src/bin/makeudfimage/EmbeddedStream.h

   1 //----------------------------------------------------------------------
   2 //  This software is part of the OpenBeOS distribution and is covered
   3 //  by the OpenBeOS license.
   4 //
   5 //  Copyright (c) 2003 Tyler Dauwalder, tyler@dauwalder.net
   6 //----------------------------------------------------------------------
   7
   8 /*! \file EmbeddedStream.h
   9 */
  10
  11 #ifndef _EMBEDDED_STREAM_H
  12 #define _EMBEDDED_STREAM_H
  13
  14 #include "SimulatedStream.h"
  15
  16 /*! \brief SimulatedStream implementation that takes a single,
  17         not-neccessarily-block-aligned extent.
  18 */
  19 class EmbeddedStream : public SimulatedStream {
  20 public:
  21         EmbeddedStream(DataStream &stream, off_t offset, size_t size);
  22
  23 protected:
  24         virtual status_t _GetExtent(off_t pos, size_t size, data_extent &extent);
  25         virtual off_t _Size();
  26
  27 private:
  28         off_t fOffset;
  29         size_t fSize;
  30 };
  31
  32 #endif  // _EMBEDDED_STREAM_H