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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef H5REPACK_H__
#define H5REPACK_H__
#include "hdf5.h"
#define PFORMAT "%-7s %-7s %-7s\n" /*chunk info, compression info, name*/
#define PFORMAT1 "%-7s %-7s %-7s" /*chunk info, compression info, name*/
#define MAX_NC_NAME 256 /* max length of a name */
#define MAX_VAR_DIMS 32 /* max per variable dimensions */
/*-------------------------------------------------------------------------
* data structures for command line options
*-------------------------------------------------------------------------
*/
/* a list of names */
typedef struct {
char obj[MAX_NC_NAME];
} obj_list_t;
/*
the type of compression and additional parameter
type can be one of the filters
H5Z_FILTER_NONE 0, uncompress if compressed
H5Z_FILTER_DEFLATE 1 , deflation like gzip
H5Z_FILTER_SZIP 4 , szip compression
*/
typedef struct {
int type;
int info;
} comp_info_t;
/* chunk lengths along each dimension and rank */
typedef struct {
hsize_t chunk_lengths[MAX_VAR_DIMS];
int rank;
} chunk_info_t;
/* information for one object, contains PATH, CHUNK info and COMP info */
typedef struct {
char path[MAX_NC_NAME]; /* name of object */
comp_info_t comp; /* compression information */
chunk_info_t chunk; /* chunk information */
} pack_info_t;
/* store a table of all objects */
typedef struct {
int size;
int nelems;
pack_info_t *objs;
} pack_opttbl_t;
/*-------------------------------------------------------------------------
* command line options
*-------------------------------------------------------------------------
*/
/* all the above, ready to go to the hrepack call */
typedef struct {
pack_opttbl_t *op_tbl; /*table with all -c and -t options */
int all_chunk; /*chunk all objects, input of "*" */
int all_comp; /*comp all objects, input of "*" */
comp_info_t comp_g; /*global compress INFO for the ALL case */
chunk_info_t chunk_g; /*global chunk INFO for the ALL case */
int verbose; /*verbose mode */
int trip; /*which cycle are we in */
int threshold; /*minimum size to compress, in bytes */
} pack_opt_t;
/*-------------------------------------------------------------------------
* public functions
*-------------------------------------------------------------------------
*/
#ifdef __cplusplus
extern "C" {
#endif
int h5repack (char* infile, char* outfile, pack_opt_t *options);
int h5repack_addcomp (char* str, pack_opt_t *options);
int h5repack_addchunk(char* str, pack_opt_t *options);
int h5repack_init (pack_opt_t *options, int verbose);
int h5repack_end (pack_opt_t *options);
#ifdef __cplusplus
}
#endif
/*-------------------------------------------------------------------------
* private functions
*-------------------------------------------------------------------------
*/
void read_info(char *filename,pack_opt_t *options);
#endif /* H5REPACK_H__ */
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