A Discrete-Event Network Simulator
API
ipv4-route.cc
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2009 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 */
19
20#include "ipv4-route.h"
21#include "ns3/net-device.h"
22#include "ns3/assert.h"
23#include "ns3/log.h"
24
25namespace ns3 {
26
27NS_LOG_COMPONENT_DEFINE ("Ipv4Route");
28
30{
31 NS_LOG_FUNCTION (this);
32}
33
34void
36{
37 NS_LOG_FUNCTION (this << dest);
38 m_dest = dest;
39}
40
43{
44 NS_LOG_FUNCTION (this);
45 return m_dest;
46}
47
48void
50{
51 NS_LOG_FUNCTION (this << src);
52 m_source = src;
53}
54
57{
58 NS_LOG_FUNCTION (this);
59 return m_source;
60}
61
62void
64{
65 NS_LOG_FUNCTION (this << gw);
66 m_gateway = gw;
67}
68
71{
72 NS_LOG_FUNCTION (this);
73 return m_gateway;
74}
75
76void
78{
79 NS_LOG_FUNCTION (this << outputDevice);
80 m_outputDevice = outputDevice;
81}
82
85{
86 NS_LOG_FUNCTION (this);
87 return m_outputDevice;
88}
89
90std::ostream& operator<< (std::ostream& os, Ipv4Route const& route)
91{
92 os << "source=" << route.GetSource () << " dest="<< route.GetDestination () <<" gw=" << route.GetGateway ();
93 return os;
94}
95
97{
98 NS_LOG_FUNCTION (this);
99 m_ttls.clear ();
100}
101
102void
104{
105 NS_LOG_FUNCTION (this << group);
106 m_group = group;
107}
108
111{
112 NS_LOG_FUNCTION (this);
113 return m_group;
114}
115
116void
118{
119 NS_LOG_FUNCTION (this << origin);
120 m_origin = origin;
121}
122
125{
126 NS_LOG_FUNCTION (this);
127 return m_origin;
128}
129
130void
132{
133 NS_LOG_FUNCTION (this << parent);
134 m_parent = parent;
135}
136
139{
140 NS_LOG_FUNCTION (this);
141 return m_parent;
142}
143
144void
146{
147 NS_LOG_FUNCTION (this << oif << ttl);
148 if (ttl >= MAX_TTL)
149 {
150 // This TTL value effectively disables the interface
151 std::map<uint32_t, uint32_t>::iterator iter;
152 iter = m_ttls.find (oif);
153 if (iter != m_ttls.end ())
154 {
155 m_ttls.erase (iter);
156 }
157 }
158 else
159 {
160 m_ttls[oif] = ttl;
161 }
162}
163
164std::map<uint32_t, uint32_t>
166{
167 NS_LOG_FUNCTION (this);
168 return(m_ttls);
169}
170
171} // namespace ns3
Ipv4 addresses are stored in host order in this class.
Definition: ipv4-address.h:41
Ipv4Address m_group
Group.
Definition: ipv4-route.h:161
Ipv4Address GetGroup(void) const
Definition: ipv4-route.cc:110
std::map< uint32_t, uint32_t > GetOutputTtlMap() const
Definition: ipv4-route.cc:165
void SetOrigin(const Ipv4Address origin)
Definition: ipv4-route.cc:117
Ipv4Address m_origin
Source of packet.
Definition: ipv4-route.h:162
void SetOutputTtl(uint32_t oif, uint32_t ttl)
Definition: ipv4-route.cc:145
void SetGroup(const Ipv4Address group)
Definition: ipv4-route.cc:103
uint32_t m_parent
Source interface.
Definition: ipv4-route.h:163
uint32_t GetParent(void) const
Definition: ipv4-route.cc:138
static const uint32_t MAX_TTL
Maximum time-to-live (TTL)
Definition: ipv4-route.h:158
Ipv4Address GetOrigin(void) const
Definition: ipv4-route.cc:124
std::map< uint32_t, uint32_t > m_ttls
Time to Live container.
Definition: ipv4-route.h:164
void SetParent(uint32_t iif)
Definition: ipv4-route.cc:131
IPv4 route cache entry (similar to Linux struct rtable)
Definition: ipv4-route.h:42
Ipv4Address GetDestination(void) const
Definition: ipv4-route.cc:42
Ipv4Address m_source
Source address.
Definition: ipv4-route.h:92
Ipv4Address GetSource(void) const
Definition: ipv4-route.cc:56
void SetGateway(Ipv4Address gw)
Definition: ipv4-route.cc:63
Ptr< NetDevice > GetOutputDevice(void) const
Definition: ipv4-route.cc:84
void SetDestination(Ipv4Address dest)
Definition: ipv4-route.cc:35
void SetSource(Ipv4Address src)
Definition: ipv4-route.cc:49
Ipv4Address GetGateway(void) const
Definition: ipv4-route.cc:70
Ipv4Address m_gateway
Gateway address.
Definition: ipv4-route.h:93
void SetOutputDevice(Ptr< NetDevice > outputDevice)
Equivalent in Linux to dst_entry.dev.
Definition: ipv4-route.cc:77
Ptr< NetDevice > m_outputDevice
Output device.
Definition: ipv4-route.h:94
Ipv4Address m_dest
Destination address.
Definition: ipv4-route.h:91
#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 ",...
Every class exported by the ns3 library is enclosed in the ns3 namespace.
std::ostream & operator<<(std::ostream &os, const Angles &a)
Definition: angles.cc:139