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/*
* Copyright © 1999 NCSA
* All rights reserved.
*
* Programmer: Robb Matzke <matzke@llnl.gov>
* Monday, August 2, 1999
*
* Purpose: The public header file for the mpio driver.
*/
#ifndef H5FDmpio_H
#define H5FDmpio_H
#include <H5FDpublic.h>
#include <H5Ipublic.h>
#ifdef HAVE_PARALLEL
# define H5FD_MPIO (H5FD_mpio_init())
#else
# define H5FD_MPIO (-1)
#endif
/* Type of I/O for data transfer properties */
typedef enum H5FD_mpio_xfer_t {
H5FD_MPIO_INDEPENDENT = 0, /*zero is the default*/
H5FD_MPIO_COLLECTIVE
} H5FD_mpio_xfer_t;
/*
* MPIO-specific data transfer properties. This struct is here only because
* we need it in special case code throughout the library. Applications
* please use H5Pset_dxpl_mpio() instead.
*/
typedef struct H5FD_mpio_dxpl_t {
H5FD_mpio_xfer_t xfer_mode; /*collective or independent I/O */
} H5FD_mpio_dxpl_t;
/* Function prototypes */
#ifdef HAVE_PARALLEL
__DLL__ hid_t H5FD_mpio_init(void);
__DLL__ herr_t H5Pset_fapl_mpio(hid_t fapl_id, MPI_Comm comm, MPI_Info info);
__DLL__ herr_t H5Pget_fapl_mpio(hid_t fapl_id, MPI_Comm *comm/*out*/,
MPI_Info *info/*out*/);
__DLL__ herr_t H5Pset_dxpl_mpio(hid_t dxpl_id, H5FD_mpio_xfer_t xfer_mode);
__DLL__ herr_t H5Pget_dxpl_mpio(hid_t dxpl_id, H5FD_mpio_xfer_t *xfer_mode/*out*/);
__DLL__ htri_t H5FD_mpio_tas_allsame(H5FD_t *_file, hbool_t newval);
__DLL__ MPI_Comm H5FD_mpio_communicator(H5FD_t *_file);
__DLL__ herr_t H5FD_mpio_setup(H5FD_t *_file, MPI_Datatype btype, MPI_Datatype ftype,
haddr_t disp, hbool_t use_types);
<<<<<<<<<<<<<< variant A
__DLL__herr_t H5FD_mpio_wait_for_left_neighbor(H5FD_t *file);
__DLL__herr_t H5FD_mpio_signal_right_neighbor(H5FD_t *file);
>>>>>>>>>>>>>> variant B
__DLL__ herr_t H5FD_mpio_wait_for_left_neighbor(H5FD_t *file);
__DLL__ herr_t H5FD_mpio_signal_right_neighbor(H5FD_t *file);
======= end of combination
#endif /*HAVE_PARALLEL*/
#endif
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