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capability-information.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2006 INRIA
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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
19  */
20 #include "capability-information.h"
21 #include "ns3/log.h"
22 
23 NS_LOG_COMPONENT_DEFINE ("CapabilityInformation");
24 
25 namespace ns3 {
26 
27 CapabilityInformation::CapabilityInformation ()
28  : m_capability (0)
29 {
30  NS_LOG_FUNCTION (this);
31 }
32 
33 void
34 CapabilityInformation::SetEss (void)
35 {
36  NS_LOG_FUNCTION (this);
37  Set (0);
38  Clear (1);
39 }
40 void
41 CapabilityInformation::SetIbss (void)
42 {
43  NS_LOG_FUNCTION (this);
44  Clear (0);
45  Set (1);
46 }
47 
48 bool
49 CapabilityInformation::IsEss (void) const
50 {
51  NS_LOG_FUNCTION (this);
52  return Is (0);
53 }
54 bool
55 CapabilityInformation::IsIbss (void) const
56 {
57  NS_LOG_FUNCTION (this);
58  return Is (1);
59 }
60 
61 void
62 CapabilityInformation::Set (uint8_t n)
63 {
64  NS_LOG_FUNCTION (this << static_cast<uint32_t> (n));
65  uint32_t mask = 1 << n;
66  m_capability |= mask;
67 }
68 
69 void
70 CapabilityInformation::Clear (uint8_t n)
71 {
72  NS_LOG_FUNCTION (this << static_cast<uint32_t> (n));
73  uint32_t mask = 1 << n;
74  m_capability &= ~mask;
75 }
76 
77 bool
78 CapabilityInformation::Is (uint8_t n) const
79 {
80  NS_LOG_FUNCTION (this << static_cast<uint32_t> (n));
81  uint32_t mask = 1 << n;
82  return (m_capability & mask) == mask;
83 }
84 
85 
86 uint32_t
87 CapabilityInformation::GetSerializedSize (void) const
88 {
89  NS_LOG_FUNCTION (this);
90  return 2;
91 }
92 Buffer::Iterator
93 CapabilityInformation::Serialize (Buffer::Iterator start) const
94 {
95  NS_LOG_FUNCTION (this << &start);
96  start.WriteHtolsbU16 (m_capability);
97  return start;
98 }
99 Buffer::Iterator
100 CapabilityInformation::Deserialize (Buffer::Iterator start)
101 {
102  NS_LOG_FUNCTION (this << &start);
103  m_capability = start.ReadLsbtohU16 ();
104  return start;
105 }
106 
107 
108 } // namespace ns3
ns3::CapabilityInformation::IsIbss
bool IsIbss(void) const
Check if the Independent BSS (IBSS) bit in the capability information field is set to 1...
Definition: capability-information.cc:55
NS_LOG_FUNCTION
#define NS_LOG_FUNCTION(parameters)
Definition: log.h:345
ns3::CapabilityInformation::SetIbss
void SetIbss(void)
Set the Independent BSS (IBSS) bit in the capability information field.
Definition: capability-information.cc:41
ns3::CapabilityInformation::Deserialize
Buffer::Iterator Deserialize(Buffer::Iterator start)
Deserialize capability information from the given buffer.
Definition: capability-information.cc:100
ns3::CapabilityInformation::Serialize
Buffer::Iterator Serialize(Buffer::Iterator start) const
Serialize capability information to the given buffer.
Definition: capability-information.cc:93
ns3::Buffer::Iterator
iterator in a Buffer instance
Definition: buffer.h:98
ns3::CapabilityInformation::Is
bool Is(uint8_t n) const
Check if bit n is set to 1.
Definition: capability-information.cc:78
ns3::CapabilityInformation::SetEss
void SetEss(void)
Set the Extended Service Set (ESS) bit in the capability information field.
Definition: capability-information.cc:34
NS_LOG_COMPONENT_DEFINE
NS_LOG_COMPONENT_DEFINE("CapabilityInformation")
ns3::CapabilityInformation::Set
void Set(uint8_t n)
Set bit n to 1.
Definition: capability-information.cc:62
ns3::Buffer::Iterator::WriteHtolsbU16
void WriteHtolsbU16(uint16_t data)
Definition: buffer.cc:935
ns3::CapabilityInformation::IsEss
bool IsEss(void) const
Check if the Extended Service Set (ESS) bit in the capability information field is set to 1...
Definition: capability-information.cc:49
ns3::CapabilityInformation::GetSerializedSize
uint32_t GetSerializedSize(void) const
Return the serialized size of capability information.
Definition: capability-information.cc:87
ns3::Buffer::Iterator::ReadLsbtohU16
uint16_t ReadLsbtohU16(void)
Definition: buffer.cc:1090
ns3::CapabilityInformation::Clear
void Clear(uint8_t n)
Set bit n to 0.
Definition: capability-information.cc:70