71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
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// UpdateProduce.cpp
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#include "StdAfx.h"
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#include "UpdateProduce.h"
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using namespace NUpdateArchive;
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static const char *kUpdateActionSetCollision = "Internal collision in update action set";
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void UpdateProduce(
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const CRecordVector<CUpdatePair> &updatePairs,
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const CActionSet &actionSet,
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CRecordVector<CUpdatePair2> &operationChain,
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IUpdateProduceCallback *callback)
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{
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FOR_VECTOR (i, updatePairs)
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{
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const CUpdatePair &pair = updatePairs[i];
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CUpdatePair2 up2;
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up2.DirIndex = pair.DirIndex;
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up2.ArcIndex = pair.ArcIndex;
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up2.NewData = up2.NewProps = true;
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up2.UseArcProps = false;
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switch (actionSet.StateActions[(unsigned)pair.State])
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{
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case NPairAction::kIgnore:
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if (pair.ArcIndex >= 0 && callback)
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callback->ShowDeleteFile(pair.ArcIndex);
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continue;
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case NPairAction::kCopy:
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if (pair.State == NPairState::kOnlyOnDisk)
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throw kUpdateActionSetCollision;
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if (pair.State == NPairState::kOnlyInArchive)
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{
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if (pair.HostIndex >= 0)
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{
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/*
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ignore alt stream if
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1) no such alt stream in Disk
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2) there is Host file in disk
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*/
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if (updatePairs[pair.HostIndex].DirIndex >= 0)
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continue;
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}
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}
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up2.NewData = up2.NewProps = false;
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up2.UseArcProps = true;
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break;
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case NPairAction::kCompress:
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if (pair.State == NPairState::kOnlyInArchive ||
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pair.State == NPairState::kNotMasked)
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throw kUpdateActionSetCollision;
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break;
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case NPairAction::kCompressAsAnti:
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up2.IsAnti = true;
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up2.UseArcProps = (pair.ArcIndex >= 0);
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break;
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}
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operationChain.Add(up2);
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}
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operationChain.ReserveDown();
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}
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