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salome-kernel  6.5.0
HDFnObjects.c
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00001 // Copyright (C) 2007-2012  CEA/DEN, EDF R&D, OPEN CASCADE
00002 //
00003 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
00004 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
00005 //
00006 // This library is free software; you can redistribute it and/or
00007 // modify it under the terms of the GNU Lesser General Public
00008 // License as published by the Free Software Foundation; either
00009 // version 2.1 of the License.
00010 //
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014 // Lesser General Public License for more details.
00015 //
00016 // You should have received a copy of the GNU Lesser General Public
00017 // License along with this library; if not, write to the Free Software
00018 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00019 //
00020 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
00021 //
00022 
00023 /*----------------------------------------------------------------------------
00024 SALOME HDFPersist : implementation of HDF persitent ( save/ restore )
00025   File   : HDFnObjects.c
00026   Module : SALOME
00027 ----------------------------------------------------------------------------*/
00028 
00029 #include "hdfi.h"
00030 #include <stdlib.h>
00031 
00032 /*
00033  * - Name : HDFnObjects
00034  * - Description : returns the number of HDF objets in a HDF group
00035  * - Parameters :
00036  *     - fid     (IN)     : HDF file ID
00037  *     - path    (IN)     : acces path to the HDF group in the HDF file
00038  * - Results :
00039  *     - if success : number of objects
00040  *     - if failure : -1 
00041  */ 
00042 
00043 hdf_err Num(hdf_idt id,const char *name, void *data);
00044 
00045 hdf_err
00046 HDFnObjects(hdf_idt fid,const char *path,int *n)
00047 {
00048   int idx;
00049   int m = 0;
00050 
00051   if ((idx  = H5Giterate(fid,path,NULL,Num,(void*)&m)) < 0)
00052     return -1;
00053 
00054   *n = (int) m;
00055 
00056   return 0;
00057 }
00058 
00059 hdf_err Num(hdf_idt id,const char *name, void *data)
00060 {
00061   int *count;
00062   
00063   count = (int *) data;
00064   (*count)++;
00065 
00066   return 0;
00067 }
00068