1 /* $NetBSD: safe.c,v 1.7 2025/01/26 16:25:38 christos Exp $ */ 2 3 /* 4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC") 5 * 6 * SPDX-License-Identifier: MPL-2.0 7 * 8 * This Source Code Form is subject to the terms of the Mozilla Public 9 * License, v. 2.0. If a copy of the MPL was not distributed with this 10 * file, you can obtain one at https://mozilla.org/MPL/2.0/. 11 * 12 * See the COPYRIGHT file distributed with this work for additional 13 * information regarding copyright ownership. 14 */ 15 16 #include <openssl/crypto.h> 17 18 #include <isc/safe.h> 19 20 int 21 isc_safe_memequal(const void *s1, const void *s2, size_t len) { 22 return !CRYPTO_memcmp(s1, s2, len); 23 } 24 25 void 26 isc_safe_memwipe(void *ptr, size_t len) { 27 OPENSSL_cleanse(ptr, len); 28 } 29