.TableHeap;
+
+			uint start = heap.Section.PointerToRawData;
+
+			MoveTo (heap.Offset + start);
+
+			// Reserved			4
+			// MajorVersion		1
+			// MinorVersion		1
+			Advance (6);
+
+			// HeapSizes		1
+			var sizes = ReadByte ();
+
+			// Reserved2		1
+			Advance (1);
+
+			// Valid			8
+			heap.Valid = ReadInt64 ();
+
+			// Sorted			8
+			heap.Sorted = ReadInt64 ();
+
+			for (int i = 0; i < TableHeap.TableIdentifiers.Length; i++) {
+				var table = TableHeap.TableIdentifiers [i];
+				if (!heap.HasTable (table))
+					continue;
+
+				heap.Tables [(int) table].Length = ReadUInt32 ();
+			}
+
+			SetIndexSize (image.StringHeap, sizes, 0x1);
+			SetIndexSize (image.GuidHeap, sizes, 0x2);
+			SetIndexSize (image.BlobHeap, sizes, 0x4);
+
+			ComputeTableInformations ();
+		}
+
+		static void SetIndexSize (Heap heap, uint sizes, byte flag)
+		{
+			if (heap == null)
+				return;
+
+			heap.IndexSize = (sizes & flag) > 0 ? 4 : 2;
+		}
+
+		int GetTableIndexSize (Table table)
+		{
+			return image.GetTableIndexSize (table);
+		}
+
+		int GetCodedIndexSize (CodedIndex index)
+		{
+			return image.GetCodedIndexSize (index);
+		}
+
+		void ComputeTableInformations ()
+		{
+			uint offset = (uint) BaseStream.Position - image.MetadataSection.PointerToRawData; // header
+
+			int stridx_size = image.StringHeap.IndexSize;
+			int blobidx_size = image.BlobHeap != null ? image.BlobHeap.IndexSize : 2;
+
+			var heap = image.TableHeap;
+			var tables = heap.Tables;
+
+			for (int i = 0; i < TableHeap.TableIdentifiers.Length; i++) {
+				var table = TableHeap.TableIdentifiers [i];
+				if (!heap.HasTable (table))
+					continue;
+
+				int size;
+				switch (table) {
+				case Table.Module:
+					size = 2	// Generation
+						+ stridx_size	// Name
+						+ (image.GuidHeap.IndexSize * 3);	// Mvid, EncId, EncBaseId
+					break;
+				case Table.TypeRef:
+					size = GetCodedIndexSize (CodedIndex.ResolutionScope)	// ResolutionScope
+						+ (stridx_size * 2);	// Name, Namespace
+					break;
+				case Table.TypeDef:
+					size = 4	// Flags
+						+ (stridx_size * 2)	// Name, Namespace
+						+ GetCodedIndexSize (CodedIndex.TypeDefOrRef)	// BaseType
+						+ GetTableIndexSize (Table.Field)	// FieldList
+						+ GetTableIndexSize (Table.Method);	// MethodList
+					break;
+				case Table.FieldPtr:
+					size = GetTableIndexSize (Table.Field);	// Field
+					break;
+				case Table.Field:
+					size = 2	// Flags
+						+ stridx_size	// Name
+						+ blobidx_size;	// Signature
+					break;
+				case Table.MethodPtr:
+					size = GetTableIndexSize (Table.Method);	// Method
+					break;
+				case Table.Method:
+					size = 8	// Rva 4, ImplFlags 2, Flags 2
+						+ stridx_size	// Name
+						+ blobidx_size	// Signature
+						+ GetTableIndexSize (Table.Param); // ParamList
+					break;
+				case Table.ParamPtr:
+					size = GetTableIndexSize (Table.Param); // Param
+					break;
+				case Table.Param:
+					size = 4	// Flags 2, Sequence 2
+						+ stridx_size;	// Name
+					break;
+				case Table.InterfaceImpl:
+					size = GetTableIndexSize (Table.TypeDef)	// Class
+						+ GetCodedIndexSize (CodedIndex.TypeDefOrRef);	// Interface
+					break;
+				case Table.MemberRef:
+					size = GetCodedIndexSize (CodedIndex.MemberRefParent)	// Class
+						+ stridx_size	// Name
+						+ blobidx_size;	// Signature
+					break;
+				case Table.Constant:
+					size = 2	// Type
+						+ GetCodedIndexSize (CodedIndex.HasConstant)	// Parent
+						+ blobidx_size;	// Value
+					break;
+				case Table.CustomAttribute:
+					size = GetCodedIndexSize (CodedIndex.HasCustomAttribute)	// Parent
+						+ GetCodedIndexSize (CodedIndex.CustomAttributeType)	// Type
+						+ blobidx_size;	// Value
+					break;
+				case Table.FieldMarshal:
+					size = GetCodedIndexSize (CodedIndex.HasFieldMarshal)	// Parent
+						+ blobidx_size;	// NativeType
+					break;
+				case Table.DeclSecurity:
+					size = 2	// Action
+						+ GetCodedIndexSize (CodedIndex.HasDeclSecurity)	// Parent
+						+ blobidx_size;	// PermissionSet
+					break;
+				case Table.ClassLayout:
+					size = 6	// PackingSize 2, ClassSize 4
+						+ GetTableIndexSize (Table.TypeDef);	// Parent
+					break;
+				case Table.FieldLayout:
+					size = 4	// Offset
+						+ GetTableIndexSize (Table.Field);	// Field
+					break;
+				case Table.StandAloneSig:
+					size = blobidx_size;	// Signature
+					break;
+				case Table.EventMap:
+					size = GetTableIndexSize (Table.TypeDef)	// Parent
+						+ GetTableIndexSize (Table.Event);	// EventList
+					break;
+				case Table.EventPtr:
+					size = GetTableIndexSize (Table.Event);	// Event
+					break;
+				case Table.Event:
+					size = 2	// Flags
+						+ stridx_size // Name
+						+ GetCodedIndexSize (CodedIndex.TypeDefOrRef);	// EventType
+					break;
+				case Table.PropertyMap:
+					size = GetTableIndexSize (Table.TypeDef)	// Parent
+						+ GetTableIndexSize (Table.Property);	// PropertyList
+					break;
+				case Table.PropertyPtr:
+					size = GetTableIndexSize (Table.Property);	// Property
+					break;
+				case Table.Property:
+					size = 2	// Flags
+						+ stridx_size	// Name
+						+ blobidx_size;	// Type
+					break;
+				case Table.MethodSemantics:
+					size = 2	// Semantics
+						+ GetTableIndexSize (Table.Method)	// Method
+						+ GetCodedIndexSize (CodedIndex.HasSemantics);	// Association
+					break;
+				case Table.MethodImpl:
+					size = GetTableIndexSize (Table.TypeDef)	// Class
+						+ GetCodedIndexSize (CodedIndex.MethodDefOrRef)	// MethodBody
+						+ GetCodedIndexSize (CodedIndex.MethodDefOrRef);	// MethodDeclaration
+					break;
+				case Table.ModuleRef:
+					size = stridx_size;	// Name
+					break;
+				case Table.TypeSpec:
+					size = blobidx_size;	// Signature
+					break;
+				case Table.ImplMap:
+					size = 2	// MappingFlags
+						+ GetCodedIndexSize (CodedIndex.MemberForwarded)	// MemberForwarded
+						+ stridx_size	// ImportName
+						+ GetTableIndexSize (Table.ModuleRef);	// ImportScope
+					break;
+				case Table.FieldRVA:
+					size = 4	// RVA
+						+ GetTableIndexSize (Table.Field);	// Field
+					break;
+				case Table.Assembly:
+					size = 16 // HashAlgId 4, Version 4 * 2, Flags 4
+						+ blobidx_size	// PublicKey
+						+ (stridx_size * 2);	// Name, Culture
+					break;
+				case Table.AssemblyProcessor:
+					size = 4;	// Processor
+					break;
+				case Table.AssemblyOS:
+					size = 12;	// Platform 4, Version 2 * 4
+					break;
+				case Table.AssemblyRef:
+					size = 12	// Version 2 * 4 + Flags 4
+						+ (blobidx_size * 2)	// PublicKeyOrToken, HashValue
+						+ (stridx_size * 2);	// Name, Culture
+					break;
+				case Table.AssemblyRefProcessor:
+					size = 4	// Processor
+						+ GetTableIndexSize (Table.AssemblyRef);	// AssemblyRef
+					break;
+				case Table.AssemblyRefOS:
+					size = 12	// Platform 4, Version 2 * 4
+						+ GetTableIndexSize (Table.AssemblyRef);	// AssemblyRef
+					break;
+				case Table.File:
+					size = 4	// Flags
+						+ stridx_size	// Name
+						+ blobidx_size;	// HashValue
+					break;
+				case Table.ExportedType:
+					size = 8	// Flags 4, TypeDefId 4
+						+ (stridx_size * 2)	// Name, Namespace
+						+ GetCodedIndexSize (CodedIndex.Implementation);	// Implementation
+					break;
+				case Table.ManifestResource:
+					size = 8	// Offset, Flags
+						+ stridx_size	// Name
+						+ GetCodedIndexSize (CodedIndex.Implementation);	// Implementation
+					break;
+				case Table.NestedClass:
+					size = GetTableIndexSize (Table.TypeDef)	// NestedClass
+						+ GetTableIndexSize (Table.TypeDef);	// EnclosingClass
+					break;
+				case Table.GenericParam:
+					size = 4	// Number, Flags
+						+ GetCodedIndexSize (CodedIndex.TypeOrMethodDef)	// Owner
+						+ stridx_size;	// Name
+					break;
+				case Table.MethodSpec:
+					size = GetCodedIndexSize (CodedIndex.MethodDefOrRef)	// Method
+						+ blobidx_size;	// Instantiation
+					break;
+				case Table.GenericParamConstraint:
+					size = GetTableIndexSize (Table.GenericParam)	// Owner
+						+ GetCodedIndexSize (CodedIndex.TypeDefOrRef);	// Constraint
+					break;
+				default:
+					throw new NotSupportedException ();
+				}
+
+				int index = (int) table;
+
+				tables [index].RowSize = (uint) size;
+				tables [index].Offset = offset;
+
+				offset += (uint) size * tables [index].Length;
+			}
+		}
+
+		public static Image ReadImageFrom (Stream stream)
+		{
+			try {
+				var reader = new ImageReader (stream);
+				reader.ReadImage ();
+				return reader.image;
+			} catch (EndOfStreamException e) {
+				throw new BadImageFormatException (stream.GetFullyQualifiedName (), e);
+			}
+		}
+	}
+}

Mono.Cecil.PE/ImageWriter.cs

@@ -0,0 +1,820 @@
+//
+// ImageWriter.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+
+#if !READ_ONLY
+
+using Mono.Cecil.Cil;
+using Mono.Cecil.Metadata;
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil.PE {
+
+	sealed class ImageWriter : BinaryStreamWriter {
+
+		readonly ModuleDefinition module;
+		readonly MetadataBuilder metadata;
+		readonly TextMap text_map;
+
+		ImageDebugDirectory debug_directory;
+		byte [] debug_data;
+
+		ByteBuffer win32_resources;
+
+		const uint pe_header_size = 0x178u;
+		const uint section_header_size = 0x28u;
+		const uint file_alignment = 0x200;
+		const uint section_alignment = 0x2000;
+		const ulong image_base = 0x00400000;
+
+		internal const RVA text_rva = 0x2000;
+
+		readonly bool pe64;
+		readonly uint time_stamp;
+
+		internal Section text;
+		internal Section rsrc;
+		internal Section reloc;
+
+		ushort sections;
+
+		ImageWriter (ModuleDefinition module, MetadataBuilder metadata, Stream stream)
+			: base (stream)
+		{
+			this.module = module;
+			this.metadata = metadata;
+			this.GetDebugHeader ();
+			this.GetWin32Resources ();
+			this.text_map = BuildTextMap ();
+			this.sections = 2; // text + reloc
+			this.pe64 = module.Architecture != TargetArchitecture.I386;
+			this.time_stamp = (uint) DateTime.UtcNow.Subtract (new DateTime (1970, 1, 1)).TotalSeconds;
+		}
+
+		void GetDebugHeader ()
+		{
+			var symbol_writer = metadata.symbol_writer;
+			if (symbol_writer == null)
+				return;
+
+			if (!symbol_writer.GetDebugHeader (out debug_directory, out debug_data))
+				debug_data = Empty<byte>.Array;
+		}
+
+		void GetWin32Resources ()
+		{
+			var rsrc = GetImageResourceSection ();
+			if (rsrc == null)
+				return;
+
+			var raw_resources = new byte [rsrc.Data.Length];
+			Buffer.BlockCopy (rsrc.Data, 0, raw_resources, 0, rsrc.Data.Length);
+			win32_resources = new ByteBuffer (raw_resources);
+		}
+
+		Section GetImageResourceSection ()
+		{
+			if (!module.HasImage)
+				return null;
+
+			const string rsrc_section = ".rsrc";
+
+			return module.Image.GetSection (rsrc_section);
+		}
+
+		public static ImageWriter CreateWriter (ModuleDefinition module, MetadataBuilder metadata, Stream stream)
+		{
+			var writer = new ImageWriter (module, metadata, stream);
+			writer.BuildSections ();
+			return writer;
+		}
+
+		void BuildSections ()
+		{
+			var has_win32_resources = win32_resources != null;
+			if (has_win32_resources)
+				sections++;
+
+			text = CreateSection (".text", text_map.GetLength (), null);
+			var previous = text;
+
+			if (has_win32_resources) {
+				rsrc = CreateSection (".rsrc", (uint) win32_resources.length, previous);
+
+				PatchWin32Resources (win32_resources);
+				previous = rsrc;
+			}
+
+			reloc = CreateSection (".reloc", 12u, previous);
+		}
+
+		Section CreateSection (string name, uint size, Section previous)
+		{
+			return new Section {
+				Name = name,
+				VirtualAddress = previous != null
+					? previous.VirtualAddress + Align (previous.VirtualSize, section_alignment)
+					: text_rva,
+				VirtualSize = size,
+				PointerToRawData = previous != null
+					? previous.PointerToRawData + previous.SizeOfRawData
+					: Align (GetHeaderSize (), file_alignment),
+				SizeOfRawData = Align (size, file_alignment)
+			};
+		}
+
+		static uint Align (uint value, uint align)
+		{
+			align--;
+			return (value + align) & ~align;
+		}
+
+		void WriteDOSHeader ()
+		{
+			Write (new byte [] {
+				// dos header start
+				0x4d, 0x5a, 0x90, 0x00, 0x03, 0x00, 0x00,
+				0x00, 0x04, 0x00, 0x00, 0x00, 0xff, 0xff,
+				0x00, 0x00, 0xb8, 0x00, 0x00, 0x00, 0x00,
+				0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00,
+				0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+				0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+				0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+				0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+				0x00, 0x00, 0x00, 0x00,
+				// lfanew
+				0x80, 0x00, 0x00, 0x00,
+				// dos header end
+				0x0e, 0x1f, 0xba, 0x0e, 0x00, 0xb4, 0x09,
+				0xcd, 0x21, 0xb8, 0x01, 0x4c, 0xcd, 0x21,
+				0x54, 0x68, 0x69, 0x73, 0x20, 0x70, 0x72,
+				0x6f, 0x67, 0x72, 0x61, 0x6d, 0x20, 0x63,
+				0x61, 0x6e, 0x6e, 0x6f, 0x74, 0x20, 0x62,
+				0x65, 0x20, 0x72, 0x75, 0x6e, 0x20, 0x69,
+				0x6e, 0x20, 0x44, 0x4f, 0x53, 0x20, 0x6d,
+				0x6f, 0x64, 0x65, 0x2e, 0x0d, 0x0d, 0x0a,
+				0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+				0x00
+			});
+		}
+
+		void WritePEFileHeader ()
+		{
+			WriteUInt32 (0x00004550);		// Magic
+			WriteUInt16 (GetMachine ());	// Machine
+			WriteUInt16 (sections);			// NumberOfSections
+			WriteUInt32 (time_stamp);
+			WriteUInt32 (0);	// PointerToSymbolTable
+			WriteUInt32 (0);	// NumberOfSymbols
+			WriteUInt16 ((ushort) (!pe64 ? 0xe0 : 0xf0));	// SizeOfOptionalHeader
+
+			// ExecutableImage | (pe64 ? 32BitsMachine : LargeAddressAware)
+			var characteristics = (ushort) (0x0002 | (!pe64 ? 0x0100 : 0x0020));
+			if (module.Kind == ModuleKind.Dll || module.Kind == ModuleKind.NetModule)
+				characteristics |= 0x2000;
+			WriteUInt16 (characteristics);	// Characteristics
+		}
+
+		ushort GetMachine ()
+		{
+			switch (module.Architecture) {
+			case TargetArchitecture.I386:
+				return 0x014c;
+			case TargetArchitecture.AMD64:
+				return 0x8664;
+			case TargetArchitecture.IA64:
+				return 0x0200;
+			}
+
+			throw new NotSupportedException ();
+		}
+
+		void WriteOptionalHeaders ()
+		{
+			WriteUInt16 ((ushort) (!pe64 ? 0x10b : 0x20b));	// Magic
+			WriteByte (8);	// LMajor
+			WriteByte (0);	// LMinor
+			WriteUInt32 (text.SizeOfRawData);	// CodeSize
+			WriteUInt32 (reloc.SizeOfRawData
+				+ (rsrc != null ? rsrc.SizeOfRawData : 0));	// InitializedDataSize
+			WriteUInt32 (0);	// UninitializedDataSize
+
+			var entry_point_rva = text_map.GetRVA (TextSegment.StartupStub);
+			if (module.Architecture == TargetArchitecture.IA64)
+				entry_point_rva += 0x20;
+			WriteUInt32 (entry_point_rva); // EntryPointRVA
+			WriteUInt32 (text_rva);	// BaseOfCode
+
+			if (!pe64) {
+				WriteUInt32 (0);	// BaseOfData
+				WriteUInt32 ((uint) image_base);	// ImageBase
+			} else {
+				WriteUInt64 (image_base);	// ImageBase
+			}
+
+			WriteUInt32 (section_alignment);	// SectionAlignment
+			WriteUInt32 (file_alignment);		// FileAlignment
+
+			WriteUInt16 (4);	// OSMajor
+			WriteUInt16 (0);	// OSMinor
+			WriteUInt16 (0);	// UserMajor
+			WriteUInt16 (0);	// UserMinor
+			WriteUInt16 (4);	// SubSysMajor
+			WriteUInt16 (0);	// SubSysMinor
+			WriteUInt32 (0);	// Reserved
+
+			WriteUInt32 (reloc.VirtualAddress + Align (reloc.VirtualSize, section_alignment));	// ImageSize
+			WriteUInt32 (text.PointerToRawData);	// HeaderSize
+
+			WriteUInt32 (0);	// Checksum
+			WriteUInt16 (GetSubSystem ());	// SubSystem
+			WriteUInt16 (0x8540);	// DLLFlags
+
+			const ulong stack_reserve = 0x100000;
+			const ulong stack_commit = 0x1000;
+			const ulong heap_reserve = 0x100000;
+			const ulong heap_commit = 0x1000;
+
+			if (!pe64) {
+				WriteUInt32 ((uint) stack_reserve);
+				WriteUInt32 ((uint) stack_commit);
+				WriteUInt32 ((uint) heap_reserve);
+				WriteUInt32 ((uint) heap_commit);
+			} else {
+				WriteUInt64 (stack_reserve);
+				WriteUInt64 (stack_commit);
+				WriteUInt64 (heap_reserve);
+				WriteUInt64 (heap_commit);
+			}
+
+			WriteUInt32 (0);	// LoaderFlags
+			WriteUInt32 (16);	// NumberOfDataDir
+
+			WriteZeroDataDirectory ();	// ExportTable
+			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.ImportDirectory));	// ImportTable
+			if (rsrc != null) {							// ResourceTable
+				WriteUInt32 (rsrc.VirtualAddress);
+				WriteUInt32 (rsrc.VirtualSize);
+			} else
+				WriteZeroDataDirectory ();
+
+			WriteZeroDataDirectory ();	// ExceptionTable
+			WriteZeroDataDirectory ();	// CertificateTable
+			WriteUInt32 (reloc.VirtualAddress);			// BaseRelocationTable
+			WriteUInt32 (reloc.VirtualSize);
+
+			if (text_map.GetLength (TextSegment.DebugDirectory) > 0) {
+				WriteUInt32 (text_map.GetRVA (TextSegment.DebugDirectory));
+				WriteUInt32 (28u);
+			} else
+				WriteZeroDataDirectory ();
+
+			WriteZeroDataDirectory ();	// Copyright
+			WriteZeroDataDirectory ();	// GlobalPtr
+			WriteZeroDataDirectory ();	// TLSTable
+			WriteZeroDataDirectory ();	// LoadConfigTable
+			WriteZeroDataDirectory ();	// BoundImport
+			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.ImportAddressTable));	// IAT
+			WriteZeroDataDirectory ();	// DelayImportDesc
+			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.CLIHeader));	// CLIHeader
+			WriteZeroDataDirectory ();	// Reserved
+		}
+
+		void WriteZeroDataDirectory ()
+		{
+			WriteUInt32 (0);
+			WriteUInt32 (0);
+		}
+
+		ushort GetSubSystem ()
+		{
+			switch (module.Kind) {
+			case ModuleKind.Console:
+			case ModuleKind.Dll:
+			case ModuleKind.NetModule:
+				return 0x3;
+			case ModuleKind.Windows:
+				return 0x2;
+			default:
+				throw new ArgumentOutOfRangeException ();
+			}
+		}
+
+		void WriteSectionHeaders ()
+		{
+			WriteSection (text, 0x60000020);
+
+			if (rsrc != null)
+				WriteSection (rsrc, 0x40000040);
+
+			WriteSection (reloc, 0x42000040);
+		}
+
+		void WriteSection (Section section, uint characteristics)
+		{
+			var name = new byte [8];
+			var sect_name = section.Name;
+			for (int i = 0; i < sect_name.Length; i++)
+				name [i] = (byte) sect_name [i];
+
+			WriteBytes (name);
+			WriteUInt32 (section.VirtualSize);
+			WriteUInt32 (section.VirtualAddress);
+			WriteUInt32 (section.SizeOfRawData);
+			WriteUInt32 (section.PointerToRawData);
+			WriteUInt32 (0);	// PointerToRelocations
+			WriteUInt32 (0);	// PointerToLineNumbers
+			WriteUInt16 (0);	// NumberOfRelocations
+			WriteUInt16 (0);	// NumberOfLineNumbers
+			WriteUInt32 (characteristics);
+		}
+
+		void MoveTo (uint pointer)
+		{
+			BaseStream.Seek (pointer, SeekOrigin.Begin);
+		}
+
+		void MoveToRVA (Section section, RVA rva)
+		{
+			BaseStream.Seek (section.PointerToRawData + rva - section.VirtualAddress, SeekOrigin.Begin);
+		}
+
+		void MoveToRVA (TextSegment segment)
+		{
+			MoveToRVA (text, text_map.GetRVA (segment));
+		}
+
+		void WriteRVA (RVA rva)
+		{
+			if (!pe64)
+				WriteUInt32 (rva);
+			else
+				WriteUInt64 (rva);
+		}
+
+		void WriteText ()
+		{
+			MoveTo (text.PointerToRawData);
+
+			// ImportAddressTable
+
+			WriteRVA (text_map.GetRVA (TextSegment.ImportHintNameTable));
+			WriteRVA (0);
+
+			// CLIHeader
+
+			WriteUInt32 (0x48);
+			WriteUInt16 (2);
+			WriteUInt16 ((ushort) ((module.Runtime <= TargetRuntime.Net_1_1) ? 0 : 5));
+
+			WriteUInt32 (text_map.GetRVA (TextSegment.MetadataHeader));
+			WriteUInt32 (GetMetadataLength ());
+			WriteUInt32 ((uint) module.Attributes);
+			WriteUInt32 (metadata.entry_point.ToUInt32 ());
+			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.Resources));
+			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.StrongNameSignature));
+			WriteZeroDataDirectory ();	// CodeManagerTable
+			WriteZeroDataDirectory ();	// VTableFixups
+			WriteZeroDataDirectory ();	// ExportAddressTableJumps
+			WriteZeroDataDirectory ();	// ManagedNativeHeader
+
+			// Code
+
+			MoveToRVA (TextSegment.Code);
+			WriteBuffer (metadata.code);
+
+			// Resources
+
+			MoveToRVA (TextSegment.Resources);
+			WriteBuffer (metadata.resources);
+
+			// Data
+
+			if (metadata.data.length > 0) {
+				MoveToRVA (TextSegment.Data);
+				WriteBuffer (metadata.data);
+			}
+
+			// StrongNameSignature
+			// stays blank
+
+			// MetadataHeader
+
+			MoveToRVA (TextSegment.MetadataHeader);
+			WriteMetadataHeader ();
+
+			WriteMetadata ();
+
+			// DebugDirectory
+			if (text_map.GetLength (TextSegment.DebugDirectory) > 0) {
+				MoveToRVA (TextSegment.DebugDirectory);
+				WriteDebugDirectory ();
+			}
+
+			// ImportDirectory
+			MoveToRVA (TextSegment.ImportDirectory);
+			WriteImportDirectory ();
+
+			// StartupStub
+			MoveToRVA (TextSegment.StartupStub);
+			WriteStartupStub ();
+		}
+
+		uint GetMetadataLength ()
+		{
+			return text_map.GetRVA (TextSegment.DebugDirectory) - text_map.GetRVA (TextSegment.MetadataHeader);
+		}
+
+		void WriteMetadataHeader ()
+		{
+			WriteUInt32 (0x424a5342);	// Signature
+			WriteUInt16 (1);	// MajorVersion
+			WriteUInt16 (1);	// MinorVersion
+			WriteUInt32 (0);	// Reserved
+
+			var version = GetZeroTerminatedString (GetVersion ());
+			WriteUInt32 ((uint) version.Length);
+			WriteBytes (version);
+			WriteUInt16 (0);	// Flags
+			WriteUInt16 (GetStreamCount ());
+
+			uint offset = text_map.GetRVA (TextSegment.TableHeap) - text_map.GetRVA (TextSegment.MetadataHeader);
+
+			WriteStreamHeader (ref offset, TextSegment.TableHeap, "#~");
+			WriteStreamHeader (ref offset, TextSegment.StringHeap, "#Strings");
+			WriteStreamHeader (ref offset, TextSegment.UserStringHeap, "#US");
+			WriteStreamHeader (ref offset, TextSegment.GuidHeap, "#GUID");
+			WriteStreamHeader (ref offset, TextSegment.BlobHeap, "#Blob");
+		}
+
+		string GetVersion ()
+		{
+			switch (module.Runtime) {
+			case TargetRuntime.Net_1_0:
+				return "v1.0.3705";
+			case TargetRuntime.Net_1_1:
+				return "v1.1.4322";
+			case TargetRuntime.Net_2_0:
+				return "v2.0.50727";
+			case TargetRuntime.Net_4_0:
+			default:
+				return "v4.0.30319";
+			}
+		}
+
+		ushort GetStreamCount ()
+		{
+			return (ushort) (
+				1	// #~
+				+ 1	// #Strings
+				+ (metadata.user_string_heap.IsEmpty ? 0 : 1)	// #US
+				+ 1	// GUID
+				+ (metadata.blob_heap.IsEmpty ? 0 : 1));	// #Blob
+		}
+
+		void WriteStreamHeader (ref uint offset, TextSegment heap, string name)
+		{
+			var length = (uint) text_map.GetLength (heap);
+			if (length == 0)
+				return;
+
+			WriteUInt32 (offset);
+			WriteUInt32 (length);
+			WriteBytes (GetZeroTerminatedString (name));
+			offset += length;
+		}
+
+		static byte [] GetZeroTerminatedString (string @string)
+		{
+			return GetString (@string, (@string.Length + 1 + 3) & ~3);
+		}
+
+		static byte [] GetSimpleString (string @string)
+		{
+			return GetString (@string, @string.Length);
+		}
+
+		static byte [] GetString (string @string, int length)
+		{
+			var bytes = new byte [length];
+			for (int i = 0; i < @string.Length; i++)
+				bytes [i] = (byte) @string [i];
+
+			return bytes;
+		}
+
+		void WriteMetadata ()
+		{
+			WriteHeap (TextSegment.TableHeap, metadata.table_heap);
+			WriteHeap (TextSegment.StringHeap, metadata.string_heap);
+			WriteHeap (TextSegment.UserStringHeap, metadata.user_string_heap);
+			WriteGuidHeap ();
+			WriteHeap (TextSegment.BlobHeap, metadata.blob_heap);
+		}
+
+		void WriteHeap (TextSegment heap, HeapBuffer buffer)
+		{
+			if (buffer.IsEmpty)
+				return;
+
+			MoveToRVA (heap);
+			WriteBuffer (buffer);
+		}
+
+		void WriteGuidHeap ()
+		{
+			MoveToRVA (TextSegment.GuidHeap);
+			WriteBytes (module.Mvid.ToByteArray ());
+		}
+
+		void WriteDebugDirectory ()
+		{
+			WriteInt32 (debug_directory.Characteristics);
+			WriteUInt32 (time_stamp);
+			WriteInt16 (debug_directory.MajorVersion);
+			WriteInt16 (debug_directory.MinorVersion);
+			WriteInt32 (debug_directory.Type);
+			WriteInt32 (debug_directory.SizeOfData);
+			WriteInt32 (debug_directory.AddressOfRawData);
+			WriteInt32 ((int) BaseStream.Position + 4);
+
+			WriteBytes (debug_data);
+		}
+
+		void WriteImportDirectory ()
+		{
+			WriteUInt32 (text_map.GetRVA (TextSegment.ImportDirectory) + 40);	// ImportLookupTable
+			WriteUInt32 (0);	// DateTimeStamp
+			WriteUInt32 (0);	// ForwarderChain
+			WriteUInt32 (text_map.GetRVA (TextSegment.ImportHintNameTable) + 14);
+			WriteUInt32 (text_map.GetRVA (TextSegment.ImportAddressTable));
+			Advance (20);
+
+			// ImportLookupTable
+			WriteUInt32 (text_map.GetRVA (TextSegment.ImportHintNameTable));
+
+			// ImportHintNameTable
+			MoveToRVA (TextSegment.ImportHintNameTable);
+
+			WriteUInt16 (0);	// Hint
+			WriteBytes (GetRuntimeMain ());
+			WriteByte (0);
+			WriteBytes (GetSimpleString ("mscoree.dll"));
+			WriteUInt16 (0);
+		}
+
+		byte [] GetRuntimeMain ()
+		{
+			return module.Kind == ModuleKind.Dll || module.Kind == ModuleKind.NetModule
+				? GetSimpleString ("_CorDllMain")
+				: GetSimpleString ("_CorExeMain");
+		}
+
+		void WriteStartupStub ()
+		{
+			switch (module.Architecture) {
+			case TargetArchitecture.I386:
+				WriteUInt16 (0x25ff);
+				WriteUInt32 ((uint) image_base + text_map.GetRVA (TextSegment.ImportAddressTable));
+				return;
+			case TargetArchitecture.AMD64:
+				WriteUInt16 (0xa148);
+				WriteUInt32 ((uint) image_base + text_map.GetRVA (TextSegment.ImportAddressTable));
+				WriteUInt16 (0xe0ff);
+				return;
+			case TargetArchitecture.IA64:
+				WriteBytes (new byte [] {
+					0x0b, 0x48, 0x00, 0x02, 0x18, 0x10, 0xa0, 0x40, 0x24, 0x30, 0x28, 0x00, 0x00, 0x00, 0x04, 0x00,
+					0x10, 0x08, 0x00, 0x12, 0x18, 0x10, 0x60, 0x50, 0x04, 0x80, 0x03, 0x00, 0x60, 0x00, 0x80, 0x00
+				});
+				WriteUInt32 ((uint) image_base + text_map.GetRVA (TextSegment.StartupStub));
+				WriteUInt32 ((uint) image_base + text_rva);
+				return;
+			}
+		}
+
+		void WriteRsrc ()
+		{
+			MoveTo (rsrc.PointerToRawData);
+			WriteBuffer (win32_resources);
+		}
+
+		void WriteReloc ()
+		{
+			MoveTo (reloc.PointerToRawData);
+
+			var reloc_rva = text_map.GetRVA (TextSegment.StartupStub);
+			reloc_rva += module.Architecture == TargetArchitecture.IA64 ? 0x20u : 2;
+			var page_rva = reloc_rva & ~0xfffu;
+
+			WriteUInt32 (page_rva);	// PageRVA
+			WriteUInt32 (0x000c);	// Block Size
+
+			switch (module.Architecture) {
+			case TargetArchitecture.I386:
+				WriteUInt32 (0x3000 + reloc_rva - page_rva);
+				break;
+			case TargetArchitecture.AMD64:
+				WriteUInt32 (0xa000 + reloc_rva - page_rva);
+				break;
+			case TargetArchitecture.IA64:
+				WriteUInt16 ((ushort) (0xa000 + reloc_rva - page_rva));
+				WriteUInt16 ((ushort) (0xa000 + reloc_rva - page_rva + 8));
+				break;
+			}
+
+			WriteBytes (new byte [file_alignment - reloc.VirtualSize]);
+		}
+
+		public void WriteImage ()
+		{
+			WriteDOSHeader ();
+			WritePEFileHeader ();
+			WriteOptionalHeaders ();
+			WriteSectionHeaders ();
+			WriteText ();
+			if (rsrc != null)
+				WriteRsrc ();
+			WriteReloc ();
+		}
+
+		TextMap BuildTextMap ()
+		{
+			var map = metadata.text_map;
+
+			map.AddMap (TextSegment.Code, metadata.code.length, !pe64 ? 4 : 16);
+			map.AddMap (TextSegment.Resources, metadata.resources.length, 8);
+			map.AddMap (TextSegment.Data, metadata.data.length, 4);
+			if (metadata.data.length > 0)
+				metadata.table_heap.FixupData (map.GetRVA (TextSegment.Data));
+			map.AddMap (TextSegment.StrongNameSignature, GetStrongNameLength (), 4);
+
+			map.AddMap (TextSegment.MetadataHeader, GetMetadataHeaderLength ());
+			map.AddMap (TextSegment.TableHeap, metadata.table_heap.length, 4);
+			map.AddMap (TextSegment.StringHeap, metadata.string_heap.length, 4);
+			map.AddMap (TextSegment.UserStringHeap, metadata.user_string_heap.IsEmpty ? 0 : metadata.user_string_heap.length, 4);
+			map.AddMap (TextSegment.GuidHeap, 16);
+			map.AddMap (TextSegment.BlobHeap, metadata.blob_heap.IsEmpty ? 0 : metadata.blob_heap.length, 4);
+
+			int debug_dir_len = 0;
+			if (!debug_data.IsNullOrEmpty ()) {
+				const int debug_dir_header_len = 28;
+
+				debug_directory.AddressOfRawData = (int) map.GetNextRVA (TextSegment.BlobHeap) + debug_dir_header_len;
+				debug_dir_len = debug_data.Length + debug_dir_header_len;
+			}
+
+			map.AddMap (TextSegment.DebugDirectory, debug_dir_len, 4);
+
+			RVA import_dir_rva = map.GetNextRVA (TextSegment.DebugDirectory);
+			RVA import_hnt_rva = import_dir_rva + (!pe64 ? 48u : 52u);
+			import_hnt_rva = (import_hnt_rva + 15u) & ~15u;
+			uint import_dir_len = (import_hnt_rva - import_dir_rva) + 27u;
+
+			RVA startup_stub_rva = import_dir_rva + import_dir_len;
+			startup_stub_rva = module.Architecture == TargetArchitecture.IA64
+				? (startup_stub_rva + 15u) & ~15u
+				: 2 + ((startup_stub_rva + 3u) & ~3u);
+
+			map.AddMap (TextSegment.ImportDirectory, new Range (import_dir_rva, import_dir_len));
+			map.AddMap (TextSegment.ImportHintNameTable, new Range (import_hnt_rva, 0));
+			map.AddMap (TextSegment.StartupStub, new Range (startup_stub_rva, GetStartupStubLength ()));
+
+			return map;
+		}
+
+		uint GetStartupStubLength ()
+		{
+			switch (module.Architecture) {
+			case TargetArchitecture.I386:
+				return 6;
+			case TargetArchitecture.AMD64:
+				return 12;
+			case TargetArchitecture.IA64:
+				return 48;
+			default:
+				throw new InvalidOperationException ();
+			}
+		}
+
+		int GetMetadataHeaderLength ()
+		{
+			return
+				// MetadataHeader
+				40
+				// #~ header
+				+ 12
+				// #Strings header
+				+ 20
+				// #US header
+				+ (metadata.user_string_heap.IsEmpty ? 0 : 12)
+				// #GUID header
+				+ 16
+				// #Blob header
+				+ (metadata.blob_heap.IsEmpty ? 0 : 16);
+		}
+
+		int GetStrongNameLength ()
+		{
+			if ((module.Attributes & ModuleAttributes.StrongNameSigned) == 0)
+				return 0;
+
+			if (module.Assembly == null)
+				throw new InvalidOperationException ();
+
+			var public_key = module.Assembly.Name.PublicKey;
+
+			if (public_key != null) {
+				// in fx 2.0 the key may be from 384 to 16384 bits
+				// so we must calculate the signature size based on
+				// the size of the public key (minus the 32 byte header)
+				int size = public_key.Length;
+				if (size > 32)
+					return size - 32;
+				// note: size == 16 for the ECMA "key" which is replaced
+				// by the runtime with a 1024 bits key (128 bytes)
+			}
+
+			return 128; // default strongname signature size
+		}
+
+		public DataDirectory GetStrongNameSignatureDirectory ()
+		{
+			return text_map.GetDataDirectory (TextSegment.StrongNameSignature);
+		}
+
+		public uint GetHeaderSize ()
+		{
+			return pe_header_size + (sections * section_header_size);
+		}
+
+		void PatchWin32Resources (ByteBuffer resources)
+		{
+			PatchResourceDirectoryTable (resources);
+		}
+
+		void PatchResourceDirectoryTable (ByteBuffer resources)
+		{
+			resources.Advance (12);
+
+			var entries = resources.ReadUInt16 () + resources.ReadUInt16 ();
+
+			for (int i = 0; i < entries; i++)
+				PatchResourceDirectoryEntry (resources);
+		}
+
+		void PatchResourceDirectoryEntry (ByteBuffer resources)
+		{
+			resources.Advance (4);
+			var child = resources.ReadUInt32 ();
+
+			var position = resources.position;
+			resources.position = (int) child & 0x7fffffff;
+
+			if ((child & 0x80000000) != 0)
+				PatchResourceDirectoryTable (resources);
+			else
+				PatchResourceDataEntry (resources);
+
+			resources.position = position;
+		}
+
+		void PatchResourceDataEntry (ByteBuffer resources)
+		{
+			var old_rsrc = GetImageResourceSection ();
+			var rva = resources.ReadUInt32 ();
+			resources.position -= 4;
+			resources.WriteUInt32 (rva - old_rsrc.VirtualAddress + rsrc.VirtualAddress);
+		}
+	}
+}
+
+#endif

Mono.Cecil.PE/Section.cs

@@ -0,0 +1,43 @@
+//
+// Section.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil.PE {
+
+	sealed class Section {
+		public string Name;
+		public RVA VirtualAddress;
+		public uint VirtualSize;
+		public uint SizeOfRawData;
+		public uint PointerToRawData;
+		public byte [] Data;
+	}
+}

Mono.Cecil.PE/TextMap.cs

@@ -0,0 +1,129 @@
+//
+// TextMap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+#if !READ_ONLY
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil.PE {
+
+	enum TextSegment {
+		ImportAddressTable,
+		CLIHeader,
+		Code,
+		Resources,
+		Data,
+		StrongNameSignature,
+
+		// Metadata
+		MetadataHeader,
+		TableHeap,
+		StringHeap,
+		UserStringHeap,
+		GuidHeap,
+		BlobHeap,
+		// End Metadata
+
+		DebugDirectory,
+		ImportDirectory,
+		ImportHintNameTable,
+		StartupStub,
+	}
+
+	sealed class TextMap {
+
+		readonly Range [] map = new Range [16 /*Enum.GetValues (typeof (TextSegment)).Length*/];
+
+		public void AddMap (TextSegment segment, int length)
+		{
+			map [(int) segment] = new Range (GetStart (segment), (uint) length);
+		}
+
+		public void AddMap (TextSegment segment, int length, int align)
+		{
+			align--;
+
+			AddMap (segment, (length + align) & ~align);
+		}
+
+		public void AddMap (TextSegment segment, Range range)
+		{
+			map [(int) segment] = range;
+		}
+
+		public Range GetRange (TextSegment segment)
+		{
+			return map [(int) segment];
+		}
+
+		public DataDirectory GetDataDirectory (TextSegment segment)
+		{
+			var range = map [(int) segment];
+
+			return new DataDirectory (range.Length == 0 ? 0 : range.Start, range.Length);
+		}
+
+		public RVA GetRVA (TextSegment segment)
+		{
+			return map [(int) segment].Start;
+		}
+
+		public RVA GetNextRVA (TextSegment segment)
+		{
+			var i = (int) segment;
+			return map [i].Start + map [i].Length;
+		}
+
+		public int GetLength (TextSegment segment)
+		{
+			return (int) map [(int) segment].Length;
+		}
+
+		RVA GetStart (TextSegment segment)
+		{
+			var index = (int) segment;
+			return index == 0 ? ImageWriter.text_rva : ComputeStart (index);
+		}
+
+		RVA ComputeStart (int index)
+		{
+			index--;
+			return map [index].Start + map [index].Length;
+		}
+
+		public uint GetLength ()
+		{
+			var range = map [(int) TextSegment.StartupStub];
+			return range.Start - ImageWriter.text_rva + range.Length;
+		}
+	}
+}
+
+#endif

Mono.Cecil.csproj

@@ -0,0 +1,264 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">net_4_0_Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>9.0.30729</ProductVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{D68133BD-1E63-496E-9EDE-4FBDBF77B486}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Mono.Cecil</RootNamespace>
+    <AssemblyName>Mono.Cecil</AssemblyName>
+    <FileAlignment>512</FileAlignment>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>mono.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'net_2_0_Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\net_2_0_Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'net_2_0_Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\net_2_0_Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'net_3_5_Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\net_3_5_Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NET_3_5</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'net_3_5_Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\net_3_5_Release\</OutputPath>
+    <DefineConstants>TRACE;NET_3_5</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'net_4_0_Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\net_4_0_Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NET_3_5;NET_4_0</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'net_4_0_Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\net_4_0_Release\</OutputPath>
+    <DefineConstants>TRACE;NET_3_5;NET_4_0</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'silverlight_Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\silverlight_Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NET_3_5;NET_4_0;SILVERLIGHT</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkIdentifier>Silverlight</TargetFrameworkIdentifier>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'silverlight_Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\silverlight_Release\</OutputPath>
+    <DefineConstants>TRACE;NET_3_5;NET_4_0;SILVERLIGHT</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkIdentifier>Silverlight</TargetFrameworkIdentifier>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'winphone_Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\winphone_Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NET_3_5;NET_4_0;SILVERLIGHT;CF</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkProfile>WindowsPhone</TargetFrameworkProfile>
+    <TargetFrameworkIdentifier>Silverlight</TargetFrameworkIdentifier>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'winphone_Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\winphone_Release\</OutputPath>
+    <DefineConstants>TRACE;NET_3_5;NET_4_0;SILVERLIGHT;CF</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <TargetFrameworkProfile>WindowsPhone</TargetFrameworkProfile>
+    <TargetFrameworkIdentifier>Silverlight</TargetFrameworkIdentifier>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+  </PropertyGroup>
+  <ItemGroup Condition=" '$(TargetFrameworkVersion)' != 'v2.0' ">
+    <Reference Include="System.Core" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Mono.Cecil.Cil\Code.cs" />
+    <Compile Include="Mono.Cecil.Cil\CodeWriter.cs" />
+    <Compile Include="Mono.Cecil.Cil\CodeReader.cs" />
+    <Compile Include="Mono.Cecil.Cil\Document.cs" />
+    <Compile Include="Mono.Cecil.Cil\ExceptionHandler.cs" />
+    <Compile Include="Mono.Cecil.Cil\ILProcessor.cs" />
+    <Compile Include="Mono.Cecil.Cil\Instruction.cs" />
+    <Compile Include="Mono.Cecil.Cil\MethodBody.cs" />
+    <Compile Include="Mono.Cecil.Cil\OpCode.cs" />
+    <Compile Include="Mono.Cecil.Cil\OpCodes.cs" />
+    <Compile Include="Mono.Cecil.Cil\SequencePoint.cs" />
+    <Compile Include="Mono.Cecil.Cil\Symbols.cs" />
+    <Compile Include="Mono.Cecil.Cil\VariableDefinition.cs" />
+    <Compile Include="Mono.Cecil.Cil\VariableReference.cs" />
+    <Compile Include="Mono.Cecil.Metadata\BlobHeap.cs" />
+    <Compile Include="Mono.Cecil.Metadata\Buffers.cs" />
+    <Compile Include="Mono.Cecil.Metadata\CodedIndex.cs" />
+    <Compile Include="Mono.Cecil.Metadata\ElementType.cs" />
+    <Compile Include="Mono.Cecil.Metadata\GuidHeap.cs" />
+    <Compile Include="Mono.Cecil.Metadata\Heap.cs" />
+    <Compile Include="Mono.Cecil.Metadata\MetadataToken.cs" />
+    <Compile Include="Mono.Cecil.Metadata\Row.cs" />
+    <Compile Include="Mono.Cecil.Metadata\StringHeap.cs" />
+    <Compile Include="Mono.Cecil.Metadata\TableHeap.cs" />
+    <Compile Include="Mono.Cecil.Metadata\TokenType.cs" />
+    <Compile Include="Mono.Cecil.Metadata\UserStringHeap.cs" />
+    <Compile Include="Mono.Cecil.Metadata\Utilities.cs" />
+    <Compile Include="Mono.Cecil.PE\BinaryStreamReader.cs" />
+    <Compile Include="Mono.Cecil.PE\BinaryStreamWriter.cs" />
+    <Compile Include="Mono.Cecil.PE\ByteBufferEqualityComparer.cs" />
+    <Compile Include="Mono.Cecil.PE\ByteBuffer.cs" />
+    <Compile Include="Mono.Cecil.PE\DataDirectory.cs" />
+    <Compile Include="Mono.Cecil.PE\Image.cs" />
+    <Compile Include="Mono.Cecil.PE\ImageReader.cs" />
+    <Compile Include="Mono.Cecil.PE\ImageWriter.cs" />
+    <Compile Include="Mono.Cecil.PE\Section.cs" />
+    <Compile Include="Mono.Cecil.PE\TextMap.cs" />
+    <Compile Include="Mono.Cecil\ArrayType.cs" />
+    <Compile Include="Mono.Cecil\AssemblyDefinition.cs" />
+    <Compile Include="Mono.Cecil\AssemblyFlags.cs" />
+    <Compile Include="Mono.Cecil\AssemblyHashAlgorithm.cs" />
+    <Compile Include="Mono.Cecil\AssemblyInfo.cs" />
+    <Compile Include="Mono.Cecil\AssemblyLinkedResource.cs" />
+    <Compile Include="Mono.Cecil\AssemblyNameDefinition.cs" />
+    <Compile Include="Mono.Cecil\AssemblyNameReference.cs" />
+    <Compile Include="Mono.Cecil\AssemblyReader.cs" />
+    <Compile Include="Mono.Cecil\AssemblyWriter.cs" />
+    <Compile Include="Mono.Cecil\BaseAssemblyResolver.cs" />
+    <Compile Include="Mono.Cecil\CallSite.cs" />
+    <Compile Include="Mono.Cecil\TypeParser.cs" />
+    <Compile Include="Mono.Cecil\Import.cs" />
+    <Compile Include="Mono.Collections.Generic\Collection.cs" />
+    <Compile Include="Mono.Cecil\ExportedType.cs" />
+    <Compile Include="Mono.Cecil\SecurityDeclaration.cs" />
+    <Compile Include="Mono.Cecil\CustomAttribute.cs" />
+    <Compile Include="Mono.Cecil\DefaultAssemblyResolver.cs" />
+    <Compile Include="Mono.Cecil\FileAttributes.cs" />
+    <Compile Include="Mono.Cecil\FunctionPointerType.cs" />
+    <Compile Include="Mono.Cecil\GenericInstanceMethod.cs" />
+    <Compile Include="Mono.Cecil\GenericInstanceType.cs" />
+    <Compile Include="Mono.Cecil\GenericParameter.cs" />
+    <Compile Include="Mono.Cecil\GenericParameterAttributes.cs" />
+    <Compile Include="Mono.Cecil\IConstantProvider.cs" />
+    <Compile Include="Mono.Cecil\ICustomAttributeProvider.cs" />
+    <Compile Include="Mono.Cecil\IGenericInstance.cs" />
+    <Compile Include="Mono.Cecil\IGenericParameterProvider.cs" />
+    <Compile Include="Mono.Cecil\IMarshalInfoProvider.cs" />
+    <Compile Include="Mono.Cecil\MarshalInfo.cs" />
+    <Compile Include="Mono.Cecil\MetadataResolver.cs" />
+    <Compile Include="Mono.Cecil\Modifiers.cs" />
+    <Compile Include="Mono.Cecil\NativeType.cs" />
+    <Compile Include="Mono.Cecil\PinnedType.cs" />
+    <Compile Include="Mono.Cecil\MetadataSystem.cs" />
+    <Compile Include="Mono.Cecil\IMethodSignature.cs" />
+    <Compile Include="Mono.Cecil\ParameterDefinitionCollection.cs" />
+    <Compile Include="Mono.Cecil\EmbeddedResource.cs" />
+    <Compile Include="Mono.Cecil\EventAttributes.cs" />
+    <Compile Include="Mono.Cecil\EventDefinition.cs" />
+    <Compile Include="Mono.Cecil\EventReference.cs" />
+    <Compile Include="Mono.Cecil\FieldAttributes.cs" />
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+    <Compile Include="Mono.Cecil\FieldReference.cs" />
+    <Compile Include="Mono.Cecil\IMemberDefinition.cs" />
+    <Compile Include="Mono.Cecil\LinkedResource.cs" />
+    <Compile Include="Mono.Cecil\MemberReference.cs" />
+    <Compile Include="Mono.Cecil\MethodAttributes.cs" />
+    <Compile Include="Mono.Cecil\MethodCallingConvention.cs" />
+    <Compile Include="Mono.Cecil\MethodDefinition.cs" />
+    <Compile Include="Mono.Cecil\MethodImplAttributes.cs" />
+    <Compile Include="Mono.Cecil\MethodReference.cs" />
+    <Compile Include="Mono.Cecil\MethodReturnType.cs" />
+    <Compile Include="Mono.Cecil\MethodSemanticsAttributes.cs" />
+    <Compile Include="Mono.Cecil\MethodSpecification.cs" />
+    <Compile Include="Mono.Cecil\ParameterAttributes.cs" />
+    <Compile Include="Mono.Cecil\ParameterDefinition.cs" />
+    <Compile Include="Mono.Cecil\ParameterReference.cs" />
+    <Compile Include="Mono.Cecil\PInvokeAttributes.cs" />
+    <Compile Include="Mono.Cecil\PInvokeInfo.cs" />
+    <Compile Include="Mono.Cecil\PointerType.cs" />
+    <Compile Include="Mono.Cecil\PropertyAttributes.cs" />
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+    <Compile Include="Mono.Cecil\PropertyReference.cs" />
+    <Compile Include="Mono.Cecil\ReferenceType.cs" />
+    <Compile Include="Mono.Cecil\IMetadataScope.cs" />
+    <Compile Include="Mono.Cecil\IMetadataTokenProvider.cs" />
+    <Compile Include="Mono.Cecil\ManifestResourceAttributes.cs" />
+    <Compile Include="Mono.Cecil\ModuleReference.cs" />
+    <Compile Include="Mono.Cecil\MemberDefinitionCollection.cs" />
+    <Compile Include="Mono.Cecil\ModuleDefinition.cs" />
+    <Compile Include="Mono.Cecil\ModuleKind.cs" />
+    <Compile Include="Mono.Cecil\Resource.cs" />
+    <Compile Include="Mono.Cecil\SentinelType.cs" />
+    <Compile Include="Mono.Cecil\TargetRuntime.cs" />
+    <Compile Include="Mono.Cecil\TypeAttributes.cs" />
+    <Compile Include="Mono.Cecil\TypeDefinition.cs" />
+    <Compile Include="Mono.Cecil\TypeDefinitionCollection.cs" />
+    <Compile Include="Mono.Cecil\TypeReference.cs" />
+    <Compile Include="Mono.Cecil\TypeSpecification.cs" />
+    <Compile Include="Mono.Cecil\TypeSystem.cs" />
+    <Compile Include="Mono.Cecil\VariantType.cs" />
+    <Compile Include="Mono.Collections.Generic\ReadOnlyCollection.cs" />
+    <Compile Include="Mono.Security.Cryptography\CryptoConvert.cs" />
+    <Compile Include="Mono.Security.Cryptography\CryptoService.cs" />
+    <Compile Include="System.Runtime.CompilerServices\ExtensionAttribute.cs" />
+    <Compile Include="Mono\Actions.cs" />
+    <Compile Include="Mono\Empty.cs" />
+    <Compile Include="Mono\Funcs.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="NOTES.txt" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="mono.snk" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

Mono.Cecil.nunit

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+<NUnitProject>
+  <Settings activeconfig="Default" />
+  <Config name="Default" binpathtype="Auto">
+    <assembly path="Test\bin\net_4_0_Debug\Mono.Cecil.Tests.dll" />
+    <assembly path="rocks\Test\bin\net_4_0_Debug\Mono.Cecil.Rocks.Tests.dll" />
+    <assembly path="symbols\mdb\Test\bin\net_4_0_Debug\Mono.Cecil.Mdb.Tests.dll" />
+    <assembly path="symbols\pdb\Test\bin\net_4_0_Debug\Mono.Cecil.Pdb.Tests.dll" />
+  </Config>
+</NUnitProject>

Mono.Cecil.sln

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+EndProject
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+EndProject
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+EndProject
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+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_2_0_Debug|Any CPU.Build.0 = net_2_0_Debug|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_2_0_Release|Any CPU.ActiveCfg = net_2_0_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_2_0_Release|Any CPU.Build.0 = net_2_0_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_3_5_Debug|Any CPU.ActiveCfg = net_3_5_Debug|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_3_5_Debug|Any CPU.Build.0 = net_3_5_Debug|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_3_5_Release|Any CPU.ActiveCfg = net_3_5_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_3_5_Release|Any CPU.Build.0 = net_3_5_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_4_0_Debug|Any CPU.ActiveCfg = net_4_0_Debug|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_4_0_Debug|Any CPU.Build.0 = net_4_0_Debug|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_4_0_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.net_4_0_Release|Any CPU.Build.0 = net_4_0_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.silverlight_Debug|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.silverlight_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.winphone_Debug|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA}.winphone_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_2_0_Debug|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_2_0_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_3_5_Debug|Any CPU.ActiveCfg = net_3_5_Debug|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_3_5_Debug|Any CPU.Build.0 = net_3_5_Debug|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_3_5_Release|Any CPU.ActiveCfg = net_3_5_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_3_5_Release|Any CPU.Build.0 = net_3_5_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_4_0_Debug|Any CPU.ActiveCfg = net_4_0_Debug|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_4_0_Debug|Any CPU.Build.0 = net_4_0_Debug|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_4_0_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.net_4_0_Release|Any CPU.Build.0 = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.silverlight_Debug|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.silverlight_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.winphone_Debug|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52}.winphone_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_2_0_Debug|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_2_0_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_3_5_Debug|Any CPU.ActiveCfg = net_3_5_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_3_5_Debug|Any CPU.Build.0 = net_3_5_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_3_5_Release|Any CPU.ActiveCfg = net_3_5_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_3_5_Release|Any CPU.Build.0 = net_3_5_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_4_0_Debug|Any CPU.ActiveCfg = net_4_0_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_4_0_Debug|Any CPU.Build.0 = net_4_0_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_4_0_Release|Any CPU.ActiveCfg = net_4_0_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.net_4_0_Release|Any CPU.Build.0 = net_4_0_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.silverlight_Debug|Any CPU.ActiveCfg = silverlight_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.silverlight_Debug|Any CPU.Build.0 = silverlight_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.silverlight_Release|Any CPU.ActiveCfg = silverlight_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.silverlight_Release|Any CPU.Build.0 = silverlight_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.winphone_Debug|Any CPU.ActiveCfg = winphone_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.winphone_Debug|Any CPU.Build.0 = winphone_Debug|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.winphone_Release|Any CPU.ActiveCfg = winphone_Release|Any CPU
+		{FBC6DD59-D09D-499C-B03C-99C1C78FF2AC}.winphone_Release|Any CPU.Build.0 = winphone_Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{A47B1F49-A81A-43E8-BE6B-DD28AF2C4055} = {74E5ECE0-06B4-401C-AEBA-E8DD53E17943}
+		{AC71DF9C-99FA-4A63-990A-66C8010355A6} = {74E5ECE0-06B4-401C-AEBA-E8DD53E17943}
+		{29300103-CB76-4A1D-B6FD-FFD91C1EC8AA} = {74E5ECE0-06B4-401C-AEBA-E8DD53E17943}
+		{C6CFD7E1-B855-44DC-B4CE-9CD72984AF52} = {74E5ECE0-06B4-401C-AEBA-E8DD53E17943}
+		{8559DD7F-A16F-46D0-A05A-9139FAEBA8FD} = {929D5B3B-E29A-40CC-93D8-0FF43A6F9FA1}
+		{63E6915C-7EA4-4D76-AB28-0D7191EEA626} = {929D5B3B-E29A-40CC-93D8-0FF43A6F9FA1}
+	EndGlobalSection
+EndGlobal

Mono.Cecil/ArrayType.cs

@@ -0,0 +1,159 @@
+//
+// ArrayType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Text;
+using Mono.Collections.Generic;
+using MD = Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	public struct ArrayDimension {
+
+		int? lower_bound;
+		int? upper_bound;
+
+		public int? LowerBound {
+			get { return lower_bound; }
+			set { lower_bound = value; }
+		}
+
+		public int? UpperBound {
+			get { return upper_bound; }
+			set { upper_bound = value; }
+		}
+
+		public bool IsSized {
+			get { return lower_bound.HasValue || upper_bound.HasValue; }
+		}
+
+		public ArrayDimension (int? lowerBound, int? upperBound)
+		{
+			this.lower_bound = lowerBound;
+			this.upper_bound = upperBound;
+		}
+
+		public override string ToString ()
+		{
+			return !IsSized
+				? string.Empty
+				: lower_bound + "..." + upper_bound;
+		}
+	}
+
+	public sealed class ArrayType : TypeSpecification {
+
+		Collection<ArrayDimension> dimensions;
+
+		public Collection<ArrayDimension> Dimensions {
+			get {
+				if (dimensions != null)
+					return dimensions;
+
+				dimensions = new Collection<ArrayDimension> ();
+				dimensions.Add (new ArrayDimension ());
+				return dimensions;
+			}
+		}
+
+		public int Rank {
+			get { return dimensions == null ? 1 : dimensions.Count; }
+		}
+
+		public bool IsVector {
+			get {
+				if (dimensions == null)
+					return true;
+
+				if (dimensions.Count > 1)
+					return false;
+
+				var dimension = dimensions [0];
+
+				return !dimension.IsSized;
+			}
+		}
+
+		public override bool IsValueType {
+			get { return false; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override string Name {
+			get { return base.Name + Suffix; }
+		}
+
+		public override string FullName {
+			get { return base.FullName + Suffix; }
+		}
+
+		string Suffix {
+			get {
+				if (IsVector)
+					return "[]";
+
+				var suffix = new StringBuilder ();
+				suffix.Append ("[");
+				for (int i = 0; i < dimensions.Count; i++) {
+					if (i > 0)
+						suffix.Append (",");
+
+					suffix.Append (dimensions [i].ToString ());
+				}
+				suffix.Append ("]");
+
+				return suffix.ToString ();
+			}
+		}
+
+		public override bool IsArray {
+			get { return true; }
+		}
+
+		public ArrayType (TypeReference type)
+			: base (type)
+		{
+			Mixin.CheckType (type);
+			this.etype = MD.ElementType.Array;
+		}
+
+		public ArrayType (TypeReference type, int rank)
+			: this (type)
+		{
+			Mixin.CheckType (type);
+
+			if (rank == 1)
+				return;
+
+			dimensions = new Collection<ArrayDimension> (rank);
+			for (int i = 0; i < rank; i++)
+				dimensions.Add (new ArrayDimension ());
+			this.etype = MD.ElementType.Array;
+		}
+	}
+}

Mono.Cecil/AssemblyDefinition.cs

@@ -0,0 +1,189 @@
+//
+// AssemblyDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public sealed class AssemblyDefinition : ICustomAttributeProvider, ISecurityDeclarationProvider {
+
+		AssemblyNameDefinition name;
+
+		internal ModuleDefinition main_module;
+		Collection<ModuleDefinition> modules;
+		Collection<CustomAttribute> custom_attributes;
+		Collection<SecurityDeclaration> security_declarations;
+
+		public AssemblyNameDefinition Name {
+			get { return name; }
+			set { name = value; }
+		}
+
+		public string FullName {
+			get { return name != null ? name.FullName : string.Empty; }
+		}
+
+		public MetadataToken MetadataToken {
+			get { return new MetadataToken (TokenType.Assembly, 1); }
+			set { }
+		}
+
+		public Collection<ModuleDefinition> Modules {
+			get {
+				if (modules != null)
+					return modules;
+
+				if (main_module.HasImage)
+					return modules = main_module.Read (this, (_, reader) => reader.ReadModules ());
+
+				return modules = new Collection<ModuleDefinition> { main_module };
+			}
+		}
+
+		public ModuleDefinition MainModule {
+			get { return main_module; }
+		}
+
+		public MethodDefinition EntryPoint {
+			get { return main_module.EntryPoint; }
+			set { main_module.EntryPoint = value; }
+		}
+
+		public bool HasCustomAttributes {
+			get {
+				if (custom_attributes != null)
+					return custom_attributes.Count > 0;
+
+				return this.GetHasCustomAttributes (main_module);
+			}
+		}
+
+		public Collection<CustomAttribute> CustomAttributes {
+			get { return custom_attributes ?? (custom_attributes = this.GetCustomAttributes (main_module)); }
+		}
+
+		public bool HasSecurityDeclarations {
+			get {
+				if (security_declarations != null)
+					return security_declarations.Count > 0;
+
+				return this.GetHasSecurityDeclarations (main_module);
+			}
+		}
+
+		public Collection<SecurityDeclaration> SecurityDeclarations {
+			get { return security_declarations ?? (security_declarations = this.GetSecurityDeclarations (main_module)); }
+		}
+
+		internal AssemblyDefinition ()
+		{
+		}
+
+#if !READ_ONLY
+		public static AssemblyDefinition CreateAssembly (AssemblyNameDefinition assemblyName, string moduleName, ModuleKind kind)
+		{
+			return CreateAssembly (assemblyName, moduleName, new ModuleParameters { Kind = kind });
+		}
+
+		public static AssemblyDefinition CreateAssembly (AssemblyNameDefinition assemblyName, string moduleName, ModuleParameters parameters)
+		{
+			if (assemblyName == null)
+				throw new ArgumentNullException ("assemblyName");
+			if (moduleName == null)
+				throw new ArgumentNullException ("moduleName");
+			Mixin.CheckParameters (parameters);
+			if (parameters.Kind == ModuleKind.NetModule)
+				throw new ArgumentException ("kind");
+
+			var assembly = ModuleDefinition.CreateModule (moduleName, parameters).Assembly;
+			assembly.Name = assemblyName;
+
+			return assembly;
+		}
+#endif
+
+		public static AssemblyDefinition ReadAssembly (string fileName)
+		{
+			return ReadAssembly (ModuleDefinition.ReadModule (fileName));
+		}
+
+		public static AssemblyDefinition ReadAssembly (string fileName, ReaderParameters parameters)
+		{
+			return ReadAssembly (ModuleDefinition.ReadModule (fileName, parameters));
+		}
+
+		public static AssemblyDefinition ReadAssembly (Stream stream)
+		{
+			return ReadAssembly (ModuleDefinition.ReadModule (stream));
+		}
+
+		public static AssemblyDefinition ReadAssembly (Stream stream, ReaderParameters parameters)
+		{
+			return ReadAssembly (ModuleDefinition.ReadModule (stream, parameters));
+		}
+
+		static AssemblyDefinition ReadAssembly (ModuleDefinition module)
+		{
+			var assembly = module.Assembly;
+			if (assembly == null)
+				throw new ArgumentException ();
+
+			return assembly;
+		}
+
+#if !READ_ONLY
+		public void Write (string fileName)
+		{
+			Write (fileName, new WriterParameters ());
+		}
+
+		public void Write (Stream stream)
+		{
+			Write (stream, new WriterParameters ());
+		}
+
+		public void Write (string fileName, WriterParameters parameters)
+		{
+			main_module.Write (fileName, parameters);
+		}
+
+		public void Write (Stream stream, WriterParameters parameters)
+		{
+			main_module.Write (stream, parameters);
+		}
+#endif
+
+		public override string ToString ()
+		{
+			return this.FullName;
+		}
+	}
+}

Mono.Cecil/AssemblyFlags.cs

@@ -0,0 +1,41 @@
+//
+// AssemblyFlags.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum AssemblyAttributes : uint {
+		PublicKey					 	= 0x0001,
+		SideBySideCompatible			= 0x0000,
+		Retargetable					= 0x0100,
+		DisableJITCompileOptimizer		= 0x4000,
+		EnableJITCompileTracking		= 0x8000,
+	}
+}

Mono.Cecil/AssemblyHashAlgorithm.cs

@@ -0,0 +1,36 @@
+//
+// AssemblyHashAlgorithm.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public enum AssemblyHashAlgorithm : uint {
+		None		= 0x0000,
+		Reserved	= 0x8003,	// MD5
+		SHA1		= 0x8004
+	}
+}

Mono.Cecil/AssemblyInfo.cs

@@ -0,0 +1,49 @@
+//
+// AssemblyInfo.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+[assembly: AssemblyTitle ("Mono.Cecil")]
+[assembly: AssemblyProduct ("Mono.Cecil")]
+[assembly: AssemblyCopyright ("Copyright © 2008 - 2010 Jb Evain")]
+
+[assembly: ComVisible (false)]
+
+[assembly: Guid ("fd225bb4-fa53-44b2-a6db-85f5e48dcb54")]
+
+[assembly: AssemblyVersion ("0.9.4.0")]
+#if !CF
+[assembly: AssemblyFileVersion ("0.9.4.0")]
+#endif
+
+[assembly: InternalsVisibleTo ("Mono.Cecil.Pdb, PublicKey=002400000480000094000000060200000024000052534131000400000100010079159977d2d03a8e6bea7a2e74e8d1afcc93e8851974952bb480a12c9134474d04062447c37e0e68c080536fcf3c3fbe2ff9c979ce998475e506e8ce82dd5b0f350dc10e93bf2eeecf874b24770c5081dbea7447fddafa277b22de47d6ffea449674a4f9fccf84d15069089380284dbdd35f46cdff12a1bd78e4ef0065d016df")]
+[assembly: InternalsVisibleTo ("Mono.Cecil.Mdb, PublicKey=002400000480000094000000060200000024000052534131000400000100010079159977d2d03a8e6bea7a2e74e8d1afcc93e8851974952bb480a12c9134474d04062447c37e0e68c080536fcf3c3fbe2ff9c979ce998475e506e8ce82dd5b0f350dc10e93bf2eeecf874b24770c5081dbea7447fddafa277b22de47d6ffea449674a4f9fccf84d15069089380284dbdd35f46cdff12a1bd78e4ef0065d016df")]
+[assembly: InternalsVisibleTo ("Mono.Cecil.Rocks, PublicKey=002400000480000094000000060200000024000052534131000400000100010079159977d2d03a8e6bea7a2e74e8d1afcc93e8851974952bb480a12c9134474d04062447c37e0e68c080536fcf3c3fbe2ff9c979ce998475e506e8ce82dd5b0f350dc10e93bf2eeecf874b24770c5081dbea7447fddafa277b22de47d6ffea449674a4f9fccf84d15069089380284dbdd35f46cdff12a1bd78e4ef0065d016df")]
+[assembly: InternalsVisibleTo ("Mono.Cecil.Tests, PublicKey=002400000480000094000000060200000024000052534131000400000100010079159977d2d03a8e6bea7a2e74e8d1afcc93e8851974952bb480a12c9134474d04062447c37e0e68c080536fcf3c3fbe2ff9c979ce998475e506e8ce82dd5b0f350dc10e93bf2eeecf874b24770c5081dbea7447fddafa277b22de47d6ffea449674a4f9fccf84d15069089380284dbdd35f46cdff12a1bd78e4ef0065d016df")]

Mono.Cecil/AssemblyLinkedResource.cs

@@ -0,0 +1,57 @@
+//
+// AssemblyLinkedResource.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	public sealed class AssemblyLinkedResource : Resource {
+
+		AssemblyNameReference reference;
+
+		public AssemblyNameReference Assembly {
+			get { return reference; }
+			set { reference = value; }
+		}
+
+		public override ResourceType ResourceType {
+			get { return ResourceType.AssemblyLinked; }
+		}
+
+		public AssemblyLinkedResource (string name, ManifestResourceAttributes flags)
+			: base (name, flags)
+		{
+		}
+
+		public AssemblyLinkedResource (string name, ManifestResourceAttributes flags, AssemblyNameReference reference)
+			: base (name, flags)
+		{
+			this.reference = reference;
+		}
+	}
+}

Mono.Cecil/AssemblyNameDefinition.cs

@@ -0,0 +1,50 @@
+//
+// AssemblyNameDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	public sealed class AssemblyNameDefinition : AssemblyNameReference {
+
+		public override byte [] Hash {
+			get { return Empty<byte>.Array; }
+		}
+
+		internal AssemblyNameDefinition ()
+		{
+			this.token = new MetadataToken (TokenType.Assembly, 1);
+		}
+
+		public AssemblyNameDefinition (string name, Version version)
+			: base (name, version)
+		{
+			this.token = new MetadataToken (TokenType.Assembly, 1);
+		}
+	}
+}

Mono.Cecil/AssemblyNameReference.cs

@@ -0,0 +1,263 @@
+//
+// AssemblyNameReference.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Globalization;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace Mono.Cecil {
+
+	public class AssemblyNameReference : IMetadataScope {
+
+		string name;
+		string culture;
+		Version version;
+		uint attributes;
+		byte [] public_key;
+		byte [] public_key_token;
+		AssemblyHashAlgorithm hash_algorithm;
+		byte [] hash;
+
+		internal MetadataToken token;
+
+		string full_name;
+
+		public string Name {
+			get { return name; }
+			set {
+				name = value;
+				full_name = null;
+			}
+		}
+
+		public string Culture {
+			get { return culture; }
+			set {
+				culture = value;
+				full_name = null;
+			}
+		}
+
+		public Version Version {
+			get { return version; }
+			set {
+				 version = value;
+				 full_name = null;
+			}
+		}
+
+		public AssemblyAttributes Attributes {
+			get { return (AssemblyAttributes) attributes; }
+			set { attributes = (uint) value; }
+		}
+
+		public bool HasPublicKey {
+			get { return attributes.GetAttributes ((uint) AssemblyAttributes.PublicKey); }
+			set { attributes = attributes.SetAttributes ((uint) AssemblyAttributes.PublicKey, value); }
+		}
+
+		public bool IsSideBySideCompatible {
+			get { return attributes.GetAttributes ((uint) AssemblyAttributes.SideBySideCompatible); }
+			set { attributes = attributes.SetAttributes ((uint) AssemblyAttributes.SideBySideCompatible, value); }
+		}
+
+		public bool IsRetargetable {
+			get { return attributes.GetAttributes ((uint) AssemblyAttributes.Retargetable); }
+			set { attributes = attributes.SetAttributes ((uint) AssemblyAttributes.Retargetable, value); }
+		}
+
+		public byte [] PublicKey {
+			get { return public_key; }
+			set {
+				public_key = value;
+				HasPublicKey = !public_key.IsNullOrEmpty ();
+				public_key_token = Empty<byte>.Array;
+				full_name = null;
+			}
+		}
+
+		public byte [] PublicKeyToken {
+			get {
+				if (public_key_token.IsNullOrEmpty () && !public_key.IsNullOrEmpty ()) {
+					var hash = HashPublicKey ();
+					// we need the last 8 bytes in reverse order
+					public_key_token = new byte [8];
+					Array.Copy (hash, (hash.Length - 8), public_key_token, 0, 8);
+					Array.Reverse (public_key_token, 0, 8);
+				}
+				return public_key_token;
+			}
+			set {
+				public_key_token = value;
+				full_name = null;
+			}
+		}
+
+		byte [] HashPublicKey ()
+		{
+			HashAlgorithm algorithm;
+
+			switch (hash_algorithm) {
+			case AssemblyHashAlgorithm.Reserved:
+#if SILVERLIGHT
+				throw new NotSupportedException ();
+#else
+				algorithm = MD5.Create ();
+				break;
+#endif
+			default:
+				// None default to SHA1
+#if SILVERLIGHT
+				algorithm = new SHA1Managed ();
+				break;
+#else
+				algorithm = SHA1.Create ();
+				break;
+#endif
+			}
+
+			using (algorithm)
+				return algorithm.ComputeHash (public_key);
+		}
+
+		public virtual MetadataScopeType MetadataScopeType {
+			get { return MetadataScopeType.AssemblyNameReference; }
+		}
+
+		public string FullName {
+			get {
+				if (full_name != null)
+					return full_name;
+
+				const string sep = ", ";
+
+				var builder = new StringBuilder ();
+				builder.Append (name);
+				if (version != null) {
+					builder.Append (sep);
+					builder.Append ("Version=");
+					builder.Append (version.ToString ());
+				}
+				builder.Append (sep);
+				builder.Append ("Culture=");
+				builder.Append (string.IsNullOrEmpty (culture) ? "neutral" : culture);
+				builder.Append (sep);
+				builder.Append ("PublicKeyToken=");
+
+				if (this.PublicKeyToken != null && public_key_token.Length > 0) {
+					for (int i = 0 ; i < public_key_token.Length ; i++) {
+						builder.Append (public_key_token [i].ToString ("x2"));
+					}
+				} else
+					builder.Append ("null");
+
+				return full_name = builder.ToString ();
+			}
+		}
+
+		public static AssemblyNameReference Parse (string fullName)
+		{
+			if (fullName == null)
+				throw new ArgumentNullException ("fullName");
+			if (fullName.Length == 0)
+				throw new ArgumentException ("Name can not be empty");
+
+			var name = new AssemblyNameReference ();
+			var tokens = fullName.Split (',');
+			for (int i = 0; i < tokens.Length; i++) {
+				var token = tokens [i].Trim ();
+
+				if (i == 0) {
+					name.Name = token;
+					continue;
+				}
+
+				var parts = token.Split ('=');
+				if (parts.Length != 2)
+					throw new ArgumentException ("Malformed name");
+
+				switch (parts [0]) {
+				case "Version":
+					name.Version = new Version (parts [1]);
+					break;
+				case "Culture":
+					name.Culture = parts [1];
+					break;
+				case "PublicKeyToken":
+					string pk_token = parts [1];
+					if (pk_token == "null")
+						break;
+
+					name.PublicKeyToken = new byte [pk_token.Length / 2];
+					for (int j = 0; j < name.PublicKeyToken.Length; j++) {
+						name.PublicKeyToken [j] = Byte.Parse (pk_token.Substring (j * 2, 2), NumberStyles.HexNumber);
+					}
+					break;
+				}
+			}
+
+			return name;
+		}
+
+		public AssemblyHashAlgorithm HashAlgorithm {
+			get { return hash_algorithm; }
+			set { hash_algorithm = value; }
+		}
+
+		public virtual byte [] Hash {
+			get { return hash; }
+			set { hash = value; }
+		}
+
+		public MetadataToken MetadataToken {
+			get { return token; }
+			set { token = value; }
+		}
+
+		internal AssemblyNameReference ()
+		{
+		}
+
+		public AssemblyNameReference (string name, Version version)
+		{
+			if (name == null)
+				throw new ArgumentNullException ("name");
+
+			this.name = name;
+			this.version = version;
+			this.hash_algorithm = AssemblyHashAlgorithm.None;
+			this.token = new MetadataToken (TokenType.AssemblyRef);
+		}
+
+		public override string ToString ()
+		{
+			return this.FullName;
+		}
+	}
+}

Mono.Cecil/BaseAssemblyResolver.cs

@@ -0,0 +1,336 @@
+//
+// BaseAssemblyResolver.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public delegate AssemblyDefinition AssemblyResolveEventHandler (object sender, AssemblyNameReference reference);
+
+	public sealed class AssemblyResolveEventArgs : EventArgs {
+
+		readonly AssemblyNameReference reference;
+
+		public AssemblyNameReference AssemblyReference {
+			get { return reference; }
+		}
+
+		public AssemblyResolveEventArgs (AssemblyNameReference reference)
+		{
+			this.reference = reference;
+		}
+	}
+
+	public abstract class BaseAssemblyResolver : IAssemblyResolver {
+
+		static readonly bool on_mono = Type.GetType ("Mono.Runtime") != null;
+
+		readonly Collection<string> directories;
+
+#if !SILVERLIGHT && !CF
+		Collection<string> gac_paths;
+#endif
+
+		public void AddSearchDirectory (string directory)
+		{
+			directories.Add (directory);
+		}
+
+		public void RemoveSearchDirectory (string directory)
+		{
+			directories.Remove (directory);
+		}
+
+		public string [] GetSearchDirectories ()
+		{
+			var directories = new string [this.directories.size];
+			Array.Copy (this.directories.items, directories, directories.Length);
+			return directories;
+		}
+
+		public virtual AssemblyDefinition Resolve (string fullName)
+		{
+			return Resolve (fullName, new ReaderParameters ());
+		}
+
+		public virtual AssemblyDefinition Resolve (string fullName, ReaderParameters parameters)
+		{
+			if (fullName == null)
+				throw new ArgumentNullException ("fullName");
+
+			return Resolve (AssemblyNameReference.Parse (fullName), parameters);
+		}
+
+		public event AssemblyResolveEventHandler ResolveFailure;
+
+		protected BaseAssemblyResolver ()
+		{
+			directories = new Collection<string> (2) { ".", "bin" };
+		}
+
+		AssemblyDefinition GetAssembly (string file, ReaderParameters parameters)
+		{
+			if (parameters.AssemblyResolver == null)
+				parameters.AssemblyResolver = this;
+
+			return ModuleDefinition.ReadModule (file, parameters).Assembly;
+		}
+
+		public virtual AssemblyDefinition Resolve (AssemblyNameReference name)
+		{
+			return Resolve (name, new ReaderParameters ());
+		}
+
+		public virtual AssemblyDefinition Resolve (AssemblyNameReference name, ReaderParameters parameters)
+		{
+			if (name == null)
+				throw new ArgumentNullException ("name");
+			if (parameters == null)
+				parameters = new ReaderParameters ();
+
+			var assembly = SearchDirectory (name, directories, parameters);
+			if (assembly != null)
+				return assembly;
+
+#if !SILVERLIGHT && !CF
+			var framework_dir = Path.GetDirectoryName (typeof (object).Module.FullyQualifiedName);
+
+			if (IsZero (name.Version)) {
+				assembly = SearchDirectory (name, new [] { framework_dir }, parameters);
+				if (assembly != null)
+					return assembly;
+			}
+
+			if (name.Name == "mscorlib") {
+				assembly = GetCorlib (name, parameters);
+				if (assembly != null)
+					return assembly;
+			}
+
+			assembly = GetAssemblyInGac (name, parameters);
+			if (assembly != null)
+				return assembly;
+
+			assembly = SearchDirectory (name, new [] { framework_dir }, parameters);
+			if (assembly != null)
+				return assembly;
+#endif
+
+			if (ResolveFailure != null) {
+				assembly = ResolveFailure (this, name);
+				if (assembly != null)
+					return assembly;
+			}
+
+			throw new FileNotFoundException ("Could not resolve: " + name);
+		}
+
+		AssemblyDefinition SearchDirectory (AssemblyNameReference name, IEnumerable<string> directories, ReaderParameters parameters)
+		{
+			var extensions = new [] { ".exe", ".dll" };
+			foreach (var directory in directories) {
+				foreach (var extension in extensions) {
+					string file = Path.Combine (directory, name.Name + extension);
+					if (File.Exists (file))
+						return GetAssembly (file, parameters);
+				}
+			}
+
+			return null;
+		}
+
+		static bool IsZero (Version version)
+		{
+			return version == null || (version.Major == 0 && version.Minor == 0 && version.Build == 0 && version.Revision == 0);
+		}
+
+#if !SILVERLIGHT && !CF
+		AssemblyDefinition GetCorlib (AssemblyNameReference reference, ReaderParameters parameters)
+		{
+			var version = reference.Version;
+			var corlib = typeof (object).Assembly.GetName ();
+
+			if (corlib.Version == version || IsZero (version))
+				return GetAssembly (typeof (object).Module.FullyQualifiedName, parameters);
+
+			var path = Directory.GetParent (
+				Directory.GetParent (
+					typeof (object).Module.FullyQualifiedName).FullName
+				).FullName;
+
+			if (on_mono) {
+				if (version.Major == 1)
+					path = Path.Combine (path, "1.0");
+				else if (version.Major == 2) {
+					if (version.MajorRevision == 5)
+						path = Path.Combine (path, "2.1");
+					else
+						path = Path.Combine (path, "2.0");
+				} else if (version.Major == 4)
+					path = Path.Combine (path, "4.0");
+				else
+					throw new NotSupportedException ("Version not supported: " + version);
+			} else {
+				switch (version.Major) {
+				case 1:
+					if (version.MajorRevision == 3300)
+						path = Path.Combine (path, "v1.0.3705");
+					else
+						path = Path.Combine (path, "v1.0.5000.0");
+					break;
+				case 2:
+					path = Path.Combine (path, "v2.0.50727");
+					break;
+				case 4:
+					path = Path.Combine (path, "v4.0.30319");
+					break;
+				default:
+					throw new NotSupportedException ("Version not supported: " + version);
+				}
+			}
+
+			var file = Path.Combine (path, "mscorlib.dll");
+			if (File.Exists (file))
+				return GetAssembly (file, parameters);
+
+			return null;
+		}
+
+		static Collection<string> GetGacPaths ()
+		{
+			if (on_mono)
+				return GetDefaultMonoGacPaths ();
+
+			var paths = new Collection<string> (2);
+			var windir = Environment.GetEnvironmentVariable ("WINDIR");
+			if (windir == null)
+				return paths;
+
+			paths.Add (Path.Combine (windir, "assembly"));
+			paths.Add (Path.Combine (windir, Path.Combine ("Microsoft.NET", "assembly")));
+			return paths;
+		}
+
+		static Collection<string> GetDefaultMonoGacPaths ()
+		{
+			var paths = new Collection<string> (1);
+			var gac = GetCurrentMonoGac ();
+			if (gac != null)
+				paths.Add (gac);
+
+			var gac_paths_env = Environment.GetEnvironmentVariable ("MONO_GAC_PREFIX");
+			if (string.IsNullOrEmpty (gac_paths_env))
+				return paths;
+
+			var prefixes = gac_paths_env.Split (Path.PathSeparator);
+			foreach (var prefix in prefixes) {
+				if (string.IsNullOrEmpty (prefix))
+					continue;
+
+				var gac_path = Path.Combine (Path.Combine (Path.Combine (prefix, "lib"), "mono"), "gac");
+				if (Directory.Exists (gac_path) && !paths.Contains (gac))
+					paths.Add (gac_path);
+			}
+
+			return paths;
+		}
+
+		static string GetCurrentMonoGac ()
+		{
+			return Path.Combine (
+				Directory.GetParent (
+					Path.GetDirectoryName (typeof (object).Module.FullyQualifiedName)).FullName,
+				"gac");
+		}
+
+		AssemblyDefinition GetAssemblyInGac (AssemblyNameReference reference, ReaderParameters parameters)
+		{
+			if (reference.PublicKeyToken == null || reference.PublicKeyToken.Length == 0)
+				return null;
+
+			if (gac_paths == null)
+				gac_paths = GetGacPaths ();
+
+			if (on_mono)
+				return GetAssemblyInMonoGac (reference, parameters);
+
+			return GetAssemblyInNetGac (reference, parameters);
+		}
+
+		AssemblyDefinition GetAssemblyInMonoGac (AssemblyNameReference reference, ReaderParameters parameters)
+		{
+			for (int i = 0; i < gac_paths.Count; i++) {
+				var gac_path = gac_paths [i];
+				var file = GetAssemblyFile (reference, string.Empty, gac_path);
+				if (File.Exists (file))
+					return GetAssembly (file, parameters);
+			}
+
+			return null;
+		}
+
+		AssemblyDefinition GetAssemblyInNetGac (AssemblyNameReference reference, ReaderParameters parameters)
+		{
+			var gacs = new [] { "GAC_MSIL", "GAC_32", "GAC" };
+			var prefixes = new [] { string.Empty, "v4.0_" };
+
+			for (int i = 0; i < 2; i++) {
+				for (int j = 0; j < gacs.Length; j++) {
+					var gac = Path.Combine (gac_paths [i], gacs [j]);
+					var file = GetAssemblyFile (reference, prefixes [i], gac);
+					if (Directory.Exists (gac) && File.Exists (file))
+						return GetAssembly (file, parameters);
+				}
+			}
+
+			return null;
+		}
+
+		static string GetAssemblyFile (AssemblyNameReference reference, string prefix, string gac)
+		{
+			var gac_folder = new StringBuilder ()
+				.Append (prefix)
+				.Append (reference.Version)
+				.Append ("__");
+
+			for (int i = 0; i < reference.PublicKeyToken.Length; i++)
+				gac_folder.Append (reference.PublicKeyToken [i].ToString ("x2"));
+
+			return Path.Combine (
+				Path.Combine (
+					Path.Combine (gac, reference.Name), gac_folder.ToString ()),
+				reference.Name + ".dll");
+		}
+#endif
+	}
+}

Mono.Cecil/CallSite.cs

@@ -0,0 +1,54 @@
+//
+// CallSite.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Text;
+
+namespace Mono.Cecil {
+
+	public sealed class CallSite : MethodReference {
+
+		public override string FullName {
+			get {
+				var signature = new StringBuilder ();
+				signature.Append (ReturnType.FullName);
+				this.MethodSignatureFullName (signature);
+				return signature.ToString ();
+			}
+		}
+
+		public override ModuleDefinition Module {
+			get { return ReturnType.Module; }
+		}
+
+		public override MethodDefinition Resolve ()
+		{
+			return null;
+		}
+	}
+}

Mono.Cecil/CustomAttribute.cs

@@ -0,0 +1,232 @@
+//
+// CustomAttribute.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public struct CustomAttributeArgument {
+
+		readonly TypeReference type;
+		readonly object value;
+
+		public TypeReference Type {
+			get { return type; }
+		}
+
+		public object Value {
+			get { return value; }
+		}
+
+		public CustomAttributeArgument (TypeReference type, object value)
+		{
+			Mixin.CheckType (type);
+			this.type = type;
+			this.value = value;
+		}
+	}
+
+	public struct CustomAttributeNamedArgument {
+
+		readonly string name;
+		readonly CustomAttributeArgument argument;
+
+		public string Name {
+			get { return name; }
+		}
+
+		public CustomAttributeArgument Argument {
+			get { return argument; }
+		}
+
+		public CustomAttributeNamedArgument (string name, CustomAttributeArgument argument)
+		{
+			Mixin.CheckName (name);
+			this.name = name;
+			this.argument = argument;
+		}
+	}
+
+	public interface ICustomAttribute {
+
+		TypeReference AttributeType { get; }
+
+		bool HasFields { get; }
+		bool HasProperties { get; }
+		Collection<CustomAttributeNamedArgument> Fields { get; }
+		Collection<CustomAttributeNamedArgument> Properties { get; }
+	}
+
+	public sealed class CustomAttribute : ICustomAttribute {
+
+		readonly internal uint signature;
+		internal bool resolved;
+		MethodReference constructor;
+		byte [] blob;
+		internal Collection<CustomAttributeArgument> arguments;
+		internal Collection<CustomAttributeNamedArgument> fields;
+		internal Collection<CustomAttributeNamedArgument> properties;
+
+		public MethodReference Constructor {
+			get { return constructor; }
+			set { constructor = value; }
+		}
+
+		public TypeReference AttributeType {
+			get { return constructor.DeclaringType; }
+		}
+
+		public bool IsResolved {
+			get { return resolved; }
+		}
+
+		public bool HasConstructorArguments {
+			get {
+				Resolve ();
+
+				return !arguments.IsNullOrEmpty ();
+			}
+		}
+
+		public Collection<CustomAttributeArgument> ConstructorArguments {
+			get {
+				Resolve ();
+
+				return arguments ?? (arguments = new Collection<CustomAttributeArgument> ());
+			}
+		}
+
+		public bool HasFields {
+			get {
+				Resolve ();
+
+				return !fields.IsNullOrEmpty ();
+			}
+		}
+
+		public Collection<CustomAttributeNamedArgument> Fields {
+			get {
+				Resolve ();
+
+				return fields ?? (fields = new Collection<CustomAttributeNamedArgument> ());
+			}
+		}
+
+		public bool HasProperties {
+			get {
+				Resolve ();
+
+				return !properties.IsNullOrEmpty ();
+			}
+		}
+
+		public Collection<CustomAttributeNamedArgument> Properties {
+			get {
+				Resolve ();
+
+				return properties ?? (properties = new Collection<CustomAttributeNamedArgument> ());
+			}
+		}
+
+		internal bool HasImage {
+			get { return constructor != null && constructor.HasImage; }
+		}
+
+		internal ModuleDefinition Module {
+			get { return constructor.Module; }
+		}
+
+		internal CustomAttribute (uint signature, MethodReference constructor)
+		{
+			this.signature = signature;
+			this.constructor = constructor;
+			this.resolved = false;
+		}
+
+		public CustomAttribute (MethodReference constructor)
+		{
+			this.constructor = constructor;
+			this.resolved = true;
+		}
+
+		public CustomAttribute (MethodReference constructor, byte [] blob)
+		{
+			this.constructor = constructor;
+			this.resolved = false;
+			this.blob = blob;
+		}
+
+		public byte [] GetBlob ()
+		{
+			if (blob != null)
+				return blob;
+
+			if (!HasImage || signature == 0)
+				throw new NotSupportedException ();
+
+			return blob = Module.Read (this, (attribute, reader) => reader.ReadCustomAttributeBlob (attribute.signature));
+		}
+
+		void Resolve ()
+		{
+			if (resolved || !HasImage)
+				return;
+
+			try {
+				Module.Read (this, (attribute, reader) => {
+					reader.ReadCustomAttributeSignature (attribute);
+					return this;
+				});
+
+				resolved = true;
+			} catch (ResolutionException) {
+				if (arguments != null)
+					arguments.Clear ();
+				if (fields != null)
+					fields.Clear ();
+				if (properties != null)
+					properties.Clear ();
+
+				resolved = false;
+			}
+		}
+	}
+
+	static partial class Mixin {
+
+		public static void CheckName (string name)
+		{
+			if (name == null)
+				throw new ArgumentNullException ("name");
+			if (name.Length == 0)
+				throw new ArgumentException ("Empty name");
+		}
+	}
+}

Mono.Cecil/DefaultAssemblyResolver.cs

@@ -0,0 +1,75 @@
+//
+// DefaultAssemblyResolver.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public static class GlobalAssemblyResolver {
+
+		public static readonly IAssemblyResolver Instance = new DefaultAssemblyResolver ();
+	}
+
+	public class DefaultAssemblyResolver : BaseAssemblyResolver {
+
+		readonly IDictionary<string, AssemblyDefinition> cache;
+
+		public DefaultAssemblyResolver ()
+		{
+			cache = new Dictionary<string, AssemblyDefinition> ();
+		}
+
+		public override AssemblyDefinition Resolve (AssemblyNameReference name)
+		{
+			if (name == null)
+				throw new ArgumentNullException ("name");
+
+			AssemblyDefinition assembly;
+			if (cache.TryGetValue (name.FullName, out assembly))
+				return assembly;
+
+			assembly = base.Resolve (name);
+			cache [name.FullName] = assembly;
+
+			return assembly;
+		}
+
+		protected void RegisterAssembly (AssemblyDefinition assembly)
+		{
+			if (assembly == null)
+				throw new ArgumentNullException ("assembly");
+
+			var name = assembly.Name.FullName;
+			if (cache.ContainsKey (name))
+				return;
+
+			cache [name] = assembly;
+		}
+	}
+}

Mono.Cecil/EmbeddedResource.cs

@@ -0,0 +1,105 @@
+//
+// EmbeddedResource.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+
+namespace Mono.Cecil {
+
+	public sealed class EmbeddedResource : Resource {
+
+		readonly MetadataReader reader;
+
+		uint? offset;
+		byte [] data;
+		Stream stream;
+
+		public override ResourceType ResourceType {
+			get { return ResourceType.Embedded; }
+		}
+
+		public EmbeddedResource (string name, ManifestResourceAttributes attributes, byte [] data) :
+			base (name, attributes)
+		{
+			this.data = data;
+		}
+
+		public EmbeddedResource (string name, ManifestResourceAttributes attributes, Stream stream) :
+			base (name, attributes)
+		{
+			this.stream = stream;
+		}
+
+		internal EmbeddedResource (string name, ManifestResourceAttributes attributes, uint offset, MetadataReader reader)
+			: base (name, attributes)
+		{
+			this.offset = offset;
+			this.reader = reader;
+		}
+
+		public Stream GetResourceStream ()
+		{
+			if (stream != null)
+				return stream;
+
+			if (data != null)
+				return new MemoryStream (data);
+
+			if (offset.HasValue)
+				return reader.GetManagedResourceStream (offset.Value);
+
+			throw new InvalidOperationException ();
+		}
+
+		public byte [] GetResourceData ()
+		{
+			if (stream != null)
+				return ReadStream (stream);
+
+			if (data != null)
+				return data;
+
+			if (offset.HasValue)
+				return reader.GetManagedResourceStream (offset.Value).ToArray ();
+
+			throw new InvalidOperationException ();
+		}
+
+		static byte [] ReadStream (Stream stream)
+		{
+			var length = (int) stream.Length;
+			var data = new byte [length];
+			int offset = 0, read;
+
+			while ((read = stream.Read (data, offset, length - offset)) > 0)
+				offset += read;
+
+			return data;
+		}
+	}
+}

Mono.Cecil/EventAttributes.cs

@@ -0,0 +1,39 @@
+//
+// EventAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum EventAttributes : ushort {
+		None			= 0x0000,
+		SpecialName		= 0x0200,	// Event is special
+		RTSpecialName	= 0x0400	 // CLI provides 'special' behavior, depending upon the name of the event
+	}
+}

Mono.Cecil/EventDefinition.cs

@@ -0,0 +1,168 @@
+//
+// EventDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public sealed class EventDefinition : EventReference, IMemberDefinition {
+
+		ushort attributes;
+
+		Collection<CustomAttribute> custom_attributes;
+
+		internal MethodDefinition add_method;
+		internal MethodDefinition invoke_method;
+		internal MethodDefinition remove_method;
+		internal Collection<MethodDefinition> other_methods;
+
+		public EventAttributes Attributes {
+			get { return (EventAttributes) attributes; }
+			set { attributes = (ushort) value; }
+		}
+
+		public MethodDefinition AddMethod {
+			get {
+				if (add_method != null)
+					return add_method;
+
+				InitializeMethods ();
+				return add_method;
+			}
+			set { add_method = value; }
+		}
+
+		public MethodDefinition InvokeMethod {
+			get {
+				if (invoke_method != null)
+					return invoke_method;
+
+				InitializeMethods ();
+				return invoke_method;
+			}
+			set { invoke_method = value; }
+		}
+
+		public MethodDefinition RemoveMethod {
+			get {
+				if (remove_method != null)
+					return remove_method;
+
+				InitializeMethods ();
+				return remove_method;
+			}
+			set { remove_method = value; }
+		}
+
+		public bool HasOtherMethods {
+			get {
+				if (other_methods != null)
+					return other_methods.Count > 0;
+
+				InitializeMethods ();
+				return !other_methods.IsNullOrEmpty ();
+			}
+		}
+
+		public Collection<MethodDefinition> OtherMethods {
+			get {
+				if (other_methods != null)
+					return other_methods;
+
+				InitializeMethods ();
+
+				if (other_methods != null)
+					return other_methods;
+
+				return other_methods = new Collection<MethodDefinition> ();
+			}
+		}
+
+		public bool HasCustomAttributes {
+			get {
+				if (custom_attributes != null)
+					return custom_attributes.Count > 0;
+
+				return this.GetHasCustomAttributes (Module);
+			}
+		}
+
+		public Collection<CustomAttribute> CustomAttributes {
+			get { return custom_attributes ?? (custom_attributes = this.GetCustomAttributes (Module)); }
+		}
+
+		#region EventAttributes
+
+		public bool IsSpecialName {
+			get { return attributes.GetAttributes ((ushort) EventAttributes.SpecialName); }
+			set { attributes = attributes.SetAttributes ((ushort) EventAttributes.SpecialName, value); }
+		}
+
+		public bool IsRuntimeSpecialName {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.RTSpecialName); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.RTSpecialName, value); }
+		}
+
+		#endregion
+
+		public new TypeDefinition DeclaringType {
+			get { return (TypeDefinition) base.DeclaringType; }
+			set { base.DeclaringType = value; }
+		}
+
+		public override bool IsDefinition {
+			get { return true; }
+		}
+
+		public EventDefinition (string name, EventAttributes attributes, TypeReference eventType)
+			: base (name, eventType)
+		{
+			this.attributes = (ushort) attributes;
+			this.token = new MetadataToken (TokenType.Event);
+		}
+
+		void InitializeMethods ()
+		{
+			if (add_method != null
+				|| invoke_method != null
+				|| remove_method != null)
+				return;
+
+			var module = this.Module;
+			if (!module.HasImage ())
+				return;
+
+			module.Read (this, (@event, reader) => reader.ReadMethods (@event));
+		}
+
+		public override EventDefinition Resolve ()
+		{
+			return this;
+		}
+	}
+}

Mono.Cecil/EventReference.cs

@@ -0,0 +1,57 @@
+//
+// EventReference.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	public abstract class EventReference : MemberReference {
+
+		TypeReference event_type;
+
+		public TypeReference EventType {
+			get { return event_type; }
+			set { event_type = value; }
+		}
+
+		public override string FullName {
+			get { return event_type.FullName + " " + MemberFullName (); }
+		}
+
+		protected EventReference (string name, TypeReference eventType)
+			: base (name)
+		{
+			if (eventType == null)
+				throw new ArgumentNullException ("eventType");
+
+			event_type = eventType;
+		}
+
+		public abstract EventDefinition Resolve ();
+	}
+}

Mono.Cecil/ExportedType.cs

@@ -0,0 +1,249 @@
+//
+// ExportedType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	public class ExportedType : IMetadataTokenProvider {
+
+		string @namespace;
+		string name;
+		uint attributes;
+		IMetadataScope scope;
+		ModuleDefinition module;
+		int identifier;
+		ExportedType declaring_type;
+		internal MetadataToken token;
+
+		public string Namespace {
+			get { return @namespace; }
+			set { @namespace = value; }
+		}
+
+		public string Name {
+			get { return name; }
+			set { name = value; }
+		}
+
+		public TypeAttributes Attributes {
+			get { return (TypeAttributes) attributes; }
+			set { attributes = (uint) value; }
+		}
+
+		public IMetadataScope Scope {
+			get {
+				if (declaring_type != null)
+					return declaring_type.Scope;
+
+				return scope;
+			}
+		}
+
+		public ExportedType DeclaringType {
+			get { return declaring_type; }
+			set { declaring_type = value; }
+		}
+
+		public MetadataToken MetadataToken {
+			get { return token; }
+			set { token = value; }
+		}
+
+		public int Identifier {
+			get { return identifier; }
+			set { identifier = value; }
+		}
+
+		#region TypeAttributes
+
+		public bool IsNotPublic {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NotPublic); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NotPublic, value); }
+		}
+
+		public bool IsPublic {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.Public); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.Public, value); }
+		}
+
+		public bool IsNestedPublic {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedPublic); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedPublic, value); }
+		}
+
+		public bool IsNestedPrivate {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedPrivate); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedPrivate, value); }
+		}
+
+		public bool IsNestedFamily {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedFamily); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedFamily, value); }
+		}
+
+		public bool IsNestedAssembly {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedAssembly); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedAssembly, value); }
+		}
+
+		public bool IsNestedFamilyAndAssembly {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedFamANDAssem); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedFamANDAssem, value); }
+		}
+
+		public bool IsNestedFamilyOrAssembly {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedFamORAssem); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.VisibilityMask, (uint) TypeAttributes.NestedFamORAssem, value); }
+		}
+
+		public bool IsAutoLayout {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.LayoutMask, (uint) TypeAttributes.AutoLayout); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.LayoutMask, (uint) TypeAttributes.AutoLayout, value); }
+		}
+
+		public bool IsSequentialLayout {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.LayoutMask, (uint) TypeAttributes.SequentialLayout); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.LayoutMask, (uint) TypeAttributes.SequentialLayout, value); }
+		}
+
+		public bool IsExplicitLayout {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.LayoutMask, (uint) TypeAttributes.ExplicitLayout); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.LayoutMask, (uint) TypeAttributes.ExplicitLayout, value); }
+		}
+
+		public bool IsClass {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.ClassSemanticMask, (uint) TypeAttributes.Class); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.ClassSemanticMask, (uint) TypeAttributes.Class, value); }
+		}
+
+		public bool IsInterface {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.ClassSemanticMask, (uint) TypeAttributes.Interface); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.ClassSemanticMask, (uint) TypeAttributes.Interface, value); }
+		}
+
+		public bool IsAbstract {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.Abstract); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.Abstract, value); }
+		}
+
+		public bool IsSealed {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.Sealed); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.Sealed, value); }
+		}
+
+		public bool IsSpecialName {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.SpecialName); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.SpecialName, value); }
+		}
+
+		public bool IsImport {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.Import); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.Import, value); }
+		}
+
+		public bool IsSerializable {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.Serializable); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.Serializable, value); }
+		}
+
+		public bool IsAnsiClass {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.StringFormatMask, (uint) TypeAttributes.AnsiClass); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.StringFormatMask, (uint) TypeAttributes.AnsiClass, value); }
+		}
+
+		public bool IsUnicodeClass {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.StringFormatMask, (uint) TypeAttributes.UnicodeClass); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.StringFormatMask, (uint) TypeAttributes.UnicodeClass, value); }
+		}
+
+		public bool IsAutoClass {
+			get { return attributes.GetMaskedAttributes ((uint) TypeAttributes.StringFormatMask, (uint) TypeAttributes.AutoClass); }
+			set { attributes = attributes.SetMaskedAttributes ((uint) TypeAttributes.StringFormatMask, (uint) TypeAttributes.AutoClass, value); }
+		}
+
+		public bool IsBeforeFieldInit {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.BeforeFieldInit); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.BeforeFieldInit, value); }
+		}
+
+		public bool IsRuntimeSpecialName {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.RTSpecialName); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.RTSpecialName, value); }
+		}
+
+		public bool HasSecurity {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.HasSecurity); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.HasSecurity, value); }
+		}
+
+		#endregion
+
+		public bool IsForwarder {
+			get { return attributes.GetAttributes ((uint) TypeAttributes.Forwarder); }
+			set { attributes = attributes.SetAttributes ((uint) TypeAttributes.Forwarder, value); }
+		}
+
+		public string FullName {
+			get {
+				if (declaring_type != null)
+					return declaring_type.FullName + "/" + name;
+
+				if (string.IsNullOrEmpty (@namespace))
+					return name;
+
+				return @namespace + "." + name;
+			}
+		}
+
+		public ExportedType (string @namespace, string name, ModuleDefinition module, IMetadataScope scope)
+		{
+			this.@namespace = @namespace;
+			this.name = name;
+			this.scope = scope;
+			this.module = module;
+		}
+
+		public override string ToString ()
+		{
+			return FullName;
+		}
+
+		public TypeDefinition Resolve ()
+		{
+			return module.Resolve (CreateReference ());
+		}
+
+		internal TypeReference CreateReference ()
+		{
+			return new TypeReference (@namespace, name, module, scope) {
+				DeclaringType = declaring_type != null ? declaring_type.CreateReference () : null,
+			};
+		}
+	}
+}

Mono.Cecil/FieldAttributes.cs

@@ -0,0 +1,59 @@
+//
+// FieldAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum FieldAttributes : ushort {
+		FieldAccessMask		= 0x0007,
+		CompilerControlled	= 0x0000,	// Member not referenceable
+		Private				= 0x0001,	// Accessible only by the parent type
+		FamANDAssem			= 0x0002,	// Accessible by sub-types only in this assembly
+		Assembly			= 0x0003,	// Accessible by anyone in the Assembly
+		Family				= 0x0004,	// Accessible only by type and sub-types
+		FamORAssem			= 0x0005,	// Accessible by sub-types anywhere, plus anyone in the assembly
+		Public				= 0x0006,	// Accessible by anyone who has visibility to this scope field contract attributes
+
+		Static				= 0x0010,	// Defined on type, else per instance
+		InitOnly			= 0x0020,	// Field may only be initialized, not written after init
+		Literal				= 0x0040,	// Value is compile time constant
+		NotSerialized		= 0x0080,	// Field does not have to be serialized when type is remoted
+		SpecialName			= 0x0200,	// Field is special
+
+		// Interop Attributes
+		PInvokeImpl			= 0x2000,	// Implementation is forwarded through PInvoke
+
+		// Additional flags
+		RTSpecialName		= 0x0400,	// CLI provides 'special' behavior, depending upon the name of the field
+		HasFieldMarshal		= 0x1000,	// Field has marshalling information
+		HasDefault			= 0x8000,	// Field has default
+		HasFieldRVA			= 0x0100	 // Field has RVA
+	}
+}

Mono.Cecil/FieldDefinition.cs

@@ -0,0 +1,279 @@
+//
+// FieldDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public sealed class FieldDefinition : FieldReference, IMemberDefinition, IConstantProvider, IMarshalInfoProvider {
+
+		ushort attributes;
+		Collection<CustomAttribute> custom_attributes;
+
+		int offset = Mixin.NotResolvedMarker;
+
+		internal int rva = Mixin.NotResolvedMarker;
+		byte [] initial_value;
+
+		object constant = Mixin.NotResolved;
+
+		MarshalInfo marshal_info;
+
+		void ResolveLayout ()
+		{
+			if (offset != Mixin.NotResolvedMarker)
+				return;
+
+			if (!HasImage) {
+				offset = Mixin.NoDataMarker;
+				return;
+			}
+
+			offset = Module.Read (this, (field, reader) => reader.ReadFieldLayout (field));
+		}
+
+		public bool HasLayoutInfo {
+			get {
+				if (offset >= 0)
+					return true;
+
+				ResolveLayout ();
+
+				return offset >= 0;
+			}
+		}
+
+		public int Offset {
+			get {
+				if (offset >= 0)
+					return offset;
+
+				ResolveLayout ();
+
+				return offset >= 0 ? offset : -1;
+			}
+			set { offset = value; }
+		}
+
+		void ResolveRVA ()
+		{
+			if (rva != Mixin.NotResolvedMarker)
+				return;
+
+			if (!HasImage)
+				return;
+
+			rva = Module.Read (this, (field, reader) => reader.ReadFieldRVA (field));
+		}
+
+		public int RVA {
+			get {
+				if (rva > 0)
+					return rva;
+
+				ResolveRVA ();
+
+				return rva > 0 ? rva : 0;
+			}
+		}
+
+		public byte [] InitialValue {
+			get {
+				if (initial_value != null)
+					return initial_value;
+
+				ResolveRVA ();
+
+				if (initial_value == null)
+					initial_value = Empty<byte>.Array;
+
+				return initial_value;
+			}
+			set { initial_value = value; }
+		}
+
+		public FieldAttributes Attributes {
+			get { return (FieldAttributes) attributes; }
+			set { attributes = (ushort) value; }
+		}
+
+		public bool HasConstant {
+			get {
+				ResolveConstant ();
+
+				return constant != Mixin.NoValue;
+			}
+			set { if (!value) constant = Mixin.NoValue; }
+		}
+
+		public object Constant {
+			get { return HasConstant ? constant : null;	}
+			set { constant = value; }
+		}
+
+		void ResolveConstant ()
+		{
+			if (constant != Mixin.NotResolved)
+				return;
+
+			this.ResolveConstant (ref constant, Module);
+		}
+
+		public bool HasCustomAttributes {
+			get {
+				if (custom_attributes != null)
+					return custom_attributes.Count > 0;
+
+				return this.GetHasCustomAttributes (Module);
+			}
+		}
+
+		public Collection<CustomAttribute> CustomAttributes {
+			get { return custom_attributes ?? (custom_attributes = this.GetCustomAttributes (Module)); }
+		}
+
+		public bool HasMarshalInfo {
+			get {
+				if (marshal_info != null)
+					return true;
+
+				return this.GetHasMarshalInfo (Module);
+			}
+		}
+
+		public MarshalInfo MarshalInfo {
+			get { return marshal_info ?? (marshal_info = this.GetMarshalInfo (Module)); }
+			set { marshal_info = value; }
+		}
+
+		#region FieldAttributes
+
+		public bool IsCompilerControlled {
+			get { return attributes.GetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.CompilerControlled); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.CompilerControlled, value); }
+		}
+
+		public bool IsPrivate {
+			get { return attributes.GetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Private); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Private, value); }
+		}
+
+		public bool IsFamilyAndAssembly {
+			get { return attributes.GetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.FamANDAssem); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.FamANDAssem, value); }
+		}
+
+		public bool IsAssembly {
+			get { return attributes.GetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Assembly); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Assembly, value); }
+		}
+
+		public bool IsFamily {
+			get { return attributes.GetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Family); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Family, value); }
+		}
+
+		public bool IsFamilyOrAssembly {
+			get { return attributes.GetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.FamORAssem); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.FamORAssem, value); }
+		}
+
+		public bool IsPublic {
+			get { return attributes.GetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Public); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) FieldAttributes.FieldAccessMask, (ushort) FieldAttributes.Public, value); }
+		}
+
+		public bool IsStatic {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.Static); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.Static, value); }
+		}
+
+		public bool IsInitOnly {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.InitOnly); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.InitOnly, value); }
+		}
+
+		public bool IsLiteral {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.Literal); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.Literal, value); }
+		}
+
+		public bool IsNotSerialized {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.NotSerialized); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.NotSerialized, value); }
+		}
+
+		public bool IsSpecialName {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.SpecialName); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.SpecialName, value); }
+		}
+
+		public bool IsPInvokeImpl {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.PInvokeImpl); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.PInvokeImpl, value); }
+		}
+
+		public bool IsRuntimeSpecialName {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.RTSpecialName); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.RTSpecialName, value); }
+		}
+
+		public bool HasDefault {
+			get { return attributes.GetAttributes ((ushort) FieldAttributes.HasDefault); }
+			set { attributes = attributes.SetAttributes ((ushort) FieldAttributes.HasDefault, value); }
+		}
+
+		#endregion
+
+		public override bool IsDefinition {
+			get { return true; }
+		}
+
+		public new TypeDefinition DeclaringType {
+			get { return (TypeDefinition) base.DeclaringType; }
+			set { base.DeclaringType = value; }
+		}
+
+		public FieldDefinition (string name, FieldAttributes attributes, TypeReference fieldType)
+			: base (name, fieldType)
+		{
+			this.attributes = (ushort) attributes;
+		}
+
+		public override FieldDefinition Resolve ()
+		{
+			return this;
+		}
+	}
+
+	static partial class Mixin {
+
+		public const int NotResolvedMarker = -2;
+		public const int NoDataMarker = -1;
+	}
+}

Mono.Cecil/FieldReference.cs

@@ -0,0 +1,83 @@
+//
+// FieldReference.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	public class FieldReference : MemberReference {
+
+		TypeReference field_type;
+
+		public TypeReference FieldType {
+			get { return field_type; }
+			set { field_type = value; }
+		}
+
+		public override string FullName {
+			get { return field_type.FullName + " " + MemberFullName (); }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return field_type.ContainsGenericParameter || base.ContainsGenericParameter; }
+		}
+
+		internal FieldReference ()
+		{
+			this.token = new MetadataToken (TokenType.MemberRef);
+		}
+
+		public FieldReference (string name, TypeReference fieldType)
+			: base (name)
+		{
+			if (fieldType == null)
+				throw new ArgumentNullException ("fieldType");
+
+			this.field_type = fieldType;
+			this.token = new MetadataToken (TokenType.MemberRef);
+		}
+
+		public FieldReference (string name, TypeReference fieldType, TypeReference declaringType)
+			: this (name, fieldType)
+		{
+			if (declaringType == null)
+				throw new ArgumentNullException("declaringType");
+
+			this.DeclaringType = declaringType;
+		}
+
+		public virtual FieldDefinition Resolve ()
+		{
+			var module = this.Module;
+			if (module == null)
+				throw new NotSupportedException ();
+
+			return module.Resolve (this);
+		}
+	}
+}

Mono.Cecil/FileAttributes.cs

@@ -0,0 +1,35 @@
+//
+// FileAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	enum FileAttributes : uint {
+		ContainsMetaData	= 0x0000,	// This is not a resource file
+		ContainsNoMetaData  = 0x0001,	// This is a resource file or other non-metadata-containing file
+	}
+}

Mono.Cecil/FunctionPointerType.cs

@@ -0,0 +1,128 @@
+//
+// FunctionPointerType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Text;
+using Mono.Collections.Generic;
+using MD = Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	public sealed class FunctionPointerType : TypeSpecification, IMethodSignature {
+
+		readonly MethodReference function;
+
+		public bool HasThis {
+			get { return function.HasThis; }
+			set { function.HasThis = value; }
+		}
+
+		public bool ExplicitThis {
+			get { return function.ExplicitThis; }
+			set { function.ExplicitThis = value; }
+		}
+
+		public MethodCallingConvention CallingConvention {
+			get { return function.CallingConvention; }
+			set { function.CallingConvention = value; }
+		}
+
+		public bool HasParameters {
+			get { return function.HasParameters; }
+		}
+
+		public Collection<ParameterDefinition> Parameters {
+			get { return function.Parameters; }
+		}
+
+		public TypeReference ReturnType {
+			get { return function.MethodReturnType.ReturnType; }
+			set { function.MethodReturnType.ReturnType = value; }
+		}
+
+		public MethodReturnType MethodReturnType {
+			get { return function.MethodReturnType; }
+		}
+
+		public override string Name {
+			get { return function.Name; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override string Namespace {
+			get { return string.Empty; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override ModuleDefinition Module {
+			get { return ReturnType.Module; }
+		}
+
+		public override IMetadataScope Scope {
+			get { return function.ReturnType.Scope; }
+		}
+
+		public override bool IsFunctionPointer {
+			get { return true; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return function.ContainsGenericParameter; }
+		}
+
+		public override string FullName {
+			get {
+				var signature = new StringBuilder ();
+				signature.Append (function.Name);
+				signature.Append (" ");
+				signature.Append (function.ReturnType.FullName);
+				signature.Append (" *");
+				this.MethodSignatureFullName (signature);
+				return signature.ToString ();
+			}
+		}
+
+		public FunctionPointerType ()
+			: base (null)
+		{
+			this.function = new MethodReference ();
+			this.function.Name = "method";
+			this.etype = MD.ElementType.FnPtr;
+		}
+
+		public override TypeDefinition Resolve ()
+		{
+			return null;
+		}
+
+		public override TypeReference GetElementType ()
+		{
+			return this;
+		}
+	}
+}

Mono.Cecil/GenericInstanceMethod.cs

@@ -0,0 +1,90 @@
+//
+// GenericInstanceMethod.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Text;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public sealed class GenericInstanceMethod : MethodSpecification, IGenericInstance, IGenericContext {
+
+		Collection<TypeReference> arguments;
+
+		public bool HasGenericArguments {
+			get { return !arguments.IsNullOrEmpty (); }
+		}
+
+		public Collection<TypeReference> GenericArguments {
+			get {
+				if (arguments == null)
+					arguments = new Collection<TypeReference> ();
+
+				return arguments;
+			}
+		}
+
+		public override bool IsGenericInstance {
+			get { return true; }
+		}
+
+		IGenericParameterProvider IGenericContext.Method {
+			get { return ElementMethod; }
+		}
+
+		IGenericParameterProvider IGenericContext.Type {
+			get { return ElementMethod.DeclaringType; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return this.ContainsGenericParameter () || base.ContainsGenericParameter; }
+		}
+
+		public override string FullName {
+			get {
+				var signature = new StringBuilder ();
+				var method = this.ElementMethod;
+				signature.Append (method.ReturnType.FullName)
+					.Append (" ")
+					.Append (method.DeclaringType.FullName)
+					.Append ("::")
+					.Append (method.Name);
+				this.GenericInstanceFullName (signature);
+				this.MethodSignatureFullName (signature);
+				return signature.ToString ();
+
+			}
+		}
+
+		public GenericInstanceMethod (MethodReference method)
+			: base (method)
+		{
+		}
+	}
+}

Mono.Cecil/GenericInstanceType.cs

@@ -0,0 +1,88 @@
+//
+// GenericInstanceType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Text;
+
+using Mono.Collections.Generic;
+
+using MD = Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	public sealed class GenericInstanceType : TypeSpecification, IGenericInstance, IGenericContext {
+
+		Collection<TypeReference> arguments;
+
+		public bool HasGenericArguments {
+			get { return !arguments.IsNullOrEmpty (); }
+		}
+
+		public Collection<TypeReference> GenericArguments {
+			get {
+				if (arguments == null)
+					arguments = new Collection<TypeReference> ();
+
+				return arguments;
+			}
+		}
+
+		public override TypeReference DeclaringType {
+			get { return ElementType.DeclaringType; }
+			set { throw new NotSupportedException (); }
+		}
+
+		public override string FullName {
+			get {
+				var name = new StringBuilder ();
+				name.Append (base.FullName);
+				this.GenericInstanceFullName (name);
+				return name.ToString ();
+			}
+		}
+
+		public override bool IsGenericInstance {
+			get { return true; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return this.ContainsGenericParameter () || base.ContainsGenericParameter; }
+		}
+
+		IGenericParameterProvider IGenericContext.Type {
+			get { return ElementType; }
+		}
+
+		public GenericInstanceType (TypeReference type)
+			: base (type)
+		{
+			base.IsValueType = type.IsValueType;
+			this.etype = MD.ElementType.GenericInst;
+		}
+	}
+}

Mono.Cecil/GenericParameter.cs

@@ -0,0 +1,201 @@
+//
+// GenericParameter.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Collections.Generic;
+
+using Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	public sealed class GenericParameter : TypeReference, ICustomAttributeProvider {
+
+		readonly IGenericParameterProvider owner;
+
+		ushort attributes;
+		Collection<TypeReference> constraints;
+		Collection<CustomAttribute> custom_attributes;
+
+		public GenericParameterAttributes Attributes {
+			get { return (GenericParameterAttributes) attributes; }
+			set { attributes = (ushort) value; }
+		}
+
+		public int Position {
+			get {
+				if (owner == null)
+					return -1;
+
+				return owner.GenericParameters.IndexOf (this);
+			}
+		}
+
+		public IGenericParameterProvider Owner {
+			get { return owner; }
+		}
+
+		public bool HasConstraints {
+			get {
+				if (constraints != null)
+					return constraints.Count > 0;
+
+				if (HasImage)
+					return Module.Read (this, (generic_parameter, reader) => reader.HasGenericConstraints (generic_parameter));
+
+				return false;
+			}
+		}
+
+		public Collection<TypeReference> Constraints {
+			get {
+				if (constraints != null)
+					return constraints;
+
+				if (HasImage)
+					return constraints = Module.Read (this, (generic_parameter, reader) => reader.ReadGenericConstraints (generic_parameter));
+
+				return constraints = new Collection<TypeReference> ();
+			}
+		}
+
+		public bool HasCustomAttributes {
+			get {
+				if (custom_attributes != null)
+					return custom_attributes.Count > 0;
+
+				return this.GetHasCustomAttributes (Module);
+			}
+		}
+
+		public Collection<CustomAttribute> CustomAttributes {
+			get { return custom_attributes ?? (custom_attributes = this.GetCustomAttributes (Module)); }
+		}
+
+		internal new bool HasImage {
+			get { return Module != null && Module.HasImage; }
+		}
+
+		public override IMetadataScope Scope {
+			get {
+				if (owner.GenericParameterType == GenericParameterType.Method)
+					return ((MethodReference) owner).DeclaringType.Scope;
+
+				return ((TypeReference) owner).Scope;
+			}
+		}
+
+		public override ModuleDefinition Module {
+			get { return ((MemberReference) owner).Module; }
+		}
+
+		public override string Name {
+			get {
+				if (!string.IsNullOrEmpty (base.Name))
+					return base.Name;
+
+				return base.Name = (owner.GenericParameterType == GenericParameterType.Type ? "!" : "!!") + Position;
+			}
+		}
+
+		public override string Namespace {
+			get { return string.Empty; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override string FullName {
+			get { return Name; }
+		}
+
+		public override bool IsGenericParameter {
+			get { return true; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return true; }
+		}
+
+		public override MetadataType MetadataType {
+			get { return (MetadataType) etype; }
+		}
+
+		#region GenericParameterAttributes
+
+		public bool IsNonVariant {
+			get { return attributes.GetMaskedAttributes ((ushort) GenericParameterAttributes.VarianceMask, (ushort) GenericParameterAttributes.NonVariant); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) GenericParameterAttributes.VarianceMask, (ushort) GenericParameterAttributes.NonVariant, value); }
+		}
+
+		public bool IsCovariant {
+			get { return attributes.GetMaskedAttributes ((ushort) GenericParameterAttributes.VarianceMask, (ushort) GenericParameterAttributes.Covariant); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) GenericParameterAttributes.VarianceMask, (ushort) GenericParameterAttributes.Covariant, value); }
+		}
+
+		public bool IsContravariant {
+			get { return attributes.GetMaskedAttributes ((ushort) GenericParameterAttributes.VarianceMask, (ushort) GenericParameterAttributes.Contravariant); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) GenericParameterAttributes.VarianceMask, (ushort) GenericParameterAttributes.Contravariant, value); }
+		}
+
+		public bool HasReferenceTypeConstraint {
+			get { return attributes.GetAttributes ((ushort) GenericParameterAttributes.ReferenceTypeConstraint); }
+			set { attributes = attributes.SetAttributes ((ushort) GenericParameterAttributes.ReferenceTypeConstraint, value); }
+		}
+
+		public bool HasNotNullableValueTypeConstraint {
+			get { return attributes.GetAttributes ((ushort) GenericParameterAttributes.NotNullableValueTypeConstraint); }
+			set { attributes = attributes.SetAttributes ((ushort) GenericParameterAttributes.NotNullableValueTypeConstraint, value); }
+		}
+
+		public bool HasDefaultConstructorConstraint {
+			get { return attributes.GetAttributes ((ushort) GenericParameterAttributes.DefaultConstructorConstraint); }
+			set { attributes = attributes.SetAttributes ((ushort) GenericParameterAttributes.DefaultConstructorConstraint, value); }
+		}
+
+		#endregion
+
+		public GenericParameter (IGenericParameterProvider owner)
+			: this (string.Empty, owner)
+		{
+		}
+
+		public GenericParameter (string name, IGenericParameterProvider owner)
+			: base (string.Empty, name)
+		{
+			if (owner == null)
+				throw new ArgumentNullException ();
+
+			this.owner = owner;
+			this.etype = owner.GenericParameterType == GenericParameterType.Type ? ElementType.Var : ElementType.MVar;
+		}
+
+		public override TypeDefinition Resolve ()
+		{
+			return null;
+		}
+	}
+}

Mono.Cecil/GenericParameterAttributes.cs

@@ -0,0 +1,45 @@
+//
+// GenericParameterAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum GenericParameterAttributes : ushort {
+		VarianceMask	= 0x0003,
+		NonVariant		= 0x0000,
+		Covariant		= 0x0001,
+		Contravariant	= 0x0002,
+
+		SpecialConstraintMask			= 0x001c,
+		ReferenceTypeConstraint			= 0x0004,
+		NotNullableValueTypeConstraint	= 0x0008,
+		DefaultConstructorConstraint	= 0x0010
+	}
+}

Mono.Cecil/IConstantProvider.cs

@@ -0,0 +1,52 @@
+//
+// IConstantProvider.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public interface IConstantProvider : IMetadataTokenProvider {
+
+		bool HasConstant { get; set; }
+		object Constant { get; set; }
+	}
+
+	static partial class Mixin {
+
+		internal static object NoValue = new object ();
+		internal static object NotResolved = new object ();
+
+		public static void ResolveConstant (
+			this IConstantProvider self,
+			ref object constant,
+			ModuleDefinition module)
+		{
+			constant = module.HasImage ()
+				? module.Read (self, (provider, reader) => reader.ReadConstant (provider))
+				: Mixin.NoValue;
+		}
+	}
+}

Mono.Cecil/ICustomAttributeProvider.cs

@@ -0,0 +1,62 @@
+//
+// ICustomAttributeProvider.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public interface ICustomAttributeProvider : IMetadataTokenProvider {
+
+		Collection<CustomAttribute> CustomAttributes { get; }
+
+		bool HasCustomAttributes { get; }
+	}
+
+	static partial class Mixin {
+
+		public static bool GetHasCustomAttributes (
+			this ICustomAttributeProvider self,
+			ModuleDefinition module)
+		{
+			return module.HasImage ()
+				? module.Read (self, (provider, reader) => reader.HasCustomAttributes (provider))
+				: false;
+		}
+
+		public static Collection<CustomAttribute> GetCustomAttributes (
+			this ICustomAttributeProvider self,
+			ModuleDefinition module)
+		{
+			return module.HasImage ()
+				? module.Read (self, (provider, reader) => reader.ReadCustomAttributes (provider))
+				: new Collection<CustomAttribute> ();
+		}
+	}
+}

Mono.Cecil/IGenericInstance.cs

@@ -0,0 +1,66 @@
+//
+// IGenericInstance.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System.Text;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public interface IGenericInstance : IMetadataTokenProvider {
+
+		bool HasGenericArguments { get; }
+		Collection<TypeReference> GenericArguments { get; }
+	}
+
+	static partial class Mixin {
+
+		public static bool ContainsGenericParameter (this IGenericInstance self)
+		{
+			var arguments = self.GenericArguments;
+
+			for (int i = 0; i < arguments.Count; i++)
+				if (arguments [i].ContainsGenericParameter)
+					return true;
+
+			return false;
+		}
+
+		public static void GenericInstanceFullName (this IGenericInstance self, StringBuilder builder)
+		{
+			builder.Append ("<");
+			var arguments = self.GenericArguments;
+			for (int i = 0; i < arguments.Count; i++) {
+				if (i > 0)
+					builder.Append (",");
+				builder.Append (arguments [i].FullName);
+			}
+			builder.Append (">");
+		}
+	}
+}

Mono.Cecil/IGenericParameterProvider.cs

@@ -0,0 +1,75 @@
+//
+// IGenericParameterProvider.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public interface IGenericParameterProvider : IMetadataTokenProvider {
+
+		bool HasGenericParameters { get; }
+		bool IsDefinition { get; }
+		ModuleDefinition Module { get; }
+		Collection<GenericParameter> GenericParameters { get; }
+		GenericParameterType GenericParameterType { get; }
+	}
+
+	public enum GenericParameterType {
+		Type,
+		Method
+	}
+
+	interface IGenericContext {
+
+		bool IsDefinition { get; }
+		IGenericParameterProvider Type { get; }
+		IGenericParameterProvider Method { get; }
+	}
+
+	static partial class Mixin {
+
+		public static bool GetHasGenericParameters (
+			this IGenericParameterProvider self,
+			ModuleDefinition module)
+		{
+			return module.HasImage ()
+				? module.Read (self, (provider, reader) => reader.HasGenericParameters (provider))
+				: false;
+		}
+
+		public static Collection<GenericParameter> GetGenericParameters (
+			this IGenericParameterProvider self,
+			ModuleDefinition module)
+		{
+			return module.HasImage ()
+				? module.Read (self, (provider, reader) => reader.ReadGenericParameters (provider))
+				: new Collection<GenericParameter> ();
+		}
+	}
+}

Mono.Cecil/IMarshalInfoProvider.cs

@@ -0,0 +1,57 @@
+//
+// IMarshalInfoProvider.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public interface IMarshalInfoProvider : IMetadataTokenProvider {
+
+		bool HasMarshalInfo { get; }
+		MarshalInfo MarshalInfo { get; set; }
+	}
+
+	static partial class Mixin {
+
+		public static bool GetHasMarshalInfo (
+			this IMarshalInfoProvider self,
+			ModuleDefinition module)
+		{
+			return module.HasImage ()
+				? module.Read (self, (provider, reader) => reader.HasMarshalInfo (provider))
+				: false;
+		}
+
+		public static MarshalInfo GetMarshalInfo (
+			this IMarshalInfoProvider self,
+			ModuleDefinition module)
+		{
+			return module.HasImage ()
+				? module.Read (self, (provider, reader) => reader.ReadMarshalInfo (provider))
+				: null;
+		}
+	}
+}

Mono.Cecil/IMemberDefinition.cs

@@ -0,0 +1,100 @@
+//
+// IMemberDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public interface IMemberDefinition : ICustomAttributeProvider {
+
+		string Name { get; set; }
+		string FullName { get; }
+
+		bool IsSpecialName { get; set; }
+		bool IsRuntimeSpecialName { get; set; }
+
+		TypeDefinition DeclaringType { get; set; }
+	}
+
+	static partial class Mixin {
+
+		public static bool GetAttributes (this uint self, uint attributes)
+		{
+			return (self & attributes) != 0;
+		}
+
+		public static uint SetAttributes (this uint self, uint attributes, bool value)
+		{
+			if (value)
+				return self | attributes;
+
+			return self & ~attributes;
+		}
+
+		public static bool GetMaskedAttributes (this uint self, uint mask, uint attributes)
+		{
+			return (self & mask) == attributes;
+		}
+
+		public static uint SetMaskedAttributes (this uint self, uint mask, uint attributes, bool value)
+		{
+			if (value) {
+				self &= ~mask;
+				return self | attributes;
+			}
+
+			return self & ~(mask & attributes);
+		}
+
+		public static bool GetAttributes (this ushort self, ushort attributes)
+		{
+			return (self & attributes) != 0;
+		}
+
+		public static ushort SetAttributes (this ushort self, ushort attributes, bool value)
+		{
+			if (value)
+				return (ushort) (self | attributes);
+
+			return (ushort) (self & ~attributes);
+		}
+
+		public static bool GetMaskedAttributes (this ushort self, ushort mask, uint attributes)
+		{
+			return (self & mask) == attributes;
+		}
+
+		public static ushort SetMaskedAttributes (this ushort self, ushort mask, uint attributes, bool value)
+		{
+			if (value) {
+				self = (ushort) (self & ~mask);
+				return (ushort) (self | attributes);
+			}
+
+			return (ushort) (self & ~(mask & attributes));
+		}
+	}
+}

Mono.Cecil/IMetadataScope.cs

@@ -0,0 +1,41 @@
+//
+// IMetadataScope.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public enum MetadataScopeType {
+		AssemblyNameReference,
+		ModuleReference,
+		ModuleDefinition,
+	}
+
+	public interface IMetadataScope : IMetadataTokenProvider {
+		MetadataScopeType MetadataScopeType { get; }
+		string Name { get; set; }
+	}
+}

Mono.Cecil/IMetadataTokenProvider.cs

@@ -0,0 +1,35 @@
+//
+// IMetadataTokenProvider.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public interface IMetadataTokenProvider {
+
+		MetadataToken MetadataToken { get; set; }
+	}
+}

Mono.Cecil/IMethodSignature.cs

@@ -0,0 +1,70 @@
+//
+// IMethodSignature.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System.Text;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public interface IMethodSignature : IMetadataTokenProvider {
+
+		bool HasThis { get; set; }
+		bool ExplicitThis { get; set; }
+		MethodCallingConvention CallingConvention { get; set; }
+
+		bool HasParameters { get; }
+		Collection<ParameterDefinition> Parameters { get; }
+		TypeReference ReturnType { get; set; }
+		MethodReturnType MethodReturnType { get; }
+	}
+
+	static partial class Mixin {
+
+		public static void MethodSignatureFullName (this IMethodSignature self, StringBuilder builder)
+		{
+			builder.Append ("(");
+
+			if (self.HasParameters) {
+				var parameters = self.Parameters;
+				for (int i = 0; i < parameters.Count; i++) {
+					var parameter = parameters [i];
+					if (i > 0)
+						builder.Append (",");
+
+					if (parameter.ParameterType.IsSentinel)
+						builder.Append ("...,");
+
+					builder.Append (parameter.ParameterType.FullName);
+				}
+			}
+
+			builder.Append (")");
+		}
+	}
+}

Mono.Cecil/Import.cs

@@ -0,0 +1,566 @@
+//
+// Import.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using SR = System.Reflection;
+
+using Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	enum ImportGenericKind {
+		Definition,
+		Open,
+	}
+
+	class MetadataImporter {
+
+		readonly ModuleDefinition module;
+
+		public MetadataImporter (ModuleDefinition module)
+		{
+			this.module = module;
+		}
+
+#if !CF
+		static readonly Dictionary<Type, ElementType> type_etype_mapping = new Dictionary<Type, ElementType> (18) {
+			{ typeof (void), ElementType.Void },
+			{ typeof (bool), ElementType.Boolean },
+			{ typeof (char), ElementType.Char },
+			{ typeof (sbyte), ElementType.I1 },
+			{ typeof (byte), ElementType.U1 },
+			{ typeof (short), ElementType.I2 },
+			{ typeof (ushort), ElementType.U2 },
+			{ typeof (int), ElementType.I4 },
+			{ typeof (uint), ElementType.U4 },
+			{ typeof (long), ElementType.I8 },
+			{ typeof (ulong), ElementType.U8 },
+			{ typeof (float), ElementType.R4 },
+			{ typeof (double), ElementType.R8 },
+			{ typeof (string), ElementType.String },
+			{ typeof (TypedReference), ElementType.TypedByRef },
+			{ typeof (IntPtr), ElementType.I },
+			{ typeof (UIntPtr), ElementType.U },
+			{ typeof (object), ElementType.Object },
+		};
+
+		public TypeReference ImportType (Type type, IGenericContext context)
+		{
+			return ImportType (type, context, ImportGenericKind.Open);
+		}
+
+		public TypeReference ImportType (Type type, IGenericContext context, ImportGenericKind import_kind)
+		{
+			if (IsTypeSpecification (type) || ImportOpenGenericType (type, import_kind))
+				return ImportTypeSpecification (type, context);
+
+			var reference = new TypeReference (
+				string.Empty,
+				type.Name,
+				module,
+				ImportScope (type.Assembly),
+				type.IsValueType);
+
+			reference.etype = ImportElementType (type);
+
+			if (IsNestedType (type))
+				reference.DeclaringType = ImportType (type.DeclaringType, context, import_kind);
+			else
+				reference.Namespace = type.Namespace;
+
+			if (type.IsGenericType)
+				ImportGenericParameters (reference, type.GetGenericArguments ());
+
+			return reference;
+		}
+
+		static bool ImportOpenGenericType (Type type, ImportGenericKind import_kind)
+		{
+			return type.IsGenericType && type.IsGenericTypeDefinition && import_kind == ImportGenericKind.Open;
+		}
+
+		static bool ImportOpenGenericMethod (SR.MethodBase method, ImportGenericKind import_kind)
+		{
+			return method.IsGenericMethod && method.IsGenericMethodDefinition && import_kind == ImportGenericKind.Open;
+		}
+
+		static bool IsNestedType (Type type)
+		{
+#if !SILVERLIGHT
+			return type.IsNested;
+#else
+			return type.DeclaringType != null;
+#endif
+		}
+
+		TypeReference ImportTypeSpecification (Type type, IGenericContext context)
+		{
+			if (type.IsByRef)
+				return new ByReferenceType (ImportType (type.GetElementType (), context));
+
+			if (type.IsPointer)
+				return new PointerType (ImportType (type.GetElementType (), context));
+
+			if (type.IsArray)
+				return new ArrayType (ImportType (type.GetElementType (), context), type.GetArrayRank ());
+
+			if (type.IsGenericType)
+				return ImportGenericInstance (type, context);
+
+			if (type.IsGenericParameter)
+				return ImportGenericParameter (type, context);
+
+			throw new NotSupportedException (type.FullName);
+		}
+
+		static TypeReference ImportGenericParameter (Type type, IGenericContext context)
+		{
+			if (context == null)
+				throw new InvalidOperationException ();
+
+			var owner = type.DeclaringMethod != null
+				? context.Method
+				: context.Type;
+
+			if (owner == null)
+				throw new InvalidOperationException ();
+
+			return owner.GenericParameters [type.GenericParameterPosition];
+		}
+
+		TypeReference ImportGenericInstance (Type type, IGenericContext context)
+		{
+			var element_type = ImportType (type.GetGenericTypeDefinition (), context, ImportGenericKind.Definition);
+			var instance = new GenericInstanceType (element_type);
+			var arguments = type.GetGenericArguments ();
+			var instance_arguments = instance.GenericArguments;
+
+			for (int i = 0; i < arguments.Length; i++)
+				instance_arguments.Add (ImportType (arguments [i], context ?? element_type));
+
+			return instance;
+		}
+
+		static bool IsTypeSpecification (Type type)
+		{
+			return type.HasElementType
+				|| IsGenericInstance (type)
+				|| type.IsGenericParameter;
+		}
+
+		static bool IsGenericInstance (Type type)
+		{
+			return type.IsGenericType && !type.IsGenericTypeDefinition;
+		}
+
+		static ElementType ImportElementType (Type type)
+		{
+			ElementType etype;
+			if (!type_etype_mapping.TryGetValue (type, out etype))
+				return ElementType.None;
+
+			return etype;
+		}
+
+		AssemblyNameReference ImportScope (SR.Assembly assembly)
+		{
+			AssemblyNameReference scope;
+#if !SILVERLIGHT
+			var name = assembly.GetName ();
+
+			if (TryGetAssemblyNameReference (name, out scope))
+				return scope;
+
+			scope = new AssemblyNameReference (name.Name, name.Version) {
+				Culture = name.CultureInfo.Name,
+				PublicKeyToken = name.GetPublicKeyToken (),
+				HashAlgorithm = (AssemblyHashAlgorithm) name.HashAlgorithm,
+			};
+
+			module.AssemblyReferences.Add (scope);
+
+			return scope;
+#else
+			var name = AssemblyNameReference.Parse (assembly.FullName);
+
+			if (TryGetAssemblyNameReference (name, out scope))
+				return scope;
+
+			module.AssemblyReferences.Add (name);
+
+			return name;
+#endif
+		}
+
+#if !SILVERLIGHT
+		bool TryGetAssemblyNameReference (SR.AssemblyName name, out AssemblyNameReference assembly_reference)
+		{
+			var references = module.AssemblyReferences;
+
+			for (int i = 0; i < references.Count; i++) {
+				var reference = references [i];
+				if (name.FullName != reference.FullName) // TODO compare field by field
+					continue;
+
+				assembly_reference = reference;
+				return true;
+			}
+
+			assembly_reference = null;
+			return false;
+		}
+#endif
+
+		public FieldReference ImportField (SR.FieldInfo field, IGenericContext context)
+		{
+			var declaring_type = ImportType (field.DeclaringType, context);
+
+			if (IsGenericInstance (field.DeclaringType))
+				field = ResolveFieldDefinition (field);
+
+			return new FieldReference {
+				Name = field.Name,
+				DeclaringType = declaring_type,
+				FieldType = ImportType (field.FieldType, context ?? declaring_type),
+			};
+		}
+
+		static SR.FieldInfo ResolveFieldDefinition (SR.FieldInfo field)
+		{
+#if !SILVERLIGHT
+			return field.Module.ResolveField (field.MetadataToken);
+#else
+			return field.DeclaringType.GetGenericTypeDefinition ().GetField (field.Name,
+				SR.BindingFlags.Public
+				| SR.BindingFlags.NonPublic
+				| (field.IsStatic ? SR.BindingFlags.Static : SR.BindingFlags.Instance));
+#endif
+		}
+
+		public MethodReference ImportMethod (SR.MethodBase method, IGenericContext context, ImportGenericKind import_kind)
+		{
+			if (IsMethodSpecification (method) || ImportOpenGenericMethod (method, import_kind))
+				return ImportMethodSpecification (method, context);
+
+			var declaring_type = ImportType (method.DeclaringType, context);
+
+			if (IsGenericInstance (method.DeclaringType))
+				method = method.Module.ResolveMethod (method.MetadataToken);
+
+			var reference = new MethodReference {
+				Name = method.Name,
+				HasThis = HasCallingConvention (method, SR.CallingConventions.HasThis),
+				ExplicitThis = HasCallingConvention (method, SR.CallingConventions.ExplicitThis),
+				DeclaringType = ImportType (method.DeclaringType, context, ImportGenericKind.Definition),
+			};
+
+			if (HasCallingConvention (method, SR.CallingConventions.VarArgs))
+				reference.CallingConvention &= MethodCallingConvention.VarArg;
+
+			if (method.IsGenericMethod)
+				ImportGenericParameters (reference, method.GetGenericArguments ());
+
+			var method_info = method as SR.MethodInfo;
+			reference.ReturnType = method_info != null
+				? ImportType (method_info.ReturnType, context ?? reference)
+				: ImportType (typeof (void), null);
+
+			var parameters = method.GetParameters ();
+			var reference_parameters = reference.Parameters;
+
+			for (int i = 0; i < parameters.Length; i++)
+				reference_parameters.Add (
+					new ParameterDefinition (ImportType (parameters [i].ParameterType, context ?? reference)));
+
+			reference.DeclaringType = declaring_type;
+
+			return reference;
+		}
+
+		static void ImportGenericParameters (IGenericParameterProvider provider, Type [] arguments)
+		{
+			var provider_parameters = provider.GenericParameters;
+
+			for (int i = 0; i < arguments.Length; i++)
+				provider_parameters.Add (new GenericParameter (arguments [i].Name, provider));
+		}
+
+		static bool IsMethodSpecification (SR.MethodBase method)
+		{
+			return method.IsGenericMethod && !method.IsGenericMethodDefinition;
+		}
+
+		MethodReference ImportMethodSpecification (SR.MethodBase method, IGenericContext context)
+		{
+			var method_info = method as SR.MethodInfo;
+			if (method_info == null)
+				throw new InvalidOperationException ();
+
+			var element_method = ImportMethod (method_info.GetGenericMethodDefinition (), context, ImportGenericKind.Definition);
+			var instance = new GenericInstanceMethod (element_method);
+			var arguments = method.GetGenericArguments ();
+			var instance_arguments = instance.GenericArguments;
+
+			for (int i = 0; i < arguments.Length; i++)
+				instance_arguments.Add (ImportType (arguments [i], context ?? element_method));
+
+			return instance;
+		}
+
+		static bool HasCallingConvention (SR.MethodBase method, SR.CallingConventions conventions)
+		{
+			return (method.CallingConvention & conventions) != 0;
+		}
+#endif
+
+		public TypeReference ImportType (TypeReference type, IGenericContext context)
+		{
+			if (type.IsTypeSpecification ())
+				return ImportTypeSpecification (type, context);
+
+			var reference = new TypeReference (
+				type.Namespace,
+				type.Name,
+				module,
+				ImportScope (type.Scope),
+				type.IsValueType);
+
+			MetadataSystem.TryProcessPrimitiveType (reference);
+
+			if (type.IsNested)
+				reference.DeclaringType = ImportType (type.DeclaringType, context);
+
+			if (type.HasGenericParameters)
+				ImportGenericParameters (reference, type);
+
+			return reference;
+		}
+
+		IMetadataScope ImportScope (IMetadataScope scope)
+		{
+			switch (scope.MetadataScopeType) {
+			case MetadataScopeType.AssemblyNameReference:
+				return ImportAssemblyName ((AssemblyNameReference) scope);
+			case MetadataScopeType.ModuleDefinition:
+				return ImportAssemblyName (((ModuleDefinition) scope).Assembly.Name);
+			case MetadataScopeType.ModuleReference:
+				throw new NotImplementedException ();
+			}
+
+			throw new NotSupportedException ();
+		}
+
+		AssemblyNameReference ImportAssemblyName (AssemblyNameReference name)
+		{
+			AssemblyNameReference reference;
+			if (TryGetAssemblyNameReference (name, out reference))
+				return reference;
+
+			reference = new AssemblyNameReference (name.Name, name.Version) {
+				Culture = name.Culture,
+				HashAlgorithm = name.HashAlgorithm,
+			};
+
+			var pk_token = !name.PublicKeyToken.IsNullOrEmpty ()
+				? new byte [name.PublicKeyToken.Length]
+				: Empty<byte>.Array;
+
+			if (pk_token.Length > 0)
+				Buffer.BlockCopy (name.PublicKeyToken, 0, pk_token, 0, pk_token.Length);
+
+			reference.PublicKeyToken = pk_token;
+
+			module.AssemblyReferences.Add (reference);
+
+			return reference;
+		}
+
+		bool TryGetAssemblyNameReference (AssemblyNameReference name_reference, out AssemblyNameReference assembly_reference)
+		{
+			var references = module.AssemblyReferences;
+
+			for (int i = 0; i < references.Count; i++) {
+				var reference = references [i];
+				if (name_reference.FullName != reference.FullName) // TODO compare field by field
+					continue;
+
+				assembly_reference = reference;
+				return true;
+			}
+
+			assembly_reference = null;
+			return false;
+		}
+
+		static void ImportGenericParameters (IGenericParameterProvider imported, IGenericParameterProvider original)
+		{
+			var parameters = original.GenericParameters;
+			var imported_parameters = imported.GenericParameters;
+
+			for (int i = 0; i < parameters.Count; i++)
+				imported_parameters.Add (new GenericParameter (parameters [i].Name, imported));
+		}
+
+		TypeReference ImportTypeSpecification (TypeReference type, IGenericContext context)
+		{
+			switch (type.etype) {
+			case ElementType.SzArray:
+				var vector = (ArrayType) type;
+				return new ArrayType (ImportType (vector.ElementType, context));
+			case ElementType.Ptr:
+				var pointer = (PointerType) type;
+				return new PointerType (ImportType (pointer.ElementType, context));
+			case ElementType.ByRef:
+				var byref = (ByReferenceType) type;
+				return new ByReferenceType (ImportType (byref.ElementType, context));
+			case ElementType.Pinned:
+				var pinned = (PinnedType) type;
+				return new PinnedType (ImportType (pinned.ElementType, context));
+			case ElementType.Sentinel:
+				var sentinel = (SentinelType) type;
+				return new SentinelType (ImportType (sentinel.ElementType, context));
+			case ElementType.CModOpt:
+				var modopt = (OptionalModifierType) type;
+				return new OptionalModifierType (
+					ImportType (modopt.ModifierType, context),
+					ImportType (modopt.ElementType, context));
+			case ElementType.CModReqD:
+				var modreq = (RequiredModifierType) type;
+				return new RequiredModifierType (
+					ImportType (modreq.ModifierType, context),
+					ImportType (modreq.ElementType, context));
+			case ElementType.Array:
+				var array = (ArrayType) type;
+				var imported_array = new ArrayType (ImportType (array.ElementType, context));
+				if (array.IsVector)
+					return imported_array;
+
+				var dimensions = array.Dimensions;
+				var imported_dimensions = imported_array.Dimensions;
+
+				imported_dimensions.Clear ();
+
+				for (int i = 0; i < dimensions.Count; i++) {
+					var dimension = dimensions [i];
+
+					imported_dimensions.Add (new ArrayDimension (dimension.LowerBound, dimension.UpperBound));
+				}
+
+				return imported_array;
+			case ElementType.GenericInst:
+				var instance = (GenericInstanceType) type;
+				var element_type = ImportType (instance.ElementType, context);
+				var imported_instance = new GenericInstanceType (element_type);
+
+				var arguments = instance.GenericArguments;
+				var imported_arguments = imported_instance.GenericArguments;
+
+				for (int i = 0; i < arguments.Count; i++)
+					imported_arguments.Add (ImportType (arguments [i], context));
+
+				return imported_instance;
+			case ElementType.Var:
+				if (context == null || context.Type == null)
+					throw new InvalidOperationException ();
+
+				return ((TypeReference) context.Type).GetElementType ().GenericParameters [((GenericParameter) type).Position];
+			case ElementType.MVar:
+				if (context == null || context.Method == null)
+					throw new InvalidOperationException ();
+
+				return context.Method.GenericParameters [((GenericParameter) type).Position];
+			}
+
+			throw new NotSupportedException (type.etype.ToString ());
+		}
+
+		public FieldReference ImportField (FieldReference field, IGenericContext context)
+		{
+			var declaring_type = ImportType (field.DeclaringType, context);
+
+			return new FieldReference {
+				Name = field.Name,
+				DeclaringType = declaring_type,
+				FieldType = ImportType (field.FieldType, context ?? declaring_type),
+			};
+		}
+
+		public MethodReference ImportMethod (MethodReference method, IGenericContext context)
+		{
+			if (method.IsGenericInstance)
+				return ImportMethodSpecification (method, context);
+
+			var declaring_type = ImportType (method.DeclaringType, context);
+
+			var reference = new MethodReference {
+				Name = method.Name,
+				HasThis = method.HasThis,
+				ExplicitThis = method.ExplicitThis,
+				DeclaringType = declaring_type,
+			};
+
+			reference.CallingConvention = method.CallingConvention;
+
+			if (method.HasGenericParameters)
+				ImportGenericParameters (reference, method);
+
+			reference.ReturnType = ImportType (method.ReturnType, context ?? reference);
+
+			if (!method.HasParameters)
+				return reference;
+
+			var reference_parameters = reference.Parameters;
+
+			var parameters = method.Parameters;
+			for (int i = 0; i < parameters.Count; i++)
+				reference_parameters.Add (
+					new ParameterDefinition (ImportType (parameters [i].ParameterType, context ?? reference)));
+
+			return reference;
+		}
+
+		MethodSpecification ImportMethodSpecification (MethodReference method, IGenericContext context)
+		{
+			if (!method.IsGenericInstance)
+				throw new NotSupportedException ();
+
+			var instance = (GenericInstanceMethod) method;
+			var element_method = ImportMethod (instance.ElementMethod, context);
+			var imported_instance = new GenericInstanceMethod (element_method);
+
+			var arguments = instance.GenericArguments;
+			var imported_arguments = imported_instance.GenericArguments;
+
+			for (int i = 0; i < arguments.Count; i++)
+				imported_arguments.Add (ImportType (arguments [i], context));
+
+			return imported_instance;
+		}
+	}
+}

Mono.Cecil/LinkedResource.cs

@@ -0,0 +1,60 @@
+//
+// LinkedResource.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public sealed class LinkedResource : Resource {
+
+		internal byte [] hash;
+		string file;
+
+		public byte [] Hash {
+			get { return hash; }
+		}
+
+		public string File {
+			get { return file; }
+			set { file = value; }
+		}
+
+		public override ResourceType ResourceType {
+			get { return ResourceType.Linked; }
+		}
+
+		public LinkedResource (string name, ManifestResourceAttributes flags)
+			: base (name, flags)
+		{
+		}
+
+		public LinkedResource (string name, ManifestResourceAttributes flags, string file)
+			: base (name, flags)
+		{
+			this.file = file;
+		}
+	}
+}

Mono.Cecil/ManifestResourceAttributes.cs

@@ -0,0 +1,39 @@
+//
+// ManifestResourceAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum ManifestResourceAttributes : uint {
+		VisibilityMask	= 0x0007,
+		Public			= 0x0001,	// The resource is exported from the Assembly
+		Private			= 0x0002	 // The resource is private to the Assembly
+	}
+}

Mono.Cecil/MarshalInfo.cs

@@ -0,0 +1,171 @@
+//
+// MarshalInfo.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	public class MarshalInfo {
+
+		internal NativeType native;
+
+		public NativeType NativeType {
+			get { return native; }
+			set { native = value; }
+		}
+
+		public MarshalInfo (NativeType native)
+		{
+			this.native = native;
+		}
+	}
+
+	public sealed class ArrayMarshalInfo : MarshalInfo {
+
+		internal NativeType element_type;
+		internal int size_parameter_index;
+		internal int size;
+		internal int size_parameter_multiplier;
+
+		public NativeType ElementType {
+			get { return element_type; }
+			set { element_type = value; }
+		}
+
+		public int SizeParameterIndex {
+			get { return size_parameter_index; }
+			set { size_parameter_index = value; }
+		}
+
+		public int Size {
+			get { return size; }
+			set { size = value; }
+		}
+
+		public int SizeParameterMultiplier {
+			get { return size_parameter_multiplier; }
+			set { size_parameter_multiplier = value; }
+		}
+
+		public ArrayMarshalInfo ()
+			: base (NativeType.Array)
+		{
+			element_type = NativeType.None;
+			size_parameter_index = -1;
+			size = -1;
+			size_parameter_multiplier = -1;
+		}
+	}
+
+	public sealed class CustomMarshalInfo : MarshalInfo {
+
+		internal Guid guid;
+		internal string unmanaged_type;
+		internal TypeReference managed_type;
+		internal string cookie;
+
+		public Guid Guid {
+			get { return guid; }
+			set { guid = value; }
+		}
+
+		public string UnmanagedType {
+			get { return unmanaged_type; }
+			set { unmanaged_type = value; }
+		}
+
+		public TypeReference ManagedType {
+			get { return managed_type; }
+			set { managed_type = value; }
+		}
+
+		public string Cookie {
+			get { return cookie; }
+			set { cookie = value; }
+		}
+
+		public CustomMarshalInfo ()
+			: base (NativeType.CustomMarshaler)
+		{
+		}
+	}
+
+	public sealed class SafeArrayMarshalInfo : MarshalInfo {
+
+		internal VariantType element_type;
+
+		public VariantType ElementType {
+			get { return element_type; }
+			set { element_type = value; }
+		}
+
+		public SafeArrayMarshalInfo ()
+			: base (NativeType.SafeArray)
+		{
+			element_type = VariantType.None;
+		}
+	}
+
+	public sealed class FixedArrayMarshalInfo : MarshalInfo {
+
+		internal NativeType element_type;
+		internal int size;
+
+		public NativeType ElementType {
+			get { return element_type; }
+			set { element_type = value; }
+		}
+
+		public int Size {
+			get { return size; }
+			set { size = value; }
+		}
+
+		public FixedArrayMarshalInfo ()
+			: base (NativeType.FixedArray)
+		{
+			element_type = NativeType.None;
+		}
+	}
+
+	public sealed class FixedSysStringMarshalInfo : MarshalInfo {
+
+		internal int size;
+
+		public int Size {
+			get { return size; }
+			set { size = value; }
+		}
+
+		public FixedSysStringMarshalInfo ()
+			: base (NativeType.FixedSysString)
+		{
+			size = -1;
+		}
+	}
+}

Mono.Cecil/MemberDefinitionCollection.cs

@@ -0,0 +1,92 @@
+//
+// MemberDefinitionCollection.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	class MemberDefinitionCollection<T> : Collection<T> where T : IMemberDefinition {
+
+		TypeDefinition container;
+
+		internal MemberDefinitionCollection (TypeDefinition container)
+		{
+			this.container = container;
+		}
+
+		internal MemberDefinitionCollection (TypeDefinition container, int capacity)
+			: base (capacity)
+		{
+			this.container = container;
+		}
+
+		protected override void OnAdd (T item, int index)
+		{
+			Attach (item);
+		}
+
+		protected sealed override void OnSet (T item, int index)
+		{
+			Attach (item);
+		}
+
+		protected sealed override void OnInsert (T item, int index)
+		{
+			Attach (item);
+		}
+
+		protected sealed override void OnRemove (T item, int index)
+		{
+			Detach (item);
+		}
+
+		protected sealed override void OnClear ()
+		{
+			foreach (var definition in this)
+				Detach (definition);
+		}
+
+		void Attach (T element)
+		{
+			if (element.DeclaringType == container)
+				return;
+
+			if (element.DeclaringType != null)
+				throw new ArgumentException ("Member already attached");
+
+			element.DeclaringType = this.container;
+		}
+
+		static void Detach (T element)
+		{
+			element.DeclaringType = null;
+		}
+	}
+}

Mono.Cecil/MemberReference.cs

@@ -0,0 +1,101 @@
+//
+// MemberReference.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public abstract class MemberReference : IMetadataTokenProvider {
+
+		string name;
+		TypeReference declaring_type;
+
+		internal MetadataToken token;
+
+		public virtual string Name {
+			get { return name; }
+			set { name = value; }
+		}
+
+		public abstract string FullName {
+			get;
+		}
+
+		public virtual TypeReference DeclaringType {
+			get { return declaring_type; }
+			set { declaring_type = value; }
+		}
+
+		public MetadataToken MetadataToken {
+			get { return token; }
+			set { token = value; }
+		}
+
+		internal bool HasImage {
+			get {
+				var module = Module;
+				if (module == null)
+					return false;
+
+				return module.HasImage;
+			}
+		}
+
+		public virtual ModuleDefinition Module {
+			get { return declaring_type != null ? declaring_type.Module : null; }
+		}
+
+		public virtual bool IsDefinition {
+			get { return false; }
+		}
+
+		internal virtual bool ContainsGenericParameter {
+			get { return declaring_type != null && declaring_type.ContainsGenericParameter; }
+		}
+
+		internal MemberReference ()
+		{
+		}
+
+		internal MemberReference (string name)
+		{
+			this.name = name ?? string.Empty;
+		}
+
+		internal string MemberFullName ()
+		{
+			if (declaring_type == null)
+				return name;
+
+			return declaring_type.FullName + "::" + name;
+		}
+
+		public override string ToString ()
+		{
+			return FullName;
+		}
+	}
+}

Mono.Cecil/MetadataResolver.cs

@@ -0,0 +1,313 @@
+//
+// MetadataResolver.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public interface IAssemblyResolver {
+		AssemblyDefinition Resolve (AssemblyNameReference name);
+		AssemblyDefinition Resolve (AssemblyNameReference name, ReaderParameters parameters);
+
+		AssemblyDefinition Resolve (string fullName);
+		AssemblyDefinition Resolve (string fullName, ReaderParameters parameters);
+	}
+
+	public class ResolutionException : Exception {
+
+		readonly MemberReference member;
+
+		public MemberReference Member {
+			get { return member; }
+		}
+
+		public ResolutionException (MemberReference member)
+			: base ("Failed to resolve " + member.FullName)
+		{
+			this.member = member;
+		}
+	}
+
+	static class MetadataResolver {
+
+		public static TypeDefinition Resolve (IAssemblyResolver resolver, TypeReference type)
+		{
+			type = type.GetElementType ();
+
+			var scope = type.Scope;
+			switch (scope.MetadataScopeType) {
+			case MetadataScopeType.AssemblyNameReference:
+				var assembly = resolver.Resolve ((AssemblyNameReference) scope);
+				if (assembly == null)
+					return null;
+
+				return GetType (resolver, assembly.MainModule, type);
+			case MetadataScopeType.ModuleDefinition:
+				return GetType (resolver, (ModuleDefinition) scope, type);
+			case MetadataScopeType.ModuleReference:
+				var modules = type.Module.Assembly.Modules;
+				var module_ref = (ModuleReference) scope;
+				for (int i = 0; i < modules.Count; i++) {
+					var netmodule = modules [i];
+					if (netmodule.Name == module_ref.Name)
+						return GetType (resolver, netmodule, type);
+				}
+				break;
+			}
+
+			throw new NotSupportedException ();
+		}
+
+		static TypeDefinition GetType (IAssemblyResolver resolver, ModuleDefinition module, TypeReference reference)
+		{
+			var type = GetType (module, reference);
+			if (type != null)
+				return type;
+
+			if (!module.HasExportedTypes)
+				return null;
+
+			var exported_types = module.ExportedTypes;
+
+			for (int i = 0; i < exported_types.Count; i++) {
+				var exported_type = exported_types [i];
+				if (exported_type.Name != reference.Name)
+					continue;
+
+				if (exported_type.Namespace != reference.Namespace)
+					continue;
+
+				return exported_type.Resolve ();
+			}
+
+			return null;
+		}
+
+		static TypeDefinition GetType (ModuleDefinition module, TypeReference type)
+		{
+			if (!type.IsNested)
+				return module.GetType (type.Namespace, type.Name);
+
+			var declaring_type = type.DeclaringType.Resolve ();
+			if (declaring_type == null)
+				return null;
+
+			return declaring_type.GetNestedType (type.Name);
+		}
+
+		public static FieldDefinition Resolve (IAssemblyResolver resolver, FieldReference field)
+		{
+			var type = Resolve (resolver, field.DeclaringType);
+			if (type == null)
+				return null;
+
+			if (!type.HasFields)
+				return null;
+
+			return GetField (resolver, type, field);
+		}
+
+		static FieldDefinition GetField (IAssemblyResolver resolver, TypeDefinition type, FieldReference reference)
+		{
+			while (type != null) {
+				var field = GetField (type.Fields, reference);
+				if (field != null)
+					return field;
+
+				if (type.BaseType == null)
+					return null;
+
+				type = Resolve (resolver, type.BaseType);
+			}
+
+			return null;
+		}
+
+		static FieldDefinition GetField (IList<FieldDefinition> fields, FieldReference reference)
+		{
+			for (int i = 0; i < fields.Count; i++) {
+				var field = fields [i];
+
+				if (field.Name != reference.Name)
+					continue;
+
+				if (!AreSame (field.FieldType, reference.FieldType))
+					continue;
+
+				return field;
+			}
+
+			return null;
+		}
+
+		public static MethodDefinition Resolve (IAssemblyResolver resolver, MethodReference method)
+		{
+			var type = Resolve (resolver, method.DeclaringType);
+			if (type == null)
+				return null;
+
+			method = method.GetElementMethod ();
+
+			if (!type.HasMethods)
+				return null;
+
+			return GetMethod (resolver, type, method);
+		}
+
+		static MethodDefinition GetMethod (IAssemblyResolver resolver, TypeDefinition type, MethodReference reference)
+		{
+			while (type != null) {
+				var method = GetMethod (type.Methods, reference);
+				if (method != null)
+					return method;
+
+				if (type.BaseType == null)
+					return null;
+
+				type = Resolve (resolver, type.BaseType);
+			}
+
+			return null;
+		}
+
+		public static MethodDefinition GetMethod (IList<MethodDefinition> methods, MethodReference reference)
+		{
+			for (int i = 0; i < methods.Count; i++) {
+				var method = methods [i];
+
+				if (method.Name != reference.Name)
+					continue;
+
+				if (!AreSame (method.ReturnType, reference.ReturnType))
+					continue;
+
+				if (method.HasParameters != reference.HasParameters)
+					continue;
+
+				if (!method.HasParameters && !reference.HasParameters)
+					return method;
+
+				if (!AreSame (method.Parameters, reference.Parameters))
+					continue;
+
+				return method;
+			}
+
+			return null;
+		}
+
+		static bool AreSame (Collection<ParameterDefinition> a, Collection<ParameterDefinition> b)
+		{
+			var count = a.Count;
+
+			if (count != b.Count)
+				return false;
+
+			if (count == 0)
+				return true;
+
+			for (int i = 0; i < count; i++)
+				if (!AreSame (a [i].ParameterType, b [i].ParameterType))
+					return false;
+
+			return true;
+		}
+
+		static bool AreSame (TypeSpecification a, TypeSpecification b)
+		{
+			if (!AreSame (a.ElementType, b.ElementType))
+				return false;
+
+			if (a.IsGenericInstance)
+				return AreSame ((GenericInstanceType) a, (GenericInstanceType) b);
+
+			if (a.IsRequiredModifier || a.IsOptionalModifier)
+				return AreSame ((IModifierType) a, (IModifierType) b);
+
+			if (a.IsArray)
+				return AreSame ((ArrayType) a, (ArrayType) b);
+
+			return true;
+		}
+
+		static bool AreSame (ArrayType a, ArrayType b)
+		{
+			if (a.Rank != b.Rank)
+				return false;
+
+			// TODO: dimensions
+
+			return true;
+		}
+
+		static bool AreSame (IModifierType a, IModifierType b)
+		{
+			return AreSame (a.ModifierType, b.ModifierType);
+		}
+
+		static bool AreSame (GenericInstanceType a, GenericInstanceType b)
+		{
+			if (!a.HasGenericArguments)
+				return !b.HasGenericArguments;
+
+			if (!b.HasGenericArguments)
+				return false;
+
+			if (a.GenericArguments.Count != b.GenericArguments.Count)
+				return false;
+
+			for (int i = 0; i < a.GenericArguments.Count; i++)
+				if (!AreSame (a.GenericArguments [i], b.GenericArguments [i]))
+					return false;
+
+			return true;
+		}
+
+		static bool AreSame (GenericParameter a, GenericParameter b)
+		{
+			return a.Position == b.Position;
+		}
+
+		static bool AreSame (TypeReference a, TypeReference b)
+		{
+			if (a.etype != b.etype)
+				return false;
+
+			if (a.IsGenericParameter)
+				return AreSame ((GenericParameter) a, (GenericParameter) b);
+
+			if (a.IsTypeSpecification ())
+				return AreSame ((TypeSpecification) a, (TypeSpecification) b);
+
+			return a.FullName == b.FullName;
+		}
+	}
+}

Mono.Cecil/MetadataSystem.cs

@@ -0,0 +1,380 @@
+//
+// MetadataSystem.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+
+using Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	struct Range {
+		public uint Start;
+		public uint Length;
+
+		public Range (uint index, uint length)
+		{
+			this.Start = index;
+			this.Length = length;
+		}
+	}
+
+	sealed class MetadataSystem {
+
+		internal AssemblyNameReference [] AssemblyReferences;
+		internal ModuleReference [] ModuleReferences;
+
+		internal TypeDefinition [] Types;
+		internal TypeReference [] TypeReferences;
+
+		internal FieldDefinition [] Fields;
+		internal MethodDefinition [] Methods;
+		internal MemberReference [] MemberReferences;
+
+		internal Dictionary<uint, uint []> NestedTypes;
+		internal Dictionary<uint, uint> ReverseNestedTypes;
+		internal Dictionary<uint, MetadataToken []> Interfaces;
+		internal Dictionary<uint, Row<ushort, uint>> ClassLayouts;
+		internal Dictionary<uint, uint> FieldLayouts;
+		internal Dictionary<uint, uint> FieldRVAs;
+		internal Dictionary<MetadataToken, uint> FieldMarshals;
+		internal Dictionary<MetadataToken, Row<ElementType, uint>> Constants;
+		internal Dictionary<uint, MetadataToken []> Overrides;
+		internal Dictionary<MetadataToken, Range> CustomAttributes;
+		internal Dictionary<MetadataToken, Range> SecurityDeclarations;
+		internal Dictionary<uint, Range> Events;
+		internal Dictionary<uint, Range> Properties;
+		internal Dictionary<uint, Row<MethodSemanticsAttributes, MetadataToken>> Semantics;
+		internal Dictionary<uint, Row<PInvokeAttributes, uint, uint>> PInvokes;
+		internal Dictionary<MetadataToken, Range> GenericParameters;
+		internal Dictionary<uint, MetadataToken []> GenericConstraints;
+
+		static Dictionary<string, Row<ElementType, bool>> primitive_value_types;
+
+		static void InitializePrimitives ()
+		{
+			primitive_value_types = new Dictionary<string, Row<ElementType, bool>> (18) {
+				{ "Void", new Row<ElementType, bool> (ElementType.Void, false) },
+				{ "Boolean", new Row<ElementType, bool> (ElementType.Boolean, true) },
+				{ "Char", new Row<ElementType, bool> (ElementType.Char, true) },
+				{ "SByte", new Row<ElementType, bool> (ElementType.I1, true) },
+				{ "Byte", new Row<ElementType, bool> (ElementType.U1, true) },
+				{ "Int16", new Row<ElementType, bool> (ElementType.I2, true) },
+				{ "UInt16", new Row<ElementType, bool> (ElementType.U2, true) },
+				{ "Int32", new Row<ElementType, bool> (ElementType.I4, true) },
+				{ "UInt32", new Row<ElementType, bool> (ElementType.U4, true) },
+				{ "Int64", new Row<ElementType, bool> (ElementType.I8, true) },
+				{ "UInt64", new Row<ElementType, bool> (ElementType.U8, true) },
+				{ "Single", new Row<ElementType, bool> (ElementType.R4, true) },
+				{ "Double", new Row<ElementType, bool> (ElementType.R8, true) },
+				{ "String", new Row<ElementType, bool> (ElementType.String, false) },
+				{ "TypedReference", new Row<ElementType, bool> (ElementType.TypedByRef, false) },
+				{ "IntPtr", new Row<ElementType, bool> (ElementType.I, true) },
+				{ "UIntPtr", new Row<ElementType, bool> (ElementType.U, true) },
+				{ "Object", new Row<ElementType, bool> (ElementType.Object, false) },
+			};
+		}
+
+		public static void TryProcessPrimitiveType (TypeReference type)
+		{
+			var scope = type.scope;
+			if (scope == null)
+				return;
+
+			if (scope.MetadataScopeType != MetadataScopeType.AssemblyNameReference)
+				return;
+
+			if (scope.Name != "mscorlib")
+				return;
+
+			if (type.Namespace != "System")
+				return;
+
+			if (primitive_value_types == null)
+				InitializePrimitives ();
+
+			Row<ElementType, bool> primitive_data;
+			if (!primitive_value_types.TryGetValue (type.Name, out primitive_data))
+				return;
+
+			type.etype = primitive_data.Col1;
+			type.IsValueType = primitive_data.Col2;
+		}
+
+		public void Clear ()
+		{
+			if (NestedTypes != null) NestedTypes.Clear ();
+			if (ReverseNestedTypes != null) ReverseNestedTypes.Clear ();
+			if (Interfaces != null) Interfaces.Clear ();
+			if (ClassLayouts != null) ClassLayouts.Clear ();
+			if (FieldLayouts != null) FieldLayouts.Clear ();
+			if (FieldRVAs != null) FieldRVAs.Clear ();
+			if (FieldMarshals != null) FieldMarshals.Clear ();
+			if (Constants != null) Constants.Clear ();
+			if (Overrides != null) Overrides.Clear ();
+			if (CustomAttributes != null) CustomAttributes.Clear ();
+			if (SecurityDeclarations != null) SecurityDeclarations.Clear ();
+			if (Events != null) Events.Clear ();
+			if (Properties != null) Properties.Clear ();
+			if (Semantics != null) Semantics.Clear ();
+			if (PInvokes != null) PInvokes.Clear ();
+			if (GenericParameters != null) GenericParameters.Clear ();
+			if (GenericConstraints != null) GenericConstraints.Clear ();
+		}
+
+		public TypeDefinition GetTypeDefinition (uint rid)
+		{
+			if (rid < 1 || rid > Types.Length)
+				return null;
+
+			return Types [rid - 1];
+		}
+
+		public void AddTypeDefinition (TypeDefinition type)
+		{
+			Types [type.token.RID - 1] = type;
+		}
+
+		public TypeReference GetTypeReference (uint rid)
+		{
+			if (rid < 1 || rid > TypeReferences.Length)
+				return null;
+
+			return TypeReferences [rid - 1];
+		}
+
+		public void AddTypeReference (TypeReference type)
+		{
+			TypeReferences [type.token.RID - 1] = type;
+		}
+
+		public FieldDefinition GetFieldDefinition (uint rid)
+		{
+			if (rid < 1 || rid > Fields.Length)
+				return null;
+
+			return Fields [rid - 1];
+		}
+
+		public void AddFieldDefinition (FieldDefinition field)
+		{
+			Fields [field.token.RID - 1] = field;
+		}
+
+		public MethodDefinition GetMethodDefinition (uint rid)
+		{
+			if (rid < 1 || rid > Methods.Length)
+				return null;
+
+			return Methods [rid - 1];
+		}
+
+		public void AddMethodDefinition (MethodDefinition method)
+		{
+			Methods [method.token.RID - 1] = method;
+		}
+
+		public MemberReference GetMemberReference (uint rid)
+		{
+			if (rid < 1 || rid > MemberReferences.Length)
+				return null;
+
+			return MemberReferences [rid - 1];
+		}
+
+		public void AddMemberReference (MemberReference member)
+		{
+			MemberReferences [member.token.RID - 1] = member;
+		}
+
+		public bool TryGetNestedTypeMapping (TypeDefinition type, out uint [] mapping)
+		{
+			return NestedTypes.TryGetValue (type.token.RID, out mapping);
+		}
+
+		public void SetNestedTypeMapping (uint type_rid, uint [] mapping)
+		{
+			NestedTypes [type_rid] = mapping;
+		}
+
+		public void RemoveNestedTypeMapping (TypeDefinition type)
+		{
+			NestedTypes.Remove (type.token.RID);
+		}
+
+		public bool TryGetReverseNestedTypeMapping (TypeDefinition type, out uint declaring)
+		{
+			return ReverseNestedTypes.TryGetValue (type.token.RID, out declaring);
+		}
+
+		public void SetReverseNestedTypeMapping (uint nested, uint declaring)
+		{
+			ReverseNestedTypes.Add (nested, declaring);
+		}
+
+		public void RemoveReverseNestedTypeMapping (TypeDefinition type)
+		{
+			ReverseNestedTypes.Remove (type.token.RID);
+		}
+
+		public bool TryGetInterfaceMapping (TypeDefinition type, out MetadataToken [] mapping)
+		{
+			return Interfaces.TryGetValue (type.token.RID, out mapping);
+		}
+
+		public void SetInterfaceMapping (uint type_rid, MetadataToken [] mapping)
+		{
+			Interfaces [type_rid] = mapping;
+		}
+
+		public void RemoveInterfaceMapping (TypeDefinition type)
+		{
+			Interfaces.Remove (type.token.RID);
+		}
+
+		public void AddPropertiesRange (uint type_rid, Range range)
+		{
+			Properties.Add (type_rid, range);
+		}
+
+		public bool TryGetPropertiesRange (TypeDefinition type, out Range range)
+		{
+			return Properties.TryGetValue (type.token.RID, out range);
+		}
+
+		public void RemovePropertiesRange (TypeDefinition type)
+		{
+			Properties.Remove (type.token.RID);
+		}
+
+		public void AddEventsRange (uint type_rid, Range range)
+		{
+			Events.Add (type_rid, range);
+		}
+
+		public bool TryGetEventsRange (TypeDefinition type, out Range range)
+		{
+			return Events.TryGetValue (type.token.RID, out range);
+		}
+
+		public void RemoveEventsRange (TypeDefinition type)
+		{
+			Events.Remove (type.token.RID);
+		}
+
+		public bool TryGetGenericParameterRange (IGenericParameterProvider owner, out Range range)
+		{
+			return GenericParameters.TryGetValue (owner.MetadataToken, out range);
+		}
+
+		public void RemoveGenericParameterRange (IGenericParameterProvider owner)
+		{
+			GenericParameters.Remove (owner.MetadataToken);
+		}
+
+		public bool TryGetCustomAttributeRange (ICustomAttributeProvider owner, out Range range)
+		{
+			return CustomAttributes.TryGetValue (owner.MetadataToken, out range);
+		}
+
+		public void RemoveCustomAttributeRange (ICustomAttributeProvider owner)
+		{
+			CustomAttributes.Remove (owner.MetadataToken);
+		}
+
+		public bool TryGetSecurityDeclarationRange (ISecurityDeclarationProvider owner, out Range range)
+		{
+			return SecurityDeclarations.TryGetValue (owner.MetadataToken, out range);
+		}
+
+		public void RemoveSecurityDeclarationRange (ISecurityDeclarationProvider owner)
+		{
+			SecurityDeclarations.Remove (owner.MetadataToken);
+		}
+
+		public bool TryGetGenericConstraintMapping (GenericParameter generic_parameter, out MetadataToken [] mapping)
+		{
+			return GenericConstraints.TryGetValue (generic_parameter.token.RID, out mapping);
+		}
+
+		public void SetGenericConstraintMapping (uint gp_rid, MetadataToken [] mapping)
+		{
+			GenericConstraints [gp_rid] = mapping;
+		}
+
+		public void RemoveGenericConstraintMapping (GenericParameter generic_parameter)
+		{
+			GenericConstraints.Remove (generic_parameter.token.RID);
+		}
+
+		public bool TryGetOverrideMapping (MethodDefinition method, out MetadataToken [] mapping)
+		{
+			return Overrides.TryGetValue (method.token.RID, out mapping);
+		}
+
+		public void SetOverrideMapping (uint rid, MetadataToken [] mapping)
+		{
+			Overrides [rid] = mapping;
+		}
+
+		public void RemoveOverrideMapping (MethodDefinition method)
+		{
+			Overrides.Remove (method.token.RID);
+		}
+
+		public TypeDefinition GetFieldDeclaringType (uint field_rid)
+		{
+			return BinaryRangeSearch (Types, field_rid, true);
+		}
+
+		public TypeDefinition GetMethodDeclaringType (uint method_rid)
+		{
+			return BinaryRangeSearch (Types, method_rid, false);
+		}
+
+		static TypeDefinition BinaryRangeSearch (TypeDefinition [] types, uint rid, bool field)
+		{
+			int min = 0;
+			int max = types.Length - 1;
+			while (min <= max) {
+				int mid = min + ((max - min) / 2);
+				var type = types [mid];
+				var range = field ? type.fields_range : type.methods_range;
+
+				if (rid < range.Start)
+					max = mid - 1;
+				else if (rid >= range.Start + range.Length)
+					min = mid + 1;
+				else
+					return type;
+			}
+
+			return null;
+		}
+	}
+}

Mono.Cecil/MethodAttributes.cs

@@ -0,0 +1,66 @@
+//
+// MethodAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum MethodAttributes : ushort {
+		MemberAccessMask	= 0x0007,
+		CompilerControlled	= 0x0000,	// Member not referenceable
+		Private				= 0x0001,	// Accessible only by the parent type
+		FamANDAssem			= 0x0002,	// Accessible by sub-types only in this Assembly
+		Assembly				= 0x0003,	// Accessibly by anyone in the Assembly
+		Family				= 0x0004,	// Accessible only by type and sub-types
+		FamORAssem			= 0x0005,	// Accessibly by sub-types anywhere, plus anyone in assembly
+		Public				= 0x0006,	// Accessibly by anyone who has visibility to this scope
+
+		Static				= 0x0010,	// Defined on type, else per instance
+		Final				= 0x0020,	// Method may not be overridden
+		Virtual				= 0x0040,	// Method is virtual
+		HideBySig			= 0x0080,	// Method hides by name+sig, else just by name
+
+		VtableLayoutMask	= 0x0100,	// Use this mask to retrieve vtable attributes
+		ReuseSlot			= 0x0000,	// Method reuses existing slot in vtable
+		NewSlot				= 0x0100,	// Method always gets a new slot in the vtable
+
+		CheckAccessOnOverride = 0x0200,   // Method can only be overriden if also accessible
+		Abstract			= 0x0400,	// Method does not provide an implementation
+		SpecialName			= 0x0800,	// Method is special
+
+		// Interop Attributes
+		PInvokeImpl			= 0x2000,	// Implementation is forwarded through PInvoke
+		UnmanagedExport		= 0x0008,	// Reserved: shall be zero for conforming implementations
+
+		// Additional flags
+		RTSpecialName		= 0x1000,	// CLI provides 'special' behavior, depending upon the name of the method
+		HasSecurity			= 0x4000,	// Method has security associate with it
+		RequireSecObject	= 0x8000	 // Method calls another method containing security code
+	}
+}

Mono.Cecil/MethodCallingConvention.cs

@@ -0,0 +1,40 @@
+//
+// MethodCallingConvention.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public enum MethodCallingConvention : byte {
+		Default		= 0x0,
+		C			= 0x1,
+		StdCall		= 0x2,
+		ThisCall	= 0x3,
+		FastCall	= 0x4,
+		VarArg		= 0x5,
+		Generic		= 0x10,
+	}
+}

Mono.Cecil/MethodDefinition.cs

@@ -0,0 +1,487 @@
+//
+// MethodDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using Mono.Cecil.Cil;
+using Mono.Collections.Generic;
+
+using RVA = System.UInt32;
+
+namespace Mono.Cecil {
+
+	public sealed class MethodDefinition : MethodReference, IMemberDefinition, ISecurityDeclarationProvider {
+
+		ushort attributes;
+		ushort impl_attributes;
+		internal MethodSemanticsAttributes? sem_attrs;
+		Collection<CustomAttribute> custom_attributes;
+		Collection<SecurityDeclaration> security_declarations;
+
+		internal RVA rva;
+		internal PInvokeInfo pinvoke;
+		Collection<MethodReference> overrides;
+
+		internal MethodBody body;
+
+		public MethodAttributes Attributes {
+			get { return (MethodAttributes) attributes; }
+			set { attributes = (ushort) value; }
+		}
+
+		public MethodImplAttributes ImplAttributes {
+			get { return (MethodImplAttributes) impl_attributes; }
+			set { impl_attributes = (ushort) value; }
+		}
+
+		public MethodSemanticsAttributes SemanticsAttributes {
+			get {
+				if (sem_attrs.HasValue)
+					return sem_attrs.Value;
+
+				if (HasImage) {
+					ReadSemantics ();
+					return sem_attrs.Value;
+				}
+
+				sem_attrs = MethodSemanticsAttributes.None;
+				return sem_attrs.Value;
+			}
+			set { sem_attrs = value; }
+		}
+
+		internal void ReadSemantics ()
+		{
+			if (sem_attrs.HasValue)
+				return;
+
+			var module = this.Module;
+			if (module == null)
+				return;
+
+			if (!module.HasImage)
+				return;
+
+			module.Read (this, (method, reader) => reader.ReadAllSemantics (method));
+		}
+
+		public bool HasSecurityDeclarations {
+			get {
+				if (security_declarations != null)
+					return security_declarations.Count > 0;
+
+				return this.GetHasSecurityDeclarations (Module);
+			}
+		}
+
+		public Collection<SecurityDeclaration> SecurityDeclarations {
+			get { return security_declarations ?? (security_declarations = this.GetSecurityDeclarations (Module)); }
+		}
+
+		public bool HasCustomAttributes {
+			get {
+				if (custom_attributes != null)
+					return custom_attributes.Count > 0;
+
+				return this.GetHasCustomAttributes (Module);
+			}
+		}
+
+		public Collection<CustomAttribute> CustomAttributes {
+			get { return custom_attributes ?? (custom_attributes = this.GetCustomAttributes (Module)); }
+		}
+
+		public int RVA {
+			get { return (int) rva; }
+		}
+
+		public bool HasBody {
+			get {
+				return (attributes & (ushort) MethodAttributes.Abstract) == 0 &&
+					(attributes & (ushort) MethodAttributes.PInvokeImpl) == 0 &&
+					(impl_attributes & (ushort) MethodImplAttributes.InternalCall) == 0 &&
+					(impl_attributes & (ushort) MethodImplAttributes.Native) == 0 &&
+					(impl_attributes & (ushort) MethodImplAttributes.Unmanaged) == 0 &&
+					(impl_attributes & (ushort) MethodImplAttributes.Runtime) == 0;
+			}
+		}
+
+		public MethodBody Body {
+			get {
+				if (body != null)
+					return body;
+
+				if (!HasBody)
+					return null;
+
+				if (HasImage && rva != 0)
+					return body = Module.Read (this, (method, reader) => reader.ReadMethodBody (method));
+
+				return body = new MethodBody (this);
+			}
+			set { body = value; }
+		}
+
+		public bool HasPInvokeInfo {
+			get {
+				if (pinvoke != null)
+					return true;
+
+				return IsPInvokeImpl;
+			}
+		}
+
+		public PInvokeInfo PInvokeInfo {
+			get {
+				if (pinvoke != null)
+					return pinvoke;
+
+				if (HasImage && IsPInvokeImpl)
+					return pinvoke = Module.Read (this, (method, reader) => reader.ReadPInvokeInfo (method));
+
+				return null;
+			}
+			set {
+				IsPInvokeImpl = true;
+				pinvoke = value;
+			}
+		}
+
+		public bool HasOverrides {
+			get {
+				if (overrides != null)
+					return overrides.Count > 0;
+
+				if (HasImage)
+					return Module.Read (this, (method, reader) => reader.HasOverrides (method));
+
+				return false;
+			}
+		}
+
+		public Collection<MethodReference> Overrides {
+			get {
+				if (overrides != null)
+					return overrides;
+
+				if (HasImage)
+					return overrides = Module.Read (this, (method, reader) => reader.ReadOverrides (method));
+
+				return overrides = new Collection<MethodReference> ();
+			}
+		}
+
+		public override bool HasGenericParameters {
+			get {
+				if (generic_parameters != null)
+					return generic_parameters.Count > 0;
+
+				return this.GetHasGenericParameters (Module);
+			}
+		}
+
+		public override Collection<GenericParameter> GenericParameters {
+			get { return generic_parameters ?? (generic_parameters = this.GetGenericParameters (Module)); }
+		}
+
+		#region MethodAttributes
+
+		public bool IsCompilerControlled {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.CompilerControlled); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.CompilerControlled, value); }
+		}
+
+		public bool IsPrivate {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Private); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Private, value); }
+		}
+
+		public bool IsFamilyAndAssembly {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.FamANDAssem); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.FamANDAssem, value); }
+		}
+
+		public bool IsAssembly {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Assembly); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Assembly, value); }
+		}
+
+		public bool IsFamily {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Family); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Family, value); }
+		}
+
+		public bool IsFamilyOrAssembly {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.FamORAssem); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.FamORAssem, value); }
+		}
+
+		public bool IsPublic {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Public); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.MemberAccessMask, (ushort) MethodAttributes.Public, value); }
+		}
+
+		public bool IsStatic {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.Static); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.Static, value); }
+		}
+
+		public bool IsFinal {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.Final); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.Final, value); }
+		}
+
+		public bool IsVirtual {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.Virtual); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.Virtual, value); }
+		}
+
+		public bool IsHideBySig {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.HideBySig); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.HideBySig, value); }
+		}
+
+		public bool IsReuseSlot {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.VtableLayoutMask, (ushort) MethodAttributes.ReuseSlot); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.VtableLayoutMask, (ushort) MethodAttributes.ReuseSlot, value); }
+		}
+
+		public bool IsNewSlot {
+			get { return attributes.GetMaskedAttributes ((ushort) MethodAttributes.VtableLayoutMask, (ushort) MethodAttributes.NewSlot); }
+			set { attributes = attributes.SetMaskedAttributes ((ushort) MethodAttributes.VtableLayoutMask, (ushort) MethodAttributes.NewSlot, value); }
+		}
+
+		public bool IsCheckAccessOnOverride {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.CheckAccessOnOverride); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.CheckAccessOnOverride, value); }
+		}
+
+		public bool IsAbstract {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.Abstract); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.Abstract, value); }
+		}
+
+		public bool IsSpecialName {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.SpecialName); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.SpecialName, value); }
+		}
+
+		public bool IsPInvokeImpl {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.PInvokeImpl); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.PInvokeImpl, value); }
+		}
+
+		public bool IsUnmanagedExport {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.UnmanagedExport); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.UnmanagedExport, value); }
+		}
+
+		public bool IsRuntimeSpecialName {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.RTSpecialName); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.RTSpecialName, value); }
+		}
+
+		public bool HasSecurity {
+			get { return attributes.GetAttributes ((ushort) MethodAttributes.HasSecurity); }
+			set { attributes = attributes.SetAttributes ((ushort) MethodAttributes.HasSecurity, value); }
+		}
+
+		#endregion
+
+		#region MethodImplAttributes
+
+		public bool IsIL {
+			get { return impl_attributes.GetMaskedAttributes ((ushort) MethodImplAttributes.CodeTypeMask, (ushort) MethodImplAttributes.IL); }
+			set { impl_attributes = impl_attributes.SetMaskedAttributes ((ushort) MethodImplAttributes.CodeTypeMask, (ushort) MethodImplAttributes.IL, value); }
+		}
+
+		public bool IsNative {
+			get { return impl_attributes.GetMaskedAttributes ((ushort) MethodImplAttributes.CodeTypeMask, (ushort) MethodImplAttributes.Native); }
+			set { impl_attributes = impl_attributes.SetMaskedAttributes ((ushort) MethodImplAttributes.CodeTypeMask, (ushort) MethodImplAttributes.Native, value); }
+		}
+
+		public bool IsRuntime {
+			get { return impl_attributes.GetMaskedAttributes ((ushort) MethodImplAttributes.CodeTypeMask, (ushort) MethodImplAttributes.Runtime); }
+			set { impl_attributes = impl_attributes.SetMaskedAttributes ((ushort) MethodImplAttributes.CodeTypeMask, (ushort) MethodImplAttributes.Runtime, value); }
+		}
+
+		public bool IsUnmanaged {
+			get { return impl_attributes.GetMaskedAttributes ((ushort) MethodImplAttributes.ManagedMask, (ushort) MethodImplAttributes.Unmanaged); }
+			set { impl_attributes = impl_attributes.SetMaskedAttributes ((ushort) MethodImplAttributes.ManagedMask, (ushort) MethodImplAttributes.Unmanaged, value); }
+		}
+
+		public bool IsManaged {
+			get { return impl_attributes.GetMaskedAttributes ((ushort) MethodImplAttributes.ManagedMask, (ushort) MethodImplAttributes.Managed); }
+			set { impl_attributes = impl_attributes.SetMaskedAttributes ((ushort) MethodImplAttributes.ManagedMask, (ushort) MethodImplAttributes.Managed, value); }
+		}
+
+		public bool IsForwardRef {
+			get { return impl_attributes.GetAttributes ((ushort) MethodImplAttributes.ForwardRef); }
+			set { impl_attributes = impl_attributes.SetAttributes ((ushort) MethodImplAttributes.ForwardRef, value); }
+		}
+
+		public bool IsPreserveSig {
+			get { return impl_attributes.GetAttributes ((ushort) MethodImplAttributes.PreserveSig); }
+			set { impl_attributes = impl_attributes.SetAttributes ((ushort) MethodImplAttributes.PreserveSig, value); }
+		}
+
+		public bool IsInternalCall {
+			get { return impl_attributes.GetAttributes ((ushort) MethodImplAttributes.InternalCall); }
+			set { impl_attributes = impl_attributes.SetAttributes ((ushort) MethodImplAttributes.InternalCall, value); }
+		}
+
+		public bool IsSynchronized {
+			get { return impl_attributes.GetAttributes ((ushort) MethodImplAttributes.Synchronized); }
+			set { impl_attributes = impl_attributes.SetAttributes ((ushort) MethodImplAttributes.Synchronized, value); }
+		}
+
+		public bool NoInlining {
+			get { return impl_attributes.GetAttributes ((ushort) MethodImplAttributes.NoInlining); }
+			set { impl_attributes = impl_attributes.SetAttributes ((ushort) MethodImplAttributes.NoInlining, value); }
+		}
+
+		public bool NoOptimization {
+			get { return impl_attributes.GetAttributes ((ushort) MethodImplAttributes.NoOptimization); }
+			set { impl_attributes = impl_attributes.SetAttributes ((ushort) MethodImplAttributes.NoOptimization, value); }
+		}
+
+		#endregion
+
+		#region MethodSemanticsAttributes
+
+		public bool IsSetter {
+			get { return this.GetSemantics (MethodSemanticsAttributes.Setter); }
+			set { this.SetSemantics (MethodSemanticsAttributes.Setter, value); }
+		}
+
+		public bool IsGetter {
+			get { return this.GetSemantics (MethodSemanticsAttributes.Getter); }
+			set { this.SetSemantics (MethodSemanticsAttributes.Getter, value); }
+		}
+
+		public bool IsOther {
+			get { return this.GetSemantics (MethodSemanticsAttributes.Other); }
+			set { this.SetSemantics (MethodSemanticsAttributes.Other, value); }
+		}
+
+		public bool IsAddOn {
+			get { return this.GetSemantics (MethodSemanticsAttributes.AddOn); }
+			set { this.SetSemantics (MethodSemanticsAttributes.AddOn, value); }
+		}
+
+		public bool IsRemoveOn {
+			get { return this.GetSemantics (MethodSemanticsAttributes.RemoveOn); }
+			set { this.SetSemantics (MethodSemanticsAttributes.RemoveOn, value); }
+		}
+
+		public bool IsFire {
+			get { return this.GetSemantics (MethodSemanticsAttributes.Fire); }
+			set { this.SetSemantics (MethodSemanticsAttributes.Fire, value); }
+		}
+
+		#endregion
+
+		public new TypeDefinition DeclaringType {
+			get { return (TypeDefinition) base.DeclaringType; }
+			set { base.DeclaringType = value; }
+		}
+
+		public bool IsConstructor {
+			get {
+				return this.IsRuntimeSpecialName
+					&& this.IsSpecialName
+					&& (this.Name == ".cctor" || this.Name == ".ctor");
+			}
+		}
+
+		public override bool IsDefinition {
+			get { return true; }
+		}
+
+		internal MethodDefinition ()
+		{
+			this.token = new MetadataToken (TokenType.Method);
+		}
+
+		public MethodDefinition (string name, MethodAttributes attributes, TypeReference returnType)
+			: base (name, returnType)
+		{
+			this.attributes = (ushort) attributes;
+			this.HasThis = !this.IsStatic;
+			this.token = new MetadataToken (TokenType.Method);
+		}
+
+		public override MethodDefinition Resolve ()
+		{
+			return this;
+		}
+	}
+
+	static partial class Mixin {
+
+		public static ParameterDefinition GetParameter (this MethodBody self, int index)
+		{
+			var method = self.method;
+
+			if (method.HasThis) {
+				if (index == 0)
+					return self.ThisParameter;
+
+				index--;
+			}
+
+			var parameters = method.Parameters;
+
+			if (index < 0 || index >= parameters.size)
+				return null;
+
+			return parameters [index];
+		}
+
+		public static VariableDefinition GetVariable (this MethodBody self, int index)
+		{
+			var variables = self.Variables;
+
+			if (index < 0 || index >= variables.size)
+				return null;
+
+			return variables [index];
+		}
+
+		public static bool GetSemantics (this MethodDefinition self, MethodSemanticsAttributes semantics)
+		{
+			return (self.SemanticsAttributes & semantics) != 0;
+		}
+
+		public static void SetSemantics (this MethodDefinition self, MethodSemanticsAttributes semantics, bool value)
+		{
+			if (value)
+				self.SemanticsAttributes |= semantics;
+			else
+				self.SemanticsAttributes &= ~semantics;
+		}
+	}
+}

Mono.Cecil/MethodImplAttributes.cs

@@ -0,0 +1,54 @@
+//
+// MethodImplAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum MethodImplAttributes : ushort {
+		CodeTypeMask		= 0x0003,
+		IL					= 0x0000,	// Method impl is CIL
+		Native				= 0x0001,	// Method impl is native
+		OPTIL				= 0x0002,	// Reserved: shall be zero in conforming implementations
+		Runtime				= 0x0003,	// Method impl is provided by the runtime
+
+		ManagedMask			= 0x0004,	// Flags specifying whether the code is managed or unmanaged
+		Unmanaged			= 0x0004,	// Method impl is unmanaged, otherwise managed
+		Managed				= 0x0000,	// Method impl is managed
+
+		// Implementation info and interop
+		ForwardRef			= 0x0010,	// Indicates method is defined; used primarily in merge scenarios
+		PreserveSig			= 0x0080,	// Reserved: conforming implementations may ignore
+		InternalCall		= 0x1000,	// Reserved: shall be zero in conforming implementations
+		Synchronized		= 0x0020,	// Method is single threaded through the body
+		NoOptimization		= 0x0040,	// Method is not optimized by the JIT.
+		NoInlining			= 0x0008,	// Method may not be inlined
+		MaxMethodImplVal	= 0xffff	 // Range check value
+	}
+}

Mono.Cecil/MethodReference.cs

@@ -0,0 +1,214 @@
+//
+// MethodReference.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Text;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public class MethodReference : MemberReference, IMethodSignature, IGenericParameterProvider, IGenericContext {
+
+		internal ParameterDefinitionCollection parameters;
+		MethodReturnType return_type;
+
+		bool has_this;
+		bool explicit_this;
+		MethodCallingConvention calling_convention;
+		internal Collection<GenericParameter> generic_parameters;
+
+		public virtual bool HasThis {
+			get { return has_this; }
+			set { has_this = value; }
+		}
+
+		public virtual bool ExplicitThis {
+			get { return explicit_this; }
+			set { explicit_this = value; }
+		}
+
+		public virtual MethodCallingConvention CallingConvention {
+			get { return calling_convention; }
+			set { calling_convention = value; }
+		}
+
+		public virtual bool HasParameters {
+			get { return !parameters.IsNullOrEmpty (); }
+		}
+
+		public virtual Collection<ParameterDefinition> Parameters {
+			get {
+				if (parameters == null)
+					parameters = new ParameterDefinitionCollection (this);
+
+				return parameters;
+			}
+		}
+
+		IGenericParameterProvider IGenericContext.Type {
+			get {
+				var declaring_type = this.DeclaringType;
+				var instance = declaring_type as GenericInstanceType;
+				if (instance != null)
+					return instance.ElementType;
+
+				return declaring_type;
+			}
+		}
+
+		IGenericParameterProvider IGenericContext.Method {
+			get { return this; }
+		}
+
+		GenericParameterType IGenericParameterProvider.GenericParameterType {
+			get { return GenericParameterType.Method; }
+		}
+
+		public virtual bool HasGenericParameters {
+			get { return !generic_parameters.IsNullOrEmpty (); }
+		}
+
+		public virtual Collection<GenericParameter> GenericParameters {
+			get {
+				if (generic_parameters != null)
+					return generic_parameters;
+
+				return generic_parameters = new Collection<GenericParameter> ();
+			}
+		}
+
+		public TypeReference ReturnType {
+			get {
+				var return_type = MethodReturnType;
+				return return_type != null ? return_type.ReturnType : null;
+			}
+			set {
+				var return_type = MethodReturnType;
+				if (return_type != null)
+					return_type.ReturnType = value;
+			}
+		}
+
+		public virtual MethodReturnType MethodReturnType {
+			get { return return_type; }
+			set { return_type = value; }
+		}
+
+		public override string FullName {
+			get {
+				var builder = new StringBuilder ();
+				builder.Append (ReturnType.FullName)
+					.Append (" ")
+					.Append (MemberFullName ());
+				this.MethodSignatureFullName (builder);
+				return builder.ToString ();
+			}
+		}
+
+		public virtual bool IsGenericInstance {
+			get { return false; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get {
+				if (this.ReturnType.ContainsGenericParameter || base.ContainsGenericParameter)
+					return true;
+
+				var parameters = this.Parameters;
+
+				for (int i = 0; i < parameters.Count; i++)
+					if (parameters [i].ParameterType.ContainsGenericParameter)
+						return true;
+
+				return false;
+			}
+		}
+
+		internal MethodReference ()
+		{
+			this.return_type = new MethodReturnType (this);
+			this.token = new MetadataToken (TokenType.MemberRef);
+		}
+
+		public MethodReference (string name, TypeReference returnType)
+			: base (name)
+		{
+			if (returnType == null)
+				throw new ArgumentNullException ("returnType");
+
+			this.return_type = new MethodReturnType (this);
+			this.return_type.ReturnType = returnType;
+			this.token = new MetadataToken (TokenType.MemberRef);
+		}
+
+		public MethodReference (string name, TypeReference returnType, TypeReference declaringType)
+			: this (name, returnType)
+		{
+			if (declaringType == null)
+				throw new ArgumentNullException ("declaringType");
+
+			this.DeclaringType = declaringType;
+		}
+
+		public virtual MethodReference GetElementMethod ()
+		{
+			return this;
+		}
+
+		public virtual MethodDefinition Resolve ()
+		{
+			var module = this.Module;
+			if (module == null)
+				throw new NotSupportedException ();
+
+			return module.Resolve (this);
+		}
+	}
+
+	static partial class Mixin {
+
+		public static bool IsVarArg (this IMethodSignature self)
+		{
+			return (self.CallingConvention & MethodCallingConvention.VarArg) != 0;
+		}
+
+		public static int GetSentinelPosition (this IMethodSignature self)
+		{
+			if (!self.HasParameters)
+				return -1;
+
+			var parameters = self.Parameters;
+			for (int i = 0; i < parameters.Count; i++)
+				if (parameters [i].ParameterType.IsSentinel)
+					return i;
+
+			return -1;
+		}
+	}
+}

Mono.Cecil/MethodReturnType.cs

@@ -0,0 +1,100 @@
+//
+// MethodReturnType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public sealed class MethodReturnType : IConstantProvider, ICustomAttributeProvider, IMarshalInfoProvider {
+
+		internal IMethodSignature method;
+		internal ParameterDefinition parameter;
+		TypeReference return_type;
+
+		public IMethodSignature Method {
+			get { return method; }
+		}
+
+		public TypeReference ReturnType {
+			get { return return_type; }
+			set { return_type = value; }
+		}
+
+		internal ParameterDefinition Parameter {
+			get { return parameter ?? (parameter = new ParameterDefinition (return_type)); }
+			set { parameter = value; }
+		}
+
+		public MetadataToken MetadataToken {
+			get { return Parameter.MetadataToken; }
+			set { Parameter.MetadataToken = value; }
+		}
+
+		public bool HasCustomAttributes {
+			get { return parameter != null && parameter.HasCustomAttributes; }
+		}
+
+		public Collection<CustomAttribute> CustomAttributes {
+			get { return Parameter.CustomAttributes; }
+		}
+
+		public bool HasDefault {
+			get { return parameter != null && parameter.HasDefault; }
+			set { Parameter.HasDefault = value; }
+		}
+
+		public bool HasConstant {
+			get { return parameter != null && parameter.HasConstant; }
+			set { Parameter.HasConstant = value; }
+		}
+
+		public object Constant {
+			get { return Parameter.Constant; }
+			set { Parameter.Constant = value; }
+		}
+
+		public bool HasFieldMarshal {
+			get { return parameter != null && parameter.HasFieldMarshal; }
+			set { Parameter.HasFieldMarshal = value; }
+		}
+
+		public bool HasMarshalInfo {
+			get { return parameter != null && parameter.HasMarshalInfo; }
+		}
+
+		public MarshalInfo MarshalInfo {
+			get { return Parameter.MarshalInfo; }
+			set { Parameter.MarshalInfo = value; }
+		}
+
+		public MethodReturnType (IMethodSignature method)
+		{
+			this.method = method;
+		}
+	}
+}

Mono.Cecil/MethodSemanticsAttributes.cs

@@ -0,0 +1,43 @@
+//
+// MethodSemanticsattributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum MethodSemanticsAttributes : ushort {
+		None		= 0x0000,
+		Setter		= 0x0001,	// Setter for property
+		Getter		= 0x0002,	// Getter for property
+		Other		= 0x0004,	// Other method for property or event
+		AddOn		= 0x0008,	// AddOn method for event
+		RemoveOn	= 0x0010,	// RemoveOn method for event
+		Fire		= 0x0020	 // Fire method for event
+	}
+}

Mono.Cecil/MethodSpecification.cs

@@ -0,0 +1,103 @@
+//
+// MethodSpecification.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public abstract class MethodSpecification : MethodReference {
+
+		readonly MethodReference method;
+
+		public MethodReference ElementMethod {
+			get { return method; }
+		}
+
+		public override string Name {
+			get { return method.Name; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override MethodCallingConvention CallingConvention {
+			get { return method.CallingConvention; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override bool HasThis {
+			get { return method.HasThis; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override bool ExplicitThis {
+			get { return method.ExplicitThis; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override MethodReturnType MethodReturnType {
+			get { return method.MethodReturnType; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override TypeReference DeclaringType {
+			get { return method.DeclaringType; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override ModuleDefinition Module {
+			get { return method.Module; }
+		}
+
+		public override bool HasParameters {
+			get { return method.HasParameters; }
+		}
+
+		public override Collection<ParameterDefinition> Parameters {
+			get { return method.Parameters; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return method.ContainsGenericParameter; }
+		}
+
+		internal MethodSpecification (MethodReference method)
+		{
+			if (method == null)
+				throw new ArgumentNullException ("method");
+
+			this.method = method;
+			this.token = new MetadataToken (TokenType.MethodSpec);
+		}
+
+		public sealed override MethodReference GetElementMethod ()
+		{
+			return method.GetElementMethod ();
+		}
+	}
+}

Mono.Cecil/Modifiers.cs

@@ -0,0 +1,137 @@
+//
+// Modifiers.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using MD = Mono.Cecil.Metadata;
+
+namespace Mono.Cecil {
+
+	public interface IModifierType {
+		TypeReference ModifierType { get; }
+		TypeReference ElementType { get; }
+	}
+
+	public sealed class OptionalModifierType : TypeSpecification, IModifierType {
+
+		TypeReference modifier_type;
+
+		public TypeReference ModifierType {
+			get { return modifier_type; }
+			set { modifier_type = value; }
+		}
+
+		public override string Name {
+			get { return base.Name + Suffix; }
+		}
+
+		public override string FullName {
+			get { return base.FullName + Suffix; }
+		}
+
+		string Suffix {
+			get { return " modopt(" + modifier_type + ")"; }
+		}
+
+		public override bool IsValueType {
+			get { return false; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override bool IsOptionalModifier {
+			get { return true; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return modifier_type.ContainsGenericParameter || base.ContainsGenericParameter; }
+		}
+
+		public OptionalModifierType (TypeReference modifierType, TypeReference type)
+			: base (type)
+		{
+			Mixin.CheckModifier (modifierType, type);
+			this.modifier_type = modifierType;
+			this.etype = MD.ElementType.CModOpt;
+		}
+	}
+
+	public sealed class RequiredModifierType : TypeSpecification, IModifierType {
+
+		TypeReference modifier_type;
+
+		public TypeReference ModifierType {
+			get { return modifier_type; }
+			set { modifier_type = value; }
+		}
+
+		public override string Name {
+			get { return base.Name + Suffix; }
+		}
+
+		public override string FullName {
+			get { return base.FullName + Suffix; }
+		}
+
+		string Suffix {
+			get { return " modreq(" + modifier_type + ")"; }
+		}
+
+		public override bool IsValueType {
+			get { return false; }
+			set { throw new InvalidOperationException (); }
+		}
+
+		public override bool IsRequiredModifier {
+			get { return true; }
+		}
+
+		internal override bool ContainsGenericParameter {
+			get { return modifier_type.ContainsGenericParameter || base.ContainsGenericParameter; }
+		}
+
+		public RequiredModifierType (TypeReference modifierType, TypeReference type)
+			: base (type)
+		{
+			Mixin.CheckModifier (modifierType, type);
+			this.modifier_type = modifierType;
+			this.etype = MD.ElementType.CModReqD;
+		}
+
+	}
+
+	static partial class Mixin {
+
+		public static void CheckModifier (TypeReference modifierType, TypeReference type)
+		{
+			if (modifierType == null)
+				throw new ArgumentNullException ("modifierType");
+			if (type == null)
+				throw new ArgumentNullException ("type");
+		}
+	}
+}

Mono.Cecil/ModuleDefinition.cs

@@ -0,0 +1,965 @@
+//
+// ModuleDefinition.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using SR = System.Reflection;
+
+using Mono.Cecil.Cil;
+using Mono.Cecil.Metadata;
+using Mono.Cecil.PE;
+using Mono.Collections.Generic;
+
+namespace Mono.Cecil {
+
+	public enum ReadingMode {
+		Immediate = 1,
+		Deferred = 2,
+	}
+
+	public sealed class ReaderParameters {
+
+		ReadingMode reading_mode;
+		IAssemblyResolver assembly_resolver;
+		Stream symbol_stream;
+		ISymbolReaderProvider symbol_reader_provider;
+		bool read_symbols;
+
+		public ReadingMode ReadingMode {
+			get { return reading_mode; }
+			set { reading_mode = value; }
+		}
+
+		public IAssemblyResolver AssemblyResolver {
+			get { return assembly_resolver; }
+			set { assembly_resolver = value; }
+		}
+
+		public Stream SymbolStream {
+			get { return symbol_stream; }
+			set { symbol_stream = value; }
+		}
+
+		public ISymbolReaderProvider SymbolReaderProvider {
+			get { return symbol_reader_provider; }
+			set { symbol_reader_provider = value; }
+		}
+
+		public bool ReadSymbols {
+			get { return read_symbols; }
+			set { read_symbols = value; }
+		}
+
+		public ReaderParameters ()
+			: this (ReadingMode.Deferred)
+		{
+		}
+
+		public ReaderParameters (ReadingMode readingMode)
+		{
+			this.reading_mode = readingMode;
+		}
+	}
+
+#if !READ_ONLY
+
+	public sealed class ModuleParameters {
+
+		ModuleKind kind;
+		TargetRuntime runtime;
+		TargetArchitecture architecture;
+		IAssemblyResolver assembly_resolver;
+
+		public ModuleKind Kind {
+			get { return kind; }
+			set { kind = value; }
+		}
+
+		public TargetRuntime Runtime {
+			get { return runtime; }
+			set { runtime = value; }
+		}
+
+		public TargetArchitecture Architecture {
+			get { return architecture; }
+			set { architecture = value; }
+		}
+
+		public IAssemblyResolver AssemblyResolver {
+			get { return assembly_resolver; }
+			set { assembly_resolver = value; }
+		}
+
+		public ModuleParameters ()
+		{
+			this.kind = ModuleKind.Dll;
+			this.runtime = GetCurrentRuntime ();
+			this.architecture = TargetArchitecture.I386;
+		}
+
+		static TargetRuntime GetCurrentRuntime ()
+		{
+#if !CF
+			return typeof (object).Assembly.ImageRuntimeVersion.ParseRuntime ();
+#else
+			var corlib_version = typeof (object).Assembly.GetName ().Version;
+			switch (corlib_version.Major) {
+			case 1:
+				return corlib_version.Minor == 0
+					? TargetRuntime.Net_1_0
+					: TargetRuntime.Net_1_1;
+			case 2:
+				return TargetRuntime.Net_2_0;
+			case 4:
+				return TargetRuntime.Net_4_0;
+			default:
+				throw new NotSupportedException ();
+			}
+#endif
+		}
+	}
+
+	public sealed class WriterParameters {
+
+		Stream symbol_stream;
+		ISymbolWriterProvider symbol_writer_provider;
+		bool write_symbols;
+#if !SILVERLIGHT && !CF
+		SR.StrongNameKeyPair key_pair;
+#endif
+		public Stream SymbolStream {
+			get { return symbol_stream; }
+			set { symbol_stream = value; }
+		}
+
+		public ISymbolWriterProvider SymbolWriterProvider {
+			get { return symbol_writer_provider; }
+			set { symbol_writer_provider = value; }
+		}
+
+		public bool WriteSymbols {
+			get { return write_symbols; }
+			set { write_symbols = value; }
+		}
+#if !SILVERLIGHT && !CF
+		public SR.StrongNameKeyPair StrongNameKeyPair {
+			get { return key_pair; }
+			set { key_pair = value; }
+		}
+#endif
+	}
+
+#endif
+
+	public sealed class ModuleDefinition : ModuleReference, ICustomAttributeProvider {
+
+		internal Image Image;
+		internal MetadataSystem MetadataSystem;
+		internal ReadingMode ReadingMode;
+		internal ISymbolReaderProvider SymbolReaderProvider;
+		internal ISymbolReader SymbolReader;
+
+		internal IAssemblyResolver assembly_resolver;
+		internal TypeSystem type_system;
+
+		readonly MetadataReader reader;
+		readonly string fq_name;
+
+		internal ModuleKind kind;
+		TargetRuntime runtime;
+		TargetArchitecture architecture;
+		ModuleAttributes attributes;
+		Guid mvid;
+
+		internal AssemblyDefinition assembly;
+		MethodDefinition entry_point;
+
+#if !READ_ONLY
+		MetadataImporter importer;
+#endif
+		Collection<CustomAttribute> custom_attributes;
+		Collection<AssemblyNameReference> references;
+		Collection<ModuleReference> modules;
+		Collection<Resource> resources;
+		Collection<ExportedType> exported_types;
+		TypeDefinitionCollection types;
+
+		public bool IsMain {
+			get { return kind != ModuleKind.NetModule; }
+		}
+
+		public ModuleKind Kind {
+			get { return kind; }
+			set { kind = value; }
+		}
+
+		public TargetRuntime Runtime {
+			get { return runtime; }
+			set { runtime = value; }
+		}
+
+		public TargetArchitecture Architecture {
+			get { return architecture; }
+			set { architecture = value; }
+		}
+
+		public ModuleAttributes Attributes {
+			get { return attributes; }
+			set { attributes = value; }
+		}
+
+		public string FullyQualifiedName {
+			get { return fq_name; }
+		}
+
+		public Guid Mvid {
+			get { return mvid; }
+			set { mvid = value; }
+		}
+
+		internal bool HasImage {
+			get { return Image != null; }
+		}
+
+		public bool HasSymbols {
+			get { return SymbolReader != null; }
+		}
+
+		public override MetadataScopeType MetadataScopeType {
+			get { return MetadataScopeType.ModuleDefinition; }
+		}
+
+		public AssemblyDefinition Assembly {
+			get { return assembly; }
+		}
+
+#if !READ_ONLY
+		internal MetadataImporter MetadataImporter {
+			get { return importer ?? (importer = new MetadataImporter (this)); }
+		}
+#endif
+
+		public IAssemblyResolver AssemblyResolver {
+			get { return assembly_resolver; }
+		}
+
+		public TypeSystem TypeSystem {
+			get { return type_system ?? (type_system = TypeSystem.CreateTypeSystem (this)); }
+		}
+
+		public bool HasAssemblyReferences {
+			get {
+				if (references != null)
+					return references.Count > 0;
+
+				return HasImage && Image.HasTable (Table.AssemblyRef);
+			}
+		}
+
+		public Collection<AssemblyNameReference> AssemblyReferences {
+			get {
+				if (references != null)
+					return references;
+
+				if (HasImage)
+					return references = Read (this, (_, reader) => reader.ReadAssemblyReferences ());
+
+				return references = new Collection<AssemblyNameReference> ();
+			}
+		}
+
+		public bool HasModuleReferences {
+			get {
+				if (modules != null)
+					return modules.Count > 0;
+
+				return HasImage && Image.HasTable (Table.ModuleRef);
+			}
+		}
+
+		public Collection<ModuleReference> ModuleReferences {
+			get {
+				if (modules != null)
+					return modules;
+
+				if (HasImage)
+					return modules = Read (this, (_, reader) => reader.ReadModuleReferences ());
+
+				return modules = new Collection<ModuleReference> ();
+			}
+		}
+
+		public bool HasResources {
+			get {
+				if (resources != null)
+					return resources.Count > 0;
+
+				if (HasImage)
+					return Image.HasTable (Table.ManifestResource) || Read (this, (_, reader) => reader.HasFileResource ());
+
+				return false;
+			}
+		}
+
+		public Collection<Resource> Resources {
+			get {
+				if (resources != null)
+					return resources;
+
+				if (HasImage)
+					return resources = Read (this, (_, reader) => reader.ReadResources ());
+
+				return resources = new Collection<Resource> ();
+			}
+		}
+
+		public bool HasCustomAttributes {
+			get {
+				if (custom_attributes != null)
+					return custom_attributes.Count > 0;
+
+				return this.GetHasCustomAttributes (this);
+			}
+		}
+
+		public Collection<CustomAttribute> CustomAttributes {
+			get { return custom_attributes ?? (custom_attributes = this.GetCustomAttributes (this)); }
+		}
+
+		public bool HasTypes {
+			get {
+				if (types != null)
+					return types.Count > 0;
+
+				return HasImage && Image.HasTable (Table.TypeDef);
+			}
+		}
+
+		public Collection<TypeDefinition> Types {
+			get {
+				if (types != null)
+					return types;
+
+				if (HasImage)
+					return types = Read (this, (_, reader) => reader.ReadTypes ());
+
+				return types = new TypeDefinitionCollection (this);
+			}
+		}
+
+		public bool HasExportedTypes {
+			get {
+				if (exported_types != null)
+					return exported_types.Count > 0;
+
+				return HasImage && Image.HasTable (Table.ExportedType);
+			}
+		}
+
+		public Collection<ExportedType> ExportedTypes {
+			get {
+				if (exported_types != null)
+					return exported_types;
+
+				if (HasImage)
+					return exported_types = Read (this, (_, reader) => reader.ReadExportedTypes ());
+
+				return exported_types = new Collection<ExportedType> ();
+			}
+		}
+
+		public MethodDefinition EntryPoint {
+			get {
+				if (entry_point != null)
+					return entry_point;
+
+				if (HasImage)
+					return entry_point = Read (this, (_, reader) => reader.ReadEntryPoint ());
+
+				return entry_point = null;
+			}
+			set { entry_point = value; }
+		}
+
+		internal ModuleDefinition ()
+		{
+			this.MetadataSystem = new MetadataSystem ();
+			this.token = new MetadataToken (TokenType.Module, 1);
+			this.assembly_resolver = GlobalAssemblyResolver.Instance;
+		}
+
+		internal ModuleDefinition (Image image)
+			: this ()
+		{
+			this.Image = image;
+			this.kind = image.Kind;
+			this.runtime = image.Runtime;
+			this.architecture = image.Architecture;
+			this.attributes = image.Attributes;
+			this.fq_name = image.FileName;
+
+			this.reader = new MetadataReader (this);
+		}
+
+		public bool HasTypeReference (string fullName)
+		{
+			return HasTypeReference (string.Empty, fullName);
+		}
+
+		public bool HasTypeReference (string scope, string fullName)
+		{
+			CheckFullName (fullName);
+
+			if (!HasImage)
+				return false;
+
+			return Read (this, (_, reader) => reader.GetTypeReference (scope, fullName) != null);
+		}
+
+		public bool TryGetTypeReference (string fullName, out TypeReference type)
+		{
+			return TryGetTypeReference (string.Empty, fullName, out type);
+		}
+
+		public bool TryGetTypeReference (string scope, string fullName, out TypeReference type)
+		{
+			CheckFullName (fullName);
+
+			if (!HasImage) {
+				type = null;
+				return false;
+			}
+
+			return (type = Read (this, (_, reader) => reader.GetTypeReference (scope, fullName))) != null;
+		}
+
+		public IEnumerable<TypeReference> GetTypeReferences ()
+		{
+			if (!HasImage)
+				return Empty<TypeReference>.Array;
+
+			return Read (this, (_, reader) => reader.GetTypeReferences ());
+		}
+
+		public IEnumerable<MemberReference> GetMemberReferences ()
+		{
+			if (!HasImage)
+				return Empty<MemberReference>.Array;
+
+			return Read (this, (_, reader) => reader.GetMemberReferences ());
+		}
+
+		public TypeDefinition GetType (string fullName)
+		{
+			CheckFullName (fullName);
+
+			var position = fullName.IndexOf ('/');
+			if (position > 0)
+				return GetNestedType (fullName);
+
+			return ((TypeDefinitionCollection) this.Types).GetType (fullName);
+		}
+
+		public TypeDefinition GetType (string @namespace, string name)
+		{
+			Mixin.CheckName (name);
+
+			return ((TypeDefinitionCollection) this.Types).GetType (@namespace ?? string.Empty, name);
+		}
+
+		static void CheckFullName (string fullName)
+		{
+			if (fullName == null)
+				throw new ArgumentNullException ("fullName");
+			if (fullName.Length == 0)
+				throw new ArgumentException ();
+		}
+
+		TypeDefinition GetNestedType (string fullname)
+		{
+			var names = fullname.Split ('/');
+			var type = GetType (names [0]);
+
+			if (type == null)
+				return null;
+
+			for (int i = 1; i < names.Length; i++) {
+				var nested_type = type.GetNestedType (names [i]);
+				if (nested_type == null)
+					return null;
+
+				type = nested_type;
+			}
+
+			return type;
+		}
+
+		internal FieldDefinition Resolve (FieldReference field)
+		{
+			return MetadataResolver.Resolve (AssemblyResolver, field);
+		}
+
+		internal MethodDefinition Resolve (MethodReference method)
+		{
+			return MetadataResolver.Resolve (AssemblyResolver, method);
+		}
+
+		internal TypeDefinition Resolve (TypeReference type)
+		{
+			return MetadataResolver.Resolve (AssemblyResolver, type);
+		}
+
+#if !READ_ONLY
+
+		static void CheckType (object type)
+		{
+			if (type == null)
+				throw new ArgumentNullException ("type");
+		}
+
+		static void CheckField (object field)
+		{
+			if (field == null)
+				throw new ArgumentNullException ("field");
+		}
+
+		static void CheckMethod (object method)
+		{
+			if (method == null)
+				throw new ArgumentNullException ("method");
+		}
+
+		static void CheckContext (IGenericParameterProvider context, ModuleDefinition module)
+		{
+			if (context == null)
+				return;
+
+			if (context.Module != module)
+				throw new ArgumentException ();
+		}
+
+#if !CF
+		public TypeReference Import (Type type)
+		{
+			CheckType (type);
+
+			return MetadataImporter.ImportType (type, null, ImportGenericKind.Definition);
+		}
+
+		public TypeReference Import (Type type, TypeReference context)
+		{
+			return Import (type, (IGenericParameterProvider) context);
+		}
+
+		public TypeReference Import (Type type, MethodReference context)
+		{
+			return Import (type, (IGenericParameterProvider) context);
+		}
+
+		TypeReference Import (Type type, IGenericParameterProvider context)
+		{
+			CheckType (type);
+			CheckContext (context, this);
+
+			return MetadataImporter.ImportType (
+				type,
+				(IGenericContext) context,
+				context != null
+					? ImportGenericKind.Open
+					: ImportGenericKind.Definition);
+		}
+
+		public FieldReference Import (SR.FieldInfo field)
+		{
+			CheckField (field);
+
+			return MetadataImporter.ImportField (field, null);
+		}
+
+		public FieldReference Import (SR.FieldInfo field, TypeReference context)
+		{
+			return Import (field, (IGenericParameterProvider) context);
+		}
+
+		public FieldReference Import (SR.FieldInfo field, MethodReference context)
+		{
+			return Import (field, (IGenericParameterProvider) context);
+		}
+
+		FieldReference Import (SR.FieldInfo field, IGenericParameterProvider context)
+		{
+			CheckField (field);
+			CheckContext (context, this);
+
+			return MetadataImporter.ImportField (field, (IGenericContext) context);
+		}
+
+		public MethodReference Import (SR.MethodBase method)
+		{
+			CheckMethod (method);
+
+			return MetadataImporter.ImportMethod (method, null, ImportGenericKind.Definition);
+		}
+
+		public MethodReference Import (SR.MethodBase method, TypeReference context)
+		{
+			return Import (method, (IGenericParameterProvider) context);
+		}
+
+		public MethodReference Import (SR.MethodBase method, MethodReference context)
+		{
+			return Import (method, (IGenericParameterProvider) context);
+		}
+
+		MethodReference Import (SR.MethodBase method, IGenericParameterProvider context)
+		{
+			CheckMethod (method);
+			CheckContext (context, this);
+
+			return MetadataImporter.ImportMethod (method,
+				(IGenericContext) context,
+				context != null
+					? ImportGenericKind.Open
+					: ImportGenericKind.Definition);
+		}
+#endif
+
+		public TypeReference Import (TypeReference type)
+		{
+			CheckType (type);
+
+			if (type.Module == this)
+				return type;
+
+			return MetadataImporter.ImportType (type, null);
+		}
+
+		public TypeReference Import (TypeReference type, TypeReference context)
+		{
+			return Import (type, (IGenericParameterProvider) context);
+		}
+
+		public TypeReference Import (TypeReference type, MethodReference context)
+		{
+			return Import (type, (IGenericParameterProvider) context);
+		}
+
+		TypeReference Import (TypeReference type, IGenericParameterProvider context)
+		{
+			CheckType (type);
+
+			if (type.Module == this)
+				return type;
+
+			CheckContext (context, this);
+
+			return MetadataImporter.ImportType (type, (IGenericContext) context);
+		}
+
+		public FieldReference Import (FieldReference field)
+		{
+			CheckField (field);
+
+			if (field.Module == this)
+				return field;
+
+			return MetadataImporter.ImportField (field, null);
+		}
+
+		public FieldReference Import (FieldReference field, TypeReference context)
+		{
+			return Import (field, (IGenericParameterProvider) context);
+		}
+
+		public FieldReference Import (FieldReference field, MethodReference context)
+		{
+			return Import (field, (IGenericParameterProvider) context);
+		}
+
+		FieldReference Import (FieldReference field, IGenericParameterProvider context)
+		{
+			CheckField (field);
+
+			if (field.Module == this)
+				return field;
+
+			CheckContext (context, this);
+
+			return MetadataImporter.ImportField (field, (IGenericContext) context);
+		}
+
+		public MethodReference Import (MethodReference method)
+		{
+			CheckMethod (method);
+
+			if (method.Module == this)
+				return method;
+
+			return MetadataImporter.ImportMethod (method, null);
+		}
+
+		public MethodReference Import (MethodReference method, TypeReference context)
+		{
+			return Import (method, (IGenericParameterProvider) context);
+		}
+
+		public MethodReference Import (MethodReference method, MethodReference context)
+		{
+			return Import (method, (IGenericParameterProvider) context);
+		}
+
+		MethodReference Import (MethodReference method, IGenericParameterProvider context)
+		{
+			CheckMethod (method);
+
+			if (method.Module == this)
+				return method;
+
+			CheckContext (context, this);
+
+			return MetadataImporter.ImportMethod (method, (IGenericContext) context);
+		}
+
+#endif
+
+		public IMetadataTokenProvider LookupToken (int token)
+		{
+			return LookupToken (new MetadataToken ((uint) token));
+		}
+
+		public IMetadataTokenProvider LookupToken (MetadataToken token)
+		{
+			return Read (this, (_, reader) => reader.LookupToken (token));
+		}
+
+		internal TRet Read<TItem, TRet> (TItem item, Func<TItem, MetadataReader, TRet> read)
+		{
+			var position = reader.position;
+			var context = reader.context;
+
+			var ret = read (item, reader);
+
+			reader.position = position;
+			reader.context = context;
+
+			return ret;
+		}
+
+		void ProcessDebugHeader ()
+		{
+			if (Image == null || Image.Debug.IsZero)
+				return;
+
+			byte [] header;
+			var directory = Image.GetDebugHeader (out header);
+
+			if (!SymbolReader.ProcessDebugHeader (directory, header))
+				throw new InvalidOperationException ();
+		}
+
+#if !READ_ONLY
+
+		public static ModuleDefinition CreateModule (string name, ModuleKind kind)
+		{
+			return CreateModule (name, new ModuleParameters { Kind = kind });
+		}
+
+		public static ModuleDefinition CreateModule (string name, ModuleParameters parameters)
+		{
+			Mixin.CheckName (name);
+			Mixin.CheckParameters (parameters);
+
+			var module = new ModuleDefinition {
+				Name = name,
+				kind = parameters.Kind,
+				runtime = parameters.Runtime,
+				architecture = parameters.Architecture,
+				mvid = Guid.NewGuid (),
+				Attributes = ModuleAttributes.ILOnly,
+			};
+
+			if (parameters.AssemblyResolver != null)
+				module.assembly_resolver = parameters.AssemblyResolver;
+
+			if (parameters.Kind != ModuleKind.NetModule) {
+				var assembly = new AssemblyDefinition ();
+				module.assembly = assembly;
+				module.assembly.Name = new AssemblyNameDefinition (name, new Version (0, 0));
+				assembly.main_module = module;
+			}
+
+			module.Types.Add (new TypeDefinition (string.Empty, "<Module>", TypeAttributes.NotPublic));
+
+			return module;
+		}
+
+#endif
+
+		public void ReadSymbols ()
+		{
+			if (string.IsNullOrEmpty (fq_name))
+				throw new InvalidOperationException ();
+
+			var provider = SymbolProvider.GetPlatformReaderProvider ();
+
+			SymbolReader = provider.GetSymbolReader (this, fq_name);
+
+			ProcessDebugHeader ();
+		}
+
+		public void ReadSymbols (ISymbolReader reader)
+		{
+			if (reader == null)
+				throw new ArgumentNullException ("reader");
+
+			SymbolReader = reader;
+
+			ProcessDebugHeader ();
+		}
+
+		public static ModuleDefinition ReadModule (string fileName)
+		{
+			return ReadModule (fileName, new ReaderParameters (ReadingMode.Deferred));
+		}
+
+		public static ModuleDefinition ReadModule (Stream stream)
+		{
+			return ReadModule (stream, new ReaderParameters (ReadingMode.Deferred));
+		}
+
+		public static ModuleDefinition ReadModule (string fileName, ReaderParameters parameters)
+		{
+			using (var stream = GetFileStream (fileName, FileMode.Open, FileAccess.Read, FileShare.Read)) {
+				return ReadModule (stream, parameters);
+			}
+		}
+
+		static void CheckStream (object stream)
+		{
+			if (stream == null)
+				throw new ArgumentNullException ("stream");
+		}
+
+		public static ModuleDefinition ReadModule (Stream stream, ReaderParameters parameters)
+		{
+			CheckStream (stream);
+			if (!stream.CanRead || !stream.CanSeek)
+				throw new ArgumentException ();
+			Mixin.CheckParameters (parameters);
+
+			return ModuleReader.CreateModuleFrom (
+				ImageReader.ReadImageFrom (stream),
+				parameters);
+		}
+
+		static Stream GetFileStream (string fileName, FileMode mode, FileAccess access, FileShare share)
+		{
+			if (fileName == null)
+				throw new ArgumentNullException ("fileName");
+			if (fileName.Length == 0)
+				throw new ArgumentException ();
+
+			return new FileStream (fileName, mode, access, share);
+		}
+
+#if !READ_ONLY
+
+		public void Write (string fileName)
+		{
+			Write (fileName, new WriterParameters ());
+		}
+
+		public void Write (Stream stream)
+		{
+			Write (stream, new WriterParameters ());
+		}
+
+		public void Write (string fileName, WriterParameters parameters)
+		{
+			using (var stream = GetFileStream (fileName, FileMode.Create, FileAccess.ReadWrite, FileShare.None)) {
+				Write (stream, parameters);
+			}
+		}
+
+		public void Write (Stream stream, WriterParameters parameters)
+		{
+			CheckStream (stream);
+			if (!stream.CanWrite || !stream.CanSeek)
+				throw new ArgumentException ();
+			Mixin.CheckParameters (parameters);
+
+			ModuleWriter.WriteModuleTo (this, stream, parameters);
+		}
+
+#endif
+
+	}
+
+	static partial class Mixin {
+
+		public static void CheckParameters (object parameters)
+		{
+			if (parameters == null)
+				throw new ArgumentNullException ("parameters");
+		}
+
+		public static bool HasImage (this ModuleDefinition self)
+		{
+			return self != null && self.HasImage;
+		}
+
+		public static string GetFullyQualifiedName (this Stream self)
+		{
+#if !SILVERLIGHT
+			var file_stream = self as FileStream;
+			if (file_stream == null)
+				return string.Empty;
+
+			return Path.GetFullPath (file_stream.Name);
+#else
+			return string.Empty;
+#endif
+		}
+
+		public static TargetRuntime ParseRuntime (this string self)
+		{
+			switch (self [1]) {
+			case '1':
+				return self [3] == '0'
+					? TargetRuntime.Net_1_0
+					: TargetRuntime.Net_1_1;
+			case '2':
+				return TargetRuntime.Net_2_0;
+			case '4':
+			default:
+				return TargetRuntime.Net_4_0;
+			}
+		}
+	}
+}

Mono.Cecil/ModuleKind.cs

@@ -0,0 +1,52 @@
+//
+// ModuleKind.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	public enum ModuleKind {
+		Dll,
+		Console,
+		Windows,
+		NetModule,
+	}
+
+	public enum TargetArchitecture {
+		I386,
+		AMD64,
+		IA64,
+	}
+
+	[Flags]
+	public enum ModuleAttributes {
+		ILOnly = 1,
+		Required32Bit = 2,
+		StrongNameSigned = 8,
+	}
+}

Mono.Cecil/ModuleReference.cs

@@ -0,0 +1,67 @@
+//
+// ModuleReference.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public class ModuleReference : IMetadataScope {
+
+		string name;
+
+		internal MetadataToken token;
+
+		public string Name {
+			get { return name; }
+			set { name = value; }
+		}
+
+		public virtual MetadataScopeType MetadataScopeType {
+			get { return MetadataScopeType.ModuleReference; }
+		}
+
+		public MetadataToken MetadataToken {
+			get { return token; }
+			set { token = value; }
+		}
+
+		internal ModuleReference ()
+		{
+			this.token = new MetadataToken (TokenType.ModuleRef);
+		}
+
+		public ModuleReference (string name)
+			: this ()
+		{
+			this.name = name;
+		}
+
+		public override string ToString ()
+		{
+			return name;
+		}
+	}
+}

Mono.Cecil/NativeType.cs

@@ -0,0 +1,73 @@
+//
+// NativeType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public enum NativeType {
+		None = 0x66,
+
+		Boolean = 0x02,
+		I1 = 0x03,
+		U1 = 0x04,
+		I2 = 0x05,
+		U2 = 0x06,
+		I4 = 0x07,
+		U4 = 0x08,
+		I8 = 0x09,
+		U8 = 0x0a,
+		R4 = 0x0b,
+		R8 = 0x0c,
+		LPStr = 0x14,
+		Int = 0x1f,
+		UInt = 0x20,
+		Func = 0x26,
+		Array = 0x2a,
+
+		// Msft specific
+		Currency = 0x0f,
+		BStr = 0x13,
+		LPWStr = 0x15,
+		LPTStr = 0x16,
+		FixedSysString = 0x17,
+		IUnknown = 0x19,
+		IDispatch = 0x1a,
+		Struct = 0x1b,
+		IntF = 0x1c,
+		SafeArray = 0x1d,
+		FixedArray = 0x1e,
+		ByValStr = 0x22,
+		ANSIBStr = 0x23,
+		TBStr = 0x24,
+		VariantBool = 0x25,
+		ASAny = 0x28,
+		LPStruct = 0x2b,
+		CustomMarshaler = 0x2c,
+		Error = 0x2d,
+		Max = 0x50
+	}
+}

Mono.Cecil/PInvokeAttributes.cs

@@ -0,0 +1,62 @@
+//
+// PInvokeAttributes.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2010 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+namespace Mono.Cecil {
+
+	[Flags]
+	public enum PInvokeAttributes : ushort {
+		NoMangle			= 0x0001,	// PInvoke is to use the member name as specified
+
+		// Character set
+		CharSetMask			= 0x0006,
+		CharSetNotSpec		= 0x0000,
+		CharSetAnsi			= 0x0002,
+		CharSetUnicode		= 0x0004,
+		CharSetAuto			= 0x0006,
+
+		SupportsLastError	= 0x0040,	// Information about target function. Not relevant for fields
+
+		// Calling convetion
+		CallConvMask		= 0x0700,
+		CallConvWinapi		= 0x0100,
+		CallConvCdecl		= 0x0200,
+		CallConvStdCall		= 0x0300,
+		CallConvThiscall	= 0x0400,
+		CallConvFastcall	= 0x0500,
+
+		BestFitMask			= 0x0030,
+		BestFitEnabled		= 0x0010,
+		BestFidDisabled		= 0x0020,
+
+		ThrowOnUnmappableCharMask = 0x3000,
+		ThrowOnUnmappableCharEnabled = 0x1000,
+		ThrowOnUnmappableCharDisabled = 0x2000,
+	}
+}