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

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/Linux-v5.15/net/ipv4/
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()
91 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()
129 IPCB(skb)->flags |= IPSKB_FORWARDED; in ip_forward()
150 if (IPCB(skb)->flags & IPSKB_DOREDIRECT && !opt->srr && in ip_forward()
Dxfrm4_output.c23 IPCB(skb)->flags |= IPSKB_REROUTED; in __xfrm4_output()
36 !(IPCB(skb)->flags & IPSKB_REROUTED)); in xfrm4_output()
Dip_output.c259 BUILD_BUG_ON(sizeof(*IPCB(skb)) > SKB_GSO_CB_OFFSET); in ip_finish_output_gso()
288 IPCB(skb)->flags |= IPSKB_REROUTED; in __ip_finish_output()
296 if (skb->len > mtu || IPCB(skb)->frag_max_size) in __ip_finish_output()
382 !(IPCB(skb)->flags & IPSKB_FORWARDED)) in ip_mc_output()
411 !(IPCB(skb)->flags & IPSKB_REROUTED)); in ip_mc_output()
426 !(IPCB(skb)->flags & IPSKB_REROUTED)); in ip_output()
577 (IPCB(skb)->frag_max_size && in ip_fragment()
578 IPCB(skb)->frag_max_size > mtu))) { in ip_fragment()
657 IPCB(to)->flags = IPCB(from)->flags; in ip_frag_ipcb()
777 if (IPCB(skb)->frag_max_size && IPCB(skb)->frag_max_size < mtu) in ip_do_fragment()
[all …]
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()
211 struct ip_options *opt = &(IPCB(skb)->opt); in ip_options_fragment()
553 struct ip_options *opt = &(IPCB(skb)->opt); in ip_forward_options()
600 struct ip_options *opt = &(IPCB(skb)->opt); in ip_options_rcv_srr()
Dudp_tunnel_core.c170 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in udp_tunnel_xmit_skb()
Dip_input.c276 opt = &(IPCB(skb)->opt); in ip_rcv_options()
509 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in ip_rcv_core()
510 IPCB(skb)->iif = skb->skb_iif; in ip_rcv_core()
Dip_fragment.c285 if (!(IPCB(skb)->flags & IPSKB_FRAG_COMPLETE) && in ip_frag_queue()
433 IPCB(skb)->frag_max_size = max(qp->max_df_size, qp->q.max_size); in ip_frag_reasm()
448 IPCB(skb)->flags |= IPSKB_FRAG_PMTU; in ip_frag_reasm()
535 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in ip_check_defrag()
Dnetfilter.c65 if (!(IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) && in ip_route_me_harder()
Dip_sockglue.c78 if (IPCB(skb)->opt.optlen == 0) in ip_cmsg_recv_opts()
81 put_cmsg(msg, SOL_IP, IP_RECVOPTS, IPCB(skb)->opt.optlen, in ip_cmsg_recv_opts()
92 if (IPCB(skb)->opt.optlen == 0) in ip_cmsg_recv_retopts()
108 if (IPCB(skb)->frag_max_size == 0) in ip_cmsg_recv_fragsize()
111 val = IPCB(skb)->frag_max_size; in ip_cmsg_recv_fragsize()
1400 bool l3slave = ipv4_l3mdev_skb(IPCB(skb)->flags); in ipv4_pktinfo_prepare()
Dip_tunnel.c562 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_md_tunnel_xmit()
655 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_tunnel_xmit()
Dip_vti.c291 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in vti_tunnel_xmit()
Dipmr.c1771 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_encap()
1778 struct ip_options *opt = &(IPCB(skb)->opt); in ipmr_forward_finish()
1892 IPCB(skb)->flags |= IPSKB_FORWARDED; in ipmr_queue_xmit()
2085 dev = dev_get_by_index_rcu(net, IPCB(skb)->iif); in ip_mr_input()
2095 if (IPCB(skb)->flags & IPSKB_FORWARDED) in ip_mr_input()
2104 if (IPCB(skb)->opt.router_alert) { in ip_mr_input()
/Linux-v5.15/net/sched/
Dsch_frag.c67 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in sch_frag_prepare_frag()
103 IPCB(skb)->frag_max_size = mru; in sch_fragment()
/Linux-v5.15/net/xfrm/
Dxfrm_output.c413 IPCB(skb)->flags |= IPSKB_XFRM_TUNNEL_SIZE; in xfrm4_prepare_output()
621 BUILD_BUG_ON(sizeof(*IPCB(skb)) > SKB_GSO_CB_OFFSET); in xfrm_output_gso()
689 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in xfrm_output()
690 IPCB(skb)->flags |= IPSKB_XFRM_TRANSFORMED; in xfrm_output()
752 if (IPCB(skb)->flags & IPSKB_XFRM_TUNNEL_SIZE) in xfrm4_tunnel_check_size()
/Linux-v5.15/drivers/infiniband/sw/rxe/
Drxe_net.c253 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in prepare_ipv4_hdr()
279 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in prepare_ipv6_hdr()
280 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED in prepare_ipv6_hdr()
/Linux-v5.15/net/bridge/
Dbr_netfilter_hooks.c229 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in br_validate_ipv4()
360 nf_bridge->frag_max_size = IPCB(skb)->frag_max_size; in br_nf_pre_routing_finish()
548 nf_bridge->frag_max_size = IPCB(skb)->frag_max_size; in br_nf_forward_finish()
619 IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; in br_nf_forward_ip()
711 (IPCB(skb)->frag_max_size && in br_nf_ip_fragment()
712 IPCB(skb)->frag_max_size > mtu))) { in br_nf_ip_fragment()
761 IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; in br_nf_dev_queue_xmit()
/Linux-v5.15/include/net/
Dicmp.h43 __icmp_send(skb_in, type, code, info, &IPCB(skb_in)->opt); in icmp_send()
Dip.h99 #define IPCB(skb) ((struct inet_skb_parm*)((skb)->cb)) macro
106 if (skb && ipv4_l3mdev_skb(IPCB(skb)->flags)) in inet_sdif()
107 return IPCB(skb)->iif; in inet_sdif()
475 bool forwarding = IPCB(skb)->flags & IPSKB_FORWARDED; in ip_skb_dst_mtu()
726 return __ip_options_echo(net, dopt, skb, &IPCB(skb)->opt); in ip_options_echo()
/Linux-v5.15/drivers/net/ppp/
Dpptp.c221 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in pptp_xmit()
222 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED | IPSKB_REROUTED); in pptp_xmit()
/Linux-v5.15/drivers/net/
Dvrf.c724 if (!(IPCB(skb)->flags & IPSKB_REROUTED)) in vrf_output6_direct()
902 !(IPCB(skb)->flags & IPSKB_REROUTED)); in vrf_output()
952 if (!(IPCB(skb)->flags & IPSKB_REROUTED)) in vrf_output_direct()
1005 IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) in vrf_ip_out()
1423 IPCB(skb)->flags |= IPSKB_L3SLAVE; in vrf_ip_rcv()
/Linux-v5.15/net/netfilter/
Dnf_flow_table_ip.c387 IPCB(skb)->iif = skb->dev->ifindex; in nf_flow_offload_ip_hook()
388 IPCB(skb)->flags = IPSKB_FORWARDED; in nf_flow_offload_ip_hook()
/Linux-v5.15/net/netfilter/ipvs/
Dip_vs_xmit.c1245 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_vs_tunnel_xmit()
1393 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_vs_tunnel_xmit_v6()
/Linux-v5.15/net/ipv6/
Dip6_gre.c729 IPCB(skb)->flags = 0; in __gre6_xmit()
792 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6gre_xmit_ipv4()
972 IPCB(skb)->flags = 0; in ip6erspan_tunnel_xmit()
1019 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6erspan_tunnel_xmit()
/Linux-v5.15/net/l2tp/
Dl2tp_core.c1042 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in l2tp_xmit_core()
1043 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED | IPSKB_REROUTED); in l2tp_xmit_core()
/Linux-v5.15/net/bridge/netfilter/
Dnf_conntrack_bridge.c166 br_skb_cb_restore(skb, &cb, IPCB(skb)->frag_max_size); in nf_ct_br_defrag4()

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