first commit

include/platform/filesystem/io_handle.h

@@ -0,0 +1,71 @@
+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NIOHANDLE__
+#define	__NIOHANDLE__
+
+
+		#include "filesystem/io_base.h"
+		#include "memory/nweak_ptr.h"
+
+
+namespace GS {
+	namespace IO {
+
+//
+class	Handle
+{
+		WeakPtr <Base> io_sys;
+
+public:
+
+		NPLACEMENT_NEW(Filesystem)
+
+virtual	size_t			GetSize();
+
+virtual	size_t			Rewind();
+virtual	bool			IsEOF();
+
+virtual	size_t			Tell();
+virtual	size_t			Seek(ptrdiff_t, Base::SeekRef = Base::SeekCurrent);
+
+virtual	size_t			Read(void *, size_t);
+virtual	size_t			Write(const void *, size_t);
+
+template <class T> Handle &operator << (const T &v)
+		{
+			io_sys->Write(this, &v, sizeof(T));
+			return *this;
+		}
+template <class T> Handle &operator >> (T &v)
+		{
+			io_sys->Read(this, &v, sizeof(T));
+			return *this;
+		}
+		Handle			&operator << (const char *);
+		Handle			&operator << (char *);
+
+template <class T> bool	Write(const T &v)
+		{	return asbool(io_sys->Write(this, &v, sizeof(T)));	}
+template <class T> T	Read()
+		{
+			T v;
+			io_sys->Read(this, &v, sizeof(T));
+			return v;
+		}
+
+		Base			*GetIOSystem() const
+		{	return io_sys.c_ptr();	}
+
+		Handle(Base *);
+virtual	~Handle();
+};
+
+	}	// IO
+}	// GS
+
+
+#endif	// __NIOHANDLE__