text: /*
   * Copyright (c) 2005-2017 National Technology & Engineering Solutions
   * of Sandia, LLC (NTESS).  Under the terms of Contract DE-NA0003525 with
   * NTESS, the U.S. Government retains certain rights in this software.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   *       notice, this list of conditions and the following disclaimer.
   *
   *     * Redistributions in binary form must reproduce the above
   *       copyright notice, this list of conditions and the following
   *       disclaimer in the documentation and/or other materials provided
   *       with the distribution.
   *
   *     * Neither the name of NTESS nor the names of its
   *       contributors may be used to endorse or promote products derived
   *       from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   */
  /*****************************************************************************
   *
   * exgnm - ex_get_id_map
   *
   * entry conditions -
   *   input parameters:
   *       int     exoid                   exodus file id
   *       int     map_type                type of map (node, edge, face, element)
   *
   * exit conditions -
   *       int*    map                     map
   *
   *****************************************************************************/
  
  #include "exodusII.h"     // for ex_err, etc
  #include "exodusII_int.h" // for EX_FATAL, EX_NOERR, etc
  
  /*
   * reads the id map
   */
  
  int ex_get_id_map(int exoid, ex_entity_type map_type, void_int *map)
  {
    int         dimid, mapid, status;
    size_t      i;
    size_t      num_entries;
    char        errmsg[MAX_ERR_LENGTH];
    const char *dnumentries;
    const char *vmap;
    const char *tname;
  
    EX_FUNC_ENTER();
    ex__check_valid_file_id(exoid, __func__);
  
    switch (map_type) {
    case EX_NODE_MAP:
      tname       = "node";
      dnumentries = DIM_NUM_NODES;
      vmap        = VAR_NODE_NUM_MAP;
      break;
    case EX_EDGE_MAP:
      tname       = "edge";
      dnumentries = DIM_NUM_EDGE;
      vmap        = VAR_EDGE_NUM_MAP;
      break;
    case EX_FACE_MAP:
      tname       = "face";
      dnumentries = DIM_NUM_FACE;
      vmap        = VAR_FACE_NUM_MAP;
      break;
    case EX_ELEM_MAP:
      tname       = "element";
      dnumentries = DIM_NUM_ELEM;
      vmap        = VAR_ELEM_NUM_MAP;
      break;
    default:
      snprintf(errmsg, MAX_ERR_LENGTH, "ERROR: Bad map type (%d) specified for file id %d", map_type,
               exoid);
      ex_err_fn(exoid, __func__, errmsg, EX_BADPARAM);
      EX_FUNC_LEAVE(EX_FATAL);
    }
  
    /* See if any entries are stored in this file */
    if (nc_inq_dimid(exoid, dnumentries, &dimid) != NC_NOERR) {
      EX_FUNC_LEAVE(EX_NOERR);
    }
  
    if (nc_inq_varid(exoid, vmap, &mapid) != NC_NOERR) {
      if ((status = nc_inq_dimlen(exoid, dimid, &num_entries)) != NC_NOERR) {
        snprintf(errmsg, MAX_ERR_LENGTH, "ERROR: failed to get number of %ss in file id %d", tname,
                 exoid);
        ex_err_fn(exoid, __func__, errmsg, status);
        EX_FUNC_LEAVE(EX_FATAL);
      }
  
      /* generate default map of 1..n, where n is num_entries */
      if (ex_int64_status(exoid) & EX_MAPS_INT64_API) {
        int64_t *lmap = (int64_t *)map;
        for (i = 0; i < num_entries; i++) {
          lmap[i] = i + 1;
        }
      }
      else {
        int *lmap = (int *)map;
        for (i = 0; i < num_entries; i++) {
          lmap[i] = i + 1;
        }
      }
  
      EX_FUNC_LEAVE(EX_NOERR);
    }
  
    /* read in the id map  */
    if (ex_int64_status(exoid) & EX_MAPS_INT64_API) {
      status = nc_get_var_longlong(exoid, mapid, map);
    }
    else {
      status = nc_get_var_int(exoid, mapid, map);
    }
  
    if (status != NC_NOERR) {
      snprintf(errmsg, MAX_ERR_LENGTH, "ERROR: failed to get %s id map in file id %d", tname, exoid);
      ex_err_fn(exoid, __func__, errmsg, status);
      EX_FUNC_LEAVE(EX_FATAL);
    }
  
    EX_FUNC_LEAVE(EX_NOERR);
  }
  