1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2016 Universita' degli Studi di Napoli Federico II
4  *               2016 University of Washington
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation;
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  *
19  * Authors:  Stefano Avallone <stavallo@unina.it>
20  *           Tom Henderson <tomhend@u.washington.edu>
21  *           Pasquale Imputato <p.imputato@gmail.com>
22  */
23 
24 #ifndef IPV6_PACKET_FILTER_H
25 #define IPV6_PACKET_FILTER_H
26 
27 #include "ns3/object.h"
28 #include "ns3/packet-filter.h"
29 
30 namespace ns3 {
31 
32 /**
33  * \ingroup ipv6
34  * \ingroup traffic-control
35  *
36  * Ipv6PacketFilter is the abstract base class for filters defined for IPv6 packets.
37  */
38 class Ipv6PacketFilter: public PacketFilter {
39 public:
40   /**
41    * \brief Get the type ID.
42    * \return the object TypeId
43    */
44   static TypeId GetTypeId (void);
45 
46   Ipv6PacketFilter ();
47   virtual ~Ipv6PacketFilter ();
48 
49 private:
50   virtual bool CheckProtocol (Ptr<QueueDiscItem> item) const;
51   virtual int32_t DoClassify (Ptr<QueueDiscItem> item) const = 0;
52 };
53 
54 } // namespace ns3
55 
56 #endif /* IPV6_PACKET_FILTER */
57