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This commit is contained in:
Igor Pavlov
2005-05-30 00:00:00 +00:00
committed by Kornel Lesiński
parent 8c1b5c7b7e
commit 3c510ba80b
926 changed files with 40559 additions and 23519 deletions
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39
7zip/Archive/Common/InStreamWithCRC.h
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@@ -1,7 +1,5 @@
// InStreamWithCRC.h
// #pragma once
#ifndef __INSTREAMWITHCRC_H
#define __INSTREAMWITHCRC_H
@@ -9,6 +7,31 @@
#include "../../../Common/MyCom.h"
#include "../../IStream.h"
class CSequentialInStreamWithCRC:
public ISequentialInStream,
public CMyUnknownImp
{
public:
MY_UNKNOWN_IMP
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize);
private:
CMyComPtr<ISequentialInStream> _stream;
UInt64 _size;
CCRC _crc;
public:
void Init(ISequentialInStream *stream)
{
_stream = stream;
_size = 0;
_crc.Init();
}
void ReleaseStream() { _stream.Release(); }
UInt32 GetCRC() const { return _crc.GetDigest(); }
UInt64 GetSize() const { return _size; }
};
class CInStreamWithCRC:
public IInStream,
public CMyUnknownImp
@@ -16,12 +39,12 @@ class CInStreamWithCRC:
public:
MY_UNKNOWN_IMP
STDMETHOD(Read)(void *data, UINT32 size, UINT32 *processedSize);
STDMETHOD(ReadPart)(void *data, UINT32 size, UINT32 *processedSize);
STDMETHOD(Seek)(INT64 offset, UINT32 seekOrigin, UINT64 *newPosition);
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
private:
CMyComPtr<IInStream> _stream;
UINT64 _size;
UInt64 _size;
CCRC _crc;
public:
void Init(IInStream *stream)
@@ -31,8 +54,8 @@ public:
_crc.Init();
}
void ReleaseStream() { _stream.Release(); }
UINT32 GetCRC() const { return _crc.GetDigest(); }
UINT64 GetSize() const { return _size; }
UInt32 GetCRC() const { return _crc.GetDigest(); }
UInt64 GetSize() const { return _size; }
};
#endif