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Diffstat (limited to 'src/H5FDmpio.h')
-rw-r--r-- | src/H5FDmpio.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/H5FDmpio.h b/src/H5FDmpio.h new file mode 100644 index 0000000..fa27918 --- /dev/null +++ b/src/H5FDmpio.h @@ -0,0 +1,50 @@ +/* + * 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 */ +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 +hid_t H5FD_mpio_init(void); +herr_t H5Pset_fapl_mpio(hid_t fapl_id, MPI_Comm comm, MPI_Info info); +herr_t H5Pget_fapl_mpio(hid_t fapl_id, MPI_Comm *comm/*out*/, + MPI_Info *info/*out*/); +herr_t H5Pset_dxpl_mpio(hid_t dxpl_id, H5FD_mpio_xfer_t xfer_mode); +herr_t H5Pget_dxpl_mpio(hid_t dxpl_id, H5FD_mpio_xfer_t *xfer_mode/*out*/); +htri_t H5FD_mpio_tas_allsame(H5FD_t *_file, hbool_t newval); +MPI_Comm H5FD_mpio_communicator(H5FD_t *_file); +herr_t H5FD_mpio_setup(H5FD_t *_file, MPI_Datatype btype, MPI_Datatype ftype, + haddr_t disp, hbool_t use_types); +herr_t H5FD_mpio_wait_for_left_neighbor(H5FD_t *file); +herr_t H5FD_mpio_signal_right_neighbor(H5FD_t *file); + +#endif /*HAVE_PARALLEL*/ + +#endif |