From 3f93eb4b0efc86ccc966dc9db9ab11f07b423645 Mon Sep 17 00:00:00 2001
From: triton <ripzonetriton@gmail.com>
Date: Sun, 18 Aug 2013 19:07:40 +0100
Subject: [PATCH] Added P/Invoke helpers for unmanaged-unmanaged memory copies.

---
 build/premake4.lua     |  3 +++
 src/Runtime/Helpers.cs | 15 +++++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 src/Runtime/Helpers.cs

diff --git a/build/premake4.lua b/build/premake4.lua
index 4a431bf3..4706824f 100644
--- a/build/premake4.lua
+++ b/build/premake4.lua
@@ -27,6 +27,9 @@ solution "CppSharp"
   configuration "vs2012"
     framework "4.0"
 
+  configuration "windows"
+    defines { "WINDOWS" }
+
   configuration {}
     
   group "Examples"
diff --git a/src/Runtime/Helpers.cs b/src/Runtime/Helpers.cs
new file mode 100644
index 00000000..f0563bb8
--- /dev/null
+++ b/src/Runtime/Helpers.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace CppSharp.Runtime
+{
+    public static class Helpers
+    {
+#if WINDOWS
+        [DllImport("msvcrt.dll", EntryPoint = "memcpy", CallingConvention = CallingConvention.Cdecl)]
+#else
+        [DllImport("libc", EntryPoint = "memcpy")]
+#endif
+        public static extern IntPtr memcpy(IntPtr dest, IntPtr src, UIntPtr count);
+    }
+}