@ -9,10 +9,11 @@ using System.Reflection.Metadata.Ecma335;
using System.Reflection.PortableExecutable ; using System.Reflection.PortableExecutable ;
using System.Security.Cryptography ; using System.Security.Cryptography ;
using System.Text ; using System.Text ;
using ICSharpCode.Decompiler.Documentation ;
using ICSharpCode.Decompiler.TypeSystem ; using ICSharpCode.Decompiler.TypeSystem ;
using ICSharpCode.Decompiler.Util ; using ICSharpCode.Decompiler.Util ;
namespace ICSharpCode.Decompiler.Dom namespace ICSharpCode.Decompiler.Metadata
{ {
using SRMMemberRef = System . Reflection . Metadata . MemberReference ; using SRMMemberRef = System . Reflection . Metadata . MemberReference ;
using SRMMethod = System . Reflection . Metadata . MethodDefinition ; using SRMMethod = System . Reflection . Metadata . MethodDefinition ;
@ -41,12 +42,6 @@ namespace ICSharpCode.Decompiler.Dom
} }
} }
public interface ICustomAttributeProvider
{
PEFile Module { get ; }
CustomAttributeHandleCollection CustomAttributes { get ; }
}
public interface IAssemblyResolver public interface IAssemblyResolver
{ {
PEFile Resolve ( IAssemblyReference reference ) ; PEFile Resolve ( IAssemblyReference reference ) ;
@ -66,45 +61,21 @@ namespace ICSharpCode.Decompiler.Dom
public interface IAssemblyDocumentationResolver public interface IAssemblyDocumentationResolver
{ {
XmlDocumentationProvider GetProvider ( ) ;
} }
public struct Variable { } public interface IMetadataEntity
public interface IDebugInfoProvider
{
IList < SequencePoint > GetSequencePoints ( MethodDefinition method ) ;
IList < Variable > GetVariables ( MethodDefinition method ) ;
}
public interface IMemberReference
{ {
PEFile Module { get ; } PEFile Module { get ; }
string Name { get ; } EntityHandle Handle { get ; }
IMemberDefinition GetDefinition ( ) ;
ITypeReference DeclaringType { get ; }
} }
public interface IMemberDefinition : IMemberReference , ICustomAttributeProvider public struct Variable { }
{
new TypeDefinition DeclaringType { get ; }
}
public interface IMethodReference : IMemberReference
{
}
public interface ITypeReference : IMemberReference
{
PEFile Module { get ; }
FullTypeName FullName { get ; }
string Namespace { get ; }
new TypeDefinition GetDefinition ( ) ;
}
public interface ITypeDefinition : ITypeReference , IMemberDefinition public interface IDebugInfoProvider
{ {
new PEFile Module { get ; } IList < SequencePoint > GetSequencePoints ( MethodDefinition method ) ;
TypeDefinitionHandle Handle { get ; } IList < Variable > GetVariables ( MethodDefinition method ) ;
} }
public class PEFile public class PEFile
@ -348,11 +319,107 @@ namespace ICSharpCode.Decompiler.Dom
} }
} }
public struct MethodDefinition : IEquatable < MethodDefinition > , IMethodReference , IMemberDefinition public struct Entity : IEquatable < Entity > , IMetadataEntity
{
public PEFile Module { get ; }
public EntityHandle Handle { get ; }
public bool IsNil = > Handle . IsNil ;
public Entity ( PEFile module , EntityHandle handle ) : this ( )
{
this . Module = module ? ? throw new ArgumentNullException ( nameof ( module ) ) ;
this . Handle = handle ;
}
public bool IsType ( ) = > Handle . Kind = = HandleKind . TypeDefinition | | Handle . Kind = = HandleKind . TypeReference | | Handle . Kind = = HandleKind . TypeSpecification ;
public TypeDefinition ResolveAsType ( )
{
return MetadataResolver . ResolveType ( Handle , new SimpleMetadataResolveContext ( Module ) ) ;
}
public MethodDefinition ResolveAsMethod ( )
{
return MetadataResolver . ResolveMember ( Handle , new SimpleMetadataResolveContext ( Module ) ) ;
}
public bool Equals ( Entity other )
{
return Module = = other . Module & & Handle = = other . Handle ;
}
public override bool Equals ( object obj )
{
if ( obj is Entity entity )
return Equals ( entity ) ;
return false ;
}
public override int GetHashCode ( )
{
return unchecked ( 9 8 2 4 5 1 6 2 9 * Module . GetHashCode ( ) + 9 8 2 4 5 1 6 5 3 * MetadataTokens . GetToken ( Handle ) ) ;
}
public static bool operator = = ( Entity lhs , Entity rhs ) = > lhs . Equals ( rhs ) ;
public static bool operator ! = ( Entity lhs , Entity rhs ) = > ! lhs . Equals ( rhs ) ;
public static implicit operator Entity ( MethodDefinition method )
{
return new Entity ( method . Module , method . Handle ) ;
}
public static implicit operator Entity ( PropertyDefinition property )
{
return new Entity ( property . Module , property . Handle ) ;
}
public static implicit operator Entity ( EventDefinition @event )
{
return new Entity ( @event . Module , @event . Handle ) ;
}
public static implicit operator Entity ( FieldDefinition field )
{
return new Entity ( field . Module , field . Handle ) ;
}
public static implicit operator Entity ( TypeDefinition type )
{
return new Entity ( type . Module , type . Handle ) ;
}
public static implicit operator TypeDefinition ( Entity entity )
{
return new TypeDefinition ( entity . Module , ( TypeDefinitionHandle ) entity . Handle ) ;
}
public static implicit operator MethodDefinition ( Entity entity )
{
return new MethodDefinition ( entity . Module , ( MethodDefinitionHandle ) entity . Handle ) ;
}
public static implicit operator PropertyDefinition ( Entity entity )
{
return new PropertyDefinition ( entity . Module , ( PropertyDefinitionHandle ) entity . Handle ) ;
}
public static implicit operator EventDefinition ( Entity entity )
{
return new EventDefinition ( entity . Module , ( EventDefinitionHandle ) entity . Handle ) ;
}
public static implicit operator FieldDefinition ( Entity entity )
{
return new FieldDefinition ( entity . Module , ( FieldDefinitionHandle ) entity . Handle ) ;
}
}
public struct MethodDefinition : IEquatable < MethodDefinition > , IMetadataEntity
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public MethodDefinitionHandle Handle { get ; } public MethodDefinitionHandle Handle { get ; }
public bool IsNil = > Handle . IsNil ; public bool IsNil = > Handle . IsNil ;
EntityHandle IMetadataEntity . Handle = > Handle ;
public MethodDefinition ( PEFile module , MethodDefinitionHandle handle ) : this ( ) public MethodDefinition ( PEFile module , MethodDefinitionHandle handle ) : this ( )
{ {
@ -360,7 +427,7 @@ namespace ICSharpCode.Decompiler.Dom
this . Handle = handle ; this . Handle = handle ;
} }
SRMMethod This ( ) = > Module . GetMetadataReader ( ) . GetMethodDefinition ( Handle ) ; public SRMMethod This ( ) = > Module . GetMetadataReader ( ) . GetMethodDefinition ( Handle ) ;
public bool Equals ( MethodDefinition other ) public bool Equals ( MethodDefinition other )
{ {
@ -388,9 +455,8 @@ namespace ICSharpCode.Decompiler.Dom
return reader . GetString ( reader . GetMethodDefinition ( Handle ) . Name ) ; return reader . GetString ( reader . GetMethodDefinition ( Handle ) . Name ) ;
} }
} }
/ *
public TypeDefinition DeclaringType = > new TypeDefinition ( Module , This ( ) . GetDeclaringType ( ) ) ; public TypeDefinition DeclaringType = > new TypeDefinition ( Module , This ( ) . GetDeclaringType ( ) ) ;
ITypeReference IMemberReference . DeclaringType = > DeclaringType ;
public MethodAttributes Attributes = > This ( ) . Attributes ; public MethodAttributes Attributes = > This ( ) . Attributes ;
public MethodImplAttributes ImplAttributes = > This ( ) . ImplAttributes ; public MethodImplAttributes ImplAttributes = > This ( ) . ImplAttributes ;
@ -399,80 +465,7 @@ namespace ICSharpCode.Decompiler.Dom
public bool HasFlag ( MethodAttributes attribute ) = > ( This ( ) . Attributes & attribute ) = = attribute ; public bool HasFlag ( MethodAttributes attribute ) = > ( This ( ) . Attributes & attribute ) = = attribute ;
public bool HasPInvokeInfo = > ! This ( ) . GetImport ( ) . Module . IsNil | | HasFlag ( MethodAttributes . PinvokeImpl ) ; public bool HasPInvokeInfo = > ! This ( ) . GetImport ( ) . Module . IsNil | | HasFlag ( MethodAttributes . PinvokeImpl ) ;
public bool IsConstructor = > This ( ) . IsConstructor ( Module . GetMetadataReader ( ) ) ; public bool IsConstructor = > This ( ) . IsConstructor ( Module . GetMetadataReader ( ) ) ;
public bool HasParameters = > This ( ) . GetParameters ( ) . Count > 0 ; public bool HasParameters = > This ( ) . GetParameters ( ) . Count > 0 ; * /
public bool HasBody = > ( Attributes & MethodAttributes . Abstract ) = = 0 & &
( Attributes & MethodAttributes . PinvokeImpl ) = = 0 & &
( ImplAttributes & MethodImplAttributes . InternalCall ) = = 0 & &
( ImplAttributes & MethodImplAttributes . Native ) = = 0 & &
( ImplAttributes & MethodImplAttributes . Unmanaged ) = = 0 & &
( ImplAttributes & MethodImplAttributes . Runtime ) = = 0 ;
public int RVA = > This ( ) . RelativeVirtualAddress ;
public MethodBodyBlock Body = > Module . Reader . GetMethodBody ( RVA ) ;
public MethodImport Import = > This ( ) . GetImport ( ) ;
public GenericParameterHandleCollection GenericParameters = > This ( ) . GetGenericParameters ( ) ;
public ParameterHandleCollection Parameters = > This ( ) . GetParameters ( ) ;
public bool IsExtensionMethod {
get {
if ( ! HasFlag ( MethodAttributes . Static ) ) {
var metadata = Module . GetMetadataReader ( ) ;
foreach ( var attribute in This ( ) . GetCustomAttributes ( ) ) {
string typeName = metadata . GetCustomAttribute ( attribute ) . GetAttributeType ( Module ) . FullName . ToString ( ) ;
if ( typeName = = "System.Runtime.CompilerServices.ExtensionAttribute" )
return true ;
}
}
return false ;
}
}
public unsafe MethodSemanticsAttributes GetMethodSemanticsAttributes ( )
{
var reader = Module . GetMetadataReader ( ) ;
byte * startPointer = reader . MetadataPointer ;
int offset = reader . GetTableMetadataOffset ( TableIndex . MethodSemantics ) ;
int rowSize = reader . GetTableRowSize ( TableIndex . MethodSemantics ) ;
int rowCount = reader . GetTableRowCount ( TableIndex . MethodSemantics ) ;
var small = reader . IsSmallReference ( TableIndex . MethodDef ) ;
int methodRowNo = reader . GetRowNumber ( Handle ) ;
for ( int row = rowCount - 1 ; row > = 0 ; row - - ) {
byte * ptr = startPointer + offset + rowSize * row ;
uint rowNo = small ? * ( ushort * ) ( ptr + 2 ) : * ( uint * ) ( ptr + 2 ) ;
if ( methodRowNo = = rowNo ) {
return ( MethodSemanticsAttributes ) ( * ( ushort * ) ptr ) ;
}
}
return 0 ;
}
public unsafe ImmutableArray < MethodImplementationHandle > GetMethodImplementations ( )
{
var reader = Module . GetMetadataReader ( ) ;
byte * startPointer = reader . MetadataPointer ;
int offset = reader . GetTableMetadataOffset ( TableIndex . MethodImpl ) ;
int rowSize = reader . GetTableRowSize ( TableIndex . MethodImpl ) ;
int rowCount = reader . GetTableRowCount ( TableIndex . MethodImpl ) ;
var methodDefSize = reader . GetReferenceSize ( TableIndex . MethodDef ) ;
var typeDefSize = reader . GetReferenceSize ( TableIndex . TypeDef ) ;
var containingTypeRow = reader . GetRowNumber ( This ( ) . GetDeclaringType ( ) ) ;
var methodDefRow = reader . GetRowNumber ( Handle ) ;
var list = new List < MethodImplementationHandle > ( ) ;
// TODO : if sorted -> binary search?
for ( int row = 0 ; row < reader . GetTableRowCount ( TableIndex . MethodImpl ) ; row + + ) {
byte * ptr = startPointer + offset + rowSize * row ;
uint currentTypeRow = typeDefSize = = 2 ? * ( ushort * ) ptr : * ( uint * ) ptr ;
if ( currentTypeRow ! = containingTypeRow ) continue ;
uint currentMethodRowCoded = methodDefSize = = 2 ? * ( ushort * ) ( ptr + typeDefSize ) : * ( uint * ) ( ptr + typeDefSize ) ;
if ( ( currentMethodRowCoded > > 1 ) ! = methodDefRow ) continue ;
list . Add ( MetadataTokens . MethodImplementationHandle ( row + 1 ) ) ;
}
return list . ToImmutableArray ( ) ;
}
public IList < SequencePoint > GetSequencePoints ( ) public IList < SequencePoint > GetSequencePoints ( )
{ {
@ -483,20 +476,14 @@ namespace ICSharpCode.Decompiler.Dom
{ {
return Module . DebugInfo ? . GetVariables ( this ) ; return Module . DebugInfo ? . GetVariables ( this ) ;
} }
public MethodSignature < TType > DecodeSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext )
{
return This ( ) . DecodeSignature ( provider , genericContext ) ;
}
IMemberDefinition IMemberReference . GetDefinition ( ) = > this ;
} }
public struct PropertyDefinition : IEquatable < PropertyDefinition > , IMemberDefinition , ICustomAttributeProvider public struct PropertyDefinition : IEquatable < PropertyDefinition > , IMetadataEntity
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public PropertyDefinitionHandle Handle { get ; } public PropertyDefinitionHandle Handle { get ; }
public bool IsNil = > Handle . IsNil ; public bool IsNil = > Handle . IsNil ;
EntityHandle IMetadataEntity . Handle = > Handle ;
public PropertyDefinition ( PEFile module , PropertyDefinitionHandle handle ) : this ( ) public PropertyDefinition ( PEFile module , PropertyDefinitionHandle handle ) : this ( )
{ {
@ -504,7 +491,7 @@ namespace ICSharpCode.Decompiler.Dom
this . Handle = handle ; this . Handle = handle ;
} }
SRMProperty This ( ) = > Module . GetMetadataReader ( ) . GetPropertyDefinition ( Handle ) ; public SRMProperty This ( ) = > Module . GetMetadataReader ( ) . GetPropertyDefinition ( Handle ) ;
public bool Equals ( PropertyDefinition other ) public bool Equals ( PropertyDefinition other )
{ {
@ -525,7 +512,7 @@ namespace ICSharpCode.Decompiler.Dom
public static bool operator = = ( PropertyDefinition lhs , PropertyDefinition rhs ) = > lhs . Equals ( rhs ) ; public static bool operator = = ( PropertyDefinition lhs , PropertyDefinition rhs ) = > lhs . Equals ( rhs ) ;
public static bool operator ! = ( PropertyDefinition lhs , PropertyDefinition rhs ) = > ! lhs . Equals ( rhs ) ; public static bool operator ! = ( PropertyDefinition lhs , PropertyDefinition rhs ) = > ! lhs . Equals ( rhs ) ;
/ *
public string Name { public string Name {
get { get {
var reader = Module . GetMetadataReader ( ) ; var reader = Module . GetMetadataReader ( ) ;
@ -534,7 +521,6 @@ namespace ICSharpCode.Decompiler.Dom
} }
public TypeDefinition DeclaringType = > GetAccessors ( ) . First ( ) . Method . DeclaringType ; public TypeDefinition DeclaringType = > GetAccessors ( ) . First ( ) . Method . DeclaringType ;
ITypeReference IMemberReference . DeclaringType = > DeclaringType ;
public MethodDefinition GetMethod = > GetAccessors ( ) . FirstOrDefault ( m = > m . Kind = = MethodSemanticsAttributes . Getter ) . Method ; public MethodDefinition GetMethod = > GetAccessors ( ) . FirstOrDefault ( m = > m . Kind = = MethodSemanticsAttributes . Getter ) . Method ;
public MethodDefinition SetMethod = > GetAccessors ( ) . FirstOrDefault ( m = > m . Kind = = MethodSemanticsAttributes . Setter ) . Method ; public MethodDefinition SetMethod = > GetAccessors ( ) . FirstOrDefault ( m = > m . Kind = = MethodSemanticsAttributes . Setter ) . Method ;
@ -547,44 +533,17 @@ namespace ICSharpCode.Decompiler.Dom
public bool IsIndexer = > HasMatchingDefaultMemberAttribute ( out var attr ) ; public bool IsIndexer = > HasMatchingDefaultMemberAttribute ( out var attr ) ;
public bool HasMatchingDefaultMemberAttribute ( out CustomAttributeHandle defaultMemberAttribute ) public unsafe ImmutableArray < ( MethodSemanticsAttributes Kind , MethodDefinition Method ) > GetAccessors ( )
{ {
var metadata = Module . GetMetadataReader ( ) ; return GetAccessors ( Module , ( uint ) ( MetadataTokens . GetRowNumber ( Handle ) < < 1 ) | 1 ) ;
defaultMemberAttribute = default ( CustomAttributeHandle ) ;
if ( HasParameters ) {
var accessor = GetAccessors ( ) . First ( a = > a . Kind ! = MethodSemanticsAttributes . Other ) . Method ;
PropertyDefinition basePropDef = this ;
var firstOverrideHandle = accessor . GetMethodImplementations ( ) . FirstOrDefault ( ) ;
if ( ! firstOverrideHandle . IsNil ) {
// if the property is explicitly implementing an interface, look up the property in the interface:
var firstOverride = metadata . GetMethodImplementation ( firstOverrideHandle ) ;
var baseAccessor = firstOverride . MethodDeclaration . CoerceMemberReference ( Module ) . GetDefinition ( ) as MethodDefinition ? ;
if ( baseAccessor ! = null ) {
foreach ( PropertyDefinition baseProp in baseAccessor ? . DeclaringType . Properties ) {
if ( baseProp . GetMethod = = baseAccessor | | baseProp . SetMethod = = baseAccessor ) {
basePropDef = baseProp ;
break ;
}
}
} else
return false ;
}
var defaultMemberName = basePropDef . DeclaringType . Handle . GetDefaultMemberName ( metadata , out var attr ) ;
if ( defaultMemberName = = basePropDef . Name ) {
defaultMemberAttribute = attr ;
return true ;
}
}
return false ;
} }
publ icunsafe ImmutableArray < ( MethodSemanticsAttributes Kind , MethodDefinition Method ) > GetAccessors ( ) internal static unsafe ImmutableArray < ( MethodSemanticsAttributes Kind , MethodDefinition Method ) > GetAccessors ( PEFile module , uint encodedTag )
{ {
var reader = M odule. GetMetadataReader ( ) ; var reader = module . GetMetadataReader ( ) ;
byte * startPointer = reader . MetadataPointer ; byte * startPointer = reader . MetadataPointer ;
int offset = reader . GetTableMetadataOffset ( TableIndex . MethodSemantics ) ; int offset = reader . GetTableMetadataOffset ( TableIndex . MethodSemantics ) ;
uint encodedTag = ( uint ) ( MetadataTokens . GetRowNumber ( Handle ) < < 1 ) | 1 ;
var methodDefRefSize = reader . GetReferenceSize ( TableIndex . MethodDef ) ; var methodDefRefSize = reader . GetReferenceSize ( TableIndex . MethodDef ) ;
( int startRow , int endRow ) = reader . BinarySearchRange ( TableIndex . MethodSemantics , 2 + methodDefRefSize , encodedTag , reader . IsSmallReference ( TableIndex . MethodSemantics ) ) ; ( int startRow , int endRow ) = reader . BinarySearchRange ( TableIndex . MethodSemantics , 2 + methodDefRefSize , encodedTag , reader . IsSmallReference ( TableIndex . MethodSemantics ) ) ;
if ( startRow = = - 1 ) if ( startRow = = - 1 )
@ -595,8 +554,9 @@ namespace ICSharpCode.Decompiler.Dom
int rowOffset = row * rowSize ; int rowOffset = row * rowSize ;
byte * ptr = startPointer + offset + rowOffset ; byte * ptr = startPointer + offset + rowOffset ;
var kind = ( MethodSemanticsAttributes ) ( * ( ushort * ) ptr ) ; var kind = ( MethodSemanticsAttributes ) ( * ( ushort * ) ptr ) ;
var handle = MetadataTokens . MethodDefinitionHandle ( * ( ushort * ) ( ptr + 2 ) ) ; uint rowNo = methodDefRefSize = = 2 ? * ( ushort * ) ( ptr + 2 ) : * ( uint * ) ( ptr + 2 ) ;
methods [ row - startRow ] = ( kind , new MethodDefinition ( Module , handle ) ) ; var handle = MetadataTokens . MethodDefinitionHandle ( ( int ) rowNo ) ;
methods [ row - startRow ] = ( kind , new MethodDefinition ( module , handle ) ) ;
} }
return methods . ToImmutableArray ( ) ; return methods . ToImmutableArray ( ) ;
} }
@ -605,15 +565,15 @@ namespace ICSharpCode.Decompiler.Dom
{ {
return This ( ) . DecodeSignature ( provider , genericContext ) ; return This ( ) . DecodeSignature ( provider , genericContext ) ;
} }
* /
IMemberDefinition IMemberReference . GetDefinition ( ) = > this ;
} }
public struct FieldDefinition : IEquatable < FieldDefinition > , IMemberDefinition , ICustomAttributeProvider public struct FieldDefinition : IEquatable < FieldDefinition > , IMetadataEntity
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public FieldDefinitionHandle Handle { get ; } public FieldDefinitionHandle Handle { get ; }
public bool IsNil = > Handle . IsNil ; public bool IsNil = > Handle . IsNil ;
EntityHandle IMetadataEntity . Handle = > Handle ;
public FieldDefinition ( PEFile module , FieldDefinitionHandle handle ) : this ( ) public FieldDefinition ( PEFile module , FieldDefinitionHandle handle ) : this ( )
{ {
@ -621,7 +581,7 @@ namespace ICSharpCode.Decompiler.Dom
this . Handle = handle ; this . Handle = handle ;
} }
SRMField This ( ) = > Module . GetMetadataReader ( ) . GetFieldDefinition ( Handle ) ; public SRMField This ( ) = > Module . GetMetadataReader ( ) . GetFieldDefinition ( Handle ) ;
public bool Equals ( FieldDefinition other ) public bool Equals ( FieldDefinition other )
{ {
@ -643,34 +603,10 @@ namespace ICSharpCode.Decompiler.Dom
public static bool operator = = ( FieldDefinition lhs , FieldDefinition rhs ) = > lhs . Equals ( rhs ) ; public static bool operator = = ( FieldDefinition lhs , FieldDefinition rhs ) = > lhs . Equals ( rhs ) ;
public static bool operator ! = ( FieldDefinition lhs , FieldDefinition rhs ) = > ! lhs . Equals ( rhs ) ; public static bool operator ! = ( FieldDefinition lhs , FieldDefinition rhs ) = > ! lhs . Equals ( rhs ) ;
public string Name {
get {
var reader = Module . GetMetadataReader ( ) ;
return reader . GetString ( reader . GetFieldDefinition ( Handle ) . Name ) ;
}
}
public TypeDefinition DeclaringType = > new TypeDefinition ( Module , This ( ) . GetDeclaringType ( ) ) ;
ITypeReference IMemberReference . DeclaringType = > DeclaringType ;
public FieldAttributes Attributes = > This ( ) . Attributes ;
public bool HasFlag ( FieldAttributes attribute ) = > ( This ( ) . Attributes & attribute ) = = attribute ;
public CustomAttributeHandleCollection CustomAttributes = > This ( ) . GetCustomAttributes ( ) ;
public int RVA = > This ( ) . GetRelativeVirtualAddress ( ) ;
public int Offset = > This ( ) . GetOffset ( ) ;
public BlobHandle GetMarshallingDescriptor ( ) = > This ( ) . GetMarshallingDescriptor ( ) ;
public ConstantHandle GetDefaultValue ( ) = > This ( ) . GetDefaultValue ( ) ;
public TType DecodeSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext )
{
return This ( ) . DecodeSignature ( provider , genericContext ) ;
}
public object DecodeConstant ( ) public object DecodeConstant ( )
{ {
var metadata = Module . GetMetadataReader ( ) ; var metadata = Module . GetMetadataReader ( ) ;
var constant = metadata . GetConstant ( GetDefaultValue ( ) ) ; var constant = metadata . GetConstant ( This ( ) . GetDefaultValue ( ) ) ;
var blob = metadata . GetBlobReader ( constant . Value ) ; var blob = metadata . GetBlobReader ( constant . Value ) ;
switch ( constant . TypeCode ) { switch ( constant . TypeCode ) {
case ConstantTypeCode . Boolean : case ConstantTypeCode . Boolean :
@ -705,15 +641,14 @@ namespace ICSharpCode.Decompiler.Dom
throw new NotSupportedException ( ) ; throw new NotSupportedException ( ) ;
} }
} }
IMemberDefinition IMemberReference . GetDefinition ( ) = > this ;
} }
public struct EventDefinition : IEquatable < EventDefinition > , IMemberDefinition , ICustomAttributeProvider public struct EventDefinition : IEquatable < EventDefinition > , IMetadataEntity
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public EventDefinitionHandle Handle { get ; } public EventDefinitionHandle Handle { get ; }
public bool IsNil = > Handle . IsNil ; public bool IsNil = > Handle . IsNil ;
EntityHandle IMetadataEntity . Handle = > Handle ;
public EventDefinition ( PEFile module , EventDefinitionHandle handle ) public EventDefinition ( PEFile module , EventDefinitionHandle handle )
{ {
@ -721,7 +656,7 @@ namespace ICSharpCode.Decompiler.Dom
this . Handle = handle ; this . Handle = handle ;
} }
SRMEvent This ( ) = > Module . GetMetadataReader ( ) . GetEventDefinition ( Handle ) ; public SRMEvent This ( ) = > Module . GetMetadataReader ( ) . GetEventDefinition ( Handle ) ;
public bool Equals ( EventDefinition other ) public bool Equals ( EventDefinition other )
{ {
@ -742,7 +677,7 @@ namespace ICSharpCode.Decompiler.Dom
public static bool operator = = ( EventDefinition lhs , EventDefinition rhs ) = > lhs . Equals ( rhs ) ; public static bool operator = = ( EventDefinition lhs , EventDefinition rhs ) = > lhs . Equals ( rhs ) ;
public static bool operator ! = ( EventDefinition lhs , EventDefinition rhs ) = > ! lhs . Equals ( rhs ) ; public static bool operator ! = ( EventDefinition lhs , EventDefinition rhs ) = > ! lhs . Equals ( rhs ) ;
/ *
public string Name { public string Name {
get { get {
var reader = Module . GetMetadataReader ( ) ; var reader = Module . GetMetadataReader ( ) ;
@ -751,7 +686,6 @@ namespace ICSharpCode.Decompiler.Dom
} }
public TypeDefinition DeclaringType = > GetAccessors ( ) . First ( ) . Method . DeclaringType ; public TypeDefinition DeclaringType = > GetAccessors ( ) . First ( ) . Method . DeclaringType ;
ITypeReference IMemberReference . DeclaringType = > DeclaringType ;
public EventAttributes Attributes = > This ( ) . Attributes ; public EventAttributes Attributes = > This ( ) . Attributes ;
public bool HasFlag ( EventAttributes attribute ) = > ( This ( ) . Attributes & attribute ) = = attribute ; public bool HasFlag ( EventAttributes attribute ) = > ( This ( ) . Attributes & attribute ) = = attribute ;
@ -764,59 +698,25 @@ namespace ICSharpCode.Decompiler.Dom
public unsafe ImmutableArray < ( MethodSemanticsAttributes Kind , MethodDefinition Method ) > GetAccessors ( ) public unsafe ImmutableArray < ( MethodSemanticsAttributes Kind , MethodDefinition Method ) > GetAccessors ( )
{ {
var reader = Module . GetMetadataReader ( ) ; return PropertyDefinition . GetAccessors ( Module , ( uint ) ( MetadataTokens . GetRowNumber ( Handle ) < < 1 ) | 0 ) ;
byte * startPointer = reader . MetadataPointer ; } * /
int offset = reader . GetTableMetadataOffset ( TableIndex . MethodSemantics ) ;
uint encodedTag = ( uint ) ( MetadataTokens . GetRowNumber ( Handle ) < < 1 ) | 0 ;
var methodDefRefSize = reader . GetReferenceSize ( TableIndex . MethodDef ) ;
( int startRow , int endRow ) = reader . BinarySearchRange ( TableIndex . MethodSemantics , 2 + methodDefRefSize , encodedTag , reader . IsSmallReference ( TableIndex . MethodSemantics ) ) ;
if ( startRow = = - 1 )
return ImmutableArray < ( MethodSemanticsAttributes Kind , MethodDefinition Method ) > . Empty ;
var methods = new ( MethodSemanticsAttributes Kind , MethodDefinition Method ) [ endRow - startRow + 1 ] ;
int rowSize = reader . GetTableRowSize ( TableIndex . MethodSemantics ) ;
for ( int row = startRow ; row < = endRow ; row + + ) {
int rowOffset = row * rowSize ;
byte * ptr = startPointer + offset + rowOffset ;
var kind = ( MethodSemanticsAttributes ) ( * ( ushort * ) ptr ) ;
var handle = MetadataTokens . MethodDefinitionHandle ( * ( ushort * ) ( ptr + 2 ) ) ;
methods [ row - startRow ] = ( kind , new MethodDefinition ( Module , handle ) ) ;
}
return methods . ToImmutableArray ( ) ;
}
public TType DecodeSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext )
{
var type = This ( ) . Type ;
var reader = Module . GetMetadataReader ( ) ;
switch ( type . Kind ) {
case HandleKind . TypeDefinition :
return provider . GetTypeFromDefinition ( reader , ( TypeDefinitionHandle ) type , 0 ) ;
case HandleKind . TypeReference :
return provider . GetTypeFromReference ( reader , ( TypeReferenceHandle ) type , 0 ) ;
case HandleKind . TypeSpecification :
return provider . GetTypeFromSpecification ( reader , genericContext , ( TypeSpecificationHandle ) type , 0 ) ;
default :
throw new NotSupportedException ( ) ;
}
}
IMemberDefinition IMemberReference . GetDefinition ( ) = > this ;
} }
public struct TypeDefinition : IEquatable < TypeDefinition > , ITypeDefinition , ICustomAttributeProvider public struct TypeDefinition : IEquatable < TypeDefinition > , IMetadataEntity
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public TypeDefinitionHandle Handle { get ; } public TypeDefinitionHandle Handle { get ; }
public bool IsNil = > Handle . IsNil ; public bool IsNil = > Handle . IsNil ;
EntityHandle IMetadataEntity . Handle = > Handle ;
public TypeDefinition ( PEFile module , TypeDefinitionHandle handle ) public TypeDefinition ( PEFile module , TypeDefinitionHandle handle )
{ {
this . Module = module ? ? throw new ArgumentNullException ( nameof ( module ) ) ; this . Module = module ? ? throw new ArgumentNullException ( nameof ( module ) ) ;
this . Handle = handle ; this . Handle = handle ;
} }
internal SRMTypeDef This ( ) = > Module . GetMetadataReader ( ) . GetTypeDefinition ( Handle ) ; public SRMTypeDef This ( ) = > Module . GetMetadataReader ( ) . GetTypeDefinition ( Handle ) ;
public bool Equals ( TypeDefinition other ) public bool Equals ( TypeDefinition other )
{ {
@ -837,106 +737,9 @@ namespace ICSharpCode.Decompiler.Dom
public static bool operator = = ( TypeDefinition lhs , TypeDefinition rhs ) = > lhs . Equals ( rhs ) ; public static bool operator = = ( TypeDefinition lhs , TypeDefinition rhs ) = > lhs . Equals ( rhs ) ;
public static bool operator ! = ( TypeDefinition lhs , TypeDefinition rhs ) = > ! lhs . Equals ( rhs ) ; public static bool operator ! = ( TypeDefinition lhs , TypeDefinition rhs ) = > ! lhs . Equals ( rhs ) ;
public string Name = > Module . GetMetadataReader ( ) . GetString ( This ( ) . Name ) ;
public string Namespace = > Module . GetMetadataReader ( ) . GetString ( This ( ) . Namespace ) ;
public FullTypeName FullName = > This ( ) . GetFullTypeName ( Module . GetMetadataReader ( ) ) ;
public TypeAttributes Attributes = > This ( ) . Attributes ;
public bool HasFlag ( TypeAttributes attribute ) = > ( This ( ) . Attributes & attribute ) = = attribute ;
public TypeDefinition DeclaringType = > new TypeDefinition ( Module , This ( ) . GetDeclaringType ( ) ) ;
ITypeReference IMemberReference . DeclaringType = > DeclaringType ;
public GenericParameterHandleCollection GenericParameters = > This ( ) . GetGenericParameters ( ) ;
public CustomAttributeHandleCollection CustomAttributes = > This ( ) . GetCustomAttributes ( ) ;
public DeclarativeSecurityAttributeHandleCollection DeclarativeSecurityAttributes = > This ( ) . GetDeclarativeSecurityAttributes ( ) ;
public TypeLayout GetLayout ( ) = > This ( ) . GetLayout ( ) ;
public ITypeReference BaseType {
get {
var baseType = This ( ) . BaseType ;
return CreateTypeReference ( baseType ) ;
}
}
ITypeReference CreateTypeReference ( EntityHandle baseType )
{
if ( baseType . IsNil )
return null ;
switch ( baseType . Kind ) {
case HandleKind . TypeDefinition :
return new TypeDefinition ( Module , ( TypeDefinitionHandle ) baseType ) ;
case HandleKind . TypeReference :
return new TypeReference ( Module , ( TypeReferenceHandle ) baseType ) ;
case HandleKind . TypeSpecification :
return new TypeSpecification ( Module , ( TypeSpecificationHandle ) baseType ) ;
default :
throw new NotSupportedException ( ) ;
}
}
public bool HasInterfaces = > This ( ) . GetInterfaceImplementations ( ) . Count > 0 ;
public ImmutableArray < ITypeReference > Interfaces = > GetInterfaces ( ) . ToImmutableArray ( ) ;
IEnumerable < ITypeReference > GetInterfaces ( )
{
var reader = Module . GetMetadataReader ( ) ;
foreach ( var h in This ( ) . GetInterfaceImplementations ( ) ) {
var interfaceImpl = reader . GetInterfaceImplementation ( h ) ;
yield return CreateTypeReference ( interfaceImpl . Interface ) ;
}
}
public bool IsValueType = > This ( ) . IsValueType ( Module . GetMetadataReader ( ) ) ;
public bool IsEnum = > This ( ) . IsEnum ( Module . GetMetadataReader ( ) ) ;
public bool IsInterface = > ( This ( ) . Attributes & TypeAttributes . ClassSemanticsMask ) = = TypeAttributes . Interface ;
public bool IsClass = > ( This ( ) . Attributes & TypeAttributes . ClassSemanticsMask ) = = TypeAttributes . Class ;
public bool IsNotPublic = > ( This ( ) . Attributes & TypeAttributes . VisibilityMask ) = = 0 ;
public bool IsDelegate {
get {
var baseType = This ( ) . BaseType ;
return ! baseType . IsNil & & baseType . GetFullTypeName ( Module . GetMetadataReader ( ) ) . ToString ( ) = = typeof ( MulticastDelegate ) . FullName ;
}
}
public ImmutableArray < TypeDefinition > NestedTypes {
get {
var module = Module ;
return This ( ) . GetNestedTypes ( ) . Select ( nt = > new TypeDefinition ( module , nt ) ) . ToImmutableArray ( ) ;
}
}
public ImmutableArray < FieldDefinition > Fields {
get {
var module = Module ;
return This ( ) . GetFields ( ) . Select ( f = > new FieldDefinition ( module , f ) ) . ToImmutableArray ( ) ;
}
}
public ImmutableArray < PropertyDefinition > Properties {
get {
var module = Module ;
return This ( ) . GetProperties ( ) . Select ( p = > new PropertyDefinition ( module , p ) ) . ToImmutableArray ( ) ;
}
}
public ImmutableArray < EventDefinition > Events {
get {
var module = Module ;
return This ( ) . GetEvents ( ) . Select ( e = > new EventDefinition ( module , e ) ) . ToImmutableArray ( ) ;
}
}
public ImmutableArray < MethodDefinition > Methods {
get {
var module = Module ;
return This ( ) . GetMethods ( ) . Select ( m = > new MethodDefinition ( module , m ) ) . ToImmutableArray ( ) ;
}
}
TypeDefinition ITypeReference . GetDefinition ( ) = > this ;
public InterfaceImplementationHandleCollection GetInterfaceImplementations ( ) = > This ( ) . GetInterfaceImplementations ( ) ;
IMemberDefinition IMemberReference . GetDefinition ( ) = > this ;
} }
public struct TypeReference : ITypeReference public struct TypeReference
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public TypeReferenceHandle Handle { get ; } public TypeReferenceHandle Handle { get ; }
@ -971,12 +774,9 @@ namespace ICSharpCode.Decompiler.Dom
{ {
return MetadataResolver . Resolve ( Handle , new SimpleMetadataResolveContext ( Module ) ) ; return MetadataResolver . Resolve ( Handle , new SimpleMetadataResolveContext ( Module ) ) ;
} }
IMemberDefinition IMemberReference . GetDefinition ( ) = > GetDefinition ( ) ;
ITypeReference IMemberReference . DeclaringType = > new TypeReference ( Module , This ( ) . GetDeclaringType ( ) ) ;
} }
public struct TypeSpecification : ITypeReference public struct TypeSpecification
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public TypeSpecificationHandle Handle { get ; } public TypeSpecificationHandle Handle { get ; }
@ -1000,56 +800,31 @@ namespace ICSharpCode.Decompiler.Dom
public string Namespace = > FullName . TopLevelTypeName . Namespace ; public string Namespace = > FullName . TopLevelTypeName . Namespace ;
public ITypeReference DeclaringType = > GetDefinition ( ) . DeclaringType ;
public TypeDefinition GetDefinition ( ) public TypeDefinition GetDefinition ( )
{ {
return MetadataResolver . Resolve ( Handle , new SimpleMetadataResolveContext ( Module ) ) ; return MetadataResolver . Resolve ( Handle , new SimpleMetadataResolveContext ( Module ) ) ;
} }
IMemberDefinition IMemberReference . GetDefinition ( )
{
return GetDefinition ( ) ;
}
public TType DecodeSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext ) public TType DecodeSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext )
{ {
return This ( ) . DecodeSignature ( provider , genericContext ) ; return This ( ) . DecodeSignature ( provider , genericContext ) ;
} }
} }
public struct MethodSpecification : IMethodReference public struct MethodSpecification
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public MethodSpecificationHandle Handle { get ; } public MethodSpecificationHandle Handle { get ; }
public bool IsNil = > Handle . IsNil ; public bool IsNil = > Handle . IsNil ;
public string Name = > This ( ) . Method . CoerceMemberReference ( Module ) . Name ;
public MethodSpecification ( PEFile module , MethodSpecificationHandle handle ) public MethodSpecification ( PEFile module , MethodSpecificationHandle handle )
{ {
this . Module = module ? ? throw new ArgumentNullException ( nameof ( module ) ) ; this . Module = module ? ? throw new ArgumentNullException ( nameof ( module ) ) ;
this . Handle = handle ; this . Handle = handle ;
} }
SRMMethodSpec This ( ) = > Module . GetMetadataReader ( ) . GetMethodSpecification ( Handle ) ;
public ImmutableArray < TType > DecodeSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext )
{
return This ( ) . DecodeSignature ( provider , genericContext ) ;
}
public IMemberDefinition GetDefinition ( )
{
return Method . GetDefinition ( ) ;
}
public ITypeReference DeclaringType = > Method . DeclaringType ;
public IMemberReference Method = > This ( ) . Method . CoerceMemberReference ( Module ) ;
} }
public struct MemberReference : IMemberReference public struct MemberReference
{ {
public PEFile Module { get ; } public PEFile Module { get ; }
public MemberReferenceHandle Handle { get ; } public MemberReferenceHandle Handle { get ; }
@ -1062,42 +837,9 @@ namespace ICSharpCode.Decompiler.Dom
this . Module = module ? ? throw new ArgumentNullException ( nameof ( module ) ) ; this . Module = module ? ? throw new ArgumentNullException ( nameof ( module ) ) ;
this . Handle = handle ; this . Handle = handle ;
} }
public string Name {
get {
var reader = Module . GetMetadataReader ( ) ;
return reader . GetString ( reader . GetMemberReference ( Handle ) . Name ) ;
}
}
public MemberReferenceKind Kind = > This ( ) . GetKind ( ) ;
/// <summary>
/// MethodDef, ModuleRef,TypeDef, TypeRef, or TypeSpec handle.
/// </summary>
public EntityHandle Parent = > This ( ) . Parent ;
public MethodSignature < TType > DecodeMethodSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext )
{
return This ( ) . DecodeMethodSignature ( provider , genericContext ) ;
}
public TType DecodeFieldSignature < TType , TGenericContext > ( ISignatureTypeProvider < TType , TGenericContext > provider , TGenericContext genericContext )
{
return This ( ) . DecodeFieldSignature ( provider , genericContext ) ;
}
public IMemberDefinition GetDefinition ( )
{
return MetadataResolver . Resolve ( Handle , new SimpleMetadataResolveContext ( Module ) ) ;
}
public TypeDefinition DeclaringType = > GetDefinition ( ) . DeclaringType ;
ITypeReference IMemberReference . DeclaringType = > DeclaringType ;
} }
class FullTypeNameSignatureDecoder : ISignatureTypeProvider < FullTypeName , Unit > public sealed class FullTypeNameSignatureDecoder : ISignatureTypeProvider < FullTypeName , Unit >
{ {
readonly MetadataReader metadata ; readonly MetadataReader metadata ;
@ -1179,53 +921,70 @@ namespace ICSharpCode.Decompiler.Dom
public class GenericContext public class GenericContext
{ {
readonly MethodDefinition method ; readonly PEFile module ;
readonly TypeDefinition declaringType ;
readonly MetadataReader metadata ; readonly MetadataReader metadata ;
readonly TypeDefinitionHandle declaringType ;
readonly MethodDefinitionHandle method ;
public static readonly GenericContext Empty = new GenericContext ( ) ; public static readonly GenericContext Empty = new GenericContext ( ) ;
private GenericContext ( ) { } private GenericContext ( ) { }
public GenericContext ( MethodDefinition method ) public GenericContext ( MethodDefinitionHandle method , PEFile module )
{ {
this . module = module ;
this . metadata = module . GetMetadataReader ( ) ;
this . method = method ; this . method = method ;
this . declaringType = method . DeclaringType ; this . declaringType = metadata . GetMethodDefinition ( method ) . GetDeclaringType ( ) ;
this . metadata = method . Module . GetMetadataReader ( ) ;
} }
public GenericContext ( TypeDefinition declaringType ) public GenericContext ( MethodDefinition method )
: this ( method . Handle , method . Module )
{
}
public GenericContext ( TypeDefinitionHandle declaringType , PEFile module )
{ {
this . module = module ;
this . metadata = module . GetMetadataReader ( ) ;
this . declaringType = declaringType ; this . declaringType = declaringType ;
this . metadata = declaringType . Module . GetMetadataReader ( ) ; }
public GenericContext ( TypeDefinition declaringType )
: this ( declaringType . Handle , declaringType . Module )
{
} }
public string GetGenericTypeParameterName ( int index ) public string GetGenericTypeParameterName ( int index )
{ {
if ( declaringType . IsNil | | index < 0 | | index > = declaringType . GenericParameters . Count ) GenericParameterHandle genericParameter = GetGenericTypeParameterHandleOrNull ( index ) ;
if ( genericParameter . IsNil )
return index . ToString ( ) ; return index . ToString ( ) ;
return metadata . GetString ( metadata . GetGenericParameter ( declarin gType . G enericParameters [ index ] ) . Name ) ; return metadata . GetString ( metadata . GetGenericParameter ( genericParameter ) . Name ) ;
} }
public string GetGenericMethodTypeParameterName ( int index ) public string GetGenericMethodTypeParameterName ( int index )
{ {
if ( method . IsNil | | index < 0 | | index > = method . GenericParameters . Count ) GenericParameterHandle genericParameter = GetGenericMethodTypeParameterHandleOrNull ( index ) ;
if ( genericParameter . IsNil )
return index . ToString ( ) ; return index . ToString ( ) ;
return metadata . GetString ( metadata . GetGenericParameter ( method . GenericParameters [ index ] ) . Name ) ; return metadata . GetString ( metadata . GetGenericParameter ( genericParameter ) . Name ) ;
} }
public GenericParameterHandle GetGenericTypeParameterHandleOrNull ( int index ) public GenericParameterHandle GetGenericTypeParameterHandleOrNull ( int index )
{ {
if ( declaringType . IsNil | | index < 0 | | index > = declaringType . GenericParameters . Count ) GenericParameterHandleCollection genericParameters ;
if ( declaringType . IsNil | | index < 0 | | index > = ( genericParameters = metadata . GetTypeDefinition ( declaringType ) . GetGenericParameters ( ) ) . Count )
return MetadataTokens . GenericParameterHandle ( 0 ) ; return MetadataTokens . GenericParameterHandle ( 0 ) ;
return declarin gType . G enericParameters[ index ] ; return genericParameters [ index ] ;
} }
public GenericParameterHandle GetGenericMethodTypeParameterHandleOrNull ( int index ) public GenericParameterHandle GetGenericMethodTypeParameterHandleOrNull ( int index )
{ {
if ( method . IsNil | | index < 0 | | index > = method . GenericParameters . Count ) GenericParameterHandleCollection genericParameters ;
if ( method . IsNil | | index < 0 | | index > = ( genericParameters = metadata . GetMethodDefinition ( method ) . GetGenericParameters ( ) ) . Count )
return MetadataTokens . GenericParameterHandle ( 0 ) ; return MetadataTokens . GenericParameterHandle ( 0 ) ;
return method . G enericParameters[ index ] ; return g enericParameters[ index ] ;
} }
} }
} }
Siegfried Pammer
8 years ago