YouCompleteMe/cpp/BoostParts/boost/mpi/detail/point_to_point.hpp
2012-05-09 21:45:30 -07:00

53 lines
1.7 KiB
C++

// Copyright 2005 Douglas Gregor.
// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// Message Passing Interface 1.1 -- Section 3. MPI Point-to-point
#ifndef BOOST_MPI_DETAIL_POINT_TO_POINT_HPP
#define BOOST_MPI_DETAIL_POINT_TO_POINT_HPP
// For (de-)serializing sends and receives
#include <boost/mpi/config.hpp>
#include <boost/mpi/packed_oarchive.hpp>
#include <boost/mpi/packed_iarchive.hpp>
namespace boost { namespace mpi { namespace detail {
/** Sends a packed archive using MPI_Send. */
BOOST_MPI_DECL void
packed_archive_send(MPI_Comm comm, int dest, int tag,
const packed_oarchive& ar);
/** Sends a packed archive using MPI_Isend.
*
* This routine may split sends into multiple packets. The MPI_Request
* for each packet will be placed into the out_requests array, up to
* num_out_requests packets. The number of packets sent will be
* returned from the function.
*
* @pre num_out_requests >= 2
*/
BOOST_MPI_DECL int
packed_archive_isend(MPI_Comm comm, int dest, int tag,
const packed_oarchive& ar,
MPI_Request* out_requests, int num_out_requests);
/**
* \overload
*/
BOOST_MPI_DECL int
packed_archive_isend(MPI_Comm comm, int dest, int tag,
const packed_iarchive& ar,
MPI_Request* out_requests, int num_out_requests);
/** Receives a packed archive using MPI_Recv. */
BOOST_MPI_DECL void
packed_archive_recv(MPI_Comm comm, int source, int tag, packed_iarchive& ar,
MPI_Status& status);
} } } // end namespace boost::mpi::detail
#endif // BOOST_MPI_DETAIL_POINT_TO_POINT_HPP