ObjFW  Diff

- (instancetype)of_init
{
	self = [super init];

	@try {
		_compressionMethod = @"-lh0-";
		_date = [[OFDate alloc] initWithTimeIntervalSince1970: 0];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

		switch (_headerLevel) {
		case 0:
		case 1:;
			void *pool = objc_autoreleasePoolPush();
			uint8_t fileNameLength;
			OFString *tmp;

			_date = [parseMSDOSDate(date) retain];

			fileNameLength = [stream readInt8];
			tmp = [stream readStringWithLength: fileNameLength
						  encoding: encoding];
			tmp = [tmp stringByReplacingOccurrencesOfString: @"\\"
							     withString: @"/"];
			_fileName = [tmp copy];

			_CRC16 = [stream readLittleEndianInt16];

			if (_headerLevel == 1) {
				_operatingSystemIdentifier = [stream readInt8];

				readExtensions(self, stream, encoding, false);
			}

			objc_autoreleasePoolPop(pool);
			break;
		case 2:
			_date = [[OFDate alloc]
			    initWithTimeIntervalSince1970: date];

			_CRC16 = [stream readLittleEndianInt16];
			_operatingSystemIdentifier = [stream readInt8];

			readExtensions(self, stream, encoding, true);

}

- (void)dealloc
{
	[_compressionMethod release];
	[_fileName release];
	[_directoryName release];
	[_date release];
	[_fileComment release];
	[_mode release];
	[_UID release];
	[_GID release];
	[_owner release];
	[_group release];
	[_extensions release];

	OFLHAArchiveEntry *copy = [[OFMutableLHAArchiveEntry alloc]
	    initWithFileName: _fileName];

	@try {
		[copy->_compressionMethod release];
		copy->_compressionMethod = nil;

		[copy->_date release];
		copy->_date = nil;

		copy->_directoryName = [_directoryName copy];
		copy->_compressionMethod = [_compressionMethod copy];
		copy->_compressedSize = _compressedSize;
		copy->_uncompressedSize = _uncompressedSize;
		copy->_date = [_date copy];
		copy->_headerLevel = _headerLevel;
		copy->_CRC16 = _CRC16;
		copy->_operatingSystemIdentifier = _operatingSystemIdentifier;
		copy->_fileComment = [_fileComment copy];
		copy->_mode = [_mode retain];
		copy->_UID = [_UID retain];
		copy->_GID = [_GID retain];
		copy->_owner = [_owner copy];
		copy->_group = [_group copy];
		copy->_modificationDate = [_modificationDate retain];
		copy->_extensions = [_extensions copy];
	} @catch (id e) {
		[copy release];
		@throw e;
	}

	return copy;

}

- (uint32_t)uncompressedSize
{
	return _uncompressedSize;
}

- (OFDate *)date
{
	return _date;
}

- (uint8_t)headerLevel
{
	return _headerLevel;
}

}

- (OFString *)group
{
	return _group;
}

- (OFDate *)modificationDate
{
	return _modificationDate;
}

- (OFArray OF_GENERIC(OFData *) *)extensions
{
	return _extensions;
}

- (void)of_writeToStream: (OFStream *)stream
		encoding: (OFStringEncoding)encoding

	tmp32 = OFToLittleEndian32(_compressedSize);
	[data addItems: &tmp32 count: sizeof(tmp32)];

	tmp32 = OFToLittleEndian32(_uncompressedSize);
	[data addItems: &tmp32 count: sizeof(tmp32)];

	tmp32 = OFToLittleEndian32((uint32_t)_date.timeIntervalSince1970);

	[data addItems: &tmp32 count: sizeof(tmp32)];

	/* Reserved */
	[data increaseCountBy: 1];

	/* Header level */
	[data addItem: "\x02"];

		tmp16 = OFToLittleEndian16((uint16_t)ownerLength + 3);
		[data addItems: &tmp16 count: sizeof(tmp16)];
		[data addItem: "\x53"];
		[data addItems: [_owner cStringWithEncoding: encoding]
			 count: ownerLength];
	}

	if (_modificationDate != nil) {
		tmp16 = OFToLittleEndian16(7);
		[data addItems: &tmp16 count: sizeof(tmp16)];
		[data addItem: "\x54"];

		tmp32 = OFToLittleEndian32(
		    (uint32_t)_modificationDate.timeIntervalSince1970);
		[data addItems: &tmp32 count: sizeof(tmp32)];
	}

	for (OFData *extension in _extensions) {
		size_t extensionLength = extension.count;

		if (extension.itemSize != 1)
			@throw [OFInvalidArgumentException exception];

		if (extensionLength > UINT16_MAX - 2)

				      withString: @"\n\t"];
	OFString *ret = [OFString stringWithFormat:
	    @"<%@:\n"
	    @"\tFile name = %@\n"
	    @"\tCompression method = %@\n"
	    @"\tCompressed size = %" @PRIu32 "\n"
	    @"\tUncompressed size = %" @PRIu32 "\n"
	    @"\tDate = %@\n"
	    @"\tHeader level = %u\n"
	    @"\tCRC16 = %04" @PRIX16 @"\n"
	    @"\tOperating system identifier = %c\n"
	    @"\tComment = %@\n"
	    @"\tMode = %@\n"
	    @"\tUID = %@\n"
	    @"\tGID = %@\n"
	    @"\tOwner = %@\n"
	    @"\tGroup = %@\n"
	    @"\tModification date = %@\n"
	    @"\tExtensions: %@"
	    @">",
	    self.class, self.fileName, _compressionMethod, _compressedSize,
	    _uncompressedSize, _date, _headerLevel, _CRC16,
	    _operatingSystemIdentifier, _fileComment, mode, _UID, _GID, _owner,
	    _group, _modificationDate, extensions];

	[ret retain];

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}
@end