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Diffstat (limited to '')
| -rw-r--r-- | tests/tls12-rehandshake-cert.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/tests/tls12-rehandshake-cert.c b/tests/tls12-rehandshake-cert.c new file mode 100644 index 0000000..dc4937d --- /dev/null +++ b/tests/tls12-rehandshake-cert.c @@ -0,0 +1,182 @@ +/* + * Copyright (C) 2008-2012 Free Software Foundation, Inc. + * Copyright (C) 2018 Red Hat, Inc. + * + * Author: Simon Josefsson, 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 Lesser General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/> + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <gnutls/gnutls.h> + +#include "cert-common.h" +#include "cmocka-common.h" + +/* This program tests server initiated rehandshake */ + +static void tls_log_func(int level, const char *str) +{ + fprintf(stderr, "<%d>| %s", level, str); +} + +#define MAX_REHANDSHAKES 16 + +static void test_rehandshake(void **glob_state, unsigned appdata) +{ + /* 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; + char buffer[64]; + int ret; + unsigned i; + + /* General init. */ + reset_buffers(); + ret = gnutls_global_init(); + assert_return_code(ret, 0); + + gnutls_global_set_log_function(tls_log_func); + + /* Init server */ + ret = gnutls_certificate_allocate_credentials(&serverx509cred); + assert_return_code(ret, 0); + + ret = gnutls_certificate_set_x509_key_mem(serverx509cred, + &server_cert, &server_key, + GNUTLS_X509_FMT_PEM); + assert_return_code(ret, 0); + + ret = gnutls_init(&server, GNUTLS_SERVER); + assert_return_code(ret, 0); + + ret = gnutls_credentials_set(server, GNUTLS_CRD_CERTIFICATE, + serverx509cred); + assert_return_code(ret, 0); + + ret = gnutls_priority_set_direct(server, "NORMAL:-VERS-TLS-ALL:+VERS-TLS1.1:+VERS-TLS1.2", NULL); + assert_return_code(ret, 0); + + gnutls_transport_set_push_function(server, server_push); + gnutls_transport_set_pull_function(server, server_pull); + gnutls_transport_set_ptr(server, server); + + /* Init client */ + ret = gnutls_certificate_allocate_credentials(&clientx509cred); + assert_return_code(ret, 0); + + ret = gnutls_init(&client, GNUTLS_CLIENT); + assert_return_code(ret, 0); + + ret = gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE, + clientx509cred); + assert_return_code(ret, 0); + + ret = gnutls_priority_set_direct(client, "NORMAL:-VERS-TLS-ALL:+VERS-TLS1.1:+VERS-TLS1.2", NULL); + assert_return_code(ret, 0); + + gnutls_transport_set_push_function(client, client_push); + gnutls_transport_set_pull_function(client, client_pull); + gnutls_transport_set_ptr(client, client); + + HANDSHAKE(client, server); + + if (appdata) { + /* send application data prior to handshake */ + ssize_t n; + char b[1]; + + do { + sret = gnutls_rehandshake(server); + } while (sret == GNUTLS_E_AGAIN); + + do { + n = gnutls_record_recv(client, b, 1); + } while(n == GNUTLS_E_AGAIN); + + assert_int_equal(n, GNUTLS_E_REHANDSHAKE); + + /* client sends app data and the server ignores them */ + do { + cret = gnutls_record_send(client, "x", 1); + } while (cret == GNUTLS_E_AGAIN); + + do { + sret = gnutls_handshake(server); + } while (sret == GNUTLS_E_AGAIN); + assert_int_equal(sret, GNUTLS_E_GOT_APPLICATION_DATA); + + do { + n = gnutls_record_recv(server, buffer, sizeof(buffer)); + } while(n == GNUTLS_E_AGAIN); + + HANDSHAKE(client, server); + } else { + ssize_t n; + char b[1]; + + for (i=0;i<MAX_REHANDSHAKES;i++) { + sret = gnutls_rehandshake(server); + + n = gnutls_record_recv(client, b, 1); + assert_int_equal(n, GNUTLS_E_REHANDSHAKE); + + HANDSHAKE(client, server); + } + } + + gnutls_bye(client, GNUTLS_SHUT_RDWR); + gnutls_bye(server, GNUTLS_SHUT_RDWR); + + gnutls_deinit(client); + gnutls_deinit(server); + + gnutls_certificate_free_credentials(serverx509cred); + gnutls_certificate_free_credentials(clientx509cred); + + gnutls_global_deinit(); +} + +static void tls12_rehandshake_server(void **glob_state) +{ + test_rehandshake(glob_state, 0); +} + +static void tls12_rehandshake_server_appdata(void **glob_state) +{ + test_rehandshake(glob_state, 1); +} + +int main(void) +{ + const struct CMUnitTest tests[] = { + cmocka_unit_test(tls12_rehandshake_server), + cmocka_unit_test(tls12_rehandshake_server_appdata), + }; + return cmocka_run_group_tests(tests, NULL, NULL); +} |