qzdoom/src/w_zip.h
2016-03-01 09:47:10 -06:00

76 lines
1.4 KiB
C

#ifndef __W_ZIP
#define __W_ZIP
#pragma pack(1)
// FZipCentralInfo
struct FZipEndOfCentralDirectory
{
DWORD Magic;
WORD DiskNumber;
WORD FirstDisk;
WORD NumEntries;
WORD NumEntriesOnAllDisks;
DWORD DirectorySize;
DWORD DirectoryOffset;
WORD ZipCommentLength;
};
// FZipFileInfo
struct FZipCentralDirectoryInfo
{
DWORD Magic;
BYTE VersionMadeBy[2];
BYTE VersionToExtract[2];
WORD Flags;
WORD Method;
WORD ModTime;
WORD ModDate;
DWORD CRC32;
DWORD CompressedSize;
DWORD UncompressedSize;
WORD NameLength;
WORD ExtraLength;
WORD CommentLength;
WORD StartingDiskNumber;
WORD InternalAttributes;
DWORD ExternalAttributes;
DWORD LocalHeaderOffset;
// file name and other variable length info follows
};
// FZipLocalHeader
struct FZipLocalFileHeader
{
DWORD Magic;
BYTE VersionToExtract[2];
WORD Flags;
WORD Method;
WORD ModTime;
WORD ModDate;
DWORD CRC32;
DWORD CompressedSize;
DWORD UncompressedSize;
WORD NameLength;
WORD ExtraLength;
// file name and other variable length info follows
};
#pragma pack()
#define ZIP_LOCALFILE MAKE_ID('P','K',3,4)
#define ZIP_CENTRALFILE MAKE_ID('P','K',1,2)
#define ZIP_ENDOFDIR MAKE_ID('P','K',5,6)
#define METHOD_STORED 0
#define METHOD_SHRINK 1
#define METHOD_IMPLODE 6
#define METHOD_DEFLATE 8
#define METHOD_BZIP2 12
#define METHOD_LZMA 14
#define METHOD_PPMD 98
// File header flags.
#define ZF_ENCRYPTED 0x1
#endif