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reverse.c
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/*====================================================================*
*
* void reverse (void * memory, size_t extent);
*
* reverse the order of bytes in a multi-byte memory region;
*
* Motley Tools by Charles Maier <cmaier@cmassoc.net>;
* Copyright (c) 2001-2006 by Charles Maier Associates;
* Licensed under the Internet Software Consortium License;
*
*--------------------------------------------------------------------*/
#ifndef REVERSE_SOURCE
#define REVERSE_SOURCE
#include "../tools/memory.h"
void reverse (void * memory, size_t extent)
{
register byte * first = (byte *) (memory);
register byte * final = first + extent;
while (first < final)
{
register byte byte = * first;
* first++ = * -- final;
* final = byte;
}
return;
}
#endif
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