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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef WIFI_EMULATOR_WIFIEMULATOR_H
#define WIFI_EMULATOR_WIFIEMULATOR_H
#include <ns3/core-module.h>
#include <ns3/network-module.h>
#include <ns3/wifi-module.h>
#include <ns3/mobility-module.h>
#include <ns3/tap-bridge-module.h>
#include <boost/algorithm/string.hpp>
#include <future>
#include <unordered_map>
#include "emulator.h"
#define CONSTANT_POSITION "constant_position"
#define RANDOM_WAYPOINT "random_waypoint"
// NS_LOG_COMPONENT_DEFINE ("wifi-emulator");
#define SSID "ns-3-ssid"
namespace ns3
{
namespace emulator
{
class WifiEmulator : public Emulator {
public:
explicit WifiEmulator (unsigned int accessPointNumber, unsigned int stationNumber);
WifiEmulator &setWifi (WifiPhyStandard standard);
WifiEmulator &setMobility (double bs_x = 0, double bs_y = 0, double initialDistance = 0);
WifiEmulator &
setTapDevices (std::list <std::string> &ap_list, std::list <std::string> &station_list, std::list <std::string> &sta_taps_list, std::list <std::string> &ap_taps_list, std::list <std::string> &sta_macs_list, std::list <std::string> &ap_macs_list);
WifiEmulator &runEmulation (bool async = false);
WifiEmulator &stopEmulation ();
std::pair<double, double> getStationCoordinates (const std::string &station);
bool setStationCoordinates (const std::string &station, double x, double y);
bool setStationXCoordinate (const std::string &station, double x);
bool getStationYCoordinate (const std::string &station, double *y);
bool getStationXCoordinate (const std::string &station, double *x);
bool setStationYCoordinate (const std::string &station, double y);
WifiEmulator &
moveStationAlongSegment (const std::string &station, double start_x, double start_y, double end_x, double end_y, double duration);
bool getTransmissionRate (const std::string &station, double *transmissionRate);
public:
static std::map<uint64_t, double> McsRateMap;
private:
Ptr <MobilityModel> getMobilityModel (const std::string &station);
void installNWifi (WifiPhyStandard standard = WIFI_PHY_STANDARD_80211n_5GHZ);
void logNewTransmissionRate (std::string context, const uint64_t rate, const Mac48Address remoteAddress);
bool checkIfExist (const std::string &node);
private:
unsigned int m_accessPointNumber;
unsigned int m_stationNumber;
NodeContainer m_wifiStaNodes;
NodeContainer m_wifiApNodes;
NetDeviceContainer m_staDevices;
NetDeviceContainer m_apDevices;
MobilityHelper m_apMobility;
MobilityHelper m_staMobility;
Ptr <ListPositionAllocator> m_apPositionAlloc;
Ptr <ListPositionAllocator> m_staPositionAlloc;
YansWifiChannelHelper m_channel;
YansWifiPhyHelper m_phy;
WifiHelper m_wifi;
HtWifiMacHelper m_mac;
Ssid m_ssid;
std::unordered_map <std::string, ns3::Ptr<ns3::Node>> m_mapNameNs3node;
std::future<void> m_simulationHandle;
std::unordered_map<std::string, double> m_avgTransmissionRate;
double m_alpha;
};
} // End namespace emulator
} // End namespace ns3
#endif //WIFI_EMULATOR_WIFIEMULATOR_H
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