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hwmp-tag.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2008,2009 IITP RAS
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: Kirill Andreev <andreev@iitp.ru>
19  */
20 
21 #include "hwmp-tag.h"
22 
23 namespace ns3 {
24 namespace dot11s {
25 
26 NS_OBJECT_ENSURE_REGISTERED (HwmpTag);
27 //Class HwmpTag:
28 HwmpTag::HwmpTag () :
29  m_address (Mac48Address::GetBroadcast ()), m_ttl (0), m_metric (0), m_seqno (0)
30 {
31 }
32 
33 HwmpTag::~HwmpTag ()
34 {
35 }
36 
37 void
38 HwmpTag::SetAddress (Mac48Address retransmitter)
39 {
40  m_address = retransmitter;
41 }
42 
43 Mac48Address
44 HwmpTag::GetAddress ()
45 {
46  return m_address;
47 }
48 
49 void
50 HwmpTag::SetTtl (uint8_t ttl)
51 {
52  m_ttl = ttl;
53 }
54 
55 uint8_t
56 HwmpTag::GetTtl ()
57 {
58  return m_ttl;
59 }
60 
61 void
62 HwmpTag::SetMetric (uint32_t metric)
63 {
64  m_metric = metric;
65 }
66 
67 uint32_t
68 HwmpTag::GetMetric ()
69 {
70  return m_metric;
71 }
72 
73 void
74 HwmpTag::SetSeqno (uint32_t seqno)
75 {
76  m_seqno = seqno;
77 }
78 
79 uint32_t
80 HwmpTag::GetSeqno ()
81 {
82  return m_seqno;
83 }
84 
85 TypeId
86 HwmpTag::GetTypeId ()
87 {
88  static TypeId tid = TypeId ("ns3::dot11s::HwmpTag").SetParent<Tag> ().AddConstructor<HwmpTag> ();
89  return tid;
90 }
91 
92 TypeId
93 HwmpTag::GetInstanceTypeId () const
94 {
95  return GetTypeId ();
96 }
97 
98 uint32_t
99 HwmpTag::GetSerializedSize () const
100 {
101  return 6 //address
102  + 1 //ttl
103  + 4 //metric
104  + 4; //seqno
105 }
106 
107 void
108 HwmpTag::Serialize (TagBuffer i) const
109 {
110  uint8_t address[6];
111  int j;
112  m_address.CopyTo (address);
113  i.WriteU8 (m_ttl);
114  i.WriteU32 (m_metric);
115  i.WriteU32 (m_seqno);
116  for (j = 0; j < 6; j++)
117  {
118  i.WriteU8 (address[j]);
119  }
120 }
121 
122 void
123 HwmpTag::Deserialize (TagBuffer i)
124 {
125  uint8_t address[6];
126  int j;
127  m_ttl = i.ReadU8 ();
128  m_metric = i.ReadU32 ();
129  m_seqno = i.ReadU32 ();
130  for (j = 0; j < 6; j++)
131  {
132  address[j] = i.ReadU8 ();
133  }
134  m_address.CopyFrom (address);
135 }
136 
137 void
138 HwmpTag::Print (std::ostream &os) const
139 {
140  os << "address=" << m_address;
141  os << "ttl=" << m_ttl;
142  os << "metrc=" << m_metric;
143  os << "seqno=" << m_seqno;
144 }
145 void
146 HwmpTag::DecrementTtl ()
147 {
148  m_ttl--;
149 }
150 } // namespace dot11s
151 } // namespace ns3