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Searched refs:IPCB (Results 1 – 25 of 44) sorted by relevance

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/linux-6.15/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 Dxfrm4_output.c23 IPCB(skb)->flags |= IPSKB_REROUTED; in __xfrm4_output()
36 !(IPCB(skb)->flags & IPSKB_REROUTED)); in xfrm4_output()
H A Dip_output.c302 IPCB(skb)->flags |= IPSKB_REROUTED; in __ip_finish_output()
394 !(IPCB(skb)->flags & IPSKB_FORWARDED)) in ip_mc_output()
579 (IPCB(skb)->frag_max_size && in ip_fragment()
580 IPCB(skb)->frag_max_size > mtu))) { in ip_fragment()
659 IPCB(to)->flags = IPCB(from)->flags; in ip_frag_ipcb()
779 if (IPCB(skb)->frag_max_size && IPCB(skb)->frag_max_size < mtu) in ip_do_fragment()
780 mtu = IPCB(skb)->frag_max_size; in ip_do_fragment()
788 IPCB(skb)->flags |= IPSKB_FRAG_COMPLETE; in ip_do_fragment()
837 IPCB(iter.frag)->flags = IPCB(skb)->flags; in ip_do_fragment()
844 IPCB(iter.frag)->opt.optlen = in ip_do_fragment()
[all …]
H A Dip_input.c278 opt = &(IPCB(skb)->opt); in ip_rcv_options()
373 IPCB(skb)->flags |= IPSKB_NOPOLICY; in ip_rcv_finish_core()
533 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in ip_rcv_core()
534 IPCB(skb)->iif = skb->skb_iif; in ip_rcv_core()
586 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.c284 if (!(IPCB(skb)->flags & IPSKB_FRAG_COMPLETE) && in ip_frag_queue()
436 IPCB(skb)->frag_max_size = max(qp->max_df_size, qp->q.max_size); in ip_frag_reasm()
451 IPCB(skb)->flags |= IPSKB_FRAG_PMTU; in ip_frag_reasm()
540 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in ip_check_defrag()
H A Dudp_tunnel_core.c169 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 Dip_vti.c293 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in vti_tunnel_xmit()
H A Dip_tunnel.c604 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_md_tunnel_xmit()
704 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_tunnel_xmit()
H A Dipmr.c1815 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_encap()
1822 struct ip_options *opt = &(IPCB(skb)->opt); in ipmr_forward_finish()
1937 IPCB(skb)->flags |= IPSKB_FORWARDED; in ipmr_queue_xmit()
2134 dev = dev_get_by_index_rcu(net, IPCB(skb)->iif); in ip_mr_input()
2144 if (IPCB(skb)->flags & IPSKB_FORWARDED) in ip_mr_input()
2153 if (IPCB(skb)->opt.router_alert) { in ip_mr_input()
/linux-6.15/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 Dnf_flow_table_ip.c446 IPCB(skb)->iif = skb->dev->ifindex; in nf_flow_offload_ip_hook()
447 IPCB(skb)->flags = IPSKB_FORWARDED; in nf_flow_offload_ip_hook()
/linux-6.15/net/sched/
H A Dsch_frag.c69 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in sch_frag_prepare_frag()
105 IPCB(skb)->frag_max_size = mru; in sch_fragment()
/linux-6.15/drivers/infiniband/sw/rxe/
H A Drxe_net.c236 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in prepare_ipv4_hdr()
262 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in prepare_ipv6_hdr()
263 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED in prepare_ipv6_hdr()
/linux-6.15/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()
834 if (IPCB(skb)->flags & IPSKB_XFRM_TUNNEL_SIZE) in xfrm4_tunnel_check_size()
/linux-6.15/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()
645 nf_bridge->frag_max_size = IPCB(skb)->frag_max_size; in br_nf_forward_finish()
705 IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; in br_nf_forward_ip()
814 (IPCB(skb)->frag_max_size && in br_nf_ip_fragment()
815 IPCB(skb)->frag_max_size > mtu))) { in br_nf_ip_fragment()
872 IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; in br_nf_dev_queue_xmit()
/linux-6.15/include/net/
H A Dicmp.h43 __icmp_send(skb_in, type, code, info, &IPCB(skb_in)->opt); in icmp_send()
H A Dip.h106 #define IPCB(skb) ((struct inet_skb_parm*)((skb)->cb)) macro
113 if (skb && ipv4_l3mdev_skb(IPCB(skb)->flags)) in inet_sdif()
114 return IPCB(skb)->iif; in inet_sdif()
510 bool forwarding = IPCB(skb)->flags & IPSKB_FORWARDED; in ip_skb_dst_mtu()
774 return __ip_options_echo(net, dopt, skb, &IPCB(skb)->opt); in ip_options_echo()
/linux-6.15/drivers/net/
H A Dvrf.c538 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in vrf_process_v4_outbound()
692 if (!(IPCB(skb)->flags & IPSKB_REROUTED)) in vrf_output6_direct()
872 !(IPCB(skb)->flags & IPSKB_REROUTED)); in vrf_output()
922 if (!(IPCB(skb)->flags & IPSKB_REROUTED)) in vrf_output_direct()
977 IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) in vrf_ip_out()
1390 IPCB(skb)->flags |= IPSKB_L3SLAVE; in vrf_ip_rcv()
/linux-6.15/drivers/net/ppp/
H A Dpptp.c235 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in pptp_xmit()
236 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED | IPSKB_REROUTED); in pptp_xmit()
/linux-6.15/net/netfilter/ipvs/
H A Dip_vs_xmit.c1217 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_vs_tunnel_xmit()
1360 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_vs_tunnel_xmit_v6()
/linux-6.15/drivers/net/ipvlan/
H A Dipvlan_core.c448 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in ipvlan_process_v4_outbound()
/linux-6.15/net/ipv6/
H A Dip6_gre.c757 IPCB(skb)->flags = 0; in __gre6_xmit()
829 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6gre_xmit_ipv4()
997 IPCB(skb)->flags = 0; in ip6erspan_tunnel_xmit()
1048 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6erspan_tunnel_xmit()

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