OpenMPI  0.1.1
info.h
1 // -*- c++ -*-
2 //
3 // Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
4 // University Research and Technology
5 // Corporation. All rights reserved.
6 // Copyright (c) 2004-2005 The University of Tennessee and The University
7 // of Tennessee Research Foundation. All rights
8 // reserved.
9 // Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
10 // University of Stuttgart. All rights reserved.
11 // Copyright (c) 2004-2005 The Regents of the University of California.
12 // All rights reserved.
13 // Copyright (c) 2006-2008 Cisco Systems, Inc. All rights reserved.
14 // $COPYRIGHT$
15 //
16 // Additional copyrights may follow
17 //
18 // $HEADER$
19 //
20 
21 
22 class Info {
23 #if 0 /* OMPI_ENABLE_MPI_PROFILING */
24  // friend class PMPI::Info;
25 #endif
26  friend class MPI::Comm; //so I can access pmpi_info data member in comm.cc
27  friend class MPI::Request; //and also from request.cc
28 
29 public:
30 #if 0 /* OMPI_ENABLE_MPI_PROFILING */
31 
32  // construction / destruction
33  Info() { }
34  virtual ~Info() {}
35 
36 
37  // copy / assignment
38  Info(const Info& data) : pmpi_info(data.pmpi_info) { }
39 
40  Info(MPI_Info i) : pmpi_info(i) { }
41 
42  Info& operator=(const Info& data) {
43  pmpi_info = data.pmpi_info; return *this; }
44 
45  // comparison, don't need for info
46 
47  // inter-language operability
48  Info& operator= (const MPI_Info &i) {
49  pmpi_info = i; return *this; }
50  operator MPI_Info () const { return pmpi_info; }
51  // operator MPI_Info* () const { return pmpi_info; }
52  operator const PMPI::Info&() const { return pmpi_info; }
53 
54 
55 #else
56 
57  Info() : mpi_info(MPI_INFO_NULL) { }
58  // copy
59  Info(const Info& data) : mpi_info(data.mpi_info) { }
60 
61  Info(MPI_Info i) : mpi_info(i) { }
62 
63  virtual ~Info() {}
64 
65  Info& operator=(const Info& data) {
66  mpi_info = data.mpi_info; return *this; }
67 
68  // comparison, don't need for info
69 
70  // inter-language operability
71  Info& operator= (const MPI_Info &i) {
72  mpi_info = i; return *this; }
73  operator MPI_Info () const { return mpi_info; }
74  // operator MPI_Info* () const { return (MPI_Info*)&mpi_info; }
75 
76 #endif
77 
78  static Info Create();
79 
80  virtual void Delete(const char* key);
81 
82  virtual Info Dup() const;
83 
84  virtual void Free();
85 
86  virtual bool Get(const char* key, int valuelen, char* value) const;
87 
88  virtual int Get_nkeys() const;
89 
90  virtual void Get_nthkey(int n, char* key) const;
91 
92  virtual bool Get_valuelen(const char* key, int& valuelen) const;
93 
94  virtual void Set(const char* key, const char* value);
95 
96 protected:
97 #if 0 /* OMPI_ENABLE_MPI_PROFILING */
98  PMPI::Info pmpi_info;
99 #else
100  MPI_Info mpi_info;
101 #endif
102 
103 };
Definition: info.h:38
Definition: info.h:22