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! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
! Copyright by the Board of Trustees of the University of Illinois. *
! All rights reserved. *
! *
! This file is part of HDF5. The full HDF5 copyright notice, including *
! terms governing use, modification, and redistribution, is contained in *
! the files COPYING and Copyright.html. COPYING can be found at the root *
! of the source code distribution tree; Copyright.html can be found at the *
! root level of an installed copy of the electronic HDF5 document set and *
! is linked from the top-level documents page. It can also be found at *
! http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
! access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
!
!
! This file contains Fortran90 interfaces for H5P functions needed by || MPI programs.
!
MODULE H5FDMPIO
USE H5GLOBAL
CONTAINS
!----------------------------------------------------------------------
! Name: h5pset_fapl_mpio_f
!
! Purpose: Stores MPI IO communicator information to the file
! access property list.
!
! Inputs:
! prp_id - file access property list identifier
! comm - MPI-2 communicator
! info - MPI-2 info object
! Outputs:
! hdferr: - error code
! Success: 0
! Failure: -1
! Optional parameters:
! NONE
!
! Programmer: Elena Pourmal
! November, 2000
!
! Modifications:
!
! Comment:
!----------------------------------------------------------------------
SUBROUTINE h5pset_fapl_mpio_f(prp_id, comm, info, hdferr)
IMPLICIT NONE
INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier
INTEGER, INTENT(IN) :: comm ! MPI communicator to be used for file open
! as defined in MPI_FILE_OPEN of MPI-2
INTEGER, INTENT(IN) :: info ! MPI info object to be used for file open
! as defined in MPI_FILE_OPEN of MPI-2
INTEGER, INTENT(OUT) :: hdferr ! Error code
INTEGER, EXTERNAL :: h5pset_fapl_mpio_c
hdferr = h5pset_fapl_mpio_c(prp_id, comm, info)
END SUBROUTINE h5pset_fapl_mpio_f
!----------------------------------------------------------------------
! Name: h5pget_fapl_mpio_f
!
! Purpose: Returns MPI communicator information.
!
! Inputs:
! prp_id - file access property list identifier
! Outputs:
! comm - MPI-2 communicator
! info - MPI-2 info object
! hdferr: - error code
! Success: 0
! Failure: -1
! Optional parameters:
! NONE
!
! Programmer: Elena Pourmal
! November, 2000
!
! Modifications:
!
! Comment:
!----------------------------------------------------------------------
SUBROUTINE h5pget_fapl_mpio_f(prp_id, comm, info, hdferr)
IMPLICIT NONE
INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier
INTEGER, INTENT(OUT) :: comm ! buffer to return communicator
INTEGER, INTENT(OUT) :: info ! buffer to return info object
! as defined in MPI_FILE_OPEN of MPI-2
INTEGER, INTENT(OUT) :: hdferr ! Error code
INTEGER, EXTERNAL :: h5pget_fapl_mpio_c
hdferr = h5pget_fapl_mpio_c(prp_id, comm, info)
END SUBROUTINE h5pget_fapl_mpio_f
!----------------------------------------------------------------------
! Name: h5pset_dxpl_mpio_f
!
! Purpose: Sets data transfer mode.
!
! Inputs:
! prp_id - data transfer property list identifier
! data_xfer_mode - transfer mode
! Possible values are:
! H5FD_MPIO_INDEPENDENT_F
! H5FD_MPIO_COLLECTIVE_F
! Outputs:
! hdferr: - error code
! Success: 0
! Failure: -1
! Optional parameters:
! NONE
!
! Programmer: Elena Pourmal
! November, 2000
!
! Modifications:
!
! Comment:
!----------------------------------------------------------------------
SUBROUTINE h5pset_dxpl_mpio_f(prp_id, data_xfer_mode, hdferr)
IMPLICIT NONE
INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier
INTEGER, INTENT(IN) :: data_xfer_mode ! Data transfer mode. Possible values are:
! H5FD_MPIO_INDEPENDENT_F
! H5FD_MPIO_COLLECTIVE_F
INTEGER, INTENT(OUT) :: hdferr ! Error code
INTEGER, EXTERNAL :: h5pset_dxpl_mpio_c
hdferr = h5pset_dxpl_mpio_c(prp_id, data_xfer_mode)
END SUBROUTINE h5pset_dxpl_mpio_f
!----------------------------------------------------------------------
! Name: h5pget_dxpl_mpio_f
!
! Purpose: Returns the data transfer mode.
!
! Inputs:
! prp_id - data transfer property list identifier
! Outputs:
! data_xfer_mode - transfer mode
! Possible values are:
! H5FD_MPIO_INDEPENDENT_F
! H5FD_MPIO_COLLECTIVE_F
! hdferr: - error code
! Success: 0
! Failure: -1
! Optional parameters:
! NONE
!
! Programmer: Elena Pourmal
! November, 2000
!
! Modifications:
!
! Comment:
!----------------------------------------------------------------------
SUBROUTINE h5pget_dxpl_mpio_f(prp_id, data_xfer_mode, hdferr)
IMPLICIT NONE
INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier
INTEGER, INTENT(OUT) :: data_xfer_mode ! Data transfer mode. Possible values are:
! H5FD_MPIO_INDEPENDENT_F
! H5FD_MPIO_COLLECTIVE_F
INTEGER, INTENT(OUT) :: hdferr ! Error code
INTEGER, EXTERNAL :: h5pget_dxpl_mpio_c
hdferr = h5pget_dxpl_mpio_c(prp_id, data_xfer_mode)
END SUBROUTINE h5pget_dxpl_mpio_f
END MODULE H5FDMPIO
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