tests: Add first self-test of safe renegotiation extension.

2 files changed, 270 insertions, 0 deletions

diff --git a/tests/safe-renegotiation/Makefile.am b/tests/safe-renegotiation/Makefile.am
index 3b262cdff2..0d967d8bfb 100644
--- a/tests/safe-renegotiation/Makefile.am
+++ b/tests/safe-renegotiation/Makefile.am
@@ -17,6 +17,20 @@
 # along with this file; if not, write to the Free Software Foundation,
 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
+AM_CFLAGS = $(WARN_CFLAGS) $(WERROR_CFLAGS)
+AM_CPPFLAGS = \
+	-I$(top_srcdir)/lib/includes		\
+	-I$(top_builddir)/lib/includes
+
+AM_LDFLAGS = -no-install
+LDADD = ../../lib/libgnutls.la $(LTLIBGCRYPT) $(LIBSOCKET)
+
+ctests = srn1
+
+check_PROGRAMS = $(ctests)
+TESTS = $(ctests)
+TESTS_ENVIRONMENT = $(VALGRIND)
+
 EXTRA_DIST = params.dh
 
 dist_check_SCRIPTS = testsrn
diff --git a/tests/safe-renegotiation/srn1.c b/tests/safe-renegotiation/srn1.c
new file mode 100644
index 0000000000..013ae9b266
--- /dev/null
+++ b/tests/safe-renegotiation/srn1.c
@@ -0,0 +1,256 @@
+/*
+ * Copyright (C) 2008, 2010 Free Software Foundation, Inc.
+ *
+ * Author: 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
+ */
+
+/* Code based on ../mini-x509.c.
+ *
+ * This tests that a %INITIAL_SAFE_RENEGOTIATION server will reject
+ * handshakes against clients that do not support the extension.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <gnutls/gnutls.h>
+
+static void
+tls_log_func (int level, const char *str)
+{
+  fprintf (stderr, "|<%d>| %s", level, str);
+}
+
+static char *to_server;
+static size_t to_server_len;
+
+static char *to_client;
+static size_t to_client_len;
+
+static ssize_t
+client_pull (gnutls_transport_ptr_t tr, void *data, size_t len)
+{
+  if (to_client_len < len)
+    {
+      gnutls_transport_set_global_errno (EAGAIN);
+      return -1;
+    }
+
+  memcpy (data, to_client, len);
+
+  memmove (to_client, to_client + len, to_client_len - len);
+  to_client_len -= len;
+
+  return len;
+}
+
+static ssize_t
+client_push (gnutls_transport_ptr_t tr, const void *data, size_t len)
+{
+  size_t newlen = to_server_len + len;
+  char *tmp;
+
+  tmp = realloc (to_server, newlen);
+  if (!tmp)
+    abort ();
+  to_server = tmp;
+
+  memcpy (to_server + to_server_len, data, len);
+  to_server_len = newlen;
+
+  return len;
+}
+
+static ssize_t
+server_pull (gnutls_transport_ptr_t tr, void *data, size_t len)
+{
+  if (to_server_len < len)
+    {
+      gnutls_transport_set_global_errno (EAGAIN);
+      return -1;
+    }
+
+  memcpy (data, to_server, len);
+
+  memmove (to_server, to_server + len, to_server_len - len);
+  to_server_len -= len;
+
+  return len;
+}
+
+static ssize_t
+server_push (gnutls_transport_ptr_t tr, const void *data, size_t len)
+{
+  size_t newlen = to_client_len + len;
+  char *tmp;
+
+  tmp = realloc (to_client, newlen);
+  if (!tmp)
+    abort ();
+  to_client = tmp;
+
+  memcpy (to_client + to_client_len, data, len);
+  to_client_len = newlen;
+
+  return len;
+}
+
+static unsigned char server_cert_pem[] =
+  "-----BEGIN CERTIFICATE-----\n"
+  "MIICVjCCAcGgAwIBAgIERiYdMTALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n"
+  "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTIxWhcNMDgwNDE3MTMyOTIxWjA3MRsw\n"
+  "GQYDVQQKExJHbnVUTFMgdGVzdCBzZXJ2ZXIxGDAWBgNVBAMTD3Rlc3QuZ251dGxz\n"
+  "Lm9yZzCBnDALBgkqhkiG9w0BAQEDgYwAMIGIAoGA17pcr6MM8C6pJ1aqU46o63+B\n"
+  "dUxrmL5K6rce+EvDasTaDQC46kwTHzYWk95y78akXrJutsoKiFV1kJbtple8DDt2\n"
+  "DZcevensf9Op7PuFZKBroEjOd35znDET/z3IrqVgbtm2jFqab7a+n2q9p/CgMyf1\n"
+  "tx2S5Zacc1LWn9bIjrECAwEAAaOBkzCBkDAMBgNVHRMBAf8EAjAAMBoGA1UdEQQT\n"
+  "MBGCD3Rlc3QuZ251dGxzLm9yZzATBgNVHSUEDDAKBggrBgEFBQcDATAPBgNVHQ8B\n"
+  "Af8EBQMDB6AAMB0GA1UdDgQWBBTrx0Vu5fglyoyNgw106YbU3VW0dTAfBgNVHSME\n"
+  "GDAWgBTpPBz7rZJu5gakViyi4cBTJ8jylTALBgkqhkiG9w0BAQUDgYEAaFEPTt+7\n"
+  "bzvBuOf7+QmeQcn29kT6Bsyh1RHJXf8KTk5QRfwp6ogbp94JQWcNQ/S7YDFHglD1\n"
+  "AwUNBRXwd3riUsMnsxgeSDxYBfJYbDLeohNBsqaPDJb7XailWbMQKfAbFQ8cnOxg\n"
+  "rOKLUQRWJ0K3HyXRMhbqjdLIaQiCvQLuizo=\n" "-----END CERTIFICATE-----\n";
+
+const gnutls_datum_t server_cert = { server_cert_pem,
+  sizeof (server_cert_pem)
+};
+
+static unsigned char server_key_pem[] =
+  "-----BEGIN RSA PRIVATE KEY-----\n"
+  "MIICXAIBAAKBgQDXulyvowzwLqknVqpTjqjrf4F1TGuYvkrqtx74S8NqxNoNALjq\n"
+  "TBMfNhaT3nLvxqResm62ygqIVXWQlu2mV7wMO3YNlx696ex/06ns+4VkoGugSM53\n"
+  "fnOcMRP/PciupWBu2baMWppvtr6far2n8KAzJ/W3HZLllpxzUtaf1siOsQIDAQAB\n"
+  "AoGAYAFyKkAYC/PYF8e7+X+tsVCHXppp8AoP8TEZuUqOZz/AArVlle/ROrypg5kl\n"
+  "8YunrvUdzH9R/KZ7saNZlAPLjZyFG9beL/am6Ai7q7Ma5HMqjGU8kTEGwD7K+lbG\n"
+  "iomokKMOl+kkbY/2sI5Czmbm+/PqLXOjtVc5RAsdbgvtmvkCQQDdV5QuU8jap8Hs\n"
+  "Eodv/tLJ2z4+SKCV2k/7FXSKWe0vlrq0cl2qZfoTUYRnKRBcWxc9o92DxK44wgPi\n"
+  "oMQS+O7fAkEA+YG+K9e60sj1K4NYbMPAbYILbZxORDecvP8lcphvwkOVUqbmxOGh\n"
+  "XRmTZUuhBrJhJKKf6u7gf3KWlPl6ShKEbwJASC118cF6nurTjuLf7YKARDjNTEws\n"
+  "qZEeQbdWYINAmCMj0RH2P0mvybrsXSOD5UoDAyO7aWuqkHGcCLv6FGG+qwJAOVqq\n"
+  "tXdUucl6GjOKKw5geIvRRrQMhb/m5scb+5iw8A4LEEHPgGiBaF5NtJZLALgWfo5n\n"
+  "hmC8+G8F0F78znQtPwJBANexu+Tg5KfOnzSILJMo3oXiXhf5PqXIDmbN0BKyCKAQ\n"
+  "LfkcEcUbVfmDaHpvzwY9VEaoMOKVLitETXdNSxVpvWM=\n"
+  "-----END RSA PRIVATE KEY-----\n";
+
+const gnutls_datum_t server_key = { server_key_pem,
+  sizeof (server_key_pem)
+};
+
+int
+main (int argc, char *argv[])
+{
+  int debug_level = argc - 1;
+  int exit_code = EXIT_SUCCESS;
+  /* Server stuff. */
+  gnutls_certificate_credentials_t serverx509cred;
+  gnutls_session_t server;
+  int sret = GNUTLS_E_AGAIN;
+  /* Client stuff. */
+  gnutls_certificate_credentials_t clientx509cred;
+  gnutls_session_t client;
+  int cret = GNUTLS_E_AGAIN;
+
+  /* General init. */
+  gnutls_global_init ();
+  gnutls_global_set_log_function (tls_log_func);
+  gnutls_global_set_log_level (debug_level);
+
+  /* Init server */
+  gnutls_certificate_allocate_credentials (&serverx509cred);
+  gnutls_certificate_set_x509_key_mem (serverx509cred,
+				       &server_cert, &server_key,
+				       GNUTLS_X509_FMT_PEM);
+  gnutls_init (&server, GNUTLS_SERVER);
+  gnutls_credentials_set (server, GNUTLS_CRD_CERTIFICATE, serverx509cred);
+  gnutls_priority_set_direct (server, "NORMAL:%INITIAL_SAFE_RENEGOTIATION",
+			      NULL);
+  gnutls_transport_set_push_function (server, server_push);
+  gnutls_transport_set_pull_function (server, server_pull);
+
+  /* Init client */
+  gnutls_certificate_allocate_credentials (&clientx509cred);
+  gnutls_init (&client, GNUTLS_CLIENT);
+  gnutls_credentials_set (client, GNUTLS_CRD_CERTIFICATE, clientx509cred);
+  gnutls_priority_set_direct (client, "NORMAL:%DISABLE_SAFE_RENEGOTIATION",
+			      NULL);
+  gnutls_transport_set_push_function (client, client_push);
+  gnutls_transport_set_pull_function (client, client_pull);
+
+  do
+    {
+      static int max_iter = 0;
+      if (max_iter++ > 10)
+	abort ();
+
+      if (cret == GNUTLS_E_AGAIN)
+	{
+	  cret = gnutls_handshake (client);
+	  if (debug_level > 0)
+	    {
+	      tls_log_func (0, "gnutls_handshake (client)...\n");
+	      tls_log_func (0, gnutls_strerror (cret));
+	      tls_log_func (0, "\n");
+	    }
+	}
+
+      if (sret == GNUTLS_E_AGAIN)
+	{
+	  sret = gnutls_handshake (server);
+	  if (debug_level > 0)
+	    {
+	      tls_log_func (0, "gnutls_handshake (server)...\n");
+	      tls_log_func (0, gnutls_strerror (sret));
+	      tls_log_func (0, "\n");
+	    }
+	}
+    }
+  while ((cret == GNUTLS_E_AGAIN || cret == GNUTLS_E_SUCCESS)
+	 && (sret == GNUTLS_E_AGAIN || sret == GNUTLS_E_SUCCESS));
+
+  if (cret != GNUTLS_E_SUCCESS && sret != GNUTLS_E_SAFE_RENEGOTIATION_FAILED)
+    exit_code = EXIT_FAILURE;
+
+  gnutls_bye (client, GNUTLS_SHUT_RDWR);
+  gnutls_bye (server, GNUTLS_SHUT_RDWR);
+
+  gnutls_deinit (client);
+  gnutls_deinit (server);
+
+  free (to_server);
+  free (to_client);
+
+  gnutls_certificate_free_credentials (serverx509cred);
+
+  gnutls_global_deinit ();
+
+  if (debug_level > 0)
+    {
+      if (exit_code == 0)
+	puts ("Self-test successful");
+      else
+	puts ("Self-test failed");
+    }
+
+  return exit_code;
+}