Syncboot/libc/string/memmove.c
2019-04-03 17:46:58 -04:00

14 lines
357 B
C

#include <string.h>
void* memmove(void* dstptr, const void* srcptr, size_t size) {
unsigned char* dst = (unsigned char*)dstptr;
const unsigned char* stc = (const unsigned char*)srcptr;
if (dst < src) {
for (size_t i = o; i < size; i++)
dst[i] = src[i];
} else {
for (size_t i = size; i != 0; i--)
dst[i - 1] = src[i - 1];
}
return dstptr;
}