/*
   This procedure opens and reads ACE sunpulse data from a
   level 1 HDF file.  Data records are read into a structure.

   This procedure was modified from its original source to be called
   from a Fortran main routine and pass back the data set contents
   as a structure array.

   Original source:  ACE Science Center - sunpulse_rd.c
   Modifications:    Sandy Kramer, NASA/GSFC, code 692 - 01/08/98
*/

#include <stdio.h>
#include <string.h>

#include "sunpulsetime.h"
#include "df.h"

int rd_sunpulse(name, sunpulsedat, sunpulsecnt)

  char *name;
  struct ACEsunpulsetime *sunpulsedat;
  int *sunpulsecnt;

{
  int32 hdf_fp,sd_id;
  struct ACEsunpulsetime testdata;
  int ii,jj,retval;
  float64 lastsptime;

  printf("ACE Sunpulse read routine\n");
  printf("File name is <%s>\n", name);

  if (name[0] == ' ') { printf("Usage: rd_sunpulse hdf_file\n"); return(1); }

  /* open hdf input file */

  if ((hdf_fp=Hopen(name, DFACC_RDONLY, 0))==FAIL) {
      fprintf(stderr, "Hopen: could not open hdf file\n");
      return(-1);
    }
  Vstart(hdf_fp);
  if ((sd_id=SDstart(name, DFACC_RDONLY))==FAIL) {
      fprintf(stderr, "SDstart: could not open hdf file\n");
      return(-1);
    }

  if( init_rd_sunpulsetime(hdf_fp, sd_id, "r") <= 0) {
    fprintf(stderr,"RD_SUNPULSE: No sunpulsetime data\n");
    }

  ii=0;
  while((retval= read_sunpulsetime(&testdata,ii))!=-1) {
     sunpulsedat[ii] = testdata;
/*
    printf("%12.5f %12.5f\n",
	testdata.SPtime, testdata.SPtime-lastsptime);
    lastsptime=testdata.SPtime;
*/
     ii++;
  }
  *sunpulsecnt = ii;

  /* all done, close HDF file */

  close_rd_sunpulsetime();
  fprintf(stderr,"VS detached \n");
  Vend(hdf_fp);
  fprintf(stderr,"VS ended \n");
  if (SDend(sd_id)==FAIL)
    {
      fprintf(stderr, "SDend: could not close hdf file\n");
      return(-1);
    }
  if (Hclose(hdf_fp)==FAIL) {
      fprintf(stderr, "Hclose: could not close hdf file\n");
      return(-1);
    }
  fprintf(stderr,"file closed \n");

  return(0);
}