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Searched refs:IPCB (Results 1 – 25 of 45) sorted by relevance

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/Linux-v5.4/net/ipv4/
Dxfrm4_output.c21 if (IPCB(skb)->flags & IPSKB_XFRM_TUNNEL_SIZE) in xfrm4_tunnel_check_size()
59 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in xfrm4_output_finish()
62 IPCB(skb)->flags |= IPSKB_XFRM_TRANSFORMED; in xfrm4_output_finish()
76 IPCB(skb)->flags |= IPSKB_REROUTED; in __xfrm4_output()
97 !(IPCB(skb)->flags & IPSKB_REROUTED)); in xfrm4_output()
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()
Dip_output.c266 BUILD_BUG_ON(sizeof(*IPCB(skb)) > SKB_SGO_CB_OFFSET); in ip_finish_output_gso()
297 IPCB(skb)->flags |= IPSKB_REROUTED; in __ip_finish_output()
305 if (skb->len > mtu || (IPCB(skb)->flags & IPSKB_FRAG_PMTU)) in __ip_finish_output()
391 !(IPCB(skb)->flags & IPSKB_FORWARDED)) in ip_mc_output()
420 !(IPCB(skb)->flags & IPSKB_REROUTED)); in ip_mc_output()
435 !(IPCB(skb)->flags & IPSKB_REROUTED)); in ip_output()
578 (IPCB(skb)->frag_max_size && in ip_fragment()
579 IPCB(skb)->frag_max_size > mtu))) { in ip_fragment()
616 IPCB(to)->flags = IPCB(skb)->flags; in ip_fraglist_ipcb_prepare()
670 IPCB(to)->flags = IPCB(from)->flags; in ip_frag_ipcb()
[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()
571 struct ip_options *opt = &(IPCB(skb)->opt); in ip_forward_options()
618 struct ip_options *opt = &(IPCB(skb)->opt); in ip_options_rcv_srr()
Dip_input.c275 opt = &(IPCB(skb)->opt); in ip_rcv_options()
493 memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); in ip_rcv_core()
494 IPCB(skb)->iif = skb->skb_iif; in ip_rcv_core()
Dudp_tunnel.c188 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in udp_tunnel_xmit_skb()
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.c61 if (!(IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) && in ip_route_me_harder()
Dip_tunnel.c514 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in tnl_update_pmtu()
566 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_md_tunnel_xmit()
662 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_tunnel_xmit()
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()
1225 bool l3slave = ipv4_l3mdev_skb(IPCB(skb)->flags); in ipv4_pktinfo_prepare()
Dip_tunnel_core.c60 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in iptunnel_xmit()
Dip_vti.c266 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in vti_tunnel_xmit()
Dipmr.c1796 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_encap()
1803 struct ip_options *opt = &(IPCB(skb)->opt); in ipmr_forward_finish()
1917 IPCB(skb)->flags |= IPSKB_FORWARDED; in ipmr_queue_xmit()
2110 dev = dev_get_by_index_rcu(net, IPCB(skb)->iif); in ip_mr_input()
2120 if (IPCB(skb)->flags & IPSKB_FORWARDED) in ip_mr_input()
2129 if (IPCB(skb)->opt.router_alert) { in ip_mr_input()
/Linux-v5.4/drivers/infiniband/sw/rxe/
Drxe_net.c297 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in prepare_ipv4_hdr()
324 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in prepare_ipv6_hdr()
325 IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED in prepare_ipv6_hdr()
/Linux-v5.4/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()
708 (IPCB(skb)->frag_max_size && in br_nf_ip_fragment()
709 IPCB(skb)->frag_max_size > mtu))) { in br_nf_ip_fragment()
753 IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; in br_nf_dev_queue_xmit()
/Linux-v5.4/include/net/
Dicmp.h43 __icmp_send(skb_in, type, code, info, &IPCB(skb_in)->opt); in icmp_send()
Dip.h97 #define IPCB(skb) ((struct inet_skb_parm*)((skb)->cb)) macro
104 if (skb && ipv4_l3mdev_skb(IPCB(skb)->flags)) in inet_sdif()
105 return IPCB(skb)->iif; in inet_sdif()
455 bool forwarding = IPCB(skb)->flags & IPSKB_FORWARDED; in ip_skb_dst_mtu()
705 return __ip_options_echo(net, dopt, skb, &IPCB(skb)->opt); in ip_options_echo()
/Linux-v5.4/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-v5.4/drivers/net/
Dvrf.c442 !(IPCB(skb)->flags & IPSKB_REROUTED)); in vrf_output6_direct()
610 !(IPCB(skb)->flags & IPSKB_REROUTED)); in vrf_output()
653 !(IPCB(skb)->flags & IPSKB_REROUTED)); in vrf_output_direct()
1042 IPCB(skb)->flags |= IPSKB_L3SLAVE; in vrf_ip_rcv()
/Linux-v5.4/net/netfilter/
Dnf_flow_table_ip.c290 IPCB(skb)->iif = skb->dev->ifindex; in nf_flow_offload_ip_hook()
291 IPCB(skb)->flags = IPSKB_FORWARDED; in nf_flow_offload_ip_hook()
Dnft_flow_offload.c61 opt = &(IPCB(skb)->opt); in nft_flow_offload_skip()
/Linux-v5.4/net/xfrm/
Dxfrm_output.c330 IPCB(skb)->flags |= IPSKB_XFRM_TUNNEL_SIZE; in xfrm4_prepare_output()
538 BUILD_BUG_ON(sizeof(*IPCB(skb)) > SKB_SGO_CB_OFFSET); in xfrm_output_gso()
Dxfrm_interface.c358 memset(IPCB(skb), 0, sizeof(*IPCB(skb))); in xfrmi_xmit()
/Linux-v5.4/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-v5.4/net/ipv6/
Dip6_gre.c714 IPCB(skb)->flags = 0; in __gre6_xmit()
778 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6gre_xmit_ipv4()
956 IPCB(skb)->flags = 0; in ip6erspan_tunnel_xmit()
1005 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip6erspan_tunnel_xmit()

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