Yet Another eXchange Tool  0.9.0
xt_idxlist_unpack.c
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1 
12 /*
13  * Keywords:
14  * Maintainer: Jörg Behrens <behrens@dkrz.de>
15  * Moritz Hanke <hanke@dkrz.de>
16  * Thomas Jahns <jahns@dkrz.de>
17  * URL: https://doc.redmine.dkrz.de/yaxt/html/
18  *
19  * Redistribution and use in source and binary forms, with or without
20  * modification, are permitted provided that the following conditions are
21  * met:
22  *
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45  */
46 #ifdef HAVE_CONFIG_H
47 #include <config.h>
48 #endif
49 
50 #include "core/core.h"
51 #include "xt/xt_mpi.h"
52 #include "xt/xt_idxlist.h"
53 #include "xt/xt_idxempty.h"
54 #include "xt/xt_idxvec.h"
56 #include "xt/xt_idxsection.h"
57 #include "xt/xt_idxstripes.h"
58 #include "xt_idxlist_unpack.h"
59 
60 typedef Xt_idxlist (*idxlist_unpack)(void*,int,int*,MPI_Comm);
61 
62 static const idxlist_unpack unpack[] = {
68 };
69 
70 static const unsigned xt_num_unpack_routines
71 = sizeof(unpack) / sizeof(unpack[0]);
72 
73 Xt_idxlist xt_idxlist_unpack(void *buffer, int buffer_size,
74  int *position, MPI_Comm comm) {
75 
76  int type;
77  // unpack the type of the index list to be unpacked
78  xt_mpi_call(MPI_Unpack(buffer, buffer_size, position,
79  &type, 1, MPI_INT, comm), comm);
80  if (type >= 0 && (unsigned)type < xt_num_unpack_routines)
81  return unpack[type](buffer, buffer_size, position, comm);
82  Xt_abort(comm, "xt_idxlist_unpack: unknown index list type",
83  __FILE__, __LINE__);
84 
85  return NULL;
86 }
87 
88 /*
89  * Local Variables:
90  * c-basic-offset: 2
91  * coding: utf-8
92  * indent-tabs-mode: nil
93  * show-trailing-whitespace: t
94  * require-trailing-newline: t
95  * End:
96  */
int MPI_Comm
Definition: core.h:64
struct Xt_idxlist_ * Xt_idxlist
Definition: xt_core.h:80
Xt_idxlist xt_idxempty_unpack(void *buffer, int buffer_size, int *position, MPI_Comm comm)
index list declaration
Xt_idxlist xt_idxlist_collection_unpack(void *buffer, int buffer_size, int *position, MPI_Comm comm)
Xt_idxlist(* idxlist_unpack)(void *, int, int *, MPI_Comm)
Xt_idxlist xt_idxlist_unpack(void *buffer, int buffer_size, int *position, MPI_Comm comm)
static const idxlist_unpack unpack[]
static const unsigned xt_num_unpack_routines
Xt_idxlist xt_idxsection_unpack(void *buffer, int buffer_size, int *position, MPI_Comm comm)
Xt_idxlist xt_idxstripes_unpack(void *buffer, int buffer_size, int *position, MPI_Comm comm)
Xt_idxlist xt_idxvec_unpack(void *buffer, int buffer_size, int *position, MPI_Comm comm)
Definition: xt_idxvec.c:423
utility routines for MPI
#define xt_mpi_call(call, comm)
Definition: xt_mpi.h:68