A Discrete-Event Network Simulator
API
dsss-parameter-set.cc
Go to the documentation of this file.
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2016 Sébastien Deronne
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: Sébastien Deronne <sebastien.deronne@gmail.com>
19  */
20 
21 #include "dsss-parameter-set.h"
22 
23 namespace ns3 {
24 
25 DsssParameterSet::DsssParameterSet ()
26  : m_currentChannel (0),
27  m_dsssSupported (0)
28 {
29 }
30 
31 WifiInformationElementId
32 DsssParameterSet::ElementId () const
33 {
34  return IE_DSSS_PARAMETER_SET;
35 }
36 
37 void
38 DsssParameterSet::SetDsssSupported (uint8_t dsssSupported)
39 {
40  m_dsssSupported = dsssSupported;
41 }
42 
43 void
44 DsssParameterSet::SetCurrentChannel (uint8_t currentChannel)
45 {
46  m_currentChannel = currentChannel;
47 }
48 
49 uint8_t
50 DsssParameterSet::GetInformationFieldSize () const
51 {
52  NS_ASSERT (m_dsssSupported);
53  return 1;
54 }
55 
56 Buffer::Iterator
57 DsssParameterSet::Serialize (Buffer::Iterator i) const
58 {
59  if (!m_dsssSupported)
60  {
61  return i;
62  }
63  return WifiInformationElement::Serialize (i);
64 }
65 
66 uint16_t
67 DsssParameterSet::GetSerializedSize () const
68 {
69  if (!m_dsssSupported)
70  {
71  return 0;
72  }
73  return WifiInformationElement::GetSerializedSize ();
74 }
75 
76 void
77 DsssParameterSet::SerializeInformationField (Buffer::Iterator start) const
78 {
79  if (m_dsssSupported)
80  {
81  start.WriteU8 (m_currentChannel);
82  }
83 }
84 
85 uint8_t
86 DsssParameterSet::DeserializeInformationField (Buffer::Iterator start, uint8_t length)
87 {
88  Buffer::Iterator i = start;
89  m_currentChannel = i.ReadU8 ();
90  return length;
91 }
92 
93 } //namespace ns3
ns3::WifiInformationElement::Serialize
virtual Buffer::Iterator Serialize(Buffer::Iterator i) const
Serialize entire IE including Element ID and length fields.
Definition: wifi-information-element.cc:47
ns3::DsssParameterSet::m_dsssSupported
bool m_dsssSupported
This is used to decide whether this element should be added to the frame or not.
Definition: dsss-parameter-set.h:69
visualizer.core.start
def start()
Definition: core.py:1855
ns3::DsssParameterSet::SerializeInformationField
void SerializeInformationField(Buffer::Iterator start) const override
Serialize information (i.e., the body of the IE, not including the Element ID and length octets) ...
Definition: dsss-parameter-set.cc:77
ns3::DsssParameterSet::Serialize
Buffer::Iterator Serialize(Buffer::Iterator start) const override
Serialize entire IE including Element ID and length fields.
Definition: dsss-parameter-set.cc:57
NS_ASSERT
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file...
Definition: assert.h:67
ns3::Buffer::Iterator
iterator in a Buffer instance
Definition: buffer.h:98
ns3::DsssParameterSet::GetSerializedSize
uint16_t GetSerializedSize() const override
Get the size of the serialized IE including Element ID and length fields.
Definition: dsss-parameter-set.cc:67
IE_DSSS_PARAMETER_SET
#define IE_DSSS_PARAMETER_SET
Definition: wifi-information-element.h:51
ns3::DsssParameterSet::SetCurrentChannel
void SetCurrentChannel(uint8_t currentChannel)
Set the Current Channel field in the DsssParameterSet information element.
Definition: dsss-parameter-set.cc:44
ns3::DsssParameterSet::GetInformationFieldSize
uint8_t GetInformationFieldSize() const override
Length of serialized information (i.e., the length of the body of the IE, not including the Element I...
Definition: dsss-parameter-set.cc:50
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::DsssParameterSet::SetDsssSupported
void SetDsssSupported(uint8_t dsssSupported)
Set DSSS supported.
Definition: dsss-parameter-set.cc:38
ns3::WifiInformationElement::GetSerializedSize
virtual uint16_t GetSerializedSize() const
Get the size of the serialized IE including Element ID and length fields.
Definition: wifi-information-element.cc:35
ns3::DsssParameterSet::DeserializeInformationField
uint8_t DeserializeInformationField(Buffer::Iterator start, uint8_t length) override
Deserialize information (i.e., the body of the IE, not including the Element ID and length octets) ...
Definition: dsss-parameter-set.cc:86
ns3::DsssParameterSet::m_currentChannel
uint8_t m_currentChannel
current channel number
Definition: dsss-parameter-set.h:66
ns3::DsssParameterSet::ElementId
WifiInformationElementId ElementId() const override
Definition: dsss-parameter-set.cc:32
ns3::Buffer::Iterator::ReadU8
uint8_t ReadU8(void)
Definition: buffer.h:1021
ns3::WifiInformationElementId
uint8_t WifiInformationElementId
This type is used to represent an Information Element ID.
Definition: wifi-information-element.h:40