/* The RCS version of hdfgen.pl used to create this file is: */
/* $Id: hdfgen.pl,v 1.33 1997/07/28 21:28:44 jeff Exp jeff $ */

/* The include file used to create this file is: */
/* $Id: mag_vector.h,v 1.5 1997/05/07 18:44:38 jeff Exp $ */

#include "mag_vector.h"
#include "mfhdf.h"
#include "df.h"

int32 vgrp_id_MagVectorSet;
static int32 vdata_id_MagVectorSet;

static int32 sds_id_MagVectorSet1;

  /* 567 is the size of mag_vector.h + 1 added line */
char Vgrp_descrp_MagVectorSet[567];

/****----  init create function  ----****/

int32 init_cr_mag_vec(int32 hdf_fp, int32 sd_id, int32 an_id, char *classname)
{
  int32 retval=0;
  int32 vgrp_ref_w;
  int32 ann_id_w;

  int32 sds_ref_w1;
  int32 dim_sizes[3];
  int32 rank;

  int32 wr_Vgrp_desc_mag_vec();

  void mag_vec_error();

  /*         Setup a Vgroup         */
  if ((vgrp_id_MagVectorSet = Vattach(hdf_fp, -1, "w"))==FAIL) {
    mag_vec_error("init_cr_mag_vec -> Vattach: Couldn't create Vgroup");
    retval = -1;
  }
  Vsetname(vgrp_id_MagVectorSet, "VG_MagVectorSet"); 
  Vsetclass(vgrp_id_MagVectorSet, "VG_MAG_VECTOR");


  /*      Get the Vgroup reference     */
  if ((vgrp_ref_w = Vfind(hdf_fp, "VG_MagVectorSet" )) ==FAIL) {
    mag_vec_error("init_cr_mag_vec -> Vfind: Couldn't get Vgrp reference");
    retval = -1;
  }
  /*      Add a description to the Vgroup      */
  wr_Vgrp_desc_mag_vec(Vgrp_descrp_MagVectorSet);

  if ((ann_id_w = ANcreate(an_id, DFTAG_VG, vgrp_ref_w, AN_DATA_DESC)) ==FAIL) {
    mag_vec_error("init_cr_mag_vec -> ANcreate: Can't create Vgrp description");
    retval = -1;
  }
  if ((ANwriteann(ann_id_w, Vgrp_descrp_MagVectorSet, sizeof(Vgrp_descrp_MagVectorSet))) ==FAIL) {
    mag_vec_error("init_cr_mag_vec -> ANwriteann: Can't write Vgrp description");
    retval = -1;
  }
  ANendaccess(ann_id_w);

  /*        Setup a Vdata        */
  if ((vdata_id_MagVectorSet = VSattach(hdf_fp, -1, "w")) ==FAIL) {
    mag_vec_error("init_cr_mag_vec -> VSattach: Couldn't attach to Vdata");
    retval = -1;
  }
  VSsetname(vdata_id_MagVectorSet, "MagVectorSet");
  VSsetclass(vdata_id_MagVectorSet, classname);

  /*       Insert the Vdata into the Vgroup       */
  if ((Vinsert(vgrp_id_MagVectorSet, vdata_id_MagVectorSet)) ==FAIL) {
    mag_vec_error("init_cr_mag_vec -> Vinsert: Couldn't insert Vdata into Vgroup");
    retval = -1;
  }

  /*    Define the fields in the Vdata    */
  if (VSfdefine(vdata_id_MagVectorSet, "sctime_readout", DFNT_UINT32, (1) )) {
    mag_vec_error("init_cr_mag_vec -> VSfdefine: Couldn't define sctime_readout");
    retval = -1;
  }
  if (VSfdefine(vdata_id_MagVectorSet, "sctime_collection", DFNT_UINT32, (1) )) {
    mag_vec_error("init_cr_mag_vec -> VSfdefine: Couldn't define sctime_collection");
    retval = -1;
  }
  if (VSfdefine(vdata_id_MagVectorSet, "QAC", DFNT_UINT32, (1) )) {
    mag_vec_error("init_cr_mag_vec -> VSfdefine: Couldn't define QAC");
    retval = -1;
  }

  if (VSsetfields(vdata_id_MagVectorSet,"sctime_readout, sctime_collection, QAC")){
    mag_vec_error("init_cr_mag_vec -> VSsetfields: Couldn't set fields");
    retval = -1;
  }

 /*  Create SDS's and add to the Vgroup  */
  rank = 3;
  dim_sizes[0] = SD_UNLIMITED;
  dim_sizes[1] = MAGVECDIM;
  dim_sizes[2] = MAGNUMVCT;
  if((sds_id_MagVectorSet1 = SDcreate(sd_id, "MagVectorSet_vector", DFNT_INT16, rank, dim_sizes)) == FAIL)
    mag_vec_error("init_cr_mag_vec -> SDcreate: Couldn't create MagVectorSet_vector");

  /*  Add SDS to Vgroup  */
  if((sds_ref_w1 = SDidtoref(sds_id_MagVectorSet1)) == FAIL)
    mag_vec_error("init_cr_mag_vec -> SDidtoref: Couldn't get ref for MagVectorSet_vector");

  if((Vaddtagref(vgrp_id_MagVectorSet, DFTAG_NDG, sds_ref_w1)) == FAIL)
    mag_vec_error("init_cr_mag_vec -> Vaddtagref: Couldn't add SDS MagVectorSet_vector to Vgrp");

  return(retval);
}

/* Included for backwards compatibility */

int32 init_wr_mag_vec(int32 hdf_fp, int32 sd_id, int32 an_id, char *classname)
{ return( init_cr_mag_vec(hdf_fp, sd_id, an_id, classname) ); }

/******---- write function ----******/

int32 write_mag_vec(struct MagVectorSet MagVectorSet_struc, int32 recnum)
{
  int32 start[3], edges[3];
  int32 retval = 0;
  uint8 *odata;
  static int32 recnum_wr=0;

void mag_vec_error();
void pack_mag_vec();

  odata = (uint8 *) malloc(sizeof(struct MagVectorSet));
  pack_mag_vec(odata, &MagVectorSet_struc);

  if(recnum!=-1) {
	recnum_wr=recnum;
	if(VSseek(vdata_id_MagVectorSet, recnum)==-1) {
		mag_vec_error("write_mag_vec -> VSseek: error.");
		retval = -1;
	}
  }
  if(VSwrite(vdata_id_MagVectorSet, (uint8 *)odata, 1, FULL_INTERLACE) == -1)
    mag_vec_error("write_mag_vec -> VSwrite: Couldn't write data.");

  start[0] = recnum_wr++;
  start[1] = 0;
  start[2] = 0;
  edges[0] = 1;

  edges[1] = MAGVECDIM;
  edges[2] = MAGNUMVCT;
  if (SDwritedata(sds_id_MagVectorSet1,start,NULL,edges, (VOIDP)(MagVectorSet_struc.vector)) ==FAIL)
    mag_vec_error("write_mag_vec -> SDwritedata: Problem writing vector data.");

  memset(&MagVectorSet_struc, 0, sizeof(struct MagVectorSet));
  free(odata);
  return(retval);
}

/*----   close write function    ----*/

void close_wr_mag_vec()
{
  VSdetach(vdata_id_MagVectorSet);
  Vdetach(vgrp_id_MagVectorSet);
  SDendaccess(sds_id_MagVectorSet1);
}

/*----     init access function    ----*/

int32 init_acc_mag_vec(int32 hdf_fp, int32 sd_id)
{
  static int32 sds_index1;
  int32 vdata_ref;
  int32 retval=0;
  int32 num_rec;

  void mag_vec_error();

   if((sds_index1=SDnametoindex(sd_id, "MagVectorSet_vector" )) ==FAIL) {
      mag_vec_error("init_acc_mag_vec -> SDnametoindex: Couldn't find MagVectorSet_vector");
      retval = -1;
  }
  if((sds_id_MagVectorSet1=SDselect(sd_id, sds_index1)) ==FAIL) {
      mag_vec_error("init_acc_mag_vec -> SDselect: Couldn't select sds_index1");
      retval = -1;
  }

  if ((vdata_ref = VSfind(hdf_fp, "MagVectorSet")) ==FAIL) {
    mag_vec_error("init_acc_mag_vec -> VSfind: Couldn't get vdata_ref");
    retval=-1;
  }
  if ((vdata_id_MagVectorSet = VSattach(hdf_fp, vdata_ref, "w")) ==FAIL) {
    mag_vec_error("init_acc_mag_vec -> VSattach: Couldn't attach to hdf file.");
    retval=-1;
  }

  VSinquire(vdata_id_MagVectorSet, &num_rec, NULL, NULL, NULL, NULL);
  if (num_rec <= 0) {
    mag_vec_error("init_acc_mag_vec -> VSinquire: No data written for structure 'MagVectorSet'.");
    exit(-1);
  }

  if (VSsetfields(vdata_id_MagVectorSet,"sctime_readout, sctime_collection, QAC"))
      mag_vec_error("init_acc_mag_vec -> VSsetfields: Unable to set fields.");

  if(retval!=-1) retval=num_rec;
  return(retval);
}

/* Included for backwards compatability */

int32 init_rd_mag_vec(int32 hdf_fp, int32 sd_id)
{ return ( init_acc_mag_vec(hdf_fp, sd_id) ); }

/******---- read function ----******/

int32 read_mag_vec(struct MagVectorSet *MagVectorSet_struc, int32 recnum_rd)
{
int32 start[3], edges[3];
static int32 last_recnum = -1;
int32 maxrec;
int32 retval = 0;
uint8 *odata;

void mag_vec_error();
void unpack_mag_vec();

  if(recnum_rd==-1) recnum_rd=last_recnum+1;

  start[0] = recnum_rd;
  start[1] = 0;
  start[2] = 0;
  edges[0] = 1;

  odata = (uint8 *) malloc(sizeof(struct MagVectorSet));
  VSinquire(vdata_id_MagVectorSet, &maxrec, NULL, NULL, NULL, NULL);
  if (recnum_rd >= maxrec) return(-1);
  if (recnum_rd != last_recnum+1)
      if (VSseek(vdata_id_MagVectorSet, recnum_rd)==FAIL) {
          mag_vec_error("read_mag_vec -> VSseek unsuccessful");
          retval = -1;
    }
  last_recnum = recnum_rd;

  edges[1] = MAGVECDIM;

  edges[2] = MAGNUMVCT;
  if(SDreaddata(sds_id_MagVectorSet1,start,NULL,edges, (VOIDP)(MagVectorSet_struc->vector )) ==FAIL) {
    mag_vec_error("read_mag_vec -> SDreaddata: Couldn't read vector");
    retval = -1;
  }
  if(VSread(vdata_id_MagVectorSet, (uint8 *)odata, 1, FULL_INTERLACE) ==FAIL) {
    mag_vec_error("read_mag_vec -> VSread: Couldn't read data.");
    retval = -1;
  }
  unpack_mag_vec(odata, MagVectorSet_struc);
  free(odata);
  return(retval);
}

/*----   close read function    ----*/

void close_rd_mag_vec()
{
  VSdetach(vdata_id_MagVectorSet);
  SDendaccess(sds_id_MagVectorSet1);
}

/*----  Read V group description, function    ----*/
void rd_Vgrp_desc_mag_vec(int32 hdf_fp, int32 an_id)
{
  int32 ann_id_r;
  int32 num_ann;
  int32 *ann_list;
  int32 vgrp_ref_r;

void mag_vec_error();

  /*      Get the Vgroup reference     */
  if ((vgrp_ref_r = Vfind(hdf_fp, "VG_MagVectorSet" )) ==FAIL)
    mag_vec_error("rd_Vgrp_mag_vec -> Vfind: Couldn't get Vgrp reference.");

  if ((num_ann = ANnumann(an_id, AN_DATA_DESC, DFTAG_VG, vgrp_ref_r)) ==FAIL)
    mag_vec_error("rd_Vgrp_mag_vec -> ANnumann: Couldn't get number of annotations.");

printf("1numann= %d \n", num_ann);
    ann_list = HDmalloc(num_ann * sizeof(int32));
printf("1ann_list= %d \n", ann_list);
  if ((num_ann = ANannlist(an_id, AN_DATA_DESC, DFTAG_VG, vgrp_ref_r, ann_list)) ==FAIL)
    mag_vec_error("rd_Vgrp_mag_vec -> ANannlist: Couldn't");

printf("2numann= %d \n", num_ann);
printf("2ann_list= %d \n", ann_list);
  if ((ann_id_r = ANselect(an_id, (num_ann-1), AN_DATA_DESC)) ==FAIL)
    mag_vec_error("rd_Vgrp_mag_vec -> ANselect: Couldn't");

  if (ANreadann(ann_id_r, Vgrp_descrp_MagVectorSet, HDstrlen(Vgrp_descrp_MagVectorSet)) ==FAIL)
    mag_vec_error("rd_Vgrp_mag_vec -> ANreadann: Couldn't");

  printf("AN: %s\n", Vgrp_descrp_MagVectorSet);
  ANendaccess(ann_id_r);
  ANend(an_id);
}

/*----   error function    ----*/

void mag_vec_error(int8 *mess)
{
  fprintf(stderr,"\nERROR in  hdf_mag_vec.c -> %s\n", mess);
  HEprint(stderr, 0);
}

/*----   pack function    ----*/

void pack_mag_vec(uint8 *data, struct MagVectorSet *MagVectorSet_ptr)
{
int32 ptr=0;

   memcpy(data+ptr, &MagVectorSet_ptr->sctime_readout, ((4)*(1)) );
   ptr+= ((4)*(1));
   memcpy(data+ptr, &MagVectorSet_ptr->sctime_collection, ((4)*(1)) );
   ptr+= ((4)*(1));
   memcpy(data+ptr, &MagVectorSet_ptr->QAC, ((4)*(1)) );
   ptr+= ((4)*(1));
}

/*----   unpack function    ----*/

void unpack_mag_vec(uint8 *data, struct MagVectorSet *MagVectorSet_ptr)
{
int32 ptr=0;

   memcpy(&MagVectorSet_ptr->sctime_readout, data+ptr,  ((4)*(1)) );
   ptr+= ((4)*(1));
   memcpy(&MagVectorSet_ptr->sctime_collection, data+ptr,  ((4)*(1)) );
   ptr+= ((4)*(1));
   memcpy(&MagVectorSet_ptr->QAC, data+ptr,  ((4)*(1)) );
   ptr+= ((4)*(1));
}
int32 get_vgrp_id_mag_vec() {return(vgrp_id_MagVectorSet);}

/*----   V group description function    ----*/

int32 wr_Vgrp_desc_mag_vec(char *wr_strval)
{
  strcat(wr_strval, "The file 'mag_vector.h' is shown below, it was used to create the data in the Vgroup named 'VG_MagVectorSet'.\n\n");
  strcat(wr_strval,"/* $Id: mag_vector.h,v 1.5 1997/05/07 18:44:38 jeff Exp $ */\n");
  strcat(wr_strval,"#include \"hdfi.h\"\n");
  strcat(wr_strval,"\n");
  strcat(wr_strval,"#define MAGNUMVCT 96\n");
  strcat(wr_strval,"#define MAGVECDIM 3\n");
  strcat(wr_strval,"\n");
  strcat(wr_strval,"struct MagVectorSet\n");
  strcat(wr_strval,"{\n");
  strcat(wr_strval,"  uint32 sctime_readout;         /* 32 bit spacecraft readout time    */\n");
  strcat(wr_strval,"  uint32 sctime_collection;         /* 32 bit spacecraft collection time    */\n");
  strcat(wr_strval,"\n");
  strcat(wr_strval,"  uint32 QAC;              /* number of missing frame in this cycle */\n");
  strcat(wr_strval,"\n");
  strcat(wr_strval,"  int16 vector[MAGVECDIM][MAGNUMVCT];  /* component of magnetic vector  */\n");
  strcat(wr_strval,"};\n");
  return(0);
}