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salome-med  6.5.0
MEDnFam.cxx
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00001 /*************************************************************************
00002 * COPYRIGHT (C) 1999 - 2002  EDF R&D
00003 * THIS LIBRARY IS FREE SOFTWARE; YOU CAN REDISTRIBUTE IT AND/OR MODIFY
00004 * IT UNDER THE TERMS OF THE GNU LESSER GENERAL PUBLIC LICENSE 
00005 * AS PUBLISHED BY THE FREE SOFTWARE FOUNDATION; 
00006 * EITHER VERSION 2.1 OF THE LICENSE, OR (AT YOUR OPTION) ANY LATER VERSION.
00007 *  
00008 * THIS LIBRARY IS DISTRIBUTED IN THE HOPE THAT IT WILL BE USEFUL, BUT
00009 * WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF
00010 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. SEE THE GNU
00011 * LESSER GENERAL PUBLIC LICENSE FOR MORE DETAILS.
00012 *
00013 * YOU SHOULD HAVE RECEIVED A COPY OF THE GNU LESSER GENERAL PUBLIC LICENSE
00014 * ALONG WITH THIS LIBRARY; IF NOT, WRITE TO THE FREE SOFTWARE FOUNDATION,
00015 * INC., 59 TEMPLE PLACE, SUITE 330, BOSTON, MA 02111-1307 USA
00016 *
00017 *************************************************************************/
00018 
00019 #include "med.hxx"
00020 #include "med_outils.hxx"
00021 
00022 #include <string.h>
00023 #include <stdlib.h>
00024 
00025 namespace med_2_1{
00026 
00027 med_int 
00028 MEDnFam(med_idt fid,char *maa, int indice, med_dim_famille quoi)
00029 {
00030   med_idt datagroup,famid;
00031   med_err ret;
00032   char chemin[MED_TAILLE_MAA+MED_TAILLE_FAS+2*MED_TAILLE_NOM+1];
00033   med_int n;
00034   int n_tmp;
00035   int num;
00036   char famille[MED_TAILLE_NOM+1];
00037 
00038 
00039   /* 
00040    * On inhibe le gestionnaire d'erreur HDF 
00041    */
00042   _MEDmodeErreurVerrouiller();
00043 
00044   strcpy(chemin,MED_MAA);
00045   strcat(chemin,maa);
00046   strcat(chemin,MED_FAS);
00047   if (indice == 0)
00048     {
00049       n_tmp = 0;
00050       _MEDnObjets(fid,chemin,&n_tmp);
00051       n = (med_int ) n_tmp;
00052     }
00053   else
00054     {
00055       /*
00056        * On recupere le nom de la famille
00057        */
00058       num = indice - 1;
00059       if ((ret = _MEDobjetIdentifier(fid,chemin,num,
00060                             famille)) < 0)
00061         return -1;
00062       
00063   /* 
00064    * Si le Data Group de la famille n'existe pas => erreur
00065    */
00066       strcat(chemin,famille);
00067       if ((famid = _MEDdatagroupOuvrir(fid,chemin)) < 0)
00068         return -1;
00069 
00070       switch (quoi)
00071         {
00072         case MED_GROUPE :
00073           if ((datagroup = _MEDdatagroupOuvrir(famid,MED_NOM_GRO)) < 0)
00074             n = 0;
00075           else
00076             {
00077               if ((ret = _MEDattrEntierLire(datagroup,MED_NOM_NBR,&n)) < 0)
00078                 return -1;
00079               if ((ret = _MEDdatagroupFermer(datagroup)) < 0)
00080                 return -1;
00081             }
00082           break;
00083 
00084         case MED_ATTR :
00085           if ((datagroup = _MEDdatagroupOuvrir(famid,MED_NOM_ATT)) < 0)
00086             n = 0;
00087           else
00088             {
00089               if ((ret = _MEDattrEntierLire(datagroup,MED_NOM_NBR,&n)) < 0)
00090                 return -1;
00091               if ((ret = _MEDdatagroupFermer(datagroup)) < 0)
00092                 return -1;
00093             }
00094           break;
00095 
00096         default :
00097           return -1;
00098         }
00099 
00100       if ((ret = _MEDdatagroupFermer(famid)) < 0)
00101         return -1;
00102 
00103     }
00104 
00105   return (med_int) n;
00106 }
00107 
00108 }