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// CWrappers.h
#ifndef __C_WRAPPERS_H
#define __C_WRAPPERS_H
#include "../ICoder.h"
#include "../../Common/MyCom.h"
struct CCompressProgressWrap
{
ICompressProgress p;
ICompressProgressInfo *Progress;
HRESULT Res;
CCompressProgressWrap(ICompressProgressInfo *progress);
};
struct CSeqInStreamWrap
{
ISeqInStream p;
ISequentialInStream *Stream;
HRESULT Res;
CSeqInStreamWrap(ISequentialInStream *stream);
};
struct CSeekInStreamWrap
{
ISeekInStream p;
IInStream *Stream;
HRESULT Res;
CSeekInStreamWrap(IInStream *stream);
};
struct CSeqOutStreamWrap
{
ISeqOutStream p;
ISequentialOutStream *Stream;
HRESULT Res;
UInt64 Processed;
CSeqOutStreamWrap(ISequentialOutStream *stream);
};
HRESULT SResToHRESULT(SRes res);
struct CByteInBufWrap
{
IByteIn p;
const Byte *Cur;
const Byte *Lim;
Byte *Buf;
UInt32 Size;
ISequentialInStream *Stream;
UInt64 Processed;
bool Extra;
HRESULT Res;
CByteInBufWrap();
~CByteInBufWrap() { Free(); }
void Free();
bool Alloc(UInt32 size);
void Init()
{
Lim = Cur = Buf;
Processed = 0;
Extra = false;
Res = S_OK;
}
UInt64 GetProcessed() const { return Processed + (Cur - Buf); }
Byte ReadByteFromNewBlock();
Byte ReadByte()
{
if (Cur != Lim)
return *Cur++;
return ReadByteFromNewBlock();
}
};
struct CByteOutBufWrap
{
IByteOut p;
Byte *Cur;
const Byte *Lim;
Byte *Buf;
size_t Size;
ISequentialOutStream *Stream;
UInt64 Processed;
HRESULT Res;
CByteOutBufWrap();
~CByteOutBufWrap() { Free(); }
void Free();
bool Alloc(size_t size);
void Init()
{
Cur = Buf;
Lim = Buf + Size;
Processed = 0;
Res = S_OK;
}
UInt64 GetProcessed() const { return Processed + (Cur - Buf); }
HRESULT Flush();
void WriteByte(Byte b)
{
*Cur++ = b;
if (Cur == Lim)
Flush();
}
};
#endif
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