tests: introduced unit tests of the new signing API

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

diff --git a/tests/sign-verify-data-newapi.c b/tests/sign-verify-data-newapi.c
new file mode 100644 (file)
index 0000000..b3f6f60
--- /dev/null
+++ b/tests/sign-verify-data-newapi.c
@@ -0,0 +1,165 @@
+/*
+ * 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
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#ifndef _WIN32
+# include <netinet/in.h>
+# include <sys/socket.h>
+# include <arpa/inet.h>
+#endif
+#include <unistd.h>
+#include <gnutls/gnutls.h>
+#include <gnutls/x509.h>
+#include <gnutls/abstract.h>
+#include "common-key-tests.h"
+#include "utils.h"
+
+/* verifies whether the sign-data and verify-data APIs
+ * operate as expected */
+
+static void tls_log_func(int level, const char *str)
+{
+       fprintf(stderr, "<%d> %s", level, str);
+}
+
+/* sha1 hash of "hello" string */
+const gnutls_datum_t raw_data = {
+       (void *)
+           "\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe"
+           "\xde\x0f\x3b\x48\x2c\xd9\xae\xa9\x43\x4d",
+       20
+};
+
+const gnutls_datum_t invalid_raw_data = {
+       (void *)
+           "\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe"
+           "\xde\x0f\x3b\x48\x3c\xd9\xae\xa9\x43\x4d",
+       20
+};
+
+#define tests common_key_tests
+#define testfail(fmt, ...) \
+       fail("%s: "fmt, tests[i].name, ##__VA_ARGS__)
+
+void doit(void)
+{
+       gnutls_x509_crt_t crt;
+       gnutls_pubkey_t pubkey;
+       gnutls_privkey_t privkey;
+       gnutls_sign_algorithm_t sign_algo;
+       gnutls_datum_t signature;
+       int ret;
+       size_t i;
+
+       global_init();
+
+       gnutls_global_set_log_function(tls_log_func);
+       if (debug)
+               gnutls_global_set_log_level(6);
+
+       for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
+               if (debug)
+                       success("loop %d\n", (int) i);
+
+               if (tests[i].pk == GNUTLS_PK_DSA)
+                       continue;
+               ret = gnutls_pubkey_init(&pubkey);
+               if (ret < 0)
+                       testfail("gnutls_privkey_init\n");
+
+               ret = gnutls_privkey_init(&privkey);
+               if (ret < 0)
+                       testfail("gnutls_pubkey_init\n");
+
+               ret = gnutls_privkey_import_x509_raw(privkey, &tests[i].key, GNUTLS_X509_FMT_PEM, NULL, 0);
+               if (ret < 0)
+                       testfail("gnutls_privkey_import_x509\n");
+
+               ret = gnutls_privkey_sign_data2(privkey, tests[i].sigalgo, 0,
+                                               &raw_data, &signature);
+               if (ret < 0)
+                       testfail("gnutls_x509_privkey_sign_hash\n");
+
+               ret = gnutls_x509_crt_init(&crt);
+               if (ret < 0)
+                       testfail("gnutls_x509_crt_init\n");
+
+               ret =
+                   gnutls_x509_crt_import(crt, &tests[i].cert,
+                                          GNUTLS_X509_FMT_PEM);
+               if (ret < 0)
+                       testfail("gnutls_x509_crt_import\n");
+
+               ret = gnutls_pubkey_import_x509(pubkey, crt, 0);
+               if (ret < 0)
+                       testfail("gnutls_x509_pubkey_import\n");
+
+               ret =
+                   gnutls_pubkey_verify_data2(pubkey, tests[i].sigalgo, 0, &raw_data,
+                                             &signature);
+               if (ret < 0)
+                       testfail("gnutls_x509_pubkey_verify_data2\n");
+
+               /* should fail */
+               ret =
+                   gnutls_pubkey_verify_data2(pubkey, tests[i].sigalgo, 0,
+                                             &invalid_raw_data,
+                                             &signature);
+               if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED)
+                       testfail("gnutls_x509_pubkey_verify_data2-2 (hashed data)\n");
+
+               sign_algo =
+                   gnutls_pk_to_sign(gnutls_pubkey_get_pk_algorithm
+                                     (pubkey, NULL), tests[i].digest);
+               ret =
+                   gnutls_pubkey_verify_data2(pubkey, sign_algo, 0,
+                                               &raw_data, &signature);
+               if (ret < 0)
+                       testfail("gnutls_x509_pubkey_verify_data2-1 (hashed data)\n");
+
+               /* should fail */
+               ret =
+                   gnutls_pubkey_verify_data2(pubkey, sign_algo, 0,
+                                               &invalid_raw_data,
+                                               &signature);
+               if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED)
+                       testfail("gnutls_x509_pubkey_verify_data2-2 (hashed data)\n");
+
+               /* test the raw interface */
+               gnutls_free(signature.data);
+               signature.data = NULL;
+
+               gnutls_free(signature.data);
+               gnutls_x509_crt_deinit(crt);
+               gnutls_privkey_deinit(privkey);
+               gnutls_pubkey_deinit(pubkey);
+       }
+
+       gnutls_global_deinit();
+}

diff --git a/tests/sign-verify-newapi.c b/tests/sign-verify-newapi.c
new file mode 100644 (file)
index 0000000..43991c2
--- /dev/null
+++ b/tests/sign-verify-newapi.c
@@ -0,0 +1,266 @@
+/*
+ * Copyright (C) 2004-2012 Free Software Foundation, Inc.
+ * Copyright (C) 2017 Red Hat, Inc.
+ *
+ * Author: Nikos Mavrogiannopoulos, Simon Josefsson
+ *
+ * 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 <sys/types.h>
+#ifndef _WIN32
+# include <netinet/in.h>
+# include <sys/socket.h>
+# include <arpa/inet.h>
+#endif
+#include <unistd.h>
+#include <gnutls/gnutls.h>
+#include <gnutls/x509.h>
+#include <gnutls/abstract.h>
+#include "common-key-tests.h"
+#include "utils.h"
+
+static void tls_log_func(int level, const char *str)
+{
+       fprintf(stderr, "<%d> %s", level, str);
+}
+
+/* sha1 hash of "hello" string */
+const gnutls_datum_t sha1_hash_data = {
+       (void *)
+           "\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe"
+           "\xde\x0f\x3b\x48\x2c\xd9\xae\xa9\x43\x4d",
+       20
+};
+
+const gnutls_datum_t sha256_hash_data = {
+       (void *)
+           "\x2c\xf2\x4d\xba\x5f\xb0\xa3\x0e\x26\xe8\x3b\x2a\xc5\xb9\xe2\x9e"
+           "\x1b\x16\x1e\x5c\x1f\xa7\x42\x5e\x73\x04\x33\x62\x93\x8b\x98\x24",
+       32
+};
+
+const gnutls_datum_t sha256_invalid_hash_data = {
+       (void *)
+           "\x2c\xf2\x4d\xba\x5f\xb1\xa3\x0e\x26\xe8\x3b\x2a\xc5\xb9\xe2\x9e"
+           "\x1b\x16\x1e\x5c\x1f\xa3\x42\x5e\x73\x04\x33\x62\x93\x8b\x98\x24",
+       32
+};
+
+const gnutls_datum_t sha1_invalid_hash_data = {
+       (void *)
+           "\xaa\xf4\xc6\x1d\xdc\xca\xe8\xa2\xda\xbe"
+           "\xde\x0f\x3b\x48\x2c\xb9\xae\xa9\x43\x4d",
+       20
+};
+
+const gnutls_datum_t raw_data = {
+       (void *) "hello",
+       5
+};
+
+#define tests common_key_tests
+#define testfail(fmt, ...) \
+       fail("%s: "fmt, tests[i].name, ##__VA_ARGS__)
+
+void doit(void)
+{
+       gnutls_x509_privkey_t key;
+       gnutls_x509_crt_t crt;
+       gnutls_pubkey_t pubkey;
+       gnutls_privkey_t privkey;
+       gnutls_sign_algorithm_t sign_algo;
+       gnutls_datum_t signature;
+       gnutls_datum_t signature2;
+       int ret;
+       size_t i;
+       const gnutls_datum_t *hash_data;
+       const gnutls_datum_t *invalid_hash_data;
+
+       global_init();
+
+       gnutls_global_set_log_function(tls_log_func);
+       if (debug)
+               gnutls_global_set_log_level(6);
+
+       for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
+               if (debug)
+                       success("loop %d\n", (int) i);
+
+               if (tests[i].pk == GNUTLS_PK_EDDSA_ED25519)
+                       continue;
+
+               if (tests[i].digest == GNUTLS_DIG_SHA1) {
+                       hash_data = &sha1_hash_data;
+                       invalid_hash_data = &sha1_invalid_hash_data;
+               } else {
+                       hash_data = &sha256_hash_data;
+                       invalid_hash_data = &sha256_invalid_hash_data;
+               }
+
+               ret = gnutls_x509_privkey_init(&key);
+               if (ret < 0)
+                       testfail("gnutls_x509_privkey_init\n");
+
+               ret =
+                   gnutls_x509_privkey_import(key, &tests[i].key,
+                                               GNUTLS_X509_FMT_PEM);
+               if (ret < 0)
+                       testfail("gnutls_x509_privkey_import\n");
+
+               ret = gnutls_pubkey_init(&pubkey);
+               if (ret < 0)
+                       testfail("gnutls_privkey_init\n");
+
+               ret = gnutls_privkey_init(&privkey);
+               if (ret < 0)
+                       testfail("gnutls_pubkey_init\n");
+
+               ret = gnutls_privkey_import_x509(privkey, key, 0);
+               if (ret < 0)
+                       testfail("gnutls_privkey_import_x509\n");
+
+               ret = gnutls_privkey_sign_hash2(privkey, tests[i].sigalgo, 0,
+                                               hash_data, &signature2);
+               if (ret < 0)
+                       testfail("gnutls_privkey_sign_hash\n");
+
+               ret = gnutls_privkey_sign_data2(privkey, tests[i].sigalgo, 0,
+                                               &raw_data, &signature);
+               if (ret < 0)
+                       testfail("gnutls_x509_privkey_sign_hash\n");
+
+               ret = gnutls_x509_crt_init(&crt);
+               if (ret < 0)
+                       testfail("gnutls_x509_crt_init\n");
+
+               ret =
+                   gnutls_x509_crt_import(crt, &tests[i].cert,
+                                          GNUTLS_X509_FMT_PEM);
+               if (ret < 0)
+                       testfail("gnutls_x509_crt_import\n");
+
+               ret = gnutls_pubkey_import_x509(pubkey, crt, 0);
+               if (ret < 0)
+                       testfail("gnutls_x509_pubkey_import\n");
+
+               ret =
+                   gnutls_pubkey_verify_hash2(pubkey, tests[i].sigalgo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1, hash_data,
+                                             &signature);
+               if (ret < 0)
+                       testfail("gnutls_x509_pubkey_verify_hash2\n");
+
+               ret =
+                   gnutls_pubkey_verify_hash2(pubkey, tests[i].sigalgo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1, hash_data,
+                                             &signature2);
+               if (ret < 0)
+                       testfail("gnutls_x509_pubkey_verify_hash-1 (hashed data)\n");
+
+               /* should fail */
+               ret =
+                   gnutls_pubkey_verify_hash2(pubkey, tests[i].sigalgo,
+                                              GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1,
+                                              invalid_hash_data,
+                                              &signature2);
+               if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED)
+                       testfail("gnutls_x509_pubkey_verify_hash-2 (hashed data)\n");
+
+               sign_algo =
+                   gnutls_pk_to_sign(gnutls_pubkey_get_pk_algorithm
+                                     (pubkey, NULL), tests[i].digest);
+
+               ret =
+                   gnutls_pubkey_verify_hash2(pubkey, sign_algo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1,
+                                               hash_data, &signature2);
+               if (ret < 0)
+                       testfail("gnutls_x509_pubkey_verify_hash2-1 (hashed data)\n");
+
+               /* should fail */
+               ret =
+                   gnutls_pubkey_verify_hash2(pubkey, sign_algo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1,
+                                               invalid_hash_data,
+                                               &signature2);
+               if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED)
+                       testfail("gnutls_x509_pubkey_verify_hash2-2 (hashed data)\n");
+
+               /* test the raw interface */
+               gnutls_free(signature.data);
+               signature.data = NULL;
+
+               if (gnutls_pubkey_get_pk_algorithm(pubkey, NULL) ==
+                   GNUTLS_PK_RSA) {
+
+                       ret =
+                           gnutls_privkey_sign_hash2(privkey,
+                                                    tests[i].sigalgo,
+                                                    GNUTLS_PRIVKEY_SIGN_FLAG_TLS1_RSA,
+                                                    hash_data,
+                                                    &signature);
+                       if (ret < 0)
+                               testfail("gnutls_privkey_sign_hash: %s\n",
+                                    gnutls_strerror(ret));
+
+                       sign_algo =
+                           gnutls_pk_to_sign
+                           (gnutls_pubkey_get_pk_algorithm(pubkey, NULL),
+                            tests[i].digest);
+
+                       ret =
+                           gnutls_pubkey_verify_hash2(pubkey, sign_algo,
+                                                       GNUTLS_PUBKEY_VERIFY_FLAG_TLS1_RSA,
+                                                       hash_data,
+                                                       &signature);
+                       if (ret < 0)
+                               testfail("gnutls_pubkey_verify_hash-3 (raw hashed data)\n");
+
+                       gnutls_free(signature.data);
+                       /* test the legacy API */
+                       ret =
+                           gnutls_privkey_sign_raw_data(privkey, 0,
+                                                        hash_data,
+                                                        &signature);
+                       if (ret < 0)
+                               testfail("gnutls_privkey_sign_raw_data: %s\n",
+                                    gnutls_strerror(ret));
+
+                       ret =
+                           gnutls_pubkey_verify_hash2(pubkey, sign_algo,
+                                                       GNUTLS_PUBKEY_VERIFY_FLAG_TLS1_RSA,
+                                                       hash_data,
+                                                       &signature);
+                       if (ret < 0)
+                               testfail("gnutls_pubkey_verify_hash-4 (legacy raw hashed data)\n");
+               }
+               gnutls_free(signature.data);
+               gnutls_free(signature2.data);
+               gnutls_x509_privkey_deinit(key);
+               gnutls_x509_crt_deinit(crt);
+               gnutls_privkey_deinit(privkey);
+               gnutls_pubkey_deinit(pubkey);
+       }
+
+       gnutls_global_deinit();
+}