29 lines
512 B
C
29 lines
512 B
C
/* $OpenBSD: explicit_bzero.c,v 1.3 2014/06/21 02:34:26 matthew Exp $ */
|
|
/*
|
|
* Public domain.
|
|
* Written by Matthew Dempsky.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#ifdef _KERNEL
|
|
#include <sys/libkern.h>
|
|
#else
|
|
#include <string.h>
|
|
#endif /* _KERNEL */
|
|
|
|
__attribute__((weak)) void __explicit_bzero_hook(void *, size_t);
|
|
|
|
__attribute__((weak)) void
|
|
__explicit_bzero_hook(void *buf, size_t len)
|
|
{
|
|
}
|
|
|
|
void
|
|
explicit_bzero(void *buf, size_t len)
|
|
{
|
|
memset(buf, 0, len);
|
|
__explicit_bzero_hook(buf, len);
|
|
}
|