Lines Matching refs:mhip
718 register struct ip *ip, *mhip;
902 mhip = mtod(m, struct ip *);
903 bcopy((char *)ip, (char *)mhip, sizeof(*ip));
905 mhlen = ip_optcopy(ip, mhip) + sizeof (struct ip);
906 IP_HL_A(mhip, mhlen >> 2);
909 mhip->ip_off = ((off - hlen) >> 3) + ip_off;
913 mhip->ip_off |= IP_MF;
914 mhip->ip_len = htons((u_short)(len + mhlen));
923 mhip->ip_off = htons((u_short)mhip->ip_off);
924 mhip->ip_sum = 0;
925 mhip->ip_sum = in_cksum(m, mhlen);