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Lines Matching refs:oip

162 	struct ip *oip = mtod(n, struct ip *), *nip;
163 	unsigned oiplen = oip->ip_hl << 2;
191 	if (oip->ip_off &~ htons(IP_MF|IP_DF))
193 	if (oip->ip_p == IPPROTO_ICMP && type != ICMP_REDIRECT &&
195 	    !ICMP_INFOTYPE(((struct icmp *)((char *)oip + oiplen))->icmp_type))
208 	if (icmp_ratelimit(&oip->ip_src, type, code))
215 	icmplen = uimin(ICMP_EXT_OFFSET, ntohs(oip->ip_len));
218 	 * Defend against mbuf chains shorter than oip->ip_len - oiplen:
307 	nip->ip_src = oip->ip_src;
308 	nip->ip_dst = oip->ip_dst;