TrafficTrace Class Reference

Inheritance diagram for TrafficTrace:

[legend]Collaboration diagram for TrafficTrace:

[legend]List of all members.

Public Member Functions
	TrafficTrace ()
int	command (int argc, const char *const *argv)
virtual double	next_interval (int &)
virtual double	interval ()
virtual int	on ()
virtual void	recv ()
virtual void	recv (int nbytes)
virtual void	resume ()
virtual void	send (int nbytes)
Process *&	target ()
virtual void	process_data (int size, AppData *data)
virtual AppData *	get_data (int &size, AppData *req_data=0)
virtual void	send_data (int size, AppData *data=0)
Protected Member Functions
void	timeout ()
void	init ()
virtual void	start ()
virtual void	stop ()
Protected Attributes
TraceFile *	tfile_
tracerec	trec_
int	ndx_
double	nextPkttime_
int	size_
int	running_
TrafficTimer	timer_
Agent *	agent_
int	enableRecv_
int	enableResume_
Process *	target_

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Constructor & Destructor Documentation

TrafficTrace::TrafficTrace (   )

Definition at line 198 of file traffictrace.cc. References tfile_. { tfile_ = (TraceFile *)NULL; }

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Member Function Documentation

int TrafficTrace::command (  int  argc, const char *const *  argv )  [virtual]

Reimplemented from Application. Definition at line 209 of file traffictrace.cc. References Application::command(), and tfile_. { Tcl& tcl = Tcl::instance(); if (argc == 3) { if (strcmp(argv[1], "attach-tracefile") == 0) { tfile_ = (TraceFile *)TclObject::lookup(argv[2]); if (tfile_ == 0) { tcl.resultf("no such node %s", argv[2]); return(TCL_ERROR); } return(TCL_OK); } } return (TrafficGenerator::command(argc, argv)); }

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AppData * Process::get_data (  int &  size, AppData *  req_data = 0 )  [virtual, inherited]

Reimplemented in MediaApp, QA, HttpApp, HttpUInvalAgent, MediaCache, MediaServer, and TcpApp. Definition at line 46 of file ns-process.cc. References abort(). Referenced by QA::check_availability(), MediaApp::get_data(), RapAgent::IpgTimeout(), and QA::output(). { abort(); /* NOTREACHED */ return NULL; // Make msvc happy }

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void TrafficTrace::init (   )  [protected, virtual]

Reimplemented from TrafficGenerator. Definition at line 203 of file traffictrace.cc. References ndx_, TraceFile::setup(), and tfile_. { if (tfile_) ndx_ = tfile_->setup(); }

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virtual double TrafficGenerator::interval (   )  [inline, virtual, inherited]

Reimplemented in CBR_PP_Traffic, and CBR_Traffic. Definition at line 63 of file trafgen.h. Referenced by SA_Agent::sendpkt(). { return 0; }

double TrafficTrace::next_interval (  int &   )  [virtual]

Implements TrafficGenerator. Definition at line 245 of file traffictrace.cc. References TraceFile::get_next(), ndx_, tfile_, trec_, tracerec::trec_size, and tracerec::trec_time. Referenced by timeout(). { tfile_->get_next(ndx_, trec_); size = trec_.trec_size; return(((double)trec_.trec_time)/1000000.0); /* usecs->secs */ }

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virtual int TrafficGenerator::on (   )  [inline, virtual, inherited]

Reimplemented in POO_Traffic. Definition at line 64 of file trafgen.h. Referenced by SA_Agent::stoponidle(), and SA_Agent::timeout(). { return 0; }

void Process::process_data (  int  size, AppData *  data )  [virtual, inherited]

Reimplemented in MediaApp, HttpApp, HttpMInvalCache, HttpUInvalAgent, MediaCache, MediaClient, and TcpApp. Definition at line 41 of file ns-process.cc. References abort(). Referenced by HttpUInvalAgent::process_data(), UdpAgent::recv(), RapAgent::recv(), and Process::send_data(). { abort(); }

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void Application::recv (  int  nbytes  )  [virtual, inherited]

Reimplemented in TcpApp. Definition at line 115 of file app.cc. References Application::enableRecv_. Referenced by SimpleTcpAgent::recv(), Agent::recv(), and Agent::recvBytes(). { if (! enableRecv_) return; Tcl& tcl = Tcl::instance(); tcl.evalf("%s recv %d", name_, nbytes); }

virtual void TrafficGenerator::recv (   )  [inline, virtual, inherited]

Definition at line 67 of file trafgen.h. {}

virtual void TrafficGenerator::resume (  void   )  [inline, virtual, inherited]

Reimplemented from Application. Definition at line 68 of file trafgen.h. {}

void Application::send (  int  nbytes  )  [virtual, inherited]

Definition at line 109 of file app.cc. References Application::agent_, and Agent::sendmsg(). Referenced by Application::command(), TcpApp::send(), and TrafficGenerator::timeout(). { agent_->sendmsg(nbytes); }

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virtual void Process::send_data (  int  size, AppData *  data = 0 )  [inline, virtual, inherited]

Definition at line 106 of file ns-process.h. References Process::process_data(), and Process::target_. Referenced by TcpApp::process_data(), and MediaApp::process_data(). { if (target_) target_->process_data(size, data); }

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void TrafficGenerator::start (   )  [protected, virtual, inherited]

Reimplemented from Application. Reimplemented in CBR_PP_Traffic, and CBR_Traffic. Definition at line 49 of file trafgen.cc. References TrafficGenerator::init(), TrafficGenerator::next_interval(), TrafficGenerator::nextPkttime_, TimerHandler::resched(), TrafficGenerator::running_, TrafficGenerator::size_, and TrafficGenerator::timer_. { init(); running_ = 1; nextPkttime_ = next_interval(size_); timer_.resched(nextPkttime_); // Enable line below if you want to send immediately upon start //timeout(); }

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void TrafficGenerator::stop (   )  [protected, virtual, inherited]

Reimplemented from Application. Definition at line 60 of file trafgen.cc. References TimerHandler::cancel(), TrafficGenerator::running_, and TrafficGenerator::timer_. { if (running_) timer_.cancel(); running_ = 0; }

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Process*& Process::target (   )  [inline, inherited]

Definition at line 97 of file ns-process.h. References Process::target_. Referenced by QA::check_availability(), Process::command(), HttpApp::command(), MediaApp::get_data(), QA::output(), and TcpApp::process_data(). { return target_; }

void TrafficTrace::timeout (   )  [protected, virtual]

Reimplemented from TrafficGenerator. Definition at line 228 of file traffictrace.cc. References Application::agent_, next_interval(), TrafficGenerator::nextPkttime_, TimerHandler::resched(), TrafficGenerator::running_, Agent::sendmsg(), TrafficGenerator::size_, and TrafficGenerator::timer_. { if (! running_) return; /* send a packet */ // Note: May need to set "NEW_BURST" flag in sendmsg() for // signifying a new talkspurt when using vat traces. // (see expoo.cc, tcl/ex/test-rcvr.tcl) agent_->sendmsg(size_); /* figure out when to send the next one */ nextPkttime_ = next_interval(size_); /* schedule it */ timer_.resched(nextPkttime_); }

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Member Data Documentation

Agent* Application::agent_ [protected, inherited]

Definition at line 60 of file app.h. Referenced by Application::command(), RA_Traffic::init(), POO_Traffic::init(), EXPOO_Traffic::init(), CBR_Traffic::init(), CBR_PP_Traffic::init(), QA::rap(), MediaApp::rap(), Application::send(), TcpApp::TcpApp(), timeout(), TelnetApp::timeout(), EXPOO_Traffic::timeout(), CBR_PP_Traffic::timeout(), and TcpApp::~TcpApp().

int Application::enableRecv_ [protected, inherited]

Definition at line 61 of file app.h. Referenced by Application::command(), and Application::recv().

int Application::enableResume_ [protected, inherited]

Definition at line 62 of file app.h. Referenced by Application::command(), and Application::resume().

int TrafficTrace::ndx_ [protected]

Definition at line 89 of file traffictrace.cc. Referenced by init(), and next_interval().

double TrafficGenerator::nextPkttime_ [protected, inherited]

Definition at line 74 of file trafgen.h. Referenced by TrafficGenerator::start(), TrafficGenerator::timeout(), timeout(), EXPOO_Traffic::timeout(), and CBR_PP_Traffic::timeout().

int TrafficGenerator::running_ [protected, inherited]

Definition at line 76 of file trafgen.h. Referenced by TrafficGenerator::start(), CBR_Traffic::start(), CBR_PP_Traffic::start(), TrafficGenerator::stop(), TrafficGenerator::timeout(), timeout(), EXPOO_Traffic::timeout(), and CBR_PP_Traffic::timeout().

int TrafficGenerator::size_ [protected, inherited]

Definition at line 75 of file trafgen.h. Referenced by CBR_PP_Traffic::CBR_PP_Traffic(), CBR_Traffic::CBR_Traffic(), EXPOO_Traffic::EXPOO_Traffic(), RA_Traffic::init(), POO_Traffic::init(), EXPOO_Traffic::init(), CBR_Traffic::init(), CBR_PP_Traffic::init(), RA_Traffic::next_interval(), POO_Traffic::next_interval(), EXPOO_Traffic::next_interval(), CBR_Traffic::next_interval(), CBR_PP_Traffic::next_interval(), POO_Traffic::POO_Traffic(), RA_Traffic::RA_Traffic(), TrafficGenerator::start(), TrafficGenerator::timeout(), timeout(), EXPOO_Traffic::timeout(), and CBR_PP_Traffic::timeout().

Process* Process::target_ [protected, inherited]

Definition at line 113 of file ns-process.h. Referenced by HttpUInvalAgent::command(), Process::Process(), HttpUInvalAgent::process_data(), Process::send_data(), and Process::target().

TraceFile* TrafficTrace::tfile_ [protected]

Definition at line 87 of file traffictrace.cc. Referenced by command(), init(), next_interval(), and TrafficTrace().

TrafficTimer TrafficGenerator::timer_ [protected, inherited]

Definition at line 77 of file trafgen.h. Referenced by TrafficGenerator::start(), TrafficGenerator::stop(), TrafficGenerator::timeout(), timeout(), EXPOO_Traffic::timeout(), and CBR_PP_Traffic::timeout().

struct tracerec TrafficTrace::trec_ [protected]

Definition at line 88 of file traffictrace.cc. Referenced by next_interval().

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The documentation for this class was generated from the following file:

• traffictrace.cc

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