author | Mathieu Lacage <mathieu.lacage@sophia.inria.fr> |
Sun, 02 Mar 2008 06:43:12 +0100 | |
changeset 2530 | 05f9cec44621 |
parent 2528 | a527ec47b756 |
child 2592 | 3ebf97150166 |
permissions | -rw-r--r-- |
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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */ |
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/* |
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* Copyright (c) 2005 INRIA |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation; |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr> |
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*/ |
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#include "adhoc-wifi-mac.h" |
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#include "dca-txop.h" |
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#include "mac-low.h" |
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#include "mac-rx-middle.h" |
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#include "wifi-phy.h" |
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#include "dcf-manager.h" |
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#include "ns3/packet.h" |
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#include "ns3/log.h" |
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NS_LOG_COMPONENT_DEFINE ("AdhocWifiMac"); |
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namespace ns3 { |
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NS_OBJECT_ENSURE_REGISTERED (AdhocWifiMac); |
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TypeId |
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AdhocWifiMac::GetTypeId (void) |
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{ |
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static TypeId tid = TypeId ("AdhocWifiMac") |
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.SetParent<WifiMac> () |
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.AddConstructor<AdhocWifiMac> () |
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; |
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return tid; |
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} |
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AdhocWifiMac::AdhocWifiMac () |
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{ |
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m_rxMiddle = new MacRxMiddle (); |
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m_rxMiddle->SetForwardCallback (MakeCallback (&AdhocWifiMac::ForwardUp, this)); |
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m_low = CreateObjectWith<MacLow> (); |
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m_low->SetRxCallback (MakeCallback (&MacRxMiddle::Receive, m_rxMiddle)); |
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m_low->SetMac (this); |
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m_dcfManager = new DcfManager (); |
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m_dcfManager->SetupLowListener (m_low); |
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m_dca = CreateObject<DcaTxop> (); |
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m_dca->SetLow (m_low); |
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m_dca->SetManager (m_dcfManager); |
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} |
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AdhocWifiMac::~AdhocWifiMac () |
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{} |
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|
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void |
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AdhocWifiMac::DoDispose (void) |
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{ |
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delete m_rxMiddle; |
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delete m_dcfManager; |
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m_rxMiddle = 0; |
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m_dcfManager = 0; |
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m_low = 0; |
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m_phy = 0; |
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m_dca = 0; |
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m_stationManager = 0; |
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WifiMac::DoDispose (); |
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} |
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|
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void |
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AdhocWifiMac::SetSlot (Time slotTime) |
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{ |
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m_dcfManager->SetSlot (slotTime); |
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WifiMac::SetSlot (slotTime); |
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} |
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void |
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AdhocWifiMac::SetSifs (Time sifs) |
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{ |
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m_dcfManager->SetSifs (sifs); |
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WifiMac::SetSifs (sifs); |
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} |
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void |
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AdhocWifiMac::SetEifsNoDifs (Time eifsNoDifs) |
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{ |
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m_dcfManager->SetEifsNoDifs (eifsNoDifs); |
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WifiMac::SetEifsNoDifs (eifsNoDifs); |
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} |
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|
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void |
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AdhocWifiMac::SetWifiPhy (Ptr<WifiPhy> phy) |
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{ |
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m_phy = phy; |
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m_dcfManager->SetupPhyListener (phy); |
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m_low->SetPhy (phy); |
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} |
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void |
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AdhocWifiMac::SetWifiRemoteStationManager (Ptr<WifiRemoteStationManager> stationManager) |
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{ |
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m_stationManager = stationManager; |
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m_dca->SetWifiRemoteStationManager (stationManager); |
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m_low->SetWifiRemoteStationManager (stationManager); |
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111 |
} |
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112 |
void |
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113 |
AdhocWifiMac::SetForwardUpCallback (Callback<void,Ptr<Packet>, const Mac48Address &> upCallback) |
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114 |
{ |
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115 |
m_upCallback = upCallback; |
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116 |
} |
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117 |
void |
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118 |
AdhocWifiMac::SetLinkUpCallback (Callback<void> linkUp) |
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119 |
{ |
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120 |
// an Adhoc network is always UP. |
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121 |
linkUp (); |
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122 |
} |
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123 |
void |
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124 |
AdhocWifiMac::SetLinkDownCallback (Callback<void> linkDown) |
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125 |
{ |
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126 |
//XXX |
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127 |
} |
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128 |
Mac48Address |
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129 |
AdhocWifiMac::GetAddress (void) const |
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130 |
{ |
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131 |
return m_address; |
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132 |
} |
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133 |
Ssid |
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134 |
AdhocWifiMac::GetSsid (void) const |
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135 |
{ |
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136 |
return m_ssid; |
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137 |
} |
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138 |
Mac48Address |
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139 |
AdhocWifiMac::GetBssid (void) const |
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140 |
{ |
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141 |
// XXX the bssid should be generated by the procedure |
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142 |
// described in ieee802.11 section 11.1.3 |
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143 |
return Mac48Address::GetBroadcast (); |
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144 |
} |
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145 |
void |
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146 |
AdhocWifiMac::SetAddress (Mac48Address address) |
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147 |
{ |
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148 |
m_address = address; |
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149 |
} |
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150 |
void |
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151 |
AdhocWifiMac::SetSsid (Ssid ssid) |
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152 |
{ |
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153 |
// XXX: here, we should start a special adhoc network |
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154 |
m_ssid = ssid; |
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155 |
} |
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|
156 |
|
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157 |
void |
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158 |
AdhocWifiMac::Enqueue (Ptr<const Packet> packet, Mac48Address to) |
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159 |
{ |
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160 |
NS_LOG_DEBUG ("enqueue size="<<packet->GetSize ()<<", to="<<to); |
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161 |
WifiMacHeader hdr; |
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162 |
hdr.SetType (WIFI_MAC_DATA); |
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163 |
hdr.SetAddr1 (to); |
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164 |
hdr.SetAddr2 (GetAddress ()); |
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165 |
hdr.SetAddr3 (GetBssid ()); |
1933
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166 |
hdr.SetDsNotFrom (); |
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167 |
hdr.SetDsNotTo (); |
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|
168 |
|
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169 |
WifiRemoteStation *destination = m_stationManager->Lookup (to); |
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170 |
if (destination->IsBrandNew ()) |
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|
171 |
{ |
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|
172 |
// in adhoc mode, we assume that every destination |
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|
173 |
// supports all the rates we support. |
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|
174 |
for (uint32_t i = 0; i < m_phy->GetNModes (); i++) |
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|
175 |
{ |
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|
176 |
destination->AddSupportedMode (m_phy->GetMode (i)); |
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|
177 |
} |
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|
178 |
destination->RecordDisassociated (); |
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|
179 |
} |
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|
180 |
|
1933
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|
181 |
m_dca->Queue (packet, hdr); |
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|
182 |
} |
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|
183 |
|
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|
184 |
void |
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|
185 |
AdhocWifiMac::ForwardUp (Ptr<Packet> packet, WifiMacHeader const *hdr) |
1933
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|
186 |
{ |
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|
187 |
NS_LOG_DEBUG ("received size="<<packet->GetSize ()<<", from="<<hdr->GetAddr2 ()); |
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|
188 |
if (hdr->GetAddr1 ().IsBroadcast () || hdr->GetAddr1 () == GetAddress ()) |
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|
189 |
{ |
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|
190 |
m_upCallback (packet, hdr->GetAddr2 ()); |
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|
191 |
} |
1933
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|
192 |
} |
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|
193 |
|
1934
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|
194 |
} // namespace ns3 |