ObjFW  Diff

		     length: extension.count - 1];
}

static void
parsePermissionsExtension(OFLHAArchiveEntry *entry, OFData *extension,
    OFStringEncoding encoding)
{
	uint16_t mode;
	uint16_t POSIXPermissions;

	if (extension.count != 3)
		@throw [OFInvalidFormatException exception];

	memcpy(&mode, (char *)extension.items + 1, 2);
	mode = OFFromLittleEndian16(mode);
	memcpy(&POSIXPermissions, (char *)extension.items + 1, 2);
	POSIXPermissions = OFFromLittleEndian16(POSIXPermissions);

	[entry->_mode release];
	entry->_mode = nil;
	[entry->_POSIXPermissions release];
	entry->_POSIXPermissions = nil;

	entry->_POSIXPermissions =
	entry->_mode = [[OFNumber alloc] initWithUnsignedShort: mode];
	    [[OFNumber alloc] initWithUnsignedShort: POSIXPermissions];
}

static void
parseGIDUIDExtension(OFLHAArchiveEntry *entry, OFData *extension,
    OFStringEncoding encoding)
{
	uint16_t UID, GID;
	uint16_t ownerAccountID, groupOwnerAccountID;

	if (extension.count != 5)
		@throw [OFInvalidFormatException exception];

	memcpy(&GID, (char *)extension.items + 1, 2);
	GID = OFFromLittleEndian16(GID);
	memcpy(&groupOwnerAccountID, (char *)extension.items + 1, 2);
	groupOwnerAccountID = OFFromLittleEndian16(groupOwnerAccountID);

	memcpy(&UID, (char *)extension.items + 3, 2);
	UID = OFFromLittleEndian16(UID);
	memcpy(&ownerAccountID, (char *)extension.items + 3, 2);
	ownerAccountID = OFFromLittleEndian16(ownerAccountID);

	[entry->_GID release];
	entry->_GID = nil;
	[entry->_groupOwnerAccountID release];
	entry->_groupOwnerAccountID = nil;

	[entry->_UID release];
	entry->_UID = nil;
	[entry->_ownerAccountID release];
	entry->_ownerAccountID = nil;

	entry->_groupOwnerAccountID =
	entry->_GID = [[OFNumber alloc] initWithUnsignedShort: GID];
	entry->_UID = [[OFNumber alloc] initWithUnsignedShort: UID];
	    [[OFNumber alloc] initWithUnsignedShort: groupOwnerAccountID];
	entry->_ownerAccountID =
	    [[OFNumber alloc] initWithUnsignedShort: ownerAccountID];
}

static void
parseGroupExtension(OFLHAArchiveEntry *entry, OFData *extension,
    OFStringEncoding encoding)
{
	[entry->_group release];
	entry->_group = nil;
	[entry->_groupOwnerAccountName release];
	entry->_groupOwnerAccountName = nil;

	entry->_group = [[OFString alloc]
	entry->_groupOwnerAccountName = [[OFString alloc]
	    initWithCString: (char *)extension.items + 1
		   encoding: encoding
		     length: extension.count - 1];
}

static void
parseOwnerExtension(OFLHAArchiveEntry *entry, OFData *extension,
    OFStringEncoding encoding)
{
	[entry->_owner release];
	entry->_owner = nil;
	[entry->_ownerAccountName release];
	entry->_ownerAccountName = nil;

	entry->_owner = [[OFString alloc]
	entry->_ownerAccountName = [[OFString alloc]
	    initWithCString: (char *)extension.items + 1
		   encoding: encoding
		     length: extension.count - 1];
}

static void
parseModificationDateExtension(OFLHAArchiveEntry *entry, OFData *extension,

- (void)dealloc
{
	[_compressionMethod release];
	[_fileName release];
	[_directoryName release];
	[_modificationDate release];
	[_fileComment release];
	[_mode release];
	[_UID release];
	[_GID release];
	[_owner release];
	[_group release];
	[_POSIXPermissions release];
	[_ownerAccountID release];
	[_groupOwnerAccountID release];
	[_ownerAccountName release];
	[_groupOwnerAccountName release];
	[_extensions release];

	[super dealloc];
}

- (id)copy
{

		copy->_compressedSize = _compressedSize;
		copy->_uncompressedSize = _uncompressedSize;
		copy->_modificationDate = [_modificationDate 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->_POSIXPermissions = [_POSIXPermissions retain];
		copy->_ownerAccountID = [_ownerAccountID retain];
		copy->_groupOwnerAccountID = [_groupOwnerAccountID retain];
		copy->_ownerAccountName = [_ownerAccountName copy];
		copy->_groupOwnerAccountName = [_groupOwnerAccountName copy];
		copy->_extensions = [_extensions copy];
	} @catch (id e) {
		[copy release];
		@throw e;
	}

	return copy;

}

- (OFString *)fileComment
{
	return _fileComment;
}

- (OFNumber *)mode
- (OFNumber *)POSIXPermissions
{
	return _mode;
	return _POSIXPermissions;
}

- (OFNumber *)UID
- (OFNumber *)ownerAccountID
{
	return _UID;
	return _ownerAccountID;
}

- (OFNumber *)GID
- (OFNumber *)groupOwnerAccountID
{
	return _GID;
	return _groupOwnerAccountID;
}

- (OFString *)owner
- (OFString *)ownerAccountName
{
	return _owner;
	return _ownerAccountName;
}

- (OFString *)group
- (OFString *)groupOwnerAccountName
{
	return _group;
	return _groupOwnerAccountName;
}

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

		tmp16 = OFToLittleEndian16((uint16_t)fileCommentLength + 3);
		[data addItems: &tmp16 count: sizeof(tmp16)];
		[data addItem: "\x3F"];
		[data addItems: [_fileComment cStringWithEncoding: encoding]
			 count: fileCommentLength];
	}

	if (_mode != nil) {
	if (_POSIXPermissions != nil) {
		tmp16 = OFToLittleEndian16(5);
		[data addItems: &tmp16 count: sizeof(tmp16)];
		[data addItem: "\x50"];

		tmp16 =
		tmp16 = OFToLittleEndian16(_mode.unsignedShortValue);
		    OFToLittleEndian16(_POSIXPermissions.unsignedShortValue);
		[data addItems: &tmp16 count: sizeof(tmp16)];
	}

	if (_UID != nil || _GID != nil) {
		if (_UID == nil || _GID == nil)
	if (_ownerAccountID != nil || _groupOwnerAccountID != nil) {
		if (_ownerAccountID == nil || _groupOwnerAccountID == nil)
			@throw [OFInvalidArgumentException exception];

		tmp16 = OFToLittleEndian16(7);
		[data addItems: &tmp16 count: sizeof(tmp16)];
		[data addItem: "\x51"];

		tmp16 = OFToLittleEndian16(_GID.unsignedShortValue);
		tmp16 = OFToLittleEndian16(
		    _groupOwnerAccountID.unsignedShortValue);
		[data addItems: &tmp16 count: sizeof(tmp16)];

		tmp16 = OFToLittleEndian16(_UID.unsignedShortValue);
		tmp16 = OFToLittleEndian16(_ownerAccountID.unsignedShortValue);
		[data addItems: &tmp16 count: sizeof(tmp16)];
	}

	if (_group != nil) {
		size_t groupLength =
		    [_group cStringLengthWithEncoding: encoding];
	if (_groupOwnerAccountName != nil) {
		size_t length = [_groupOwnerAccountName
		    cStringLengthWithEncoding: encoding];

		if (groupLength > UINT16_MAX - 3)
		if (length > UINT16_MAX - 3)
			@throw [OFOutOfRangeException exception];

		tmp16 = OFToLittleEndian16((uint16_t)groupLength + 3);
		tmp16 = OFToLittleEndian16((uint16_t)length + 3);
		[data addItems: &tmp16 count: sizeof(tmp16)];
		[data addItem: "\x52"];
		[data addItems: [_group cStringWithEncoding: encoding]
			 count: groupLength];
		[data addItems: [_groupOwnerAccountName
				    cStringWithEncoding: encoding]
			 count: length];
	}

	if (_owner != nil) {
		size_t ownerLength =
		    [_owner cStringLengthWithEncoding: encoding];
	if (_ownerAccountName != nil) {
		size_t length =
		    [_ownerAccountName cStringLengthWithEncoding: encoding];

		if (ownerLength > UINT16_MAX - 3)
		if (length > UINT16_MAX - 3)
			@throw [OFOutOfRangeException exception];

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

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

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

	objc_autoreleasePoolPop(pool);
}

- (OFString *)description
{
	void *pool = objc_autoreleasePoolPush();
	OFString *mode = (_mode == nil ? nil
	OFString *POSIXPermissions = nil;
	    : [OFString stringWithFormat: @"%ho", _mode.unsignedShortValue]);
	OFString *extensions = [_extensions.description
	    stringByReplacingOccurrencesOfString: @"\n"
				      withString: @"\n\t"];
	OFString *ret;

	if (_POSIXPermissions != nil)
		POSIXPermissions = [OFString stringWithFormat: @"%ho",
		    _POSIXPermissions.unsignedShortValue];

	OFString *ret = [OFString stringWithFormat:
	ret = [OFString stringWithFormat:
	    @"<%@:\n"
	    @"\tFile name = %@\n"
	    @"\tCompression method = %@\n"
	    @"\tCompressed size = %llu\n"
	    @"\tUncompressed size = %llu\n"
	    @"\tModification date = %@\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"
	    @"\tPOSIX permissions = %@\n"
	    @"\tOwner account ID = %@\n"
	    @"\tGroup owner account ID = %@\n"
	    @"\tOwner account name = %@\n"
	    @"\tGroup owner accounut name = %@\n"
	    @"\tExtensions: %@"
	    @">",
	    self.class, self.fileName, _compressionMethod, _compressedSize,
	    _uncompressedSize, _modificationDate, _headerLevel, _CRC16,
	    _operatingSystemIdentifier, _fileComment, mode, _UID, _GID, _owner,
	    _group, extensions];
	    _operatingSystemIdentifier, _fileComment, POSIXPermissions,
	    _ownerAccountID, _groupOwnerAccountID, _ownerAccountName,
	    _groupOwnerAccountName, extensions];

	[ret retain];

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}
@end