/*

 * Copyright (C) 2004-2012 Free Software Foundation, Inc.

 *

 * Author: Nikos Mavrogiannopoulos, Simon Josefsson

 *

 * 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>

#include <unistd.h>

#include <gnutls/gnutls.h>

#include <gnutls/x509.h>

#include <gnutls/abstract.h>

#include "utils.h"

/* Verify whether gnutls_privkey_sign_hash() will fail

 * if the library is in error state.

 */

static void tls_log_func(int level, const char *str)

{

	fprintf(stderr, "<%d> %s", level, str);

}

/* sha1 hash of "hello" string */

const gnutls_datum_t hash_data = {

	(void *)

	    "\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe"

	    "\xde\x0f\x3b\x48\x2c\xd9\xae\xa9\x43\x4d",

	20

};

const gnutls_datum_t invalid_hash_data = {

	(void *)

	    "\xaa\xf4\xc6\x1d\xdc\xca\xe8\xa2\xda\xbe"

	    "\xde\x0f\x3b\x48\x2c\xb9\xae\xa9\x43\x4d",

	20

};

const gnutls_datum_t raw_data = {

	(void *) "hello",

	5

};

static char pem1_cert[] =

    "-----BEGIN CERTIFICATE-----\n"

    "MIICHjCCAYmgAwIBAgIERiYdNzALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n"

    "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTI3WhcNMDgwNDE3MTMyOTI3WjAdMRsw\n"

    "GQYDVQQDExJHbnVUTFMgdGVzdCBjbGllbnQwgZwwCwYJKoZIhvcNAQEBA4GMADCB\n"

    "iAKBgLtmQ/Xyxde2jMzF3/WIO7HJS2oOoa0gUEAIgKFPXKPQ+GzP5jz37AR2ExeL\n"

    "ZIkiW8DdU3w77XwEu4C5KL6Om8aOoKUSy/VXHqLnu7czSZ/ju0quak1o/8kR4jKN\n"

    "zj2AC41179gAgY8oBAOgIo1hBAf6tjd9IQdJ0glhaZiQo1ipAgMBAAGjdjB0MAwG\n"

    "A1UdEwEB/wQCMAAwEwYDVR0lBAwwCgYIKwYBBQUHAwIwDwYDVR0PAQH/BAUDAweg\n"

    "ADAdBgNVHQ4EFgQUTLkKm/odNON+3svSBxX+odrLaJEwHwYDVR0jBBgwFoAU6Twc\n"

    "+62SbuYGpFYsouHAUyfI8pUwCwYJKoZIhvcNAQEFA4GBALujmBJVZnvaTXr9cFRJ\n"

    "jpfc/3X7sLUsMvumcDE01ls/cG5mIatmiyEU9qI3jbgUf82z23ON/acwJf875D3/\n"

    "U7jyOsBJ44SEQITbin2yUeJMIm1tievvdNXBDfW95AM507ShzP12sfiJkJfjjdhy\n"

    "dc8Siq5JojruiMizAf0pA7in\n" "-----END CERTIFICATE-----\n";

static char pem1_key[] =

    "-----BEGIN RSA PRIVATE KEY-----\n"

    "MIICXAIBAAKBgQC7ZkP18sXXtozMxd/1iDuxyUtqDqGtIFBACIChT1yj0Phsz+Y8\n"

    "9+wEdhMXi2SJIlvA3VN8O+18BLuAuSi+jpvGjqClEsv1Vx6i57u3M0mf47tKrmpN\n"

    "aP/JEeIyjc49gAuNde/YAIGPKAQDoCKNYQQH+rY3fSEHSdIJYWmYkKNYqQIDAQAB\n"

    "AoGADpmARG5CQxS+AesNkGmpauepiCz1JBF/JwnyiX6vEzUh0Ypd39SZztwrDxvF\n"

    "PJjQaKVljml1zkJpIDVsqvHdyVdse8M+Qn6hw4x2p5rogdvhhIL1mdWo7jWeVJTF\n"

    "RKB7zLdMPs3ySdtcIQaF9nUAQ2KJEvldkO3m/bRJFEp54k0CQQDYy+RlTmwRD6hy\n"

    "7UtMjR0H3CSZJeQ8svMCxHLmOluG9H1UKk55ZBYfRTsXniqUkJBZ5wuV1L+pR9EK\n"

    "ca89a+1VAkEA3UmBelwEv2u9cAU1QjKjmwju1JgXbrjEohK+3B5y0ESEXPAwNQT9\n"

    "TrDM1m9AyxYTWLxX93dI5QwNFJtmbtjeBQJARSCWXhsoaDRG8QZrCSjBxfzTCqZD\n"

    "ZXtl807ymCipgJm60LiAt0JLr4LiucAsMZz6+j+quQbSakbFCACB8SLV1QJBAKZQ\n"

    "YKf+EPNtnmta/rRKKvySsi3GQZZN+Dt3q0r094XgeTsAqrqujVNfPhTMeP4qEVBX\n"

    "/iVX2cmMTSh3w3z8MaECQEp0XJWDVKOwcTW6Ajp9SowtmiZ3YDYo1LF9igb4iaLv\n"

    "sWZGfbnU3ryjvkb6YuFjgtzbZDZHWQCo8/cOtOBmPdk=\n"

    "-----END RSA PRIVATE KEY-----\n";

static char pem2_cert[] =

    "-----BEGIN CERTIFICATE-----\n"

    "MIIDbzCCAtqgAwIBAgIERiYdRTALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n"

    "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTQxWhcNMDgwNDE3MTMyOTQxWjA3MRsw\n"

    "GQYDVQQKExJHbnVUTFMgdGVzdCBzZXJ2ZXIxGDAWBgNVBAMTD3Rlc3QuZ251dGxz\n"

    "Lm9yZzCCAbQwggEpBgcqhkjOOAQBMIIBHAKBgLmE9VqBvhoNxYpzjwybL5u2DkvD\n"

    "dBp/ZK2d8yjFoEe8m1dW8ZfVfjcD6fJM9OOLfzCjXS+7oaI3wuo1jx+xX6aiXwHx\n"

    "IzYr5E8vLd2d1TqmOa96UXzSJY6XdM8exXtLdkOBBx8GFLhuWBLhkOI3b9Ib7GjF\n"

    "WOLmMOBqXixjeOwHAhSfVoxIZC/+jap6bZbbBF0W7wilcQKBgGIGfuRcdgi3Rhpd\n"

    "15fUKiH7HzHJ0vT6Odgn0Zv8J12nCqca/FPBL0PCN8iFfz1Mq12BMvsdXh5UERYg\n"

    "xoBa2YybQ/Dda6D0w/KKnDnSHHsP7/ook4/SoSLr3OCKi60oDs/vCYXpNr2LelDV\n"

    "e/clDWxgEcTvcJDP1hvru47GPjqXA4GEAAKBgA+Kh1fy0cLcrN9Liw+Luin34QPk\n"

    "VfqymAfW/RKxgLz1urRQ1H+gDkPnn8l4EV/l5Awsa2qkNdy9VOVgNpox0YpZbmsc\n"

    "ur0uuut8h+/ayN2h66SD5out+vqOW9c3yDI+lsI+9EPafZECD7e8+O+P90EAXpbf\n"

    "DwiW3Oqy6QaCr9Ivo4GTMIGQMAwGA1UdEwEB/wQCMAAwGgYDVR0RBBMwEYIPdGVz\n"

    "dC5nbnV0bHMub3JnMBMGA1UdJQQMMAoGCCsGAQUFBwMBMA8GA1UdDwEB/wQFAwMH\n"

    "gAAwHQYDVR0OBBYEFL/su87Y6HtwVuzz0SuS1tSZClvzMB8GA1UdIwQYMBaAFOk8\n"

    "HPutkm7mBqRWLKLhwFMnyPKVMAsGCSqGSIb3DQEBBQOBgQBCsrnfD1xzh8/Eih1f\n"

    "x+M0lPoX1Re5L2ElHI6DJpHYOBPwf9glwxnet2+avzgUQDUFwUSxOhodpyeaACXD\n"

    "o0gGVpcH8sOBTQ+aTdM37hGkPxoXjtIkR/LgG5nP2H2JRd5TkW8l13JdM4MJFB4W\n"

    "QcDzQ8REwidsfh9uKAluk1c/KQ==\n" "-----END CERTIFICATE-----\n";

static char pem2_key[] =

    "-----BEGIN DSA PRIVATE KEY-----\n"

    "MIIBugIBAAKBgQC5hPVagb4aDcWKc48Mmy+btg5Lw3Qaf2StnfMoxaBHvJtXVvGX\n"

    "1X43A+nyTPTji38wo10vu6GiN8LqNY8fsV+mol8B8SM2K+RPLy3dndU6pjmvelF8\n"

    "0iWOl3TPHsV7S3ZDgQcfBhS4blgS4ZDiN2/SG+xoxVji5jDgal4sY3jsBwIVAJ9W\n"

    "jEhkL/6NqnptltsEXRbvCKVxAoGAYgZ+5Fx2CLdGGl3Xl9QqIfsfMcnS9Po52CfR\n"

    "m/wnXacKpxr8U8EvQ8I3yIV/PUyrXYEy+x1eHlQRFiDGgFrZjJtD8N1roPTD8oqc\n"

    "OdIcew/v+iiTj9KhIuvc4IqLrSgOz+8Jhek2vYt6UNV79yUNbGARxO9wkM/WG+u7\n"

    "jsY+OpcCgYAPiodX8tHC3KzfS4sPi7op9+ED5FX6spgH1v0SsYC89bq0UNR/oA5D\n"

    "55/JeBFf5eQMLGtqpDXcvVTlYDaaMdGKWW5rHLq9LrrrfIfv2sjdoeukg+aLrfr6\n"

    "jlvXN8gyPpbCPvRD2n2RAg+3vPjvj/dBAF6W3w8IltzqsukGgq/SLwIUS5/r/2ya\n"

    "AoNBXjeBjgCGMei2m8E=\n" "-----END DSA PRIVATE KEY-----\n";

const gnutls_datum_t cert_dat[] = {

	{(void *) pem1_cert, sizeof(pem1_cert)}

	,

	{(void *) pem2_cert, sizeof(pem2_cert)}

};

const gnutls_datum_t key_dat[] = {

	{(void *) pem1_key, sizeof(pem1_key)}

	,

	{(void *) pem2_key, sizeof(pem2_key)}

};

void _gnutls_lib_simulate_error(void);

void _gnutls_lib_force_operational(void);

void doit(void)

{

	gnutls_privkey_t privkey;

	gnutls_datum_t signature2;

	int ret;

	size_t i;

	global_init();

	gnutls_global_set_log_function(tls_log_func);

	if (debug)

		gnutls_global_set_log_level(6);

	for (i = 0; i < sizeof(key_dat) / sizeof(key_dat[0]); i++) {

		if (debug)

			success("loop %d\n", (int) i);

		ret = gnutls_privkey_init(&privkey);

		if (ret < 0)

			fail("gnutls_privkey_init\n");

		ret =

		    gnutls_privkey_import_x509_raw(privkey, &key_dat[i],

						GNUTLS_X509_FMT_PEM, NULL, 0);

		if (ret < 0)

			fail("gnutls_privkey_import\n");

		ret = gnutls_privkey_sign_hash(privkey, GNUTLS_DIG_SHA1, 0,

						&hash_data, &signature2);

		if (ret < 0)

			fail("gnutls_privkey_sign_hash\n");

		gnutls_free(signature2.data);

		_gnutls_lib_simulate_error();

		ret = gnutls_privkey_sign_hash(privkey, GNUTLS_DIG_SHA1, 0,

						&hash_data, &signature2);

		if (ret != GNUTLS_E_LIB_IN_ERROR_STATE)

			fail("gnutls_privkey_sign_hash\n");

		_gnutls_lib_force_operational();

		gnutls_privkey_deinit(privkey);

	}

	gnutls_global_deinit();

}