diff options
Diffstat (limited to 'src/libs/7zip/win/CPP/7zip/Archive/Com/ComHandler.cpp')
-rw-r--r-- | src/libs/7zip/win/CPP/7zip/Archive/Com/ComHandler.cpp | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Archive/Com/ComHandler.cpp b/src/libs/7zip/win/CPP/7zip/Archive/Com/ComHandler.cpp deleted file mode 100644 index 58f76439f..000000000 --- a/src/libs/7zip/win/CPP/7zip/Archive/Com/ComHandler.cpp +++ /dev/null @@ -1,239 +0,0 @@ -// ComHandler.cpp - -#include "StdAfx.h" - -#include "Common/ComTry.h" - -#include "Windows/PropVariant.h" - -#include "../../Common/LimitedStreams.h" -#include "../../Common/ProgressUtils.h" -#include "../../Common/StreamUtils.h" - -#include "../../Compress/CopyCoder.h" - -#include "ComHandler.h" - -namespace NArchive { -namespace NCom { - -STATPROPSTG kProps[] = -{ - { NULL, kpidPath, VT_BSTR}, - { NULL, kpidIsDir, VT_BOOL}, - { NULL, kpidSize, VT_UI8}, - { NULL, kpidPackSize, VT_UI8}, - { NULL, kpidCTime, VT_FILETIME}, - { NULL, kpidMTime, VT_FILETIME} -}; - -STATPROPSTG kArcProps[] = -{ - { NULL, kpidClusterSize, VT_UI4}, - { NULL, kpidSectorSize, VT_UI4} -}; - -IMP_IInArchive_Props -IMP_IInArchive_ArcProps - -STDMETHODIMP CHandler::GetArchiveProperty(PROPID propID, PROPVARIANT *value) -{ - COM_TRY_BEGIN - NWindows::NCOM::CPropVariant prop; - switch(propID) - { - case kpidClusterSize: prop = (UInt32)1 << _db.SectorSizeBits; break; - case kpidSectorSize: prop = (UInt32)1 << _db.MiniSectorSizeBits; break; - case kpidMainSubfile: if (_db.MainSubfile >= 0) prop = (UInt32)_db.MainSubfile; break; - } - prop.Detach(value); - return S_OK; - COM_TRY_END -} - -STDMETHODIMP CHandler::GetProperty(UInt32 index, PROPID propID, PROPVARIANT *value) -{ - COM_TRY_BEGIN - NWindows::NCOM::CPropVariant prop; - const CRef &ref = _db.Refs[index]; - const CItem &item = _db.Items[ref.Did]; - - switch(propID) - { - case kpidPath: prop = _db.GetItemPath(index); break; - case kpidIsDir: prop = item.IsDir(); break; - case kpidCTime: prop = item.CTime; break; - case kpidMTime: prop = item.MTime; break; - case kpidPackSize: if (!item.IsDir()) prop = _db.GetItemPackSize(item.Size); break; - case kpidSize: if (!item.IsDir()) prop = item.Size; break; - } - prop.Detach(value); - return S_OK; - COM_TRY_END -} - -STDMETHODIMP CHandler::Open(IInStream *inStream, - const UInt64 * /* maxCheckStartPosition */, - IArchiveOpenCallback * /* openArchiveCallback */) -{ - COM_TRY_BEGIN - Close(); - try - { - if (_db.Open(inStream) != S_OK) - return S_FALSE; - _stream = inStream; - } - catch(...) { return S_FALSE; } - return S_OK; - COM_TRY_END -} - -STDMETHODIMP CHandler::Close() -{ - _db.Clear(); - _stream.Release(); - return S_OK; -} - -STDMETHODIMP CHandler::Extract(const UInt32 *indices, UInt32 numItems, - Int32 testMode, IArchiveExtractCallback *extractCallback) -{ - COM_TRY_BEGIN - bool allFilesMode = (numItems == (UInt32)-1); - if (allFilesMode) - numItems = _db.Refs.Size(); - if (numItems == 0) - return S_OK; - UInt32 i; - UInt64 totalSize = 0; - for(i = 0; i < numItems; i++) - { - const CItem &item = _db.Items[_db.Refs[allFilesMode ? i : indices[i]].Did]; - if (!item.IsDir()) - totalSize += item.Size; - } - RINOK(extractCallback->SetTotal(totalSize)); - - UInt64 totalPackSize; - totalSize = totalPackSize = 0; - - NCompress::CCopyCoder *copyCoderSpec = new NCompress::CCopyCoder(); - CMyComPtr<ICompressCoder> copyCoder = copyCoderSpec; - - CLocalProgress *lps = new CLocalProgress; - CMyComPtr<ICompressProgressInfo> progress = lps; - lps->Init(extractCallback, false); - - for (i = 0; i < numItems; i++) - { - lps->InSize = totalPackSize; - lps->OutSize = totalSize; - RINOK(lps->SetCur()); - Int32 index = allFilesMode ? i : indices[i]; - const CItem &item = _db.Items[_db.Refs[index].Did]; - - CMyComPtr<ISequentialOutStream> outStream; - Int32 askMode = testMode ? - NExtract::NAskMode::kTest : - NExtract::NAskMode::kExtract; - RINOK(extractCallback->GetStream(index, &outStream, askMode)); - - if (item.IsDir()) - { - RINOK(extractCallback->PrepareOperation(askMode)); - RINOK(extractCallback->SetOperationResult(NExtract::NOperationResult::kOK)); - continue; - } - - totalPackSize += _db.GetItemPackSize(item.Size); - totalSize += item.Size; - - if (!testMode && !outStream) - continue; - RINOK(extractCallback->PrepareOperation(askMode)); - Int32 res = NExtract::NOperationResult::kDataError; - CMyComPtr<ISequentialInStream> inStream; - HRESULT hres = GetStream(index, &inStream); - if (hres == S_FALSE) - res = NExtract::NOperationResult::kDataError; - else if (hres == E_NOTIMPL) - res = NExtract::NOperationResult::kUnSupportedMethod; - else - { - RINOK(hres); - if (inStream) - { - RINOK(copyCoder->Code(inStream, outStream, NULL, NULL, progress)); - if (copyCoderSpec->TotalSize == item.Size) - res = NExtract::NOperationResult::kOK; - } - } - outStream.Release(); - RINOK(extractCallback->SetOperationResult(res)); - } - return S_OK; - COM_TRY_END -} - -STDMETHODIMP CHandler::GetNumberOfItems(UInt32 *numItems) -{ - *numItems = _db.Refs.Size(); - return S_OK; -} - -STDMETHODIMP CHandler::GetStream(UInt32 index, ISequentialInStream **stream) -{ - COM_TRY_BEGIN - *stream = 0; - const CItem &item = _db.Items[_db.Refs[index].Did]; - CClusterInStream *streamSpec = new CClusterInStream; - CMyComPtr<ISequentialInStream> streamTemp = streamSpec; - streamSpec->Stream = _stream; - streamSpec->StartOffset = 0; - - bool isLargeStream = _db.IsLargeStream(item.Size); - int bsLog = isLargeStream ? _db.SectorSizeBits : _db.MiniSectorSizeBits; - streamSpec->BlockSizeLog = bsLog; - streamSpec->Size = item.Size; - - UInt32 clusterSize = (UInt32)1 << bsLog; - UInt64 numClusters64 = (item.Size + clusterSize - 1) >> bsLog; - if (numClusters64 >= ((UInt32)1 << 31)) - return E_NOTIMPL; - streamSpec->Vector.Reserve((int)numClusters64); - UInt32 sid = item.Sid; - UInt64 size = item.Size; - - if (size != 0) - { - for (;; size -= clusterSize) - { - if (isLargeStream) - { - if (sid >= _db.FatSize) - return S_FALSE; - streamSpec->Vector.Add(sid + 1); - sid = _db.Fat[sid]; - } - else - { - UInt64 val; - if (sid >= _db.MatSize || !_db.GetMiniCluster(sid, val) || val >= (UInt64)1 << 32) - return S_FALSE; - streamSpec->Vector.Add((UInt32)val); - sid = _db.Mat[sid]; - } - if (size <= clusterSize) - break; - } - } - if (sid != NFatID::kEndOfChain) - return S_FALSE; - RINOK(streamSpec->InitAndSeek()); - *stream = streamTemp.Detach(); - return S_OK; - COM_TRY_END -} - -}} |