1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SALOME HDFPersist : implementation of HDF persitent ( save/ restore )
33 #define access _access
37 #include "HDFfile.hxx"
38 #include "HDFexception.hxx"
40 herr_t file_attr(hid_t loc_id, const char *attr_name, void *operator_data)
42 *(char**)operator_data = new char[strlen(attr_name)+1];
43 strcpy(*(char**)operator_data, attr_name);
47 HDFfile::HDFfile(char *name)
48 : HDFcontainerObject(name)
53 void HDFfile::CreateOnDisk()
55 if ((_id = HDFfileCreate(_name)) < 0)
56 throw HDFexception("Can't create HDF file");
59 void HDFfile::OpenOnDisk(hdf_access_mode access_mode)
61 _access_mode = access_mode;
67 if (access(_name, F_OK))
69 if ((_id = HDFfileCreate(_name)) < 0) {
70 msgerr = "Can't create HDF in RW mode file" + std::string(_name);
71 throw HDFexception(msgerr.c_str());
74 else if ((_id = HDFfileOpen(_name, _access_mode)) < 0) {
75 msgerr = "Can't open HDF in RW mode file " + std::string(_name);
76 throw HDFexception(msgerr.c_str());
81 if ((_id = HDFfileOpen(_name, _access_mode)) < 0) {
82 msgerr = "Can't open HDF in RO mode file " + std::string(_name);
83 throw HDFexception(msgerr.c_str());
88 msgerr = "Can't open HDF file " + std::string(_name) + " : bad access option";
89 throw HDFexception(msgerr.c_str());
93 void HDFfile::CloseOnDisk()
97 if ((ret = HDFfileClose(_id)) < 0)
98 throw HDFexception("Can't close HDF file");
103 hdf_access_mode HDFfile::GetAccessMode()
108 hdf_object_type HDFfile::GetObjectType()
113 int HDFfile::nInternalObjects()
118 if ((ret = HDFnObjects(_id,"/",&n)) < 0)
119 throw HDFexception("Can't determine the number of internal objects");
124 void HDFfile::InternalObjectIndentify(int rank, char *object_name)
128 if ((ret = HDFobjectIdentify(_id,"/",rank,object_name)) < 0)
129 throw HDFexception("Can't identify an internal object");
132 int HDFfile::ExistInternalObject(const char *object_name)
136 char name[HDF_NAME_MAX_LEN+1];
138 n = this->nInternalObjects();
141 this->InternalObjectIndentify(i,name);
142 if (!strcmp(name,object_name))
151 hdf_object_type HDFfile::InternalObjectType(char *object_name)
153 hdf_object_type type;
156 if ((ret = HDFobjectType(_id,object_name,&type)) < 0)
157 throw HDFexception("Can't determine internal object type");
162 int HDFfile::nAttributes()
164 int nbAttrs = H5Aget_num_attrs(_id);
165 if(nbAttrs <= 0) nbAttrs = 0;
169 char* HDFfile::GetAttributeName(unsigned idx)
171 int nbAttrs = nAttributes();
172 if(nbAttrs == 0) return NULL;
173 H5Aiterate(_id, &idx, file_attr, &_attribute);