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Diffstat (limited to 'fortran/src/H5FDmpiof.c')
| -rw-r--r-- | fortran/src/H5FDmpiof.c | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/fortran/src/H5FDmpiof.c b/fortran/src/H5FDmpiof.c new file mode 100644 index 0000000..bbdb170 --- /dev/null +++ b/fortran/src/H5FDmpiof.c @@ -0,0 +1,258 @@ +/****h* H5FDmpiof/H5FDmpiof + * + * PURPOSE + * This file contains C stubs for Parallel Fortran APIs + * + * 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. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * + ****** +*/ + +#include "H5f90.h" +#include <mpi.h> +#include "H5public.h" + + +/* Support for C to Fortran translation in MPI */ +#ifndef H5_HAVE_MPI_MULTI_LANG_Comm +#define MPI_Comm_c2f(comm) (int_f)(comm) +#define MPI_Comm_f2c(comm) (MPI_Comm)(comm) +#endif /*MPI Comm*/ +#ifndef H5_HAVE_MPI_MULTI_LANG_Info +#define MPI_Info_c2f(info) (int_f)(info) +#define MPI_Info_f2c(info) (MPI_Info)(info) +#endif /*MPI Info*/ + +/****if* H5FDmpiof/h5pset_fapl_mpio_c + * NAME + * h5pset_fapl_mpio_c + * PURPOSE + * Call H5Pset_fapl_mpio to set mode for parallel I/O and the user + * supplied communicator and info object + * INPUTS + * prp_id - property list identifier + * comm - MPI communicator + * info - MPI info object + * RETURNS + * 0 on success, -1 on failure + * AUTHOR + * Elena Pourmal + * Thursday, October 26, 2000 + * HISTORY + * + * SOURCE +*/ +int_f +nh5pset_fapl_mpio_c(hid_t_f *prp_id, int_f* comm, int_f* info) +/******/ +{ + int ret_value = -1; + hid_t c_prp_id; + herr_t ret; + MPI_Comm c_comm; + MPI_Info c_info; + c_comm = MPI_Comm_f2c(*comm); + c_info = MPI_Info_f2c(*info); + + /* + * Call H5Pset_mpi function. + */ + c_prp_id = *prp_id; + ret = H5Pset_fapl_mpio(c_prp_id, c_comm, c_info); + if (ret < 0) return ret_value; + ret_value = 0; + return ret_value; +} +/****if* H5FDmpiof/h5pget_fapl_mpio_c + * NAME + * h5pget_fapl_mpio_c + * PURPOSE + * Call H5Pget_fapl_mpio to retrieve communicator and info object + * INPUTS + * prp_id - property list identifier + * comm - buffer to return MPI communicator + * info - buffer to return MPI info object + * RETURNS + * 0 on success, -1 on failure + * AUTHOR + * Elena Pourmal + * Thursday, October 26, 2000 + * HISTORY + * + * SOURCE +*/ +int_f +nh5pget_fapl_mpio_c(hid_t_f *prp_id, int_f* comm, int_f* info) +/******/ +{ + int ret_value = -1; + hid_t c_prp_id; + herr_t ret; + MPI_Comm c_comm; + MPI_Info c_info; + + /* + * Call H5Pget_mpi function. + */ + c_prp_id = *prp_id; + ret = H5Pget_fapl_mpio(c_prp_id, &c_comm, &c_info); + if (ret < 0) return ret_value; + *comm = (int_f) MPI_Comm_c2f(c_comm); + *info = (int_f) MPI_Info_c2f(c_info); + ret_value = 0; + return ret_value; +} +/****if* H5FDmpiof/h5pset_dxpl_mpio_c + * NAME + * h5pset_dxpl_mpio_c + * PURPOSE + * Call H5Pset_dxpl_mpio to set transfer mode of the dataset + * trasfer property list + * INPUTS + * prp_id - property list identifier + * data_xfer_mode - transfer mode + * RETURNS + * 0 on success, -1 on failure + * AUTHOR + * Elena Pourmal + * Thursday, October 26, 2000 + * HISTORY + * + * SOURCE +*/ +int_f +nh5pset_dxpl_mpio_c(hid_t_f *prp_id, int_f* data_xfer_mode) +/******/ +{ + int ret_value = -1; + hid_t c_prp_id; + herr_t ret; + H5FD_mpio_xfer_t c_data_xfer_mode; +/* + switch (*data_xfer_mode) { + + case H5FD_MPIO_INDEPENDENT_F: + c_data_xfer_mode = H5FD_MPIO_INDEPENDENT; + break; + + case H5FD_MPIO_COLLECTIVE_F: + c_data_xfer_mode = H5FD_MPIO_COLLECTIVE; + break; + default: + return ret_value; + } +*/ + c_data_xfer_mode = (H5FD_mpio_xfer_t)*data_xfer_mode; + /* + * Call H5Pset_dxpl_mpio function. + */ + c_prp_id = *prp_id; + ret = H5Pset_dxpl_mpio(c_prp_id, c_data_xfer_mode); + if (ret < 0) return ret_value; + ret_value = 0; + return ret_value; +} + +/****if* H5FDmpiof/h5pget_dxpl_mpio_c + * NAME + * h5pget_dxpl_mpio_c + * PURPOSE + * Call H5Pget_dxpl_mpio to get transfer mode of the dataset + * trasfer property list + * INPUTS + * prp_id - property list identifier + * data_xfer_mode - buffer to retrieve transfer mode + * RETURNS + * 0 on success, -1 on failure + * AUTHOR + * Elena Pourmal + * Thursday, June 15, 2000 + * HISTORY + * + * SOURCE +*/ +int_f +nh5pget_dxpl_mpio_c(hid_t_f *prp_id, int_f* data_xfer_mode) +/******/ +{ + int ret_value = -1; + hid_t c_prp_id; + herr_t ret; + H5FD_mpio_xfer_t c_data_xfer_mode; + + /* + * Call H5Pget_xfer function. + */ + c_prp_id = *prp_id; + ret = H5Pget_dxpl_mpio(c_prp_id, &c_data_xfer_mode); + if (ret < 0) return ret_value; + *data_xfer_mode = (int_f)c_data_xfer_mode; +/* + switch (c_data_xfer_mode) { + + case H5FD_MPIO_INDEPENDENT: + *data_xfer_mode = H5FD_MPIO_INDEPENDENT_F; + break; + + case H5FD_MPIO_COLLECTIVE: + *data_xfer_mode = H5FD_MPIO_COLLECTIVE_F; + break; + + default: + return ret_value; + } +*/ + ret_value = 0; + return ret_value; +} + +/****if* H5Pf/h5pget_mpio_actual_io_mode_c + * NAME + * h5pget_mpio_actual_io_mode_c + * PURPOSE + * Calls H5Pget_mpio_actual_io_mode + * + * INPUTS + * dxpl_id - Dataset transfer property list identifier. + * OUTPUTS + * actual_io_mode - The type of I/O performed by this process. + * + * RETURNS + * 0 on success, -1 on failure + * AUTHOR + * M. Scot Breitenfeld + * July 27, 2012 + * SOURCE +*/ +int_f +nh5pget_mpio_actual_io_mode_c(hid_t_f *dxpl_id, int_f *actual_io_mode) +/******/ +{ + int ret_value = -1; + H5D_mpio_actual_io_mode_t c_actual_io_mode; + + /* + * Call H5Pget_mpio_actual_io_mode_f function. + */ + if( (H5Pget_mpio_actual_io_mode((hid_t)*dxpl_id, &c_actual_io_mode)) <0 ) + return ret_value; /* error occurred */ + + *actual_io_mode =(int_f)c_actual_io_mode; + + ret_value = 0; + return ret_value; +} |