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Searched refs:IPCB (Results 1 – 25 of 43) sorted by relevance

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/linux/net/ipv4/
H A Dip_forward.c52 if (unlikely(IPCB(skb)->frag_max_size > mtu)) in ip_exceeds_mtu()
67 struct ip_options *opt = &(IPCB(skb)->opt); in ip_forward_finish()
88 struct ip_options *opt = &(IPCB(skb)->opt); in ip_forward()
107 if (IPCB(skb)->opt.router_alert && ip_call_ra_chain(skb)) in ip_forward()
133 IPCB(skb)->flags |= IPSKB_FORWARDED; in ip_forward()
155 if (IPCB(skb)->flags & IPSKB_DOREDIRECT && !opt->srr && in ip_forward()
H A Dip_output.c275 BUILD_BUG_ON(sizeof(*IPCB(skb)) > SKB_GSO_CB_OFFSET); in ip_finish_output_gso()
304 IPCB(skb)->flags |= IPSKB_REROUTED; in __ip_finish_output()
312 if (skb->len > mtu || IPCB(skb)->frag_max_size) in __ip_finish_output()
396 !(IPCB(skb)->flags & IPSKB_FORWARDED)) in ip_mc_output()
425 !(IPCB(skb)->flags & IPSKB_REROUTED)); in ip_mc_output()
441 !(IPCB(skb)->flags & IPSKB_REROUTED)); in ip_output()
586 (IPCB(skb)->frag_max_size && in ip_fragment()
587 IPCB(skb)->frag_max_size > mtu))) { in ip_fragment()
666 IPCB(to)->flags = IPCB(from)->flags; in ip_frag_ipcb()
786 if (IPCB(skb)->frag_max_size && IPCB(skb)->frag_max_size < mtu) in ip_do_fragment()
[all …]
H A Dxfrm4_output.c23 IPCB(skb)->flags |= IPSKB_REROUTED; in __xfrm4_output()
36 !(IPCB(skb)->flags & IPSKB_REROUTED)); in xfrm4_output()
H A Dip_input.c287 opt = &(IPCB(skb)->opt); in ip_rcv_options()
376 IPCB(skb)->flags |= IPSKB_NOPOLICY; in ip_rcv_finish_core()
539 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in ip_rcv_core()
540 IPCB(skb)->iif = skb->skb_iif; in ip_rcv_core()
596 IPCB(skb)->flags & IPSKB_MULTIPATH) in ip_extract_route_hint()
H A Dip_options.c49 memcpy(&(IPCB(skb)->opt), opt, sizeof(struct ip_options)); in ip_options_build()
51 opt = &(IPCB(skb)->opt); in ip_options_build()
198 struct ip_options *opt = &(IPCB(skb)->opt); in ip_options_fragment()
540 struct ip_options *opt = &(IPCB(skb)->opt); in ip_forward_options()
587 struct ip_options *opt = &(IPCB(skb)->opt); in ip_options_rcv_srr()
H A Dip_fragment.c280 if (!(IPCB(skb)->flags & IPSKB_FRAG_COMPLETE) && in ip_frag_queue()
432 IPCB(skb)->frag_max_size = max(qp->max_df_size, qp->q.max_size); in ip_frag_reasm()
447 IPCB(skb)->flags |= IPSKB_FRAG_PMTU; in ip_frag_reasm()
538 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in ip_check_defrag()
H A Dudp_tunnel_core.c189 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in udp_tunnel_xmit_skb()
H A Dnetfilter.c65 if (!(IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) && in ip_route_me_harder()
H A Dip_sockglue.c76 if (IPCB(skb)->opt.optlen == 0) in ip_cmsg_recv_opts()
79 put_cmsg(msg, SOL_IP, IP_RECVOPTS, IPCB(skb)->opt.optlen, in ip_cmsg_recv_opts()
90 if (IPCB(skb)->opt.optlen == 0) in ip_cmsg_recv_retopts()
106 if (IPCB(skb)->frag_max_size == 0) in ip_cmsg_recv_fragsize()
109 val = IPCB(skb)->frag_max_size; in ip_cmsg_recv_fragsize()
1393 bool l3slave = ipv4_l3mdev_skb(IPCB(skb)->flags); in ipv4_pktinfo_prepare()
H A Dipmr.c1816 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_encap()
1823 struct ip_options *opt = &(IPCB(skb)->opt); in ipmr_forward_finish()
1948 IPCB(skb)->flags |= IPSKB_FORWARDED; in ipmr_queue_fwd_xmit()
2158 dev = dev_get_by_index_rcu(net, IPCB(skb)->iif); in ip_mr_input()
2168 if (IPCB(skb)->flags & IPSKB_FORWARDED) in ip_mr_input()
2177 if (IPCB(skb)->opt.router_alert) { in ip_mr_input()
2307 if (IPCB(skb)->flags & IPSKB_FORWARDED) in ip_mr_output()
2309 if (!(IPCB(skb)->flags & IPSKB_MCROUTE)) in ip_mr_output()
H A Dip_tunnel.c590 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_md_tunnel_xmit()
690 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_tunnel_xmit()
H A Dip_vti.c293 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in vti_tunnel_xmit()
H A Dip_tunnel_core.c78 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in iptunnel_xmit()
79 IPCB(skb)->flags = ipcb_flags; in iptunnel_xmit()
/linux/net/netfilter/
H A Dnf_conntrack_ovs.c152 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in nf_ct_handle_fragments()
159 *mru = IPCB(skb)->frag_max_size; in nf_ct_handle_fragments()
H A Dnft_flow_offload.c32 opt = &(IPCB(skb)->opt); in nft_flow_offload_skip()
/linux/drivers/infiniband/sw/rxe/
H A Drxe_net.c317 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in prepare_ipv4_hdr()
343 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in prepare_ipv6_hdr()
344 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED in prepare_ipv6_hdr()
/linux/net/sched/
H A Dsch_frag.c73 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in sch_frag_prepare_frag()
110 IPCB(skb)->frag_max_size = mru; in sch_fragment()
/linux/net/xfrm/
H A Dxfrm_output.c413 IPCB(skb)->flags |= IPSKB_XFRM_TUNNEL_SIZE; in xfrm4_prepare_output()
658 BUILD_BUG_ON(sizeof(*IPCB(skb)) > SKB_GSO_CB_OFFSET); in xfrm_output_gso()
755 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in xfrm_output()
756 IPCB(skb)->flags |= IPSKB_XFRM_TRANSFORMED; in xfrm_output()
838 if (IPCB(skb)->flags & IPSKB_XFRM_TUNNEL_SIZE) in xfrm4_tunnel_check_size()
/linux/net/bridge/
H A Dbr_netfilter_hooks.c238 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in br_validate_ipv4()
385 nf_bridge->frag_max_size = IPCB(skb)->frag_max_size; in br_nf_pre_routing_finish()
642 nf_bridge->frag_max_size = IPCB(skb)->frag_max_size; in br_nf_forward_finish()
702 IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; in br_nf_forward_ip()
811 (IPCB(skb)->frag_max_size && in br_nf_ip_fragment()
812 IPCB(skb)->frag_max_size > mtu))) { in br_nf_ip_fragment()
869 IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; in br_nf_dev_queue_xmit()
/linux/include/net/
H A Dip.h107 #define IPCB(skb) ((struct inet_skb_parm*)((skb)->cb)) macro
114 if (skb && ipv4_l3mdev_skb(IPCB(skb)->flags)) in inet_sdif()
115 return IPCB(skb)->iif; in inet_sdif()
516 bool forwarding = IPCB(skb)->flags & IPSKB_FORWARDED; in ip_skb_dst_mtu()
780 return __ip_options_echo(net, dopt, skb, &IPCB(skb)->opt); in ip_options_echo()
H A Dicmp.h43 __icmp_send(skb_in, type, code, info, IPCB(skb_in)); in icmp_send()
/linux/drivers/net/
H A Dvrf.c536 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in vrf_process_v4_outbound()
690 if (!(IPCB(skb)->flags & IPSKB_REROUTED)) in vrf_output6_direct()
870 !(IPCB(skb)->flags & IPSKB_REROUTED)); in vrf_output()
920 if (!(IPCB(skb)->flags & IPSKB_REROUTED)) in vrf_output_direct()
975 IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) in vrf_ip_out()
1390 IPCB(skb)->flags |= IPSKB_L3SLAVE; in vrf_ip_rcv()
/linux/drivers/net/ppp/
H A Dpptp.c237 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in pptp_xmit()
238 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED | IPSKB_REROUTED); in pptp_xmit()
/linux/net/netfilter/ipvs/
H A Dip_vs_xmit.c1245 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_vs_tunnel_xmit()
1388 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_vs_tunnel_xmit_v6()
/linux/net/ipv6/
H A Dip6_gre.c727 IPCB(skb)->flags = 0; in __gre6_xmit()
799 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6gre_xmit_ipv4()
967 IPCB(skb)->flags = 0; in ip6erspan_tunnel_xmit()
1018 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6erspan_tunnel_xmit()

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