DwmAESGCMIstream.hh

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//===========================================================================
// @(#) $DwmPath: dwm/libDwmAuth/tags/libDwmAuth-0.3.6/include/DwmAESGCMIstream.hh 10837 $
// @(#) $Id: DwmAESGCMIstream.hh 10837 2020-07-05 09:14:15Z dwm $
//===========================================================================
//  Copyright (c) Daniel W. McRobb 2020
//  All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions
//  are met:
//
//  1. Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
//  2. Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//  3. The names of the authors and copyright holders may not be used to
//     endorse or promote products derived from this software without
//     specific prior written permission.
//
//  IN NO EVENT SHALL DANIEL W. MCROBB BE LIABLE TO ANY PARTY FOR
//  DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
//  INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE,
//  EVEN IF DANIEL W. MCROBB HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
//  DAMAGE.
//
//  THE SOFTWARE PROVIDED HEREIN IS ON AN "AS IS" BASIS, AND
//  DANIEL W. MCROBB HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
//  UPDATES, ENHANCEMENTS, OR MODIFICATIONS. DANIEL W. MCROBB MAKES NO
//  REPRESENTATIONS AND EXTENDS NO WARRANTIES OF ANY KIND, EITHER
//  IMPLIED OR EXPRESS, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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//  OR THAT THE USE OF THIS SOFTWARE WILL NOT INFRINGE ANY PATENT,
//  TRADEMARK OR OTHER RIGHTS.
//===========================================================================

//---------------------------------------------------------------------------
//---------------------------------------------------------------------------

#ifndef _DWMAESGCMISTREAM_HH_
#define _DWMAESGCMISTREAM_HH_

#include "DwmAESGCMInBuffer.hh"

namespace Dwm {

  namespace AESGCM {

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    class Istream
      : public std::istream
    {
    public:
      //----------------------------------------------------------------------
      //----------------------------------------------------------------------
      Istream(std::istream & is, const std::string & key)
          : std::istream(new InBuffer(is, key))
      {}
      
      //----------------------------------------------------------------------
      //----------------------------------------------------------------------
      virtual ~Istream()
      {
        delete rdbuf();
      }

    };
    
  }  // namespace AESGCM

}  // namespace Dwm

#endif  // _DWMAESGCMISTREAM_HH_