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-rwxr-xr-xCPP/7zip/Common/OffsetStream.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/CPP/7zip/Common/OffsetStream.h b/CPP/7zip/Common/OffsetStream.h
new file mode 100755
index 0000000..972a8ce
--- /dev/null
+++ b/CPP/7zip/Common/OffsetStream.h
@@ -0,0 +1,25 @@
+// OffsetStream.h
+
+#ifndef __OFFSETSTREAM_H
+#define __OFFSETSTREAM_H
+
+#include "Common/MyCom.h"
+#include "../IStream.h"
+
+class COffsetOutStream:
+ public IOutStream,
+ public CMyUnknownImp
+{
+ UInt64 _offset;
+ CMyComPtr<IOutStream> _stream;
+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