| /kernel/linux/linux-5.10/net/netfilter/ |
| H A D | nf_flow_table_ip.c | 21 struct sk_buff *skb, unsigned int thoff) in nf_flow_state_check()
28 tcph = (void *)(skb_network_header(skb) + thoff); in nf_flow_state_check()
37 static int nf_flow_nat_ip_tcp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_ip_tcp() argument
42 if (skb_try_make_writable(skb, thoff + sizeof(*tcph))) in nf_flow_nat_ip_tcp()
45 tcph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_ip_tcp()
51 static int nf_flow_nat_ip_udp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_ip_udp() argument
56 if (skb_try_make_writable(skb, thoff + sizeof(*udph))) in nf_flow_nat_ip_udp()
59 udph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_ip_udp()
71 unsigned int thoff, __be32 addr, in nf_flow_nat_ip_l4proto()
76 if (nf_flow_nat_ip_tcp(skb, thoff, add in nf_flow_nat_ip_l4proto()
20 nf_flow_state_check(struct flow_offload *flow, int proto, struct sk_buff *skb, unsigned int thoff) nf_flow_state_check() argument
70 nf_flow_nat_ip_l4proto(struct sk_buff *skb, struct iphdr *iph, unsigned int thoff, __be32 addr, __be32 new_addr) nf_flow_nat_ip_l4proto() argument
88 nf_flow_snat_ip(const struct flow_offload *flow, struct sk_buff *skb, struct iphdr *iph, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_snat_ip() argument
113 nf_flow_dnat_ip(const struct flow_offload *flow, struct sk_buff *skb, struct iphdr *iph, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_dnat_ip() argument
138 nf_flow_nat_ip(const struct flow_offload *flow, struct sk_buff *skb, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_nat_ip() argument
157 ip_has_options(unsigned int thoff) ip_has_options() argument
165 unsigned int thoff, hdrsize; nf_flow_tuple_ip() local
252 unsigned int thoff; nf_flow_offload_ip_hook() local
314 nf_flow_nat_ipv6_tcp(struct sk_buff *skb, unsigned int thoff, struct in6_addr *addr, struct in6_addr *new_addr) nf_flow_nat_ipv6_tcp() argument
330 nf_flow_nat_ipv6_udp(struct sk_buff *skb, unsigned int thoff, struct in6_addr *addr, struct in6_addr *new_addr) nf_flow_nat_ipv6_udp() argument
350 nf_flow_nat_ipv6_l4proto(struct sk_buff *skb, struct ipv6hdr *ip6h, unsigned int thoff, struct in6_addr *addr, struct in6_addr *new_addr) nf_flow_nat_ipv6_l4proto() argument
368 nf_flow_snat_ipv6(const struct flow_offload *flow, struct sk_buff *skb, struct ipv6hdr *ip6h, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_snat_ipv6() argument
393 nf_flow_dnat_ipv6(const struct flow_offload *flow, struct sk_buff *skb, struct ipv6hdr *ip6h, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_dnat_ipv6() argument
423 unsigned int thoff = sizeof(*ip6h); nf_flow_nat_ipv6() local
442 unsigned int thoff, hdrsize; nf_flow_tuple_ipv6() local
[all...] |
| H A D | xt_l2tp.c | 79 static bool l2tp_udp_mt(const struct sk_buff *skb, struct xt_action_param *par, u16 thoff) in l2tp_udp_mt() argument
83 int offs = thoff + uhlen; in l2tp_udp_mt()
139 static bool l2tp_ip_mt(const struct sk_buff *skb, struct xt_action_param *par, u16 thoff) in l2tp_ip_mt() argument
147 lh = skb_header_pointer(skb, thoff, sizeof(lhbuf), &lhbuf); in l2tp_ip_mt()
155 lh = skb_header_pointer(skb, thoff + 8, sizeof(lhbuf), in l2tp_ip_mt()
178 return l2tp_udp_mt(skb, par, par->thoff); in l2tp_mt4()
180 return l2tp_ip_mt(skb, par, par->thoff); in l2tp_mt4()
189 unsigned int thoff = 0; in l2tp_mt6() local
193 ipproto = ipv6_find_hdr(skb, &thoff, -1, &fragoff, NULL); in l2tp_mt6()
200 return l2tp_udp_mt(skb, par, thoff); in l2tp_mt6()
[all...] |
| H A D | nf_flow_table_core.c | 392 static int nf_flow_nat_port_tcp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_port_tcp() argument
397 if (skb_try_make_writable(skb, thoff + sizeof(*tcph))) in nf_flow_nat_port_tcp()
400 tcph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_port_tcp()
406 static int nf_flow_nat_port_udp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_port_udp() argument
411 if (skb_try_make_writable(skb, thoff + sizeof(*udph))) in nf_flow_nat_port_udp()
414 udph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_port_udp()
425 static int nf_flow_nat_port(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_port() argument
430 if (nf_flow_nat_port_tcp(skb, thoff, port, new_port) < 0) in nf_flow_nat_port()
434 if (nf_flow_nat_port_udp(skb, thoff, port, new_port) < 0) in nf_flow_nat_port()
443 struct sk_buff *skb, unsigned int thoff, in nf_flow_snat_port()
442 nf_flow_snat_port(const struct flow_offload *flow, struct sk_buff *skb, unsigned int thoff, u8 protocol, enum flow_offload_tuple_dir dir) nf_flow_snat_port() argument
473 nf_flow_dnat_port(const struct flow_offload *flow, struct sk_buff *skb, unsigned int thoff, u8 protocol, enum flow_offload_tuple_dir dir) nf_flow_dnat_port() argument
[all...] |
| H A D | xt_TPROXY.c | 121 int thoff = 0; in tproxy_tg6_v1() local
124 tproto = ipv6_find_hdr(skb, &thoff, -1, NULL, NULL); in tproxy_tg6_v1()
130 hp = skb_header_pointer(skb, thoff, sizeof(_hdr), &_hdr); in tproxy_tg6_v1()
140 sk = nf_tproxy_get_sock_v6(xt_net(par), skb, thoff, tproto, in tproxy_tg6_v1()
152 sk = nf_tproxy_handle_time_wait6(skb, tproto, thoff, in tproxy_tg6_v1()
161 sk = nf_tproxy_get_sock_v6(xt_net(par), skb, thoff, in tproxy_tg6_v1()
|
| /kernel/linux/linux-6.6/include/net/netfilter/ |
| H A D | nf_tables_ipv6.h | 12 int protohdr, thoff = 0; in nft_set_pktinfo_ipv6() local
15 protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, &flags); in nft_set_pktinfo_ipv6()
16 if (protohdr < 0 || thoff > U16_MAX) { in nft_set_pktinfo_ipv6()
23 pkt->thoff = thoff; in nft_set_pktinfo_ipv6()
32 unsigned int thoff = 0; in __nft_set_pktinfo_ipv6_validate() local
49 protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, &flags); in __nft_set_pktinfo_ipv6_validate()
50 if (protohdr < 0 || thoff > U16_MAX) in __nft_set_pktinfo_ipv6_validate()
55 pkt->thoff = thoff; in __nft_set_pktinfo_ipv6_validate()
75 unsigned int thoff = 0; nft_set_pktinfo_ipv6_ingress() local
[all...] |
| H A D | nf_tables_ipv4.h | 15 pkt->thoff = ip_hdrlen(pkt->skb); in nft_set_pktinfo_ipv4()
22 u32 len, thoff; in __nft_set_pktinfo_ipv4_validate() local
33 thoff = skb_network_offset(pkt->skb) + (iph->ihl * 4); in __nft_set_pktinfo_ipv4_validate()
36 else if (len < thoff) in __nft_set_pktinfo_ipv4_validate()
38 else if (thoff < sizeof(*iph)) in __nft_set_pktinfo_ipv4_validate()
43 pkt->thoff = thoff; in __nft_set_pktinfo_ipv4_validate()
58 u32 len, thoff; in nft_set_pktinfo_ipv4_ingress() local
68 thoff = iph->ihl * 4; in nft_set_pktinfo_ipv4_ingress()
72 } else if (len < thoff) { in nft_set_pktinfo_ipv4_ingress()
[all...] |
| /kernel/linux/linux-6.6/net/netfilter/ |
| H A D | nf_flow_table_ip.c | 23 struct sk_buff *skb, unsigned int thoff) in nf_flow_state_check()
30 tcph = (void *)(skb_network_header(skb) + thoff); in nf_flow_state_check()
39 static void nf_flow_nat_ip_tcp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_ip_tcp() argument
44 tcph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_ip_tcp()
48 static void nf_flow_nat_ip_udp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_ip_udp() argument
53 udph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_ip_udp()
63 unsigned int thoff, __be32 addr, in nf_flow_nat_ip_l4proto()
68 nf_flow_nat_ip_tcp(skb, thoff, addr, new_addr); in nf_flow_nat_ip_l4proto()
71 nf_flow_nat_ip_udp(skb, thoff, addr, new_addr); in nf_flow_nat_ip_l4proto()
78 unsigned int thoff, enu in nf_flow_snat_ip()
22 nf_flow_state_check(struct flow_offload *flow, int proto, struct sk_buff *skb, unsigned int thoff) nf_flow_state_check() argument
62 nf_flow_nat_ip_l4proto(struct sk_buff *skb, struct iphdr *iph, unsigned int thoff, __be32 addr, __be32 new_addr) nf_flow_nat_ip_l4proto() argument
76 nf_flow_snat_ip(const struct flow_offload *flow, struct sk_buff *skb, struct iphdr *iph, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_snat_ip() argument
99 nf_flow_dnat_ip(const struct flow_offload *flow, struct sk_buff *skb, struct iphdr *iph, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_dnat_ip() argument
122 nf_flow_nat_ip(const struct flow_offload *flow, struct sk_buff *skb, unsigned int thoff, enum flow_offload_tuple_dir dir, struct iphdr *iph) nf_flow_nat_ip() argument
136 ip_has_options(unsigned int thoff) ip_has_options() argument
177 unsigned int thoff; nf_flow_tuple_ip() local
368 unsigned int thoff, mtu; nf_flow_offload_forward() local
470 nf_flow_nat_ipv6_tcp(struct sk_buff *skb, unsigned int thoff, struct in6_addr *addr, struct in6_addr *new_addr, struct ipv6hdr *ip6h) nf_flow_nat_ipv6_tcp() argument
482 nf_flow_nat_ipv6_udp(struct sk_buff *skb, unsigned int thoff, struct in6_addr *addr, struct in6_addr *new_addr) nf_flow_nat_ipv6_udp() argument
497 nf_flow_nat_ipv6_l4proto(struct sk_buff *skb, struct ipv6hdr *ip6h, unsigned int thoff, struct in6_addr *addr, struct in6_addr *new_addr) nf_flow_nat_ipv6_l4proto() argument
511 nf_flow_snat_ipv6(const struct flow_offload *flow, struct sk_buff *skb, struct ipv6hdr *ip6h, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_snat_ipv6() argument
534 nf_flow_dnat_ipv6(const struct flow_offload *flow, struct sk_buff *skb, struct ipv6hdr *ip6h, unsigned int thoff, enum flow_offload_tuple_dir dir) nf_flow_dnat_ipv6() argument
562 unsigned int thoff = sizeof(*ip6h); nf_flow_nat_ipv6() local
579 unsigned int thoff; nf_flow_tuple_ipv6() local
647 unsigned int thoff, mtu; nf_flow_offload_ipv6_forward() local
[all...] |
| H A D | xt_l2tp.c | 79 static bool l2tp_udp_mt(const struct sk_buff *skb, struct xt_action_param *par, u16 thoff) in l2tp_udp_mt() argument
83 int offs = thoff + uhlen; in l2tp_udp_mt()
139 static bool l2tp_ip_mt(const struct sk_buff *skb, struct xt_action_param *par, u16 thoff) in l2tp_ip_mt() argument
147 lh = skb_header_pointer(skb, thoff, sizeof(lhbuf), &lhbuf); in l2tp_ip_mt()
155 lh = skb_header_pointer(skb, thoff + 8, sizeof(lhbuf), in l2tp_ip_mt()
178 return l2tp_udp_mt(skb, par, par->thoff); in l2tp_mt4()
180 return l2tp_ip_mt(skb, par, par->thoff); in l2tp_mt4()
189 unsigned int thoff = 0; in l2tp_mt6() local
193 ipproto = ipv6_find_hdr(skb, &thoff, -1, &fragoff, NULL); in l2tp_mt6()
200 return l2tp_udp_mt(skb, par, thoff); in l2tp_mt6()
[all...] |
| H A D | nft_inner.c | 56 u32 nhoff, thoff; in nft_inner_parse_l2l3() local
129 thoff = nhoff + (iph->ihl * 4); in nft_inner_parse_l2l3()
132 ctx->inner_thoff = thoff; in nft_inner_parse_l2l3()
153 thoff = nhoff; in nft_inner_parse_l2l3()
154 l4proto = ipv6_find_hdr(pkt->skb, &thoff, -1, &fragoff, &fh_flags); in nft_inner_parse_l2l3()
155 if (l4proto < 0 || thoff > U16_MAX) in nft_inner_parse_l2l3()
159 thoff = nhoff + sizeof(_ip6h); in nft_inner_parse_l2l3()
161 ctx->inner_thoff = thoff; in nft_inner_parse_l2l3()
178 ctx->inner_tunoff = pkt->thoff; in nft_inner_parse_tunhdr()
|
| H A D | nf_flow_table_core.c | 457 static void nf_flow_nat_port_tcp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_port_tcp() argument
462 tcph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_port_tcp()
466 static void nf_flow_nat_port_udp(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_port_udp() argument
471 udph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_port_udp()
480 static void nf_flow_nat_port(struct sk_buff *skb, unsigned int thoff, in nf_flow_nat_port() argument
485 nf_flow_nat_port_tcp(skb, thoff, port, new_port); in nf_flow_nat_port()
488 nf_flow_nat_port_udp(skb, thoff, port, new_port); in nf_flow_nat_port()
494 struct sk_buff *skb, unsigned int thoff, in nf_flow_snat_port()
500 hdr = (void *)(skb_network_header(skb) + thoff); in nf_flow_snat_port()
515 nf_flow_nat_port(skb, thoff, protoco in nf_flow_snat_port()
493 nf_flow_snat_port(const struct flow_offload *flow, struct sk_buff *skb, unsigned int thoff, u8 protocol, enum flow_offload_tuple_dir dir) nf_flow_snat_port() argument
519 nf_flow_dnat_port(const struct flow_offload *flow, struct sk_buff *skb, unsigned int thoff, u8 protocol, enum flow_offload_tuple_dir dir) nf_flow_dnat_port() argument
[all...] |
| H A D | xt_TPROXY.c | 113 int thoff = 0; in tproxy_tg6_v1() local
116 tproto = ipv6_find_hdr(skb, &thoff, -1, NULL, NULL); in tproxy_tg6_v1()
120 hp = skb_header_pointer(skb, thoff, sizeof(_hdr), &_hdr); in tproxy_tg6_v1()
128 sk = nf_tproxy_get_sock_v6(xt_net(par), skb, thoff, tproto, in tproxy_tg6_v1()
140 sk = nf_tproxy_handle_time_wait6(skb, tproto, thoff, in tproxy_tg6_v1()
149 sk = nf_tproxy_get_sock_v6(xt_net(par), skb, thoff, in tproxy_tg6_v1()
|
| /kernel/linux/linux-5.10/include/net/netfilter/ |
| H A D | nf_tables_ipv4.h | 16 pkt->xt.thoff = ip_hdrlen(pkt->skb); in nft_set_pktinfo_ipv4()
24 u32 len, thoff; in __nft_set_pktinfo_ipv4_validate() local
35 thoff = iph->ihl * 4; in __nft_set_pktinfo_ipv4_validate()
38 else if (len < thoff) in __nft_set_pktinfo_ipv4_validate()
43 pkt->xt.thoff = thoff; in __nft_set_pktinfo_ipv4_validate()
60 u32 len, thoff; in nft_set_pktinfo_ipv4_ingress() local
70 thoff = iph->ihl * 4; in nft_set_pktinfo_ipv4_ingress()
74 } else if (len < thoff) { in nft_set_pktinfo_ipv4_ingress()
80 pkt->xt.thoff in nft_set_pktinfo_ipv4_ingress()
[all...] |
| H A D | nf_tables_ipv6.h | 13 int protohdr, thoff = 0; in nft_set_pktinfo_ipv6() local
16 protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, &flags); in nft_set_pktinfo_ipv6()
24 pkt->xt.thoff = thoff; in nft_set_pktinfo_ipv6()
34 unsigned int thoff = 0; in __nft_set_pktinfo_ipv6_validate() local
51 protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, &flags); in __nft_set_pktinfo_ipv6_validate()
57 pkt->xt.thoff = thoff; in __nft_set_pktinfo_ipv6_validate()
79 unsigned int thoff = 0; in nft_set_pktinfo_ipv6_ingress() local
99 protohdr = ipv6_find_hdr(pkt->skb, &thoff, in nft_set_pktinfo_ipv6_ingress()
[all...] |
| /kernel/linux/linux-5.10/tools/testing/selftests/bpf/progs/ |
| H A D | bpf_flow.c | 97 __u16 thoff = skb->flow_keys->thoff; in bpf_flow_dissect_get_header() local
101 if (thoff > (USHRT_MAX - hdr_size)) in bpf_flow_dissect_get_header()
104 hdr = data + thoff; in bpf_flow_dissect_get_header()
108 if (bpf_skb_load_bytes(skb, thoff, buffer, hdr_size)) in bpf_flow_dissect_get_header()
188 keys->thoff += sizeof(*gre); /* Step over GRE Flags and Proto */ in parse_ip_proto()
190 keys->thoff += 4; /* Step over chksum and Padding */ in parse_ip_proto()
192 keys->thoff += 4; /* Step over key */ in parse_ip_proto()
194 keys->thoff += 4; /* Step over sequence number */ in parse_ip_proto()
206 keys->thoff in parse_ip_proto()
[all...] |
| /kernel/linux/linux-6.6/tools/testing/selftests/bpf/progs/ |
| H A D | bpf_flow.c | 98 __u16 thoff = skb->flow_keys->thoff; in bpf_flow_dissect_get_header() local
102 if (thoff > (USHRT_MAX - hdr_size)) in bpf_flow_dissect_get_header()
105 hdr = data + thoff; in bpf_flow_dissect_get_header()
109 if (bpf_skb_load_bytes(skb, thoff, buffer, hdr_size)) in bpf_flow_dissect_get_header()
202 keys->thoff += sizeof(*gre); /* Step over GRE Flags and Proto */ in parse_ip_proto()
204 keys->thoff += 4; /* Step over chksum and Padding */ in parse_ip_proto()
206 keys->thoff += 4; /* Step over key */ in parse_ip_proto()
208 keys->thoff += 4; /* Step over sequence number */ in parse_ip_proto()
220 keys->thoff in parse_ip_proto()
[all...] |
| /kernel/linux/linux-5.10/net/ipv6/netfilter/ |
| H A D | nf_tproxy_ipv6.c | 39 nf_tproxy_handle_time_wait6(struct sk_buff *skb, int tproto, int thoff, in nf_tproxy_handle_time_wait6() argument
48 hp = skb_header_pointer(skb, thoff, sizeof(_hdr), &_hdr); in nf_tproxy_handle_time_wait6()
59 sk2 = nf_tproxy_get_sock_v6(net, skb, thoff, tproto, in nf_tproxy_handle_time_wait6()
76 nf_tproxy_get_sock_v6(struct net *net, struct sk_buff *skb, int thoff, in nf_tproxy_get_sock_v6() argument
89 hp = skb_header_pointer(skb, thoff, in nf_tproxy_get_sock_v6()
97 thoff + __tcp_hdrlen(hp), in nf_tproxy_get_sock_v6()
|
| H A D | nf_socket_ipv6.c | 105 int thoff = 0, tproto; in nf_sk_lookup_slow_v6() local
107 tproto = ipv6_find_hdr(skb, &thoff, -1, NULL, NULL); in nf_sk_lookup_slow_v6()
117 hp = skb_header_pointer(skb, thoff, tproto == IPPROTO_UDP ? in nf_sk_lookup_slow_v6()
128 thoff + __tcp_hdrlen((struct tcphdr *)hp) : in nf_sk_lookup_slow_v6()
129 thoff + sizeof(*hp); in nf_sk_lookup_slow_v6()
132 if (extract_icmp6_fields(skb, thoff, &tproto, &saddr, &daddr, in nf_sk_lookup_slow_v6()
|
| H A D | ip6t_SYNPROXY.c | 21 if (nf_ip6_checksum(skb, xt_hooknum(par), par->thoff, IPPROTO_TCP)) in synproxy_tg6()
24 th = skb_header_pointer(skb, par->thoff, sizeof(_th), &_th); in synproxy_tg6()
28 if (!synproxy_parse_options(skb, par->thoff, th, &opts)) in synproxy_tg6()
|
| /kernel/linux/linux-6.6/net/ipv6/netfilter/ |
| H A D | nf_socket_ipv6.c | 105 int thoff = 0, tproto; in nf_sk_lookup_slow_v6() local
107 tproto = ipv6_find_hdr(skb, &thoff, -1, NULL, NULL); in nf_sk_lookup_slow_v6()
117 hp = skb_header_pointer(skb, thoff, tproto == IPPROTO_UDP ? in nf_sk_lookup_slow_v6()
128 thoff + __tcp_hdrlen((struct tcphdr *)hp) : in nf_sk_lookup_slow_v6()
129 thoff + sizeof(*hp); in nf_sk_lookup_slow_v6()
132 if (extract_icmp6_fields(skb, thoff, &tproto, &saddr, &daddr, in nf_sk_lookup_slow_v6()
|
| H A D | nf_tproxy_ipv6.c | 39 nf_tproxy_handle_time_wait6(struct sk_buff *skb, int tproto, int thoff, in nf_tproxy_handle_time_wait6() argument
48 hp = skb_header_pointer(skb, thoff, sizeof(_hdr), &_hdr); in nf_tproxy_handle_time_wait6()
59 sk2 = nf_tproxy_get_sock_v6(net, skb, thoff, tproto, in nf_tproxy_handle_time_wait6()
76 nf_tproxy_get_sock_v6(struct net *net, struct sk_buff *skb, int thoff, in nf_tproxy_get_sock_v6() argument
90 hp = skb_header_pointer(skb, thoff, in nf_tproxy_get_sock_v6()
98 thoff + __tcp_hdrlen(hp), in nf_tproxy_get_sock_v6()
|
| H A D | nf_reject_ipv6.c | 18 int thoff; in nf_reject_v6_csum_ok() local
30 thoff = ipv6_skip_exthdr(skb, ((u8*)(ip6h+1) - skb->data), &proto, &fo); in nf_reject_v6_csum_ok()
31 if (thoff < 0 || thoff >= skb->len || (fo & htons(~0x7)) != 0) in nf_reject_v6_csum_ok()
34 if (!nf_reject_verify_csum(skb, thoff, proto)) in nf_reject_v6_csum_ok()
37 return nf_ip6_checksum(skb, hook, thoff, proto) == 0; in nf_reject_v6_csum_ok()
384 int thoff; in reject6_csum_ok() local
392 thoff = ipv6_skip_exthdr(skb, ((u8 *)(ip6h + 1) - skb->data), &proto, &fo); in reject6_csum_ok()
394 if (thoff < 0 || thoff > in reject6_csum_ok()
[all...] |
| /kernel/linux/linux-6.6/tools/testing/selftests/bpf/prog_tests/ |
| H A D | flow_dissector.c | 22 "thoff=%u/%u " \
33 got.thoff, expected.thoff, \
125 .thoff = ETH_HLEN + sizeof(struct iphdr),
146 .thoff = ETH_HLEN + sizeof(struct ipv6hdr),
169 .thoff = ETH_HLEN + VLAN_HLEN + sizeof(struct iphdr),
192 .thoff = ETH_HLEN + VLAN_HLEN * 2 +
217 .thoff = ETH_HLEN + sizeof(struct iphdr),
243 .thoff = ETH_HLEN + sizeof(struct iphdr),
266 .thoff
[all...] |
| /kernel/linux/linux-5.10/tools/testing/selftests/bpf/prog_tests/ |
| H A D | flow_dissector.c | 19 "thoff=%u/%u " \
30 got.thoff, expected.thoff, \
121 .thoff = ETH_HLEN + sizeof(struct iphdr),
141 .thoff = ETH_HLEN + sizeof(struct ipv6hdr),
163 .thoff = ETH_HLEN + VLAN_HLEN + sizeof(struct iphdr),
185 .thoff = ETH_HLEN + VLAN_HLEN * 2 +
209 .thoff = ETH_HLEN + sizeof(struct iphdr),
234 .thoff = ETH_HLEN + sizeof(struct iphdr),
256 .thoff
[all...] |
| /kernel/linux/linux-5.10/net/ipv4/netfilter/ |
| H A D | ipt_SYNPROXY.c | 21 if (nf_ip_checksum(skb, xt_hooknum(par), par->thoff, IPPROTO_TCP)) in synproxy_tg4()
24 th = skb_header_pointer(skb, par->thoff, sizeof(_th), &_th); in synproxy_tg4()
28 if (!synproxy_parse_options(skb, par->thoff, th, &opts)) in synproxy_tg4()
|
| /kernel/linux/linux-6.6/net/ipv4/netfilter/ |
| H A D | ipt_SYNPROXY.c | 21 if (nf_ip_checksum(skb, xt_hooknum(par), par->thoff, IPPROTO_TCP)) in synproxy_tg4()
24 th = skb_header_pointer(skb, par->thoff, sizeof(_th), &_th); in synproxy_tg4()
28 if (!synproxy_parse_options(skb, par->thoff, th, &opts)) in synproxy_tg4()
|