usr/klibc/memswap.c

/*
 * 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++;
	}
}
1	/*
2	* memswap()
3	*
4	* Swaps the contents of two nonoverlapping memory areas.
5	* This really could be done faster...
6	*/
7
8	#include <string.h>
9
10	void memswap(void m1, void m2, size_t n)
11	{
12	char *p = m1;
13	char *q = m2;
14	char tmp;
15
16	while (n--) {
17	tmp = *p;
18	p = q;
19	*q = tmp;
20
21	p++;
22	q++;
23	}
24	}