[3d993d]: exodus / cbind / src / ex_get_variable_name.c  Maximize  Restore  History

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/*
* Copyright (c) 2005 Sandia Corporation. Under the terms of Contract
* DE-AC04-94AL85000 with Sandia Corporation, the U.S. Governement
* 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 Sandia Corporation 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.
*
*/
/*****************************************************************************
*
* exgvnm - ex_get_variable_name
*
* entry conditions -
* input parameters:
* int exoid exodus file id
* int obj_type variable type
* int var_num variable index to read 1..num_var
*
* exit conditions -
* char* var_name ptr to variable name
*
* revision history -
*
*
*****************************************************************************/
#include "exodusII.h"
#include "exodusII_int.h"
/*!
* reads the name of a particular results variable from the database
*/
int ex_get_variable_name (int exoid,
ex_entity_type obj_type,
int var_num,
char *var_name)
{
int status;
int varid;
char errmsg[MAX_ERR_LENGTH];
const char *vname = NULL;
exerrval = 0; /* clear error code */
/* inquire previously defined variables */
switch (obj_type) {
case EX_GLOBAL:
vname = VAR_NAME_GLO_VAR;
break;
case EX_NODAL:
vname = VAR_NAME_NOD_VAR;
break;
case EX_EDGE_BLOCK:
vname = VAR_NAME_EDG_VAR;
break;
case EX_FACE_BLOCK:
vname = VAR_NAME_FAC_VAR;
break;
case EX_ELEM_BLOCK:
vname = VAR_NAME_ELE_VAR;
break;
case EX_NODE_SET:
vname = VAR_NAME_NSET_VAR;
break;
case EX_EDGE_SET:
vname = VAR_NAME_ESET_VAR;
break;
case EX_FACE_SET:
vname = VAR_NAME_FSET_VAR;
break;
case EX_SIDE_SET:
vname = VAR_NAME_SSET_VAR;
break;
case EX_ELEM_SET:
vname = VAR_NAME_ELSET_VAR;
break;
default:
exerrval = EX_BADPARAM;
sprintf( errmsg, "Error: Invalid variable type (%d) given for file id %d", obj_type, exoid );
ex_err( "ex_get_variable_name", errmsg, exerrval );
return (EX_FATAL);
}
if ((status = nc_inq_varid(exoid, vname, &varid)) != NC_NOERR) {
exerrval = status;
sprintf(errmsg,
"Warning: no %s variable names stored in file id %d",
ex_name_of_object(obj_type), exoid);
ex_err("ex_get_variable_name",errmsg,exerrval);
return (EX_WARN);
}
/* read the variable name */
{
int db_name_size = ex_inquire_int(exoid, EX_INQ_DB_MAX_ALLOWED_NAME_LENGTH);
int api_name_size = ex_inquire_int(exoid, EX_INQ_MAX_READ_NAME_LENGTH);
int name_size = db_name_size < api_name_size ? db_name_size : api_name_size;
status = ex_get_name_internal(exoid, varid, var_num-1, var_name, name_size, obj_type, "ex_get_variable_name");
if (status != NC_NOERR) {
return (EX_FATAL);
}
}
return (EX_NOERR);
}

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