rotl.cpp File Reference

#include <stdlib.h>
#include <limits.h>

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Functions
unsigned long __cdecl	_lrotl (unsigned long value, int shift)
unsigned __cdecl	_rotl (unsigned value, int shift)
unsigned __int64 __cdecl	_rotl64 (unsigned __int64 value, int shift)

Function Documentation

_lrotl()

unsigned long __cdecl _lrotl	(	unsigned long	value,
		int	shift
	)

Definition at line 26 of file rotl.cpp.

{
    shift &= 0x1f;
    value = (value >> (0x20 - shift)) | (value << shift);
    return value;
}

_rotl()

unsigned __cdecl _rotl	(	unsigned	value,
		int	shift
	)

Definition at line 33 of file rotl.cpp.

{
    shift &= 0x1f;
    value = (value >> (0x20 - shift)) | (value << shift);
    return value;
}

_rotl64()

unsigned __int64 __cdecl _rotl64	(	unsigned __int64	value,
		int	shift
	)

Definition at line 40 of file rotl.cpp.

{
    shift &= 0x3f;
    value = (value >> (0x40 - shift)) | (value << shift);
    return value;
}