MEDlFichDes.c

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00001 /*  This file is part of MED.
00002  *
00003  *  COPYRIGHT (C) 1999 - 2015  EDF R&D, CEA/DEN
00004  *  MED is free software: you can redistribute it and/or modify
00005  *  it under the terms of the GNU Lesser General Public License as published by
00006  *  the Free Software Foundation, either version 3 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  MED is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU Lesser General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU Lesser General Public License
00015  *  along with MED.  If not, see <http://www.gnu.org/licenses/>.
00016  */
00017 
00018 
00019 #include <med.h>
00020 #include <med_config.h>
00021 #include <med_outils.h>
00022 #include <string.h>
00023 
00024 med_int
00025 MEDlFichDes(med_idt fid)
00026 {
00027   med_idt attr, root;
00028   med_err ret=0;
00029   char des[MED_TAILLE_DESC+1];
00030   med_int longueur=0;
00031   char nom[MED_TAILLE_NOM+1];
00032   char chemin[MED_TAILLE_MAA+1];
00033 
00034   /*
00035    * On inhibe le gestionnaire d'erreur HDF
00036    */
00037   _MEDmodeErreurVerrouiller();
00038 if (MEDcheckVersion(fid) < 0) return -1;
00039 
00040 
00041   /*
00042    * On ouvre le Data Group racine
00043    */
00044   strncpy(chemin,MED_MAA,MED_TAILLE_MAA-1);
00045   chemin[MED_TAILLE_MAA-1] = '\0';
00046   if ((root = _MEDdatagroupOuvrir(fid,chemin)) < 0)
00047     return -1;
00048 
00049   /*
00050    * On regarde si l'attribut existe
00051    * Si non => erreur
00052    * Si oui => on retourne sa longueur
00053    */
00054   strcpy(nom,MED_NOM_DESCRIPTEUR);
00055  
00056   if ((attr = _MEDattrOuvrir(root,nom)) < 0) {
00057     _MEDdatagroupFermer(root);
00058     longueur=0;
00059     return 0;
00060   }
00061  
00062   if ((ret = _MEDattrFermer(attr)) < 0) {
00063     _MEDdatagroupFermer(root);
00064     return -1;
00065   }
00066   
00067   if ((ret = _MEDattrStringLire(root,nom,MED_TAILLE_DESC,des)) < 0) {
00068     _MEDdatagroupFermer(root);
00069     return -1;
00070   }
00071   
00072   longueur = strlen(des);
00073 
00074   /*
00075    * fermetures 
00076    */
00077   if ( _MEDdatagroupFermer(root) < 0)
00078     return -1;
00079 
00080   return longueur;
00081 }

Généré le Thu Oct 8 14:26:16 2015 pour MED fichier par  doxygen 1.6.1