4.44 beta

CPP/7zip/Archive/Lzh/LzhOutStreamWithCRC.h

@@ -0,0 +1,38 @@
+// LzhOutStreamWithCRC.h
+
+#ifndef __LZHOUTSTREAMWITHCRC_H
+#define __LZHOUTSTREAMWITHCRC_H
+
+#include "LzhCRC.h"
+#include "../../../Common/MyCom.h"
+#include "../../IStream.h"
+
+namespace NArchive {
+namespace NLzh {
+
+class COutStreamWithCRC: 
+  public ISequentialOutStream,
+  public CMyUnknownImp
+{
+public:
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
+private:
+  CCRC _crc;
+  CMyComPtr<ISequentialOutStream> _stream;
+public:
+  void Init(ISequentialOutStream *stream)
+  {
+    _stream = stream;
+    _crc.Init();
+  }
+  void ReleaseStream() { _stream.Release(); }
+  UInt32 GetCRC() const { return _crc.GetDigest(); }
+  void InitCRC() { _crc.Init(); }
+
+};
+
+}}
+
+#endif