00001
00005 class network
00006 {
00007 public:
00013 static void init(int &_argc, char** &_argv)
00014 {
00015 MPI_Init(&_argc, &_argv);
00016 }
00020 static void finalize()
00021 {
00022 MPI_Finalize();
00023 }
00028 static void time(double &_t)
00029 {
00030 _t = MPI_Wtime();
00031 }
00036 static void rank(int &_rank)
00037 {
00038 MPI_Comm_rank(MPI_COMM_WORLD, &_rank);
00039 }
00044 static void size(int &_size)
00045 {
00046 MPI_Comm_size(MPI_COMM_WORLD, &_size);
00047 }
00051 static void barrier()
00052 {
00053 MPI_Barrier(MPI_COMM_WORLD);
00054 }
00062 static void alltoall(void* _s, int _slen, void* _r, int _rlen)
00063 {
00064 MPI_Alltoall(_s, _slen, MPI_CHAR, _r, _rlen, MPI_CHAR, MPI_COMM_WORLD);
00065 }
00075 static void alltoallv(void* _s, int* _slen, int* _soff, void* _r, int* _rlen, int* _roff)
00076 {
00077 MPI_Alltoallv(_s, _slen, _soff, MPI_CHAR, _r, _rlen, _roff, MPI_CHAR, MPI_COMM_WORLD);
00078 }
00086 static void allgather(void* _s, int _slen, void* _r, int _rlen)
00087 {
00088 MPI_Allgather(_s, _slen, MPI_CHAR, _r, _rlen, MPI_CHAR, MPI_COMM_WORLD);
00089 }
00098 static void allgatherv(void* _s, int _slen, void* _r, int* _rlen, int* _roff)
00099 {
00100 MPI_Allgatherv(_s, _slen, MPI_CHAR, _r, _rlen, _roff, MPI_CHAR, MPI_COMM_WORLD);
00101 }
00102
00103 };
