diff options
Diffstat (limited to 'fortran/src/H5FDmpioff.f90')
| -rw-r--r-- | fortran/src/H5FDmpioff.f90 | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/fortran/src/H5FDmpioff.f90 b/fortran/src/H5FDmpioff.f90 new file mode 100644 index 0000000..50a77d9 --- /dev/null +++ b/fortran/src/H5FDmpioff.f90 @@ -0,0 +1,212 @@ +!****h* ROBODoc/H5FDMPIO +! +! NAME +! MODULE H5FDMPIO +! +! PURPOSE +! This file contains Fortran interfaces for H5P functions needed by +! parallel MPI programs. +! +! COPYRIGHT +! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * +! Copyright by The HDF Group. * +! 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://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * +! access to either file, you may request a copy from help@hdfgroup.org. * +! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * +! +! NOTES +! *** IMPORTANT *** +! If you add a new H5P function you must add the function name to the +! Windows dll file 'hdf5_fortrandll.def.in' in the fortran/src directory. +! This is needed for Windows based operating systems. +! +!***** + +MODULE H5FDMPIO + USE H5GLOBAL +CONTAINS + +!****s* H5FDMPIO/h5pset_fapl_mpio_f +! +! 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 - Returns 0 if successful and -1 if fails +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + 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 + +!****s* H5FDMPIO/h5pget_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 - Returns 0 if successful and -1 if fails +! +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + 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 + +!****s* H5FDMPIO/h5pset_dxpl_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 - Returns 0 if successful and -1 if fails +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + 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 + +!****s* H5FDMPIO/h5pget_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 - Returns 0 if successful and -1 if fails +! +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + 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 + +!****s* H5P/h5pget_mpio_actual_io_mode_f +! NAME +! h5pget_mpio_actual_io_mode_f +! +! PURPOSE +! Retrieves the type of I/O that HDF5 actually performed on the last +! parallel I/O call. This is not necessarily the type of I/O requested. +! +! INPUTS +! dxpl_id - Dataset transfer property list identifier. +! OUTPUTS +! actual_io_mode - The type of I/O performed by this process. +! hdferr - Returns 0 if successful and -1 if fails. +! +! AUTHOR +! M. Scot Breitenfeld +! July 27, 2012 +! +! HISTORY +! +! Fortran90 Interface: + SUBROUTINE h5pget_mpio_actual_io_mode_f(dxpl_id, actual_io_mode, hdferr) + IMPLICIT NONE + INTEGER(HID_T), INTENT(IN) :: dxpl_id + INTEGER , INTENT(OUT) :: actual_io_mode + INTEGER , INTENT(OUT) :: hdferr +!***** + INTERFACE + INTEGER FUNCTION h5pget_mpio_actual_io_mode_c(dxpl_id, actual_io_mode) + USE H5GLOBAL + !DEC$IF DEFINED(HDF5F90_WINDOWS) + !DEC$ATTRIBUTES C,reference,decorate,alias:'H5PGET_MPIO_ACTUAL_IO_MODE_C'::h5pget_mpio_actual_io_mode_c + !DEC$ENDIF + INTEGER(HID_T), INTENT(IN) :: dxpl_id + INTEGER , INTENT(OUT) :: actual_io_mode + END FUNCTION h5pget_mpio_actual_io_mode_c + END INTERFACE + + actual_io_mode = -1 + + hdferr = h5pget_mpio_actual_io_mode_c(dxpl_id, actual_io_mode) + + END SUBROUTINE h5pget_mpio_actual_io_mode_f + +END MODULE H5FDMPIO |