ObjFW  Diff

Differences From Artifact [eb2198be22]:

To Artifact [e9a337a52f]:


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@end

OF_DIRECT_MEMBERS
@interface OFZIPArchiveFileReadStream: OFStream
{
	OFStream *_stream, *_decompressedStream;
	OFZIPArchiveEntry *_entry;
	uint64_t _toRead;
	uint32_t _CRC32;
	bool _atEndOfStream;
}

- (instancetype)of_initWithStream: (OFStream *)stream
			    entry: (OFZIPArchiveEntry *)entry;
@end

OF_DIRECT_MEMBERS
@interface OFZIPArchiveFileWriteStream: OFStream
{
	OFStream *_stream;
	uint32_t _CRC32;
@public
	int64_t _bytesWritten;
	OFMutableZIPArchiveEntry *_entry;
}

- (instancetype)initWithStream: (OFStream *)stream
			 entry: (OFMutableZIPArchiveEntry *)entry;
@end








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@end

OF_DIRECT_MEMBERS
@interface OFZIPArchiveFileReadStream: OFStream
{
	OFStream *_stream, *_decompressedStream;
	OFZIPArchiveEntry *_entry;
	unsigned long long _toRead;
	uint32_t _CRC32;
	bool _atEndOfStream;
}

- (instancetype)of_initWithStream: (OFStream *)stream
			    entry: (OFZIPArchiveEntry *)entry;
@end

OF_DIRECT_MEMBERS
@interface OFZIPArchiveFileWriteStream: OFStream
{
	OFStream *_stream;
	uint32_t _CRC32;
@public
	unsigned long long _bytesWritten;
	OFMutableZIPArchiveEntry *_entry;
}

- (instancetype)initWithStream: (OFStream *)stream
			 entry: (OFMutableZIPArchiveEntry *)entry;
@end

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	if ((_mode == modeWrite || _mode == modeAppend) &&
	    [_lastReturnedStream isKindOfClass:
	    [OFZIPArchiveFileWriteStream class]]) {
		OFZIPArchiveFileWriteStream *stream =
		    (OFZIPArchiveFileWriteStream *)_lastReturnedStream;

		if (INT64_MAX - _offset < stream->_bytesWritten)
			@throw [OFOutOfRangeException exception];

		_offset += stream->_bytesWritten;

		if (stream->_entry != nil) {
			[_entries addObject: stream->_entry];
			[_pathToEntryMap setObject: stream->_entry







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	if ((_mode == modeWrite || _mode == modeAppend) &&
	    [_lastReturnedStream isKindOfClass:
	    [OFZIPArchiveFileWriteStream class]]) {
		OFZIPArchiveFileWriteStream *stream =
		    (OFZIPArchiveFileWriteStream *)_lastReturnedStream;

		if (ULLONG_MAX - _offset < stream->_bytesWritten)
			@throw [OFOutOfRangeException exception];

		_offset += stream->_bytesWritten;

		if (stream->_entry != nil) {
			[_entries addObject: stream->_entry];
			[_pathToEntryMap setObject: stream->_entry
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		@throw [OFTruncatedDataException exception];

#if SIZE_MAX >= UINT64_MAX
	if (length > UINT64_MAX)
		@throw [OFOutOfRangeException exception];
#endif

	if ((uint64_t)length > _toRead)
		length = (size_t)_toRead;

	ret = [_decompressedStream readIntoBuffer: buffer length: length];

	_toRead -= ret;
	_CRC32 = OFCRC32(_CRC32, buffer, ret);








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		@throw [OFTruncatedDataException exception];

#if SIZE_MAX >= UINT64_MAX
	if (length > UINT64_MAX)
		@throw [OFOutOfRangeException exception];
#endif

	if (length > _toRead)
		length = (size_t)_toRead;

	ret = [_decompressedStream readIntoBuffer: buffer length: length];

	_toRead -= ret;
	_CRC32 = OFCRC32(_CRC32, buffer, ret);

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- (size_t)lowlevelWriteBuffer: (const void *)buffer length: (size_t)length
{
#if SIZE_MAX >= INT64_MAX
	if (length > INT64_MAX)
		@throw [OFOutOfRangeException exception];
#endif

	if (INT64_MAX - _bytesWritten < (int64_t)length)
		@throw [OFOutOfRangeException exception];

	@try {
		[_stream writeBuffer: buffer length: length];
	} @catch (OFWriteFailedException *e) {
		OFEnsure(e.bytesWritten <= length);

		_bytesWritten += (int64_t)e.bytesWritten;
		_CRC32 = OFCRC32(_CRC32, buffer, e.bytesWritten);

		if (e.errNo == EWOULDBLOCK || e.errNo == EAGAIN)
			return e.bytesWritten;

		@throw e;
	}

	_bytesWritten += (int64_t)length;
	_CRC32 = OFCRC32(_CRC32, buffer, length);

	return length;
}

- (void)close
{
	if (_stream == nil)
		@throw [OFNotOpenException exceptionWithObject: self];




	[_stream writeLittleEndianInt32: 0x08074B50];
	[_stream writeLittleEndianInt32: _CRC32];
	[_stream writeLittleEndianInt64: _bytesWritten];
	[_stream writeLittleEndianInt64: _bytesWritten];

	[_stream release];
	_stream = nil;

	_entry.CRC32 = ~_CRC32;
	_entry.compressedSize = _bytesWritten;
	_entry.uncompressedSize = _bytesWritten;







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- (size_t)lowlevelWriteBuffer: (const void *)buffer length: (size_t)length
{
#if SIZE_MAX >= INT64_MAX
	if (length > INT64_MAX)
		@throw [OFOutOfRangeException exception];
#endif

	if (ULLONG_MAX - _bytesWritten < length)
		@throw [OFOutOfRangeException exception];

	@try {
		[_stream writeBuffer: buffer length: length];
	} @catch (OFWriteFailedException *e) {
		OFEnsure(e.bytesWritten <= length);

		_bytesWritten += e.bytesWritten;
		_CRC32 = OFCRC32(_CRC32, buffer, e.bytesWritten);

		if (e.errNo == EWOULDBLOCK || e.errNo == EAGAIN)
			return e.bytesWritten;

		@throw e;
	}

	_bytesWritten += length;
	_CRC32 = OFCRC32(_CRC32, buffer, length);

	return length;
}

- (void)close
{
	if (_stream == nil)
		@throw [OFNotOpenException exceptionWithObject: self];

	if (_bytesWritten > UINT64_MAX)
		@throw [OFOutOfRangeException exception];

	[_stream writeLittleEndianInt32: 0x08074B50];
	[_stream writeLittleEndianInt32: _CRC32];
	[_stream writeLittleEndianInt64: (uint64_t)_bytesWritten];
	[_stream writeLittleEndianInt64: (uint64_t)_bytesWritten];

	[_stream release];
	_stream = nil;

	_entry.CRC32 = ~_CRC32;
	_entry.compressedSize = _bytesWritten;
	_entry.uncompressedSize = _bytesWritten;