ObjFW  Check-in [dcff33c798]

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				4B40EC1B189FE2650031E19E /* socket.m in Sources */,
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				4B4483711D04989C005D12A7 /* RuntimeTests.m in Sources */,
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				4BF33B12133807A20059CEF7 /* TestsAppDelegate.m in Sources */,
			);
			runOnlyForDeploymentPostprocessing = 0;
		};
/* End PBXSourcesBuildPhase section */

/* Begin PBXTargetDependency section */

       OFZIPArchive.m			\
       OFZIPArchiveEntry.m		\
       base64.m				\
       crc32.m				\
       of_asprintf.m			\
       of_strptime.m			\
       pbkdf2.m				\
       scrypt.m				\
       ${UNICODE_M}			\
       ${USE_SRCS_FILES}		\
       ${USE_SRCS_PLUGINS}		\
       ${USE_SRCS_SOCKETS}		\
       ${USE_SRCS_THREADS}
SRCS_FILES = OFFile.m			\
	     OFFileManager.m		\

	if ((copy = (char*)malloc(length + 1)) == NULL)
		return NULL;

	memcpy(copy, string, length + 1);

	return copy;
}

static OF_INLINE void
of_explicit_memset(void *buffer_, int character, size_t length)
{
	volatile unsigned char *buffer = buffer_;

	while (buffer < (unsigned char*)buffer_ + length)
		*buffer++ = character;
}

    unsigned char *key, size_t keyLength)
{
	size_t blocks, digestSize = [HMAC digestSize];
	unsigned char *extendedSalt;
	unsigned char buffer[digestSize];
	unsigned char digest[digestSize];

	if (HMAC == nil || iterations == 0 || salt == NULL ||
	    password == NULL || key == NULL || keyLength == 0)
		@throw [OFInvalidArgumentException exception];

	blocks = keyLength / digestSize;
	if (keyLength % digestSize != 0)
		blocks++;

			memcpy(key, buffer, length);
			key += length;
			keyLength -= length;

			i = OF_BSWAP32_IF_LE(OF_BSWAP32_IF_LE(i) + 1);
		}
	} @finally {
		of_explicit_memset(extendedSalt, 0, saltLength + 4);
		of_explicit_memset(buffer, 0, digestSize);
		of_explicit_memset(digest, 0, digestSize);

		[HMAC zero];

		free(extendedSalt);
	}
}

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#ifndef __STDC_LIMIT_MACROS
# define __STDC_LIMIT_MACROS
#endif
#ifndef __STDC_CONSTANT_MACROS
# define __STDC_CONSTANT_MACROS
#endif

#import "macros.h"

OF_ASSUME_NONNULL_BEGIN

/*! @file */

@class OFHMAC;

#ifdef __cplusplus
extern "C" {
#endif
extern void of_salsa20_8_core(uint32_t buffer[16]);
extern void of_scrypt_block_mix(uint32_t *output, const uint32_t *input,
    size_t blockSize);
extern void of_scrypt_romix(uint32_t *buffer, size_t blockSize,
    size_t costFactor, uint32_t *tmp);
extern void of_scrypt(size_t blockSize, size_t costFactor,
    size_t parallelization, const unsigned char *salt, size_t saltLength,
    const char *password, size_t passwordLength,
    unsigned char *key, size_t keyLength);
#ifdef __cplusplus
}
#endif

OF_ASSUME_NONNULL_END

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#import "OFHMAC.h"
#import "OFSHA256Hash.h"

#import "OFInvalidArgumentException.h"
#import "OFOutOfMemoryException.h"
#import "OFOutOfRangeException.h"

#import "scrypt.h"
#import "pbkdf2.h"

void
of_salsa20_8_core(uint32_t buffer[16])
{
	uint32_t tmp[16];

	for (uint_fast8_t i = 0; i < 16; i++)
		tmp[i] = buffer[i];

	for (uint_fast8_t i = 0; i < 8; i+= 2) {
		tmp[ 4] ^= OF_ROL(tmp[ 0] + tmp[12],  7);
		tmp[ 8] ^= OF_ROL(tmp[ 4] + tmp[ 0],  9);
		tmp[12] ^= OF_ROL(tmp[ 8] + tmp[ 4], 13);
		tmp[ 0] ^= OF_ROL(tmp[12] + tmp[ 8], 18);
		tmp[ 9] ^= OF_ROL(tmp[ 5] + tmp[ 1],  7);
		tmp[13] ^= OF_ROL(tmp[ 9] + tmp[ 5],  9);
		tmp[ 1] ^= OF_ROL(tmp[13] + tmp[ 9], 13);
		tmp[ 5] ^= OF_ROL(tmp[ 1] + tmp[13], 18);
		tmp[14] ^= OF_ROL(tmp[10] + tmp[ 6],  7);
		tmp[ 2] ^= OF_ROL(tmp[14] + tmp[10],  9);
		tmp[ 6] ^= OF_ROL(tmp[ 2] + tmp[14], 13);
		tmp[10] ^= OF_ROL(tmp[ 6] + tmp[ 2], 18);
		tmp[ 3] ^= OF_ROL(tmp[15] + tmp[11],  7);
		tmp[ 7] ^= OF_ROL(tmp[ 3] + tmp[15],  9);
		tmp[11] ^= OF_ROL(tmp[ 7] + tmp[ 3], 13);
		tmp[15] ^= OF_ROL(tmp[11] + tmp[ 7], 18);
		tmp[ 1] ^= OF_ROL(tmp[ 0] + tmp[ 3],  7);
		tmp[ 2] ^= OF_ROL(tmp[ 1] + tmp[ 0],  9);
		tmp[ 3] ^= OF_ROL(tmp[ 2] + tmp[ 1], 13);
		tmp[ 0] ^= OF_ROL(tmp[ 3] + tmp[ 2], 18);
		tmp[ 6] ^= OF_ROL(tmp[ 5] + tmp[ 4],  7);
		tmp[ 7] ^= OF_ROL(tmp[ 6] + tmp[ 5],  9);
		tmp[ 4] ^= OF_ROL(tmp[ 7] + tmp[ 6], 13);
		tmp[ 5] ^= OF_ROL(tmp[ 4] + tmp[ 7], 18);
		tmp[11] ^= OF_ROL(tmp[10] + tmp[ 9],  7);
		tmp[ 8] ^= OF_ROL(tmp[11] + tmp[10],  9);
		tmp[ 9] ^= OF_ROL(tmp[ 8] + tmp[11], 13);
		tmp[10] ^= OF_ROL(tmp[ 9] + tmp[ 8], 18);
		tmp[12] ^= OF_ROL(tmp[15] + tmp[14],  7);
		tmp[13] ^= OF_ROL(tmp[12] + tmp[15],  9);
		tmp[14] ^= OF_ROL(tmp[13] + tmp[12], 13);
		tmp[15] ^= OF_ROL(tmp[14] + tmp[13], 18);
	}

	for (uint_fast8_t i = 0; i < 16; i++)
		buffer[i] += tmp[i];

	of_explicit_memset(tmp, 0, sizeof(tmp));
}

void
of_scrypt_block_mix(uint32_t *output, const uint32_t *input, size_t blockSize)
{
	uint32_t tmp[16];

	/* Check defined here and executed in of_scrypt() */
#define OVERFLOW_CHECK_1					\
	if (blockSize > SIZE_MAX / 2 ||				\
	    2 * blockSize - 1 > SIZE_MAX / 16)			\
		@throw [OFOutOfRangeException exception];

	memcpy(tmp, input + (2 * blockSize - 1) * 16, 64);

	for (size_t i = 0; i < 2 * blockSize; i++) {
		for (size_t j = 0; j < 16; j++)
			tmp[j] ^= input[i * 16 + j];

		of_salsa20_8_core(tmp);

		/*
		 * Even indices are stored in the first half and odd ones in
		 * the second.
		 */
		memcpy(output + ((i / 2) + (i & 1) * blockSize) * 16, tmp, 64);
	}

	of_explicit_memset(tmp, 0, sizeof(tmp));
}

void
of_scrypt_romix(uint32_t *buffer, size_t blockSize, size_t costFactor,
    uint32_t *tmp)
{
	/* Check defined here and executed in of_scrypt() */
#define OVERFLOW_CHECK_2					\
	if (blockSize > SIZE_MAX / 128 / costFactor)		\
		@throw [OFOutOfRangeException exception];

	uint32_t *tmp2 = tmp + 32 * blockSize;

	memcpy(tmp, buffer, 128 * blockSize);

	for (size_t i = 0; i < costFactor; i++) {
		memcpy(tmp2 + i * 32 * blockSize, tmp, 128 * blockSize);
		of_scrypt_block_mix(tmp, tmp2 + i * 32 * blockSize, blockSize);
	}

	for (size_t i = 0; i < costFactor; i++) {
		uint32_t j = tmp[(2 * blockSize - 1) * 16] & (costFactor - 1);

		for (size_t k = 0; k < 32 * blockSize; k++)
			tmp[k] ^= tmp2[j * 32 * blockSize + k];

		of_scrypt_block_mix(buffer, tmp, blockSize);

		if (i < costFactor - 1)
			memcpy(tmp, buffer, 128 * blockSize);
	}
}

void of_scrypt(size_t blockSize, size_t costFactor,
    size_t parallelization, const unsigned char *salt, size_t saltLength,
    const char *password, size_t passwordLength,
    unsigned char *key, size_t keyLength)
{
	uint32_t *tmp = NULL, *buffer = NULL;
	OFHMAC *HMAC = nil;

	if (blockSize == 0 || costFactor <= 1 ||
	    (costFactor & (costFactor - 1)) != 0 || parallelization == 0)
		@throw [OFInvalidArgumentException exception];

	/*
	 * These are defined by the functions above. They are defined there so
	 * that the check is next to the code and easy to verify, but actually
	 * checked here for performance.
	 */
	OVERFLOW_CHECK_1
	OVERFLOW_CHECK_2

	@try {
		if (costFactor > SIZE_MAX - 1 ||
		    (costFactor + 1) > SIZE_MAX / 128 ||
		    (costFactor + 1) * 128 > SIZE_MAX / blockSize)
			@throw [OFOutOfRangeException exception];

		if ((tmp = malloc((costFactor + 1) * 128 * blockSize)) == NULL)
			@throw [OFOutOfMemoryException
			    exceptionWithRequestedSize: (blockSize +
							costFactor) * 128];

		if (parallelization > SIZE_MAX / 128 ||
		    parallelization * 128 > SIZE_MAX / blockSize)
			@throw [OFOutOfRangeException exception];

		if ((buffer = malloc(parallelization * 128 *
		    blockSize)) == NULL)
			@throw [OFOutOfMemoryException
			    exceptionWithRequestedSize: parallelization * 128 *
							blockSize];

		HMAC = [[OFHMAC alloc] initWithHashClass: [OFSHA256Hash class]];

		of_pbkdf2(HMAC, 1, salt, saltLength, password, passwordLength,
		    (unsigned char*)buffer, parallelization * 128 * blockSize);

		for (size_t i = 0; i < parallelization; i++)
			of_scrypt_romix(buffer + i * 32 * blockSize, blockSize,
			    costFactor, tmp);

		of_pbkdf2(HMAC, 1, (unsigned char*)buffer, parallelization *
		    128 * blockSize, password, passwordLength, key, keyLength);
	} @finally {
		of_explicit_memset(tmp, 0, (costFactor + 1) * blockSize * 128);
		free(tmp);

		of_explicit_memset(buffer, 0,
		    parallelization * 128 * blockSize);
		free(buffer);

		[HMAC release];
	}
}

       OFStringTests.m			\
       OFURLTests.m			\
       OFXMLElementBuilderTests.m	\
       OFXMLNodeTests.m			\
       OFXMLParserTests.m		\
       PBKDF2Tests.m			\
       RuntimeTests.m			\
       ScryptTests.m			\
       TestsAppDelegate.m		\
       ${USE_SRCS_FILES}		\
       ${USE_SRCS_PLUGINS}		\
       ${USE_SRCS_SOCKETS}		\
       ${USE_SRCS_THREADS}		\
       ${OFHTTPCLIENTTESTS_M}
SRCS_FILES = OFINIFileTests.m		\

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#include <string.h>

#import "OFString.h"
#import "OFAutoreleasePool.h"

#import "scrypt.h"

#import "TestsAppDelegate.h"

static OFString *module = @"scrypt";
/* Test vectors form RFC 7914 */
static const unsigned char salsa20Input[64] = {
	0x7E, 0x87, 0x9A, 0x21, 0x4F, 0x3E, 0xC9, 0x86, 0x7C, 0xA9, 0x40, 0xE6,
	0x41, 0x71, 0x8F, 0x26, 0xBA, 0xEE, 0x55, 0x5B, 0x8C, 0x61, 0xC1, 0xB5,
	0x0D, 0xF8, 0x46, 0x11, 0x6D, 0xCD, 0x3B, 0x1D, 0xEE, 0x24, 0xF3, 0x19,
	0xDF, 0x9B, 0x3D, 0x85, 0x14, 0x12, 0x1E, 0x4B, 0x5A, 0xC5, 0xAA, 0x32,
	0x76, 0x02, 0x1D, 0x29, 0x09, 0xC7, 0x48, 0x29, 0xED, 0xEB, 0xC6, 0x8D,
	0xB8, 0xB8, 0xC2, 0x5E
};
static const unsigned char salsa20Output[64] = {
	0xA4, 0x1F, 0x85, 0x9C, 0x66, 0x08, 0xCC, 0x99, 0x3B, 0x81, 0xCA, 0xCB,
	0x02, 0x0C, 0xEF, 0x05, 0x04, 0x4B, 0x21, 0x81, 0xA2, 0xFD, 0x33, 0x7D,
	0xFD, 0x7B, 0x1C, 0x63, 0x96, 0x68, 0x2F, 0x29, 0xB4, 0x39, 0x31, 0x68,
	0xE3, 0xC9, 0xE6, 0xBC, 0xFE, 0x6B, 0xC5, 0xB7, 0xA0, 0x6D, 0x96, 0xBA,
	0xE4, 0x24, 0xCC, 0x10, 0x2C, 0x91, 0x74, 0x5C, 0x24, 0xAD, 0x67, 0x3D,
	0xC7, 0x61, 0x8F, 0x81
};
static const union {
	unsigned char uc[128];
	uint32_t u32[32];
} blockMixInput = { .uc = {
	0xF7, 0xCE, 0x0B, 0x65, 0x3D, 0x2D, 0x72, 0xA4, 0x10, 0x8C, 0xF5, 0xAB,
	0xE9, 0x12, 0xFF, 0xDD, 0x77, 0x76, 0x16, 0xDB, 0xBB, 0x27, 0xA7, 0x0E,
	0x82, 0x04, 0xF3, 0xAE, 0x2D, 0x0F, 0x6F, 0xAD, 0x89, 0xF6, 0x8F, 0x48,
	0x11, 0xD1, 0xE8, 0x7B, 0xCC, 0x3B, 0xD7, 0x40, 0x0A, 0x9F, 0xFD, 0x29,
	0x09, 0x4F, 0x01, 0x84, 0x63, 0x95, 0x74, 0xF3, 0x9A, 0xE5, 0xA1, 0x31,
	0x52, 0x17, 0xBC, 0xD7,
	0x89, 0x49, 0x91, 0x44, 0x72, 0x13, 0xBB, 0x22, 0x6C, 0x25, 0xB5, 0x4D,
	0xA8, 0x63, 0x70, 0xFB, 0xCD, 0x98, 0x43, 0x80, 0x37, 0x46, 0x66, 0xBB,
	0x8F, 0xFC, 0xB5, 0xBF, 0x40, 0xC2, 0x54, 0xB0, 0x67, 0xD2, 0x7C, 0x51,
	0xCE, 0x4A, 0xD5, 0xFE, 0xD8, 0x29, 0xC9, 0x0B, 0x50, 0x5A, 0x57, 0x1B,
	0x7F, 0x4D, 0x1C, 0xAD, 0x6A, 0x52, 0x3C, 0xDA, 0x77, 0x0E, 0x67, 0xBC,
	0xEA, 0xAF, 0x7E, 0x89
}};
static const unsigned char blockMixOutput[128] = {
	0xA4, 0x1F, 0x85, 0x9C, 0x66, 0x08, 0xCC, 0x99, 0x3B, 0x81, 0xCA, 0xCB,
	0x02, 0x0C, 0xEF, 0x05, 0x04, 0x4B, 0x21, 0x81, 0xA2, 0xFD, 0x33, 0x7D,
	0xFD, 0x7B, 0x1C, 0x63, 0x96, 0x68, 0x2F, 0x29, 0xB4, 0x39, 0x31, 0x68,
	0xE3, 0xC9, 0xE6, 0xBC, 0xFE, 0x6B, 0xC5, 0xB7, 0xA0, 0x6D, 0x96, 0xBA,
	0xE4, 0x24, 0xCC, 0x10, 0x2C, 0x91, 0x74, 0x5C, 0x24, 0xAD, 0x67, 0x3D,
	0xC7, 0x61, 0x8F, 0x81,
	0x20, 0xED, 0xC9, 0x75, 0x32, 0x38, 0x81, 0xA8, 0x05, 0x40, 0xF6, 0x4C,
	0x16, 0x2D, 0xCD, 0x3C, 0x21, 0x07, 0x7C, 0xFE, 0x5F, 0x8D, 0x5F, 0xE2,
	0xB1, 0xA4, 0x16, 0x8F, 0x95, 0x36, 0x78, 0xB7, 0x7D, 0x3B, 0x3D, 0x80,
	0x3B, 0x60, 0xE4, 0xAB, 0x92, 0x09, 0x96, 0xE5, 0x9B, 0x4D, 0x53, 0xB6,
	0x5D, 0x2A, 0x22, 0x58, 0x77, 0xD5, 0xED, 0xF5, 0x84, 0x2C, 0xB9, 0xF1,
	0x4E, 0xEF, 0xE4, 0x25
};
static const unsigned char ROMixInput[128] = {
	0xF7, 0xCE, 0x0B, 0x65, 0x3D, 0x2D, 0x72, 0xA4, 0x10, 0x8C, 0xF5, 0xAB,
	0xE9, 0x12, 0xFF, 0xDD, 0x77, 0x76, 0x16, 0xDB, 0xBB, 0x27, 0xA7, 0x0E,
	0x82, 0x04, 0xF3, 0xAE, 0x2D, 0x0F, 0x6F, 0xAD, 0x89, 0xF6, 0x8F, 0x48,
	0x11, 0xD1, 0xE8, 0x7B, 0xCC, 0x3B, 0xD7, 0x40, 0x0A, 0x9F, 0xFD, 0x29,
	0x09, 0x4F, 0x01, 0x84, 0x63, 0x95, 0x74, 0xF3, 0x9A, 0xE5, 0xA1, 0x31,
	0x52, 0x17, 0xBC, 0xD7, 0x89, 0x49, 0x91, 0x44, 0x72, 0x13, 0xBB, 0x22,
	0x6C, 0x25, 0xB5, 0x4D, 0xA8, 0x63, 0x70, 0xFB, 0xCD, 0x98, 0x43, 0x80,
	0x37, 0x46, 0x66, 0xBB, 0x8F, 0xFC, 0xB5, 0xBF, 0x40, 0xC2, 0x54, 0xB0,
	0x67, 0xD2, 0x7C, 0x51, 0xCE, 0x4A, 0xD5, 0xFE, 0xD8, 0x29, 0xC9, 0x0B,
	0x50, 0x5A, 0x57, 0x1B, 0x7F, 0x4D, 0x1C, 0xAD, 0x6A, 0x52, 0x3C, 0xDA,
	0x77, 0x0E, 0x67, 0xBC, 0xEA, 0xAF, 0x7E, 0x89
};
static const unsigned char ROMixOutput[128] = {
	0x79, 0xCC, 0xC1, 0x93, 0x62, 0x9D, 0xEB, 0xCA, 0x04, 0x7F, 0x0B, 0x70,
	0x60, 0x4B, 0xF6, 0xB6, 0x2C, 0xE3, 0xDD, 0x4A, 0x96, 0x26, 0xE3, 0x55,
	0xFA, 0xFC, 0x61, 0x98, 0xE6, 0xEA, 0x2B, 0x46, 0xD5, 0x84, 0x13, 0x67,
	0x3B, 0x99, 0xB0, 0x29, 0xD6, 0x65, 0xC3, 0x57, 0x60, 0x1F, 0xB4, 0x26,
	0xA0, 0xB2, 0xF4, 0xBB, 0xA2, 0x00, 0xEE, 0x9F, 0x0A, 0x43, 0xD1, 0x9B,
	0x57, 0x1A, 0x9C, 0x71, 0xEF, 0x11, 0x42, 0xE6, 0x5D, 0x5A, 0x26, 0x6F,
	0xDD, 0xCA, 0x83, 0x2C, 0xE5, 0x9F, 0xAA, 0x7C, 0xAC, 0x0B, 0x9C, 0xF1,
	0xBE, 0x2B, 0xFF, 0xCA, 0x30, 0x0D, 0x01, 0xEE, 0x38, 0x76, 0x19, 0xC4,
	0xAE, 0x12, 0xFD, 0x44, 0x38, 0xF2, 0x03, 0xA0, 0xE4, 0xE1, 0xC4, 0x7E,
	0xC3, 0x14, 0x86, 0x1F, 0x4E, 0x90, 0x87, 0xCB, 0x33, 0x39, 0x6A, 0x68,
	0x73, 0xE8, 0xF9, 0xD2, 0x53, 0x9A, 0x4B, 0x8E
};
static const unsigned char testVector1[64] = {
	0x77, 0xD6, 0x57, 0x62, 0x38, 0x65, 0x7B, 0x20, 0x3B, 0x19, 0xCA, 0x42,
	0xC1, 0x8A, 0x04, 0x97, 0xF1, 0x6B, 0x48, 0x44, 0xE3, 0x07, 0x4A, 0xE8,
	0xDF, 0xDF, 0xFA, 0x3F, 0xED, 0xE2, 0x14, 0x42, 0xFC, 0xD0, 0x06, 0x9D,
	0xED, 0x09, 0x48, 0xF8, 0x32, 0x6A, 0x75, 0x3A, 0x0F, 0xC8, 0x1F, 0x17,
	0xE8, 0xD3, 0xE0, 0xFB, 0x2E, 0x0D, 0x36, 0x28, 0xCF, 0x35, 0xE2, 0x0C,
	0x38, 0xD1, 0x89, 0x06
};
static const unsigned char testVector2[64] = {
	0xFD, 0xBA, 0xBE, 0x1C, 0x9D, 0x34, 0x72, 0x00, 0x78, 0x56, 0xE7, 0x19,
	0x0D, 0x01, 0xE9, 0xFE, 0x7C, 0x6A, 0xD7, 0xCB, 0xC8, 0x23, 0x78, 0x30,
	0xE7, 0x73, 0x76, 0x63, 0x4B, 0x37, 0x31, 0x62, 0x2E, 0xAF, 0x30, 0xD9,
	0x2E, 0x22, 0xA3, 0x88, 0x6F, 0xF1, 0x09, 0x27, 0x9D, 0x98, 0x30, 0xDA,
	0xC7, 0x27, 0xAF, 0xB9, 0x4A, 0x83, 0xEE, 0x6D, 0x83, 0x60, 0xCB, 0xDF,
	0xA2, 0xCC, 0x06, 0x40
};
static const unsigned char testVector3[64] = {
	0x70, 0x23, 0xBD, 0xCB, 0x3A, 0xFD, 0x73, 0x48, 0x46, 0x1C, 0x06, 0xCD,
	0x81, 0xFD, 0x38, 0xEB, 0xFD, 0xA8, 0xFB, 0xBA, 0x90, 0x4F, 0x8E, 0x3E,
	0xA9, 0xB5, 0x43, 0xF6, 0x54, 0x5D, 0xA1, 0xF2, 0xD5, 0x43, 0x29, 0x55,
	0x61, 0x3F, 0x0F, 0xCF, 0x62, 0xD4, 0x97, 0x05, 0x24, 0x2A, 0x9A, 0xF9,
	0xE6, 0x1E, 0x85, 0xDC, 0x0D, 0x65, 0x1E, 0x40, 0xDF, 0xCF, 0x01, 0x7B,
	0x45, 0x57, 0x58, 0x87
};
/* The forth test vector is too expensive to include it in the tests. */
#if 0
static const unsigned char testVector4[64] = {
	0x21, 0x01, 0xCB, 0x9B, 0x6A, 0x51, 0x1A, 0xAE, 0xAD, 0xDB, 0xBE, 0x09,
	0xCF, 0x70, 0xF8, 0x81, 0xEC, 0x56, 0x8D, 0x57, 0x4A, 0x2F, 0xFD, 0x4D,
	0xAB, 0xE5, 0xEE, 0x98, 0x20, 0xAD, 0xAA, 0x47, 0x8E, 0x56, 0xFD, 0x8F,
	0x4B, 0xA5, 0xD0, 0x9F, 0xFA, 0x1C, 0x6D, 0x92, 0x7C, 0x40, 0xF4, 0xC3,
	0x37, 0x30, 0x40, 0x49, 0xE8, 0xA9, 0x52, 0xFB, 0xCB, 0xF4, 0x5C, 0x6F,
	0xA7, 0x7A, 0x41, 0xA4
};
#endif

@implementation TestsAppDelegate (ScryptTests)
- (void)scryptTests
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	uint32_t salsa20Buffer[16];
	uint32_t blockMixBuffer[32];
	uint32_t ROMixBuffer[32], ROMixTmp[17 * 32];
	unsigned char output[64];

	TEST(@"Salsa20/8 Core",
	    R(memcpy(salsa20Buffer, salsa20Input, 64)) &&
	    R(of_salsa20_8_core(salsa20Buffer)) &&
	    memcmp(salsa20Buffer, salsa20Output, 64) == 0)

	TEST(@"Block mix",
	    R(of_scrypt_block_mix(blockMixBuffer, blockMixInput.u32, 1)) &&
	    memcmp(blockMixBuffer, blockMixOutput, 128) == 0)

	TEST(@"ROMix",
	    R(memcpy(ROMixBuffer, ROMixInput, 128)) &&
	    R(of_scrypt_romix(ROMixBuffer, 1, 16, ROMixTmp)) &&
	    memcmp(ROMixBuffer, ROMixOutput, 128) == 0)

	TEST(@"scrypt test vector #1",
	    R(of_scrypt(1, 16, 1, (unsigned char*)"", 0, "", 0, output, 64)) &&
	    memcmp(output, testVector1, 64) == 0)

	TEST(@"scrypt test vector #2",
	    R(of_scrypt(8, 1024, 16, (unsigned char*)"NaCl", 4, "password", 8,
	    output, 64)) && memcmp(output, testVector2, 64) == 0)

	TEST(@"scrypt test vector #3",
	    R(of_scrypt(8, 16384, 1, (unsigned char*)"SodiumChloride", 14,
	    "pleaseletmein", 13, output, 64)) &&
	    memcmp(output, testVector3, 64) == 0)

	/* The forth test vector is too expensive to include it in the tests. */
#if 0
	TEST(@"scrypt test vector #4",
	    R(of_scrypt(8, 1048576, 1, (unsigned char*)"SodiumChloride", 14,
	    "pleaseletmein", 13, output, 64)) &&
	    memcmp(output, testVector4, 64) == 0)
#endif

	[pool drain];
}
@end

@interface TestsAppDelegate (RuntimeTests)
- (void)runtimeTests;
@end

@interface TestsAppDelegate (OFRIPEMD160HashTests)
- (void)RIPEMD160HashTests;
@end

@interface TestsAppDelegate (ScryptTests)
- (void)scryptTests;
@end

@interface TestsAppDelegate (OFSerializationTests)
- (void)serializationTests;
@end

@interface TestsAppDelegate (OFSetTests)
- (void)setTests;

	[self SHA1HashTests];
	[self SHA224HashTests];
	[self SHA256HashTests];
	[self SHA384HashTests];
	[self SHA512HashTests];
	[self HMACTests];
	[self PBKDF2Tests];
	[self scryptTests];
	[self INIFileTests];
#endif
#ifdef OF_HAVE_SOCKETS
	[self TCPSocketTests];
	[self UDPSocketTests];
	[self kernelEventObserverTests];
#endif