1 | // -*- c++ -*- |
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2 | // |
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3 | // Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana |
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4 | // University Research and Technology |
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5 | // Corporation. All rights reserved. |
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6 | // Copyright (c) 2004-2005 The University of Tennessee and The University |
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7 | // of Tennessee Research Foundation. All rights |
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8 | // reserved. |
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9 | // Copyright (c) 2004-2005 High Performance Computing Center Stuttgart, |
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10 | // University of Stuttgart. All rights reserved. |
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11 | // Copyright (c) 2004-2005 The Regents of the University of California. |
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12 | // All rights reserved. |
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13 | // Copyright (c) 2006-2008 Cisco Systems, Inc. All rights reserved. |
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14 | // $COPYRIGHT$ |
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15 | // |
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16 | // Additional copyrights may follow |
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17 | // |
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18 | // $HEADER$ |
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19 | // |
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20 | |
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21 | |
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22 | class Status { |
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23 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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24 | // friend class PMPI::Status; |
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25 | #endif |
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26 | friend class MPI::Comm; //so I can access pmpi_status data member in comm.cc |
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27 | friend class MPI::Request; //and also from request.cc |
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28 | #if OMPI_PROVIDE_MPI_FILE_INTERFACE |
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29 | friend class MPI::File; |
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30 | #endif |
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31 | |
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32 | public: |
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33 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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34 | |
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35 | // construction / destruction |
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36 | Status() { } |
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37 | virtual ~Status() {} |
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38 | |
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39 | // copy / assignment |
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40 | Status(const Status& data) : pmpi_status(data.pmpi_status) { } |
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41 | |
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42 | Status(const MPI_Status &i) : pmpi_status(i) { } |
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43 | |
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44 | Status& operator=(const Status& data) { |
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45 | pmpi_status = data.pmpi_status; return *this; } |
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46 | |
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47 | // comparison, don't need for status |
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48 | |
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49 | // inter-language operability |
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50 | Status& operator= (const MPI_Status &i) { |
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51 | pmpi_status = i; return *this; } |
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52 | operator MPI_Status () const { return pmpi_status; } |
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53 | // operator MPI_Status* () const { return pmpi_status; } |
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54 | operator const PMPI::Status&() const { return pmpi_status; } |
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55 | |
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56 | #else |
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57 | |
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58 | Status() : mpi_status() { } |
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59 | // copy |
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60 | Status(const Status& data) : mpi_status(data.mpi_status) { } |
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61 | |
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62 | Status(const MPI_Status &i) : mpi_status(i) { } |
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63 | |
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64 | virtual ~Status() {} |
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65 | |
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66 | Status& operator=(const Status& data) { |
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67 | mpi_status = data.mpi_status; return *this; } |
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68 | |
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69 | // comparison, don't need for status |
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70 | |
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71 | // inter-language operability |
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72 | Status& operator= (const MPI_Status &i) { |
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73 | mpi_status = i; return *this; } |
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74 | operator MPI_Status () const { return mpi_status; } |
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75 | // operator MPI_Status* () const { return (MPI_Status*)&mpi_status; } |
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76 | |
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77 | #endif |
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78 | |
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79 | // |
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80 | // Point-to-Point Communication |
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81 | // |
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82 | |
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83 | virtual int Get_count(const Datatype& datatype) const; |
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84 | |
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85 | virtual bool Is_cancelled() const; |
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86 | |
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87 | virtual int Get_elements(const Datatype& datatype) const; |
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88 | |
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89 | // |
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90 | // Status Access |
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91 | // |
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92 | virtual int Get_source() const; |
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93 | |
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94 | virtual void Set_source(int source); |
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95 | |
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96 | virtual int Get_tag() const; |
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97 | |
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98 | virtual void Set_tag(int tag); |
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99 | |
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100 | virtual int Get_error() const; |
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101 | |
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102 | virtual void Set_error(int error); |
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103 | |
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104 | virtual void Set_elements(const MPI::Datatype& datatype, int count); |
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105 | |
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106 | virtual void Set_cancelled(bool flag); |
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107 | |
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108 | protected: |
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109 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
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110 | PMPI::Status pmpi_status; |
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111 | #else |
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112 | MPI_Status mpi_status; |
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113 | #endif |
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114 | |
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115 | }; |
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