mirror of
https://github.com/Unidata/netcdf-c.git
synced 2024-12-27 08:49:16 +08:00
54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
/*! \file
|
|
*
|
|
* Main header file for the Parallel C API.
|
|
*
|
|
* Copyright 2010 University Corporation for Atmospheric
|
|
* Research/Unidata. See COPYRIGHT file for more info.
|
|
*
|
|
* This header file is for the parallel I/O functions of netCDF.
|
|
*
|
|
* \author Ed Hartnett
|
|
*/
|
|
|
|
#ifndef NETCDF_PAR_H
|
|
#define NETCDF_PAR_H 1
|
|
|
|
#include <mpi.h>
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
/** Use with nc_var_par_access() to set parallel access to independent. */
|
|
#define NC_INDEPENDENT 0
|
|
/** Use with nc_var_par_access() to set parallel access to collective. */
|
|
#define NC_COLLECTIVE 1
|
|
|
|
/* Create a file and enable parallel I/O. */
|
|
extern int
|
|
nc_create_par(const char *path, int cmode, MPI_Comm comm, MPI_Info info,
|
|
int *ncidp);
|
|
|
|
/* Open a file and enable parallel I/O. */
|
|
extern int
|
|
nc_open_par(const char *path, int mode, MPI_Comm comm, MPI_Info info,
|
|
int *ncidp);
|
|
|
|
/* Change a variable from independent (the default) to collective
|
|
* access. */
|
|
extern int
|
|
nc_var_par_access(int ncid, int varid, int par_access);
|
|
|
|
extern int
|
|
nc_create_par_fortran(const char *path, int cmode, int comm,
|
|
int info, int *ncidp);
|
|
extern int
|
|
nc_open_par_fortran(const char *path, int mode, int comm,
|
|
int info, int *ncidp);
|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif /* NETCDF_PAR_H */
|