nuclear@0: #include <string.h>
nuclear@0: 
nuclear@1: void memset(void *s, int c, size_t n)
nuclear@0: {
nuclear@0: 	char *ptr = s;
nuclear@1: 	while(n--) {
nuclear@0: 		*ptr++ = c;
nuclear@0: 	}
nuclear@0: }
nuclear@1: 
nuclear@1: void *memcpy(void *dest, const void *src, size_t n)
nuclear@1: {
nuclear@1: 	char *dptr = dest;
nuclear@1: 	const char *sptr = src;
nuclear@1: 
nuclear@1: 	while(n--) {
nuclear@1: 		*dptr++ = *sptr++;
nuclear@1: 	}
nuclear@1: 	return dest;
nuclear@1: }
nuclear@1: 
nuclear@1: void *memmove(void *dest, const void *src, size_t n)
nuclear@1: {
nuclear@1: 	int i;
nuclear@1: 	char *dptr;
nuclear@1: 	const char *sptr;
nuclear@1: 
nuclear@1: 	if(dest <= src) {
nuclear@1: 		/* forward copy */
nuclear@1: 		dptr = dest;
nuclear@1: 		sptr = src;
nuclear@1: 		for(i=0; i<n; i++) {
nuclear@1: 			*dptr++ = *sptr++;
nuclear@1: 		}
nuclear@1: 	} else {
nuclear@1: 		/* backwards copy */
nuclear@1: 		dptr = dest + n - 1;
nuclear@1: 		sptr = src + n - 1;
nuclear@1: 		for(i=0; i<n; i++) {
nuclear@1: 			*dptr-- = *sptr--;
nuclear@1: 		}
nuclear@1: 	}
nuclear@1: 
nuclear@1: 	return dest;
nuclear@1: }