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This commit is contained in:
Igor Pavlov
2023-12-22 17:17:05 +00:00
committed by Kornel
parent ec44a8a070
commit a36c48cece
954 changed files with 42199 additions and 25482 deletions
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51
CPP/7zip/Archive/Common/MultiStream.h
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@@ -1,20 +1,23 @@
// MultiStream.h
#ifndef __MULTI_STREAM_H
#define __MULTI_STREAM_H
#ifndef ZIP7_INC_MULTI_STREAM_H
#define ZIP7_INC_MULTI_STREAM_H
#include "../../../Common/MyCom.h"
#include "../../../Common/MyVector.h"
#include "../../IStream.h"
#include "../../Archive/IArchive.h"
class CMultiStream:
public IInStream,
public CMyUnknownImp
{
Z7_CLASS_IMP_COM_1(
CMultiStream
, IInStream
)
Z7_IFACE_COM7_IMP(ISequentialInStream)
unsigned _streamIndex;
UInt64 _pos;
UInt64 _totalLength;
unsigned _streamIndex;
public:
@@ -24,12 +27,12 @@ public:
UInt64 Size;
UInt64 GlobalOffset;
UInt64 LocalPos;
CSubStreamInfo(): Size(0), GlobalOffset(0), LocalPos(0) {}
};
CMyComPtr<IArchiveUpdateCallbackFile> updateCallbackFile;
CObjectVector<CSubStreamInfo> Streams;
HRESULT Init()
{
UInt64 total = 0;
@@ -37,26 +40,27 @@ public:
{
CSubStreamInfo &s = Streams[i];
s.GlobalOffset = total;
total += Streams[i].Size;
RINOK(s.Stream->Seek(0, STREAM_SEEK_CUR, &s.LocalPos));
total += s.Size;
s.LocalPos = 0;
{
// it was already set to start
// RINOK(InStream_GetPos(s.Stream, s.LocalPos));
}
}
_totalLength = total;
_pos = 0;
_streamIndex = 0;
return S_OK;
}
MY_UNKNOWN_IMP1(IInStream)
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
};
/*
class COutMultiStream:
public IOutStream,
public CMyUnknownImp
{
Z7_CLASS_IMP_COM_1(
COutMultiStream,
IOutStream
)
Z7_IFACE_COM7_IMP(ISequentialOutStream)
unsigned _streamIndex; // required stream
UInt64 _offsetPos; // offset from start of _streamIndex index
UInt64 _absPos;
@@ -78,11 +82,6 @@ public:
_absPos = 0;
_length = 0;
}
MY_UNKNOWN_IMP1(IOutStream)
STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
};
*/