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amsdu-subframe-header.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2009 MIRKO BANCHI
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  * Author: Mirko Banchi <mk.banchi@gmail.com>
19  */
20 #include "amsdu-subframe-header.h"
21 #include "ns3/address-utils.h"
22 #include "ns3/log.h"
23 
24 NS_LOG_COMPONENT_DEFINE ("AmsduSubframeHeader");
25 
26 namespace ns3 {
27 
28 NS_OBJECT_ENSURE_REGISTERED (AmsduSubframeHeader);
29 
30 TypeId
31 AmsduSubframeHeader::GetTypeId ()
32 {
33  static TypeId tid = TypeId ("ns3::AmsduSubframeHeader")
34  .SetParent<Header> ()
35  .AddConstructor<AmsduSubframeHeader> ()
36  ;
37  return tid;
38 }
39 
40 TypeId
41 AmsduSubframeHeader::GetInstanceTypeId (void) const
42 {
43  return GetTypeId ();
44 }
45 
46 AmsduSubframeHeader::AmsduSubframeHeader ()
47  : m_length (0)
48 {
49  NS_LOG_FUNCTION (this);
50 }
51 
52 AmsduSubframeHeader::~AmsduSubframeHeader ()
53 {
54  NS_LOG_FUNCTION (this);
55 }
56 
57 uint32_t
58 AmsduSubframeHeader::GetSerializedSize () const
59 {
60  NS_LOG_FUNCTION (this);
61  return (6 + 6 + 2);
62 }
63 
64 void
65 AmsduSubframeHeader::Serialize (Buffer::Iterator i) const
66 {
67  NS_LOG_FUNCTION (this << &i);
68  WriteTo (i, m_da);
69  WriteTo (i, m_sa);
70  i.WriteHtonU16 (m_length);
71 }
72 
73 uint32_t
74 AmsduSubframeHeader::Deserialize (Buffer::Iterator start)
75 {
76  NS_LOG_FUNCTION (this << &start);
77  Buffer::Iterator i = start;
78  ReadFrom (i, m_da);
79  ReadFrom (i, m_sa);
80  m_length = i.ReadNtohU16 ();
81  return i.GetDistanceFrom (start);
82 }
83 
84 void
85 AmsduSubframeHeader::Print (std::ostream &os) const
86 {
87  NS_LOG_FUNCTION (this << &os);
88  os << "DA = " << m_da << ", SA = " << m_sa << ", length = " << m_length;
89 }
90 
91 void
92 AmsduSubframeHeader::SetDestinationAddr (Mac48Address to)
93 {
94  NS_LOG_FUNCTION (this << to);
95  m_da = to;
96 }
97 
98 void
99 AmsduSubframeHeader::SetSourceAddr (Mac48Address from)
100 {
101  NS_LOG_FUNCTION (this << from);
102  m_sa = from;
103 }
104 
105 void
106 AmsduSubframeHeader::SetLength (uint16_t length)
107 {
108  NS_LOG_FUNCTION (this << length);
109  m_length = length;
110 }
111 
112 Mac48Address
113 AmsduSubframeHeader::GetDestinationAddr (void) const
114 {
115  NS_LOG_FUNCTION (this);
116  return m_da;
117 }
118 
119 Mac48Address
120 AmsduSubframeHeader::GetSourceAddr (void) const
121 {
122  NS_LOG_FUNCTION (this);
123  return m_sa;
124 }
125 
126 uint16_t
127 AmsduSubframeHeader::GetLength (void) const
128 {
129  NS_LOG_FUNCTION (this);
130  return m_length;
131 }
132 
133 } // namespace ns3