1 files changed, 44 insertions, 0 deletions
diff --git a/src/libs/7zip/unix/CPP/7zip/Archive/Cab/CabBlockInStream.h b/src/libs/7zip/unix/CPP/7zip/Archive/Cab/CabBlockInStream.h
new file mode 100644
index 000000000..1db3835b4
--- /dev/null
+++ b/src/libs/7zip/unix/CPP/7zip/Archive/Cab/CabBlockInStream.h
@@ -0,0 +1,44 @@
+// CabBlockInStream.cpp
+
+#ifndef __CABBLOCKINSTREAM_H
+#define __CABBLOCKINSTREAM_H
+
+#include "Common/MyCom.h"
+#include "../../IStream.h"
+
+namespace NArchive {
+namespace NCab {
+
+class CCabBlockInStream:
+  public ISequentialInStream,
+  public CMyUnknownImp
+{
+  CMyComPtr<ISequentialInStream> _stream;
+  Byte *_buffer;
+  UInt32 _pos;
+  UInt32 _size;
+
+public:
+  UInt32 TotalPackSize;
+  UInt32 ReservedSize;
+  bool DataError;
+  bool MsZip;
+
+  CCabBlockInStream(): _buffer(0), ReservedSize(0), MsZip(false), DataError(false), TotalPackSize(0) {}
+  ~CCabBlockInStream();
+  bool Create();
+  void SetStream(ISequentialInStream *stream) {  _stream = stream; }
+
+  void InitForNewFolder() { TotalPackSize = 0; }
+  void InitForNewBlock() { _size = 0; }
+
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
+
+  HRESULT PreRead(UInt32 &packSize, UInt32 &unpackSize);
+};
+
+}}
+
+#endif