com32/lib/memswap.c


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/*
 * memswap()
 *
 * Swaps the contents of two nonoverlapping memory areas.
 * This really could be done faster...
 */

#include <string.h>

void memswap(void *m1, void *m2, size_t n)
{
    char *p = m1;
    char *q = m2;
    char tmp;

    while (n--) {
	tmp = *p;
	*p = *q;
	*q = tmp;

	p++;
	q++;
    }
}