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ASRMAgent Class Reference

#include <srm.h>

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Collaboration diagram for ASRMAgent:

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List of all members.

Public Member Functions

 ASRMAgent ()
virtual int command (int argc, const char *const *argv)
virtual void recv (Packet *p, Handler *h)
virtual void recv (Packet *p, const char *s)
virtual void sendmsg (int nbytes, const char *flags=0)
virtual void sendmsg (int sz, AppData *, const char *flags=0)
virtual void send (int nbytes)
void send (Packet *p, Handler *h)
virtual void send (int sz, AppData *data)
void recvOnly (Packet *)
virtual void timeout (int tno)
virtual void sendto (int sz, AppData *, const char *flags, nsaddr_t dst)
virtual void sendto (int nbytes, const char *flags, nsaddr_t dst)
virtual void connect (nsaddr_t dst)
virtual void close ()
virtual void listen ()
virtual void attachApp (Application *app)
virtual int & size ()
nsaddr_t & addr ()
nsaddr_t & port ()
nsaddr_t & daddr ()
nsaddr_t & dport ()
void set_pkttype (packet_t pkttype)
packet_t get_pkttype ()
NsObject * target ()
virtual void drop (Packet *p)
int isdebug () const
virtual void debug (const char *fmt,...)

Protected Member Functions

virtual void addExtendedHeaders (Packet *p)
virtual void parseExtendedHeaders (Packet *p)
virtual void start ()
SRMinfo * get_state (int sender)
virtual void cleanup ()
virtual int request (SRMinfo *sp, int hi)
virtual void recv_data (int sender, int msgid, u_char *data)
virtual void recv_repr (int round, int sender, int msgid, u_char *data)
virtual void recv_rqst (int requestr, int round, int sender, int msgid)
virtual void recv_sess (Packet *, int sessCtr, int *data)
virtual void send_ctrl (int typ, int rnd, int sndr, int msgid, int sz)
virtual void send_sess ()
virtual void delay_bind_init_all ()
virtual int delay_bind_dispatch (const char *varName, const char *localName, TclObject *tracer)
virtual void recvBytes (int bytes)
virtual void idle ()
Packet * allocpkt () const
Packet * allocpkt (int) const
void initpkt (Packet *) const
virtual void trace (TracedVar *v)
void deleteAgentTrace ()
void addAgentTrace (const char *name)
void monitorAgentTrace ()
OldValue * lookupOldValue (TracedVar *v)
void insertOldValue (TracedVar *v, const char *value)
void dumpTracedVars ()
virtual void trace_event (char *eventtype)
virtual void drop (Packet *p, const char *s)
virtual void reset ()
void handle (Event *)

Protected Attributes

int dataCtr_
int sessCtr_
int packetSize_
SRMinfo * sip_
Tcl_HashTable * siphash_
int groupSize_
int seqno_
int app_fid_
packet_t app_type_
ns_addr_t here_
ns_addr_t dst_
int size_
packet_t type_
int fid_
int prio_
int flags_
int defttl_
Tcl_Channel channel_
char * traceName_
OldValue * oldValueList_
Application * app_
EventTrace * et_
NsObject * target_
NsObject * drop_
int debug_

Static Protected Attributes

int uidcnt_

Private Attributes

double pdistance_
int requestor_

Constructor & Destructor Documentation

ASRMAgent::ASRMAgent (   )  [inline]
 

Definition at line 137 of file srm.h.

References pdistance_, and requestor_. 

00137                     {
00138                 bind("pdistance_", &pdistance_);
00139                 bind("requestor_", &requestor_);
00140         }

Member Function Documentation

void Agent::addAgentTrace (  const char *  name  )  [protected, inherited]
 

Definition at line 326 of file agent.cc.

References ns_addr_t::addr_, Agent::channel_, Scheduler::clock(), Agent::dst_, Agent::here_, Scheduler::instance(), TIME_FORMAT, and Agent::traceName_.

Referenced by Agent::command(). 

00327 {
00328         char wrk[256];
00329         int n;
00330         double curTime = (&Scheduler::instance() == NULL ? 0 : 
00331                           Scheduler::instance().clock());
00332         
00333         sprintf(wrk, "a -t "TIME_FORMAT" -s %d -d %d -n %s",
00334                 curTime, here_.addr_, dst_.addr_, name);
00335         n = strlen(wrk);
00336         wrk[n] = '\n';
00337         wrk[n+1] = 0;
00338         if (channel_)
00339                 (void)Tcl_Write(channel_, wrk, n+1);
00340         // keep agent trace name
00341         if (traceName_ != NULL)
00342                 delete[] traceName_;
00343         traceName_ = new char[strlen(name)+1];
00344         strcpy(traceName_, name);
00345 }

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virtual void ASRMAgent::addExtendedHeaders (  Packet *  p  )  [inline, protected, virtual]
 

Reimplemented from SRMAgent.

Definition at line 142 of file srm.h.

References hdr_asrm::access(), hdr_srm::access(), SRMAgent::addExtendedHeaders(), hdr_asrm::distance(), SRMAgent::get_state(), requestor_, sh, sp, SRM_DATA, SRM_REPR, SRM_RQST, and SRM_SESS. 

00142                                                    {
00143                 SRMinfo* sp;
00144                 hdr_srm* sh = hdr_srm::access(p);
00145                 hdr_asrm* seh = hdr_asrm::access(p);
00146                 switch (sh->type()) {
00147                 case SRM_RQST:
00148                         sp = get_state(sh->sender());
00149                         seh->distance() = sp->distance_;
00150                         break;
00151                 case SRM_REPR:
00152                         sp = get_state(requestor_);
00153                         seh->distance() = sp->distance_;
00154                         break;
00155                 case SRM_DATA:
00156                 case SRM_SESS:
00157                         seh->distance() = 0.;
00158                         break;
00159                 default:
00160                         assert(0);
00161                         /*NOTREACHED*/
00162                 }
00163                 SRMAgent::addExtendedHeaders(p);
00164         }

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nsaddr_t& Agent::addr (   )  [inline, inherited]
 

Definition at line 96 of file agent.h.

References ns_addr_t::addr_, Agent::here_, and nsaddr_t.

Referenced by LandmarkAgent::assign_lmaddress(), SSMSRMAgent::command(), IntTcpAgent::createTcpSession(), Agent::flushAVar(), LmsSender::handle_lms_pkt(), SSMSRMAgent::is_active(), QSNewRenoTcpAgent::recv(), TcpAsymSink::recv(), SRMAgent::recv(), SSMSRMAgent::recv(), QSAgent::recv(), MIPBSAgent::recv(), LmsAgent::recv(), HttpInvalAgent::recv(), CtrMcastEncap::recv(), SSMSRMAgent::recv_glb_sess(), SSMSRMAgent::recv_loc_sess(), SSMSRMAgent::recv_rep_sess(), SRMAgent::recv_sess(), TapAgent::recvpkt(), MIPMHAgent::reg(), MIPBSAgent::send_ads(), LmsSender::send_dmcast(), LmsReceiver::send_dmcast(), LmsAgent::send_downstream(), SSMSRMAgent::send_glb_sess(), LmsSender::send_lms_pkt(), SSMSRMAgent::send_loc_sess(), LmsReceiver::send_nak(), LmsReceiver::send_refresh(), SSMSRMAgent::send_rep_sess(), SRMAgent::send_sess(), MIPMHAgent::send_sols(), LmsSender::send_spm(), LmsAgent::send_upstream(), SRMAgent::sendmsg(), LmsSender::solicit_naks(), SRMAgent::start(), TcpAgent::trace_event(), TcpAgent::traceAll(), TcpAsymAgent::traceAll(), TcpAgent::traceVar(), TcpSessionAgent::traceVar(), and TcpAsymAgent::traceVar(). 

00096 { return here_.addr_; }

Packet * Agent::allocpkt (  int   )  const [protected, inherited]
 

Definition at line 517 of file agent.cc.

References Packet::allocdata(), and Agent::allocpkt(). 

00518 {
00519         Packet* p = allocpkt();
00520 
00521         if (n > 0)
00522                 p->allocdata(n);
00523 
00524         return(p);
00525 }

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Packet * Agent::allocpkt (   )  const [protected, inherited]
 

Definition at line 506 of file agent.cc.

References Packet::alloc(), and Agent::initpkt().

Referenced by TcpSink::ack(), QSTcpSink::ack(), Agent::allocpkt(), PingAgent::command(), MessageAgent::command(), mcastControlAgent::command(), LmsAgent::command(), LDPAgent::command(), LandmarkAgent::command(), IvsReceiver::command(), DSDV_Agent::command(), OmniMcastAgent::create_packet(), FloodingAgent::create_packet(), DiffusionAgent::create_packet(), SinkAgent::create_packet(), SensorQueryAgent::generate_query(), DSRAgent::getRouteForPacket(), LandmarkAgent::makeUpdate(), DSDV_Agent::makeUpdate(), TcpAgent::output(), VegasTcpAgent::output(), RFC793eduTcpAgent::output(), QSNewRenoTcpAgent::output(), IntTcpAgent::output(), AbsTcpAgent::output(), TCPTapAgent::processpkt(), AbsDelAckSink::recv(), AbsTcpSink::recv(), SAack_Agent::recv(), PingAgent::recv(), Encapsulator::recv(), TapAgent::recvpkt(), MIPMHAgent::reg(), DSRAgent::replyFromRouteCache(), DSRAgent::returnSrcRouteToRequestor(), HttpInvalAgent::send(), MIPBSAgent::send_ads(), SRMAgent::send_ctrl(), SSMSRMAgent::send_ctrl(), MFTPSndAgent::send_data(), GAFAgent::send_discovery(), LmsSender::send_dmcast(), LmsReceiver::send_dmcast(), SSMSRMAgent::send_glb_sess(), LmsSender::send_lms_pkt(), SSMSRMAgent::send_loc_sess(), MFTPRcvAgent::send_nak(), LmsReceiver::send_nak(), LmsReceiver::send_refresh(), SSMSRMAgent::send_rep_sess(), SRMAgent::send_sess(), MIPMHAgent::send_sols(), LmsSender::send_spm(), MFTPSndAgent::send_status_request(), RapAgent::SendAck(), UdpAgent::sendmsg(), SimpleTcpAgent::sendmsg(), SRMAgent::sendmsg(), SA_Agent::sendmsg(), RTPAgent::sendmsg(), PushbackAgent::sendMsg(), LmsSender::sendmsg(), FullTcpAgent::sendpacket(), BayFullTcpAgent::sendpacket(), RapAgent::SendPacket(), TfrcAgent::sendpkt(), TfrcSinkAgent::sendpkt(), SA_Agent::sendpkt(), rtProtoDV::sendpkt(), RTPAgent::sendpkt(), RTCPAgent::sendpkt(), RLM_Sender::sendpkt(), IvsSource::sendpkt(), IcmpAgent::sendredirect(), SA_Agent::sendreq(), DSRAgent::sendRouteShortening(), SA_Agent::sendteardown(), LmsSender::solicit_naks(), and AbsDelAckSink::timeout(). 

00507 {
00508         Packet* p = Packet::alloc();
00509         initpkt(p);
00510         return (p);
00511 }

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void Agent::attachApp (  Application *  app  )  [virtual, inherited]
 

Definition at line 372 of file agent.cc.

References Agent::app_.

Referenced by HttpMInvalCache::command(), Application::command(), TcpApp::TcpApp(), and TcpApp::~TcpApp(). 

00373 {
00374         app_ = app;
00375 }

virtual void SRMAgent::cleanup (   )  [inline, protected, virtual, inherited]
 

Definition at line 87 of file srm.h.

References SRMAgent::siphash_.

Referenced by SRMAgent::~SRMAgent(). 

00087                                 {
00088                 Tcl_DeleteHashTable(siphash_);
00089         }

void Agent::close (   )  [virtual, inherited]
 

Reimplemented in FullTcpAgent.

Definition at line 377 of file agent.cc.

Referenced by Agent::command(). 

00378 {
00379 }

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

Reimplemented from Agent.

Reimplemented in SSMSRMAgent.

Definition at line 100 of file srm.cc.

References Agent::command(), SRMAgent::get_state(), SRMAgent::packetSize_, SRMAgent::send_ctrl(), SRMAgent::send_sess(), SRMinfo::sender_, SRMAgent::sip_, sp, SRM_REPR, SRM_RQST, and SRMAgent::start().

Referenced by SSMSRMAgent::command(). 

00101 {
00102         Tcl& tcl = Tcl::instance();
00103 
00104         if (strcmp(argv[1], "send") == 0) {
00105                 if (strcmp(argv[2], "session") == 0) {
00106                         send_sess();
00107                         return TCL_OK;
00108                 }
00109                 if (strcmp(argv[2], "request") == 0) {
00110                         int round = atoi(argv[3]);
00111                         int sender = atoi(argv[4]);
00112                         int msgid  = atoi(argv[5]);
00113                         send_ctrl(SRM_RQST, round, sender, msgid, 0);
00114                         return TCL_OK;
00115                 }
00116                 if (strcmp(argv[2], "repair") == 0) {
00117                         int round = atoi(argv[3]);
00118                         int sender = atoi(argv[4]);
00119                         int msgid  = atoi(argv[5]);
00120                         send_ctrl(SRM_REPR, round, sender, msgid, packetSize_);
00121                         return TCL_OK;
00122                 }
00123                 tcl.resultf("%s: invalid send request %s", name_, argv[2]);
00124                 return TCL_ERROR;
00125         }
00126         if (argc == 2) {
00127                 if (strcmp(argv[1], "distances?") == 0) {
00128                         tcl.result("");
00129                         if (sip_->sender_ >= 0) {  // i.e. this agent is active
00130                                 for (SRMinfo* sp = sip_; sp; sp = sp->next_) {
00131                                         tcl.resultf("%s %d %f", tcl.result(),
00132                                                     sp->sender_,
00133                                                     sp->distance_);
00134                                 }
00135                         }
00136                         return TCL_OK;
00137                 }
00138                 if (strcmp(argv[1], "start") == 0) {
00139                         start();
00140                         return TCL_OK;
00141                 }
00142         }
00143         if (argc == 3) {
00144                 if (strcmp(argv[1], "distance?") == 0) {
00145                         int sender = atoi(argv[2]);
00146                         SRMinfo* sp = get_state(sender);
00147                         tcl.resultf("%lf", sp->distance_);
00148                         return TCL_OK;
00149                 }
00150         if (strcmp(argv[1], "eventtrace") == 0) {
00151                 return (TCL_OK);
00152         }
00153         }
00154         return Agent::command(argc, argv);
00155 }

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void Agent::connect (  nsaddr_t  dst  )  [virtual, inherited]
 

Definition at line 389 of file agent.cc.

Referenced by Agent::command(). 

00390 {
00391 /*
00392         dst_ = dst;
00393 */
00394 }

nsaddr_t& Agent::daddr (   )  [inline, inherited]
 

Definition at line 98 of file agent.h.

References ns_addr_t::addr_, Agent::dst_, and nsaddr_t.

Referenced by IntTcpAgent::createTcpSession(), DSDV_Agent::lost_link(), TcpAsymSink::recv(), CtrMcastEncap::recv(), PingResponder::reflect(), IntTcpAgent::rxmit_last(), LmsSender::send_dmcast(), LmsSender::send_lms_pkt(), IntTcpAgent::send_one(), rtProtoDV::sendpkt(), LmsSender::solicit_naks(), TcpAgent::trace_event(), TcpAgent::traceAll(), TcpAsymAgent::traceAll(), TcpAgent::traceVar(), TcpSessionAgent::traceVar(), and TcpAsymAgent::traceVar(). 

00098 { return dst_.addr_; }

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

Definition at line 102 of file object.cc.

References NsObject::debug_. 

00103 {
00104         if (!debug_)
00105                 return;
00106         va_list ap;
00107         va_start(ap, fmt);
00108         vprintf(fmt, ap);
00109 }

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

Reimplemented from NsObject.

Reimplemented in BayFullTcpAgent, LDPAgent, FullTcpAgent, SackFullTcpAgent, RFC793eduTcpAgent, TcpSink, TcpAgent, and VegasTcpAgent.

Definition at line 93 of file agent.cc.

References ns_addr_t::addr_, Agent::defttl_, NsObject::delay_bind_dispatch(), Agent::dst_, Agent::fid_, Agent::flags_, Agent::here_, ns_addr_t::port_, and Agent::prio_.

Referenced by TcpAgent::delay_bind_dispatch(), TcpSink::delay_bind_dispatch(), and LDPAgent::delay_bind_dispatch(). 

00094 {
00095         if (delay_bind(varName, localName, "agent_addr_", (int*)&(here_.addr_), tracer)) return TCL_OK;
00096         if (delay_bind(varName, localName, "agent_port_", (int*)&(here_.port_), tracer)) return TCL_OK;
00097         if (delay_bind(varName, localName, "dst_addr_", (int*)&(dst_.addr_), tracer)) return TCL_OK;
00098         if (delay_bind(varName, localName, "dst_port_", (int*)&(dst_.port_), tracer)) return TCL_OK;
00099         if (delay_bind(varName, localName, "fid_", (int*)&fid_, tracer)) return TCL_OK;
00100         if (delay_bind(varName, localName, "prio_", (int*)&prio_, tracer)) return TCL_OK;
00101         if (delay_bind(varName, localName, "flags_", (int*)&flags_, tracer)) return TCL_OK;
00102         if (delay_bind(varName, localName, "ttl_", &defttl_, tracer)) return TCL_OK;
00103         if (delay_bind(varName, localName, "class_", (int*)&fid_, tracer)) return TCL_OK;
00104         return Connector::delay_bind_dispatch(varName, localName, tracer);
00105 }

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void Agent::delay_bind_init_all (   )  [protected, virtual, inherited]
 

Reimplemented from NsObject.

Reimplemented in BayFullTcpAgent, LDPAgent, FullTcpAgent, SackFullTcpAgent, RFC793eduTcpAgent, TcpSink, TcpAgent, and VegasTcpAgent.

Definition at line 78 of file agent.cc.

References NsObject::delay_bind_init_all().

Referenced by TcpAgent::delay_bind_init_all(), TcpSink::delay_bind_init_all(), and LDPAgent::delay_bind_init_all(). 

00079 {
00080         delay_bind_init_one("agent_addr_");
00081         delay_bind_init_one("agent_port_");
00082         delay_bind_init_one("dst_addr_");
00083         delay_bind_init_one("dst_port_");
00084         delay_bind_init_one("fid_");
00085         delay_bind_init_one("prio_");
00086         delay_bind_init_one("flags_");
00087         delay_bind_init_one("ttl_");
00088         delay_bind_init_one("class_");
00089         Connector::delay_bind_init_all();
00090 }

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void Agent::deleteAgentTrace (   )  [protected, inherited]
 

Definition at line 222 of file agent.cc.

References ns_addr_t::addr_, Agent::dst_, Agent::flushAVar(), Agent::here_, Scheduler::instance(), TIME_FORMAT, and Agent::traceName_.

Referenced by Agent::command(). 

00223 {
00224         char wrk[256];
00225 
00226         // XXX we don't know InstVar outside of Tcl! Is there any
00227         // tracedvars hidden in InstVar? If so, shall we have a tclclInt.h?
00228         TracedVar* var = tracedvar_;
00229         for ( ;  var != 0;  var = var->next_) 
00230                 flushAVar(var);
00231 
00232         // we need to flush all var values to trace file, 
00233         // so nam can do backtracing
00234         sprintf(wrk, "a -t "TIME_FORMAT" -s %d -d %d -n %s -x",
00235                 Scheduler::instance().clock(), here_.addr_,
00236                 dst_.addr_, traceName_); 
00237         if (traceName_ != NULL)
00238                 delete[] traceName_;
00239         traceName_ = NULL;
00240 }

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nsaddr_t& Agent::dport (   )  [inline, inherited]
 

Definition at line 99 of file agent.h.

References Agent::dst_, nsaddr_t, and ns_addr_t::port_.

Referenced by DSDV_Agent::lost_link(), TcpAsymSink::recv(), CtrMcastEncap::recv(), IntTcpAgent::rxmit_last(), IntTcpAgent::send_one(), rtProtoDV::sendpkt(), TcpAgent::trace_event(), TcpAgent::traceAll(), TcpAsymAgent::traceAll(), TcpAgent::traceVar(), TcpSessionAgent::traceVar(), and TcpAsymAgent::traceVar(). 

00099 { return dst_.port_; }

void Connector::drop (  Packet *  p,
const char *  s
)  [protected, virtual, inherited]
 

Definition at line 114 of file connector.cc.

References Connector::drop_, Packet::free(), and NsObject::recv(). 

00115 {
00116         if (drop_ != 0)
00117                 drop_->recv(p, s);
00118         else
00119                 Packet::free(p);
00120 }

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void Connector::drop (  Packet *  p  )  [virtual, inherited]
 

Definition at line 106 of file connector.cc.

References Connector::drop_, Packet::free(), and NsObject::recv().

Referenced by DSRAgent::acceptRouteReply(), ARPTable::arpresolve(), JoBS::dropFront(), Vq::dropPacketForECN(), DSRAgent::dropSendBuff(), JoBS::dropTail(), dsREDQueue::edrop(), Vq::enque(), SRR::enque(), SimpleIntServ::enque(), SFQ::enque(), rtqueue::enque(), RIOQueue::enque(), REMQueue::enque(), REDQueue::enque(), RedPDQueue::enque(), PIQueue::enque(), Marker::enque(), GK::enque(), dsREDQueue::enque(), DRR::enque(), DropTail::enque(), Demarker::enque(), aodv_rqueue::enque(), toraAgent::forward(), AODV::forward(), LandmarkAgent::ForwardPacket(), DSDV_Agent::forwardPacket(), DSRAgent::getRouteForPacket(), Snoop::handle(), DSRAgent::handleFlowForwarding(), DSRAgent::handleForwarding(), DSDV_Agent::lost_link(), TCPTapAgent::processpkt(), CMUPriQueue::prq_enqueue(), rtqueue::purge(), imepAgent::purgeReXmitQ(), SessionTTLChecker::recv(), TTLChecker::recv(), toraAgent::recv(), FullTcpAgent::recv(), BayFullTcpAgent::recv(), TBF::recv(), SatLL::recv(), LL::recv(), GAFPartner::recv(), FloodAgent::recv(), Filter::recv(), DynamicLink::recv(), DSDV_Agent::recv(), AODV::recv(), AODV::recvError(), PriQueue::recvHighPriority(), AODV::recvReply(), toraAgent::reset(), Queue< T >::reset(), LinkDelay::reset(), AODV::rt_ll_failed(), AODV::rt_purge(), AODV::rt_resolve(), toraAgent::rtRoutePacket(), TCPTapAgent::sendpkt(), TapAgent::sendpkt(), IPTapAgent::sendpkt(), AODV::sendRequest(), SatLL::sendUp(), LL::sendUp(), PriQueue::Terminate(), DSRAgent::Terminate(), CMUPriQueue::Terminate(), ARPTable::Terminate(), and DSRAgent::undeliverablePkt(). 

00107 {
00108         if (drop_ != 0)
00109                 drop_->recv(p);
00110         else
00111                 Packet::free(p);
00112 }

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void Agent::dumpTracedVars (   )  [protected, inherited]
 

packet_t Agent::get_pkttype (   )  [inline, inherited]
 

Definition at line 101 of file agent.h.

References packet_t, and Agent::type_.

Referenced by CBR_Traffic::init(). 

00101 { return type_; }

SRMinfo* SRMAgent::get_state (  int  sender  )  [inline, protected, inherited]
 

Definition at line 71 of file srm.h.

References SRMAgent::groupSize_, SRMinfo::next_, SRMAgent::sip_, and SRMAgent::siphash_.

Referenced by addExtendedHeaders(), SRMAgent::command(), SSMSRMAgent::command(), SRMAgent::recv_data(), SSMSRMAgent::recv_data(), SSMSRMAgent::recv_glb_sess(), SSMSRMAgent::recv_loc_sess(), SSMSRMAgent::recv_rep_sess(), SRMAgent::recv_repr(), SRMAgent::recv_rqst(), SSMSRMAgent::recv_rqst(), and SRMAgent::recv_sess(). 

00071                                        {
00072                 assert(siphash_);
00073 
00074                 int new_entry = 0;
00075                 Tcl_HashEntry* he = Tcl_CreateHashEntry(siphash_,
00076                                                         (char*) sender,
00077                                                         &new_entry);
00078                 if (new_entry) {
00079                         groupSize_++;
00080                         SRMinfo* tmp = new SRMinfo(sender);
00081                         tmp->next_ = sip_->next_;
00082                         sip_->next_ = tmp;
00083                         Tcl_SetHashValue(he, (ClientData*)tmp);
00084                 }
00085                 return (SRMinfo*)Tcl_GetHashValue(he);
00086         }

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(). 

00092 {
00093         recv((Packet*)e);
00094 }

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void Agent::idle (   )  [protected, virtual, inherited]
 

Definition at line 363 of file agent.cc.

References Agent::app_, and Application::resume().

Referenced by FullTcpAgent::foutput(), TcpAgent::output(), VegasTcpAgent::output(), RFC793eduTcpAgent::output(), QSNewRenoTcpAgent::output(), IntTcpAgent::output(), BayFullTcpAgent::output(), UdpAgent::sendmsg(), SA_Agent::sendmsg(), and RTPAgent::sendmsg(). 

00364 {
00365         if (app_)
00366                 app_->resume();
00367 }

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void Agent::initpkt (  Packet *   )  const [protected, inherited]
 

Definition at line 446 of file agent.cc.

References hdr_nv::access(), hdr_flags::access(), hdr_ip::access(), hdr_cmn::access(), ns_addr_t::addr_, Scheduler::clock(), hdr_flags::cong_action_, hdr_ip::daddr(), Agent::defttl_, hdr_cmn::direction(), hdr_ip::dport(), Agent::dst_, hdr_flags::ecn_, hdr_flags::ecn_capable_, hdr_flags::ecn_to_echo_, hdr_flags::eln_, hdr_cmn::error(), Agent::fid_, hdr_ip::flowid(), hdr_flags::fs_, NixNode::GetNixVector(), NixNode::GetNodeObject(), hdr_nv::h_used, Agent::here_, hdr_cmn::iface(), Scheduler::instance(), hdr_flags::no_ts_, hdr_cmn::NONE, hdr_nv::nv(), hdr_ip::offset(), hdr_nv::offset(), ns_addr_t::port_, hdr_flags::pri_, hdr_ip::prio(), Agent::prio_, hdr_cmn::ptype(), NixVec::Reset(), hdr_ip::saddr(), hdr_cmn::size(), Agent::size_, hdr_ip::sport(), hdr_cmn::timestamp(), hdr_ip::ttl(), Agent::type_, hdr_cmn::uid(), and Agent::uidcnt_.

Referenced by Agent::allocpkt(), and PingResponder::recv(). 

00447 {
00448         hdr_cmn* ch = hdr_cmn::access(p);
00449         ch->uid() = uidcnt_++;
00450         ch->ptype() = type_;
00451         ch->size() = size_;
00452         ch->timestamp() = Scheduler::instance().clock();
00453         ch->iface() = UNKN_IFACE.value(); // from packet.h (agent is local)
00454         ch->direction() = hdr_cmn::NONE;
00455 
00456         ch->error() = 0;        /* pkt not corrupt to start with */
00457 
00458         hdr_ip* iph = hdr_ip::access(p);
00459         iph->saddr() = here_.addr_;
00460         iph->sport() = here_.port_;
00461         iph->daddr() = dst_.addr_;
00462         iph->dport() = dst_.port_;
00463         
00464         //DEBUG
00465         //if (dst_ != -1)
00466         //  printf("pl break\n");
00467         
00468         iph->flowid() = fid_;
00469         iph->prio() = prio_;
00470         iph->ttl() = defttl_;
00471 
00472         hdr_flags* hf = hdr_flags::access(p);
00473         hf->ecn_capable_ = 0;
00474         hf->ecn_ = 0;
00475         hf->eln_ = 0;
00476         hf->ecn_to_echo_ = 0;
00477         hf->fs_ = 0;
00478         hf->no_ts_ = 0;
00479         hf->pri_ = 0;
00480         hf->cong_action_ = 0;
00481 #ifdef HAVE_STL
00482 
00483         hdr_nv* nv = hdr_nv::access(p);
00484         if (0)
00485                 printf("Off hdr_nv %d, ip_hdr %d myaddr %ld\n",
00486                        hdr_nv::offset(), hdr_ip::offset(), here_.addr_);
00487         NixNode* pNixNode = NixNode::GetNodeObject(here_.addr_);
00488         if (0)
00489                 printf("Node Object %p\n", pNixNode);
00490         if (pNixNode) { 
00491                 // If we get non-null, indicates nixvector routing in use
00492                 // Delete any left over nv in the packet
00493                 // Get a nixvector to the target (may create new)
00494                 NixVec* pNv = pNixNode->GetNixVector(dst_.addr_);
00495                 pNv->Reset();
00496                 nv->nv() = pNv; // And set the nixvec in the packet
00497                 nv->h_used = 0; // And reset used portion to 0
00498         }
00499 #endif //HAVE_STL
00500 }

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void Agent::insertOldValue (  TracedVar *  v,
const char *  value
)  [protected, inherited]
 

Definition at line 250 of file agent.cc.

References min, OldValue::next_, Agent::oldValueList_, TRACEVAR_MAXVALUELENGTH, OldValue::val_, and OldValue::var_.

Referenced by Agent::trace(). 

00251 {
00252         OldValue *p = new OldValue;
00253         assert(p != NULL);
00254         strncpy(p->val_, value, min(strlen(value)+1, TRACEVAR_MAXVALUELENGTH));
00255         p->var_ = v;
00256         p->next_ = NULL;
00257         if (oldValueList_ == NULL) 
00258                 oldValueList_ = p;
00259         else {
00260                 p->next_ = oldValueList_;
00261                 oldValueList_ = p;
00262         }
00263 }

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

Definition at line 61 of file object.h.

References NsObject::debug_. 

00061 { return debug_; }

void Agent::listen (   )  [virtual, inherited]
 

Reimplemented in BayFullTcpAgent, RapAgent, and FullTcpAgent.

Definition at line 381 of file agent.cc.

Referenced by Agent::command(). 

00382 {
00383 }

OldValue * Agent::lookupOldValue (  TracedVar *  v  )  [protected, inherited]
 

Definition at line 242 of file agent.cc.

References OldValue::next_, Agent::oldValueList_, and OldValue::var_.

Referenced by Agent::trace(). 

00243 {
00244         OldValue *p = oldValueList_;
00245         while ((p != NULL) && (p->var_ != v))
00246                 p = p->next_;
00247         return p;
00248 }

void Agent::monitorAgentTrace (   )  [protected, inherited]
 

Definition at line 310 of file agent.cc.

References ns_addr_t::addr_, Agent::channel_, Scheduler::clock(), Agent::here_, Scheduler::instance(), TIME_FORMAT, and Agent::traceName_.

Referenced by Agent::command(). 

00311 {
00312         char wrk[256];
00313         int n;
00314         double curTime = (&Scheduler::instance() == NULL ? 0 : 
00315                           Scheduler::instance().clock());
00316         
00317         sprintf(wrk, "v -t "TIME_FORMAT" -e monitor_agent %d %s",
00318                 curTime, here_.addr_, traceName_);
00319         n = strlen(wrk);
00320         wrk[n] = '\n';
00321         wrk[n+1] = 0;
00322         if (channel_)
00323                 (void)Tcl_Write(channel_, wrk, n+1);
00324 }

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virtual void ASRMAgent::parseExtendedHeaders (  Packet *  p  )  [inline, protected, virtual]
 

Reimplemented from SRMAgent.

Definition at line 165 of file srm.h.

References hdr_asrm::access(), hdr_asrm::distance(), SRMAgent::parseExtendedHeaders(), and pdistance_. 

00165                                                      {
00166                 SRMAgent::parseExtendedHeaders(p);
00167                 hdr_asrm* seh = hdr_asrm::access(p);
00168                 pdistance_ = seh->distance();
00169         }

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nsaddr_t& Agent::port (   )  [inline, inherited]
 

Definition at line 97 of file agent.h.

References Agent::here_, nsaddr_t, and ns_addr_t::port_.

Referenced by LmsAgent::pkt2agent(), TcpAsymSink::recv(), MIPBSAgent::recv(), LmsAgent::recv(), HttpInvalAgent::recv(), CtrMcastEncap::recv(), IntTcpAgent::rxmit_last(), IntTcpAgent::send_one(), LmsReceiver::send_refresh(), IcmpAgent::sendredirect(), TcpAgent::trace_event(), TcpAgent::traceAll(), TcpAsymAgent::traceAll(), TcpAgent::traceVar(), TcpSessionAgent::traceVar(), and TcpAsymAgent::traceVar(). 

00097 { return here_.port_; }

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

Reimplemented in CMUTrace.

Definition at line 96 of file object.cc.

References Packet::free(). 

00097 {
00098         Packet::free(p);
00099 }

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void SRMAgent::recv (  Packet *  p,
Handler *  h
)  [virtual, inherited]
 

Reimplemented from Agent.

Reimplemented in SSMSRMAgent.

Definition at line 157 of file srm.cc.

References hdr_srm::access(), hdr_ip::access(), Packet::accessdata(), SRMAgent::addExtendedHeaders(), Agent::addr(), hdr_ip::daddr(), SRMAgent::dataCtr_, hdr_ip::dst(), Agent::dst_, Packet::free(), Scheduler::instance(), SRMAgent::parseExtendedHeaders(), NsObject::recv(), SRMAgent::recv_data(), SRMAgent::recv_repr(), SRMAgent::recv_rqst(), SRMAgent::recv_sess(), hdr_ip::saddr(), sh, hdr_ip::src(), SRM_DATA, SRM_REPR, SRM_RQST, SRM_SESS, and Connector::target_. 

00158 {
00159         hdr_ip*  ih = hdr_ip::access(p);
00160         hdr_srm* sh = hdr_srm::access(p);
00161         
00162         if (ih->daddr() == -1) {
00163                 // Packet from local agent.  Add srm headers, set dst, and fwd
00164                 sh->type() = SRM_DATA;
00165                 sh->sender() = addr();
00166                 sh->seqnum() = ++dataCtr_;
00167                 addExtendedHeaders(p);
00168                 ih->dst() = dst_;
00169                 target_->recv(p, h);
00170         } else {
00171 
00172 #if 0
00173                 static char *foo[] = {"NONE", "DATA", "SESS", "RQST", "REPR"};
00174                 fprintf(stderr, "%7.4f %s %d recvd SRM_%s <%d, %d> from %d\n",
00175                         Scheduler::instance().clock(), name_, addr_,
00176                         foo[sh->type()],
00177                         sh->sender(), sh->seqnum(), ih->src());
00178 #endif
00179                 
00180                 parseExtendedHeaders(p);
00181                 switch (sh->type()) {
00182                 case SRM_DATA:
00183                         recv_data(sh->sender(), sh->seqnum(), p->accessdata());
00184                         break;
00185                 case SRM_RQST:
00186                         recv_rqst(ih->saddr(),
00187                                   sh->round(), sh->sender(), sh->seqnum());
00188                         break;
00189                 case SRM_REPR:
00190                         recv_repr(sh->round(), sh->sender(), sh->seqnum(),
00191                                   p->accessdata());
00192                         break;
00193                 case SRM_SESS:
00194                         // This seqnum() is the session sequence number,
00195                         // not the data packet sequence numbers seen before.
00196                         recv_sess(p, sh->seqnum(), (int*) p->accessdata());
00197                         break;
00198                 }
00199                 Packet::free(p);
00200         }
00201 }

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void SRMAgent::recv_data (  int  sender,
int  msgid,
u_char *  data
)  [protected, virtual, inherited]
 

Definition at line 255 of file srm.cc.

References SRMAgent::get_state(), SRMAgent::request(), and sp.

Referenced by SRMAgent::recv(), and SSMSRMAgent::recv_data(). 

00256 {
00257         Tcl& tcl = Tcl::instance();
00258         SRMinfo* sp = get_state(sender);
00259         if (msgid > sp->ldata_) {
00260                 (void) request(sp, msgid - 1);
00261                 sp->setReceived(msgid);
00262                 sp->ldata_ = msgid;
00263         } else {
00264                 tcl.evalf("%s recv data %d %d", name_, sender, msgid);
00265         }
00266 }

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void SRMAgent::recv_repr (  int  round,
int  sender,
int  msgid,
u_char *  data
)  [protected, virtual, inherited]
 

Definition at line 281 of file srm.cc.

References SRMAgent::get_state(), SRMAgent::request(), and sp.

Referenced by SRMAgent::recv(), and SSMSRMAgent::recv(). 

00282 {
00283         Tcl& tcl = Tcl::instance();
00284         SRMinfo* sp = get_state(sender);
00285         if (msgid > sp->ldata_) {
00286                 (void) request(sp, msgid - 1);  // request upto msgid - 1
00287                 sp->setReceived(msgid);
00288                 sp->ldata_ = msgid;
00289         } else {
00290                 tcl.evalf("%s recv repair %d %d %d", name_,
00291                           round, sender, msgid);
00292         }
00293         // Notice that we currently make no provisions for a listener
00294         // agent to receive the data.
00295 }

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void SRMAgent::recv_rqst (  int  requestr,
int  round,
int  sender,
int  msgid
)  [protected, virtual, inherited]
 

Definition at line 268 of file srm.cc.

References SRMAgent::get_state(), SRMAgent::request(), and sp.

Referenced by SRMAgent::recv(), and SSMSRMAgent::recv_rqst(). 

00269 {
00270         Tcl& tcl = Tcl::instance();
00271         SRMinfo* sp = get_state(sender);
00272         if (msgid > sp->ldata_) {
00273                 (void) request(sp, msgid);      // request upto msgid
00274                 sp->ldata_ = msgid;
00275         } else {
00276                 tcl.evalf("%s recv request %d %d %d %d", name_,
00277                           requestor, round, sender, msgid);
00278         }
00279 }

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void SRMAgent::recv_sess (  Packet *  ,
int  sessCtr,
int *  data
)  [protected, virtual, inherited]
 

Definition at line 330 of file srm.cc.

References Agent::addr(), Scheduler::clock(), GET_SESSION_INFO, SRMAgent::get_state(), Scheduler::instance(), SRMAgent::request(), and sp.

Referenced by SRMAgent::recv(). 

00331 {
00332         SRMinfo* sp;
00333         
00334         int sender, dataCnt, rtime, stime;
00335         int now, sentAt, sentBy;
00336         int cnt = *data++;
00337         int i;
00338 
00339         /* The first block contains the sender's own state */
00340         GET_SESSION_INFO;
00341         if (sender == addr())                   // sender's own session message
00342                 return;
00343 
00344         sp = get_state(sender);
00345         if (sp->lsess_ > sessCtr)               // older session message recd.
00346                 return;
00347         
00348         now = (int) (Scheduler::instance().clock() * 1000);
00349         sentBy = sender;                        // to later compute rtt
00350         sentAt = stime;
00351         
00352         sp->lsess_ = sessCtr;
00353         sp->recvTime_ = now;
00354         sp->sendTime_ = stime;
00355         (void) request(sp, dataCnt);
00356         if (sp->ldata_ < dataCnt)
00357                 sp->ldata_ = dataCnt;
00358         
00359         for (i = 1; i < cnt; i++) {
00360                 GET_SESSION_INFO;
00361                 if (sender == addr() && now) {
00362                         //
00363                         //    This session message from sender sentBy:
00364                         //                vvvvv
00365                         //          now <=======+ sentAt
00366                         //               |     |
00367                         //        stime +=======> rtime
00368                         //                ^^^^^
00369                         //   Earlier session message sent by ``this'' agent
00370                         //
00371                         int rtt = (now - sentAt) + (rtime - stime);
00372                         sp = get_state(sentBy);
00373                         sp->distance_ = (double) rtt / 2 / 1000;
00374 #if 0
00375                         fprintf(stderr,
00376                                 "%7.4f %s compute distance to %d: %f\n",
00377                                 Scheduler::instance().clock(), name_,
00378                                 sentBy, sp->distance_);
00379 #endif
00380                         continue;
00381                 }
00382                 sp = get_state(sender);
00383                 (void) request(sp, dataCnt);
00384                 if (sp->ldata_ < dataCnt)
00385                         sp->ldata_ = dataCnt;
00386         }
00387 }

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void Agent::recvBytes (  int  bytes  )  [protected, virtual, inherited]
 

Definition at line 354 of file agent.cc.

References Agent::app_, and Application::recv().

Referenced by DelAckSink::recv(), TcpSink::recv(), QSTcpSink::recv(), FullTcpAgent::recv(), and TcpAsymSink::recv(). 

00355 {
00356         if (app_)
00357                 app_->recv(nbytes);     
00358 }

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

Reimplemented from NsObject.

Definition at line 78 of file agent.h. 

00078 {};

virtual int SRMAgent::request (  SRMinfo *  sp,
int  hi
)  [inline, protected, virtual, inherited]
 

Definition at line 93 of file srm.h.

References sp.

Referenced by SRMAgent::recv_data(), SRMAgent::recv_repr(), SRMAgent::recv_rqst(), and SRMAgent::recv_sess(). 

00093                                                  {
00094                 int miss = 0;
00095                 if (sp->ldata_ >= hi)
00096                         return miss;
00097                 
00098                 int maxsize = ((int)log10(hi + 1) + 2) * (hi - sp->ldata_);
00099                                 // 1 + log10(msgid) bytes for the msgid
00100                                 // msgid could be 0, if first pkt is lost.
00101                                 // 1 byte per msg separator
00102                                 // hi - sp->ldata_ msgs max missing
00103                 char* msgids = new char[maxsize + 1];
00104                 *msgids = '\0';
00105                 for (int i = sp->ldata_ + 1; i <= hi; i++)
00106                         if (! sp->ifReceived(i)) {
00107                                 (void) sprintf(msgids, "%s %d", msgids, i);
00108                                 miss++;
00109                         }
00110                 assert(miss);
00111                 Tcl::instance().evalf("%s request %d %s", name_,
00112                                       sp->sender_, msgids);
00113                 delete[] msgids;
00114                 return miss;
00115         }

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(). 

00071 {
00072 }

virtual void Agent::send (  int  sz,
AppData *  data
)  [inline, virtual, inherited]
 

Reimplemented in HttpInvalAgent.

Definition at line 84 of file agent.h.

References Agent::sendmsg(). 

00084 { sendmsg(sz, data, 0); }

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void Agent::send (  Packet *  p,
Handler *  h
)  [inline, inherited]
 

Reimplemented from Connector.

Definition at line 80 of file agent.h.

References NsObject::recv(), and Connector::target_.

Referenced by TcpSink::ack(), QSTcpSink::ack(), SinkAgent::bcast_interest(), PingAgent::command(), MessageAgent::command(), mcastControlAgent::command(), LmsAgent::command(), LDPAgent::command(), SinkAgent::data_ready(), DSDV_Agent::forwardPacket(), FullTcpAgent::foutput(), TcpAgent::output(), VegasTcpAgent::output(), RFC793eduTcpAgent::output(), QSNewRenoTcpAgent::output(), IntTcpAgent::output(), BayFullTcpAgent::output(), AbsTcpAgent::output(), AbsDelAckSink::recv(), AbsTcpSink::recv(), SRAgent::recv(), PingAgent::recv(), NatAgent::recv(), MIPBSAgent::recv(), Encapsulator::recv(), Decapsulator::recv(), MIPMHAgent::reg(), HttpInvalAgent::send(), GAFAgent::send_discovery(), RapAgent::SendAck(), SimpleTcpAgent::sendmsg(), PushbackAgent::sendMsg(), FullTcpAgent::sendpacket(), BayFullTcpAgent::sendpacket(), RapAgent::SendPacket(), TfrcAgent::sendpkt(), TfrcSinkAgent::sendpkt(), SinkAgent::sendpkt(), IcmpAgent::sendredirect(), and AbsDelAckSink::timeout(). 

00080 { target_->recv(p, h); }

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

Reimplemented from Agent.

Definition at line 130 of file srm.h.

References SRMAgent::sendmsg(). 

00130 { sendmsg(nbytes); }

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void SRMAgent::send_ctrl (  int  typ,
int  rnd,
int  sndr,
int  msgid,
int  sz
)  [protected, virtual, inherited]
 

Reimplemented in SSMSRMAgent.

Definition at line 240 of file srm.cc.

References hdr_cmn::access(), hdr_srm::access(), SRMAgent::addExtendedHeaders(), Agent::allocpkt(), NsObject::recv(), sh, hdr_cmn::size(), and Connector::target_.

Referenced by SRMAgent::command(). 

00241 {
00242         Packet* p = Agent::allocpkt();
00243         hdr_srm* sh = hdr_srm::access(p);
00244         sh->type() = type;
00245         sh->sender() = sender;
00246         sh->seqnum() = msgid;
00247         sh->round() = round;
00248         addExtendedHeaders(p);
00249 
00250         hdr_cmn* ch = hdr_cmn::access(p);
00251         ch->size() = sizeof(hdr_srm) + size;
00252         target_->recv(p);
00253 }

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void SRMAgent::send_sess (   )  [protected, virtual, inherited]
 

Reimplemented in SSMSRMAgent.

Definition at line 297 of file srm.cc.

References hdr_cmn::access(), hdr_srm::access(), Packet::accessdata(), SRMAgent::addExtendedHeaders(), Agent::addr(), Agent::allocpkt(), Scheduler::clock(), SRMAgent::groupSize_, Scheduler::instance(), NsObject::recv(), SRMAgent::sessCtr_, sh, SRMAgent::sip_, hdr_cmn::size(), Agent::size(), sp, SRM_SESS, and Connector::target_.

Referenced by SRMAgent::command(). 

00298 {
00299         int     size = (1 + groupSize_ * 4) * sizeof(int);
00300         Packet* p = Agent::allocpkt(size);
00301         hdr_srm* sh = hdr_srm::access(p);
00302         sh->type() = SRM_SESS;
00303         sh->sender() = addr();
00304         sh->seqnum() = ++sessCtr_;
00305         addExtendedHeaders(p);
00306 
00307         int* data = (int*) p->accessdata();
00308         *data++ = groupSize_;
00309         for (SRMinfo* sp = sip_; sp; sp = sp->next_) {
00310                 *data++ = sp->sender_;
00311                 *data++ = sp->ldata_;
00312                 *data++ = sp->recvTime_;
00313                 *data++ = sp->sendTime_;
00314         }
00315         data = (int*) p->accessdata();
00316         data[4] = (int) (Scheduler::instance().clock()*1000);
00317 
00318         hdr_cmn* ch = hdr_cmn::access(p);
00319         ch->size() = size+ sizeof(hdr_srm);
00320 
00321         target_->recv(p, (Handler*)NULL);
00322 }

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void Agent::sendmsg (  int  sz,
AppData *  ,
const char *  flags = 0
)  [virtual, inherited]
 

Reimplemented in UdpAgent.

Definition at line 400 of file agent.cc.

References abort().

Referenced by Agent::command(), Application::send(), Agent::send(), TrafficTrace::timeout(), TelnetApp::timeout(), EXPOO_Traffic::timeout(), and CBR_PP_Traffic::timeout(). 

00401 {
00402         fprintf(stderr, 
00403         "Agent::sendmsg(int, AppData*, const char*) not implemented\n");
00404         abort();
00405 }

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void SRMAgent::sendmsg (  int  nbytes,
const char *  flags = 0
)  [virtual, inherited]
 

Reimplemented from Agent.

Definition at line 203 of file srm.cc.

References hdr_cmn::access(), hdr_rtp::access(), hdr_srm::access(), hdr_ip::access(), SRMAgent::addExtendedHeaders(), Agent::addr(), Agent::allocpkt(), SRMAgent::app_fid_, SRMAgent::app_type_, SRMAgent::dataCtr_, hdr_ip::dst(), Agent::dst_, hdr_ip::flowid(), PT_SRM, hdr_cmn::ptype(), NsObject::recv(), hdr_rtp::seqno(), SRMAgent::seqno_, sh, hdr_cmn::size(), Agent::size_, SRM_DATA, Connector::target_, and Agent::type_.

Referenced by SRMAgent::send(). 

00204 {
00205         if (nbytes == -1) {
00206                 printf("Error:  sendmsg() for SRM should not be -1\n");
00207                 return;
00208         }
00209         // The traffic generator may have reset our payload type when it
00210         // initialized.  If so, save the current payload type as app_type_,
00211         // and set type_ to PT_SRM.  Use app_type_ for all app. packets
00212         // 
00213         if (type_ != PT_SRM) {
00214                 app_type_ = type_;
00215                 type_ = PT_SRM;
00216         }
00217         size_ = nbytes;
00218         Packet *p;
00219         p = allocpkt();
00220         hdr_ip*  ih = hdr_ip::access(p);
00221         hdr_srm* sh = hdr_srm::access(p);
00222         hdr_rtp* rh = hdr_rtp::access(p);
00223         hdr_cmn* ch = hdr_cmn::access(p);
00224         //hdr_cmn* ch = hdr_cmn::access(p);
00225         
00226         ch->ptype() = app_type_;
00227         ch->size() =  size_;
00228         ih->flowid() = app_fid_;
00229         rh->seqno() = ++seqno_;
00230         // Add srm headers, set dst, and fwd
00231         sh->type() = SRM_DATA;
00232         sh->sender() = addr();
00233         sh->seqnum() = ++dataCtr_;
00234         addExtendedHeaders(p);
00235         ih->dst() = dst_;
00236         target_->recv(p);
00237 }

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virtual void Agent::sendto (  int  nbytes,
const char *  flags,
nsaddr_t  dst
)  [virtual, inherited]
 

void Agent::sendto (  int  sz,
AppData *  ,
const char *  flags,
nsaddr_t  dst
)  [virtual, inherited]
 

Definition at line 407 of file agent.cc.

References abort().

Referenced by Agent::command(). 

00409 {
00410         fprintf(stderr, 
00411         "Agent::sendmsg(int, AppData*, const char*) not implemented\n");
00412         abort();
00413 }

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void Agent::set_pkttype (  packet_t  pkttype  )  [inline, inherited]
 

Definition at line 100 of file agent.h.

References Agent::type_.

Referenced by Agent::command(), HttpUInvalClass::create(), RA_Traffic::init(), POO_Traffic::init(), EXPOO_Traffic::init(), CBR_Traffic::init(), and CBR_PP_Traffic::init(). 

00100 { type_ = pkttype; }

virtual int& Agent::size (   )  [inline, virtual, inherited]
 

Reimplemented in FullTcpAgent.

Definition at line 95 of file agent.h.

References Agent::size_.

Referenced by rtProtoDV::command(), RLM_Sender::command(), imepAgent::getResponseListSize(), LandmarkAgent::makeUpdate(), Agent::recv(), SSMSRMAgent::send_glb_sess(), SSMSRMAgent::send_loc_sess(), SSMSRMAgent::send_rep_sess(), SRMAgent::send_sess(), and TelnetApp::timeout(). 

00095 { return size_; }

virtual void SRMAgent::start (  void   )  [inline, protected, virtual, inherited]
 

Definition at line 56 of file srm.h.

References Agent::addr(), SRMinfo::distance_, SRMAgent::groupSize_, SRMinfo::next_, SRMinfo::sender_, SRMAgent::sip_, and SRMAgent::siphash_.

Referenced by SRMAgent::command(). 

00056                              {
00057                 int new_entry = 0;
00058 
00059                 sip_->sender_   /* is itself */ = addr();
00060                 sip_->distance_ /* to itself */ = 0.0;
00061                 sip_->next_ = NULL;
00062 
00063                 siphash_ = new Tcl_HashTable;
00064                 Tcl_InitHashTable(siphash_, TCL_ONE_WORD_KEYS);
00065                 Tcl_HashEntry* he = Tcl_CreateHashEntry(siphash_,
00066                                                         (char*) addr(),
00067                                                         &new_entry);
00068                 Tcl_SetHashValue(he, (ClientData*)sip_);
00069                 groupSize_++;
00070         }

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NsObject* Connector::target (   )  [inline, inherited]
 

Definition at line 48 of file connector.h.

References Connector::target_.

Referenced by JoBS::assignRateDropsADC(), FQ::deque(), QSAgent::recv(), and MIPMHAgent::reg(). 

00048 { return target_; }

void Agent::timeout (  int  tno  )  [virtual, inherited]
 

Reimplemented in SA_Agent, RTPAgent, FtpClientAgent, BayFullTcpAgent, SinkAgent, RLM_Sender, MIPBSAgent, MIPMHAgent, RapAgent, RTCPAgent, TcpAsymSink, FackTcpAgent, FullTcpAgent, QSNewRenoTcpAgent, RBPVegasTcpAgent, RBPRenoTcpAgent, SackRHTcpAgent, Sack1TcpAgent, TcpSessionAgent, DelAckSink, TcpAgent, RenoTcpAgent, VegasTcpAgent, and SimpleTcpAgent.

Definition at line 347 of file agent.cc.

Referenced by SimpleTimer::expire(). 

00348 {
00349 }

void Agent::trace (  TracedVar *  v  )  [protected, virtual, inherited]
 

Reimplemented in TcpAgent.

Definition at line 266 of file agent.cc.

References ns_addr_t::addr_, Agent::channel_, Agent::dst_, Agent::here_, Agent::insertOldValue(), Scheduler::instance(), Agent::lookupOldValue(), min, TIME_FORMAT, Agent::traceName_, TRACEVAR_MAXVALUELENGTH, and OldValue::val_.

Referenced by TcpAgent::trace(). 

00267 {
00268         if (channel_ == 0)
00269                 return;
00270         char wrk[256], value[128];
00271         int n;
00272 
00273         // XXX we need to keep track of old values. What's the best way?
00274         v->value(value, 128);
00275 
00276         // XXX hack: how do I know ns has not started yet?
00277         // if there's nothing in value, return
00278         static int started = 0;
00279         if (!started) {
00280                 Tcl::instance().evalc("[Simulator instance] is-started");
00281                 if (Tcl::instance().result()[0] == '0')
00282                         // Simulator not started, do nothing
00283                         return;
00284                 // remember for next time (so we don't always have to call to tcl)
00285                 started = 1;
00286         };
00287 
00288         OldValue *ov = lookupOldValue(v);
00289         if (ov != NULL) {
00290                 sprintf(wrk, 
00291                         "f -t "TIME_FORMAT" -s %d -d %d -n %s -a %s -v %s -o %s -T v",
00292                         Scheduler::instance().clock(), here_.addr_,
00293                         dst_.addr_, v->name(), traceName_, value, ov->val_);
00294                 strncpy(ov->val_, 
00295                         value,
00296                         min(strlen(value)+1, TRACEVAR_MAXVALUELENGTH));
00297         } else {
00298                 // if there is value, insert it into old value list
00299                 sprintf(wrk, "f -t "TIME_FORMAT" -s %d -d %d -n %s -a %s -v %s -T v",
00300                         Scheduler::instance().clock(), here_.addr_,
00301                         dst_.addr_, v->name(), traceName_, value);
00302                 insertOldValue(v, value);
00303         }
00304         n = strlen(wrk);
00305         wrk[n] = '\n';
00306         wrk[n+1] = 0;
00307         (void)Tcl_Write(channel_, wrk, n+1);
00308 }

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virtual void Agent::trace_event (  char *  eventtype  )  [inline, protected, virtual, inherited]
 

Reimplemented in TcpAgent.

Definition at line 146 of file agent.h. 

00146 {}

Member Data Documentation

Application* Agent::app_ [protected, inherited]
 

Reimplemented in BayFullTcpAgent.

Definition at line 134 of file agent.h.

Referenced by Agent::attachApp(), Agent::idle(), RapAgent::IpgTimeout(), UdpAgent::recv(), SimpleTcpAgent::recv(), RapAgent::recv(), HttpInvalAgent::recv(), Agent::recv(), and Agent::recvBytes().

int SRMAgent::app_fid_ [protected, inherited]
 

Definition at line 53 of file srm.h.

Referenced by SRMAgent::sendmsg(), and SRMAgent::SRMAgent().

packet_t SRMAgent::app_type_ [protected, inherited]
 

Definition at line 54 of file srm.h.

Referenced by SRMAgent::sendmsg().

Tcl_Channel Agent::channel_ [protected, inherited]
 

Definition at line 130 of file agent.h.

Referenced by Agent::addAgentTrace(), Agent::command(), Agent::flushAVar(), Agent::monitorAgentTrace(), TcpAsymSink::recv(), Agent::trace(), TcpAgent::traceAll(), TcpAsymAgent::traceAll(), TcpAgent::traceVar(), TcpSessionAgent::traceVar(), and TcpAsymAgent::traceVar().

int SRMAgent::dataCtr_ [protected, inherited]
 

Definition at line 46 of file srm.h.

Referenced by SRMAgent::recv(), SSMSRMAgent::recv(), and SRMAgent::sendmsg().

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().

int Agent::defttl_ [protected, inherited]
 

Definition at line 121 of file agent.h.

Referenced by Agent::delay_bind_dispatch(), and Agent::initpkt().

NsObject* Connector::drop_ [protected, inherited]
 

Definition at line 57 of file connector.h.

Referenced by Connector::command(), Connector::drop(), and ErrorModel::recv().

ns_addr_t Agent::dst_ [protected, inherited]
 

Reimplemented in AckRecons.

Definition at line 115 of file agent.h.

Referenced by Agent::addAgentTrace(), Agent::daddr(), Agent::delay_bind_dispatch(), Agent::deleteAgentTrace(), Agent::dport(), DSRProto::DSRProto(), Agent::flushAVar(), Agent::initpkt(), SRMAgent::recv(), SSMSRMAgent::recv(), NatAgent::recv(), SRMAgent::sendmsg(), PushbackAgent::sendMsg(), and Agent::trace().

EventTrace* Agent::et_ [protected, inherited]
 

Definition at line 145 of file agent.h.

Referenced by TcpAgent::command(), and TcpAgent::trace_event().

int Agent::fid_ [protected, inherited]
 

Definition at line 118 of file agent.h.

Referenced by Agent::delay_bind_dispatch(), AbsTcpAgent::flowid(), Agent::initpkt(), FullTcpAgent::recv(), CtrMcastEncap::recv(), AbsTcpAgent::send_batch(), Sack1TcpAgent::timeout(), and TcpAgent::trace_event().

int Agent::flags_ [protected, inherited]
 

Reimplemented in BayFullTcpAgent, RapAgent, and FullTcpAgent.

Definition at line 120 of file agent.h.

Referenced by Agent::delay_bind_dispatch().

int SRMAgent::groupSize_ [protected, inherited]
 

Definition at line 51 of file srm.h.

Referenced by SRMAgent::get_state(), SSMSRMAgent::send_glb_sess(), SSMSRMAgent::send_loc_sess(), SSMSRMAgent::send_rep_sess(), SRMAgent::send_sess(), SRMAgent::SRMAgent(), SRMAgent::start(), and SSMSRMAgent::timeout_info().

ns_addr_t Agent::here_ [protected, inherited]
 

Definition at line 114 of file agent.h.

Referenced by Agent::addAgentTrace(), Agent::addr(), SinkAgent::bcast_interest(), SinkAgent::data_ready(), OmniMcastAgent::DataForSink(), FloodingAgent::DataForSink(), DiffusionAgent::DataForSink(), Agent::delay_bind_dispatch(), Agent::deleteAgentTrace(), DiffusionProb::ForwardData(), DiffusionProb::ForwardTxFailed(), DiffusionRate::FwdOriginal(), DiffusionProb::FwdPosReinf(), DiffusionRate::FwdSubsample(), OmniMcastAgent::GodForwardData(), Agent::initpkt(), OmniMcastAgent::MACprepare(), FloodingAgent::MACprepare(), DiffusionAgent::MACprepare(), Agent::monitorAgentTrace(), Agent::port(), OmniMcastAgent::prepare_message(), FloodingAgent::prepare_message(), DiffusionAgent::prepare_message(), SSMSRMAgent::recv(), PingAgent::recv(), NatAgent::recv(), DumbAgent::recv(), SinkAgent::sendpkt(), SinkAgent::set_addr(), SinkAgent::Terminate(), and Agent::trace().

OldValue* Agent::oldValueList_ [protected, inherited]
 

Definition at line 132 of file agent.h.

Referenced by Agent::insertOldValue(), Agent::lookupOldValue(), and Agent::~Agent().

int SRMAgent::packetSize_ [protected, inherited]
 

Definition at line 48 of file srm.h.

Referenced by SRMAgent::command(), SSMSRMAgent::command(), and SRMAgent::SRMAgent().

double ASRMAgent::pdistance_ [private]
 

Definition at line 134 of file srm.h.

Referenced by ASRMAgent(), and parseExtendedHeaders().

int Agent::prio_ [protected, inherited]
 

Definition at line 119 of file agent.h.

Referenced by Agent::delay_bind_dispatch(), and Agent::initpkt().

int ASRMAgent::requestor_ [private]
 

Definition at line 135 of file srm.h.

Referenced by addExtendedHeaders(), and ASRMAgent().

int SRMAgent::seqno_ [protected, inherited]
 

Definition at line 52 of file srm.h.

Referenced by SRMAgent::sendmsg().

int SRMAgent::sessCtr_ [protected, inherited]
 

Definition at line 47 of file srm.h.

Referenced by SRMAgent::send_sess().

SRMinfo* SRMAgent::sip_ [protected, inherited]
 

Definition at line 49 of file srm.h.

Referenced by SRMAgent::command(), SSMSRMAgent::command(), SRMAgent::get_state(), SSMSRMAgent::send_glb_sess(), SSMSRMAgent::send_loc_sess(), SSMSRMAgent::send_rep_sess(), SRMAgent::send_sess(), SRMAgent::SRMAgent(), SRMAgent::start(), and SSMSRMAgent::timeout_info().

Tcl_HashTable* SRMAgent::siphash_ [protected, inherited]
 

Definition at line 50 of file srm.h.

Referenced by SRMAgent::cleanup(), SRMAgent::get_state(), and SRMAgent::start().

int Agent::size_ [protected, inherited]
 

Reimplemented in SA_Agent, and AckRecons.

Definition at line 116 of file agent.h.

Referenced by AbsDelAckSink::AbsDelAckSink(), AbsTcpAgent::AbsTcpAgent(), AbsTcpRenoAckAgent::AbsTcpRenoAckAgent(), AbsTcpRenoDelAckAgent::AbsTcpRenoDelAckAgent(), AbsTcpSink::AbsTcpSink(), AbsTcpTahoeAckAgent::AbsTcpTahoeAckAgent(), AbsTcpTahoeDelAckAgent::AbsTcpTahoeDelAckAgent(), RTCPAgent::command(), LDPAgent::command(), SinkAgent::command(), IntTcpAgent::createTcpSession(), TfrcAgent::decrease_rate(), TcpAgent::delay_bind_dispatch(), TcpSink::delay_bind_dispatch(), FullTcpAgent::foutput(), DSRAgent::getRouteForPacket(), TfrcAgent::increase_rate(), TcpAgent::initial_window(), Agent::initpkt(), RapAgent::IpgTimeout(), IvsReceiver::IvsReceiver(), LmsAgent::LmsAgent(), LmsReceiver::LmsReceiver(), mcastControlAgent::mcastControlAgent(), MessageAgent::MessageAgent(), MIPBSAgent::MIPBSAgent(), MIPMHAgent::MIPMHAgent(), TfrcAgent::nextpkt(), IntTcpAgent::opencwnd(), PingAgent::PingAgent(), RapAgent::RapAgent(), TfrcAgent::recv(), TcpSessionAgent::recv(), NewRenoTcpAgent::recv(), TfrcAgent::reduce_rate_on_no_feedback(), RLM_Sender::RLM_Sender(), RTCPAgent::RTCPAgent(), RTPAgent::RTPAgent(), IntTcpAgent::rxmit_last(), LmsSender::send_lms_pkt(), TcpSessionAgent::send_much(), LmsReceiver::send_nak(), IntTcpAgent::send_one(), LmsReceiver::send_refresh(), UdpAgent::sendmsg(), TfrcAgent::sendmsg(), TcpAgent::sendmsg(), SRMAgent::sendmsg(), RTPAgent::sendmsg(), RapAgent::SendPacket(), TfrcAgent::sendpkt(), rtProtoDV::sendpkt(), SinkAgent::sendpkt(), SinkAgent::SinkAgent(), Agent::size(), TfrcAgent::slowstart(), TfrcAgent::start(), TfrcAgent::TfrcAgent(), TfrcSinkAgent::TfrcSinkAgent(), RTPAgent::timeout(), RTCPAgent::timeout(), and UdpAgent::UdpAgent().

NsObject* Connector::target_ [protected, inherited]
 

Definition at line 56 of file connector.h.

Referenced by SRAgent::command(), SA_Agent::command(), IvsReceiver::command(), MultiFieldFilter::command(), Filter::command(), Connector::command(), DiffusionAgent::DiffusionAgent(), DSRAgent::DSRAgent(), PromotionTimer::expire(), FloodingAgent::FloodingAgent(), toraAgent::forward(), AODV::forward(), LandmarkAgent::ForwardPacket(), DSDV_Agent::forwardPacket(), SensorQueryAgent::generate_query(), DSDVTriggerHandler::handle(), AckRecons::handle(), DSRAgent::handlePacketReceipt(), DSDV_Agent::helper_callback(), AODV::initialized(), DSDV_Agent::lost_link(), OmniMcastAgent::OmniMcastAgent(), LandmarkAgent::periodic_callback(), LandmarkAgent::ProcessHierUpdate(), TCPTapAgent::processpkt(), IPTapAgent::processpkt(), CMUPriQueue::prq_enqueue(), CMUPriQueue::prq_resume(), DequeTrace::recv(), Trace::recv(), TraceIpMac::recv(), TraceIp::recv(), TBF::recv(), SRMAgent::recv(), SSMSRMAgent::recv(), SatDequeTrace::recv(), SAack_Agent::recv(), Queue< T >::recv(), PingResponder::recv(), MIPEncapsulator::recv(), LmsAgent::recv(), HackLossyLink::recv(), GAFPartner::recv(), FQ::recv(), FloodAgent::recv(), ErrorModel::recv(), DynamicLink::recv(), DumbAgent::recv(), DSRAgent::recv(), DelayModel::recv(), LinkDelay::recv(), CtrMcastDecap::recv(), CtrMcastEncap::recv(), CMUTrace::recv(), PriQueue::recvHighPriority(), Trace::recvOnly(), TapAgent::recvpkt(), Queue< T >::resume(), LinkDelay::send(), Connector::send(), Agent::send(), MIPBSAgent::send_ads(), SRMAgent::send_ctrl(), SSMSRMAgent::send_ctrl(), MFTPSndAgent::send_data(), LmsSender::send_dmcast(), LmsReceiver::send_dmcast(), LmsAgent::send_downstream(), SSMSRMAgent::send_glb_sess(), LmsSender::send_lms_pkt(), SSMSRMAgent::send_loc_sess(), MFTPRcvAgent::send_nak(), LmsReceiver::send_nak(), LmsReceiver::send_refresh(), SSMSRMAgent::send_rep_sess(), SRMAgent::send_sess(), MIPMHAgent::send_sols(), LmsSender::send_spm(), MFTPSndAgent::send_status_request(), LmsAgent::send_upstream(), LandmarkAgent::SendChangedTagListUpdate(), AODV::sendError(), AODV::sendHello(), UdpAgent::sendmsg(), SRMAgent::sendmsg(), SA_Agent::sendmsg(), RTPAgent::sendmsg(), LmsSender::sendmsg(), DSDV_Agent::sendOutBCastPkt(), SA_Agent::sendpkt(), rtProtoDV::sendpkt(), RTPAgent::sendpkt(), RTCPAgent::sendpkt(), IvsSource::sendpkt(), AODV::sendReply(), AODV::sendRequest(), LmsSender::solicit_naks(), Connector::target(), TBF::timeout(), and toraAgent::tora_output().

char* Agent::traceName_ [protected, inherited]
 

Definition at line 131 of file agent.h.

Referenced by Agent::addAgentTrace(), Agent::command(), Agent::deleteAgentTrace(), Agent::flushAVar(), Agent::monitorAgentTrace(), and Agent::trace().

packet_t Agent::type_ [protected, inherited]
 

Definition at line 117 of file agent.h.

Referenced by Agent::get_pkttype(), Agent::initpkt(), FullTcpAgent::listen(), BayFullTcpAgent::listen(), RapAgent::SendAck(), SRMAgent::sendmsg(), RapAgent::SendPacket(), and Agent::set_pkttype().

int Agent::uidcnt_ [static, protected, inherited]
 

Definition at line 68 of file agent.cc.

Referenced by imepAgent::handlerControlTimer(), imepAgent::handlerReXmitTimer(), Agent::initpkt(), imepAgent::sendAck(), imepAgent::sendBeacon(), toraAgent::sendCLR(), imepAgent::sendHello(), toraAgent::sendQRY(), DSRAgent::sendUnknownFlow(), toraAgent::sendUPD(), and DSRAgent::xmitFailed().

The documentation for this class was generated from the following file:
Generated on Tue Apr 20 12:33:26 2004 for NS2.26SourcesOriginal by doxygen 1.3.3