4.44 beta

2025-12-11 06:07:12 -06:00 · 2007-01-20 00:00:00 +00:00
parent 804edc5756
commit d9666cf046
1331 changed files with 10535 additions and 13791 deletions
--- a/CPP/7zip/Archive/Deb/DebHandler.cpp
+++ b/CPP/7zip/Archive/Deb/DebHandler.cpp
@@ -0,0 +1,255 @@
+// DebHandler.cpp
+
+#include "StdAfx.h"
+
+#include "DebHandler.h"
+#include "DebIn.h"
+
+#include "Common/Defs.h"
+#include "Common/StringConvert.h"
+#include "Common/NewHandler.h"
+#include "Common/ComTry.h"
+
+#include "Windows/Time.h"
+#include "Windows/PropVariant.h"
+
+#include "../../Common/ProgressUtils.h"
+#include "../../Common/LimitedStreams.h"
+
+#include "../../Compress/Copy/CopyCoder.h"
+
+#include "../Common/ItemNameUtils.h"
+
+using namespace NWindows;
+using namespace NTime;
+
+namespace NArchive {
+namespace NDeb {
+
+STATPROPSTG kProperties[] = 
+{
+  { NULL, kpidPath, VT_BSTR},
+  // { NULL, kpidIsFolder, VT_BOOL},
+  { NULL, kpidSize, VT_UI8},
+  { NULL, kpidPackedSize, VT_UI8},
+  { NULL, kpidLastWriteTime, VT_FILETIME}
+};
+
+STDMETHODIMP CHandler::GetArchiveProperty(PROPID /* propID */, PROPVARIANT *value)
+{
+  value->vt = VT_EMPTY;
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::GetNumberOfProperties(UInt32 *numProperties)
+{
+  *numProperties = sizeof(kProperties) / sizeof(kProperties[0]);
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::GetPropertyInfo(UInt32 index,     
+      BSTR *name, PROPID *propID, VARTYPE *varType)
+{
+  if(index >= sizeof(kProperties) / sizeof(kProperties[0]))
+    return E_INVALIDARG;
+  const STATPROPSTG &srcItem = kProperties[index];
+  *propID = srcItem.propid;
+  *varType = srcItem.vt;
+  *name = 0;
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::GetNumberOfArchiveProperties(UInt32 *numProperties)
+{
+  *numProperties = 0;
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::GetArchivePropertyInfo(UInt32 /* index */,     
+      BSTR * /* name */, PROPID * /* propID */, VARTYPE * /* varType */)
+{
+  return E_INVALIDARG;
+}
+
+
+STDMETHODIMP CHandler::Open(IInStream *stream, 
+    const UInt64 * /* maxCheckStartPosition */,
+    IArchiveOpenCallback *openArchiveCallback)
+{
+  COM_TRY_BEGIN
+  {
+    CInArchive archive;
+    if(archive.Open(stream) != S_OK)
+      return S_FALSE;
+    _items.Clear();
+
+    if (openArchiveCallback != NULL)
+    {
+      RINOK(openArchiveCallback->SetTotal(NULL, NULL));
+      UInt64 numFiles = _items.Size();
+      RINOK(openArchiveCallback->SetCompleted(&numFiles, NULL));
+    }
+
+    for (;;)
+    {
+      CItemEx itemInfo;
+      bool filled;
+      HRESULT result = archive.GetNextItem(filled, itemInfo);
+      if (result == S_FALSE)
+        return S_FALSE;
+      if (result != S_OK)
+        return S_FALSE;
+      if (!filled)
+        break;
+      _items.Add(itemInfo);
+      archive.SkeepData(itemInfo.Size);
+      if (openArchiveCallback != NULL)
+      {
+        UInt64 numFiles = _items.Size();
+        RINOK(openArchiveCallback->SetCompleted(&numFiles, NULL));
+      }
+    }
+    _inStream = stream;
+  }
+  return S_OK;
+  COM_TRY_END
+}
+
+STDMETHODIMP CHandler::Close()
+{
+  _inStream.Release();
+  _items.Clear();
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::GetNumberOfItems(UInt32 *numItems)
+{
+  *numItems = _items.Size();
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::GetProperty(UInt32 index, PROPID propID, PROPVARIANT *value)
+{
+  COM_TRY_BEGIN
+  NWindows::NCOM::CPropVariant propVariant;
+  const CItemEx &item = _items[index];
+
+  switch(propID)
+  {
+    case kpidPath:
+      propVariant = (const wchar_t *)NItemName::GetOSName2(
+          MultiByteToUnicodeString(item.Name, CP_OEMCP));
+      break;
+    case kpidIsFolder:
+      propVariant = false;
+      break;
+    case kpidSize:
+    case kpidPackedSize:
+      propVariant = item.Size;
+      break;
+    case kpidLastWriteTime:
+    {
+      FILETIME utcFileTime;
+      if (item.ModificationTime != 0)
+        NTime::UnixTimeToFileTime(item.ModificationTime, utcFileTime);
+      else
+      {
+        utcFileTime.dwLowDateTime = 0;
+        utcFileTime.dwHighDateTime = 0;
+      }
+      propVariant = utcFileTime;
+      break;
+    }
+  }
+  propVariant.Detach(value);
+  return S_OK;
+  COM_TRY_END
+}
+
+STDMETHODIMP CHandler::Extract(const UInt32* indices, UInt32 numItems,
+    Int32 _aTestMode, IArchiveExtractCallback *extractCallback)
+{
+  COM_TRY_BEGIN
+  bool allFilesMode = (numItems == UInt32(-1));
+  if (allFilesMode)
+    numItems = _items.Size();
+  if(numItems == 0)
+    return S_OK;
+  bool testMode = (_aTestMode != 0);
+  UInt64 totalSize = 0;
+  UInt32 i;
+  for(i = 0; i < numItems; i++)
+    totalSize += _items[allFilesMode ? i : indices[i]].Size;
+  extractCallback->SetTotal(totalSize);
+
+  UInt64 currentTotalSize = 0;
+  UInt64 currentItemSize;
+  
+  CMyComPtr<ICompressCoder> copyCoder;
+
+  for(i = 0; i < numItems; i++, currentTotalSize += currentItemSize)
+  {
+    RINOK(extractCallback->SetCompleted(&currentTotalSize));
+    CMyComPtr<ISequentialOutStream> realOutStream;
+    Int32 askMode;
+    askMode = testMode ? NArchive::NExtract::NAskMode::kTest :
+        NArchive::NExtract::NAskMode::kExtract;
+    Int32 index = allFilesMode ? i : indices[i];
+    const CItemEx &itemInfo = _items[index];
+    
+    RINOK(extractCallback->GetStream(index, &realOutStream, askMode));
+
+    currentItemSize = itemInfo.Size;
+
+    if(!testMode && (!realOutStream))
+    {
+      continue;
+    }
+    RINOK(extractCallback->PrepareOperation(askMode));
+    {
+      if (testMode)
+      {
+        RINOK(extractCallback->SetOperationResult(NArchive::NExtract::NOperationResult::kOK));
+        continue;
+      }
+
+      RINOK(_inStream->Seek(itemInfo.GetDataPosition(), STREAM_SEEK_SET, NULL));
+      CLimitedSequentialInStream *streamSpec = new CLimitedSequentialInStream;
+      CMyComPtr<ISequentialInStream> inStream(streamSpec);
+      streamSpec->SetStream(_inStream);
+      streamSpec->Init(itemInfo.Size);
+
+      CLocalProgress *localProgressSpec = new CLocalProgress;
+      CMyComPtr<ICompressProgressInfo> progress = localProgressSpec;
+      localProgressSpec->Init(extractCallback, false);
+
+      CLocalCompressProgressInfo *localCompressProgressSpec = 
+          new CLocalCompressProgressInfo;
+      CMyComPtr<ICompressProgressInfo> compressProgress = localCompressProgressSpec;
+      localCompressProgressSpec->Init(progress, 
+          &currentTotalSize, &currentTotalSize);
+
+      if(copyCoder == NULL)
+      {
+        copyCoder = new NCompress::CCopyCoder;
+      }
+      try
+      {
+        RINOK(copyCoder->Code(inStream, realOutStream,
+            NULL, NULL, compressProgress));
+      }
+      catch(...)
+      {
+        realOutStream.Release();
+        RINOK(extractCallback->SetOperationResult(NArchive::NExtract::NOperationResult::kDataError));
+        continue;
+      }
+      realOutStream.Release();
+      RINOK(extractCallback->SetOperationResult(NArchive::NExtract::NOperationResult::kOK));
+    }
+  }
+  return S_OK;
+  COM_TRY_END
+}
+
+}}