/
7zHeader.h
96 lines (70 loc) · 1.43 KB
/
7zHeader.h
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// 7z/7zHeader.h
#ifndef __7Z_HEADER_H
#define __7Z_HEADER_H
#include "../../../Common/Types.h"
namespace NArchive {
namespace N7z {
const int kSignatureSize = 6;
extern Byte kSignature[kSignatureSize];
// #define _7Z_VOL
// 7z-MultiVolume is not finished yet.
// It can work already, but I still do not like some
// things of that new multivolume format.
// So please keep it commented.
#ifdef _7Z_VOL
extern Byte kFinishSignature[kSignatureSize];
#endif
struct CArchiveVersion
{
Byte Major;
Byte Minor;
};
const Byte kMajorVersion = 0;
struct CStartHeader
{
UInt64 NextHeaderOffset;
UInt64 NextHeaderSize;
UInt32 NextHeaderCRC;
};
const UInt32 kStartHeaderSize = 20;
#ifdef _7Z_VOL
struct CFinishHeader: public CStartHeader
{
UInt64 ArchiveStartOffset; // data offset from end if that struct
UInt64 AdditionalStartBlockSize; // start signature & start header size
};
const UInt32 kFinishHeaderSize = kStartHeaderSize + 16;
#endif
namespace NID
{
enum EEnum
{
kEnd,
kHeader,
kArchiveProperties,
kAdditionalStreamsInfo,
kMainStreamsInfo,
kFilesInfo,
kPackInfo,
kUnPackInfo,
kSubStreamsInfo,
kSize,
kCRC,
kFolder,
kCodersUnPackSize,
kNumUnPackStream,
kEmptyStream,
kEmptyFile,
kAnti,
kName,
kCreationTime,
kLastAccessTime,
kLastWriteTime,
kWinAttributes,
kComment,
kEncodedHeader,
kStartPos
};
}
}}
#endif