TraceFile Class Reference

Inheritance diagram for TraceFile:

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[legend]List of all members.

Public Member Functions
	TraceFile ()
void	get_next (int &, struct tracerec &)
int	setup ()
int	command (int argc, const char *const *argv)
virtual void	recv (Packet *p, const char *s)
virtual void	recvOnly (Packet *)
virtual void	delay_bind_init_all ()
virtual int	delay_bind_dispatch (const char *varName, const char *localName, TclObject *tracer)
int	isdebug () const
virtual void	debug (const char *fmt,...)
Protected Member Functions
virtual void	reset ()
void	handle (Event *)
Protected Attributes
int	debug_
Private Member Functions
void	recv (Packet *, Handler *)
Private Attributes
int	status_
char *	name_
int	nrec_
tracerec *	trace_

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Constructor & Destructor Documentation

TraceFile::TraceFile (   )

Definition at line 102 of file traffictrace.cc. : status_(0) { }

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Member Function Documentation

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

Reimplemented from NsObject. Definition at line 106 of file traffictrace.cc. References NsObject::command(), and name_. { if (argc == 3) { if (strcmp(argv[1], "filename") == 0) { name_ = new char[strlen(argv[2])+1]; strcpy(name_, argv[2]); return(TCL_OK); } } return (NsObject::command(argc, argv)); }

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void NsObject::debug (  const char *  fmt, ...  )  [virtual, inherited]

Definition at line 102 of file object.cc. References NsObject::debug_. { if (!debug_) return; va_list ap; va_start(ap, fmt); vprintf(fmt, ap); }

int NsObject::delay_bind_dispatch (  const char *  varName, const char *  localName, TclObject *  tracer )  [virtual, inherited]

Reimplemented in BayFullTcpAgent, Agent, MPLSAddressClassifier, LDPAgent, FullTcpAgent, SackFullTcpAgent, RFC793eduTcpAgent, TcpSink, TcpAgent, and VegasTcpAgent. Definition at line 63 of file object.cc. References NsObject::debug_. Referenced by MPLSAddressClassifier::delay_bind_dispatch(), and Agent::delay_bind_dispatch(). { if (delay_bind_bool(varName, localName, "debug_", &debug_, tracer)) return TCL_OK; return TclObject::delay_bind_dispatch(varName, localName, tracer); }

void NsObject::delay_bind_init_all (   )  [virtual, inherited]

Reimplemented in BayFullTcpAgent, Agent, MPLSAddressClassifier, LDPAgent, FullTcpAgent, SackFullTcpAgent, RFC793eduTcpAgent, TcpSink, TcpAgent, and VegasTcpAgent. Definition at line 57 of file object.cc. Referenced by MPLSAddressClassifier::delay_bind_init_all(), and Agent::delay_bind_init_all(). { delay_bind_init_one("debug_"); }

void TraceFile::get_next (  int &  , struct tracerec &  )

Definition at line 119 of file traffictrace.cc. References nrec_, trace_, tracerec::trec_size, and tracerec::trec_time. Referenced by TrafficTrace::next_interval(). { t.trec_time = trace_[ndx].trec_time; t.trec_size = trace_[ndx].trec_size; if (++ndx == nrec_) ndx = 0; }

void NsObject::handle (  Event *   )  [protected, virtual, inherited]

Implements Handler. Reimplemented in LinkDelay, LL, AckRecons, and Snoop. Definition at line 91 of file object.cc. References NsObject::recv(). { recv((Packet*)e); }

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int NsObject::isdebug (   )  const [inline, inherited]

Definition at line 61 of file object.h. References NsObject::debug_. { return debug_; }

void NsObject::recv (  Packet *  p, const char *  s )  [virtual, inherited]

Reimplemented in CMUTrace. Definition at line 96 of file object.cc. References Packet::free(). { Packet::free(p); }

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void TraceFile::recv (  Packet *  , Handler *  )  [private, virtual]

Implements NsObject. Definition at line 182 of file traffictrace.cc. References abort(). { /* shouldn't get here */ abort(); }

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virtual void NsObject::recvOnly (  Packet *   )  [inline, virtual, inherited]

Reimplemented in Agent, and Trace. Definition at line 56 of file object.h. Referenced by Trace::recvOnly(). {};

void NsObject::reset (   )  [protected, virtual, inherited]

Reimplemented in BayFullTcpAgent, HashClassifier, IvsSource, dsREDQueue, DiffusionRate, SinkAgent, DiffusionAgent, FloodingAgent, OmniMcastAgent, LinkDelay, CBQueue, DropTail, ErrorModel, PIQueue, Queue< T >, RedPDQueue, REDQueue, REMQueue, RIOQueue, Snoop, FackTcpAgent, FullTcpAgent, SackFullTcpAgent, RFC793eduTcpAgent, Sack1TcpAgent, TcpSink, DelAckSink, TcpAgent, VegasTcpAgent, toraAgent, and Queue< T >. Definition at line 70 of file object.cc. Referenced by NsObject::command(). { }

int TraceFile::setup (   )

Definition at line 129 of file traffictrace.cc. References name_, nrec_, status_, trace_, and Random::uniform(). Referenced by TrafficTrace::init(). { tracerec* t; struct stat buf; int i; FILE *fp; /* only open/read the file once (could be shared by multiple * SourceModel's */ if (! status_) { status_ = 1; if (stat(name_, (struct stat *)&buf)) { printf("could not stat %s\n", name_); return -1; } nrec_ = buf.st_size/sizeof(tracerec); unsigned nrecplus = nrec_ * sizeof(tracerec); unsigned bufst = buf.st_size; // if ((unsigned)(nrec_ * sizeof(tracerec)) != buf.st_size) { if (nrecplus != bufst) { printf("bad file size in %s\n", name_); return -1; } trace_ = new struct tracerec[nrec_]; if ((fp = fopen(name_, "rb")) == NULL) { printf("can't open file %s\n", name_); return -1; } for (i = 0, t = trace_; i < nrec_; i++, t++) if (fread((char *)t, sizeof(tracerec), 1, fp) != 1) { printf("read failed\n"); return -1 ; } else { t->trec_time = ntohl(t->trec_time); t->trec_size = ntohl(t->trec_size); } } /* pick a random starting place in the trace file */ return (int(Random::uniform((double)nrec_)+.5)); }

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Member Data Documentation

int NsObject::debug_ [protected, inherited]

Reimplemented in FECModel, FloodAgent, and LandmarkAgent. Definition at line 66 of file object.h. Referenced by REDQueue::command(), RedPDQueue::command(), PushbackQueue::command(), NsObject::debug(), NsObject::delay_bind_dispatch(), RedPDQueue::enque(), PushbackQueue::enque(), NsObject::isdebug(), NsObject::NsObject(), TfrcAgent::recv(), PushbackQueue::reportDrop(), and REDQueue::reset().

char* TraceFile::name_ [private]

Definition at line 71 of file traffictrace.cc. Referenced by command(), and setup().

int TraceFile::nrec_ [private]

Definition at line 72 of file traffictrace.cc. Referenced by get_next(), and setup().

int TraceFile::status_ [private]

Definition at line 70 of file traffictrace.cc. Referenced by setup().

struct tracerec* TraceFile::trace_ [private]

Definition at line 73 of file traffictrace.cc. Referenced by get_next(), and setup().

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

• traffictrace.cc

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