diff options
| -rw-r--r-- | tests/safe-renegotiation/Makefile.am | 2 | ||||
| -rw-r--r-- | tests/safe-renegotiation/README | 5 | ||||
| -rw-r--r-- | tests/safe-renegotiation/srn7.c | 335 |
3 files changed, 341 insertions, 1 deletions
diff --git a/tests/safe-renegotiation/Makefile.am b/tests/safe-renegotiation/Makefile.am index 241119280f..a63911c1f1 100644 --- a/tests/safe-renegotiation/Makefile.am +++ b/tests/safe-renegotiation/Makefile.am @@ -25,7 +25,7 @@ AM_CPPFLAGS = \ AM_LDFLAGS = -no-install LDADD = ../../lib/libgnutls.la $(LTLIBGCRYPT) $(LIBSOCKET) -ctests = srn0 srn1 srn2 srn3 srn4 srn5 srn6 +ctests = srn0 srn1 srn2 srn3 srn4 srn5 srn6 srn7 check_PROGRAMS = $(ctests) TESTS = $(ctests) diff --git a/tests/safe-renegotiation/README b/tests/safe-renegotiation/README index 81ca851a23..14c4406f93 100644 --- a/tests/safe-renegotiation/README +++ b/tests/safe-renegotiation/README @@ -42,3 +42,8 @@ srn6.c: This tests that a server with a permissive policy (%UNSAFE_RENEGOTIATION) is able to handshake and rehandshake with a client with no support for the extension. + +srn7.c: + + This tests that clients and servers in %SAFE_RENEGOTIATION mode are + able to handshake and rehandshake. diff --git a/tests/safe-renegotiation/srn7.c b/tests/safe-renegotiation/srn7.c new file mode 100644 index 0000000000..bd8141f55c --- /dev/null +++ b/tests/safe-renegotiation/srn7.c @@ -0,0 +1,335 @@ +/* + * 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 ../srn0.c. + * + * This tests that clients and servers in %SAFE_RENEGOTIATION mode are + * able to handshake and rehandshake. + */ + +#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:%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:%SAFE_RENEGOTIATION", NULL); + gnutls_transport_set_push_function (client, client_push); + gnutls_transport_set_pull_function (client, client_pull); + + /* Check that initially no session use the extension. */ + if (gnutls_safe_renegotiation_status (server) + || gnutls_safe_renegotiation_status (client)) + { + puts ("Client or server using extension before handshake?"); + abort (); + } + + 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 ( + /* Not done: */ + !(cret == GNUTLS_E_SUCCESS && sret == GNUTLS_E_SUCCESS) + /* No error: */ + && (cret == GNUTLS_E_AGAIN || sret == GNUTLS_E_AGAIN)); + + if (cret != GNUTLS_E_SUCCESS && sret != GNUTLS_E_SUCCESS) + exit_code = EXIT_FAILURE; + + if (!gnutls_safe_renegotiation_status (client) || + !gnutls_safe_renegotiation_status (server)) + { + tls_log_func (0, "Session not using safe renegotiation!\n"); + exit_code = EXIT_FAILURE; + } + + sret = gnutls_rehandshake (server); + if (debug_level > 0) + { + tls_log_func (0, "gnutls_rehandshake (server)...\n"); + tls_log_func (0, gnutls_strerror (sret)); + tls_log_func (0, "\n"); + } + + { + ssize_t n; + char b[1]; + n = gnutls_record_recv (client, b, 1); + if (n != GNUTLS_E_REHANDSHAKE) + abort (); + } + + cret = GNUTLS_E_AGAIN; + sret = GNUTLS_E_AGAIN; + + 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, "second 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, "second gnutls_handshake (server)...\n"); + tls_log_func (0, gnutls_strerror (sret)); + tls_log_func (0, "\n"); + } + } + } + while ( + /* Not done: */ + !(cret == GNUTLS_E_SUCCESS && sret == GNUTLS_E_SUCCESS) + /* No error: */ + && (cret == GNUTLS_E_AGAIN || sret == GNUTLS_E_AGAIN)); + + if (cret != GNUTLS_E_SUCCESS && sret != GNUTLS_E_SUCCESS) + exit_code = 1; + + if (!gnutls_safe_renegotiation_status (client) || + !gnutls_safe_renegotiation_status (server)) + { + tls_log_func (0, "Rehandshaked session not using safe renegotiation!\n"); + 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; +} |