text: /*
   * 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
   */
  
  #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 <gnutls/pkcs11.h>
  
  #ifdef _WIN32
  
  void doit(void)
  {
  	exit(77);
  }
  
  #else
  
  # include "utils.h"
  # include "pkcs11-mock-ext.h"
  
  /* Tests whether a gnutls_privkey_t will work properly with a key marked
   * as always authenticate */
  
  static unsigned pin_called = 0;
  static const char *_pin = "1234";
  
  # include <dlfcn.h>
  # define P11LIB "libpkcs11mock1.so"
  
  
  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 (_pin == NULL)
  		return -1;
  
  	strcpy(pin, _pin);
  	pin_called++;
  	return 0;
  }
  
  void doit(void)
  {
  	int ret;
  	const char *lib;
  	gnutls_privkey_t key;
  	gnutls_pkcs11_obj_t obj;
  	gnutls_datum_t sig = {NULL, 0}, data;
  	unsigned flags = 0;
  
  	lib = getenv("P11MOCKLIB1");
  	if (lib == NULL)
  		lib = P11LIB;
  
  	{
  		void *dl;
  		unsigned int *pflags;
  
  		dl = dlopen(lib, RTLD_NOW);
  		if (dl == NULL) {
  			fail("could not dlopen %s\n", lib);
  			exit(1);
  		}
  
  		pflags = dlsym(dl, "pkcs11_mock_flags");
  		if (pflags == NULL) {
  			fail("could find pkcs11_mock_flags\n");
  			exit(1);
  		}
  
  		*pflags = MOCK_FLAG_ALWAYS_AUTH;
  	}
  
  	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);
  
  	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_pkcs11_obj_init(&obj);
  	assert(ret>=0);
  
  	gnutls_pkcs11_obj_set_pin_function(obj, pin_func, NULL);
  
  	ret = gnutls_pkcs11_obj_import_url(obj, "pkcs11:object=test;type=private", GNUTLS_PKCS11_OBJ_FLAG_LOGIN);
  	assert(ret>=0);
  
  	ret = gnutls_pkcs11_obj_get_flags(obj, &flags);
  	assert(ret>=0);
  
  	if (!(flags & GNUTLS_PKCS11_OBJ_FLAG_MARK_ALWAYS_AUTH)) {
  		fail("key object doesn't have the always authenticate flag\n");
  	}
  	gnutls_pkcs11_obj_deinit(obj);
  
  
  	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);
  	}
  
  	pin_called = 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);
  	}
  
  	if (pin_called == 0) {
  		fail("PIN function wasn't called!\n");
  	}
  	pin_called = 0;
  
  	gnutls_free(sig.data);
  	sig.data = NULL;
  
  	/* call again - should re-authenticate */
  	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);
  	}
  
  	if (pin_called == 0) {
  		fail("PIN function wasn't called twice!\n");
  	}
  	pin_called = 0;
  
  	gnutls_free(sig.data);
  	sig.data = NULL;
  
  	if (debug)
  		printf("done\n\n\n");
  
  	gnutls_privkey_deinit(key);
  	gnutls_pkcs11_deinit();
  	gnutls_global_deinit();
  }
  #endif
  