svn -> git Migration

EMuShareMem/MMF.h

@@ -0,0 +1,46 @@
+#ifndef MMF_H
+#define MMF_H
+#include "../common/types.h"
+#ifdef _WINDOWS
+	#include <windows.h>
+#else
+	//#include "MMFMutex.h"
+	class MMFMutex;
+#endif
+
+class MMF {
+public:
+	struct MMF_Struct {
+		bool	Loaded;
+		uint32	datasize;
+		uint8	data[0];
+	};
+
+	MMF();
+	virtual ~MMF();
+
+			bool	Open(const char* iName, uint32 iSize);
+			void	Close();
+	const	void*	GetHandle() { if (IsLoaded()) { return SharedMemory->data; } return 0; }
+			void*	GetWriteableHandle() { if (!IsLoaded() && CanWrite()) { return SharedMemory->data; } return 0; }
+
+	inline	bool	IsOpen()		{ return (bool) (SharedMemory != 0); }
+	inline	bool	IsLoaded()		{ if (SharedMemory) { return SharedMemory->Loaded; } return false; }
+			bool	SetLoaded()		{ if (SharedMemory && CanWrite()) { SharedMemory->Loaded = true; return true; } return false; }
+	inline	bool	CanWrite()		{ if (SharedMemory) { return pCanWrite; } return false; }
+	
+#ifndef WIN32
+	bool	m_alloc;
+#endif
+private:
+	bool		pCanWrite;
+	MMF_Struct* SharedMemory;
+#ifdef _WINDOWS
+	HANDLE		hMapObject;
+	LPVOID		lpvMem;
+#else
+	void*		lpvMem;
+	MMFMutex*	pMMFMutex;
+#endif
+};
+#endif