ObjFW  Check-in [63f5276b33]

Overview
Comment:Move parameters for of_scrypt() to a struct

This should make it more readable for such a large number of parameters.

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SHA3-256: 63f5276b3370925ae4c8decb5f6fbf10c0334195c60797fed65bb695f053096d
User & Date: js on 2020-06-21 22:08:00
Other Links: manifest | tags
Context
2020-06-21
22:12
Makefile: Add docs target check-in: 2dd5d682eb user: js tags: trunk
22:08
Move parameters for of_scrypt() to a struct check-in: 63f5276b33 user: js tags: trunk
21:30
Move parameters for of_pbkdf2() to a struct check-in: b9641347e3 user: js tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified src/pbkdf2.h from [139e147fae] to [ca3cc52cca].

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	/*! @brief The length of the password. */
	size_t passwordLength;
	/*! @brief The buffer to write the key to. */
	unsigned char *key;
	/*!
	 * @brief The desired length for the derived key.
	 *
	 * @ref key needs to have enough storage).
	 */
	size_t keyLength;
	/*! @brief Whether data may be stored in swappable memory. */
	bool allowsSwappableMemory;
} of_pbkdf2_parameters_t;

#ifdef __cplusplus








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	/*! @brief The length of the password. */
	size_t passwordLength;
	/*! @brief The buffer to write the key to. */
	unsigned char *key;
	/*!
	 * @brief The desired length for the derived key.
	 *
	 * @ref key needs to have enough storage.
	 */
	size_t keyLength;
	/*! @brief Whether data may be stored in swappable memory. */
	bool allowsSwappableMemory;
} of_pbkdf2_parameters_t;

#ifdef __cplusplus
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Modified src/scrypt.h from [73098e0bc6] to [2a97d56e0e].

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OF_ASSUME_NONNULL_BEGIN

/*! @file */

@class OFHMAC;































#ifdef __cplusplus
extern "C" {
#endif
extern void of_salsa20_8_core(uint32_t buffer[_Nonnull 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);

/*!
 * @brief Derives a key from a password and a salt using scrypt.
 *
 * @param blockSize The block size to use
 * @param costFactor The CPU/memory cost factor to use
 * @param parallelization The parallelization to use
 * @param salt The salt to derive a key with
 * @param saltLength The length of the salt
 * @param password The password to derive a key from
 * @param passwordLength The length of the password
 * @param key The buffer to write the key to
 * @param keyLength The desired length for the derived key (`key` needs to have
 *		    enough storage)
 * @param allowsSwappableMemory Whether data may be stored in swappable memory
 */
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, bool allowsSwappableMemory);
#ifdef __cplusplus
}
#endif

OF_ASSUME_NONNULL_END








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OF_ASSUME_NONNULL_BEGIN

/*! @file */

@class OFHMAC;

/*!
 * @brief The parameters for @ref of_scrypt.
 */
typedef struct of_scrypt_parameters_t {
	/*! @brief The block size to use. */
	size_t blockSize;
	/*! @brief The CPU/memory cost factor to use. */
	size_t costFactor;
	/*! @brief The parallelization to use. */
	size_t parallelization;
	/*! @brief The salt to derive a key with. */
	const unsigned char *salt;
	/*! @brief The length of the salt. */
	size_t saltLength;
	/*! @brief The password to derive a key from. */
	const char *password;
	/*! @brief The length of the password. */
	size_t passwordLength;
	/*! @brief The buffer to write the key to. */
	unsigned char *key;
	/*!
	 * @brief The desired length for the derived key.
	 *
	 * @ref key needs to have enough storage.
	 */
	size_t keyLength;
	/*! @brief Whether data may be stored in swappable memory. */
	bool allowsSwappableMemory;
} of_scrypt_parameters_t;

#ifdef __cplusplus
extern "C" {
#endif
extern void of_salsa20_8_core(uint32_t buffer[_Nonnull 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);

/*!
 * @brief Derives a key from a password and a salt using scrypt.
 *


 * @param param The parameters to use








 */
extern void of_scrypt(of_scrypt_parameters_t param);



#ifdef __cplusplus
}
#endif

OF_ASSUME_NONNULL_END

Modified src/scrypt.m from [42e8413fd6] to [163ddcc8f1].

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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];








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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 (param.blockSize > SIZE_MAX / 2 ||			\
	    2 * param.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];
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}

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++) {








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}

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 (param.blockSize > SIZE_MAX / 128 / param.costFactor)	\
		@throw [OFOutOfRangeException exception];

	uint32_t *tmp2 = tmp + 32 * blockSize;

	memcpy(tmp, buffer, 128 * blockSize);

	for (size_t i = 0; i < costFactor; i++) {
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		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, bool allowsSwappableMemory)
{
	OFSecureData *tmp = nil, *buffer = nil;
	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 {
		uint32_t *tmpItems, *bufferItems;

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

		tmp = [[OFSecureData alloc]
			 initWithItemSize: blockSize
				    count: (costFactor + 1) * 128
		    allowsSwappableMemory: allowsSwappableMemory];
		tmpItems = tmp.mutableItems;

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

		buffer = [[OFSecureData alloc]
			 initWithItemSize: blockSize
				    count: parallelization * 128
		    allowsSwappableMemory: allowsSwappableMemory];
		bufferItems = buffer.mutableItems;

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

		of_pbkdf2((of_pbkdf2_parameters_t){
			.HMAC = HMAC,
			.iterations = 1,
			.salt = salt,
			.saltLength = saltLength,
			.password = password,
			.passwordLength = passwordLength,
			.key = (unsigned char *)bufferItems,
			.keyLength = parallelization * 128 * blockSize,

			.allowsSwappableMemory = allowsSwappableMemory
		});

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

		of_pbkdf2((of_pbkdf2_parameters_t){
			.HMAC = HMAC,
			.iterations = 1,
			.salt = (unsigned char *)bufferItems,

			.saltLength = parallelization * 128 * blockSize,
			.password = password,
			.passwordLength = passwordLength,
			.key = key,
			.keyLength = keyLength,
			.allowsSwappableMemory = allowsSwappableMemory
		});
	} @finally {
		[tmp release];
		[buffer release];
		[HMAC release];
	}
}








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		of_scrypt_block_mix(buffer, tmp, blockSize);

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

void
of_scrypt(of_scrypt_parameters_t param)


{
	OFSecureData *tmp = nil, *buffer = nil;
	OFHMAC *HMAC = nil;

	if (param.blockSize == 0 || param.costFactor <= 1 ||
	    (param.costFactor & (param.costFactor - 1)) != 0 ||
	    param.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 {
		uint32_t *tmpItems, *bufferItems;

		if (param.costFactor > SIZE_MAX - 1 ||
		    (param.costFactor + 1) > SIZE_MAX / 128)
			@throw [OFOutOfRangeException exception];

		tmp = [[OFSecureData alloc]
			 initWithItemSize: param.blockSize
				    count: (param.costFactor + 1) * 128
		    allowsSwappableMemory: param.allowsSwappableMemory];
		tmpItems = tmp.mutableItems;

		if (param.parallelization > SIZE_MAX / 128)
			@throw [OFOutOfRangeException exception];

		buffer = [[OFSecureData alloc]
			 initWithItemSize: param.blockSize
				    count: param.parallelization * 128
		    allowsSwappableMemory: param.allowsSwappableMemory];
		bufferItems = buffer.mutableItems;

		HMAC = [[OFHMAC alloc]
			initWithHashClass: [OFSHA256Hash class]
		    allowsSwappableMemory: param.allowsSwappableMemory];

		of_pbkdf2((of_pbkdf2_parameters_t){
			.HMAC                  = HMAC,
			.iterations            = 1,
			.salt                  = param.salt,
			.saltLength            = param.saltLength,
			.password              = param.password,
			.passwordLength        = param.passwordLength,
			.key                   = (unsigned char *)bufferItems,
			.keyLength             = param.parallelization * 128 *
			                         param.blockSize,
			.allowsSwappableMemory = param.allowsSwappableMemory
		});

		for (size_t i = 0; i < param.parallelization; i++)
			of_scrypt_romix(bufferItems + i * 32 * param.blockSize,
			    param.blockSize, param.costFactor, tmpItems);

		of_pbkdf2((of_pbkdf2_parameters_t){
			.HMAC                  = HMAC,
			.iterations            = 1,
			.salt                  = (unsigned char *)bufferItems,
			.saltLength            = param.parallelization * 128 *
			                         param.blockSize,
			.password              = param.password,
			.passwordLength        = param.passwordLength,
			.key                   = param.key,
			.keyLength             = param.keyLength,
			.allowsSwappableMemory = param.allowsSwappableMemory
		});
	} @finally {
		[tmp release];
		[buffer release];
		[HMAC release];
	}
}

Modified tests/PBKDF2Tests.m from [f87038c7c8] to [1bccd3d759].

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			   allowsSwappableMemory: true];
	unsigned char key[25];

	/* Test vectors from RFC 6070 */

	TEST(@"PBKDF2-SHA1, 1 iteration",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC = HMAC,
		.iterations = 1,
		.salt = (unsigned char *)"salt",
		.saltLength = 4,
		.password = "password",
		.passwordLength = 8,
		.key = key,
		.keyLength = 20,
		.allowsSwappableMemory = true
	    })) &&
	    memcmp(key, "\x0C\x60\xC8\x0F\x96\x1F\x0E\x71\xF3\xA9\xB5\x24\xAF"
		"\x60\x12\x06\x2F\xE0\x37\xA6", 20) == 0)

	TEST(@"PBKDF2-SHA1, 2 iterations",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC = HMAC,
		.iterations = 2,
		.salt = (unsigned char *)"salt",
		.saltLength = 4,
		.password = "password",
		.passwordLength = 8,
		.key = key,
		.keyLength = 20,
		.allowsSwappableMemory = true
	    })) &&
	    memcmp(key, "\xEA\x6C\x01\x4D\xC7\x2D\x6F\x8C\xCD\x1E\xD9\x2A\xCE"
		"\x1D\x41\xF0\xD8\xDE\x89\x57", 20) == 0)

	TEST(@"PBKDF2-SHA1, 4096 iterations",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC = HMAC,
		.iterations = 4096,
		.salt = (unsigned char *)"salt",
		.saltLength = 4,
		.password = "password",
		.passwordLength = 8,
		.key = key,
		.keyLength = 20,
		.allowsSwappableMemory = true
	    })) &&
	    memcmp(key, "\x4B\x00\x79\x01\xB7\x65\x48\x9A\xBE\xAD\x49\xD9\x26"
		"\xF7\x21\xD0\x65\xA4\x29\xC1", 20) == 0)

	/* This test takes too long, even on a fast machine. */
#if 0
	TEST(@"PBKDF2-SHA1, 16777216 iterations",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC = HMAC,
		.iterations = 16777216,
		.salt = (unsigned char *)"salt",
		.saltLength = 4,
		.password = "password",
		.passwordLength = 8,
		.key = key,
		.keyLength = 20,
		.allowsSwappableMemory = true
	    })) &&
	    memcmp(key, "\xEE\xFE\x3D\x61\xCD\x4D\xA4\xE4\xE9\x94\x5B\x3D\x6B"
		"\xA2\x15\x8C\x26\x34\xE9\x84", 20) == 0)
#endif

	TEST(@"PBKDF2-SHA1, 4096 iterations, key > 1 block",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC = HMAC,
		.iterations = 4096,
		.salt = (unsigned char *)"saltSALTsaltSALTsaltSALTsaltSALTsalt",

		.saltLength = 36,
		.password = "passwordPASSWORDpassword",
		.passwordLength = 24,
		.key = key,
		.keyLength = 25,
		.allowsSwappableMemory = true
	    })) &&
	    memcmp(key, "\x3D\x2E\xEC\x4F\xE4\x1C\x84\x9B\x80\xC8\xD8\x36\x62"
		"\xC0\xE4\x4A\x8B\x29\x1A\x96\x4C\xF2\xF0\x70\x38", 25) == 0)

	TEST(@"PBKDF2-SHA1, 4096 iterations, key < 1 block",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC = HMAC,
		.iterations = 4096,
		.salt = (unsigned char *)"sa\0lt",
		.saltLength = 5,
		.password = "pass\0word",
		.passwordLength = 9,
		.key = key,
		.keyLength = 16,
		.allowsSwappableMemory = true
	    })) &&
	    memcmp(key, "\x56\xFA\x6A\xA7\x55\x48\x09\x9D\xCC\x37\xD7\xF0\x34"
		"\x25\xE0\xC3", 16) == 0)

	objc_autoreleasePoolPop(pool);
}
@end








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			   allowsSwappableMemory: true];
	unsigned char key[25];

	/* Test vectors from RFC 6070 */

	TEST(@"PBKDF2-SHA1, 1 iteration",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC                  = HMAC,
		.iterations            = 1,
		.salt                  = (unsigned char *)"salt",
		.saltLength            = 4,
		.password              = "password",
		.passwordLength        = 8,
		.key                   = key,
		.keyLength             = 20,
		.allowsSwappableMemory = true

	    })) && memcmp(key, "\x0C\x60\xC8\x0F\x96\x1F\x0E\x71\xF3\xA9\xB5"
		"\x24\xAF\x60\x12\x06\x2F\xE0\x37\xA6", 20) == 0)

	TEST(@"PBKDF2-SHA1, 2 iterations",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC                  = HMAC,
		.iterations            = 2,
		.salt                  = (unsigned char *)"salt",
		.saltLength            = 4,
		.password              = "password",
		.passwordLength        = 8,
		.key                   = key,
		.keyLength             = 20,
		.allowsSwappableMemory = true

	    })) && memcmp(key, "\xEA\x6C\x01\x4D\xC7\x2D\x6F\x8C\xCD\x1E\xD9"
	        "\x2A\xCE\x1D\x41\xF0\xD8\xDE\x89\x57", 20) == 0)

	TEST(@"PBKDF2-SHA1, 4096 iterations",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC                  = HMAC,
		.iterations            = 4096,
		.salt                  = (unsigned char *)"salt",
		.saltLength            = 4,
		.password              = "password",
		.passwordLength        = 8,
		.key                   = key,
		.keyLength             = 20,
		.allowsSwappableMemory = true

	    })) && memcmp(key, "\x4B\x00\x79\x01\xB7\x65\x48\x9A\xBE\xAD\x49"
	        "\xD9\x26\xF7\x21\xD0\x65\xA4\x29\xC1", 20) == 0)

	/* This test takes too long, even on a fast machine. */
#if 0
	TEST(@"PBKDF2-SHA1, 16777216 iterations",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC                  = HMAC,
		.iterations            = 16777216,
		.salt                  = (unsigned char *)"salt",
		.saltLength            = 4,
		.password              = "password",
		.passwordLength        = 8,
		.key                   = key,
		.keyLength             = 20,
		.allowsSwappableMemory = true

	    })) && memcmp(key, "\xEE\xFE\x3D\x61\xCD\x4D\xA4\xE4\xE9\x94\x5B"
	        "\x3D\x6B\xA2\x15\x8C\x26\x34\xE9\x84", 20) == 0)
#endif

	TEST(@"PBKDF2-SHA1, 4096 iterations, key > 1 block",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC                  = HMAC,
		.iterations            = 4096,
		.salt                  = (unsigned char *)"saltSALTsaltSALTsalt"
		                         "SALTsaltSALTsalt",
		.saltLength            = 36,
		.password              = "passwordPASSWORDpassword",
		.passwordLength        = 24,
		.key                   = key,
		.keyLength             = 25,
		.allowsSwappableMemory = true
	    })) &&
	    memcmp(key, "\x3D\x2E\xEC\x4F\xE4\x1C\x84\x9B\x80\xC8\xD8\x36\x62"
	        "\xC0\xE4\x4A\x8B\x29\x1A\x96\x4C\xF2\xF0\x70\x38", 25) == 0)

	TEST(@"PBKDF2-SHA1, 4096 iterations, key < 1 block",
	    R(of_pbkdf2((of_pbkdf2_parameters_t){
		.HMAC                  = HMAC,
		.iterations            = 4096,
		.salt                  = (unsigned char *)"sa\0lt",
		.saltLength            = 5,
		.password              = "pass\0word",
		.passwordLength        = 9,
		.key                   = key,
		.keyLength             = 16,
		.allowsSwappableMemory = true

	    })) && memcmp(key, "\x56\xFA\x6A\xA7\x55\x48\x09\x9D\xCC\x37\xD7"
	        "\xF0\x34\x25\xE0\xC3", 16) == 0)

	objc_autoreleasePoolPop(pool);
}
@end

Modified tests/ScryptTests.m from [dc13eea305] to [b2b1c50b4e].

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	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,






	    true)) && memcmp(output, testVector1, 64) == 0)

	TEST(@"scrypt test vector #2",




	    R(of_scrypt(8, 1024, 16, (unsigned char *)"NaCl", 4, "password", 8,






	    output, 64, true)) && memcmp(output, testVector2, 64) == 0)

	TEST(@"scrypt test vector #3",




	    R(of_scrypt(8, 16384, 1, (unsigned char *)"SodiumChloride", 14,

	    "pleaseletmein", 13, output, 64, true)) &&




	    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, true)) &&




	    memcmp(output, testVector4, 64) == 0)
#endif

	objc_autoreleasePoolPop(pool);
}
@end








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	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((of_scrypt_parameters_t){
		.blockSize             = 1,
		.costFactor            = 16,
		.parallelization       = 1,
		.salt                  = (unsigned char *)"",
		.saltLength            = 0,
		.password              = "",
		.passwordLength        = 0,
		.key                   = output,
		.keyLength             = 64,
		.allowsSwappableMemory = true
	    })) && memcmp(output, testVector1, 64) == 0)

	TEST(@"scrypt test vector #2",
	    R(of_scrypt((of_scrypt_parameters_t){
		.blockSize             = 8,
		.costFactor            = 1024,
		.parallelization       = 16,
		.salt                  = (unsigned char *)"NaCl",
		.saltLength            = 4,
		.password              = "password",
		.passwordLength        = 8,
		.key                   = output,
		.keyLength             = 64,
		.allowsSwappableMemory = true
	    })) && memcmp(output, testVector2, 64) == 0)

	TEST(@"scrypt test vector #3",
	    R(of_scrypt((of_scrypt_parameters_t){
		.blockSize             = 8,
		.costFactor            = 16384,
		.parallelization       = 1,
		.salt                  = (unsigned char *)"SodiumChloride",
		.saltLength            = 14,
		.password              = "pleaseletmein",
		.passwordLength        = 13,
		.key                   = output,
		.keyLength             = 64,
		.allowsSwappableMemory = true
	    })) && 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((of_scrypt_parameters_t){
		.blockSize             = 8,
		.costFactor            = 1048576,
		.parallelization       = 1,
		.salt                  = (unsigned char *)"SodiumChloride",
		.saltLength            = 14,
		.password              = "pleaseletmein",
		.passwordLength        = 13,
		.key                   = output,
		.keyLength             = 64,
		.allowsSwappableMemory = true
	    })) && memcmp(output, testVector4, 64) == 0)
#endif

	objc_autoreleasePoolPop(pool);
}
@end

Fossil 2.24 [8be0372c10] 2024-04-23 13:25:26
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