/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */

/* test-hkdf.c: Test egg-hkdf.c

   Copyright (C) 2011 Collabora Ltd.

   The Gnome Keyring Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Library General Public License as

   published by the Free Software Foundation; either version 2 of the

   License, or (at your option) any later version.

   The Gnome Keyring Library 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

   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public

   License along with the Gnome Library; see the file COPYING.LIB.  If not,

   see <http://www.gnu.org/licenses/>.

   Author: Stef Walter <stef@collabora.co.uk>

*/

#include "config.h"

#include <stdlib.h>

#include <stdio.h>

#include <string.h>

#include "egg/egg-hkdf.h"

#include "egg/egg-secure-memory.h"

#include "egg/egg-testing.h"

#include <gcrypt.h>

/*

	static GStaticMutex memory_mutex = G_STATIC_MUTEX_INIT;

	static void egg_memory_lock (void)

		{ g_static_mutex_lock (&memory_mutex); }

	static void egg_memory_unlock (void)

		{ g_static_mutex_unlock (&memory_mutex); }

	EGG_SECURE_DEFINE_GLOBALS (egg_memory_lock, egg_memory_unlock, g_realloc);

*/

EGG_SECURE_DEFINE_GLIB_GLOBALS ();

static void

test_hkdf_test_case_1 (void)

{

	/* RFC 5869: A.1 Test Case 1 */

	const guchar ikm[] = { 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,

	                       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,

	                       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b };

	const guchar salt[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,

	                        0x08, 0x09, 0x0a, 0x0b, 0x0c };

	const guchar info[] = { 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,

	                        0xf8, 0xf9 };

	const guchar okm[] = { 0x3c, 0xb2, 0x5f, 0x25, 0xfa, 0xac, 0xd5, 0x7a,

	                       0x90, 0x43, 0x4f, 0x64, 0xd0, 0x36, 0x2f, 0x2a,

	                       0x2d, 0x2d, 0x0a, 0x90, 0xcf, 0x1a, 0x5a, 0x4c,

	                       0x5d, 0xb0, 0x2d, 0x56, 0xec, 0xc4, 0xc5, 0xbf,

	                       0x34, 0x00, 0x72, 0x08, 0xd5, 0xb8, 0x87, 0x18,

	                       0x58, 0x65 };

	guchar buffer[sizeof (okm)];

	gboolean ret;

	egg_assert_cmpsize (sizeof (ikm), ==, 22);

	egg_assert_cmpsize (sizeof (salt), ==, 13);

	egg_assert_cmpsize (sizeof (info), ==, 10);

	egg_assert_cmpsize (sizeof (okm), ==, 42);

	memset (buffer, 0, sizeof (buffer));

	ret = egg_hkdf_perform ("sha256",

	                        ikm, sizeof (ikm),

	                        salt, sizeof (salt),

	                        info, sizeof (info),

	                        buffer, sizeof (buffer));

	g_assert (ret);

	egg_assert_cmpmem (buffer, sizeof (buffer), ==, okm, sizeof (okm));

}

static void

test_hkdf_test_case_2 (void)

{

	/* RFC 5869: A.2 Test Case 2 */

	const guchar ikm[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,

	                       0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,

	                       0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,

	                       0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,

	                       0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,

	                       0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,

	                       0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,

	                       0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,

	                       0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,

	                       0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f };

	const guchar salt[] = { 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,

	                        0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,

	                        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,

	                        0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,

	                        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,

	                        0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,

	                        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,

	                        0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,

	                        0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,

	                        0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf };

	const guchar info[] = { 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,

	                        0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,

	                        0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,

	                        0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,

	                        0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,

	                        0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,

	                        0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,

	                        0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,

	                        0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,

	                        0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };

	const guchar okm[] = { 0xb1, 0x1e, 0x39, 0x8d, 0xc8, 0x03, 0x27, 0xa1,

	                       0xc8, 0xe7, 0xf7, 0x8c, 0x59, 0x6a, 0x49, 0x34,

	                       0x4f, 0x01, 0x2e, 0xda, 0x2d, 0x4e, 0xfa, 0xd8,

	                       0xa0, 0x50, 0xcc, 0x4c, 0x19, 0xaf, 0xa9, 0x7c,

	                       0x59, 0x04, 0x5a, 0x99, 0xca, 0xc7, 0x82, 0x72,

	                       0x71, 0xcb, 0x41, 0xc6, 0x5e, 0x59, 0x0e, 0x09,

	                       0xda, 0x32, 0x75, 0x60, 0x0c, 0x2f, 0x09, 0xb8,

	                       0x36, 0x77, 0x93, 0xa9, 0xac, 0xa3, 0xdb, 0x71,

	                       0xcc, 0x30, 0xc5, 0x81, 0x79, 0xec, 0x3e, 0x87,

	                       0xc1, 0x4c, 0x01, 0xd5, 0xc1, 0xf3, 0x43, 0x4f,

	                       0x1d, 0x87 };

	guchar buffer[sizeof (okm)];

	gboolean ret;

	egg_assert_cmpsize (sizeof (ikm), ==, 80);

	egg_assert_cmpsize (sizeof (salt), ==, 80);

	egg_assert_cmpsize (sizeof (info), ==, 80);

	egg_assert_cmpsize (sizeof (okm), ==, 82);

	memset (buffer, 0, sizeof (buffer));

	ret = egg_hkdf_perform ("sha256",

	                        ikm, sizeof (ikm),

	                        salt, sizeof (salt),

	                        info, sizeof (info),

	                        buffer, sizeof (buffer));

	g_assert (ret);

	egg_assert_cmpmem (buffer, sizeof (buffer), ==, okm, sizeof (okm));

}

static void

test_hkdf_test_case_3 (void)

{

	/* RFC 5869: A.3 Test Case 3 */

	const guchar ikm[] = { 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,

	                       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,

	                       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,};

	const guchar salt[] = { };

	const guchar info[] = { };

	const guchar okm[] = { 0x8d, 0xa4, 0xe7, 0x75, 0xa5, 0x63, 0xc1, 0x8f,

	                       0x71, 0x5f, 0x80, 0x2a, 0x06, 0x3c, 0x5a, 0x31,

	                       0xb8, 0xa1, 0x1f, 0x5c, 0x5e, 0xe1, 0x87, 0x9e,

	                       0xc3, 0x45, 0x4e, 0x5f, 0x3c, 0x73, 0x8d, 0x2d,

	                       0x9d, 0x20, 0x13, 0x95, 0xfa, 0xa4, 0xb6, 0x1a,

	                       0x96, 0xc8 };

	guchar buffer[sizeof (okm)];

	gboolean ret;

	egg_assert_cmpsize (sizeof (ikm), ==, 22);

	egg_assert_cmpsize (sizeof (salt), ==, 0);

	egg_assert_cmpsize (sizeof (info), ==, 0);

	egg_assert_cmpsize (sizeof (okm), ==, 42);

	memset (buffer, 0, sizeof (buffer));

	ret = egg_hkdf_perform ("sha256",

	                        ikm, sizeof (ikm),

	                        salt, sizeof (salt),

	                        info, sizeof (info),

	                        buffer, sizeof (buffer));

	g_assert (ret);

	egg_assert_cmpmem (buffer, sizeof (buffer), ==, okm, sizeof (okm));

}

static void

test_hkdf_test_case_4 (void)

{

	/* RFC 5869: A.4 Test Case 4 */

	const guchar ikm[] = { 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,

	                       0x0b, 0x0b, 0x0b };

	const guchar salt[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,

	                        0x08, 0x09, 0x0a, 0x0b, 0x0c };

	const guchar info[] = { 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,

	                        0xf8, 0xf9 };

	const guchar okm[] = { 0x08, 0x5a, 0x01, 0xea, 0x1b, 0x10, 0xf3, 0x69,

	                       0x33, 0x06, 0x8b, 0x56, 0xef, 0xa5, 0xad, 0x81,

	                       0xa4, 0xf1, 0x4b, 0x82, 0x2f, 0x5b, 0x09, 0x15,

	                       0x68, 0xa9, 0xcd, 0xd4, 0xf1, 0x55, 0xfd, 0xa2,

	                       0xc2, 0x2e, 0x42, 0x24, 0x78, 0xd3, 0x05, 0xf3,

	                       0xf8, 0x96 };

	guchar buffer[sizeof (okm)];

	gboolean ret;

	egg_assert_cmpsize (sizeof (ikm), ==, 11);

	egg_assert_cmpsize (sizeof (salt), ==, 13);

	egg_assert_cmpsize (sizeof (info), ==, 10);

	egg_assert_cmpsize (sizeof (okm), ==, 42);

	memset (buffer, 0, sizeof (buffer));

	ret = egg_hkdf_perform ("sha1",

	                        ikm, sizeof (ikm),

	                        salt, sizeof (salt),

	                        info, sizeof (info),

	                        buffer, sizeof (buffer));

	g_assert (ret);

	egg_assert_cmpmem (buffer, sizeof (buffer), ==, okm, sizeof (okm));

}

static void

test_hkdf_test_case_5 (void)

{

	/* RFC 5869: A.5 Test Case 5 */

	const guchar ikm[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,

	                       0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,

	                       0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,

	                       0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,

	                       0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,

	                       0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,

	                       0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,

	                       0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,

	                       0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,

	                       0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f };

	const guchar salt[] = { 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,

	                        0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,

	                        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,

	                        0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,

	                        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,

	                        0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,

	                        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,

	                        0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,

	                        0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,

	                        0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf };

	const guchar info[] = { 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,

	                        0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,

	                        0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,

	                        0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,

	                        0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,

	                        0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,

	                        0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,

	                        0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,

	                        0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,

	                        0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };

	const guchar okm[] = { 0x0b, 0xd7, 0x70, 0xa7, 0x4d, 0x11, 0x60, 0xf7,

	                       0xc9, 0xf1, 0x2c, 0xd5, 0x91, 0x2a, 0x06, 0xeb,

	                       0xff, 0x6a, 0xdc, 0xae, 0x89, 0x9d, 0x92, 0x19,

	                       0x1f, 0xe4, 0x30, 0x56, 0x73, 0xba, 0x2f, 0xfe,

	                       0x8f, 0xa3, 0xf1, 0xa4, 0xe5, 0xad, 0x79, 0xf3,

	                       0xf3, 0x34, 0xb3, 0xb2, 0x02, 0xb2, 0x17, 0x3c,

	                       0x48, 0x6e, 0xa3, 0x7c, 0xe3, 0xd3, 0x97, 0xed,

	                       0x03, 0x4c, 0x7f, 0x9d, 0xfe, 0xb1, 0x5c, 0x5e,

	                       0x92, 0x73, 0x36, 0xd0, 0x44, 0x1f, 0x4c, 0x43,

	                       0x00, 0xe2, 0xcf, 0xf0, 0xd0, 0x90, 0x0b, 0x52,

	                       0xd3, 0xb4 };

	guchar buffer[sizeof (okm)];

	gboolean ret;

	egg_assert_cmpsize (sizeof (ikm), ==, 80);

	egg_assert_cmpsize (sizeof (salt), ==, 80);

	egg_assert_cmpsize (sizeof (info), ==, 80);

	egg_assert_cmpsize (sizeof (okm), ==, 82);

	memset (buffer, 0, sizeof (buffer));

	ret = egg_hkdf_perform ("sha1",

	                        ikm, sizeof (ikm),

	                        salt, sizeof (salt),

	                        info, sizeof (info),

	                        buffer, sizeof (buffer));

	g_assert (ret);

	egg_assert_cmpmem (buffer, sizeof (buffer), ==, okm, sizeof (okm));

}

static void

test_hkdf_test_case_6 (void)

{

	/* RFC 5869: A.6 Test Case 6 */

	const guchar ikm[] = { 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,

	                       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,

	                       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b };

	const guchar salt[] = { };

	const guchar info[] = { };

	const guchar okm[] = { 0x0a, 0xc1, 0xaf, 0x70, 0x02, 0xb3, 0xd7, 0x61,

	                       0xd1, 0xe5, 0x52, 0x98, 0xda, 0x9d, 0x05, 0x06,

	                       0xb9, 0xae, 0x52, 0x05, 0x72, 0x20, 0xa3, 0x06,

	                       0xe0, 0x7b, 0x6b, 0x87, 0xe8, 0xdf, 0x21, 0xd0,

	                       0xea, 0x00, 0x03, 0x3d, 0xe0, 0x39, 0x84, 0xd3,

	                       0x49, 0x18 };

	guchar buffer[sizeof (okm)];

	gboolean ret;

	egg_assert_cmpsize (sizeof (ikm), ==, 22);

	egg_assert_cmpsize (sizeof (salt), ==, 0);

	egg_assert_cmpsize (sizeof (info), ==, 0);

	egg_assert_cmpsize (sizeof (okm), ==, 42);

	memset (buffer, 0, sizeof (buffer));

	ret = egg_hkdf_perform ("sha1",

	                        ikm, sizeof (ikm),

	                        salt, sizeof (salt),

	                        info, sizeof (info),

	                        buffer, sizeof (buffer));

	g_assert (ret);

	egg_assert_cmpmem (buffer, sizeof (buffer), ==, okm, sizeof (okm));

}

static void

test_hkdf_test_case_7 (void)

{

	/* RFC 5869: A.7 Test Case 7 */

	const guchar ikm[] = { 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,

	                       0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,

	                       0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c };

	const guchar *salt = NULL;

	const guchar info[] = { };

	const guchar okm[] = { 0x2c, 0x91, 0x11, 0x72, 0x04, 0xd7, 0x45, 0xf3,

	                       0x50, 0x0d, 0x63, 0x6a, 0x62, 0xf6, 0x4f, 0x0a,

	                       0xb3, 0xba, 0xe5, 0x48, 0xaa, 0x53, 0xd4, 0x23,

	                       0xb0, 0xd1, 0xf2, 0x7e, 0xbb, 0xa6, 0xf5, 0xe5,

	                       0x67, 0x3a, 0x08, 0x1d, 0x70, 0xcc, 0xe7, 0xac,

	                       0xfc, 0x48 };

	guchar buffer[sizeof (okm)];

	gboolean ret;

	egg_assert_cmpsize (sizeof (ikm), ==, 22);

	egg_assert_cmpsize (sizeof (info), ==, 0);

	egg_assert_cmpsize (sizeof (okm), ==, 42);

	memset (buffer, 0, sizeof (buffer));

	ret = egg_hkdf_perform ("sha1",

	                        ikm, sizeof (ikm),

	                        salt, sizeof (salt),

	                        info, sizeof (info),

	                        buffer, sizeof (buffer));

	g_assert (ret);

	egg_assert_cmpmem (buffer, sizeof (buffer), ==, okm, sizeof (okm));

}

int

main (int argc, char **argv)

{

	g_test_init (&argc, &argv, NULL);

	g_test_add_func ("/hkdf/test-case-1", test_hkdf_test_case_1);

	g_test_add_func ("/hkdf/test-case-2", test_hkdf_test_case_2);

	g_test_add_func ("/hkdf/test-case-3", test_hkdf_test_case_3);

	g_test_add_func ("/hkdf/test-case-4", test_hkdf_test_case_4);

	g_test_add_func ("/hkdf/test-case-5", test_hkdf_test_case_5);

	g_test_add_func ("/hkdf/test-case-6", test_hkdf_test_case_6);

	g_test_add_func ("/hkdf/test-case-7", test_hkdf_test_case_7);

	return g_test_run ();

}