Lines Matching defs:hlen
60 register int hlen = sizeof(struct ip );
70 * hlen = len;
80 ip->ip_hl = hlen >> 2;
101 ip->ip_sum = cksum(m, hlen);
117 len = (IF_MTU - hlen) &~ 7; /* ip databytes per packet */
133 for (off = hlen + len; off < (u_int16_t)ip->ip_len; off += len) {
146 /* if (hlen > sizeof (struct ip)) {
152 mhip->ip_off = ((off - hlen) >> 3) + (ip->ip_off & ~IP_MF);
178 m_adj(m, hlen + firstlen - (u_int16_t)ip->ip_len);
182 ip->ip_sum = cksum(m, hlen);
