A Discrete-Event Network Simulator
API
ipv4-packet-filter.cc
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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 #include "ns3/log.h"
25 #include "ns3/enum.h"
26 #include "ns3/uinteger.h"
27 #include "ns3/tcp-header.h"
28 #include "ns3/udp-header.h"
29 #include "ipv4-queue-disc-item.h"
30 #include "ipv4-packet-filter.h"
31 
32 namespace ns3 {
33 
34 NS_LOG_COMPONENT_DEFINE ("Ipv4PacketFilter");
35 
36 NS_OBJECT_ENSURE_REGISTERED (Ipv4PacketFilter);
37 
38 TypeId
40 {
41  static TypeId tid = TypeId ("ns3::Ipv4PacketFilter")
43  .SetGroupName ("Internet")
44  ;
45  return tid;
46 }
47 
49 {
50  NS_LOG_FUNCTION (this);
51 }
52 
54 {
55  NS_LOG_FUNCTION (this);
56 }
57 
58 bool
60 {
61  NS_LOG_FUNCTION (this << item);
62  return (DynamicCast<Ipv4QueueDiscItem> (item) != 0);
63 }
64 
65 // ------------------------------------------------------------------------- //
66 
67 
68 } // namespace ns3
virtual bool CheckProtocol(Ptr< QueueDiscItem > item) const
Checks if the filter is able to classify a kind of items.
static TypeId GetTypeId(void)
Get the type ID.
PacketFilter is the abstract base class for filters used by queue discs to classify packets.
Definition: packet-filter.h:34
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:74
a unique identifier for an interface.
Definition: type-id.h:59
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Definition: type-id.cc:922
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Definition: object-base.h:45
Every class exported by the ns3 library is enclosed in the ns3 namespace.