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| author | 2020-02-11 16:45:42 +0000 | |
|---|---|---|
| committer | 2020-02-11 16:45:42 +0000 | |
| commit | ef60399ab18269e984457246f827e4a7d6e22d01 (patch) | |
| tree | c4fe61f9633f69a77b53fd22048449081c459cd2 /usr.sbin/bind/lib/isc/safe.c | |
| parent | add iwx to fw_update (diff) | |
| download | wireguard-openbsd-ef60399ab18269e984457246f827e4a7d6e22d01.tar.xz wireguard-openbsd-ef60399ab18269e984457246f827e4a7d6e22d01.zip | |
Finish moving of dig(1) to /usr/bin/dig by removing the sources in the
old location. dig(1) sources can be found in src/usr.bin/dig.
ok deraadt@
Diffstat (limited to 'usr.sbin/bind/lib/isc/safe.c')
| -rw-r--r-- | usr.sbin/bind/lib/isc/safe.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/usr.sbin/bind/lib/isc/safe.c b/usr.sbin/bind/lib/isc/safe.c deleted file mode 100644 index 483ae5694c2..00000000000 --- a/usr.sbin/bind/lib/isc/safe.c +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Copyright (C) Internet Systems Consortium, Inc. ("ISC") - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, - * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE - * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -/*! \file */ - -#include <limits.h> -#include <string.h> - -#include <isc/safe.h> -#include <isc/util.h> - -isc_boolean_t -isc_safe_memequal(const void *s1, const void *s2, size_t n) { - uint8_t acc = 0; - - if (n != 0U) { - const uint8_t *p1 = s1, *p2 = s2; - - do { - acc |= *p1++ ^ *p2++; - } while (--n != 0U); - } - return (ISC_TF(acc == 0)); -} - - -int -isc_safe_memcompare(const void *b1, const void *b2, size_t len) { - const unsigned char *p1 = b1, *p2 = b2; - size_t i; - int res = 0, done = 0; - - for (i = 0; i < len; i++) { - /* lt is -1 if p1[i] < p2[i]; else 0. */ - int lt = (p1[i] - p2[i]) >> CHAR_BIT; - - /* gt is -1 if p1[i] > p2[i]; else 0. */ - int gt = (p2[i] - p1[i]) >> CHAR_BIT; - - /* cmp is 1 if p1[i] > p2[i]; -1 if p1[i] < p2[i]; else 0. */ - int cmp = lt - gt; - - /* set res = cmp if !done. */ - res |= cmp & ~done; - - /* set done if p1[i] != p2[i]. */ - done |= lt | gt; - } - - return (res); -} - -void -isc_safe_memwipe(void *ptr, size_t len) { - if (ptr == NULL || len == 0) - return; - - explicit_bzero(ptr, len); -} |
