net/core/flow_dissector.c

211 				  int nhoff, int hlen)
219 	hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr), data, hlen, &_hdr);
233 				   int nhoff, int hlen)
241 	hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr), data, hlen, &_hdr);
255 				      int nhoff, int hlen)
265 	hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr), data, hlen, &_hdr);
493 			void *target_container, const void *data, int nhoff,
507 	hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr), data,
552 		       int nhoff, int hlen)
567 	arp = __skb_header_pointer(skb, nhoff, sizeof(_arp), data,
580 	arp_eth = __skb_header_pointer(skb, nhoff + sizeof(_arp),
608 		       int nhoff, int hlen)
615 	hdr = __skb_header_pointer(skb, nhoff, sizeof(*key), data, hlen, &_hdr);
830 			 int nhoff, u8 ip_proto, int hlen)
847 	key_ports->ports = __skb_flow_get_ports(skb, nhoff, ip_proto,
972 		     __be16 proto, int nhoff, int hlen, unsigned int flags)
980 	flow_keys->nhoff = nhoff;
981 	flow_keys->thoff = flow_keys->nhoff;
993 	flow_keys->nhoff = clamp_t(u16, flow_keys->nhoff, nhoff, hlen);
995 				   flow_keys->nhoff, hlen);
1013  * @nhoff: network header offset, if @data is NULL use skb_network_offset(skb)
1028 			__be16 proto, int nhoff, int hlen, unsigned int flags)
1047 		nhoff = skb_network_offset(skb);
1067 				nhoff += offset;
1127 			result = bpf_flow_dissect(prog, &ctx, n_proto, nhoff,
1169 		iph = __skb_header_pointer(skb, nhoff, sizeof(_iph), data, hlen, &_iph);
1175 		nhoff += iph->ihl * 4;
1217 		iph = __skb_header_pointer(skb, nhoff, sizeof(_iph), data, hlen, &_iph);
1224 		nhoff += sizeof(struct ipv6hdr);
1273 			vlan = __skb_header_pointer(skb, nhoff, sizeof(_vlan),
1281 			nhoff += sizeof(*vlan);
1332 		hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr), data, hlen, &_hdr);
1349 			nhoff += PPPOE_SES_HLEN - 1;
1351 			nhoff += PPPOE_SES_HLEN;
1389 		hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr),
1412 						nhoff, hlen, mpls_lse,
1414 		nhoff += sizeof(struct mpls_label);
1418 		if ((hlen - nhoff) < FCOE_HEADER_LEN) {
1423 		nhoff += FCOE_HEADER_LEN;
1431 					       nhoff, hlen);
1436 						  &proto, &nhoff, hlen, flags);
1442 		hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr), data,
1449 		nhoff += sizeof(struct ptp_header);
1458 		hdr = __skb_header_pointer(skb, nhoff, sizeof(_hdr), data, hlen,
1466 		nhoff += HSR_HLEN;
1474 					       nhoff, hlen);
1510 					       &proto, &nhoff, &hlen, flags);
1521 		opthdr = __skb_header_pointer(skb, nhoff, sizeof(_opthdr),
1529 		nhoff += (opthdr[1] + 1) << 3;
1540 		fh = __skb_header_pointer(skb, nhoff, sizeof(_fh),
1550 		nhoff += sizeof(_fh);
1606 				       data, nhoff, hlen);
1612 					data, nhoff, hlen);
1616 					  data, nhoff, hlen);
1620 				       data, nhoff, hlen);
1624 				      data, nhoff, hlen);
1632 					 data, nhoff, ip_proto, hlen);
1656 	key_control->thoff = min_t(u16, nhoff, skb ? skb->len : hlen);