/*
* Copyright (C) 2015 Red Hat, Inc.
*
* 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>
#if defined(_WIN32) || !defined(ENABLE_ALPN)
int main(int argc, char **argv)
{
exit(77);
}
#else
#include <string.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <signal.h>
#include <gnutls/gnutls.h>
#include <gnutls/dtls.h>
#include "utils.h"
static void terminate(void);
/* This program tests whether the gnutls_prf() works as
* expected.
*/
static void server_log_func(int level, const char *str)
{
fprintf(stderr, "server|<%d>| %s", level, str);
}
static void client_log_func(int level, const char *str)
{
fprintf(stderr, "client|<%d>| %s", level, str);
}
/* These are global */
static pid_t child;
static unsigned char server_cert_pem[] =
"-----BEGIN CERTIFICATE-----\n"
"MIIDIzCCAgugAwIBAgIMUz8PCR2sdRK56V6OMA0GCSqGSIb3DQEBCwUAMA8xDTAL\n"
"BgNVBAMTBENBLTEwIhgPMjAxNDA0MDQxOTU5MDVaGA85OTk5MTIzMTIzNTk1OVow\n"
"EzERMA8GA1UEAxMIc2VydmVyLTIwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK\n"
"AoIBAQDZ3dCzh9gOTOiOb2dtrPu91fYYgC/ey0ACYjQxaru7FZwnuXPhQK9KHsIV\n"
"YRIyo49wjKZddkHet2sbpFAAeETZh8UUWLRb/mupyaSJMycaYCNjLZCUJTztvXxJ\n"
"CCNfbtgvKC+Vu1mu94KBPatslgvnsamH7AiL5wmwRRqdH/Z93XaEvuRG6Zk0Sh9q\n"
"ZMdCboGfjtmGEJ1V+z5CR+IyH4sckzd8WJW6wBSEwgliGaXnc75xKtFWBZV2njNr\n"
"8V1TOYOdLEbiF4wduVExL5TKq2ywNkRpUfK2I1BcWS5D9Te/QT7aSdE08rL6ztmZ\n"
"IhILSrMOfoLnJ4lzXspz3XLlEuhnAgMBAAGjdzB1MAwGA1UdEwEB/wQCMAAwFAYD\n"
"VR0RBA0wC4IJbG9jYWxob3N0MA8GA1UdDwEB/wQFAwMHoAAwHQYDVR0OBBYEFJXR\n"
"raRS5MVhEqaRE42A3S2BIj7UMB8GA1UdIwQYMBaAFP6S7AyMRO2RfkANgo8YsCl8\n"
"JfJkMA0GCSqGSIb3DQEBCwUAA4IBAQCQ62+skMVZYrGbpab8RI9IG6xH8kEndvFj\n"
"J7wBBZCOlcjOj+HQ7a2buF5zGKRwAOSznKcmvZ7l5DPdsd0t5/VT9LKSbQ6+CfGr\n"
"Xs5qPaDJnRhZkOILCvXJ9qyO+79WNMsg9pWnxkTK7aWR5OYE+1Qw1jG681HMkWTm\n"
"nt7et9bdiNNpvA+L55569XKbdtJLs3hn5gEQFgS7EaEj59aC4vzSTFcidowCoa43\n"
"7JmfSfC9YaAIFH2vriyU0QNf2y7cG5Hpkge+U7uMzQrsT77Q3SDB9WkyPAFNSB4Q\n"
"B/r+OtZXOnQhLlMV7h4XGlWruFEaOBVjFHSdMGUh+DtaLvd1bVXI\n"
"-----END CERTIFICATE-----\n"
"-----BEGIN CERTIFICATE-----\n"
"MIIDATCCAemgAwIBAgIBATANBgkqhkiG9w0BAQsFADAPMQ0wCwYDVQQDEwRDQS0w\n"
"MCIYDzIwMTQwNDA0MTk1OTA1WhgPOTk5OTEyMzEyMzU5NTlaMA8xDTALBgNVBAMT\n"
"BENBLTEwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDvhyQfsUm3T0xK\n"
"jiBXO3H6Y27b7lmCRYZQCmXCl2sUsGDL7V9biavTt3+sorWtH542/cTGDh5n8591\n"
"7rVxAB/VASmN55O3fjZyFGrjusjhXBla0Yxe5rZ/7/Pjrq84T7gc/IXiX9Sums/c\n"
"o9AeoykfhsjV2ubhh4h+8uPsHDTcAFTxq3mQaoldwnW2nmjDFzaKLtQdnyFf41o6\n"
"nsJCK/J9PtpdCID5Zb+eQfu5Yhk1iUHe8a9TOstCHtgBq61YzufDHUQk3zsT+VZM\n"
"20lDvSBnHdWLjxoea587JbkvtH8xRR8ThwABSb98qPnhJ8+A7mpO89QO1wxZM85A\n"
"xEweQlMHAgMBAAGjZDBiMA8GA1UdEwEB/wQFMAMBAf8wDwYDVR0PAQH/BAUDAwcE\n"
"ADAdBgNVHQ4EFgQU/pLsDIxE7ZF+QA2CjxiwKXwl8mQwHwYDVR0jBBgwFoAUGD0R\n"
"Yr2H7kfjQUcBMxSTCDQnhu0wDQYJKoZIhvcNAQELBQADggEBANEXLUV+Z1PGTn7M\n"
"3rPT/m/EamcrZJ3vFWrnfN91ws5llyRUKNhx6222HECh3xRSxH9YJONsbv2zY6sd\n"
"ztY7lvckL4xOgWAjoCVTx3hqbZjDxpLRsvraw1PlqBHlRQVWLKlEQ55+tId2zgMX\n"
"Z+wxM7FlU/6yWVPODIxrqYQd2KqaEp4aLIklw6Hi4HD6DnQJikjsJ6Noe0qyX1Tx\n"
"uZ8mgP/G47Fe2d2H29kJ1iJ6hp1XOqyWrVIh/jONcnTvWS8aMqS3MU0EJH2Pb1Qa\n"
"KGIvbd/3H9LykFTP/b7Imdv2fZxXIK8jC+jbF1w6rdBCVNA0p30X/jonoC3vynEK\n"
"5cK0cgs=\n"
"-----END CERTIFICATE-----\n";
const gnutls_datum_t server_cert = { server_cert_pem,
sizeof(server_cert_pem)
};
static unsigned char server_key_pem[] =
"-----BEGIN RSA PRIVATE KEY-----\n"
"MIIEpQIBAAKCAQEA2d3Qs4fYDkzojm9nbaz7vdX2GIAv3stAAmI0MWq7uxWcJ7lz\n"
"4UCvSh7CFWESMqOPcIymXXZB3rdrG6RQAHhE2YfFFFi0W/5rqcmkiTMnGmAjYy2Q\n"
"lCU87b18SQgjX27YLygvlbtZrveCgT2rbJYL57Gph+wIi+cJsEUanR/2fd12hL7k\n"
"RumZNEofamTHQm6Bn47ZhhCdVfs+QkfiMh+LHJM3fFiVusAUhMIJYhml53O+cSrR\n"
"VgWVdp4za/FdUzmDnSxG4heMHblRMS+UyqtssDZEaVHytiNQXFkuQ/U3v0E+2knR\n"
"NPKy+s7ZmSISC0qzDn6C5yeJc17Kc91y5RLoZwIDAQABAoIBAQCRXAu5HPOsZufq\n"
"0K2DYZz9BdqSckR+M8HbVUZZiksDAeIUJwoHyi6qF2eK+B86JiK4Bz+gsBw2ys3t\n"
"vW2bQqM9N/boIl8D2fZfbCgZWkXGtUonC+mgzk+el4Rq/cEMFVqr6/YDwuKNeJpc\n"
"PJc5dcsvpTvlcjgpj9bJAvJEz2SYiIUpvtG4WNMGGapVZZPDvWn4/isY+75T5oDf\n"
"1X5jG0lN9uoUjcuGuThN7gxjwlRkcvEOPHjXc6rxfrWIDdiz/91V46PwpqVDpRrg\n"
"ig6U7+ckS0Oy2v32x0DaDhwAfDJ2RNc9az6Z+11lmY3LPkjG/p8Klcmgvt4/lwkD\n"
"OYRC5QGRAoGBAPFdud6nmVt9h1DL0o4R6snm6P3K81Ds765VWVmpzJkK3+bwe4PQ\n"
"GQQ0I0zN4hXkDMwHETS+EVWllqkK/d4dsE3volYtyTti8zthIATlgSEJ81x/ChAQ\n"
"vvXxgx+zPUnb1mUwy+X+6urTHe4bxN2ypg6ROIUmT+Hx1ITG40LRRiPTAoGBAOcT\n"
"WR8DTrj42xbxAUpz9vxJ15ZMwuIpk3ShE6+CWqvaXHF22Ju4WFwRNlW2zVLH6UMt\n"
"nNfOzyDoryoiu0+0mg0wSmgdJbtCSHoI2GeiAnjGn5i8flQlPQ8bdwwmU6g6I/EU\n"
"QRbGK/2XLmlrGN52gVy9UX0NsAA5fEOsAJiFj1CdAoGBAN9i3nbq6O2bNVSa/8mL\n"
"XaD1vGe/oQgh8gaIaYSpuXlfbjCAG+C4BZ81XgJkfj3CbfGbDNqimsqI0fKsAJ/F\n"
"HHpVMgrOn3L+Np2bW5YMj0Fzwy+1SCvsQ8C+gJwjOLMV6syGp/+6udMSB55rRv3k\n"
"rPnIf+YDumUke4tTw9wAcgkPAoGASHMkiji7QfuklbjSsslRMyDj21gN8mMevH6U\n"
"cX7pduBsA5dDqu9NpPAwnQdHsSDE3i868d8BykuqQAfLut3hPylY6vPYlLHfj4Oe\n"
"dj+xjrSX7YeMBE34qvfth32s1R4FjtzO25keyc/Q2XSew4FcZftlxVO5Txi3AXC4\n"
"bxnRKXECgYEAva+og7/rK+ZjboJVNxhFrwHp9bXhz4tzrUaWNvJD2vKJ5ZcThHcX\n"
"zCig8W7eXHLPLDhi9aWZ3kUZ1RLhrFc/6dujtVtU9z2w1tmn1I+4Zi6D6L4DzKdg\n"
"nMRLFoXufs/qoaJTqa8sQvKa+ceJAF04+gGtw617cuaZdZ3SYRLR2dk=\n"
"-----END RSA PRIVATE KEY-----\n";
const gnutls_datum_t server_key = { server_key_pem,
sizeof(server_key_pem)
};
static const
gnutls_datum_t hrnd = {(void*)"\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 32};
static const
gnutls_datum_t hsrnd = {(void*)"\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 32};
static void dump(const char *name, const uint8_t *data, unsigned data_size)
{
unsigned i;
fprintf(stderr, "%s", name);
for (i=0;i<data_size;i++)
fprintf(stderr, "\\x%.2x", (unsigned)data[i]);
fprintf(stderr, "\n");
}
static gnutls_datum_t master =
{ (void*)"\x44\x66\x44\xa9\xb6\x29\xed\x6e\xd6\x93\x15\xdb\xf0\x7d\x4b\x2e\x18\xb1\x9d\xed\xff\x6a\x86\x76\xc9\x0e\x16\xab\xc2\x10\xbb\x17\x99\x24\xb1\xd9\xb9\x95\xe7\xea\xea\xea\xea\xea\xff\xaa\xac", 48};
static gnutls_datum_t sess_id =
{ (void*)"\xd9\xb9\x95\xe7\xea", 5};
#define TRY(label_size, label, extra_size, extra, size, exp) \
{ \
ret = gnutls_prf_rfc5705(session, label_size, label, extra_size, extra, size, \
(void*)key_material); \
if (ret < 0) { \
fprintf(stderr, "gnutls_prf_rfc5705: error in %d\n", __LINE__); \
gnutls_perror(ret); \
exit(1); \
} \
if (memcmp(key_material, exp, size) != 0) { \
fprintf(stderr, "gnutls_prf_rfc5705: output doesn't match for '%s'\n", label); \
dump("got ", key_material, size); \
dump("expected ", exp, size); \
exit(1); \
} \
}
#define TRY_OLD(label_size, label, extra_size, extra, size, exp) \
{ \
ret = gnutls_prf(session, label_size, label, 1, extra_size, extra, size, \
(void*)key_material); \
if (ret < 0) { \
fprintf(stderr, "gnutls_prf: error in %d\n", __LINE__); \
gnutls_perror(ret); \
exit(1); \
} \
if (memcmp(key_material, exp, size) != 0) { \
fprintf(stderr, "gnutls_prf: output doesn't match for '%s'\n", label); \
dump("got ", key_material, size); \
dump("expected ", exp, size); \
exit(1); \
} \
}
static void check_prfs(gnutls_session_t session)
{
unsigned char key_material[512];
unsigned char key_material2[512];
int ret;
TRY(13, "key expansion", 0, NULL, 34, (uint8_t*)"\xcf\x3e\x1c\x03\x47\x1a\xdf\x4a\x8e\x74\xc6\xda\xcd\xda\x22\xa4\x8e\xa5\xf7\x62\xef\xd6\x47\xe7\x41\x20\xea\x44\xb8\x5d\x66\x87\x0a\x61");
TRY(6, "hello", 0, NULL, 31, (uint8_t*)"\x83\x6c\xc7\x8e\x1b\x62\xc7\x06\x17\x99\x37\x95\x2e\xb8\x42\x5c\x42\xcd\x75\x65\x2c\xa3\x16\x2b\xab\x0a\xcf\xfc\xc8\x90\x30");
TRY(7, "context", 5, "abcd\xfa", 31, (uint8_t*)"\x5b\xc7\x72\xe9\xda\xe4\x79\x3e\xfe\x9a\xc5\x6f\xf4\x8d\x5a\xfe\x4c\x8d\x16\xa7\xf0\x13\x13\xf1\x93\xdd\x4b\x43\x65\xc1\x94");
TRY(12, "null-context", 0, "", 31, (uint8_t*)"\xd7\xb6\xff\x3d\xf7\xbe\x0e\xf2\xd0\xbf\x55\x0b\x56\xac\xfb\x3c\x1d\x5c\xaa\xa8\x71\x45\xf5\xd5\x71\x35\xa2\x35\x83\xc2\xe0");
TRY_OLD(6, "hello", 0, NULL, 31, (uint8_t*)"\x53\x35\x9b\x1c\xbf\xf2\x50\x85\xa1\xbc\x42\xfb\x45\x92\xc3\xbe\x20\x24\x24\xe2\xeb\x6e\xf7\x4f\xc0\xee\xe3\xaa\x46\x36\xfd");
TRY_OLD(7, "context", 5, "abcd\xfa", 31, (uint8_t*)"\x5f\x75\xb7\x61\x76\x4c\x1e\x86\x4b\x7d\x2e\x6c\x09\x91\xfd\x1e\xe6\xe8\xee\xf9\x86\x6a\x80\xfe\xf3\xbe\x96\xd0\x47\xf5\x9e");
/* check whether gnutls_prf matches gnutls_prf_rfc5705 when no context is given */
ret = gnutls_prf(session, 4, "aaaa", 0, 0, NULL, 64,
(void*)key_material);
if (ret < 0) {
fprintf(stderr, "gnutls_prf: error in %d\n", __LINE__);
gnutls_perror(ret);
exit(1);
}
ret = gnutls_prf_rfc5705(session, 4, "aaaa", 0, NULL, 64,
(void*)key_material2);
if (ret < 0) {
fprintf(stderr, "gnutls_prf_rfc5705: error in %d\n", __LINE__);
gnutls_perror(ret);
exit(1);
}
if (memcmp(key_material, key_material2, 64) != 0) {
fprintf(stderr, "gnutls_prf: output doesn't match in cross-check\n");
dump("got1 ", key_material, 64);
dump("got2 ", key_material2, 64);
exit(1);
}
}
static void client(int fd)
{
gnutls_session_t session;
int ret;
gnutls_certificate_credentials_t clientx509cred;
const char *err;
/* Need to enable anonymous KX specifically. */
global_init();
if (debug) {
gnutls_global_set_log_function(client_log_func);
gnutls_global_set_log_level(4711);
}
gnutls_certificate_allocate_credentials(&clientx509cred);
/* Initialize TLS session
*/
gnutls_init(&session, GNUTLS_CLIENT);
ret = gnutls_session_set_premaster(session, GNUTLS_CLIENT,
GNUTLS_TLS1_0, GNUTLS_KX_RSA,
GNUTLS_CIPHER_AES_128_CBC, GNUTLS_MAC_SHA1,
GNUTLS_COMP_NULL, &master, &sess_id);
if (ret < 0) {
fail("client: gnutls_session_set_premaster failed: %s\n", gnutls_strerror(ret));
exit(1);
}
/* Use default priorities */
ret = gnutls_priority_set_direct(session,
"NONE:+VERS-TLS1.0:+AES-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+RSA",
&err);
if (ret < 0) {
fail("client: priority set failed (%s): %s\n",
gnutls_strerror(ret), err);
exit(1);
}
ret = gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE,
clientx509cred);
if (ret < 0)
exit(1);
gnutls_handshake_set_random(session, &hrnd);
gnutls_transport_set_int(session, fd);
if (gnutls_prf(session, 4, "aaaa", 0, 0, NULL, sizeof(err), (char *)&err) !=
GNUTLS_E_INVALID_REQUEST ||
gnutls_prf_rfc5705(session, 4, "aaaa", 0, NULL, sizeof(err), (char *)&err) !=
GNUTLS_E_INVALID_REQUEST) {
fprintf(stderr, "unexpected prf error code\n");
exit(1);
}
/* Perform the TLS handshake
*/
do {
ret = gnutls_handshake(session);
}
while (ret < 0 && gnutls_error_is_fatal(ret) == 0);
if (ret < 0) {
fail("client: Handshake failed: %s\n", strerror(ret));
exit(1);
} else {
if (debug)
success("client: Handshake was completed\n");
}
if (debug)
success("client: TLS version is: %s\n",
gnutls_protocol_get_name
(gnutls_protocol_get_version(session)));
ret = gnutls_cipher_get(session);
if (ret != GNUTLS_CIPHER_AES_128_CBC) {
fprintf(stderr, "negotiated unexpected cipher: %s\n", gnutls_cipher_get_name(ret));
exit(1);
}
ret = gnutls_mac_get(session);
if (ret != GNUTLS_MAC_SHA1) {
fprintf(stderr, "negotiated unexpected mac: %s\n", gnutls_mac_get_name(ret));
exit(1);
}
ret = gnutls_prf_hash_get(session);
if (ret != GNUTLS_DIG_MD5_SHA1) {
fprintf(stderr, "negotiated unexpected hash: %s\n", gnutls_digest_get_name(ret));
exit(1);
}
check_prfs(session);
gnutls_bye(session, GNUTLS_SHUT_WR);
close(fd);
gnutls_deinit(session);
gnutls_certificate_free_credentials(clientx509cred);
gnutls_global_deinit();
}
static void terminate(void)
{
int status = 0;
kill(child, SIGTERM);
wait(&status);
exit(1);
}
static void server(int fd)
{
int ret;
gnutls_session_t session;
gnutls_certificate_credentials_t serverx509cred;
/* this must be called once in the program
*/
global_init();
if (debug) {
gnutls_global_set_log_function(server_log_func);
gnutls_global_set_log_level(4711);
}
gnutls_certificate_allocate_credentials(&serverx509cred);
gnutls_init(&session, GNUTLS_SERVER);
/* avoid calling all the priority functions, since the defaults
* are adequate.
*/
ret = gnutls_priority_set_direct(session,
"NORMAL:-KX-ALL:+RSA:%NO_SESSION_HASH", NULL);
if (ret < 0) {
fail("server: priority set failed (%s)\n\n",
gnutls_strerror(ret));
terminate();
}
ret = gnutls_session_set_premaster(session, GNUTLS_SERVER,
GNUTLS_TLS1_0, GNUTLS_KX_RSA,
GNUTLS_CIPHER_AES_128_CBC, GNUTLS_MAC_SHA1,
GNUTLS_COMP_NULL, &master, &sess_id);
if (ret < 0) {
fail("server: gnutls_session_set_premaster failed: %s\n", gnutls_strerror(ret));
exit(1);
}
gnutls_certificate_set_x509_key_mem(serverx509cred,
&server_cert, &server_key,
GNUTLS_X509_FMT_PEM);
gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE,
serverx509cred);
gnutls_handshake_set_random(session, &hsrnd);
gnutls_transport_set_int(session, fd);
do {
ret = gnutls_handshake(session);
}
while (ret < 0 && gnutls_error_is_fatal(ret) == 0);
if (ret < 0) {
close(fd);
gnutls_deinit(session);
fail("server: Handshake has failed (%s)\n\n",
gnutls_strerror(ret));
terminate();
}
if (debug)
success("server: Handshake was completed\n");
if (debug)
success("server: TLS version is: %s\n",
gnutls_protocol_get_name
(gnutls_protocol_get_version(session)));
/* do not wait for the peer to close the connection.
*/
gnutls_bye(session, GNUTLS_SHUT_WR);
close(fd);
gnutls_deinit(session);
gnutls_certificate_free_credentials(serverx509cred);
gnutls_global_deinit();
if (debug)
success("server: finished\n");
}
static void start(void)
{
int fd[2];
int ret;
signal(SIGPIPE, SIG_IGN);
ret = socketpair(AF_UNIX, SOCK_STREAM, 0, fd);
if (ret < 0) {
perror("socketpair");
exit(1);
}
child = fork();
if (child < 0) {
perror("fork");
fail("fork");
exit(1);
}
if (child) {
int status;
/* parent */
server(fd[0]);
wait(&status);
check_wait_status(status);
} else {
close(fd[0]);
client(fd[1]);
exit(0);
}
}
void doit(void)
{
start();
}
#endif /* _WIN32 */