usr.sbin/ppp/lqr.c

50 #include "hdlc.h"
77   struct hdlc *hdlc = &link2physical(lcp->fsm.link)->hdlc;
82   echo.sequence = htonl(hdlc->lqm.echo.seq_sent);
83   fsm_Output(&lcp->fsm, CODE_ECHOREQ, hdlc->lqm.echo.seq_sent++,
90   struct hdlc *hdlc = &link2physical(fp->link)->hdlc;
114       if ((hdlc->lqm.echo.seq_recv > (u_int32_t)0 - 5 && lqr.sequence < 5) ||
115           (hdlc->lqm.echo.seq_recv <= (u_int32_t)0 - 5 &&
116            lqr.sequence > hdlc->lqm.echo.seq_recv))
117         hdlc->lqm.echo.seq_recv = lqr.sequence;
168   timer_Stop(&p->hdlc.lqm.timer);
170   if (p->hdlc.lqm.method & LQM_LQR) {
171     if (p->hdlc.lqm.lqr.resent > 5) {
177       p->hdlc.lqm.method = 0;
181       p->hdlc.lqm.lqr.resent++;
183   } else if (p->hdlc.lqm.method & LQM_ECHO) {
184     if ((p->hdlc.lqm.echo.seq_sent > 5 &&
185          p->hdlc.lqm.echo.seq_sent - 5 > p->hdlc.lqm.echo.seq_recv) ||
186         (p->hdlc.lqm.echo.seq_sent <= 5 &&
187          p->hdlc.lqm.echo.seq_sent > p->hdlc.lqm.echo.seq_recv + 5)) {
192       p->hdlc.lqm.method = 0;
197   if (p->hdlc.lqm.method && p->hdlc.lqm.timer.load)
198     timer_Start(&p->hdlc.lqm.timer);
205   struct lcp *lcp = p->hdlc.lqm.owner;
218   else if (!IsAccepted(l->lcp.cfg.lqr) && !(p->hdlc.lqm.method & LQM_LQR)) {
233       memcpy(&lastlqr, &p->hdlc.lqm.lqr.peer, sizeof lastlqr);
234       lqr_ChangeOrder(lqr, &p->hdlc.lqm.lqr.peer);
235       lqr_Dump(l->name, "Input", &p->hdlc.lqm.lqr.peer);
237       p->hdlc.lqm.lqr.resent = 0;
240       memcpy(&p->hdlc.lqm.lqr.prevSave, &p->hdlc.lqm.lqr.Save,
241              sizeof p->hdlc.lqm.lqr.prevSave);
242       p->hdlc.lqm.lqr.Save.InLQRs = ++p->hdlc.lqm.lqr.InLQRs;
243       p->hdlc.lqm.lqr.Save.InPackets = p->hdlc.lqm.ifInUniPackets;
244       p->hdlc.lqm.lqr.Save.InDiscards = p->hdlc.lqm.ifInDiscards;
245       p->hdlc.lqm.lqr.Save.InErrors = p->hdlc.lqm.ifInErrors;
246       p->hdlc.lqm.lqr.Save.InOctets = p->hdlc.lqm.lqr.InGoodOctets;
248       lqr_Analyse(&p->hdlc, &lastlqr, &p->hdlc.lqm.lqr.peer);
254       if (p->hdlc.lqm.timer.load == 0 || !(p->hdlc.lqm.method & LQM_LQR) ||
256            lastlqr.PeerInLQRs == p->hdlc.lqm.lqr.peer.PeerInLQRs))
273   physical->hdlc.lqm.lqr.resent = 0;
274   physical->hdlc.lqm.echo.seq_sent = 0;
275   physical->hdlc.lqm.echo.seq_recv = 0;
276   memset(&physical->hdlc.lqm.lqr.peer, '\0',
277          sizeof physical->hdlc.lqm.lqr.peer);
279   physical->hdlc.lqm.method = lcp->cfg.echo ? LQM_ECHO : 0;
281     physical->hdlc.lqm.method |= LQM_LQR;
282   timer_Stop(&physical->hdlc.lqm.timer);
284   physical->hdlc.lqm.lqr.peer_timeout = lcp->his_lqrperiod;
292   physical->hdlc.lqm.timer.func = SendLqrReport;
293   physical->hdlc.lqm.timer.name = "lqm";
294   physical->hdlc.lqm.timer.arg = lcp;
296   if (lcp->want_lqrperiod || physical->hdlc.lqm.method & LQM_ECHO) {
300     physical->hdlc.lqm.timer.load = period * SECTICKS / 100;
302     physical->hdlc.lqm.timer.load = 0;
315   if (p->hdlc.lqm.timer.load)
325   if (p->hdlc.lqm.timer.load)
326     timer_Start(&p->hdlc.lqm.timer);
332   timer_Stop(&physical->hdlc.lqm.timer);
344   physical->hdlc.lqm.method &= ~method;
345   if (physical->hdlc.lqm.method)
346     SendLqrReport(physical->hdlc.lqm.owner);
348     timer_Stop(&physical->hdlc.lqm.timer);
372 lqr_Analyse(const struct hdlc *hdlc, const struct lqrdata *oldlqr,
384   transitLQRs = hdlc->lqm.lqr.OutLQRs - newlqr->LastOutLQRs;
395     (hdlc->lqm.lqr.Save.InPackets - hdlc->lqm.lqr.prevSave.InPackets);
397     (hdlc->lqm.lqr.Save.InOctets - hdlc->lqm.lqr.prevSave.InOctets);
449   p->hdlc.lqm.ifOutUniPackets++;
450   p->hdlc.lqm.ifOutOctets += len + 1;		/* plus 1 flag octet! */
454         p->hdlc.lqm.ifOutOctets += acf_WrapperOctets(&l->lcp, *proto);
460         p->hdlc.lqm.ifOutOctets += hdlc_WrapperOctets();
466         p->hdlc.lqm.ifOutOctets += proto_WrapperOctets(&l->lcp, *proto);
482     p->hdlc.lqm.lqr.OutLQRs++;
493     lqr.LastOutLQRs = p->hdlc.lqm.lqr.peer.PeerOutLQRs;
494     lqr.LastOutPackets = p->hdlc.lqm.lqr.peer.PeerOutPackets;
495     lqr.LastOutOctets = p->hdlc.lqm.lqr.peer.PeerOutOctets;
496     lqr.PeerInLQRs = p->hdlc.lqm.lqr.Save.InLQRs;
497     lqr.PeerInPackets = p->hdlc.lqm.lqr.Save.InPackets;
498     lqr.PeerInDiscards = p->hdlc.lqm.lqr.Save.InDiscards;
499     lqr.PeerInErrors = p->hdlc.lqm.lqr.Save.InErrors;
500     lqr.PeerInOctets = p->hdlc.lqm.lqr.Save.InOctets;
501     lqr.PeerOutLQRs = p->hdlc.lqm.lqr.OutLQRs;
502     lqr.PeerOutPackets = p->hdlc.lqm.ifOutUniPackets - pending_pkts;
504     lqr.PeerOutOctets = p->hdlc.lqm.ifOutOctets - pending_octets - pending_pkts;