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Searched refs:greh (Results 1 – 14 of 14) sorted by relevance

/linux/net/ipv4/
A Dgre_offload.c71 struct gre_base_hdr *greh; in gre_gso_segment() local
140 hlen = off + sizeof(*greh); in gre_gro_receive()
142 if (unlikely(!greh)) in gre_gro_receive()
162 type = greh->protocol; in gre_gro_receive()
170 if (greh->flags & GRE_KEY) in gre_gro_receive()
173 if (greh->flags & GRE_CSUM) in gre_gro_receive()
179 if (unlikely(!greh)) in gre_gro_receive()
213 if (greh->flags & GRE_KEY) { in gre_gro_receive()
247 type = greh->protocol; in gre_gro_complete()
248 if (greh->flags & GRE_KEY) in gre_gro_complete()
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A Dgre_demux.c65 const struct gre_base_hdr *greh; in gre_parse_header() local
72 greh = (struct gre_base_hdr *)(skb->data + nhs); in gre_parse_header()
73 if (unlikely(greh->flags & (GRE_VERSION | GRE_ROUTING))) in gre_parse_header()
76 gre_flags_to_tnl_flags(tpi->flags, greh->flags); in gre_parse_header()
82 greh = (struct gre_base_hdr *)(skb->data + nhs); in gre_parse_header()
83 tpi->proto = greh->protocol; in gre_parse_header()
85 options = (__be32 *)(greh + 1); in gre_parse_header()
86 if (greh->flags & GRE_CSUM) { in gre_parse_header()
98 if (greh->flags & GRE_KEY) { in gre_parse_header()
104 if (unlikely(greh->flags & GRE_SEQ)) { in gre_parse_header()
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A Dip_gre.c889 struct gre_base_hdr *greh; in ipgre_header() local
892 greh = (struct gre_base_hdr *)(iph+1); in ipgre_header()
893 greh->flags = gre_tnl_flags_to_gre_flags(t->parms.o_flags); in ipgre_header()
894 greh->protocol = htons(type); in ipgre_header()
/linux/include/net/
A Dgre.h107 struct gre_base_hdr *greh; in gre_build_header() local
113 greh = (struct gre_base_hdr *)skb->data; in gre_build_header()
114 greh->flags = gre_tnl_flags_to_gre_flags(flags); in gre_build_header()
115 greh->protocol = proto; in gre_build_header()
122 __be32 *ptr = (__be32 *)(((u8 *)greh) + hdr_len - 4); in gre_build_header()
141 skb->csum_offset = sizeof(*greh); in gre_build_header()
/linux/tools/testing/selftests/bpf/progs/
A Dtest_lwt_ip_encap.c20 struct grehdr greh; in bpf_lwt_encap_gre() member
41 hdr.greh.protocol = skb->protocol; in bpf_lwt_encap_gre()
56 struct grehdr greh; in bpf_lwt_encap_gre6() member
75 hdr.greh.protocol = skb->protocol; in bpf_lwt_encap_gre6()
A Dtest_tc_tunnel.c604 struct gre_hdr greh; in decap_internal() local
632 if (bpf_skb_load_bytes(skb, off + len, &greh, sizeof(greh)) < 0) in decap_internal()
634 switch (bpf_ntohs(greh.protocol)) { in decap_internal()
/linux/drivers/net/ethernet/mellanox/mlx5/core/en/
A Dtc_tun_gre.c32 struct gre_base_hdr *greh = (struct gre_base_hdr *)(buf); in mlx5e_gen_ip_tunnel_header_gretap() local
46 greh->protocol = htons(ETH_P_TEB); in mlx5e_gen_ip_tunnel_header_gretap()
50 greh->flags = gre_tnl_flags_to_gre_flags(tun_key->tun_flags); in mlx5e_gen_ip_tunnel_header_gretap()
52 __be32 *ptr = (__be32 *)(((u8 *)greh) + hdr_len - 4); in mlx5e_gen_ip_tunnel_header_gretap()
/linux/net/netfilter/
A Dnf_flow_table_ip.c224 struct gre_base_hdr *greh; in nf_flow_tuple_ip() local
226 greh = (struct gre_base_hdr *)(skb_network_header(skb) + thoff); in nf_flow_tuple_ip()
227 if ((greh->flags & GRE_VERSION) != GRE_VERSION_0) in nf_flow_tuple_ip()
624 struct gre_base_hdr *greh; in nf_flow_tuple_ipv6() local
626 greh = (struct gre_base_hdr *)(skb_network_header(skb) + thoff); in nf_flow_tuple_ipv6()
627 if ((greh->flags & GRE_VERSION) != GRE_VERSION_0) in nf_flow_tuple_ipv6()
A Dnf_nat_proto.c284 const struct gre_base_hdr *greh; in gre_manip_pkt() local
292 greh = (void *)skb->data + hdroff; in gre_manip_pkt()
293 pgreh = (struct pptp_gre_header *)greh; in gre_manip_pkt()
300 switch (greh->flags & GRE_VERSION) { in gre_manip_pkt()
/linux/net/sched/
A Dact_ct.c564 struct gre_base_hdr *greh; in tcf_ct_flow_table_fill_tuple_ipv4() local
566 greh = (struct gre_base_hdr *)(skb_network_header(skb) + thoff); in tcf_ct_flow_table_fill_tuple_ipv4()
567 if ((greh->flags & GRE_VERSION) != GRE_VERSION_0) in tcf_ct_flow_table_fill_tuple_ipv4()
633 struct gre_base_hdr *greh; in tcf_ct_flow_table_fill_tuple_ipv6() local
635 greh = (struct gre_base_hdr *)(skb_network_header(skb) + thoff); in tcf_ct_flow_table_fill_tuple_ipv6()
636 if ((greh->flags & GRE_VERSION) != GRE_VERSION_0) in tcf_ct_flow_table_fill_tuple_ipv6()
/linux/tools/testing/selftests/bpf/
A Dtest_flow_dissector.c263 struct grehdr *greh = header; in build_gre_header() local
265 greh->protocol = htons(proto); in build_gre_header()
/linux/net/netfilter/ipvs/
A Dip_vs_core.c1543 struct gre_base_hdr _greh, *greh; in ipvs_gre_decap() local
1546 greh = skb_header_pointer(skb, offset, sizeof(_greh), &_greh); in ipvs_gre_decap()
1547 if (!greh) in ipvs_gre_decap()
1557 if ((greh->flags & ~GRE_CSUM) != 0) in ipvs_gre_decap()
1559 type = greh->protocol; in ipvs_gre_decap()
1565 gre_flags_to_tnl_flags(flags, greh->flags); in ipvs_gre_decap()
/linux/drivers/net/ethernet/sfc/siena/
A Defx_common.c1303 struct gre_base_hdr *greh; in efx_can_encap_offloads() local
1346 greh = (struct gre_base_hdr *)skb_transport_header(skb); in efx_can_encap_offloads()
1347 return !(greh->flags & (GRE_CSUM | GRE_SEQ)); in efx_can_encap_offloads()
/linux/drivers/net/ethernet/sfc/
A Defx_common.c1291 struct gre_base_hdr *greh; in efx_can_encap_offloads() local
1334 greh = (struct gre_base_hdr *)skb_transport_header(skb); in efx_can_encap_offloads()
1335 return !(greh->flags & (GRE_CSUM | GRE_SEQ)); in efx_can_encap_offloads()

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