/****************************************************************************
 * NCSA HDF                                                                 *
 * Software Development Group                                               *
 * National Center for Supercomputing Applications                          *
 * University of Illinois at Urbana-Champaign                               *
 * 605 E. Springfield, Champaign IL 61820                                   *
 *                                                                          *
 * For conditions of distribution and use, see the accompanying             *
 * hdf/COPYING file.                                                        *
 *                                                                          *
 ****************************************************************************/

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

#include "hdiff_mattbl.h"


/*-------------------------------------------------------------------------
 * Function: match_table_add
 *
 * Purpose: mark object is in file;
 *  flag[0] = file1
 *  flag[1] = file2
 *  object exists in file = flag = 1
 *  does not exist        = flag = 0
 * the key is <path, tag, ref >
 *
 * Return: void
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: August 25, 2003
 *
 *-------------------------------------------------------------------------
 */

void match_table_add (match_table_t *table, 
                      unsigned *flags, 
                      char* path, 
                      int32 tag1, 
                      int32 ref1,
                      int32 tag2, 
                      int32 ref2 )
{
 int i;
 
 if (table->nobjs == table->size) {
  table->size *= 2;
  table->objs = (match_info_t*)realloc(table->objs, table->size * sizeof(match_info_t));
  
  for (i = table->nobjs; i < table->size; i++) {
   table->objs[i].tag1 = table->objs[i].ref1 = -1;
   table->objs[i].tag2 = table->objs[i].ref2 = -1;
   table->objs[i].flags[0] = table->objs[i].flags[1] = -1;
  }
 }
 
 i = table->nobjs++;
 table->objs[i].tag1 = tag1;
 table->objs[i].ref1 = ref1;
 table->objs[i].tag2 = tag2;
 table->objs[i].ref2 = ref2;
 strcpy(table->objs[i].obj_name,path);
 table->objs[i].flags[0] = flags[0];
 table->objs[i].flags[1] = flags[1];
}


/*-------------------------------------------------------------------------
 * Function: match_table_init
 *
 * Purpose: initialize table
 *
 * Return: void
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: July 3, 2003
 *
 *-------------------------------------------------------------------------
 */

void match_table_init( match_table_t **tbl )
{
 int i;
 match_table_t* table = (match_table_t*) malloc(sizeof(match_table_t));
 
 table->size = 20;
 table->nobjs = 0;
 table->objs = (match_info_t*) malloc(table->size * sizeof(match_info_t));
 
 for (i = 0; i < table->size; i++) {
  table->objs[i].tag1 = table->objs[i].ref1 = -1;
  table->objs[i].tag2 = table->objs[i].ref2 = -1;
  table->objs[i].flags[0] = table->objs[i].flags[1] = -1;
 }
 
 *tbl = table;
}



/*-------------------------------------------------------------------------
 * Function: match_table_free
 *
 * Purpose: free table memory
 *
 * Return: void
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: July 3, 2003
 *
 *-------------------------------------------------------------------------
 */

void match_table_free( match_table_t *table )
{
 free(table->objs);
 free(table);
}