tests: added unit tests for gnutls_de/encode_rs_value

Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com>

2 files changed, 243 insertions, 1 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 575f54f7f9..310a8d4140 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -142,7 +142,8 @@ ctests = mini-record-2 simple gc set_pkcs12_cred cert certuniqueid	\
 	 hostname-check-utf8 pkcs8-key-decode-encrypted priority-mix pkcs7 \
 	 send-data-before-handshake recv-data-before-handshake crt_inv_write \
 	 x509sign-verify-error rng-op-nonce rng-op-random rng-op-key x509-dn-decode-compat \
-	 ip-check mini-x509-ipaddr trust-store base64-raw random-art dhex509self
+	 ip-check mini-x509-ipaddr trust-store base64-raw random-art dhex509self \
+	 dss-sig-val
 
 if HAVE_SECCOMP_TESTS
 ctests += dtls-with-seccomp tls-with-seccomp dtls-client-with-seccomp tls-client-with-seccomp
diff --git a/tests/dss-sig-val.c b/tests/dss-sig-val.c
new file mode 100644
index 0000000000..961e3ea855
--- /dev/null
+++ b/tests/dss-sig-val.c
@@ -0,0 +1,241 @@
+/*
+ * Copyright (C) 2017 Red Hat, Inc.
+ *
+ * Author: Nikos Mavrogiannopoulos
+ *
+ * This file is part of GnuTLS.
+ *
+ * GnuTLS is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuTLS is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GnuTLS; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+/* Parts copied from GnuTLS example programs. */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <string.h>
+#include <gnutls/crypto.h>
+
+#include "utils.h"
+
+static void encode(const char *test_name, const gnutls_datum_t * sig,
+		   const gnutls_datum_t * r, const gnutls_datum_t * s)
+{
+	int ret;
+	gnutls_datum_t tmp_r, tmp_s, tmp_sig;
+
+	ret = gnutls_decode_rs_value(sig, &tmp_r, &tmp_s);
+	if (ret < 0) {
+		fail("%s: gnutls_decode_rs_value: %s\n", test_name,
+		     gnutls_strerror(ret));
+		exit(1);
+	}
+
+	if (tmp_r.size != r->size || memcmp(r->data, tmp_r.data, r->size) != 0) {
+		fail("%s: gnutls_decode_rs_value: r doesn't match\n",
+		     test_name);
+		exit(1);
+	}
+
+	if (tmp_s.size != s->size || memcmp(s->data, tmp_s.data, s->size) != 0) {
+		fail("%s: gnutls_decode_rs_value: s doesn't match\n",
+		     test_name);
+		exit(1);
+	}
+
+	gnutls_free(tmp_r.data);
+	gnutls_free(tmp_s.data);
+
+	/* check encoding */
+	ret = gnutls_encode_rs_value(&tmp_sig, r, s);
+	if (ret < 0) {
+		fail("%s: gnutls_encode_rs_value: %s\n", test_name,
+		     gnutls_strerror(ret));
+		exit(1);
+	}
+
+	if (tmp_sig.size != sig->size
+	    || memcmp(sig->data, tmp_sig.data, sig->size) != 0) {
+		fail("%s: gnutls_encode_rs_value: sig doesn't match\n",
+		     test_name);
+		exit(1);
+	}
+
+	gnutls_free(tmp_sig.data);
+
+	return;
+}
+
+struct encode_tests_st {
+	const char *name;
+	gnutls_datum_t sig;
+	gnutls_datum_t r;
+	gnutls_datum_t s;
+};
+
+struct encode_tests_st encode_tests[] = {
+	{
+	 .name = "test1",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x46\x02\x21\x00\xe8\xa4\x26\x96\x2c\x32\xc6\x92\x55\x71\x31\xd7\x10\x35\x92\x60\x85\x34\xf0\x65\x03\x08\x2e\x38\x2b\xc8\x28\x67\xde\x10\x7c\xf5\x02\x21\x00\xc9\x8e\x56\x4f\xb1\x62\xe1\x74\xbe\x8c\x9d\xff\x04\x88\x75\x76\x63\x91\x8a\xd6\x9d\x41\x76\xef\xe2\xb5\x8e\xbb\xa8\x88\xba\x9f",
+	  72},
+	 .r =
+	 {(unsigned char *)
+	  "\x00\xe8\xa4\x26\x96\x2c\x32\xc6\x92\x55\x71\x31\xd7\x10\x35\x92\x60\x85\x34\xf0\x65\x03\x08\x2e\x38\x2b\xc8\x28\x67\xde\x10\x7c\xf5",
+	  33},
+	 .s =
+	 {(unsigned char *)
+	  "\x00\xc9\x8e\x56\x4f\xb1\x62\xe1\x74\xbe\x8c\x9d\xff\x04\x88\x75\x76\x63\x91\x8a\xd6\x9d\x41\x76\xef\xe2\xb5\x8e\xbb\xa8\x88\xba\x9f",
+	  33}
+	 },
+	{
+	 .name = "test2",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x44\x02\x20\x07\xd2\x7f\xd0\xef\x77\xa8\x29\x31\x9b\x46\x01\xb3\xaf\x66\xac\x33\x48\x15\x94\xb8\x80\xa1\x97\x71\x8f\x4a\x32\x43\x12\xec\x1f\x02\x20\x37\x06\x13\xbe\x4c\x6d\xdd\xcd\xa1\x4c\x88\xc5\x66\x85\x81\xf5\x50\x41\xb1\x4a\xee\x29\xce\x73\x2c\x09\xff\xba\xe3\x5e\x8a\x12",
+	  70},
+	 .r =
+	 {(unsigned char *)
+	  "\x07\xd2\x7f\xd0\xef\x77\xa8\x29\x31\x9b\x46\x01\xb3\xaf\x66\xac\x33\x48\x15\x94\xb8\x80\xa1\x97\x71\x8f\x4a\x32\x43\x12\xec\x1f",
+	  32},
+	 .s =
+	 {(unsigned char *)
+	  "\x37\x06\x13\xbe\x4c\x6d\xdd\xcd\xa1\x4c\x88\xc5\x66\x85\x81\xf5\x50\x41\xb1\x4a\xee\x29\xce\x73\x2c\x09\xff\xba\xe3\x5e\x8a\x12",
+	  32}
+	 },
+	{
+	 .name = "test3",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x44\x02\x20\x57\x53\x71\xfd\x9c\xb5\x96\xc2\xc5\xc7\x59\xce\x2f\xc2\xbe\x8f\xdc\x22\xf9\xab\x38\xdc\x57\x81\xfb\x34\x78\x12\xae\x88\x9a\x50\x02\x20\x60\x6b\xd4\x5b\xd6\x32\x05\xae\x1f\xe6\x08\xf4\x73\x0f\x42\xbc\x32\x55\x1f\x8d\xea\x81\xec\x2b\x4a\x0b\x8c\x0f\xb1\xbe\x5f\x9b",
+	  70},
+	 .r =
+	 {(unsigned char *)
+	  "\x57\x53\x71\xfd\x9c\xb5\x96\xc2\xc5\xc7\x59\xce\x2f\xc2\xbe\x8f\xdc\x22\xf9\xab\x38\xdc\x57\x81\xfb\x34\x78\x12\xae\x88\x9a\x50",
+	  32},
+	 .s =
+	 {(unsigned char *)
+	  "\x60\x6b\xd4\x5b\xd6\x32\x05\xae\x1f\xe6\x08\xf4\x73\x0f\x42\xbc\x32\x55\x1f\x8d\xea\x81\xec\x2b\x4a\x0b\x8c\x0f\xb1\xbe\x5f\x9b",
+	  32}
+
+	 },
+	{
+	 .name = "test4",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x46\x02\x21\x00\xe7\xdd\x79\x58\x96\xf6\x12\x05\xc1\x7a\x44\xd6\xdf\xde\x83\xe9\xb6\x30\xa7\xff\x02\x85\x97\x34\x5a\xcd\x2f\xae\xbd\xc6\x5d\xde\x02\x21\x00\xb5\x64\xbc\x53\x97\xc5\x64\x6f\x6b\x81\xe7\x4d\xad\x36\x29\x50\xd1\x62\x91\x65\x51\xf0\xc4\xa5\x28\x80\x20\x51\x9b\xce\xcc\xc8",
+	  72},
+	 .r =
+	 {(unsigned char *)
+	  "\x00\xe7\xdd\x79\x58\x96\xf6\x12\x05\xc1\x7a\x44\xd6\xdf\xde\x83\xe9\xb6\x30\xa7\xff\x02\x85\x97\x34\x5a\xcd\x2f\xae\xbd\xc6\x5d\xde",
+	  33},
+	 .s =
+	 {(unsigned char *)
+	  "\x00\xb5\x64\xbc\x53\x97\xc5\x64\x6f\x6b\x81\xe7\x4d\xad\x36\x29\x50\xd1\x62\x91\x65\x51\xf0\xc4\xa5\x28\x80\x20\x51\x9b\xce\xcc\xc8",
+	  33}
+	 },
+	{
+	 .name = "test5",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x45\x02\x20\x54\xce\x1b\x8d\x63\x5d\xa4\xdb\x26\x58\x1c\x8f\xf0\xb0\x6d\xf3\x2f\x6a\xdb\x83\xcf\x7e\xe7\xda\x98\x52\xa6\x5f\x1f\xc9\x50\x73\x02\x21\x00\xfa\xb9\x6a\x18\xd4\xc6\x45\x3c\xf2\xbf\xc2\x3d\x15\x0d\xc6\xd4\x0c\x78\x52\x12\xec\xb5\x3c\xf5\xe0\x8a\xbf\x6c\x11\xd3\xfd\x4f",
+	  71},
+	 .r =
+	 {(unsigned char *)
+	  "\x54\xce\x1b\x8d\x63\x5d\xa4\xdb\x26\x58\x1c\x8f\xf0\xb0\x6d\xf3\x2f\x6a\xdb\x83\xcf\x7e\xe7\xda\x98\x52\xa6\x5f\x1f\xc9\x50\x73",
+	  32},
+	 .s =
+	 {(unsigned char *)
+	  "\x00\xfa\xb9\x6a\x18\xd4\xc6\x45\x3c\xf2\xbf\xc2\x3d\x15\x0d\xc6\xd4\x0c\x78\x52\x12\xec\xb5\x3c\xf5\xe0\x8a\xbf\x6c\x11\xd3\xfd\x4f",
+	  33}
+	 },
+	{
+	 .name = "test6",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x45\x02\x20\x3b\x77\x03\xcf\x8f\xe7\x92\xf1\x6a\x68\x3b\xcd\xb7\x21\x5b\x80\xcd\x00\x75\x65\x38\x31\x8c\xc2\x9b\x92\x6a\x1a\x02\x4b\xd8\x73\x02\x21\x00\xd9\x88\x28\x68\xae\x31\x5d\x95\xa4\x8b\x5e\x3a\x95\x24\x7b\x0d\x07\xaa\xc4\xe0\xeb\xb1\xf1\x89\xc0\xab\x4d\x88\x15\x84\x5f\x01",
+	  71},
+	 .r =
+	 {(unsigned char *)
+	  "\x3b\x77\x03\xcf\x8f\xe7\x92\xf1\x6a\x68\x3b\xcd\xb7\x21\x5b\x80\xcd\x00\x75\x65\x38\x31\x8c\xc2\x9b\x92\x6a\x1a\x02\x4b\xd8\x73",
+	  32},
+	 .s =
+	 {(unsigned char *)
+	  "\x00\xd9\x88\x28\x68\xae\x31\x5d\x95\xa4\x8b\x5e\x3a\x95\x24\x7b\x0d\x07\xaa\xc4\xe0\xeb\xb1\xf1\x89\xc0\xab\x4d\x88\x15\x84\x5f\x01",
+	  33}
+	 },
+	{
+	 .name = "test7",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x45\x02\x20\x22\xa1\xbf\x7d\xcd\x7b\x5e\xab\xa0\x08\x20\xe5\xcc\x22\x34\x61\xf1\x1f\xd0\x3a\x32\xc3\x61\x19\xcf\xe4\xeb\xff\x66\xe6\x51\xa1\x02\x21\x00\x9d\x62\xcb\x04\x3e\xb6\x1f\xc1\x2e\x52\xd4\x73\x7f\xbd\xa5\x9c\x29\x49\x75\x6d\x08\xf9\xcb\x74\xd7\x41\xdc\xcb\x66\x4d\x9a\x77",
+	  71},
+	 .r =
+	 {(unsigned char *)
+	  "\x22\xa1\xbf\x7d\xcd\x7b\x5e\xab\xa0\x08\x20\xe5\xcc\x22\x34\x61\xf1\x1f\xd0\x3a\x32\xc3\x61\x19\xcf\xe4\xeb\xff\x66\xe6\x51\xa1",
+	  32},
+	 .s =
+	 {(unsigned char *)
+	  "\x00\x9d\x62\xcb\x04\x3e\xb6\x1f\xc1\x2e\x52\xd4\x73\x7f\xbd\xa5\x9c\x29\x49\x75\x6d\x08\xf9\xcb\x74\xd7\x41\xdc\xcb\x66\x4d\x9a\x77",
+	  33}
+	 },
+	{
+	 .name = "test8",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x44\x02\x20\x41\xc9\x32\x16\x2e\x6f\x0c\x1f\x0f\x81\xc0\x0f\x01\x50\x31\x75\x10\x55\x25\x45\x2a\x75\xb1\xdf\x91\x8e\xdf\x24\x30\xf2\xa8\x5f\x02\x20\x07\x80\xa7\x9b\xb8\x1c\x4f\x6e\xc4\x97\x5c\xb7\x9e\x61\x2a\xf0\xfc\x16\xdd\xe7\xa3\xcc\x15\x99\x68\x08\x8e\x85\x60\x9d\x34\xf8",
+	  70},
+	 .r =
+	 {(unsigned char *)
+	  "\x41\xc9\x32\x16\x2e\x6f\x0c\x1f\x0f\x81\xc0\x0f\x01\x50\x31\x75\x10\x55\x25\x45\x2a\x75\xb1\xdf\x91\x8e\xdf\x24\x30\xf2\xa8\x5f",
+	  32},
+	 .s =
+	 {(unsigned char *)
+	  "\x07\x80\xa7\x9b\xb8\x1c\x4f\x6e\xc4\x97\x5c\xb7\x9e\x61\x2a\xf0\xfc\x16\xdd\xe7\xa3\xcc\x15\x99\x68\x08\x8e\x85\x60\x9d\x34\xf8",
+	  32}
+
+	 },
+	{
+	 .name = "test9",
+	 .sig =
+	 {(unsigned char *)
+	  "\x30\x46\x02\x21\x00\xbe\xa1\x01\x12\x64\x1d\x66\x5a\x68\x4a\xa0\xd5\x7e\x3e\x0c\x83\x51\xaa\x21\x9a\x0f\x7b\x38\xf0\xc0\x8b\xc5\xba\xfe\x25\x83\x51\x02\x21\x00\xfb\xea\x25\x74\x78\xd3\xaa\x91\x7b\xc8\x49\x26\x22\x26\xc7\x72\x6b\x25\xfd\x05\xac\x71\x5d\xeb\x1d\xc5\xaa\x4e\xc9\x6e\x34\xb5",
+	  72},
+	 .r =
+	 {(unsigned char *)
+	  "\x00\xbe\xa1\x01\x12\x64\x1d\x66\x5a\x68\x4a\xa0\xd5\x7e\x3e\x0c\x83\x51\xaa\x21\x9a\x0f\x7b\x38\xf0\xc0\x8b\xc5\xba\xfe\x25\x83\x51",
+	  33},
+	 .s =
+	 {(unsigned char *)
+	  "\x00\xfb\xea\x25\x74\x78\xd3\xaa\x91\x7b\xc8\x49\x26\x22\x26\xc7\x72\x6b\x25\xfd\x05\xac\x71\x5d\xeb\x1d\xc5\xaa\x4e\xc9\x6e\x34\xb5",
+	  33}
+
+	 }
+};
+
+void doit(void)
+{
+	unsigned i;
+
+	for (i = 0; i < sizeof(encode_tests) / sizeof(encode_tests[0]); i++) {
+		encode(encode_tests[i].name, &encode_tests[i].sig,
+		       &encode_tests[i].r, &encode_tests[i].s);
+	}
+}