ipfilter/netinet/ip_ftp_pxy.c

1320 		f->ftps_seq[0] = thseq + 1;
1321 		t->ftps_seq[0] = thack;
1377 		       rv, t->ftps_seq[0], t->ftps_seq[1], seqoff, ackoff);
1381 	if (t->ftps_seq[0] == 0) {
1382 		t->ftps_seq[0] = thack;
1386 			if (t->ftps_seq[0] == thack)
1388 			else if (t->ftps_seq[1] == thack) {
1389 				t->ftps_seq[0] = thack;
1393 			if (t->ftps_seq[0] + ackoff == thack) {
1394 				t->ftps_seq[0] = thack;
1396 			} else if (t->ftps_seq[0] == thack + ackoff) {
1397 				t->ftps_seq[0] = thack + ackoff;
1399 			} else if (t->ftps_seq[1] + ackoff == thack) {
1400 				t->ftps_seq[0] = thack;
1402 			} else if (t->ftps_seq[1] == thack + ackoff) {
1403 				t->ftps_seq[0] = thack + ackoff;
1415 		if (t->ftps_seq[0] + ackoff != thack &&
1416 		    t->ftps_seq[1] + ackoff != thack) {
1420 				       "ipf_p_ftp_process", t->ftps_seq[0],
1423 				       "ipf_p_ftp_process", t->ftps_seq[1],
1431 				f->ftps_seq[0], f->ftps_seq[1]);
1435 			if (thseq == f->ftps_seq[1]) {
1436 				f->ftps_seq[0] = f->ftps_seq[1] - seqoff;
1437 				f->ftps_seq[1] = thseq + 1 - seqoff;
1441 					printf("FIN: thseq %x seqoff %d ftps_seq %x\n",
1442 					       thseq, seqoff, f->ftps_seq[0]);
1452 	if ((thseq == f->ftps_seq[0]) || (thseq == f->ftps_seq[1])) {
1457 	} else if ((thseq + mlen == f->ftps_seq[0]) ||
1458 		   (thseq + mlen == f->ftps_seq[1])) {
1464 		inc = thseq - f->ftps_seq[0];
1467 			printf("th_seq %x ftps_seq %x/%x\n",
1468 			       thseq, f->ftps_seq[0], f->ftps_seq[1]);
1481 	f->ftps_seq[0] = thseq;
1482 	f->ftps_seq[1] = f->ftps_seq[0] + mlen;
1560 			/* f->ftps_seq[1] += inc; */
1604 	/* f->ftps_seq[1] += inc; */
1606 		f->ftps_seq[1]++;
1610 		printf("ftps_seq[1] = %x inc %d len %d\n",
1611 		       f->ftps_seq[1], inc, mlen);