Files
easy7zip/7zip/Archive/Arj/ArjIn.h
Igor Pavlov 8c1b5c7b7e 3.13
2016-05-28 00:15:41 +01:00

71 lines
1.3 KiB
C++
Executable File

// Archive/ArjIn.h
#pragma once
#ifndef __ARCHIVE_ARJIN_H
#define __ARCHIVE_ARJIN_H
#include "Common/Exception.h"
#include "Common/MyCom.h"
#include "../../IStream.h"
#include "Header.h"
#include "ArjItem.h"
namespace NArchive {
namespace NArj {
class CInArchiveException
{
public:
enum CCauseType
{
kUnexpectedEndOfArchive = 0,
kCRCError,
kIncorrectArchive,
kReadStreamError,
kSeekStreamError
}
Cause;
CInArchiveException(CCauseType cause);
};
class CProgressVirt
{
public:
STDMETHOD(SetCompleted)(const UINT64 *numFiles) PURE;
};
class CInArchive
{
CMyComPtr<IInStream> _stream;
UINT64 _streamStartPosition;
UINT64 _position;
UINT16 _blockSize;
BYTE _block[kMaxBlockSize];
bool FindAndReadMarker(const UINT64 *searchHeaderSizeLimit);
bool ReadBlock();
bool ReadBlock2();
HRESULT ReadBytes(void *data, UINT32 size, UINT32 *processedSize);
bool ReadBytesAndTestSize(void *data, UINT32 size);
void SafeReadBytes(void *data, UINT32 size);
void IncreasePositionValue(UINT64 addValue);
void ThrowIncorrectArchiveException();
public:
HRESULT GetNextItem(bool &filled, CItemEx &item);
bool Open(IInStream *inStream, const UINT64 *searchHeaderSizeLimit);
void Close();
void IncreaseRealPosition(UINT64 addValue);
};
}}
#endif