XDRDecoder.h++

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/* ---------------------------------------------------------------------------
   commonc++ - A C++ Common Class Library
   Copyright (C) 2005-2014  Mark A Lindner

   This file is part of commonc++.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this library; if not, write to the Free
   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   ---------------------------------------------------------------------------
*/

#ifndef __ccxx_XDRDecoder_hxx
#define __ccxx_XDRDecoder_hxx

#include <commonc++/DataReader.h++>

namespace ccxx {

class Variant;

class COMMONCPP_API XDRDecoder
{
 public:

  XDRDecoder(DataReader& reader);

  ~XDRDecoder();

  inline XDRDecoder& decode(bool& v)
  { int vv; decode(vv); v = static_cast<bool>(vv); return(*this); }

  inline XDRDecoder& decode(byte_t& v)
  { uint32_t vv; decode(vv); v = static_cast<byte_t>(vv); return(*this); }

  inline XDRDecoder& decode(char& v)
  { uint32_t vv; decode(vv); v = static_cast<bool>(vv); return(*this); }

  inline XDRDecoder& decode(int16_t& v)
  { uint32_t vv; decode(vv); v = static_cast<int16_t>(vv); return(*this); }

  inline XDRDecoder& decode(uint16_t& v)
  { uint32_t vv; decode(vv); v = static_cast<uint16_t>(vv); return(*this); }

  inline XDRDecoder& decode(int32_t& v)
  { _reader >> v; return(*this); }

  inline XDRDecoder& decode(uint32_t& v)
  { _reader >> v; return(*this); }

  inline XDRDecoder& decode(int64_t& v)
  { _reader >> v; return(*this); }

  inline XDRDecoder& decode(uint64_t& v)
  { _reader >> v; return(*this); }

  inline XDRDecoder& decode(float& v)
  { _reader >> v; return(*this); }

  inline XDRDecoder& decode(double& v)
  { _reader >> v; return(*this); }

  XDRDecoder& decode(char* s, size_t maxlen = 0);

  XDRDecoder& decode(String& s, size_t maxlen = 0);

  XDRDecoder& decode(byte_t* v, size_t len);

  XDRDecoder& decode(Variant& v);

 private:

  DataReader& _reader;
};

} // namespace ccxx

#endif // __ccxx_XDRDecoder_hxx