RawRead

Syntax

int RawRead(int fid,struct RadarParm *prm, struct RawData *raw);

Header

superdarn/rawread.h

Library

raw

Description

The RawRead function reads a rawacf data record from an open file.

The data is read from the file with the descriptor given by the argument fid. The data is decoded and used to populate the radar parameter block pointed to by the argument prm and the raw data structure pointer to by the argument raw.

Returns

Returns zero on success. On error, (-1) is returned.

Errors

On error, (-1) is returned.

Example

Source Code: RawRead.c

/* RawRead.c
   =========
   Author: R.J.Barnes

Copyright (c) 2012 The Johns Hopkins University/Applied Physics Laboratory

This file is part of the Radar Software Toolkit (RST).

RST is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.

Modifications:


*/


#include <stdio.h>
#include <stdlib.h>

#include "rtypes.h"
#include "dmap.h"
#include "limit.h"
#include "rprm.h"
#include "rawdata.h"
#include "rawread.h"

int main(int argc,char *argv[]) {
 
  FILE *fp;
  int fd;

  struct RadarParm prm;
  struct RawData raw;

  fp=fopen(argv[1],"r");

  if (fp==NULL) {
    fprintf(stderr,"File not found.'n");
    exit(-1);
  }
  fd=fileno(fp);

  while(RawRead(fd,&prm,&raw) !=-1) {
    fprintf(stdout,"%.4d-%.2d-%.2d %.2d:%.2d:%.2d'n",
             prm.time.yr,prm.time.mo,prm.time.dy,
             prm.time.hr,prm.time.mt,prm.time.sc);
  }
 
  fclose(fp);


  return 0;
}