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| author | Luiz Otavio O Souza <luiz@netgate.com> | 2015-09-15 13:41:59 -0500 |
|---|---|---|
| committer | Luiz Otavio O Souza <luiz@netgate.com> | 2015-10-20 11:52:44 -0500 |
| commit | 9b291aa4649f2230d48a12c9089e526ef2182abf (patch) | |
| tree | 9033aaffbe687fc2e95ac22e7c994e4c1e857cf3 /lib/libc/string/explicit_bzero.c | |
| parent | 695f7c561490cfa30431266c02d4194ea59ef443 (diff) | |
| download | FreeBSD-src-9b291aa4649f2230d48a12c9089e526ef2182abf.zip FreeBSD-src-9b291aa4649f2230d48a12c9089e526ef2182abf.tar.gz | |
MFC r272673:
Add explicit_bzero(3) and its kernel counterpart.
Obtained from: OpenBSD
MFC after: 2 weeks
TAG: IPSEC-HEAD
Issue: #4841
Diffstat (limited to 'lib/libc/string/explicit_bzero.c')
| -rw-r--r-- | lib/libc/string/explicit_bzero.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/libc/string/explicit_bzero.c b/lib/libc/string/explicit_bzero.c new file mode 100644 index 0000000..a7811b0 --- /dev/null +++ b/lib/libc/string/explicit_bzero.c @@ -0,0 +1,22 @@ +/* $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("$FreeBSD$"); + +#include <string.h> + +__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); +} |
