diff options
Diffstat (limited to 'runtime/zip_archive.h')
| -rw-r--r-- | runtime/zip_archive.h | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/runtime/zip_archive.h b/runtime/zip_archive.h index d648517aae..d9ccba2cce 100644 --- a/runtime/zip_archive.h +++ b/runtime/zip_archive.h @@ -58,7 +58,7 @@ class ZipEntry { uint32_t GetCompressedLength(); // returns -1 on error - off_t GetDataOffset(); + off64_t GetDataOffset(); const ZipArchive* zip_archive_; @@ -72,22 +72,28 @@ class ZipEntry { class ZipArchive { public: // Zip file constants. - static const uint32_t kEOCDSignature = 0x06054b50; - static const int32_t kEOCDLen = 22; - static const int32_t kEOCDNumEntries = 8; // offset to #of entries in file - static const int32_t kEOCDSize = 12; // size of the central directory - static const int32_t kEOCDFileOffset = 16; // offset to central directory + static const uint32_t kEOCDSignature = 0x06054b50; + static const int32_t kEOCDLen = 22; + static const int32_t kEOCDDiskNumber = 4; // number of the current disk + static const int32_t kEOCDDiskNumberForCD = 6; // disk number with the Central Directory + static const int32_t kEOCDNumEntries = 8; // offset to #of entries in file + static const int32_t kEOCDTotalNumEntries = 10; // offset to total #of entries in spanned archives + static const int32_t kEOCDSize = 12; // size of the central directory + static const int32_t kEOCDFileOffset = 16; // offset to central directory + static const int32_t kEOCDCommentSize = 20; // offset to the length of the file comment static const int32_t kMaxCommentLen = 65535; // longest possible in uint16_t static const int32_t kMaxEOCDSearch = (kMaxCommentLen + kEOCDLen); static const uint32_t kLFHSignature = 0x04034b50; static const int32_t kLFHLen = 30; // excluding variable-len fields + static const int32_t kLFHGPBFlags = 6; // offset to GPB flags static const int32_t kLFHNameLen = 26; // offset to filename length static const int32_t kLFHExtraLen = 28; // offset to extra length static const uint32_t kCDESignature = 0x02014b50; static const int32_t kCDELen = 46; // excluding variable-len fields + static const int32_t kCDEGPBFlags = 8; // offset to GPB flags static const int32_t kCDEMethod = 10; // offset to compression method static const int32_t kCDEModWhen = 12; // offset to modification timestamp static const int32_t kCDECRC = 16; // offset to entry CRC @@ -98,6 +104,10 @@ class ZipArchive { static const int32_t kCDECommentLen = 32; // offset to comment length static const int32_t kCDELocalOffset = 42; // offset to local hdr + // General Purpose Bit Flag + static const int32_t kGPFEncryptedFlag = (1 << 0); + static const int32_t kGPFUnsupportedMask = (kGPFEncryptedFlag); + // return new ZipArchive instance on success, NULL on error. static ZipArchive* Open(const std::string& filename); static ZipArchive* OpenFromFd(int fd); @@ -117,7 +127,7 @@ class ZipArchive { int fd_; uint16_t num_entries_; - off_t dir_offset_; + off64_t dir_offset_; UniquePtr<MemMap> dir_map_; typedef SafeMap<StringPiece, const byte*> DirEntries; DirEntries dir_entries_; |