1/* $OpenBSD: explicit_bzero.c,v 1.3 2014/06/21 02:34:26 matthew Exp $ */ 2/* 3 * Public domain. 4 * Written by Matthew Dempsky. 5 */ 6 7#include <sys/cdefs.h> 8#ifdef _KERNEL 9#include <sys/libkern.h> 10#else 11#include <string.h> 12#endif /* _KERNEL */ 13 14__attribute__((weak)) void __explicit_bzero_hook(void *, size_t); 15 16__attribute__((weak)) void 17__explicit_bzero_hook(void *buf, size_t len) 18{ 19} 20 21void 22explicit_bzero(void *buf, size_t len) 23{ 24 memset(buf, 0, len); 25 __explicit_bzero_hook(buf, len); 26} 27