/*
* Copyright (C) 2016 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 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
*/
/* Parts copied from GnuTLS example programs. */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#if !defined(_WIN32)
#include <netinet/in.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include <arpa/inet.h>
#endif
#include <unistd.h>
#include <assert.h>
#include <time.h>
#include <gnutls/gnutls.h>
#include <gnutls/abstract.h>
#include <gnutls/x509.h>
#include "cert-common.h"
#include "utils.h"
/* Test for gnutls_certificate_set_key()
*
*/
static void tls_log_func(int level, const char *str)
{
fprintf(stderr, "<%d>| %s", level, str);
}
static time_t mytime(time_t * t)
{
time_t then = 1473673819;
if (t)
*t = then;
return then;
}
static unsigned import_key(gnutls_certificate_credentials_t xcred, const gnutls_datum_t *skey, const gnutls_datum_t *cert)
{
gnutls_pcert_st pcert_list[16];
gnutls_privkey_t key;
unsigned pcert_list_size, idx, i;
gnutls_datum_t tcert;
const char *names[] = {"localhost", "localhost2"};
int ret;
assert(gnutls_privkey_init(&key)>=0);
pcert_list_size = sizeof(pcert_list)/sizeof(pcert_list[0]);
ret = gnutls_pcert_list_import_x509_raw(pcert_list, &pcert_list_size,
cert, GNUTLS_X509_FMT_PEM, 0);
if (ret < 0) {
fail("error in gnutls_pcert_list_import_x509_raw: %s\n", gnutls_strerror(ret));
}
ret = gnutls_privkey_import_x509_raw(key, skey, GNUTLS_X509_FMT_PEM, NULL, 0);
if (ret < 0) {
fail("error in key import: %s\n", gnutls_strerror(ret));
}
ret = gnutls_certificate_set_key(xcred, names, 2, pcert_list,
pcert_list_size, key);
if (ret < 0) {
fail("error in gnutls_certificate_set_key: %s\n", gnutls_strerror(ret));
exit(1);
}
/* return index */
idx = ret;
/* verify whether the stored certificate match the ones we have */
for (i=0;i<pcert_list_size;i++) {
ret = gnutls_certificate_get_crt_raw(xcred, idx, i, &tcert);
if (ret < 0) {
fail("error in %d: cert: %d: %s\n", __LINE__, i, gnutls_strerror(ret));
exit(1);
}
if (tcert.size != pcert_list[i].cert.size || memcmp(tcert.data, pcert_list[i].cert.data, tcert.size) != 0) {
fail("error in %d: cert %d: %s\n", __LINE__, i, "ca cert don't match");
exit(1);
}
}
return idx;
}
static void basic(void)
{
gnutls_certificate_credentials_t x509_cred;
gnutls_certificate_credentials_t clicred;
int ret;
unsigned idx, i;
/* this must be called once in the program
*/
global_init();
gnutls_global_set_time_function(mytime);
gnutls_global_set_log_function(tls_log_func);
if (debug)
gnutls_global_set_log_level(6);
assert(gnutls_certificate_allocate_credentials(&clicred) >= 0);
assert(gnutls_certificate_allocate_credentials(&x509_cred)>=0);
gnutls_certificate_set_flags(x509_cred, GNUTLS_CERTIFICATE_API_V2);
ret = gnutls_certificate_set_x509_trust_mem(clicred, &ca_cert, GNUTLS_X509_FMT_PEM);
if (ret < 0)
fail("set_x509_trust_file failed: %s\n", gnutls_strerror(ret));
idx = import_key(x509_cred, &server_key, &server_cert);
assert(idx == 0);
test_cli_serv(x509_cred, clicred, "NORMAL", "localhost", NULL, NULL, NULL);
/* verify that we can add certs, and that their index will change */
for (i=0;i<16;i++) {
idx = import_key(x509_cred, &server_ecc_key, &server_ecc_cert);
assert(idx == 1+i);
}
gnutls_certificate_free_credentials(x509_cred);
gnutls_certificate_free_credentials(clicred);
gnutls_global_deinit();
if (debug)
success("success");
}
static void failure_mode(void)
{
gnutls_certificate_credentials_t x509_cred;
gnutls_pcert_st pcert_list[16];
gnutls_privkey_t key;
unsigned pcert_list_size;
const char *names[] = {"localhost", "localhost2"};
int ret;
unsigned i;
/* this must be called once in the program
*/
global_init();
gnutls_global_set_log_function(tls_log_func);
if (debug)
gnutls_global_set_log_level(6);
assert(gnutls_certificate_allocate_credentials(&x509_cred)>=0);
assert(gnutls_privkey_init(&key)>=0);
pcert_list_size = sizeof(pcert_list)/sizeof(pcert_list[0]);
ret = gnutls_pcert_list_import_x509_raw(pcert_list, &pcert_list_size,
&server_cert, GNUTLS_X509_FMT_PEM, 0);
if (ret < 0) {
fail("error in gnutls_pcert_list_import_x509_raw: %s\n", gnutls_strerror(ret));
}
ret = gnutls_privkey_import_x509_raw(key, &server_ecc_key, GNUTLS_X509_FMT_PEM, NULL, 0);
if (ret < 0) {
fail("error in key import: %s\n", gnutls_strerror(ret));
}
ret = gnutls_certificate_set_key(x509_cred, names, 2, pcert_list,
pcert_list_size, key);
if (ret < 0) {
success("expected error in gnutls_certificate_set_key: %s\n", gnutls_strerror(ret));
goto cleanup;
}
fail("gnutls_certificate_set_key succeeded unexpectedly\n");
cleanup:
for (i=0;i<pcert_list_size;i++) {
gnutls_pcert_deinit(&pcert_list[i]);
}
gnutls_privkey_deinit(key);
gnutls_certificate_free_credentials(x509_cred);
gnutls_global_deinit();
if (debug)
success("success");
}
static void auto_parse(void)
{
gnutls_certificate_credentials_t x509_cred, clicred;
gnutls_pcert_st pcert_list[16];
gnutls_privkey_t key;
gnutls_pcert_st second_pcert[2];
gnutls_privkey_t second_key;
unsigned pcert_list_size;
int ret;
/* this must be called once in the program
*/
global_init();
gnutls_global_set_time_function(mytime);
gnutls_global_set_log_function(tls_log_func);
if (debug)
gnutls_global_set_log_level(6);
assert(gnutls_certificate_allocate_credentials(&x509_cred)>=0);
assert(gnutls_privkey_init(&key)>=0);
assert(gnutls_certificate_allocate_credentials(&clicred) >= 0);
ret = gnutls_certificate_set_x509_trust_mem(clicred, &ca3_cert, GNUTLS_X509_FMT_PEM);
if (ret < 0)
fail("set_x509_trust_file failed: %s\n", gnutls_strerror(ret));
pcert_list_size = sizeof(pcert_list)/sizeof(pcert_list[0]);
ret = gnutls_pcert_list_import_x509_raw(pcert_list, &pcert_list_size,
&server_ca3_localhost_cert_chain, GNUTLS_X509_FMT_PEM, 0);
if (ret < 0) {
fail("error in gnutls_pcert_list_import_x509_raw: %s\n", gnutls_strerror(ret));
}
ret = gnutls_privkey_import_x509_raw(key, &server_ca3_key, GNUTLS_X509_FMT_PEM, NULL, 0);
if (ret < 0) {
fail("error in key import: %s\n", gnutls_strerror(ret));
}
ret = gnutls_certificate_set_key(x509_cred, NULL, 0, pcert_list,
pcert_list_size, key);
if (ret < 0) {
fail("error in gnutls_certificate_set_key: %s\n", gnutls_strerror(ret));
exit(1);
}
/* set the ECC key */
assert(gnutls_privkey_init(&second_key)>=0);
pcert_list_size = 2;
ret = gnutls_pcert_list_import_x509_raw(second_pcert, &pcert_list_size,
&server_ca3_localhost6_cert_chain, GNUTLS_X509_FMT_PEM, 0);
if (ret < 0) {
fail("error in gnutls_pcert_list_import_x509_raw: %s\n", gnutls_strerror(ret));
}
ret = gnutls_privkey_import_x509_raw(second_key, &server_ca3_key, GNUTLS_X509_FMT_PEM, NULL, 0);
if (ret < 0) {
fail("error in key import: %s\n", gnutls_strerror(ret));
}
ret = gnutls_certificate_set_key(x509_cred, NULL, 0, second_pcert,
2, second_key);
if (ret < 0) {
fail("error in gnutls_certificate_set_key: %s\n", gnutls_strerror(ret));
exit(1);
}
test_cli_serv(x509_cred, clicred, "NORMAL", "localhost", NULL, NULL, NULL); /* the DNS name of the first cert */
test_cli_serv(x509_cred, clicred, "NORMAL", "localhost6", NULL, NULL, NULL); /* the DNS name of ECC cert */
test_cli_serv(x509_cred, clicred, "NORMAL", "www.none.org", NULL, NULL, NULL); /* the DNS name of ECC cert */
gnutls_certificate_free_credentials(x509_cred);
gnutls_certificate_free_credentials(clicred);
gnutls_global_deinit();
if (debug)
success("success");
}
void doit(void)
{
basic();
failure_mode();
auto_parse();
}