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/*
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* Copyright (C) 2016 Nikos Mavrogiannopoulos
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4684c1 |
*
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* Author: 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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4684c1 |
* 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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4684c1 |
* WITHOUT ANY WARRANTY; without even the implied warranty of
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4684c1 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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4684c1 |
* General Public License for more details.
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4684c1 |
*
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* You should have received a copy of the GNU General Public License
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4684c1 |
* along with GnuTLS; if not, write to the Free Software Foundation,
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4684c1 |
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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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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4684c1 |
#include <stdlib.h>
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#if defined(_WIN32)
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4684c1 |
int main()
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4684c1 |
{
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4684c1 |
exit(77);
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4684c1 |
}
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#else
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#include <string.h>
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4684c1 |
#include <sys/types.h>
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4684c1 |
#include <netinet/in.h>
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4684c1 |
#include <sys/socket.h>
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#include <sys/wait.h>
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#include <arpa/inet.h>
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4684c1 |
#include <unistd.h>
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#include <gnutls/gnutls.h>
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4684c1 |
#include <gnutls/dtls.h>
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#include <signal.h>
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#include "cert-common.h"
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#include "utils.h"
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/* This program tests that the server does not send the
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4684c1 |
* status request extension if no status response exists. That
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4684c1 |
* is to provide compatibility with gnutls 3.3.x which requires
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4684c1 |
* that behavior.
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4684c1 |
*/
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static void server_log_func(int level, const char *str)
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4684c1 |
{
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4684c1 |
fprintf(stderr, "server|<%d>| %s", level, str);
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}
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static void client_log_func(int level, const char *str)
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4684c1 |
{
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fprintf(stderr, "client|<%d>| %s", level, str);
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}
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|
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#define SKIP16(pos, total) { \
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4684c1 |
uint16_t _s; \
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4684c1 |
if (pos+2 > total) fail("error\n"); \
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4684c1 |
_s = (msg->data[pos] << 8) | msg->data[pos+1]; \
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if ((size_t)(pos+2+_s) > total) fail("error\n"); \
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pos += 2+_s; \
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}
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4684c1 |
#define SKIP8(pos, total) { \
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4684c1 |
uint8_t _s; \
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4684c1 |
if (pos+1 > total) fail("error\n"); \
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4684c1 |
_s = msg->data[pos]; \
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4684c1 |
if ((size_t)(pos+1+_s) > total) fail("error\n"); \
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4684c1 |
pos += 1+_s; \
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4684c1 |
}
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4684c1 |
|
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4684c1 |
#define TLS_EXT_STATUS_REQUEST 5
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4684c1 |
#define HANDSHAKE_SESSION_ID_POS 34
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/* This returns either the application-specific ID extension contents,
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4684c1 |
* or the session ID contents. The former is used on the new protocol,
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4684c1 |
* while the latter on the legacy protocol.
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4684c1 |
*
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* Extension ID: 48018
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* opaque ApplicationID<1..2^8-1>;
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4684c1 |
*
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4684c1 |
* struct {
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4684c1 |
* ExtensionType extension_type;
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4684c1 |
* opaque extension_data<0..2^16-1>;
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4684c1 |
* } Extension;
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4684c1 |
*
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4684c1 |
* struct {
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4684c1 |
* ProtocolVersion server_version;
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4684c1 |
* Random random;
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4684c1 |
* SessionID session_id;
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4684c1 |
* CipherSuite cipher_suite;
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4684c1 |
* CompressionMethod compression_method;
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4684c1 |
* Extension server_hello_extension_list<0..2^16-1>;
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4684c1 |
* } ServerHello;
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4684c1 |
*/
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4684c1 |
static int handshake_callback(gnutls_session_t session, unsigned int htype,
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4684c1 |
unsigned post, unsigned int incoming, const gnutls_datum_t *msg)
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4684c1 |
{
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4684c1 |
size_t pos = 0;
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4684c1 |
/* A client hello packet. We can get the session ID and figure
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4684c1 |
* the associated connection. */
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4684c1 |
if (msg->size < HANDSHAKE_SESSION_ID_POS+GNUTLS_MAX_SESSION_ID+2) {
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fail("invalid client hello\n");
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4684c1 |
}
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4684c1 |
|
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4684c1 |
/* try to read the extension data */
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4684c1 |
pos = HANDSHAKE_SESSION_ID_POS;
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4684c1 |
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4684c1 |
/* session id */
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4684c1 |
SKIP8(pos, msg->size);
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4684c1 |
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4684c1 |
/* CipherSuite */
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4684c1 |
pos+=2;
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4684c1 |
|
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4684c1 |
/* CompressionMethod */
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4684c1 |
SKIP8(pos, msg->size);
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4684c1 |
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4684c1 |
if (pos+2 > msg->size)
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4684c1 |
fail("invalid client hello\n");
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4684c1 |
pos+=2;
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4684c1 |
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4684c1 |
/* Extension(s) */
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4684c1 |
while (pos < msg->size) {
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4684c1 |
uint16_t type;
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4684c1 |
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4684c1 |
if (pos+4 > msg->size)
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4684c1 |
fail("invalid client hello\n");
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4684c1 |
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4684c1 |
type = (msg->data[pos] << 8) | msg->data[pos+1];
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4684c1 |
pos+=2;
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4684c1 |
if (type != TLS_EXT_STATUS_REQUEST) {
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4684c1 |
SKIP16(pos, msg->size);
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4684c1 |
} else { /* found */
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4684c1 |
fail("found extension, although no status response\n");
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4684c1 |
break;
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4684c1 |
}
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4684c1 |
}
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4684c1 |
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4684c1 |
return 0;
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4684c1 |
}
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4684c1 |
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Packit Service |
4684c1 |
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Packit Service |
4684c1 |
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4684c1 |
#define MAX_BUF 1024
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4684c1 |
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4684c1 |
static void client(int fd, const char *prio)
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4684c1 |
{
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Packit Service |
4684c1 |
int ret;
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Packit Service |
4684c1 |
gnutls_certificate_credentials_t x509_cred;
|
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Packit Service |
4684c1 |
gnutls_session_t session;
|
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Packit Service |
4684c1 |
/* Need to enable anonymous KX specifically. */
|
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
global_init();
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
if (debug) {
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Packit Service |
4684c1 |
gnutls_global_set_log_function(client_log_func);
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Packit Service |
4684c1 |
gnutls_global_set_log_level(7);
|
|
Packit Service |
4684c1 |
}
|
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
gnutls_certificate_allocate_credentials(&x509_cred);
|
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
/* Initialize TLS session
|
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Packit Service |
4684c1 |
*/
|
|
Packit Service |
4684c1 |
gnutls_init(&session, GNUTLS_CLIENT);
|
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
/* Use default priorities */
|
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Packit Service |
4684c1 |
gnutls_priority_set_direct(session, prio, NULL);
|
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
/* put the anonymous credentials to the current session
|
|
Packit Service |
4684c1 |
*/
|
|
Packit Service |
4684c1 |
gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred);
|
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
gnutls_transport_set_int(session, fd);
|
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Packit Service |
4684c1 |
|
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Packit Service |
4684c1 |
/* Perform the TLS handshake
|
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Packit Service |
4684c1 |
*/
|
|
Packit Service |
4684c1 |
do {
|
|
Packit Service |
4684c1 |
ret = gnutls_handshake(session);
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
while (ret < 0 && gnutls_error_is_fatal(ret) == 0);
|
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Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
if (ret == GNUTLS_E_UNSUPPORTED_SIGNATURE_ALGORITHM) {
|
|
Packit Service |
4684c1 |
/* success */
|
|
Packit Service |
4684c1 |
goto end;
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
if (ret < 0) {
|
|
Packit Service |
4684c1 |
fail("client: Handshake failed: %s\n", gnutls_strerror(ret));
|
|
Packit Service |
4684c1 |
} else {
|
|
Packit Service |
4684c1 |
if (debug)
|
|
Packit Service |
4684c1 |
success("client: Handshake was completed\n");
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
if (debug)
|
|
Packit Service |
4684c1 |
success("client: TLS version is: %s\n",
|
|
Packit Service |
4684c1 |
gnutls_protocol_get_name
|
|
Packit Service |
4684c1 |
(gnutls_protocol_get_version(session)));
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_bye(session, GNUTLS_SHUT_WR);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
end:
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
close(fd);
|
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Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_deinit(session);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_certificate_free_credentials(x509_cred);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_global_deinit();
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
static void server(int fd, const char *prio)
|
|
Packit Service |
4684c1 |
{
|
|
Packit Service |
4684c1 |
int ret;
|
|
Packit Service |
4684c1 |
char buffer[MAX_BUF + 1];
|
|
Packit Service |
4684c1 |
gnutls_session_t session;
|
|
Packit Service |
4684c1 |
gnutls_certificate_credentials_t x509_cred;
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
/* this must be called once in the program
|
|
Packit Service |
4684c1 |
*/
|
|
Packit Service |
4684c1 |
global_init();
|
|
Packit Service |
4684c1 |
memset(buffer, 0, sizeof(buffer));
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
if (debug) {
|
|
Packit Service |
4684c1 |
gnutls_global_set_log_function(server_log_func);
|
|
Packit Service |
4684c1 |
gnutls_global_set_log_level(4711);
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_certificate_allocate_credentials(&x509_cred);
|
|
Packit Service |
4684c1 |
gnutls_certificate_set_x509_key_mem(x509_cred, &server_cert,
|
|
Packit Service |
4684c1 |
&server_key,
|
|
Packit Service |
4684c1 |
GNUTLS_X509_FMT_PEM);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_init(&session, GNUTLS_SERVER);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_handshake_set_hook_function(session, GNUTLS_HANDSHAKE_SERVER_HELLO,
|
|
Packit Service |
4684c1 |
GNUTLS_HOOK_POST,
|
|
Packit Service |
4684c1 |
handshake_callback);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
/* avoid calling all the priority functions, since the defaults
|
|
Packit Service |
4684c1 |
* are adequate.
|
|
Packit Service |
4684c1 |
*/
|
|
Packit Service |
4684c1 |
gnutls_priority_set_direct(session, prio, NULL);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_transport_set_int(session, fd);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
do {
|
|
Packit Service |
4684c1 |
ret = gnutls_handshake(session);
|
|
Packit Service |
4684c1 |
} while (ret < 0 && gnutls_error_is_fatal(ret) == 0);
|
|
Packit Service |
4684c1 |
if (ret < 0) {
|
|
Packit Service |
4684c1 |
/* failure is expected here */
|
|
Packit Service |
4684c1 |
goto end;
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
if (debug) {
|
|
Packit Service |
4684c1 |
success("server: Handshake was completed\n");
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
if (debug)
|
|
Packit Service |
4684c1 |
success("server: TLS version is: %s\n",
|
|
Packit Service |
4684c1 |
gnutls_protocol_get_name
|
|
Packit Service |
4684c1 |
(gnutls_protocol_get_version(session)));
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
/* do not wait for the peer to close the connection.
|
|
Packit Service |
4684c1 |
*/
|
|
Packit Service |
4684c1 |
gnutls_bye(session, GNUTLS_SHUT_WR);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
end:
|
|
Packit Service |
4684c1 |
close(fd);
|
|
Packit Service |
4684c1 |
gnutls_deinit(session);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_certificate_free_credentials(x509_cred);
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
gnutls_global_deinit();
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
if (debug)
|
|
Packit Service |
4684c1 |
success("server: finished\n");
|
|
Packit Service |
4684c1 |
}
|
|
Packit Service |
4684c1 |
|
|
Packit Service |
4684c1 |
static void ch_handler(int sig)
|
|
Packit Service |
4684c1 |
{
|
|
Packit Service |
4684c1 |
return;
|
|
Packit Service |
4684c1 |
}
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4684c1 |
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4684c1 |
static void start(const char *name, const char *prio)
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4684c1 |
{
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4684c1 |
pid_t child;
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4684c1 |
int fd[2];
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4684c1 |
int ret, status = 0;
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4684c1 |
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4684c1 |
signal(SIGCHLD, ch_handler);
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4684c1 |
signal(SIGPIPE, SIG_IGN);
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4684c1 |
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4684c1 |
success("running: %s\n", name);
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4684c1 |
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4684c1 |
ret = socketpair(AF_UNIX, SOCK_STREAM, 0, fd);
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4684c1 |
if (ret < 0) {
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4684c1 |
perror("socketpair");
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4684c1 |
exit(1);
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4684c1 |
}
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4684c1 |
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4684c1 |
child = fork();
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4684c1 |
if (child < 0) {
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4684c1 |
perror("fork");
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4684c1 |
fail("fork");
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4684c1 |
exit(1);
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4684c1 |
}
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Packit Service |
4684c1 |
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Packit Service |
4684c1 |
if (child) {
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4684c1 |
/* parent */
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4684c1 |
close(fd[1]);
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4684c1 |
server(fd[0], prio);
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4684c1 |
waitpid(child, &status, 0);
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4684c1 |
check_wait_status(status);
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4684c1 |
} else {
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4684c1 |
close(fd[0]);
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4684c1 |
client(fd[1], prio);
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4684c1 |
exit(0);
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4684c1 |
}
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4684c1 |
}
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Packit Service |
4684c1 |
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Packit Service |
4684c1 |
void doit(void)
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Packit Service |
4684c1 |
{
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Packit Service |
4684c1 |
start("tls1.2", "NORMAL:-VERS-TLS-ALL:+VERS-TLS1.2");
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4684c1 |
start("tls1.3", "NORMAL:-VERS-TLS-ALL:+VERS-TLS1.3");
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Packit Service |
4684c1 |
start("default", "NORMAL");
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Packit Service |
4684c1 |
}
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Packit Service |
4684c1 |
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Packit Service |
4684c1 |
#endif /* _WIN32 */
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