text: // ======================================================================== //
  // Copyright 2009-2017 Intel Corporation                                    //
  //                                                                          //
  // Licensed under the Apache License, Version 2.0 (the "License");          //
  // you may not use this file except in compliance with the License.         //
  // You may obtain a copy of the License at                                  //
  //                                                                          //
  //     http://www.apache.org/licenses/LICENSE-2.0                           //
  //                                                                          //
  // Unless required by applicable law or agreed to in writing, software      //
  // distributed under the License is distributed on an "AS IS" BASIS,        //
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. //
  // See the License for the specific language governing permissions and      //
  // limitations under the License.                                           //
  // ======================================================================== //
  
  #pragma once
  
  #include <cstdlib>
  
  namespace ospcommon {
    namespace networking {
  
      /*! abstraction for a physical fabric that can transmit data -
        sockets, mpi, etc */
      struct Fabric
      {
        /*! send exact number of bytes - the fabric can do that through
          multiple smaller messages, but all bytes have to be
          delivered */
        virtual void   send(void *mem, size_t s) = 0;
  
        /*! receive some block of data - whatever the sender has sent -
          and give us size and pointer to this data */
        virtual size_t read(void *&mem) = 0;
      };
  
    } // ::ospcommon::networking
  } // ::ospcommon
  