ObjFW  Diff

 * file.
 */

#include "config.h"

#include <string.h>

#import "TestsAppDelegate.h"
#import "ObjFW.h"
#import "ObjFWTest.h"

@interface OFScryptTests: OTTestCase
@end
static OFString *const module = @"OFScrypt";

/* 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,

	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 (OFScryptTests)
- (void)scryptTests
@implementation OFScryptTests
- (void)testSalsa20_8Core
{
	void *pool = objc_autoreleasePoolPush();
	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(OFSalsa20_8Core(salsa20Buffer)) &&
	    memcmp(salsa20Buffer, salsa20Output, 64) == 0)

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

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

	TEST(@"scrypt test vector #1",
	    R(OFScrypt((OFScryptParameters){
	memcpy(salsa20Buffer, salsa20Input, 64);
	OFSalsa20_8Core(salsa20Buffer);
	OTAssertEqual(memcmp(salsa20Buffer, salsa20Output, 64), 0);
}

- (void)testBlockMix
{
	uint32_t blockMixBuffer[32];

	OFScryptBlockMix(blockMixBuffer, blockMixInput.u32, 1);
	OTAssertEqual(memcmp(blockMixBuffer, blockMixOutput, 128), 0);
}

- (void)testROMix
{
	uint32_t ROMixBuffer[32], ROMixTmp[17 * 32];

	memcpy(ROMixBuffer, ROMixInput, 128);
	OFScryptROMix(ROMixBuffer, 1, 16, ROMixTmp);
	OTAssertEqual(memcmp(ROMixBuffer, ROMixOutput, 128), 0);
}

- (void)testRFC7941TestVector1
{
	unsigned char output[64];

	OFScrypt((OFScryptParameters){
		.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(OFScrypt((OFScryptParameters){
	OTAssertEqual(memcmp(output, testVector1, 64), 0);
}

- (void)testRFC7941TestVector2
{
	unsigned char output[64];

	OFScrypt((OFScryptParameters){
		.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)

	/* The third test vector is too expensive for m68k. */
	OTAssertEqual(memcmp(output, testVector2, 64), 0);
}

/* The third test vector is too expensive for m68k. */
#ifndef OF_M68K
- (void)testRFC7941TestVector3
{
	unsigned char output[64];
	TEST(@"scrypt test vector #3",
	    R(OFScrypt((OFScryptParameters){

	OFScrypt((OFScryptParameters){
		.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)
	OTAssertEqual(memcmp(output, testVector3, 64), 0);
}
#endif

	/* The forth test vector is too expensive to include it in the tests. */
/* The forth test vector is too expensive to include it in the tests. */
#if 0
- (void)testRFC7941TestVector4
{
	unsigned char output[64];
	TEST(@"scrypt test vector #4",
	    R(OFScrypt((OFScryptParameters){

	OFScrypt((OFScryptParameters){
		.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);
	OTAssertEqual(memcmp(output, testVector4, 64), 0);
}
#endif
@end