// smpi mpi datatype
typedef struct smpi_mpi_datatype_t {
size_t size;
+ ptrdiff_t lb;
+ ptrdiff_t ub;
+ uint16_t flags; /* flags: has it been committed, etc ...*/
+ uint16_t id; /* unused so far : data id, normally the index in the data array. */
} s_smpi_mpi_datatype_t;
// smpi mpi request
void smpi_process_init(int *argc, char ***argv);
void smpi_process_finalize(void);
int smpi_mpi_comm_rank(smpi_mpi_communicator_t comm);
+int smpi_mpi_type_get_extent(MPI_Datatype datatype, MPI_Aint *lb, MPI_Aint *extent);
int smpi_mpi_bcast(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm comm);
int smpi_mpi_barrier(smpi_mpi_communicator_t comm);
int smpi_mpi_isend(smpi_mpi_request_t request);
int smpi_mpi_irecv(smpi_mpi_request_t request);
int smpi_mpi_reduce(void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm);
+int smpi_mpi_sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype, int dest, int sendtag,
+ void *recvbuf, int recvcount, MPI_Datatype recvtype, int source, int recvtag,
+ MPI_Comm comm, MPI_Status *status);
int smpi_mpi_wait(smpi_mpi_request_t request, smpi_mpi_status_t * status);
int smpi_mpi_waitall(int count, smpi_mpi_request_t requests[], smpi_mpi_status_t status[]);
int smpi_mpi_waitany(int count, smpi_mpi_request_t requests[], int *index, smpi_mpi_status_t status[]);