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/*********************************************************************
* Copyright 2018, UCAR/Unidata
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
* $Header: /upc/share/CVS/netcdf-3/ncgen3/main.c,v 1.20 2010/03/31 18:18:40 dmh Exp $
*********************************************************************/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <string.h>
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#endif
#if defined(_WIN32) && !defined(__MINGW32__)
#include "XGetopt.h"
#endif
#include "netcdf.h"
#include "netcdf_aux.h"
#include "ncbytes.h"
#include "ncpathmgr.h"
extern void NCD4_dumpbytes(size_t size, const void* data0, int swap);
extern void NCD4_tagdump(size_t size, const void* data0, int swap, const char* tag);
static char* progname = NULL;
static void
usage(void)
{
fprintf(stderr,"Usage: %s [ -O ][ -f infile | file ]",progname);
exit(1);
}
int
main(int argc, char *argv[])
{
int c;
char* fname = NULL;
char* tag = NULL;
size_t offset = 0;
size_t len = 0;
char* data0 = NULL;
char* data = NULL;
int swap = 0;
progname = strdup(argv[0]);
while ((c = getopt(argc, argv, "SO:f:t:")) != EOF) {
switch(c) {
case 'f':
fname = strdup(optarg);
break;
case 't':
tag = strdup(optarg);
break;
case 'S':
swap = 1;
break;
case 'O':
offset = atol(optarg);
break;
case '?':
usage();
}
}
argc -= optind;
argv += optind;
if(fname == NULL) {
if (argc > 1) {
fprintf(stderr,"%s: only one input file argument permitted",progname);
return(1);
}
fname = strdup(argv[0]);
}
if(tag == NULL) tag = strdup(progname);
if(ncaux_readfile(fname,&len,(void**)&data0)) usage();
if(offset >= len) {
fprintf(stderr,"Offset too large: file length = %u\n",(unsigned)len);
return 1;
}
data = data0 + offset;
NCD4_tagdump(len,data,swap,tag);
nullfree(data0);
nullfree(fname);
nullfree(tag);
return 0;
}
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