Lines Matching refs:hlen
703 int ip6_fraglist_init(struct sk_buff *skb, unsigned int hlen, u8 *prevhdr, in ip6_fraglist_init() argument
712 iter->tmp_hdr = kmemdup(skb_network_header(skb), hlen, GFP_ATOMIC); in ip6_fraglist_init()
720 iter->hlen = hlen; in ip6_fraglist_init()
724 __skb_pull(skb, hlen); in ip6_fraglist_init()
726 __skb_push(skb, hlen); in ip6_fraglist_init()
728 memcpy(skb_network_header(skb), iter->tmp_hdr, hlen); in ip6_fraglist_init()
748 unsigned int hlen = iter->hlen; in ip6_fraglist_prepare() local
754 __skb_push(frag, hlen); in ip6_fraglist_prepare()
756 memcpy(skb_network_header(frag), iter->tmp_hdr, hlen); in ip6_fraglist_prepare()
757 iter->offset += skb->len - hlen - sizeof(struct frag_hdr); in ip6_fraglist_prepare()
769 void ip6_frag_init(struct sk_buff *skb, unsigned int hlen, unsigned int mtu, in ip6_frag_init() argument
777 state->hlen = hlen; in ip6_frag_init()
780 state->left = skb->len - hlen; /* Space per frame */ in ip6_frag_init()
781 state->ptr = hlen; /* Where to start from */ in ip6_frag_init()
807 frag = alloc_skb(len + state->hlen + sizeof(struct frag_hdr) + in ip6_frag_next()
818 skb_put(frag, len + state->hlen + sizeof(struct frag_hdr)); in ip6_frag_next()
820 fh = (struct frag_hdr *)(skb_network_header(frag) + state->hlen); in ip6_frag_next()
821 frag->transport_header = (frag->network_header + state->hlen + in ip6_frag_next()
834 skb_copy_from_linear_data(skb, skb_network_header(frag), state->hlen); in ip6_frag_next()
875 unsigned int mtu, hlen, nexthdr_offset; in ip6_fragment() local
884 hlen = err; in ip6_fragment()
912 if (mtu < hlen + sizeof(struct frag_hdr) + 8) in ip6_fragment()
914 mtu -= hlen + sizeof(struct frag_hdr); in ip6_fragment()
930 if (first_len - hlen > mtu || in ip6_fragment()
931 ((first_len - hlen) & 7) || in ip6_fragment()
940 skb_headroom(frag) < (hlen + hroom + sizeof(struct frag_hdr))) in ip6_fragment()
955 err = ip6_fraglist_init(skb, hlen, prevhdr, nexthdr, frag_id, in ip6_fragment()
1012 ip6_frag_init(skb, hlen, mtu, rt->dst.dev->needed_tailroom, in ip6_fragment()