58 static inline void mip6_param_prob(struct sk_buff *skb, u8 code, int pos)  in mip6_param_prob()  argument
60 	icmpv6_send(skb, ICMPV6_PARAMPROB, code, pos);  in mip6_param_prob()
86 static int mip6_mh_filter(struct sock *sk, struct sk_buff *skb)  in mip6_mh_filter()  argument
91 	mh = skb_header_pointer(skb, skb_transport_offset(skb),  in mip6_mh_filter()
96 	if (((mh->ip6mh_hdrlen + 1) << 3) > skb->len)  in mip6_mh_filter()
103 		mip6_param_prob(skb, 0, offsetof(struct ip6_mh, ip6mh_hdrlen) +  in mip6_mh_filter()
104 				skb_network_header_len(skb));  in mip6_mh_filter()
111 		mip6_param_prob(skb, 0, offsetof(struct ip6_mh, ip6mh_proto) +  in mip6_mh_filter()
112 				skb_network_header_len(skb));  in mip6_mh_filter()
131 static int mip6_destopt_input(struct xfrm_state *x, struct sk_buff *skb)  in mip6_destopt_input()  argument
133 	const struct ipv6hdr *iph = ipv6_hdr(skb);  in mip6_destopt_input()
134 	struct ipv6_destopt_hdr *destopt = (struct ipv6_destopt_hdr *)skb->data;  in mip6_destopt_input()
150 static int mip6_destopt_output(struct xfrm_state *x, struct sk_buff *skb)  in mip6_destopt_output()  argument
158 	skb_push(skb, -skb_network_offset(skb));  in mip6_destopt_output()
159 	iph = ipv6_hdr(skb);  in mip6_destopt_output()
161 	nexthdr = *skb_mac_header(skb);  in mip6_destopt_output()
162 	*skb_mac_header(skb) = IPPROTO_DSTOPTS;  in mip6_destopt_output()
164 	dstopt = (struct ipv6_destopt_hdr *)skb_transport_header(skb);  in mip6_destopt_output()
210 static int mip6_destopt_reject(struct xfrm_state *x, struct sk_buff *skb,  in mip6_destopt_reject()  argument
214 	struct inet6_skb_parm *opt = (struct inet6_skb_parm *)skb->cb;  in mip6_destopt_reject()
227 		offset = ipv6_find_tlv(skb, opt->dsthao, IPV6_TLV_HAO);  in mip6_destopt_reject()
230 					(skb_network_header(skb) + offset);  in mip6_destopt_reject()
233 	skb_get_timestamp(skb, &stamp);  in mip6_destopt_reject()
235 	if (!mip6_report_rl_allow(&stamp, &ipv6_hdr(skb)->daddr,  in mip6_destopt_reject()
236 				  hao ? &hao->addr : &ipv6_hdr(skb)->saddr,  in mip6_destopt_reject()
241 	memcpy(&sel.daddr, (xfrm_address_t *)&ipv6_hdr(skb)->daddr,  in mip6_destopt_reject()
244 	memcpy(&sel.saddr, (xfrm_address_t *)&ipv6_hdr(skb)->saddr,  in mip6_destopt_reject()
264 static int mip6_destopt_offset(struct xfrm_state *x, struct sk_buff *skb,  in mip6_destopt_offset()  argument
269 				   (struct ipv6_opt_hdr *)(ipv6_hdr(skb) + 1);  in mip6_destopt_offset()
270 	const unsigned char *nh = skb_network_header(skb);  in mip6_destopt_offset()
271 	unsigned int packet_len = skb_tail_pointer(skb) -  in mip6_destopt_offset()
272 		skb_network_header(skb);  in mip6_destopt_offset()
275 	*nexthdr = &ipv6_hdr(skb)->nexthdr;  in mip6_destopt_offset()
291 			if (ipv6_find_tlv(skb, offset, IPV6_TLV_HAO) >= 0) {  in mip6_destopt_offset()
353 static int mip6_rthdr_input(struct xfrm_state *x, struct sk_buff *skb)  in mip6_rthdr_input()  argument
355 	const struct ipv6hdr *iph = ipv6_hdr(skb);  in mip6_rthdr_input()
356 	struct rt2_hdr *rt2 = (struct rt2_hdr *)skb->data;  in mip6_rthdr_input()
371 static int mip6_rthdr_output(struct xfrm_state *x, struct sk_buff *skb)  in mip6_rthdr_output()  argument
377 	skb_push(skb, -skb_network_offset(skb));  in mip6_rthdr_output()
378 	iph = ipv6_hdr(skb);  in mip6_rthdr_output()
380 	nexthdr = *skb_mac_header(skb);  in mip6_rthdr_output()
381 	*skb_mac_header(skb) = IPPROTO_ROUTING;  in mip6_rthdr_output()
383 	rt2 = (struct rt2_hdr *)skb_transport_header(skb);  in mip6_rthdr_output()
400 static int mip6_rthdr_offset(struct xfrm_state *x, struct sk_buff *skb,  in mip6_rthdr_offset()  argument
405 				   (struct ipv6_opt_hdr *)(ipv6_hdr(skb) + 1);  in mip6_rthdr_offset()
406 	const unsigned char *nh = skb_network_header(skb);  in mip6_rthdr_offset()
407 	unsigned int packet_len = skb_tail_pointer(skb) -  in mip6_rthdr_offset()
408 		skb_network_header(skb);  in mip6_rthdr_offset()
411 	*nexthdr = &ipv6_hdr(skb)->nexthdr;  in mip6_rthdr_offset()
428 			if (ipv6_find_tlv(skb, offset, IPV6_TLV_HAO) >= 0)  in mip6_rthdr_offset()