A Discrete-Event Network Simulator
API
vht-operation.cc
Go to the documentation of this file.
1/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2016 S├ębastien 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: S├ębastien Deronne <sebastien.deronne@gmail.com>
19 */
20
21#include "vht-operation.h"
22
23namespace ns3 {
24
26 : m_channelWidth (0),
27 m_channelCenterFrequencySegment0 (0),
28 m_channelCenterFrequencySegment1 (0),
29 m_basicVhtMcsAndNssSet (0)
30{
31}
32
35{
36 return IE_VHT_OPERATION;
37}
38
39uint16_t
41{
42 return 5;
43}
44
45void
46VhtOperation::SetChannelWidth (uint8_t channelWidth)
47{
48 m_channelWidth = channelWidth;
49}
50
51void
52VhtOperation::SetChannelCenterFrequencySegment0 (uint8_t channelCenterFrequencySegment0)
53{
54 m_channelCenterFrequencySegment0 = channelCenterFrequencySegment0;
55}
56
57void
58VhtOperation::SetChannelCenterFrequencySegment1 (uint8_t channelCenterFrequencySegment1)
59{
60 m_channelCenterFrequencySegment1 = channelCenterFrequencySegment1;
61}
62
63void
64VhtOperation::SetMaxVhtMcsPerNss (uint8_t nss, uint8_t maxVhtMcs)
65{
66 NS_ASSERT ((maxVhtMcs == 0 || (maxVhtMcs >= 7 && maxVhtMcs <= 9)) && (nss >= 1 && nss <= 8));
67 if (maxVhtMcs != 0)
68 {
69 m_basicVhtMcsAndNssSet |= (((maxVhtMcs - 7) & 0x03) << ((nss - 1) * 2));
70 }
71 else
72 {
73 m_basicVhtMcsAndNssSet |= (3 << ((nss - 1) * 2));
74 }
75}
76
77void
78VhtOperation::SetBasicVhtMcsAndNssSet (uint16_t basicVhtMcsAndNssSet)
79{
80 m_basicVhtMcsAndNssSet = basicVhtMcsAndNssSet;
81}
82
83uint8_t
85{
86 return m_channelWidth;
87}
88
89uint8_t
91{
93}
94
95uint8_t
97{
99}
100
101uint16_t
103{
105}
106
107void
109{
110 //write the corresponding value for each bit
111 start.WriteU8 (GetChannelWidth ());
114 start.WriteU16 (GetBasicVhtMcsAndNssSet ());
115}
116
117uint16_t
119{
121 uint8_t channelWidth = i.ReadU8 ();
122 uint8_t channelCenterFrequencySegment0 = i.ReadU8 ();
123 uint8_t channelCenterFrequencySegment1 = i.ReadU8 ();
124 uint16_t basicVhtMcsAndNssSet = i.ReadU16 ();
125 SetChannelWidth (channelWidth);
126 SetChannelCenterFrequencySegment0 (channelCenterFrequencySegment0);
127 SetChannelCenterFrequencySegment1 (channelCenterFrequencySegment1);
128 SetBasicVhtMcsAndNssSet (basicVhtMcsAndNssSet);
129 return length;
130}
131
132std::ostream &
133operator << (std::ostream &os, const VhtOperation &VhtOperation)
134{
135 os << +VhtOperation.GetChannelWidth () << "|"
139 return os;
140}
141
142} //namespace ns3
iterator in a Buffer instance
Definition: buffer.h:99
uint16_t ReadU16(void)
Definition: buffer.h:1029
uint8_t ReadU8(void)
Definition: buffer.h:1021
The VHT Operation Information Element.
Definition: vht-operation.h:36
uint16_t m_basicVhtMcsAndNssSet
basic VHT MCS NSS set
uint8_t m_channelWidth
channel width
uint16_t GetBasicVhtMcsAndNssSet(void) const
Return the Basic VHT-MCS And Nss field in the VHT Operation information element.
uint8_t GetChannelCenterFrequencySegment0(void) const
Return the Channel Center Frequency Segment 0 field in the VHT Operation information element.
void SerializeInformationField(Buffer::Iterator start) const override
Serialize information (i.e., the body of the IE, not including the Element ID and length octets)
void SetMaxVhtMcsPerNss(uint8_t nss, uint8_t maxVhtMcs)
Set the Basic VHT-MCS and NSS field in the VHT Operation information element by specifying the tuple ...
uint8_t m_channelCenterFrequencySegment1
channel center frequency segment 1
uint8_t GetChannelWidth(void) const
Return the Channel Width field in the VHT Operation information element.
uint8_t m_channelCenterFrequencySegment0
channel center frequency segment 0
uint16_t DeserializeInformationField(Buffer::Iterator start, uint16_t length) override
Deserialize information (i.e., the body of the IE, not including the Element ID and length octets)
void SetBasicVhtMcsAndNssSet(uint16_t basicVhtMcsAndNssSet)
Set the Basic VHT-MCS and NSS field in the VHT Operation information element.
WifiInformationElementId ElementId() const override
Get the wifi information element ID.
void SetChannelWidth(uint8_t channelWidth)
Set the Channel Width field in the VHT Operation information element.
uint16_t GetInformationFieldSize() const override
Length of serialized information (i.e., the length of the body of the IE, not including the Element I...
uint8_t GetChannelCenterFrequencySegment1(void) const
Return the Channel Center Frequency Segment 1 field in the VHT Operation information element.
void SetChannelCenterFrequencySegment1(uint8_t channelCenterFrequencySegment1)
Set the Channel Center Frequency Segment 1 field in the VHT Operation information element.
void SetChannelCenterFrequencySegment0(uint8_t channelCenterFrequencySegment0)
Set the Channel Center Frequency Segment 0 field in the VHT Operation information element.
#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
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
uint8_t WifiInformationElementId
This type is used to represent an Information Element ID.
def start()
Definition: core.py:1852
#define IE_VHT_OPERATION