+int smpi_mpi_win_free( MPI_Win* win);
+
+MPI_Win smpi_mpi_win_create( void *base, MPI_Aint size, int disp_unit, MPI_Info info, MPI_Comm comm);
+
+void smpi_mpi_win_get_name(MPI_Win win, char* name, int* length);
+void smpi_mpi_win_get_group(MPI_Win win, MPI_Group* group);
+void smpi_mpi_win_set_name(MPI_Win win, char* name);
+
+int smpi_mpi_win_fence( int assert, MPI_Win win);
+
+int smpi_mpi_get( void *origin_addr, int origin_count, MPI_Datatype origin_datatype, int target_rank,
+ MPI_Aint target_disp, int target_count, MPI_Datatype target_datatype, MPI_Win win);
+int smpi_mpi_put( void *origin_addr, int origin_count, MPI_Datatype origin_datatype, int target_rank,
+ MPI_Aint target_disp, int target_count, MPI_Datatype target_datatype, MPI_Win win);
+int smpi_mpi_accumulate( void *origin_addr, int origin_count, MPI_Datatype origin_datatype, int target_rank,
+ MPI_Aint target_disp, int target_count, MPI_Datatype target_datatype, MPI_Op op, MPI_Win win);
+