26d8fe70c3
This commit brings over all the work from the /tmp-public/datarep branch. See commits r16855, r16859, r16860 for the highlights of what was done. This commit was SVN r16891. The following SVN revisions from the original message are invalid or inconsistent and therefore were not cross-referenced: r16855 r16859 r16860 The following Trac tickets were found above: Ticket 1029 --> https://svn.open-mpi.org/trac/ompi/ticket/1029
319 строки
9.6 KiB
C++
319 строки
9.6 KiB
C++
// -*- c++ -*-
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//
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// Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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// University Research and Technology
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// Corporation. All rights reserved.
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// Copyright (c) 2004-2005 The University of Tennessee and The University
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// of Tennessee Research Foundation. All rights
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// reserved.
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// Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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// University of Stuttgart. All rights reserved.
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// Copyright (c) 2004-2005 The Regents of the University of California.
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// All rights reserved.
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// Copyright (c) 2006-2007 Cisco Systems, Inc. All rights reserved.
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// $COPYRIGHT$
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//
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// Additional copyrights may follow
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//
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// $HEADER$
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//
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// Typedefs for C++ callbacks registered via MPI::Register_datarep
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typedef void Datarep_extent_function(const Datatype& datatype,
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Aint& file_extent, void* extra_state);
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typedef void Datarep_conversion_function(void* userbuf, Datatype& datatype,
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int count, void* filebuf,
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Offset position, void* extra_state);
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// Both callback functions in C++
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void Register_datarep(const char* datarep,
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Datarep_conversion_function* read_conversion_fn,
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Datarep_conversion_function* write_conversion_fn,
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Datarep_extent_function* dtype_file_extent_fn,
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void* extra_state);
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// Overload for C read callback function (MPI_CONVERSION_FN_NULL)
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void Register_datarep(const char* datarep,
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MPI_Datarep_conversion_function* read_conversion_fn,
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Datarep_conversion_function* write_conversion_fn,
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Datarep_extent_function* dtype_file_extent_fn,
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void* extra_state);
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// Overload for C write callback function (MPI_CONVERSION_FN_NULL)
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void Register_datarep(const char* datarep,
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Datarep_conversion_function* read_conversion_fn,
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MPI_Datarep_conversion_function* write_conversion_fn,
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Datarep_extent_function* dtype_file_extent_fn,
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void* extra_state);
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// Overload for C read and write callback functions (MPI_CONVERSION_FN_NULL)
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void Register_datarep(const char* datarep,
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MPI_Datarep_conversion_function* read_conversion_fn,
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MPI_Datarep_conversion_function* write_conversion_fn,
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Datarep_extent_function* dtype_file_extent_fn,
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void* extra_state);
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class File {
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#if 0 /* OMPI_ENABLE_MPI_PROFILING */
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// friend class P;
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#endif
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friend class MPI::Comm; //so I can access pmpi_file data member in comm.cc
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friend class MPI::Request; //and also from request.cc
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public:
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#if 0 /* OMPI_ENABLE_MPI_PROFILING */
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// construction / destruction
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File() { }
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virtual ~File() { }
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// copy / assignment
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File(const File& data) : pmpi_file(data.pmpi_file) { }
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File(MPI_File i) : pmpi_file(i) { }
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File& operator=(const File& data) {
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pmpi_file = data.pmpi_file; return *this; }
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// comparison, don't need for file
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// inter-language operability
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File& operator= (const MPI_File &i) {
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pmpi_file = i; return *this; }
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operator MPI_File () const { return pmpi_file; }
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// operator MPI_File* () const { return pmpi_file; }
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operator const PMPI::File&() const { return pmpi_file; }
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#else
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File() { }
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// copy
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File(const File& data) : mpi_file(data.mpi_file) { }
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File(MPI_File i) : mpi_file(i) { }
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virtual ~File() { }
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File& operator=(const File& data) {
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mpi_file = data.mpi_file; return *this; }
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// comparison, don't need for file
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// inter-language operability
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File& operator= (const MPI_File &i) {
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mpi_file = i; return *this; }
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operator MPI_File () const { return mpi_file; }
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// operator MPI_File* () const { return (MPI_File*)&mpi_file; }
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#endif
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// from the I/o chapter of MPI - 2
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void Close();
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static void Delete(const char* filename, const MPI::Info& info);
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int Get_amode() const;
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bool Get_atomicity() const;
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MPI::Offset Get_byte_offset(const MPI::Offset disp) const;
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MPI::Group Get_group() const;
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MPI::Info Get_info() const;
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MPI::Offset Get_position() const;
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MPI::Offset Get_position_shared() const;
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MPI::Offset Get_size() const;
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MPI::Aint Get_type_extent(const MPI::Datatype& datatype) const;
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void Get_view(MPI::Offset& disp, MPI::Datatype& etype,
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MPI::Datatype& filetype, char* datarep) const;
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MPI::Request Iread(void* buf, int count,
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const MPI::Datatype& datatype);
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MPI::Request Iread_at(MPI::Offset offset, void* buf, int count,
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const MPI::Datatype& datatype);
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MPI::Request Iread_shared(void* buf, int count,
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const MPI::Datatype& datatype);
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MPI::Request Iwrite(const void* buf, int count,
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const MPI::Datatype& datatype);
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MPI::Request Iwrite_at(MPI::Offset offset, const void* buf,
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int count, const MPI::Datatype& datatype);
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MPI::Request Iwrite_shared(const void* buf, int count,
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const MPI::Datatype& datatype);
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static MPI::File Open(const MPI::Intracomm& comm,
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const char* filename, int amode,
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const MPI::Info& info);
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void Preallocate(MPI::Offset size);
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void Read(void* buf, int count, const MPI::Datatype& datatype);
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void Read(void* buf, int count, const MPI::Datatype& datatype,
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MPI::Status& status);
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void Read_all(void* buf, int count, const MPI::Datatype& datatype);
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void Read_all(void* buf, int count, const MPI::Datatype& datatype,
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MPI::Status& status);
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void Read_all_begin(void* buf, int count,
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const MPI::Datatype& datatype);
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void Read_all_end(void* buf);
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void Read_all_end(void* buf, MPI::Status& status);
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void Read_at(MPI::Offset offset,
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void* buf, int count, const MPI::Datatype& datatype);
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void Read_at(MPI::Offset offset, void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Read_at_all(MPI::Offset offset, void* buf, int count,
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const MPI::Datatype& datatype);
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void Read_at_all(MPI::Offset offset, void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Read_at_all_begin(MPI::Offset offset, void* buf, int count,
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const MPI::Datatype& datatype);
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void Read_at_all_end(void* buf);
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void Read_at_all_end(void* buf, MPI::Status& status);
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void Read_ordered(void* buf, int count,
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const MPI::Datatype& datatype);
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void Read_ordered(void* buf, int count,
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const MPI::Datatype& datatype,
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MPI::Status& status);
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void Read_ordered_begin(void* buf, int count,
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const MPI::Datatype& datatype);
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void Read_ordered_end(void* buf);
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void Read_ordered_end(void* buf, MPI::Status& status);
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void Read_shared(void* buf, int count,
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const MPI::Datatype& datatype);
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void Read_shared(void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Seek(MPI::Offset offset, int whence);
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void Seek_shared(MPI::Offset offset, int whence);
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void Set_atomicity(bool flag);
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void Set_info(const MPI::Info& info);
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void Set_size(MPI::Offset size);
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void Set_view(MPI::Offset disp, const MPI::Datatype& etype,
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const MPI::Datatype& filetype, const char* datarep,
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const MPI::Info& info);
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void Sync();
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void Write(const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write(const void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Write_all(const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write_all(const void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Write_all_begin(const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write_all_end(const void* buf);
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void Write_all_end(const void* buf, MPI::Status& status);
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void Write_at(MPI::Offset offset, const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write_at(MPI::Offset offset, const void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Write_at_all(MPI::Offset offset, const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write_at_all(MPI::Offset offset, const void* buf, int count,
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const MPI::Datatype& datatype,
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MPI::Status& status);
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void Write_at_all_begin(MPI::Offset offset, const void* buf,
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int count, const MPI::Datatype& datatype);
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void Write_at_all_end(const void* buf);
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void Write_at_all_end(const void* buf, MPI::Status& status);
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void Write_ordered(const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write_ordered(const void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Write_ordered_begin(const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write_ordered_end(const void* buf);
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void Write_ordered_end(const void* buf, MPI::Status& status);
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void Write_shared(const void* buf, int count,
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const MPI::Datatype& datatype);
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void Write_shared(const void* buf, int count,
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const MPI::Datatype& datatype, MPI::Status& status);
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void Call_errhandler(int errorcode) const;
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typedef void Errhandler_fn(MPI::File &, int *, ... );
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static MPI::Errhandler Create_errhandler(Errhandler_fn* function);
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MPI::Errhandler Get_errhandler() const;
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void Set_errhandler(const MPI::Errhandler& errhandler);
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protected:
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#if 0 /* OMPI_ENABLE_MPI_PROFILING */
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PMPI::File pmpi_file;
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#else
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MPI_File mpi_file;
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#endif
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public:
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Errhandler* my_errhandler;
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typedef ::std::map<MPI_File, File*> mpi_file_map_t;
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static mpi_file_map_t mpi_file_map;
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};
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