2000/0706/ip/il.c (diff list | history)

2000/0424/sys/src/9/ip/il.c:149,160 – 2000/0706/sys/src/9/ip/il.c:149,187 (short | long | prev | next)
1998/0306		uchar ilack[4]; /* Acked sequence */
1997/0327		};
2000/0706		enum { InMsgs, OutMsgs, CsumErrs, /* checksum errors */ HlenErrs, /* header length error */ LenErrs, /* short packet */ OutOfOrder, /* out of order */ Retrans, /* retransmissions */ DupMsg, DupBytes,
1998/0313
2000/0706		Nstats, }; static char *statnames[] = { [InMsgs] "InMsgs", [OutMsgs] "OutMsgs", [CsumErrs] "CsumErrs", [HlenErrs] "HlenErr", [LenErrs] "LenErrs", [OutOfOrder] "OutOfOrder", [Retrans] "Retrans", [DupMsg] "DupMsg", [DupBytes] "DupBytes", };
1998/0313		typedef struct Ilpriv Ilpriv; struct Ilpriv
1997/0916		{
2000/0706		ulong stats[Nstats];
1997/0916
1998/0313		/* non-MIB stats */ ulong csumerr; /* checksum errors */ ulong hlenerr; /* header length error */ ulong lenerr; /* short packet */
2000/0424/sys/src/9/ip/il.c:289,298 – 2000/0706/sys/src/9/ip/il.c:316,328
1998/0929		ulong id, ack;
1997/0327		Block *bp;
1998/0313		Fs *f;
2000/0706		Ilpriv *priv;
1997/0327
2000/0706
1997/0327		USED(l);
1998/0313		f = c->p->f;
2000/0706		priv = c->p->priv;
1997/0327		ic = (Ilcb*)c->ptcl; bp = qget(c->wq);
2000/0424/sys/src/9/ip/il.c:355,360 – 2000/0706/sys/src/9/ip/il.c:385,391
1999/0430		if(later(msec, ic->timeout, nil))
1998/0929		ilsettimeout(ic);
1999/0817		ipoput(f, bp, 0, c->ttl, c->tos);
2000/0706		priv->stats[OutMsgs]++;
1997/0327		} static void
2000/0424/sys/src/9/ip/il.c:367,383 – 2000/0706/sys/src/9/ip/il.c:398,413
1997/0916		int
1998/0313		ilxstats(Proto *il, char *buf, int len)
1997/0916		{
1998/0306		int n;
1998/0313		Ilpriv *ipriv;
2000/0706		Ilpriv *priv; char *p, *e; int i;
1998/0306
1998/0313		ipriv = il->priv;
1998/0306		n = snprint(buf, len,
1998/0825		"il: csum %lud hlen %lud len %lud order %lud rexmit %lud",
1998/0313		ipriv->csumerr, ipriv->hlenerr, ipriv->lenerr, ipriv->order, ipriv->rexmit);
1998/0825		n += snprint(buf+n, len-n, " dupp %lud dupb %lud\n",
1998/0313		ipriv->dup, ipriv->dupb);
1998/0307		return n;
2000/0706		priv = il->priv; p = buf; e = p+len; for(i = 0; i < Nstats; i++) p = seprint(p, e, "%s: %lud\n", statnames[i], priv->stats[i]); return p - buf;
1997/0916		}
1997/0327		void
2000/0424/sys/src/9/ip/il.c:492,498 – 2000/0706/sys/src/9/ip/il.c:522,528
1997/0327		plen = blocklen(bp); if(plen < IL_IPSIZE+IL_HDRSIZE){
1998/0313		netlog(il->f, Logil, "il: hlenerr\n"); ipriv->hlenerr++;
2000/0706		ipriv->stats[HlenErrs]++;
1997/0327		goto raise; }
2000/0424/sys/src/9/ip/il.c:499,505 – 2000/0706/sys/src/9/ip/il.c:529,535
1997/0327		illen = nhgets(ih->illen); if(illen+IL_IPSIZE > plen){
1998/0313		netlog(il->f, Logil, "il: lenerr\n"); ipriv->lenerr++;
2000/0706		ipriv->stats[LenErrs]++;
1997/0327		goto raise; }
2000/0424/sys/src/9/ip/il.c:512,518 – 2000/0706/sys/src/9/ip/il.c:542,548
1997/0327		st = "?"; else st = iltype[ih->iltype];
1998/0313		ipriv->csumerr++;
2000/0706		ipriv->stats[CsumErrs]++;
1998/0313		netlog(il->f, Logil, "il: cksum %ux %ux, pkt(%s id %lud ack %lud %I/%d->%d)\n",
1998/0306		csum, st, nhgetl(ih->ilid), nhgetl(ih->ilack), raddr, sp, dp);
1997/0327		goto raise;
2000/0424/sys/src/9/ip/il.c:616,621 – 2000/0706/sys/src/9/ip/il.c:646,652
1997/0327		{ Ilcb *ic; ulong id, ack;
2000/0706		Ilpriv *priv;
1997/0327		id = nhgetl(h->ilid); ack = nhgetl(h->ilack);
2000/0424/sys/src/9/ip/il.c:624,629 – 2000/0706/sys/src/9/ip/il.c:655,662
1997/0327
1998/0929		ic->lastrecv = msec;
1998/1013		ic->querytime = msec + QueryTime;
2000/0706		priv = s->p->priv; priv->stats[InMsgs]++;
1997/0327		switch(ic->state) { default:
2000/0424/sys/src/9/ip/il.c:865,871 – 2000/0706/sys/src/9/ip/il.c:898,904
1997/0327		}
1997/0916		if(oid != ic->recvd+1){
1998/0313		ipriv = s->p->priv; ipriv->order++;
2000/0706		ipriv->stats[OutOfOrder]++;
1997/0327		break;
1997/0916		}
1997/0327
2000/0424/sys/src/9/ip/il.c:923,930 – 2000/0706/sys/src/9/ip/il.c:956,963
1997/0327		newid = nhgetl(lid); if(id <= newid) { if(id == newid) {
1998/0313		ipriv->dup++; ipriv->dupb += blocklen(bp);
2000/0706		ipriv->stats[DupMsg]++; ipriv->stats[DupBytes] += blocklen(bp);
1997/0327		qunlock(&ic->outo); freeblist(bp); return;