taglinefilesource code
ihl244drivers/net/slhc.cth = (struct tcphdr *)(((unsigned char *)ip) + ip->ihl*4);
ihl245drivers/net/slhc.chlen = ip->ihl*4 + th->doff*4;
ihl331drivers/net/slhc.c|| ip->version != cs->cs_ip.version || ip->ihl != cs->cs_ip.ihl
ihl336drivers/net/slhc.c|| (ip->ihl > 5 && memcmp(ip+1,cs->cs_ipopt,((ip->ihl)-5)*4) != 0)
ihl461drivers/net/slhc.cif (ip->ihl > 5)
ihl462drivers/net/slhc.cmemcpy(cs->cs_ipopt, ip+1, ((ip->ihl) - 5) * 4);
ihl531drivers/net/slhc.chdrlen = ip->ihl * 4 + thp->doff * 4;
ihl611drivers/net/slhc.cif (ip->ihl > 5) {
ihl612drivers/net/slhc.cmemcpy(cp, cs->cs_ipopt, ((ip->ihl) - 5) * 4);
ihl613drivers/net/slhc.ccp += ((ip->ihl) - 5) * 4;
ihl665drivers/net/slhc.cthp = (struct tcphdr *)(((unsigned char *)ip) + ip->ihl*4);
ihl676drivers/net/slhc.cif (ip->ihl > 5)
ihl677drivers/net/slhc.cmemcpy(cs->cs_ipopt, ip+1, ((ip->ihl) - 5) * 4);
ihl680drivers/net/slhc.ccs->cs_hsize = ip->ihl*2 + thp->doff*2;
ihl89drivers/net/slip.cth = (struct tcphdr *) (ptr + ip->ihl * 4);
ihl105drivers/net/slip.cdlen, ip->ihl, ip->version, ip->ttl, ip->protocol);
ihl68include/linux/ip.hunsigned char    ihl:4,
ihl96net/inet/ip.cip->ihl, ip->version, ip->tos, ntohs(ip->tot_len));
ihl107net/inet/ip.clen = ntohs(ip->tot_len) - (4 * ip->ihl);
ihl309net/inet/ip.ciph->ihl      = 5;
ihl315net/inet/ip.ciph->ihl+=optlen;
ihl335net/inet/ip.cif(iph->ihl==5)
ihl343net/inet/ip.col=(iph->ihl*4)-sizeof(struct iphdr);
ihl374net/inet/ip.cwhile (!done && len < iph->ihl*4) switch(*buff) 
ihl619net/inet/ip.creturn ip_fast_csum((unsigned char *)iph, iph->ihl);
ihl629net/inet/ip.ciph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
ihl804net/inet/ip.cihlen = (iph->ihl * sizeof(unsigned long));
ihl934net/inet/ip.ciph->tot_len = htons((iph->ihl * sizeof(unsigned long)) + count);
ihl951net/inet/ip.cint i, ihl, end;
ihl988net/inet/ip.cihl = (iph->ihl * sizeof(unsigned long));
ihl989net/inet/ip.cend = offset + ntohs(iph->tot_len) - ihl;
ihl992net/inet/ip.cptr = ((unsigned char *) (skb + 1)) + dev->hard_header_len + ihl;
ihl1109net/inet/ip.chlen = (iph->ihl * sizeof(unsigned long));
ihl1363net/inet/ip.cif (skb->len<sizeof(struct iphdr) || iph->ihl<5 || iph->version != 4 || ip_fast_csum((unsigned char *)iph, iph->ihl) !=0) 
ihl1373net/inet/ip.cif (iph->ihl != 5) 
ihl1436net/inet/ip.cskb->h.raw += iph->ihl*4;
ihl1482net/inet/ip.c(ntohs(iph->tot_len) - (iph->ihl * 4)),
ihl133net/inet/raw.cskb->len += skb->ip_hdr->ihl*sizeof(long);
ihl214net/inet/tcp.cheader+=4*iph->ihl;
ihl104net/inet/udp.cheader += 4*ip->ihl;