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/*
* Copyright (C) 2014-2018 Nikos Mavrogiannopoulos
* Copyright (C) 2018 Red Hat, Inc.
*
* Author: 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/>
*/
/* This test checks the behavior of handshake process if credentials
* are set prior to client hello being received but after gnutls_handshake()
* is called */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <gnutls/gnutls.h>
#include <gnutls/x509.h>
#include "eagain-common.h"
#include "cert-common.h"
#include "utils.h"
static unsigned set_cert(gnutls_certificate_credentials_t xcred, const gnutls_datum_t *key, const gnutls_datum_t *cert)
{
const char *certfile;
FILE *fp;
int ret;
certfile = get_tmpname(NULL);
fp = fopen(certfile, "w");
if (fp == NULL)
fail("error in fopen\n");
assert(fwrite(cert->data, 1, cert->size, fp)>0);
assert(fwrite(key->data, 1, key->size, fp)>0);
fclose(fp);
ret = gnutls_certificate_set_x509_key_file2(xcred, certfile, certfile,
GNUTLS_X509_FMT_PEM, NULL, 0);
if (ret < 0)
fail("set_x509_key_file failed: %s\n", gnutls_strerror(ret));
/* return index */
return ret;
}
static
int handshake_hook_func(gnutls_session_t session, unsigned int htype,
unsigned when, unsigned int incoming, const gnutls_datum_t *msg)
{
gnutls_certificate_credentials_t xcred;
int idx;
assert(htype == GNUTLS_HANDSHAKE_CLIENT_HELLO);
assert(when == GNUTLS_HOOK_PRE);
assert(gnutls_certificate_allocate_credentials(&xcred) >= 0);
gnutls_certificate_set_flags(xcred, GNUTLS_CERTIFICATE_API_V2);
idx = set_cert(xcred, &server_ca3_key, &server_ca3_localhost6_cert_chain);
assert(idx == 0);
idx = set_cert(xcred, &server_ca3_key, &server_ca3_localhost_cert);
assert(idx == 1);
gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE,
xcred);
return 0;
}
static void start(const char *prio)
{
int ret, sret, cret;
gnutls_certificate_credentials_t xcred, clicred;
gnutls_session_t server, client;
global_init();
track_temp_files();
assert(gnutls_certificate_allocate_credentials(&clicred) >= 0);
ret = gnutls_certificate_set_x509_trust_mem(clicred, &subca3_cert, GNUTLS_X509_FMT_PEM);
if (ret < 0)
fail("set_x509_trust_file failed: %s\n", gnutls_strerror(ret));
success("Testing late set of credentials: %s\n", prio);
assert(gnutls_init(&server, GNUTLS_SERVER) >= 0);
gnutls_handshake_set_hook_function(server, GNUTLS_HANDSHAKE_CLIENT_HELLO,
GNUTLS_HOOK_PRE, handshake_hook_func);
assert(gnutls_priority_set_direct(server, prio, NULL) >= 0);
gnutls_transport_set_push_function(server, server_push);
gnutls_transport_set_pull_function(server, server_pull);
gnutls_transport_set_ptr(server, server);
assert(gnutls_init(&client, GNUTLS_CLIENT)>=0);
assert(gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE,
clicred) >= 0);
if (ret < 0)
exit(1);
assert(gnutls_priority_set_direct(client, prio, NULL)>=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);
assert(gnutls_credentials_get(server, GNUTLS_CRD_CERTIFICATE, (void*)&xcred) >= 0);
gnutls_deinit(client);
gnutls_deinit(server);
gnutls_certificate_free_credentials(xcred);
gnutls_certificate_free_credentials(clicred);
gnutls_global_deinit();
delete_temp_files();
}
void doit(void)
{
start("NORMAL:-VERS-TLS-ALL:+VERS-TLS1.2");
start("NORMAL:-VERS-TLS-ALL:+VERS-TLS1.3");
start("NORMAL");
}
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