Urn.h

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00001 /*
00002 
00003 Copyright (C) 2005-2007 by Peter Dimov.
00004 
00005 This file is part of Calitko (http://www.calitko.org).
00006 
00007 Calitko is free software; you can redistribute it and/or modify
00008 it under the terms of the GNU General Public License as published by
00009 the Free Software Foundation; either version 2 of the License, or
00010 (at your option) any later version.
00011 
00012 Calitko is distributed in the hope that it will be useful,
00013 but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 GNU General Public License for more details.
00016 
00017 You should have received a copy of the GNU General Public License
00018 along with Calitko; if not, write to the Free Software
00019 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00020 
00021 */
00022 
00023 #ifndef URNEXTENSION_H
00024 #define URNEXTENSION_H
00025 
00026 #include "Extension.h"
00027 
00028 // Open containing namespaces:
00029 namespace Gnutella {
00030 namespace Packets {
00031 namespace Extensions {
00033 
00035 /*
00036     \todo Implement the class URN and store the hash as an URN. Alternatively,
00037           implement a Hash class and store the value there.
00038 */
00039 class Urn : public Extension
00040 {
00041 public:
00042     static const char StartByte = char(0x75);
00043 
00044                     Urn();
00045                     ~Urn();
00046     Urn *           copy() const;
00047 
00048     QByteArray      urn() const { return urn_; }
00049 
00050     int             prepareRead (const QByteArray &rawData);
00051     void            read (QDataStream &stream);
00052     int             prepareWrite() const;
00053     void            write (QDataStream &stream) const;
00054 
00055 private:
00056     QByteArray      urn_;
00057 };
00058 
00059 // Close containing namespaces:
00060 } // namespace Extensions
00061 } // namespace Packets
00062 } // namespace Gnutella
00064 
00065 #endif // URNEXTENSION_H