/*
* Copyright (C) 2008-2014 Free Software Foundation, Inc.
*
* Author: Simon Josefsson, 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
*/
#ifdef HAVE_CONFIG_H
#include
#endif
#include
#include
#include
#include
#include
#include
#include
#include
#include "utils.h"
#include "test-chains-issuer.h"
#define DEFAULT_THEN 1256803113
static time_t then = DEFAULT_THEN;
/* GnuTLS internally calls time() to find out the current time when
verifying certificates. To avoid a time bomb, we hard code the
current time. This should work fine on systems where the library
call to time is resolved at run-time. */
static time_t mytime(time_t * t)
{
if (t)
*t = then;
return then;
}
static void tls_log_func(int level, const char *str)
{
fprintf(stderr, "|<%d>| %s", level, str);
}
static int getissuer_callback(gnutls_x509_trust_list_t tlist,
const gnutls_x509_crt_t crt)
{
gnutls_x509_crt_t issuer;
gnutls_datum_t tmp;
int ret;
ret = gnutls_x509_crt_init(&issuer);
if (ret < 0) {
fprintf(stderr, "error: %s\n", gnutls_strerror(ret));
return -1;
}
tmp.data = (unsigned char *)missing_cert_insert;
tmp.size = strlen(missing_cert_insert);
ret = gnutls_x509_crt_import(issuer, &tmp, GNUTLS_X509_FMT_PEM);
if (ret < 0) {
fprintf(stderr, "error: %s\n", gnutls_strerror(ret));
gnutls_x509_crt_deinit(issuer);
return -1;
}
/* This transfers the ownership of `issuer` to `tlist`. */
ret = gnutls_x509_trust_list_add_cas(tlist, &issuer, 1, 0);
if (ret < 0) {
fprintf(stderr, "error: %s\n", gnutls_strerror(ret));
gnutls_x509_crt_deinit(issuer);
return -1;
}
assert(gnutls_x509_crt_print(crt, GNUTLS_CRT_PRINT_ONELINE, &tmp) >= 0);
if (debug)
printf("\t Certificate missing issuer is: %.*s\n",
tmp.size, tmp.data);
gnutls_free(tmp.data);
assert(gnutls_x509_crt_print(issuer, GNUTLS_CRT_PRINT_ONELINE, &tmp) >= 0);
if (debug)
printf("\t Appended issuer certificate is: %.*s\n",
tmp.size, tmp.data);
gnutls_free(tmp.data);
return 0;
}
void doit(void)
{
int exit_val = 0;
int ret;
gnutls_x509_trust_list_t tl;
unsigned int verify_status;
gnutls_x509_crt_t certs[MAX_CHAIN];
gnutls_x509_crt_t ca;
gnutls_datum_t tmp;
size_t j;
/* The overloading of time() seems to work in linux (ELF?)
* systems only. Disable it on windows.
*/
#ifdef _WIN32
exit(77);
#endif
ret = global_init();
if (ret != 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
gnutls_global_set_time_function(mytime);
gnutls_global_set_log_function(tls_log_func);
if (debug)
gnutls_global_set_log_level(4711);
for (j = 0; j < MAX_CHAIN; j++) {
if (debug > 2)
printf("\tAdding certificate %d...", (int)j);
ret = gnutls_x509_crt_init(&certs[j]);
if (ret < 0) {
fprintf(stderr,
"gnutls_x509_crt_init[%d]: %s\n",
(int)j, gnutls_strerror(ret));
exit(1);
}
tmp.data = (unsigned char *)missing_issuer_chain[j];
tmp.size = strlen(missing_issuer_chain[j]);
ret =
gnutls_x509_crt_import(certs[j], &tmp,
GNUTLS_X509_FMT_PEM);
if (debug > 2)
printf("done\n");
if (ret < 0) {
fprintf(stderr,
"gnutls_x509_crt_import[%d]: %s\n",
(int)j,
gnutls_strerror(ret));
exit(1);
}
gnutls_x509_crt_print(certs[j],
GNUTLS_CRT_PRINT_ONELINE, &tmp);
if (debug)
printf("\tCertificate %d: %.*s\n", (int)j,
tmp.size, tmp.data);
gnutls_free(tmp.data);
}
if (debug > 2)
printf("\tAdding CA certificate...");
ret = gnutls_x509_crt_init(&ca);
if (ret < 0) {
fprintf(stderr, "gnutls_x509_crt_init: %s\n",
gnutls_strerror(ret));
exit(1);
}
tmp.data = (unsigned char *)missing_issuer_chain[MAX_CHAIN-1];
tmp.size = strlen(missing_issuer_chain[MAX_CHAIN-1]);
ret = gnutls_x509_crt_import(ca, &tmp, GNUTLS_X509_FMT_PEM);
if (ret < 0) {
fprintf(stderr, "gnutls_x509_crt_import: %s\n",
gnutls_strerror(ret));
exit(1);
}
if (debug > 2)
printf("done\n");
gnutls_x509_crt_print(ca, GNUTLS_CRT_PRINT_ONELINE, &tmp);
if (debug)
printf("\tCA Certificate: %.*s\n", tmp.size, tmp.data);
gnutls_free(tmp.data);
if (debug)
printf("\tVerifying...");
gnutls_x509_trust_list_init(&tl, 0);
ret = gnutls_x509_trust_list_add_cas(tl, &ca, 1, 0);
if (ret != 1) {
fail("gnutls_x509_trust_list_add_trust_mem\n");
exit(1);
}
gnutls_x509_trust_list_set_getissuer_function(tl, getissuer_callback);
ret = gnutls_x509_trust_list_verify_crt(tl, certs, MAX_CHAIN,
0,
&verify_status,
NULL);
if (ret < 0) {
fprintf(stderr,
"gnutls_x509_crt_list_verify: %s\n", gnutls_strerror(ret));
exit(1);
}
if (debug)
printf("\tCleanup...");
gnutls_x509_trust_list_deinit(tl, 1);
for (j = 0; j < MAX_CHAIN; j++)
gnutls_x509_crt_deinit(certs[j]);
if (debug)
printf("done\n\n\n");
gnutls_global_deinit();
if (debug)
printf("Exit status...%d\n", exit_val);
exit(exit_val);
}