Panda3D
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datagramInputFile.I
00001 // Filename: datagramInputFile.I
00002 // Created by:  drose (30Oct00)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 
00016 ////////////////////////////////////////////////////////////////////
00017 //     Function: DatagramInputFile::Constructor
00018 //       Access: Published
00019 //  Description:
00020 ////////////////////////////////////////////////////////////////////
00021 INLINE DatagramInputFile::
00022 DatagramInputFile() {
00023   _error = false;
00024   _read_first_datagram = false;
00025   _in = (istream *)NULL;
00026   _owns_in = false;
00027 }
00028 
00029 ////////////////////////////////////////////////////////////////////
00030 //     Function: DatagramInputFile::Destructor
00031 //       Access: Published
00032 //  Description:
00033 ////////////////////////////////////////////////////////////////////
00034 INLINE DatagramInputFile::
00035 ~DatagramInputFile() {
00036   close();
00037 }
00038 
00039 ////////////////////////////////////////////////////////////////////
00040 //     Function: DatagramInputFile::open
00041 //       Access: Published
00042 //  Description: Opens the indicated filename for reading.  Returns
00043 //               true on success, false on failure.
00044 ////////////////////////////////////////////////////////////////////
00045 INLINE bool DatagramInputFile::
00046 open(const Filename &filename) {
00047   return open(new FileReference(filename));
00048 }
00049 
00050 ////////////////////////////////////////////////////////////////////
00051 //     Function: DatagramInputFile::get_stream
00052 //       Access: Published
00053 //  Description: Returns the istream represented by the input file.
00054 ////////////////////////////////////////////////////////////////////
00055 INLINE istream &DatagramInputFile::
00056 get_stream() {
00057   static ifstream null_stream;
00058   nassertr(_in != NULL, null_stream);
00059   return *_in;
00060 }
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