[src/trunk]: src/tests/lib/libc/hash Add an hmac test.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c67e3ea4c0ec
branches:  trunk
changeset: 346229:c67e3ea4c0ec
user:      christos <christos%NetBSD.org@localhost>
date:      Sat Jul 02 14:52:09 2016 +0000

description:
Add an hmac test.

diffstat:

 tests/lib/libc/hash/Makefile |    7 ++-
 tests/lib/libc/hash/t_hmac.c |  127 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 133 insertions(+), 1 deletions(-)

diffs (151 lines):

diff -r 4e2ab6d23c6a -r c67e3ea4c0ec tests/lib/libc/hash/Makefile
--- a/tests/lib/libc/hash/Makefile      Sat Jul 02 08:49:19 2016 +0000
+++ b/tests/lib/libc/hash/Makefile      Sat Jul 02 14:52:09 2016 +0000
@@ -1,10 +1,15 @@
-# $NetBSD: Makefile,v 1.2 2011/01/02 22:03:25 pgoyette Exp $
+# $NetBSD: Makefile,v 1.3 2016/07/02 14:52:09 christos Exp $
 
 .include <bsd.own.mk>
 
 TESTSDIR=      ${TESTSBASE}/lib/libc/hash
 
 TESTS_C+=      t_sha2
+.if ${MKCRYPTO:Uno} != "no"
+TESTS_C+=      t_hmac
+LDADD.t_hmac+= -lcrypto
+DDADD.t_hmac+= ${LIBCRYPTO}
+.endif
 
 TESTS_SH+=     t_hash
 
diff -r 4e2ab6d23c6a -r c67e3ea4c0ec tests/lib/libc/hash/t_hmac.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/lib/libc/hash/t_hmac.c      Sat Jul 02 14:52:09 2016 +0000
@@ -0,0 +1,127 @@
+/*     $NetBSD: t_hmac.c,v 1.1 2016/07/02 14:52:09 christos 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 <sys/cdefs.h>
+__RCSID("$NetBSD: t_hmac.c,v 1.1 2016/07/02 14:52:09 christos Exp $");
+
+#include <atf-c.h>
+#include <string.h>
+#include <stdlib.h>
+#include <openssl/evp.h>
+#include <openssl/hmac.h>
+
+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[] = {
+               EVP_md2(),
+               EVP_md4(),
+               EVP_md5(),
+               EVP_ripemd160(),
+               EVP_sha1(),
+               EVP_sha224(),
+               EVP_sha256(),
+               EVP_sha384(),
+               EVP_sha512(),
+       };
+       const char *names[] = {
+               "md2",
+               "md4",
+               "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(e1 != NULL);
+                       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();
+}
+