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include/platform/memory/memory.h

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+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NMEMORY__
+#define	__NMEMORY__
+
+
+		#include "ntypes.h"
+
+
+namespace GS {
+	namespace Memory {
+
+/// Return smallest number of bits that can be used to represent a value.
+uchar		GetBitCount(int);
+/// Return the position in bit of the first non-zero bit.
+uchar		GetShiftCount(int);
+/// Return the number of bit set in a given value.
+uchar		CountSetBit(int);
+
+void		WriteBit(uchar *, uint offset_in_bit, uint bit_count, uint value);
+uint		ReadBit(uchar *, uint offset_in_bit, uint bit_count);
+
+bool		Compare(const void *, const void *, size_t);
+void		Copy(void *, const void *, size_t);
+void		Set(void *, char, size_t);
+
+void		Fill(void *, const char *pattern, size_t);
+	} // Memory
+} // GS
+
+
+#endif	// __NMEMORY__