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// C++ informative line for the emacs editor: -*- C++ -*-
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef _H5File_H
#define _H5File_H
#ifndef H5_NO_NAMESPACE
namespace H5 {
#endif
class H5_DLLCPP H5File : public IdComponent, public CommonFG {
public:
// Default constructor
H5File();
// copy constructor: makes a copy of the original H5File object.
H5File(const H5File& original );
// Creates or opens an HDF5 file.
H5File( const string& name, unsigned int flags,
const FileCreatPropList& create_plist = FileCreatPropList::DEFAULT,
const FileAccPropList& access_plist = FileAccPropList::DEFAULT );
H5File( const char* name, unsigned int flags,
const FileCreatPropList& create_plist = FileCreatPropList::DEFAULT,
const FileAccPropList& access_plist = FileAccPropList::DEFAULT );
// Gets the file id
virtual hid_t getLocId() const;
// Returns the amount of free space in the file.
hssize_t getFreeSpace() const;
// Returns the number of opened object IDs (files, datasets, groups
// and datatypes) in the same file.
int getObjCount(unsigned types) const;
int getObjCount() const;
// Retrieves a list of opened object IDs (files, datasets, groups
// and datatypes) in the same file.
void getObjIDs(unsigned types, int max_objs, hid_t *oid_list) const;
// Returns the pointer to the file handle of the low-level file driver.
void getVFDHandle(FileAccPropList& fapl, void **file_handle) const;
void getVFDHandle(void **file_handle) const;
// Determines if a file, specified by its name, is in HDF5 format
static bool isHdf5(const string& name );
static bool isHdf5(const char* name );
// Creates a reference to a named Hdf5 object in this object.
void* Reference(const char* name) const;
// Creates a reference to a named Hdf5 object or to a dataset region
// in this object.
void* Reference(const char* name, DataSpace& dataspace, H5R_type_t ref_type = H5R_DATASET_REGION) const;
// Retrieves the type of object that an object reference points to.
H5G_obj_t getObjType(void *ref, H5R_type_t ref_type) const;
// Retrieves a dataspace with the region pointed to selected.
DataSpace getRegion(void *ref, H5R_type_t ref_type = H5R_DATASET_REGION) const;
// Retrieves the file size of an opened file.
haddr_t getFileSize() const;
// Reopens this file.
void reopen();
// Gets the creation property list of this file.
FileCreatPropList getCreatePlist() const;
// Gets the access property list of this file.
FileAccPropList getAccessPlist() const;
// Throw file exception.
virtual void throwException(const string func_name, const string msg) const;
// Used by the API to appropriately close a file.
void p_close() const;
// H5File destructor.
virtual ~H5File();
private:
// This function is private and contains common code between the
// constructors taking a string or a char*
void p_get_file( const char* name, unsigned int flags, const FileCreatPropList& create_plist, const FileAccPropList& access_plist );
};
#ifndef H5_NO_NAMESPACE
}
#endif
#endif
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