/* $NetBSD: t_hmac.c,v 1.2.14.1 2023/09/11 14:57:12 martin Exp $ */ /*- * Copyright (c) 2016 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Christos Zoulas. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include __RCSID("$NetBSD: t_hmac.c,v 1.2.14.1 2023/09/11 14:57:12 martin Exp $"); #include #include #include #include #include static void test(void) { uint8_t tmp1[EVP_MAX_MD_SIZE]; uint8_t tmp2[EVP_MAX_MD_SIZE]; uint8_t key[256]; uint8_t data[4096]; unsigned int tmp1len; size_t tmp2len; int stop; void *e1; const void *evps[] = { #if OPENSSL_VERSION_NUMBER < 0x10100000L EVP_md2(), #endif #if OPENSSL_VERSION_NUMBER < 0x30000000L EVP_md4(), #endif EVP_md5(), EVP_ripemd160(), EVP_sha1(), EVP_sha224(), EVP_sha256(), EVP_sha384(), EVP_sha512(), }; const char *names[] = { #if OPENSSL_VERSION_NUMBER < 0x10100000L "md2", #endif #if OPENSSL_VERSION_NUMBER < 0x30000000L "md4", #endif "md5", "rmd160", "sha1", "sha224", "sha256", "sha384", "sha512", }; for (size_t k = 0; k < sizeof(key); k++) key[k] = k; for (size_t d = 0; d < sizeof(data); d++) data[d] = d % 256; for (size_t t = 0; t < __arraycount(names); t++) for (size_t i = 1; i < sizeof(key); i += 9) for (size_t j = 3; j < sizeof(data); j += 111) { stop = 0; #ifdef DEBUG printf("%s: keysize = %zu datasize = %zu\n", names[t], i, j); #endif memset(tmp1, 0, sizeof(tmp1)); memset(tmp2, 0, sizeof(tmp2)); e1 = HMAC(evps[t], key, i, data, j, tmp1, &tmp1len); ATF_REQUIRE_MSG(e1 != NULL, "hash %s could not be " "created", names[t]); tmp2len = hmac(names[t], key, i, data, j, tmp2, sizeof(tmp2)); ATF_REQUIRE_MSG(tmp1len == tmp2len, "hash %s len %u " "!= %zu", names[t], tmp1len, tmp2len); for (size_t k = 0; k < tmp2len; k++) if (tmp1[k] != tmp2[k]) { #ifdef DEBUG printf("%zu %.2x %.2x\n", k, tmp1[k], tmp2[k]); #endif stop = 1; break; } ATF_REQUIRE_MSG(!stop, "hash %s failed for " "keylen=%zu, datalen=%zu", names[t], i, j); } } ATF_TC(t_hmac); ATF_TC_HEAD(t_hmac, tc) { atf_tc_set_md_var(tc, "descr", "Test hmac functions for consistent results"); } ATF_TC_BODY(t_hmac, tc) { test(); } ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, t_hmac); return atf_no_error(); }