A Discrete-Event Network Simulator
API
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ipv4-packet-filter.h
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1/*
2 * Copyright (c) 2016 Universita' degli Studi di Napoli Federico II
3 * 2016 University of Washington
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation;
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 *
18 * Authors: Stefano Avallone <stavallo@unina.it>
19 * Tom Henderson <tomhend@u.washington.edu>
20 * Pasquale Imputato <p.imputato@gmail.com>
21 */
22
23#ifndef IPV4_PACKET_FILTER_H
24#define IPV4_PACKET_FILTER_H
25
26#include "ns3/object.h"
27#include "ns3/packet-filter.h"
28
29namespace ns3
30{
31
39{
40 public:
45 static TypeId GetTypeId();
46
48 ~Ipv4PacketFilter() override;
49
50 private:
51 bool CheckProtocol(Ptr<QueueDiscItem> item) const override;
52 int32_t DoClassify(Ptr<QueueDiscItem> item) const override = 0;
53};
54
55} // namespace ns3
56
57#endif /* IPV4_PACKET_FILTER */
Ipv4PacketFilter is the abstract base class for filters defined for IPv4 packets.
int32_t DoClassify(Ptr< QueueDiscItem > item) const override=0
Classify a packet.
static TypeId GetTypeId()
Get the type ID.
bool CheckProtocol(Ptr< QueueDiscItem > item) const override
Checks if the filter is able to classify a kind of items.
PacketFilter is the abstract base class for filters used by queue discs to classify packets.
Definition: packet-filter.h:35
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:77
a unique identifier for an interface.
Definition: type-id.h:59
Every class exported by the ns3 library is enclosed in the ns3 namespace.