1 /* $OpenBSD: explicit_bzero.c,v 1.3 2014年06月21日 02:34:26 matthew Exp $ */ 2 /* 3 * Public domain. 4 * Written by Matthew Dempsky. 5 */ 6 7#include <lib/libkern/libkern.h> 8 9 __attribute__((weak)) void __explicit_bzero_hook(void *, size_t); 10 11 __attribute__((weak)) void 12 __explicit_bzero_hook(void *buf, size_t len) 13{ 14} 15 16 void 17 explicit_bzero(void *buf, size_t len) 18{ 19 memset(buf, 0, len); 20 __explicit_bzero_hook(buf, len); 21} 22