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Diffstat (limited to '')
| -rw-r--r-- | tests/mini-eagain-dtls.c | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/tests/mini-eagain-dtls.c b/tests/mini-eagain-dtls.c new file mode 100644 index 0000000..594d49d --- /dev/null +++ b/tests/mini-eagain-dtls.c @@ -0,0 +1,137 @@ +/* + * Copyright (C) 2008-2012 Free Software Foundation, 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 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 <errno.h> +#include <gnutls/gnutls.h> +#include <gnutls/crypto.h> +#include "utils.h" +#define RANDOMIZE +#include "eagain-common.h" + +const char *side = ""; + +static void tls_log_func(int level, const char *str) +{ + fprintf(stderr, "%s|<%d>| %s", side, level, str); +} + +static int handshake = 0; + +#define MAX_BUF 1024 +#define MSG "Hello TLS, and hi and how are you and more data here... and more... and even more and even more more data..." + +void doit(void) +{ + /* Server stuff. */ + gnutls_anon_server_credentials_t s_anoncred; + const gnutls_datum_t p3 = { (void *) pkcs3, strlen(pkcs3) }; + static gnutls_dh_params_t dh_params; + gnutls_session_t server; + int sret, cret; + /* Client stuff. */ + gnutls_anon_client_credentials_t c_anoncred; + gnutls_session_t client; + /* Need to enable anonymous KX specifically. */ + char buffer[MAX_BUF + 1]; + int ret, transferred = 0, msglen; + + /* General init. */ + global_init(); + gnutls_global_set_log_function(tls_log_func); + if (debug) + gnutls_global_set_log_level(99); + + /* Init server */ + gnutls_anon_allocate_server_credentials(&s_anoncred); + gnutls_dh_params_init(&dh_params); + gnutls_dh_params_import_pkcs3(dh_params, &p3, GNUTLS_X509_FMT_PEM); + gnutls_anon_set_server_dh_params(s_anoncred, dh_params); + gnutls_init(&server, + GNUTLS_SERVER | GNUTLS_DATAGRAM | GNUTLS_NONBLOCK); + ret = + gnutls_priority_set_direct(server, + "NONE:+VERS-DTLS1.0:+CIPHER-ALL:+MAC-ALL:+SIGN-ALL:+COMP-ALL:+ANON-DH", + NULL); + if (ret < 0) + exit(1); + gnutls_credentials_set(server, GNUTLS_CRD_ANON, s_anoncred); + gnutls_transport_set_push_function(server, server_push); + gnutls_transport_set_pull_function(server, server_pull); + gnutls_transport_set_pull_timeout_function(server, + server_pull_timeout_func); + gnutls_transport_set_ptr(server, server); + + /* Init client */ + gnutls_anon_allocate_client_credentials(&c_anoncred); + gnutls_init(&client, + GNUTLS_CLIENT | GNUTLS_DATAGRAM | GNUTLS_NONBLOCK); + cret = + gnutls_priority_set_direct(client, + "NONE:+VERS-DTLS1.0:+CIPHER-ALL:+MAC-ALL:+SIGN-ALL:+COMP-ALL:+ANON-DH", + NULL); + if (cret < 0) + exit(1); + gnutls_credentials_set(client, GNUTLS_CRD_ANON, c_anoncred); + gnutls_transport_set_push_function(client, client_push); + gnutls_transport_set_pull_function(client, client_pull); + gnutls_transport_set_pull_timeout_function(client, + client_pull_timeout_func); + gnutls_transport_set_ptr(client, client); + + handshake = 1; + HANDSHAKE(client, server); + + handshake = 0; + if (debug) + success("Handshake established\n"); + + do { + ret = gnutls_record_send(client, MSG, strlen(MSG)); + } + while (ret == GNUTLS_E_AGAIN); + + msglen = strlen(MSG); + TRANSFER(client, server, MSG, msglen, buffer, MAX_BUF); + + if (debug) + fputs("\n", stdout); + + gnutls_bye(client, GNUTLS_SHUT_WR); + gnutls_bye(server, GNUTLS_SHUT_WR); + + gnutls_deinit(client); + gnutls_deinit(server); + + gnutls_anon_free_client_credentials(c_anoncred); + gnutls_anon_free_server_credentials(s_anoncred); + + gnutls_dh_params_deinit(dh_params); + + gnutls_global_deinit(); +} |