Request.h

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//
// Class Request
//   A communication request handle for non-blocking communication.
//
#ifndef IPPL_MPI_REQUEST_H
#define IPPL_MPI_REQUEST_H
 
#include "Communicate/Status.h"
 
namespace ippl {
    namespace mpi {
 
        class Request {
        public:
            Request()
                : request_m(MPI_REQUEST_NULL) {}
 
            ~Request();
 
            //             operator MPI_Request&() noexcept { return request_m; }
 
            //             operator const MPI_Request&() const noexcept { return request_m; }
 
            operator MPI_Request*() noexcept { return &request_m; }
 
            operator const MPI_Request*() const noexcept { return &request_m; }
 
            bool completed();
 
            void free() { MPI_Request_free(&request_m); }
 
            void wait() { MPI_Wait(&request_m, MPI_STATUS_IGNORE); }
 
        private:
            MPI_Request request_m;
        };
    }  // namespace mpi
}  // namespace ippl
 
#endif