--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/devices/wifi/onoe-wifi-manager.h Mon Mar 03 04:03:39 2008 +0100
@@ -0,0 +1,89 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2003,2007 INRIA
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
+ */
+#ifndef ONOE_WIFI_MANAGER_H
+#define ONOE_WIFI_MANAGER_H
+
+#include "wifi-remote-station-manager.h"
+#include "ns3/nstime.h"
+
+namespace ns3 {
+
+class OnoeWifiManager : public WifiRemoteStationManager
+{
+public:
+ static TypeId GetTypeId (void);
+
+ OnoeWifiManager ();
+
+private:
+ friend class OnoeWifiRemoteStation;
+ virtual WifiRemoteStation *CreateStation (void);
+
+ Time m_updatePeriod;
+ uint32_t m_addCreditThreshold;
+ uint32_t m_raiseThreshold;
+};
+
+/**
+ * \brief an implementation of rate control algorithm developed
+ * by Atsushi Onoe
+ *
+ * This algorithm is well known because it has been used as the default
+ * rate control algorithm for the madwifi driver. I am not aware of
+ * any publication or reference about this algorithm beyond the madwifi
+ * source code.
+ */
+class OnoeWifiRemoteStation : public WifiRemoteStation
+{
+public:
+ OnoeWifiRemoteStation (Ptr<OnoeWifiManager> stations);
+
+ virtual ~OnoeWifiRemoteStation ();
+
+ virtual void ReportRxOk (double rxSnr, WifiMode txMode);
+ virtual void ReportRtsFailed (void);
+ virtual void ReportDataFailed (void);
+ virtual void ReportRtsOk (double ctsSnr, WifiMode ctsMode, double rtsSnr);
+ virtual void ReportDataOk (double ackSnr, WifiMode ackMode, double dataSnr);
+ virtual void ReportFinalRtsFailed (void);
+ virtual void ReportFinalDataFailed (void);
+
+private:
+ virtual Ptr<WifiRemoteStationManager> GetManager (void) const;
+ virtual WifiMode DoGetDataMode (uint32_t size);
+ virtual WifiMode DoGetRtsMode (void);
+
+ void UpdateRetry (void);
+ void UpdateMode (void);
+
+ Ptr<OnoeWifiManager> m_stations;
+ Time m_nextModeUpdate;
+ uint32_t m_shortRetry;
+ uint32_t m_longRetry;
+ uint32_t m_tx_ok;
+ uint32_t m_tx_err;
+ uint32_t m_tx_retr;
+ uint32_t m_tx_upper;
+ uint32_t m_txrate;
+};
+
+} // namespace ns3
+
+#endif /* ONOE_WIFI_MANAGER_H */