ObjFW  Diff

Differences From Artifact [b5e5e4f9e4]:

To Artifact [8e1e5b444d]:


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  localFileHeader: (OFZIPArchive_LocalFileHeader*)localFileHeader;
@end

uint32_t
of_zip_archive_read_field32(uint8_t **data, uint16_t *size)
{
	uint32_t field = 0;
	uint8_t i;

	if (*size < 4)
		@throw [OFInvalidFormatException exception];

	for (i = 0; i < 4; i++)
		field |= (uint32_t)(*data)[i] << (i * 8);

	*data += 4;
	*size -= 4;

	return field;
}

uint64_t
of_zip_archive_read_field64(uint8_t **data, uint16_t *size)
{
	uint64_t field = 0;
	uint8_t i;

	if (*size < 8)
		@throw [OFInvalidFormatException exception];

	for (i = 0; i < 8; i++)
		field |= (uint64_t)(*data)[i] << (i * 8);

	*data += 8;
	*size -= 8;

	return field;
}

static uint32_t
calculateCRC32(uint32_t crc, uint8_t *bytes, size_t length)
{
	size_t i;

	for (i = 0; i < length; i++) {
		uint8_t j;

		crc ^= bytes[i];

		for (j = 0; j < 8; j++)
			crc = (crc >> 1) ^ (CRC32_MAGIC & (~(crc & 1) + 1));
	}

	return crc;
}

static void







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  localFileHeader: (OFZIPArchive_LocalFileHeader*)localFileHeader;
@end

uint32_t
of_zip_archive_read_field32(uint8_t **data, uint16_t *size)
{
	uint32_t field = 0;


	if (*size < 4)
		@throw [OFInvalidFormatException exception];

	for (uint8_t i = 0; i < 4; i++)
		field |= (uint32_t)(*data)[i] << (i * 8);

	*data += 4;
	*size -= 4;

	return field;
}

uint64_t
of_zip_archive_read_field64(uint8_t **data, uint16_t *size)
{
	uint64_t field = 0;


	if (*size < 8)
		@throw [OFInvalidFormatException exception];

	for (uint8_t i = 0; i < 8; i++)
		field |= (uint64_t)(*data)[i] << (i * 8);

	*data += 8;
	*size -= 8;

	return field;
}

static uint32_t
calculateCRC32(uint32_t crc, uint8_t *bytes, size_t length)
{


	for (size_t i = 0; i < length; i++) {


		crc ^= bytes[i];

		for (uint8_t j = 0; j < 8; j++)
			crc = (crc >> 1) ^ (CRC32_MAGIC & (~(crc & 1) + 1));
	}

	return crc;
}

static void
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	objc_autoreleasePoolPop(pool);
}

- (void)OF_readEntries
{
	void *pool = objc_autoreleasePoolPush();
	size_t i;

	if ((of_offset_t)_centralDirectoryOffset != _centralDirectoryOffset)
		@throw [OFOutOfRangeException exception];

	seekOrThrowInvalidFormat(_stream,
	    (of_offset_t)_centralDirectoryOffset, SEEK_SET);

	_entries = [[OFMutableArray alloc] init];
	_pathToEntryMap = [[OFMutableDictionary alloc] init];

	for (i = 0; i < _centralDirectoryEntries; i++) {
		OFZIPArchiveEntry *entry = [[[OFZIPArchiveEntry alloc]
		    OF_initWithStream: _stream] autorelease];

		if ([_pathToEntryMap objectForKey: [entry fileName]] != nil)
			@throw [OFInvalidFormatException exception];

		[_entries addObject: entry];







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	objc_autoreleasePoolPop(pool);
}

- (void)OF_readEntries
{
	void *pool = objc_autoreleasePoolPush();


	if ((of_offset_t)_centralDirectoryOffset != _centralDirectoryOffset)
		@throw [OFOutOfRangeException exception];

	seekOrThrowInvalidFormat(_stream,
	    (of_offset_t)_centralDirectoryOffset, SEEK_SET);

	_entries = [[OFMutableArray alloc] init];
	_pathToEntryMap = [[OFMutableDictionary alloc] init];

	for (size_t i = 0; i < _centralDirectoryEntries; i++) {
		OFZIPArchiveEntry *entry = [[[OFZIPArchiveEntry alloc]
		    OF_initWithStream: _stream] autorelease];

		if ([_pathToEntryMap objectForKey: [entry fileName]] != nil)
			@throw [OFInvalidFormatException exception];

		[_entries addObject: entry];