/*
* Copyright (C) 2016-2017 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
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <gnutls/gnutls.h>
#include <gnutls/x509.h>
#include <gnutls/abstract.h>
#include "utils.h"
/* Tests whether a gnutls_privkey_t will continue to work after
* a fork(), when gnutls_pkcs11_reinit() is manually called. */
#if defined(HAVE___REGISTER_ATFORK)
#define PIN "1234"
#ifdef _WIN32
# define P11LIB "libpkcs11mock1.dll"
#else
# include <dlfcn.h>
# define P11LIB "libpkcs11mock1.so"
#endif
static void tls_log_func(int level, const char *str)
{
fprintf(stderr, "|<%d>| %s", level, str);
}
static
int pin_func(void* userdata, int attempt, const char* url, const char *label,
unsigned flags, char *pin, size_t pin_max)
{
if (attempt == 0) {
strcpy(pin, PIN);
return 0;
}
return -1;
}
void doit(void)
{
int ret;
const char *lib;
gnutls_privkey_t key;
gnutls_datum_t sig = {NULL, 0}, data;
pid_t pid;
data.data = (void*)"\x38\x17\x0c\x08\xcb\x45\x8f\xd4\x87\x9c\x34\xb6\xf6\x08\x29\x4c\x50\x31\x2b\xbb";
data.size = 20;
ret = global_init();
if (ret != 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
gnutls_global_set_log_function(tls_log_func);
if (debug)
gnutls_global_set_log_level(4711);
lib = getenv("P11MOCKLIB1");
if (lib == NULL)
lib = P11LIB;
ret = gnutls_pkcs11_init(GNUTLS_PKCS11_FLAG_MANUAL, NULL);
if (ret != 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
ret = gnutls_pkcs11_add_provider(lib, NULL);
if (ret != 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
ret = gnutls_privkey_init(&key);
assert(ret>=0);
gnutls_privkey_set_pin_function(key, pin_func, NULL);
ret = gnutls_privkey_import_url(key, "pkcs11:object=test", GNUTLS_PKCS11_OBJ_FLAG_LOGIN);
if (ret < 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
ret = gnutls_privkey_sign_hash(key, GNUTLS_DIG_SHA1, 0, &data, &sig);
if (ret < 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
gnutls_free(sig.data);
pid = fork();
if (pid != 0) {
int status;
assert(waitpid(pid, &status, 0) >= 0);
if (WEXITSTATUS(status) != 0) {
fail("child return status was unexpected: %d\n", WEXITSTATUS(status));
exit(1);
}
} else { /* child */
ret = gnutls_pkcs11_reinit();
assert(ret == 0);
ret = gnutls_privkey_sign_hash(key, GNUTLS_DIG_SHA1, 0, &data, &sig);
if (ret < 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
gnutls_free(sig.data);
gnutls_privkey_deinit(key);
gnutls_pkcs11_deinit();
gnutls_global_deinit();
exit(0);
}
if (debug)
printf("done\n\n\n");
gnutls_privkey_deinit(key);
gnutls_pkcs11_deinit();
gnutls_global_deinit();
}
#else
void doit(void)
{
exit(77);
}
#endif