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encoding: OF_STRING_ENCODING_CODEPAGE_437] copy];
if (_diskNumber == 0xFFFF ||
_centralDirectoryDisk == 0xFFFF ||
_centralDirectoryEntriesInDisk == 0xFFFF ||
_centralDirectoryEntries == 0xFFFF ||
_centralDirectorySize == 0xFFFFFFFF ||
_centralDirectoryOffset == 0xFFFFFFFF) {
uint64_t offset64, size;
seekOrThrowInvalidFormat(_stream, offset - 20, SEEK_END);
if ([_stream readLittleEndianInt32] != 0x07064B50) {
objc_autoreleasePoolPop(pool);
return;
}
/*
* FIXME: Handle number of the disk containing ZIP64 end of
* central directory record.
*/
[_stream readLittleEndianInt32];
offset64 = [_stream readLittleEndianInt64];
if ((of_offset_t)offset64 != offset64)
@throw [OFOutOfRangeException exception];
seekOrThrowInvalidFormat(_stream,
(of_offset_t)offset64, SEEK_SET);
if ([_stream readLittleEndianInt32] != 0x06064B50)
@throw [OFInvalidFormatException exception];
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>
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encoding: OF_STRING_ENCODING_CODEPAGE_437] copy];
if (_diskNumber == 0xFFFF ||
_centralDirectoryDisk == 0xFFFF ||
_centralDirectoryEntriesInDisk == 0xFFFF ||
_centralDirectoryEntries == 0xFFFF ||
_centralDirectorySize == 0xFFFFFFFF ||
_centralDirectoryOffset == -1) {
int64_t offset64;
uint64_t size;
seekOrThrowInvalidFormat(_stream, offset - 20, SEEK_END);
if ([_stream readLittleEndianInt32] != 0x07064B50) {
objc_autoreleasePoolPop(pool);
return;
}
/*
* FIXME: Handle number of the disk containing ZIP64 end of
* central directory record.
*/
[_stream readLittleEndianInt32];
offset64 = [_stream readLittleEndianInt64];
if (offset64 < 0 || (of_offset_t)offset64 != offset64)
@throw [OFOutOfRangeException exception];
seekOrThrowInvalidFormat(_stream,
(of_offset_t)offset64, SEEK_SET);
if ([_stream readLittleEndianInt32] != 0x06064B50)
@throw [OFInvalidFormatException exception];
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_centralDirectoryDisk = [_stream readLittleEndianInt32];
_centralDirectoryEntriesInDisk =
[_stream readLittleEndianInt64];
_centralDirectoryEntries = [_stream readLittleEndianInt64];
_centralDirectorySize = [_stream readLittleEndianInt64];
_centralDirectoryOffset = [_stream readLittleEndianInt64];
if ((of_offset_t)_centralDirectoryOffset !=
_centralDirectoryOffset)
@throw [OFOutOfRangeException exception];
}
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];
|
>
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>
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_centralDirectoryDisk = [_stream readLittleEndianInt32];
_centralDirectoryEntriesInDisk =
[_stream readLittleEndianInt64];
_centralDirectoryEntries = [_stream readLittleEndianInt64];
_centralDirectorySize = [_stream readLittleEndianInt64];
_centralDirectoryOffset = [_stream readLittleEndianInt64];
if (_centralDirectoryOffset < 0 ||
(of_offset_t)_centralDirectoryOffset !=
_centralDirectoryOffset)
@throw [OFOutOfRangeException exception];
}
objc_autoreleasePoolPop(pool);
}
- (void)OF_readEntries
{
void *pool = objc_autoreleasePoolPush();
if (_centralDirectoryOffset < 0 ||
(of_offset_t)_centralDirectoryOffset != _centralDirectoryOffset)
@throw [OFOutOfRangeException exception];
seekOrThrowInvalidFormat(_stream,
(of_offset_t)_centralDirectoryOffset, SEEK_SET);
_entries = [[OFMutableArray alloc] init];
_pathToEntryMap = [[OFMutableDictionary alloc] init];
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}
- (OFStream*)streamForReadingFile: (OFString*)path
{
void *pool = objc_autoreleasePoolPush();
OFZIPArchiveEntry *entry = [_pathToEntryMap objectForKey: path];
OFZIPArchive_LocalFileHeader *localFileHeader;
uint64_t offset64;
if (entry == nil)
@throw [OFOpenItemFailedException exceptionWithPath: path
mode: @"rb"
errNo: ENOENT];
[_lastReturnedStream close];
[_lastReturnedStream release];
_lastReturnedStream = nil;
offset64 = [entry OF_localFileHeaderOffset];
if ((of_offset_t)offset64 != offset64)
@throw [OFOutOfRangeException exception];
seekOrThrowInvalidFormat(_stream, (of_offset_t)offset64, SEEK_SET);
localFileHeader = [[[OFZIPArchive_LocalFileHeader alloc]
initWithStream: _stream] autorelease];
if (![localFileHeader matchesEntry: entry])
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}
- (OFStream*)streamForReadingFile: (OFString*)path
{
void *pool = objc_autoreleasePoolPush();
OFZIPArchiveEntry *entry = [_pathToEntryMap objectForKey: path];
OFZIPArchive_LocalFileHeader *localFileHeader;
int64_t offset64;
if (entry == nil)
@throw [OFOpenItemFailedException exceptionWithPath: path
mode: @"rb"
errNo: ENOENT];
[_lastReturnedStream close];
[_lastReturnedStream release];
_lastReturnedStream = nil;
offset64 = [entry OF_localFileHeaderOffset];
if (offset64 < 0 || (of_offset_t)offset64 != offset64)
@throw [OFOutOfRangeException exception];
seekOrThrowInvalidFormat(_stream, (of_offset_t)offset64, SEEK_SET);
localFileHeader = [[[OFZIPArchive_LocalFileHeader alloc]
initWithStream: _stream] autorelease];
if (![localFileHeader matchesEntry: entry])
|