CryptoPassphrase  Check-in [6de67efc1d]

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Comment:Adjust to ObjFW changes
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SHA3-256: 6de67efc1dd582456e997257b798b9c0e27b1d26eb7008881a55d60914bdcea9
User & Date: js on 2020-06-24 17:23:23
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Context
2020-06-24
17:32
Update Xcode project check-in: d2a6d7d9f2 user: js tags: trunk
17:23
Adjust to ObjFW changes check-in: 6de67efc1d user: js tags: trunk
2020-01-03
00:19
iOS: Update to recent changes check-in: 496f11bd4b user: js tags: trunk
Changes
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Modified LegacyPasswordGenerator.m from [d5c5dfec12] to [2cbd3f94d4].

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	memcpy(combinedPassphraseItems, _passphrase.items, passphraseLength);

	if (_keyFile != nil)
		memcpy(combinedPassphraseItems + passphraseLength,
		    _keyFile.items, _keyFile.count);

	outputItems = _output.mutableItems;
	of_scrypt((of_scrypt_parameters_t){
		.blockSize             = 8,
		.costFactor            = 524288,
		.parallelization       = 2,
		.salt                  = siteHash.digest,
	of_scrypt(8, 524288, 2, siteHash.digest, [siteHash.class digestSize],
	    combinedPassphraseItems, combinedPassphraseLength, outputItems,
	    _length, true);
		.saltLength            = [siteHash.class digestSize],
		.password              = combinedPassphraseItems,
		.passwordLength        = combinedPassphraseLength,
		.key                   = outputItems,
		.keyLength             = _length,
		.allowsSwappableMemory = false
	});

	/*
	 * This has a bias, however, this is what scrypt-genpass does and the
	 * legacy mode wants to be compatible to scrypt-genpass.
	 */
	outputItems[0] = "abcdefghijklmnopqrstuvwxyz"[outputItems[0] % 26];
	outputItems[1] = "0123456789"[outputItems[1] % 10];
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Modified NewPasswordGenerator.m from [17ced95bbb] to [24f9e276e4].

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	memcpy(combinedPassphraseItems, _passphrase.items, passphraseLength);

	if (_keyFile != nil)
		memcpy(combinedPassphraseItems + passphraseLength,
		    _keyFile.items, _keyFile.count);

	outputItems = _output.mutableItems;
	of_scrypt((of_scrypt_parameters_t){
		.blockSize             = 8,
		.costFactor            = 524288,
		.parallelization       = 2,
		.salt                  = siteHash.digest,
	of_scrypt(8, 524288, 2, siteHash.digest, [siteHash.class digestSize],
	    combinedPassphraseItems, combinedPassphraseLength, outputItems,
	    _length, true);
		.saltLength            = [siteHash.class digestSize],
		.password              = combinedPassphraseItems,
		.passwordLength        = combinedPassphraseLength,
		.key                   = outputItems,
		.keyLength             = _length,
		.allowsSwappableMemory = false
	});

	for (size_t i = 0; i < _length; i++)
		outputItems[i] =
		    "123456789"
		    "abcdefghijkmnopqrstuvwxyz"
		    "ABCDEFGHJKLMNPQRSTUVWXYZ"
		    "#$%-=?"[outputItems[i] & 0x3F];
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