sys/netgraph/ng_pppoe.c

392  * Also assume that neg->wh points to the correct
397 	struct pppoe_full_hdr *wh = &sp->neg->pkt->pkt_header;
408 	dp = (char *)(&wh->ph + 1);
413 		if ((length + tlen) > (ETHER_MAX_LEN - 4 - sizeof(*wh))) {
422  	wh->ph.length = htons(length);
423 	sp->neg->m->m_len = length + sizeof(*wh);
424 	sp->neg->m->m_pkthdr.len = length + sizeof(*wh);
583 pppoe_findsession(priv_p privp, const struct pppoe_full_hdr *wh)
585 	uint16_t 	session = ntohs(wh->ph.sid);
593 		     wh->eh.ether_shost, ETHER_ADDR_LEN) == 0) {
1143 				struct pppoe_full_hdr *wh;
1147 				wh = mtod(m, struct pppoe_full_hdr *);
1148 				bcopy(&sp->pkt_hdr, wh, sizeof(*wh));
1151 				wh->ph.code = PADM_CODE;
1156 				if (wh->eh.ether_type ==
1158 					wh->eh.ether_type = ETHERTYPE_PPPOE_3COM_DISC;
1160 					wh->eh.ether_type = ETHERTYPE_PPPOE_DISC;
1164 				tag = (void *)(&wh->ph + 1);
1168 				m->m_pkthdr.len = m->m_len = sizeof(*wh) + sizeof(*tag) +
1170 				wh->ph.length = htons(sizeof(*tag) + ourmsg->data_len);
1186 				struct pppoe_full_hdr *wh;
1190 				wh = mtod(m, struct pppoe_full_hdr *);
1191 				bcopy(&sp->pkt_hdr, wh, sizeof(*wh));
1194 				wh->ph.code = PADM_CODE;
1199 				if (wh->eh.ether_type ==
1201 					wh->eh.ether_type = ETHERTYPE_PPPOE_3COM_DISC;
1203 					wh->eh.ether_type = ETHERTYPE_PPPOE_DISC;
1207 				tag = (void *)(&wh->ph + 1);
1211 				m->m_pkthdr.len = m->m_len = sizeof(*wh) + sizeof(*tag) +
1213 				wh->ph.length = htons(sizeof(*tag) + ourmsg->data_len);
1411 	struct pppoe_full_hdr	*wh;
1439 		M_PREPEND(m, sizeof(*wh), M_NOWAIT);
1443 		wh = mtod(m, struct pppoe_full_hdr *);
1444 		bcopy(&sp->pkt_hdr, wh, sizeof(*wh));
1445 		wh->ph.length = htons(m->m_pkthdr.len - sizeof(*wh));
1468 		if (m->m_len < sizeof(*wh)) {
1469 			m = m_pullup(m, sizeof(*wh));
1473 		wh = mtod(m, struct pppoe_full_hdr *);
1474 		ph = &wh->ph;
1475 		session = ntohs(wh->ph.sid);
1476 		length = ntohs(wh->ph.length);
1477 		code = wh->ph.code;
1479 		neg->pkt->pkt_header.eh.ether_type = wh->eh.ether_type;
1490 		bcopy(wh->eh.ether_shost,
1560 	const struct pppoe_full_hdr *wh;
1580 	if( m->m_len < sizeof(*wh)) {
1581 		m = m_pullup(m, sizeof(*wh)); /* Checks length */
1584 			    "m_pullup(wh)\n", node->nd_ID);
1588 	wh = mtod(m, struct pppoe_full_hdr *);
1589 	length = ntohs(wh->ph.length);
1590 	switch(wh->eh.ether_type) {
1633 		wh = mtod(m, struct pppoe_full_hdr *);
1634 		length = ntohs(wh->ph.length);
1635 		ph = &wh->ph;
1636 		session = ntohs(wh->ph.sid);
1637 		code = wh->ph.code;
1726 			bcopy(wh->eh.ether_shost,
1857 			neg->pkt->pkt_header.ph.sid = wh->ph.sid;
1858 			sp->Session_ID = ntohs(wh->ph.sid);
1888 			sp = pppoe_findsession(privp, wh);
1899 			sp = pppoe_findsession(privp, wh);
1916 		sp = pppoe_findsession(privp, wh);
1919 		m_adj(m, sizeof(*wh));
2034 				struct pppoe_full_hdr *wh;
2039 				wh = mtod(m, struct pppoe_full_hdr *);
2040 				bcopy(&sp->pkt_hdr, wh, sizeof(*wh));
2043 				wh->ph.code = PADT_CODE;
2048 				if (wh->eh.ether_type ==
2050 					wh->eh.ether_type = ETHERTYPE_PPPOE_3COM_DISC;
2052 					wh->eh.ether_type = ETHERTYPE_PPPOE_DISC;
2057 				tag = (void *)(&wh->ph + 1);
2061 				m->m_pkthdr.len = m->m_len = sizeof(*wh) + sizeof(*tag) +
2063 				wh->ph.length = htons(sizeof(*tag) + msglen);