/* -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- * * Copyright (c) 1997, 2000 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the Computer Systems * Engineering Group at Lawrence Berkeley Laboratory. * 4. Neither the name of the University nor of the Laboratory may be used * to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $Header: /nfs/jade/vint/CVSROOT/ns-2/mobile/energy-model.h,v 1.11 2000/08/31 20:11:49 haoboy Exp $ */ // Contributed by Satish Kumar (kkumar@isi.edu) #ifndef ns_energy_model_h_ #define ns_energy_model_h_ #include #include #include #include #include "config.h" #include "trace.h" #include "rng.h" const int CHECKFREQ = 1; const int MAX_WAITING_TIME = 11; class EnergyModel; class AdaptiveFidelityEntity : public Handler { public: AdaptiveFidelityEntity(EnergyModel *nid) : nid_(nid) {} virtual void start(); virtual void handle(Event *e); virtual void adapt_it(); inline void set_sleeptime(float t) {sleep_time_ = t;} inline void set_sleepseed(float t) {sleep_seed_ = t;} protected: EnergyModel *nid_; Event intr; float sleep_time_; float sleep_seed_; float idle_time_; }; class SoftNeighborHandler : public Handler { public: SoftNeighborHandler(EnergyModel *nid) { nid_ = nid; } virtual void start(); virtual void handle(Event *e); protected: EnergyModel *nid_; Event intr; }; class MobileNode; class EnergyModel : public TclObject { public: EnergyModel(MobileNode* n, double energy, double l1, double l2) : energy_(energy), initialenergy_(energy), level1_(l1), level2_(l2), node_(n), sleep_mode_(0), total_sleeptime_(0), total_rcvtime_(0), total_sndtime_(0), powersavingflag_(0), last_time_gosleep(0), max_inroute_time_(300), maxttl_(5), adaptivefidelity_(0), node_on_(true) { neighbor_list.neighbor_cnt_ = 0; neighbor_list.head = NULL; } inline double energy() const { return energy_; } inline double initialenergy() const { return initialenergy_; } inline double level1() const { return level1_; } inline double level2() const { return level2_; } inline void setenergy(double e) { energy_ = e; } virtual void DecrTxEnergy(double txtime, double P_tx); virtual void DecrRcvEnergy(double rcvtime, double P_rcv); virtual void DecrIdleEnergy(double idletime, double P_idle); virtual void DecrSleepEnergy(double sleeptime, double P_sleep); // Iyappan added this function inline virtual double MaxTxtime(double P_tx) { return(energy_/P_tx); } inline virtual double MaxRcvtime(double P_rcv) { return(energy_/P_rcv); } inline virtual double MaxIdletime(double P_idle) { return(energy_/P_idle); } void add_neighbor(u_int32_t); // for adaptive fidelity void scan_neighbor(); inline int getneighbors() { return neighbor_list.neighbor_cnt_; } double level1() { return level1_; } double level2() { return level2_; } inline int sleep() { return sleep_mode_; } inline int state() { return state_; } inline float state_start_time() { return state_start_time_; } inline float& max_inroute_time() { return max_inroute_time_; } inline int& adaptivefidelity() { return adaptivefidelity_; } inline int& powersavingflag() { return powersavingflag_; } inline bool& node_on() { return node_on_; } inline float& total_sndtime() { return total_sndtime_; } inline float& total_rcvtime() { return total_rcvtime_; } inline float& total_sleeptime() { return total_sleeptime_; } inline AdaptiveFidelityEntity* afe() { return afe_; } inline int& maxttl() { return maxttl_; } virtual void set_node_sleep(int); virtual void set_node_state(int); virtual void add_rcvtime(float t) {total_rcvtime_ += t;} virtual void add_sndtime(float t) {total_sndtime_ += t;} void start_powersaving(); // Sleeping state enum SleepState { WAITING = 0, POWERSAVING = 1, INROUTE = 2 }; protected: double energy_; double initialenergy_; double level1_; double level2_; MobileNode *node_; // XXX this structure below can be implemented by ns's LIST struct neighbor_list_item { u_int32_t id; // node id int ttl; // time-to-live neighbor_list_item *next; // pointer to next item }; struct { int neighbor_cnt_; // how many neighbors in this list neighbor_list_item *head; } neighbor_list; SoftNeighborHandler *snh_; int sleep_mode_; // = 1: radio is turned off float total_sleeptime_; // total time of radio in off mode float total_rcvtime_; // total time in receiving data float total_sndtime_; // total time in sending data int powersavingflag_; // Is BECA activated ? float last_time_gosleep; // time when radio is turned off float max_inroute_time_; // maximum time that a node can remaining // active int maxttl_; // how long a node can keep its neighbor // list. For AFECA only. int state_; // used for AFECA state float state_start_time_; // starting time of one AFECA state int adaptivefidelity_; // Is AFECA activated ? AdaptiveFidelityEntity *afe_; bool node_on_; // on-off status of this node -- Chalermek }; #endif // ns_energy_model_h