Lines Matching refs:hlen
674 int ip6_fraglist_init(struct sk_buff *skb, unsigned int hlen, u8 *prevhdr,
683 iter->tmp_hdr = kmemdup(skb_network_header(skb), hlen, GFP_ATOMIC);
691 iter->hlen = hlen;
695 __skb_pull(skb, hlen);
697 __skb_push(skb, hlen);
699 memcpy(skb_network_header(skb), iter->tmp_hdr, hlen);
719 unsigned int hlen = iter->hlen;
725 __skb_push(frag, hlen);
727 memcpy(skb_network_header(frag), iter->tmp_hdr, hlen);
728 iter->offset += skb->len - hlen - sizeof(struct frag_hdr);
740 void ip6_frag_init(struct sk_buff *skb, unsigned int hlen, unsigned int mtu,
748 state->hlen = hlen;
751 state->left = skb->len - hlen; /* Space per frame */
752 state->ptr = hlen; /* Where to start from */
778 frag = alloc_skb(len + state->hlen + sizeof(struct frag_hdr) +
789 skb_put(frag, len + state->hlen + sizeof(struct frag_hdr));
791 fh = (struct frag_hdr *)(skb_network_header(frag) + state->hlen);
792 frag->transport_header = (frag->network_header + state->hlen +
805 skb_copy_from_linear_data(skb, skb_network_header(frag), state->hlen);
845 unsigned int mtu, hlen, nexthdr_offset;
854 hlen = err;
880 if (mtu < hlen + sizeof(struct frag_hdr) + 8)
882 mtu -= hlen + sizeof(struct frag_hdr);
898 if (first_len - hlen > mtu ||
899 ((first_len - hlen) & 7) ||
908 skb_headroom(frag) < (hlen + hroom + sizeof(struct frag_hdr)))
923 err = ip6_fraglist_init(skb, hlen, prevhdr, nexthdr, frag_id,
980 ip6_frag_init(skb, hlen, mtu, rt->dst.dev->needed_tailroom,