satellite-arq-header.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2013 Magister Solutions Ltd.
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: Jani Puttonen <jani.puttonen@magister.fi>
19  */
20 
21 #include "satellite-arq-header.h"
22 
23 #include <ns3/log.h>
24 
25 #include <ostream>
26 
27 NS_LOG_COMPONENT_DEFINE("SatArqHeader");
28 
29 namespace ns3
30 {
31 
32 NS_OBJECT_ENSURE_REGISTERED(SatArqHeader);
33 
35  : m_seqNo(0)
36 {
37 }
38 
40 {
41 }
42 
43 TypeId
45 {
46  static TypeId tid =
47  TypeId("ns3::SatArqHeader").SetParent<Header>().AddConstructor<SatArqHeader>();
48  return tid;
49 }
50 
51 uint32_t
53 {
54  NS_LOG_FUNCTION(this);
55  return 1;
56 }
57 
58 void
59 SatArqHeader::Serialize(Buffer::Iterator start) const
60 {
61  NS_LOG_FUNCTION(this);
62  Buffer::Iterator i = start;
63  i.WriteU8(m_seqNo);
64 }
65 
66 uint32_t
67 SatArqHeader::Deserialize(Buffer::Iterator start)
68 {
69  NS_LOG_FUNCTION(this);
70  Buffer::Iterator i = start;
71 
72  m_seqNo = i.ReadU8();
73  return GetSerializedSize();
74 }
75 
76 void
77 SatArqHeader::Print(std::ostream& os) const
78 {
79  os << m_seqNo;
80 }
81 
82 TypeId
84 {
85  return GetTypeId();
86 }
87 
88 uint8_t
90 {
91  NS_LOG_FUNCTION(this);
92  return m_seqNo;
93 }
94 
95 void
96 SatArqHeader::SetSeqNo(uint8_t seqNo)
97 {
98  NS_LOG_FUNCTION(this << (uint32_t)seqNo);
99  m_seqNo = seqNo;
100 }
101 
102 } // namespace ns3
virtual uint32_t GetSerializedSize(void) const
Get serialized size of SatArqHeader.
static TypeId GetTypeId(void)
Get the type ID.
~SatArqHeader()
Destructor for SatArqHeader.
virtual void Serialize(Buffer::Iterator start) const
Serializes information to buffer from this instance of SatArqHeader.
virtual TypeId GetInstanceTypeId(void) const
Get the type ID of instance.
uint8_t GetSeqNo() const
Get sequence number.
virtual uint32_t Deserialize(Buffer::Iterator start)
Deserializes information from buffer to this instance of SatArqHeader.
SatArqHeader()
Constructor.
void SetSeqNo(uint8_t seqNo)
Set sequence number.
virtual void Print(std::ostream &os) const
Print time stamp of this instance of SatArqHeader.
uint8_t m_seqNo
Sequence number represented by one Byte.
SatArqSequenceNumber is handling the sequence numbers for the ARQ process.