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mesh-wifi-beacon.cc
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2009 IITP RAS
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: Pavel Boyko <boyko@iitp.ru>
19  */
20 
21 #include "ns3/mesh-wifi-beacon.h"
22 
23 
24 namespace ns3 {
25 
27 {
28  m_header.SetSsid (ssid);
29  m_header.SetSupportedRates (rates);
30  m_header.SetBeaconIntervalUs (us);
31 }
32 void
34 {
36 }
37 
38 Time
40 {
41  return MicroSeconds (m_header.GetBeaconIntervalUs ());
42 }
43 
46 {
47  Ptr<Packet> packet = Create <Packet> ();
48  packet->AddHeader (m_elements);
49  packet->AddHeader (BeaconHeader ());
50  return packet;
51 }
54 {
55  WifiMacHeader hdr;
56 
57  hdr.SetBeacon ();
58  hdr.SetAddr1 (Mac48Address::GetBroadcast ());
59  hdr.SetAddr2 (address);
60  hdr.SetAddr3 (mpAddress);
61  hdr.SetDsNotFrom ();
62  hdr.SetDsNotTo ();
63 
64  return hdr;
65 }
66 } // namespace ns3
67 
void AddInformationElement(Ptr< WifiInformationElement > ie)
Add information element.
keep track of time unit.
Definition: nstime.h:149
WifiInformationElementVector m_elements
List of information elements added.
The Supported Rates Information ElementThis class knows how to serialise and deserialise the Supporte...
bool AddInformationElement(Ptr< WifiInformationElement > element)
add an IE, if maxSize has exceeded, returns false
static Mac48Address GetBroadcast(void)
WifiMacHeader CreateHeader(Mac48Address address, Mac48Address mpAddress)
Ptr< Packet > CreatePacket()
Create frame = { beacon header + all information elements sorted by ElementId () }.
MgtBeaconHeader BeaconHeader() const
Read standard Wifi beacon header.
an EUI-48 address
Definition: mac48-address.h:41
MeshWifiBeacon(Ssid ssid, SupportedRates rates, uint64_t us)
Definition: ssid.h:35
Time GetBeaconInterval() const
Returns a beacon interval of wifi beacon.
MgtBeaconHeader m_header
Beacon header.
Time MicroSeconds(uint64_t us)
create ns3::Time instances in units of microseconds.
Definition: nstime.h:615
void AddHeader(const Header &header)
Definition: packet.cc:270