mpi::ffi

Function PMPI_Alltoall

Source 
pub unsafe extern "C" fn PMPI_Alltoall(
    sendbuf: *const c_void,
    sendcount: i32,
    sendtype: *mut ompi_datatype_t,
    recvbuf: *mut c_void,
    recvcount: i32,
    recvtype: *mut ompi_datatype_t,
    comm: *mut ompi_communicator_t,
) -> i32