netcdf-c/include/hdf5internal.h
2018-09-07 12:40:44 -06:00

79 lines
2.5 KiB
C

/* Copyright 2005-2018 University Corporation for Atmospheric
Research/Unidata. */
/**
* @file This header file contains macros, types, and prototypes for
* the HDF5 code in libhdf5. This header should not be included in
* code outside libhdf5.
*
* @author Ed Hartnett
*/
#ifndef _HDF5INTERNAL_
#define _HDF5INTERNAL_
#include "config.h"
#include <hdf5.h>
#include <hdf5_hl.h>
#include "nc4internal.h"
#include "ncdimscale.h"
#include "nc4dispatch.h"
#define NC_MAX_HDF5_NAME (NC_MAX_NAME + 10)
/* These have to do with creating chuncked datasets in HDF5. */
#define NC_HDF5_UNLIMITED_DIMSIZE (0)
#define NC_HDF5_CHUNKSIZE_FACTOR (10)
#define NC_HDF5_MIN_CHUNK_SIZE (2)
#define NC_EMPTY_SCALE "NC_EMPTY_SCALE"
/* This is an attribute I had to add to handle multidimensional
* coordinate variables. */
#define COORDINATES "_Netcdf4Coordinates"
#define COORDINATES_LEN (NC_MAX_NAME * 5)
/* This is used when the user defines a non-coordinate variable with
* same name as a dimension. */
#define NON_COORD_PREPEND "_nc4_non_coord_"
/* An attribute in the HDF5 root group of this name means that the
* file must follow strict netCDF classic format rules. */
#define NC3_STRICT_ATT_NAME "_nc3_strict"
/* If this attribute is present on a dimscale variable, use the value
* as the netCDF dimid. */
#define NC_DIMID_ATT_NAME "_Netcdf4Dimid"
/** This is the name of the class HDF5 dimension scale attribute. */
#define HDF5_DIMSCALE_CLASS_ATT_NAME "CLASS"
/** This is the name of the name HDF5 dimension scale attribute. */
#define HDF5_DIMSCALE_NAME_ATT_NAME "NAME"
/** Strut to hold HDF5-specific info for the file. */
typedef struct NC_HDF5_FILE_INFO
{
hid_t hdfid;
} NC_HDF5_FILE_INFO_T;
/* These functions do HDF5 things. */
int rec_detach_scales(NC_GRP_INFO_T *grp, int dimid, hid_t dimscaleid);
int rec_reattach_scales(NC_GRP_INFO_T *grp, int dimid, hid_t dimscaleid);
void reportopenobjects(int log, hid_t);
/* Used by NC4_set_provenance */
int nc4_put_att(NC_GRP_INFO_T* grp, int varid, const char *name, nc_type file_type,
size_t len, const void *data, nc_type mem_type, int force);
/* In-memory functions */
extern hid_t NC4_image_init(NC_FILE_INFO_T* h5);
extern void NC4_image_finalize(void*);
/* These functions are internal to the libhdf5 directory. */
int nc4_detect_preserve_dimids(NC_GRP_INFO_T *grp, nc_bool_t *bad_coord_orderp);
int hdf5_set_log_level();
int nc4_get_fill_value(NC_FILE_INFO_T *h5, NC_VAR_INFO_T *var, void **fillp);
#endif /* _HDF5INTERNAL_ */