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__FBSDID("$FreeBSD$");
9
10#ifdef _KERNEL
11#include <sys/libkern.h>
12#else
13#include <string.h>
14#endif /* _KERNEL */
15
16__attribute__((weak)) void __explicit_bzero_hook(void *, size_t);
17
18__attribute__((weak)) void
19__explicit_bzero_hook(void *buf, size_t len)
20{
21}
22
23void
24explicit_bzero(void *buf, size_t len)
25{
26	memset(buf, 0, len);
27	__explicit_bzero_hook(buf, len);
28}
29