This source file includes following definitions.
- MPI_Rget
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23 #include "ompi_config.h"
24 #include <stdio.h>
25
26 #include "ompi/mpi/c/bindings.h"
27 #include "ompi/runtime/params.h"
28 #include "ompi/communicator/communicator.h"
29 #include "ompi/errhandler/errhandler.h"
30 #include "ompi/win/win.h"
31 #include "ompi/mca/osc/osc.h"
32 #include "ompi/datatype/ompi_datatype.h"
33 #include "ompi/runtime/ompi_spc.h"
34
35 #if OMPI_BUILD_MPI_PROFILING
36 #if OPAL_HAVE_WEAK_SYMBOLS
37 #pragma weak MPI_Rget = PMPI_Rget
38 #endif
39 #define MPI_Rget PMPI_Rget
40 #endif
41
42 static const char FUNC_NAME[] = "MPI_Rget";
43
44
45 int MPI_Rget(void *origin_addr, int origin_count,
46 MPI_Datatype origin_datatype, int target_rank,
47 MPI_Aint target_disp, int target_count,
48 MPI_Datatype target_datatype, MPI_Win win, MPI_Request *request)
49 {
50 int rc;
51
52 SPC_RECORD(OMPI_SPC_RGET, 1);
53
54 if (MPI_PARAM_CHECK) {
55 rc = OMPI_SUCCESS;
56
57 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
58
59 if (ompi_win_invalid(win)) {
60 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_WIN, FUNC_NAME);
61 } else if (origin_count < 0 || target_count < 0) {
62 rc = MPI_ERR_COUNT;
63 } else if (ompi_win_peer_invalid(win, target_rank) &&
64 (MPI_PROC_NULL != target_rank)) {
65 rc = MPI_ERR_RANK;
66 } else if ( MPI_WIN_FLAVOR_DYNAMIC != win->w_flavor && target_disp < 0 ) {
67 rc = MPI_ERR_DISP;
68 } else {
69 OMPI_CHECK_DATATYPE_FOR_ONE_SIDED(rc, origin_datatype, origin_count);
70 if (OMPI_SUCCESS == rc) {
71 OMPI_CHECK_DATATYPE_FOR_ONE_SIDED(rc, target_datatype, target_count);
72 }
73 }
74 OMPI_ERRHANDLER_CHECK(rc, win, rc, FUNC_NAME);
75 }
76
77 if (MPI_PROC_NULL == target_rank) {
78 *request = &ompi_request_empty;
79 return MPI_SUCCESS;
80 }
81
82 OPAL_CR_ENTER_LIBRARY();
83
84 rc = win->w_osc_module->osc_rget(origin_addr, origin_count, origin_datatype,
85 target_rank, target_disp, target_count,
86 target_datatype, win, request);
87 OMPI_ERRHANDLER_RETURN(rc, win, rc, FUNC_NAME);
88 }