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_centralDirectoryEntries = [_stream readLittleEndianInt16];
_centralDirectorySize = [_stream readLittleEndianInt32];
_centralDirectoryOffset = [_stream readLittleEndianInt32];
commentLength = [_stream readLittleEndianInt16];
_archiveComment = [[_stream
readStringWithLength: commentLength
encoding: OF_STRING_ENCODING_CODEPAGE_437] copy];
if (_diskNumber == 0xFFFF ||
_centralDirectoryDisk == 0xFFFF ||
_centralDirectoryEntriesInDisk == 0xFFFF ||
_centralDirectoryEntries == 0xFFFF ||
_centralDirectorySize == 0xFFFFFFFF ||
_centralDirectoryOffset == 0xFFFFFFFF) {
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_centralDirectoryEntries = [_stream readLittleEndianInt16];
_centralDirectorySize = [_stream readLittleEndianInt32];
_centralDirectoryOffset = [_stream readLittleEndianInt32];
commentLength = [_stream readLittleEndianInt16];
_archiveComment = [[_stream
readStringWithLength: commentLength
encoding: OFStringEncodingCodepage437] copy];
if (_diskNumber == 0xFFFF ||
_centralDirectoryDisk == 0xFFFF ||
_centralDirectoryEntriesInDisk == 0xFFFF ||
_centralDirectoryEntries == 0xFFFF ||
_centralDirectorySize == 0xFFFFFFFF ||
_centralDirectoryOffset == 0xFFFFFFFF) {
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{
self = [super init];
@try {
void *pool = objc_autoreleasePoolPush();
OFMutableData *extraField = nil;
uint16_t fileNameLength, extraFieldLength;
of_string_encoding_t encoding;
size_t ZIP64Index;
uint16_t ZIP64Size;
if ([stream readLittleEndianInt32] != 0x04034B50)
@throw [OFInvalidFormatException exception];
_minVersionNeeded = [stream readLittleEndianInt16];
_generalPurposeBitFlag = [stream readLittleEndianInt16];
_compressionMethod = [stream readLittleEndianInt16];
_lastModifiedFileTime = [stream readLittleEndianInt16];
_lastModifiedFileDate = [stream readLittleEndianInt16];
_CRC32 = [stream readLittleEndianInt32];
_compressedSize = [stream readLittleEndianInt32];
_uncompressedSize = [stream readLittleEndianInt32];
fileNameLength = [stream readLittleEndianInt16];
extraFieldLength = [stream readLittleEndianInt16];
encoding = (_generalPurposeBitFlag & (1u << 11)
? OF_STRING_ENCODING_UTF_8
: OF_STRING_ENCODING_CODEPAGE_437);
_fileName = [[stream readStringWithLength: fileNameLength
encoding: encoding] copy];
if (extraFieldLength > 0)
extraField = [[[stream readDataWithCount:
extraFieldLength] mutableCopy] autorelease];
ZIP64Index = of_zip_archive_entry_extra_field_find(extraField,
OF_ZIP_ARCHIVE_ENTRY_EXTRA_FIELD_ZIP64, &ZIP64Size);
if (ZIP64Index != OF_NOT_FOUND) {
const uint8_t *ZIP64 =
[extraField itemAtIndex: ZIP64Index];
of_range_t range =
of_range(ZIP64Index - 4, ZIP64Size + 4);
if (_uncompressedSize == 0xFFFFFFFF)
_uncompressedSize = of_zip_archive_read_field64(
&ZIP64, &ZIP64Size);
if (_compressedSize == 0xFFFFFFFF)
_compressedSize = of_zip_archive_read_field64(
&ZIP64, &ZIP64Size);
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<
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{
self = [super init];
@try {
void *pool = objc_autoreleasePoolPush();
OFMutableData *extraField = nil;
uint16_t fileNameLength, extraFieldLength;
OFStringEncoding encoding;
size_t ZIP64Index;
uint16_t ZIP64Size;
if ([stream readLittleEndianInt32] != 0x04034B50)
@throw [OFInvalidFormatException exception];
_minVersionNeeded = [stream readLittleEndianInt16];
_generalPurposeBitFlag = [stream readLittleEndianInt16];
_compressionMethod = [stream readLittleEndianInt16];
_lastModifiedFileTime = [stream readLittleEndianInt16];
_lastModifiedFileDate = [stream readLittleEndianInt16];
_CRC32 = [stream readLittleEndianInt32];
_compressedSize = [stream readLittleEndianInt32];
_uncompressedSize = [stream readLittleEndianInt32];
fileNameLength = [stream readLittleEndianInt16];
extraFieldLength = [stream readLittleEndianInt16];
encoding = (_generalPurposeBitFlag & (1u << 11)
? OFStringEncodingUTF8 : OFStringEncodingCodepage437);
_fileName = [[stream readStringWithLength: fileNameLength
encoding: encoding] copy];
if (extraFieldLength > 0)
extraField = [[[stream readDataWithCount:
extraFieldLength] mutableCopy] autorelease];
ZIP64Index = of_zip_archive_entry_extra_field_find(extraField,
OF_ZIP_ARCHIVE_ENTRY_EXTRA_FIELD_ZIP64, &ZIP64Size);
if (ZIP64Index != OFNotFound) {
const uint8_t *ZIP64 =
[extraField itemAtIndex: ZIP64Index];
OFRange range =
OFMakeRange(ZIP64Index - 4, ZIP64Size + 4);
if (_uncompressedSize == 0xFFFFFFFF)
_uncompressedSize = of_zip_archive_read_field64(
&ZIP64, &ZIP64Size);
if (_compressedSize == 0xFFFFFFFF)
_compressedSize = of_zip_archive_read_field64(
&ZIP64, &ZIP64Size);
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