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/*
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* Copyright (C) 2008-2012 Free Software Foundation, Inc.
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* Copyright (C) 2018 Red Hat, Inc.
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*
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* Author: Simon Josefsson, Nikos Mavrogiannopoulos
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*
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* This file is part of GnuTLS.
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*
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* GnuTLS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GnuTLS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <assert.h>
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#include <gnutls/gnutls.h>
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#include "utils.h"
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#include "eagain-common.h"
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#include "cert-common.h"
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const char *side;
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extern const char *_gnutls_default_priority_string;
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static void tls_log_func(int level, const char *str)
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{
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fprintf(stderr, "%s|<%d>| %s", side, level, str);
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}
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struct test_st {
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const char *name;
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const char *add_prio;
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const char *def_prio;
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int exp_err;
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unsigned err_pos;
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unsigned exp_vers;
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int exp_etm;
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};
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static void start(struct test_st *test)
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{
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int ret;
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/* Server stuff. */
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gnutls_certificate_credentials_t serverx509cred;
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gnutls_session_t server;
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int sret = GNUTLS_E_AGAIN;
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/* Client stuff. */
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gnutls_certificate_credentials_t clientx509cred;
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gnutls_session_t client;
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const char *ep;
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int cret = GNUTLS_E_AGAIN;
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if (test == NULL)
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success("running gnutls_set_default_priority test\n");
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else
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success("running %s\n", test->name);
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if (test && test->def_prio)
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_gnutls_default_priority_string = test->def_prio;
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else
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_gnutls_default_priority_string = "NORMAL";
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/* General init. */
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global_init();
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gnutls_global_set_log_function(tls_log_func);
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if (debug)
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gnutls_global_set_log_level(6);
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assert(gnutls_certificate_allocate_credentials(&serverx509cred)>=0);
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assert(gnutls_certificate_set_x509_key_mem(serverx509cred,
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&server_cert, &server_key,
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GNUTLS_X509_FMT_PEM)>=0);
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assert(gnutls_init(&server, GNUTLS_SERVER) >= 0);
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gnutls_credentials_set(server, GNUTLS_CRD_CERTIFICATE,
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serverx509cred);
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if (test == NULL) {
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ret = gnutls_set_default_priority(server);
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if (ret < 0)
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fail("error: %s\n", gnutls_strerror(ret));
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} else {
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ret = gnutls_set_default_priority_append(server, test->add_prio, &ep, 0);
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if (ret < 0) {
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if (test->exp_err == ret) {
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/* the &ep value is only accurate when the default priorities are not overridden;
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* otherwise it should be a pointer to the start of the string */
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if (strchr(_gnutls_default_priority_string, '@') != 0) {
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if (ep != test->add_prio) {
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fail("error expected error on start of string[%d]: %s\n",
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test->err_pos, test->add_prio);
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}
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} else {
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if (ep-test->add_prio != test->err_pos) {
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fprintf(stderr, "diff: %d\n", (int)(ep-test->add_prio));
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fail("error expected error on different position[%d]: %s\n",
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test->err_pos, test->add_prio);
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}
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}
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goto cleanup;
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}
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fail("error: %s\n", gnutls_strerror(ret));
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}
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}
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gnutls_transport_set_push_function(server, server_push);
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gnutls_transport_set_pull_function(server, server_pull);
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gnutls_transport_set_ptr(server, server);
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/* Init client */
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ret = gnutls_certificate_allocate_credentials(&clientx509cred);
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if (ret < 0)
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exit(1);
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ret = gnutls_certificate_set_x509_trust_mem(clientx509cred, &ca_cert, GNUTLS_X509_FMT_PEM);
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if (ret < 0)
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exit(1);
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ret = gnutls_init(&client, GNUTLS_CLIENT);
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if (ret < 0)
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exit(1);
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ret = gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE,
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clientx509cred);
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if (ret < 0)
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exit(1);
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ret = gnutls_set_default_priority(client);
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if (ret < 0)
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exit(1);
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gnutls_transport_set_push_function(client, client_push);
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gnutls_transport_set_pull_function(client, client_pull);
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gnutls_transport_set_ptr(client, client);
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HANDSHAKE(client, server);
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/* check gnutls_certificate_get_ours() - client side */
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{
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const gnutls_datum_t *mcert;
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mcert = gnutls_certificate_get_ours(client);
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if (mcert != NULL) {
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fail("gnutls_certificate_get_ours(): failed\n");
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exit(1);
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}
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}
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if (test && test->exp_vers != 0) {
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if (test->exp_vers != gnutls_protocol_get_version(server)) {
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fail("expected version %s, got %s\n",
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gnutls_protocol_get_name(test->exp_vers),
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gnutls_protocol_get_name(gnutls_protocol_get_version(server)));
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}
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}
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/* check the number of certificates received */
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{
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unsigned cert_list_size = 0;
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gnutls_typed_vdata_st data[2];
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unsigned status;
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memset(data, 0, sizeof(data));
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data[0].type = GNUTLS_DT_DNS_HOSTNAME;
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data[0].data = (void*)"localhost1";
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data[1].type = GNUTLS_DT_KEY_PURPOSE_OID;
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data[1].data = (void*)GNUTLS_KP_TLS_WWW_SERVER;
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gnutls_certificate_get_peers(client, &cert_list_size);
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if (cert_list_size < 2) {
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fprintf(stderr, "received a certificate list of %d!\n", cert_list_size);
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exit(1);
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}
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ret = gnutls_certificate_verify_peers(client, data, 2, &status);
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if (ret < 0) {
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fprintf(stderr, "could not verify certificate: %s\n", gnutls_strerror(ret));
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exit(1);
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}
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if (status == 0) {
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fprintf(stderr, "should not have accepted!\n");
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exit(1);
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}
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data[0].type = GNUTLS_DT_DNS_HOSTNAME;
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data[0].data = (void*)"localhost";
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ret = gnutls_certificate_verify_peers(client, data, 2, &status);
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if (ret < 0) {
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fprintf(stderr, "could not verify certificate: %s\n", gnutls_strerror(ret));
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exit(1);
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}
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if (status != 0) {
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fprintf(stderr, "could not verify certificate: %.4x\n", status);
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exit(1);
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}
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}
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if (test && test->exp_etm) {
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ret = gnutls_session_ext_master_secret_status(client);
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if (ret != 1) {
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fprintf(stderr, "Extended master secret wasn't negotiated by default (client ret: %d)\n", ret);
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exit(1);
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}
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ret = gnutls_session_ext_master_secret_status(server);
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if (ret != 1) {
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fprintf(stderr, "Extended master secret wasn't negotiated by default (server ret: %d)\n", ret);
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exit(1);
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}
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}
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gnutls_bye(client, GNUTLS_SHUT_RDWR);
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gnutls_bye(server, GNUTLS_SHUT_RDWR);
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gnutls_deinit(client);
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gnutls_certificate_free_credentials(clientx509cred);
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cleanup:
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gnutls_deinit(server);
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gnutls_certificate_free_credentials(serverx509cred);
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gnutls_global_deinit();
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reset_buffers();
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}
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struct test_st tests[] = {
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{
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.name = "additional flag",
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.def_prio = "NORMAL",
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.add_prio = "%FORCE_ETM",
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.exp_err = 0
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},
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{
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.name = "additional flag typo1",
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.def_prio = "NORMAL",
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.add_prio = ":%FORCE_ETM",
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.exp_err = GNUTLS_E_INVALID_REQUEST,
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.err_pos = 0
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},
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{
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.name = "additional flag typo2",
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.def_prio = "NORMAL",
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.add_prio = "%FORCE_ETM::%NO_TICKETS",
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.exp_err = GNUTLS_E_INVALID_REQUEST,
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.err_pos = 11
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},
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{
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.name = "additional flag typo3",
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.def_prio = "NORMAL",
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.add_prio = "%FORCE_ETM:%%NO_TICKETS",
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.exp_err = GNUTLS_E_INVALID_REQUEST,
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.err_pos = 11
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},
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{
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.name = "additional flag typo3 (with resolved def prio)",
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.def_prio = "@HELLO",
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.add_prio = "%FORCE_ETM:%%NO_TICKETS",
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.exp_err = GNUTLS_E_INVALID_REQUEST,
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.err_pos = 0
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},
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{
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.name = "additional flag for version (functional)",
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.def_prio = "NORMAL",
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.add_prio = "-VERS-ALL:+VERS-TLS1.1",
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.exp_err = 0,
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.exp_etm = 1,
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.exp_vers = GNUTLS_TLS1_1
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}
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};
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aea12f |
void doit(void)
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aea12f |
{
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aea12f |
start(NULL);
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aea12f |
for (unsigned i=0;i
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aea12f |
start(&tests[i]);
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aea12f |
}
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}
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