Re-committed code from R874, but fixed the build problem, and made some code cleanup.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@880 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/Core/Src/PatchEngine.h

@@ -18,9 +18,30 @@
 #ifndef _PATCHENGINE_H
 #define _PATCHENGINE_H
 
-// see comments in patchengine.cpp
-// TODO(ector): Actually call these functions somewhere,
-// and figure out where to place patch files
+enum PatchType
+{
+	PATCH_8BIT,
+	PATCH_16BIT,
+	PATCH_32BIT,
+};
+
+static const char *PatchTypeStrings[] = 
+{
+	"byte",
+	"word",
+	"dword",
+	0
+};
+
+struct Patch
+{
+	Patch() {}
+	Patch(PatchType _t, u32 _addr, u32 _value) : type(_t), address(_addr), value(_value) {}
+	PatchType type;
+	u32 address;
+	u32 value;
+};
+
 void PatchEngine_LoadPatches(const char *gameID);
 void PatchEngine_ApplyLoadPatches();
 void PatchEngine_ApplyFramePatches();