1 files changed, 9 insertions, 13 deletions

diff --git a/CPP/7zip/Common/OffsetStream.h b/CPP/7zip/Common/OffsetStream.h
index 9074a24..9bd554c 100644
--- a/CPP/7zip/Common/OffsetStream.h
+++ b/CPP/7zip/Common/OffsetStream.h
@@ -1,26 +1,22 @@
 // OffsetStream.h
 
-#ifndef __OFFSET_STREAM_H
-#define __OFFSET_STREAM_H
+#ifndef ZIP7_INC_OFFSET_STREAM_H
+#define ZIP7_INC_OFFSET_STREAM_H
 
 #include "../../Common/MyCom.h"
 
 #include "../IStream.h"
 
-class COffsetOutStream:
-  public IOutStream,
-  public CMyUnknownImp
-{
-  UInt64 _offset;
+Z7_CLASS_IMP_NOQIB_1(
+  COffsetOutStream
+  , IOutStream
+)
+  Z7_IFACE_COM7_IMP(ISequentialOutStream)
+
   CMyComPtr<IOutStream> _stream;
+  UInt64 _offset;
 public:
   HRESULT Init(IOutStream *stream, UInt64 offset);
-  
-  MY_UNKNOWN_IMP
-
-  STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
-  STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
-  STDMETHOD(SetSize)(UInt64 newSize);
 };
 
 #endif