2 * Copyright (C) 2008, 2010 Free Software Foundation, Inc.
4 * Author: Simon Josefsson, Nikos Mavrogiannopoulos
6 * This file is part of GnuTLS.
8 * GnuTLS is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
13 * GnuTLS is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with GnuTLS; if not, write to the Free Software Foundation,
20 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
31 #include <gnutls/gnutls.h>
32 #include <gnutls/crypto.h>
36 #include "eagain-common.h"
39 tls_log_func (int level, const char *str)
41 fprintf (stderr, "|<%d>| %s", level, str);
44 static int handshake = 0;
47 #define MSG "Hello TLS, and hi and how are you and more data here... and more... and even more and even more more data..."
53 gnutls_anon_server_credentials_t s_anoncred;
54 const gnutls_datum_t p3 = { (char *) pkcs3, strlen (pkcs3) };
55 static gnutls_dh_params_t dh_params;
56 gnutls_session_t server;
59 gnutls_anon_client_credentials_t c_anoncred;
60 gnutls_session_t client;
61 /* Need to enable anonymous KX specifically. */
62 char buffer[MAX_BUF + 1];
64 int ret, transferred = 0, msglen;
67 gnutls_global_init ();
68 gnutls_global_set_log_function (tls_log_func);
70 gnutls_global_set_log_level (2);
73 gnutls_anon_allocate_server_credentials (&s_anoncred);
74 gnutls_dh_params_init (&dh_params);
75 gnutls_dh_params_import_pkcs3 (dh_params, &p3, GNUTLS_X509_FMT_PEM);
76 gnutls_anon_set_server_dh_params (s_anoncred, dh_params);
77 gnutls_init (&server, GNUTLS_SERVER);
78 ret = gnutls_priority_set_direct (server, "NONE:+VERS-TLS-ALL:+CIPHER-ALL:+MAC-ALL:+SIGN-ALL:+COMP-ALL:+ANON-DH", NULL);
81 gnutls_credentials_set (server, GNUTLS_CRD_ANON, s_anoncred);
82 gnutls_dh_set_prime_bits (server, 1024);
83 gnutls_transport_set_push_function (server, server_push);
84 gnutls_transport_set_pull_function (server, server_pull);
85 gnutls_transport_set_ptr (server, (gnutls_transport_ptr_t)server);
88 gnutls_anon_allocate_client_credentials (&c_anoncred);
89 gnutls_init (&client, GNUTLS_CLIENT);
90 ret = gnutls_priority_set_direct (client, "NONE:+VERS-TLS-ALL:+CIPHER-ALL:+MAC-ALL:+SIGN-ALL:+COMP-ALL:+ANON-DH", NULL);
93 gnutls_credentials_set (client, GNUTLS_CRD_ANON, c_anoncred);
94 gnutls_transport_set_push_function (client, client_push);
95 gnutls_transport_set_pull_function (client, client_pull);
96 gnutls_transport_set_ptr (client, (gnutls_transport_ptr_t)client);
99 HANDSHAKE(client, server);
103 success ("Handshake established\n");
105 msglen = strlen(MSG);
106 TRANSFER(client, server, MSG, msglen, buffer, MAX_BUF);
108 fputs ("\n", stdout);
110 gnutls_bye (client, GNUTLS_SHUT_WR);
111 gnutls_bye (server, GNUTLS_SHUT_WR);
113 gnutls_deinit (client);
114 gnutls_deinit (server);
116 gnutls_anon_free_client_credentials (c_anoncred);
117 gnutls_anon_free_server_credentials (s_anoncred);
119 gnutls_dh_params_deinit (dh_params);
121 gnutls_global_deinit ();