freebsd-dev/sys/libkern/explicit_bzero.c

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/* $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);
}