diff -r 5f819b90d479 -r 99b265e0d1d0 misc/libphysfs/lzma/CPP/7zip/Archive/7z/7zFolderInStream.cpp
--- a/misc/libphysfs/lzma/CPP/7zip/Archive/7z/7zFolderInStream.cpp	Thu Oct 11 23:43:31 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,130 +0,0 @@
-// 7zFolderInStream.cpp
-
-#include "StdAfx.h"
-
-#include "7zFolderInStream.h"
-
-namespace NArchive {
-namespace N7z {
-
-CFolderInStream::CFolderInStream()
-{
-  _inStreamWithHashSpec = new CSequentialInStreamWithCRC;
-  _inStreamWithHash = _inStreamWithHashSpec;
-}
-
-void CFolderInStream::Init(IArchiveUpdateCallback *updateCallback, 
-    const UInt32 *fileIndices, UInt32 numFiles)
-{
-  _updateCallback = updateCallback;
-  _numFiles = numFiles;
-  _fileIndex = 0;
-  _fileIndices = fileIndices;
-  Processed.Clear();
-  CRCs.Clear();
-  Sizes.Clear();
-  _fileIsOpen = false;
-  _currentSizeIsDefined = false;
-}
-
-HRESULT CFolderInStream::OpenStream()
-{
-  _filePos = 0;
-  while (_fileIndex < _numFiles)
-  {
-    _currentSizeIsDefined = false;
-    CMyComPtr<ISequentialInStream> stream;
-    HRESULT result = _updateCallback->GetStream(_fileIndices[_fileIndex], &stream);
-    if (result != S_OK && result != S_FALSE)
-      return result;
-    _fileIndex++;
-    _inStreamWithHashSpec->SetStream(stream);
-    _inStreamWithHashSpec->Init();
-    if (!stream)
-    {
-      RINOK(_updateCallback->SetOperationResult(NArchive::NUpdate::NOperationResult::kOK));
-      Sizes.Add(0);
-      Processed.Add(result == S_OK);
-      AddDigest();
-      continue;
-    }
-    CMyComPtr<IStreamGetSize> streamGetSize;
-    if (stream.QueryInterface(IID_IStreamGetSize, &streamGetSize) == S_OK)
-    {
-      if(streamGetSize)
-      {
-        _currentSizeIsDefined = true;
-        RINOK(streamGetSize->GetSize(&_currentSize));
-      }
-    }
-
-    _fileIsOpen = true;
-    return S_OK;
-  }
-  return S_OK;
-}
-
-void CFolderInStream::AddDigest()
-{
-  CRCs.Add(_inStreamWithHashSpec->GetCRC());
-}
-
-HRESULT CFolderInStream::CloseStream()
-{
-  RINOK(_updateCallback->SetOperationResult(NArchive::NUpdate::NOperationResult::kOK));
-  _inStreamWithHashSpec->ReleaseStream();
-  _fileIsOpen = false;
-  Processed.Add(true);
-  Sizes.Add(_filePos);
-  AddDigest();
-  return S_OK;
-}
-
-STDMETHODIMP CFolderInStream::Read(void *data, UInt32 size, UInt32 *processedSize)
-{
-  UInt32 realProcessedSize = 0;
-  while ((_fileIndex < _numFiles || _fileIsOpen) && size > 0)
-  {
-    if (_fileIsOpen)
-    {
-      UInt32 localProcessedSize;
-      RINOK(_inStreamWithHash->Read(
-          ((Byte *)data) + realProcessedSize, size, &localProcessedSize));
-      if (localProcessedSize == 0)
-      {
-        RINOK(CloseStream());
-        continue;
-      }
-      realProcessedSize += localProcessedSize;
-      _filePos += localProcessedSize;
-      size -= localProcessedSize;
-      break;
-    }
-    else
-    {
-      RINOK(OpenStream());
-    }
-  }
-  if (processedSize != 0)
-    *processedSize = realProcessedSize;
-  return S_OK;
-}
-
-STDMETHODIMP CFolderInStream::GetSubStreamSize(UInt64 subStream, UInt64 *value)
-{
-  *value = 0;
-  int subStreamIndex = (int)subStream;
-  if (subStreamIndex < 0 || subStream > Sizes.Size())
-    return E_FAIL;
-  if (subStreamIndex < Sizes.Size())
-  {
-    *value= Sizes[subStreamIndex];
-    return S_OK;
-  }
-  if (!_currentSizeIsDefined)
-    return S_FALSE;
-  *value = _currentSize;
-  return S_OK;
-}
-
-}}