| /linux/net/netfilter/ |
| H A D | nf_conntrack_proto_tcp.c | 271 seq_printf(s, "%s ", tcp_conntrack_names[ct->proto.tcp.state]); in tcp_print_conntrack()
515 struct ip_ct_tcp *state = &ct->proto.tcp; in tcp_in_window()
753 if (ct->proto.tcp.last_dir != dir && in nf_tcp_handle_invalid()
754 (ct->proto.tcp.last_index == TCP_FIN_SET || in nf_tcp_handle_invalid()
755 ct->proto.tcp.last_index == TCP_RST_SET)) { in nf_tcp_handle_invalid()
769 index, dir, ct->proto.tcp.last_index, timeout); in nf_tcp_handle_invalid()
774 ct->proto.tcp.last_index = index; in nf_tcp_handle_invalid()
775 ct->proto.tcp.last_dir = dir; in nf_tcp_handle_invalid()
857 memset(&ct->proto.tcp, 0, sizeof(ct->proto.tcp)); in tcp_new()
859 ct->proto.tcp.seen[0].td_end = in tcp_new()
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| H A D | nft_synproxy.c | 24 const struct tcphdr *tcp, in nft_synproxy_tcp_options() argument
30 if (tcp->ece && tcp->cwr) in nft_synproxy_tcp_options()
47 const struct tcphdr *tcp, in nft_synproxy_eval_v4() argument
56 if (tcp->syn) { in nft_synproxy_eval_v4()
58 nft_synproxy_tcp_options(opts, tcp, snet, &info, priv); in nft_synproxy_eval_v4()
59 synproxy_send_client_synack(net, skb, tcp, opts); in nft_synproxy_eval_v4()
62 } else if (tcp->ack) { in nft_synproxy_eval_v4()
64 if (synproxy_recv_client_ack(net, skb, tcp, opts, in nft_synproxy_eval_v4()
65 ntohl(tcp->seq))) { in nft_synproxy_eval_v4()
78 const struct tcphdr *tcp, in nft_synproxy_eval_v6() argument
[all …]
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| H A D | nfnetlink_osf.c | 171 const struct tcphdr *tcp; in nf_osf_hdr_ctx_init() local
173 tcp = skb_header_pointer(skb, ip_hdrlen(skb), sizeof(struct tcphdr), _tcph); in nf_osf_hdr_ctx_init()
174 if (!tcp) in nf_osf_hdr_ctx_init()
177 if (!tcp->syn) in nf_osf_hdr_ctx_init()
182 ctx->window = ntohs(tcp->window); in nf_osf_hdr_ctx_init()
184 if (tcp->doff * 4 > sizeof(struct tcphdr)) { in nf_osf_hdr_ctx_init()
185 ctx->optsize = tcp->doff * 4 - sizeof(struct tcphdr); in nf_osf_hdr_ctx_init()
193 return tcp; in nf_osf_hdr_ctx_init()
209 const struct tcphdr *tcp; in nf_osf_match() local
214 tcp = nf_osf_hdr_ctx_init(&ctx, skb, ip, opts, &_tcph); in nf_osf_match()
[all …]
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| /linux/tools/testing/selftests/bpf/progs/ |
| H A D | test_tcp_custom_syncookie.c | 63 struct tcphdr *tcp; member
98 ctx->tcp = (struct tcphdr *)(ctx->ipv4 + 1); in tcp_load_headers()
112 ctx->tcp = (struct tcphdr *)(ctx->ipv6 + 1); in tcp_load_headers()
118 if (ctx->tcp + 1 > ctx->data_end) in tcp_load_headers()
133 if (ctx->tcp->doff < sizeof(*ctx->tcp) / 4) in tcp_reload_headers()
137 if (bpf_skb_change_tail(ctx->skb, data_len + 60 - ctx->tcp->doff * 4, 0)) in tcp_reload_headers()
146 ctx->tcp = (struct tcphdr *)(ctx->ipv4 + 1); in tcp_reload_headers()
150 ctx->tcp = (struct tcphdr *)(ctx->ipv6 + 1); in tcp_reload_headers()
153 if ((void *)ctx->tcp + 60 > ctx->data_end) in tcp_reload_headers()
164 ctx->tcp->doff * 4, IPPROTO_TCP, csum); in tcp_v4_csum()
[all …]
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| H A D | test_pkt_access.c | 89 struct tcphdr *tcp = NULL; in test_pkt_write_access_subprog() local
94 tcp = data + off; in test_pkt_write_access_subprog()
95 if (tcp + 1 > data_end) in test_pkt_write_access_subprog()
98 tcp->check++; in test_pkt_write_access_subprog()
108 struct tcphdr *tcp = NULL; in test_pkt_access() local
122 tcp = (struct tcphdr *)((void *)(iph) + ihl_len); in test_pkt_access()
130 tcp = (struct tcphdr *)((void *)(ip6h) + ihl_len); in test_pkt_access()
139 if (tcp) { in test_pkt_access()
140 if (test_pkt_write_access_subprog(skb, (void *)tcp - data)) in test_pkt_access()
142 if (((void *)(tcp) + 20) > data_end || proto != 6) in test_pkt_access()
[all …]
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| H A D | xdp_synproxy_kern.c | 372 struct tcphdr *tcp; member
398 hdr->tcp = (void *)hdr->ipv4 + hdr->ipv4->ihl * 4; in tcp_dissect()
415 hdr->tcp = (void *)hdr->ipv6 + sizeof(*hdr->ipv6); in tcp_dissect()
422 if (hdr->tcp + 1 > data_end) in tcp_dissect()
424 hdr->tcp_len = hdr->tcp->doff * 4; in tcp_dissect()
425 if (hdr->tcp_len < sizeof(*hdr->tcp)) in tcp_dissect()
450 tup.ipv4.sport = hdr->tcp->source; in tcp_lookup()
451 tup.ipv4.dport = hdr->tcp->dest; in tcp_lookup()
456 tup.ipv6.sport = hdr->tcp->source; in tcp_lookup()
457 tup.ipv6.dport = hdr->tcp->dest; in tcp_lookup()
[all …]
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| H A D | test_migrate_reuseport.c | 50 struct tcphdr *tcp = NULL; in drop_ack() local
65 tcp = (struct tcphdr *)((void *)ip + ip->ihl * 4); in drop_ack()
77 tcp = (struct tcphdr *)(ipv6 + 1); in drop_ack()
84 if (tcp + 1 > data_end) in drop_ack()
87 if (tcp->dest != server_port) in drop_ack()
90 if (!tcp->syn && tcp->ack) in drop_ack()
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| H A D | skb_pkt_end.c | 34 struct tcphdr *tcp; in main_prog() local
47 tcp = (void*)(ip + 1); in main_prog()
48 if (tcp->dest != 0) in main_prog()
50 if (!tcp) in main_prog()
53 urg_ptr = tcp->urg_ptr; in main_prog()
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| H A D | bpf_iter_tcp6.c | 69 static bool tcp_in_initial_slowstart(const struct tcp_sock *tcp) in tcp_in_initial_slowstart() argument
71 return tcp->snd_ssthresh >= TCP_INFINITE_SSTHRESH; in tcp_in_initial_slowstart()
88 icsk = &tp->tcp.inet_conn; in dump_tcp6_sock()
118 rx_queue = tp->tcp.rcv_nxt - tp->tcp.copied_seq; in dump_tcp6_sock()
131 tp->tcp.write_seq - tp->tcp.snd_una, rx_queue, in dump_tcp6_sock()
143 tp->tcp.snd_cwnd, in dump_tcp6_sock()
145 : (tcp_in_initial_slowstart(&tp->tcp) ? -1 in dump_tcp6_sock()
146 : tp->tcp.snd_ssthresh) in dump_tcp6_sock()
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| H A D | xdpwall.c | 173 static __always_inline bool tcphdr_only_contains_flag(struct tcphdr *tcp, in tcphdr_only_contains_flag() argument
176 return (tcp_flag_word(tcp) & in tcphdr_only_contains_flag()
181 struct tcphdr *tcp) { in set_tcp_flags() argument
182 if (tcphdr_only_contains_flag(tcp, TCP_FLAG_SYN)) in set_tcp_flags()
184 else if (tcphdr_only_contains_flag(tcp, TCP_FLAG_ACK)) in set_tcp_flags()
186 else if (tcphdr_only_contains_flag(tcp, TCP_FLAG_RST)) in set_tcp_flags()
193 struct tcphdr *tcp = transport_hdr; in parse_tcp() local
195 if (tcp + 1 > data_end) in parse_tcp()
198 info->sport = bpf_ntohs(tcp->source); in parse_tcp()
199 info->dport = bpf_ntohs(tcp->dest); in parse_tcp()
[all …]
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| H A D | test_assign_reuse.c | 20 struct tcphdr tcp; member
39 if (ctx->data + sizeof(headers.tcp) > ctx->data_end) in reuse_accept()
42 if (__builtin_memcmp(&headers.tcp, ctx->data, sizeof(headers.tcp)) != 0) in reuse_accept()
89 __builtin_memcpy(&headers.tcp, th, sizeof(headers.tcp)); in maybe_assign_tcp()
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| H A D | fexit_bpf2bpf.c | 162 struct tcphdr *tcp; in new_test_pkt_write_access_subprog() local
167 tcp = data + off; in new_test_pkt_write_access_subprog()
168 if (tcp + 1 > data_end) in new_test_pkt_write_access_subprog()
172 tcp->check++; in new_test_pkt_write_access_subprog()
173 tcp->syn = 0; in new_test_pkt_write_access_subprog()
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| /linux/tools/testing/selftests/bpf/prog_tests/ |
| H A D | flow_dissector.c | 46 struct tcphdr tcp; member
53 struct tcphdr tcp; member
61 struct tcphdr tcp; member
67 struct tcphdr tcp; member
79 struct tcphdr tcp; member
89 struct tcphdr tcp; member
118 .tcp.doff = 5,
119 .tcp.source = 80,
120 .tcp.dest = 8080,
139 .tcp
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| H A D | sockmap_basic.c | 684 int stream[2], dgram, udp, tcp; in test_sockmap_many_socket() local
699 tcp = connected_socket_v4(); in test_sockmap_many_socket()
700 if (!ASSERT_GE(tcp, 0, "connected_socket_v4")) { in test_sockmap_many_socket()
709 close(tcp); in test_sockmap_many_socket()
732 err = bpf_map_update_elem(map, &entry, &tcp, BPF_ANY); in test_sockmap_many_socket()
744 close(tcp); in test_sockmap_many_socket()
752 int stream[2], dgram, udp, tcp; in test_sockmap_many_maps() local
768 tcp = connected_socket_v4(); in test_sockmap_many_maps()
769 if (!ASSERT_GE(tcp, 0, "connected_socket_v4")) { in test_sockmap_many_maps()
778 close(tcp); in test_sockmap_many_maps()
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| /linux/tools/testing/selftests/net/netfilter/packetdrill/ |
| H A D | conntrack_rst_invalid.pkt | 6 +0 `$xtables -A INPUT -p tcp -m conntrack --ctstate INVALID -j DROP`
7 +0 `$xtables -A OUTPUT -p tcp -m conntrack --ctstate INVALID -j DROP`
31 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null |grep -q ESTABLISHED`
35 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null |grep -q ESTABLISHED`
39 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null |grep -q ESTABLISHED`
44 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null |grep -q ESTABLISHED`
49 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null |grep -q ESTABLISHED`
59 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null |grep -q CLOSE\ `
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| H A D | conntrack_synack_old.pkt | 17 +0 `$xtables -A INPUT -p tcp -m conntrack --ctstate INVALID -j DROP`
18 +0 `$xtables -A OUTPUT -p tcp -m conntrack --ctstate INVALID -j DROP`
31 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null | grep UNREPLIED | grep -q SYN…
40 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null | grep ESTABLISHED | grep -q A…
44 +0 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null | grep ASSURED | grep -q ESTAB…
50 +0 `$xtables -D INPUT -p tcp -m conntrack --ctstate INVALID -j DROP`
51 +0 `$xtables -D OUTPUT -p tcp -m conntrack --ctstate INVALID -j DROP`
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| /linux/samples/bpf/ |
| H A D | parse_varlen.c | 22 static int tcp(void *data, uint64_t tp_off, void *data_end) in tcp() function
24 struct tcphdr *tcp = data + tp_off; in tcp() local
26 if (tcp + 1 > data_end) in tcp()
28 if (tcp->dest == htons(80) || tcp->source == htons(80)) in tcp()
72 return tcp(data, nh_off + ihl_len, data_end); in parse_ipv4()
106 return tcp(data, nh_off + ihl_len, data_end); in parse_ipv6()
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| /linux/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ |
| H A D | ct_fs_smfs.c | 47 mlx5_ct_fs_smfs_fill_mask(struct mlx5_ct_fs *fs, struct mlx5_flow_spec *spec, bool ipv4, bool tcp, in mlx5_ct_fs_smfs_fill_mask() argument
76 if (likely(tcp)) { in mlx5_ct_fs_smfs_fill_mask()
91 bool tcp, bool gre, u32 priority) in mlx5_ct_fs_smfs_matcher_create() argument
100 mlx5_ct_fs_smfs_fill_mask(fs, spec, ipv4, tcp, gre); in mlx5_ct_fs_smfs_matcher_create()
112 mlx5_ct_fs_smfs_matcher_get(struct mlx5_ct_fs *fs, bool nat, bool ipv4, bool tcp, bool gre) in mlx5_ct_fs_smfs_matcher_get() argument
123 smfs_matcher = &matchers->smfs_matchers[ipv4 * 3 + tcp * 2 + gre]; in mlx5_ct_fs_smfs_matcher_get()
149 dr_matcher = mlx5_ct_fs_smfs_matcher_create(fs, tbl, ipv4, tcp, gre, prio); in mlx5_ct_fs_smfs_matcher_get()
153 nat, ipv4, tcp, gre, PTR_ERR(dr_matcher)); in mlx5_ct_fs_smfs_matcher_get()
252 struct flow_match_tcp tcp; in mlx5_ct_fs_smfs_ct_validate_flow_rule() local
267 flow_rule_match_tcp(flow_rule, &tcp); in mlx5_ct_fs_smfs_ct_validate_flow_rule()
[all …]
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| /linux/drivers/net/ethernet/chelsio/libcxgb/ |
| H A D | libcxgb_cm.c | 54 struct tcphdr *tcp = (struct tcphdr *) in cxgb_get_4tuple() local
60 ntohs(tcp->source), ntohs(tcp->dest)); in cxgb_get_4tuple()
67 ntohs(tcp->source), ntohs(tcp->dest)); in cxgb_get_4tuple()
72 *peer_port = tcp->source; in cxgb_get_4tuple()
73 *local_port = tcp->dest; in cxgb_get_4tuple()
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| /linux/tools/testing/selftests/net/forwarding/ |
| H A D | sch_red.sh | 276 backlog=$(build_backlog $((3 * limit / 2)) tcp tos=0x01)
289 -a own -b $h3_mac -t tcp -q tos=0x01 &
312 -a own -b $h3_mac -t tcp -q tos=0x01 &
338 -a own -b $h3_mac -t tcp -q tos=0x01 &
342 backlog=$(build_backlog $((2 * limit / 3)) tcp tos=0x01)
350 backlog=$(build_backlog $((3 * limit / 2)) tcp tos=0x01)
412 -a own -b $h3_mac -t tcp -q tos=0x01 &
418 backlog=$(build_backlog $((2 * limit / 3)) tcp tos=0x01)
423 backlog=$(build_backlog $((3 * limit / 2)) tcp tos=0x01)
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| /linux/net/ipv4/netfilter/ |
| H A D | nf_nat_h323.c | 290 exp->saved_proto.tcp.port = exp->tuple.dst.u.tcp.port; in nat_t120()
310 ntohs(exp->tuple.src.u.tcp.port), in nat_t120()
312 ntohs(exp->tuple.dst.u.tcp.port)); in nat_t120()
329 exp->saved_proto.tcp.port = exp->tuple.dst.u.tcp.port; in nat_h245()
357 ntohs(exp->tuple.src.u.tcp.port), in nat_h245()
359 ntohs(exp->tuple.dst.u.tcp.port)); in nat_h245()
408 exp->saved_proto.tcp.port = exp->tuple.dst.u.tcp.port; in nat_q931()
449 ntohs(exp->tuple.src.u.tcp.port), in nat_q931()
451 ntohs(exp->tuple.dst.u.tcp.port)); in nat_q931()
492 exp->saved_proto.tcp.port = exp->tuple.dst.u.tcp.port; in nat_callforwarding()
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| /linux/tools/testing/selftests/net/netfilter/ |
| H A D | conntrack_tcp_unreplied.sh | 91 ct state new tcp flags syn ip daddr 10.99.99.99 tcp dport 80 counter name "connreq" accept
92 ct state new ct status dnat tcp dport 8080 counter name "redir" accept
111 count=$(ip netns exec "$ns2" conntrack -L -p tcp --dport 80 2>/dev/null | wc -l)
130 ip daddr 10.99.99.99 tcp dport 80 redirect to :8080
141 count=$(ip netns exec "$ns2" conntrack -L -p tcp --reply-port-src 8080 2>/dev/null | wc -l)
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| /linux/drivers/net/ethernet/qlogic/qed/ |
| H A D | qed_iwarp.c | 117 p_ramrod->tcp.tx_sws_timer = cpu_to_le16(QED_TX_SWS_TIMER_DFLT); in qed_iwarp_init_fw_ramrod()
118 p_ramrod->tcp.two_msl_timer = cpu_to_le32(QED_TWO_MSL_TIMER_DFLT); in qed_iwarp_init_fw_ramrod()
119 p_ramrod->tcp.max_fin_rt = QED_IWARP_MAX_FIN_RT_DEFAULT; in qed_iwarp_init_fw_ramrod()
580 p_tcp_ramrod->tcp.local_mac_addr_lo, in qed_iwarp_print_tcp_ramrod()
581 p_tcp_ramrod->tcp.local_mac_addr_mid, in qed_iwarp_print_tcp_ramrod()
582 p_tcp_ramrod->tcp.local_mac_addr_hi, in qed_iwarp_print_tcp_ramrod()
583 p_tcp_ramrod->tcp.remote_mac_addr_lo, in qed_iwarp_print_tcp_ramrod()
584 p_tcp_ramrod->tcp.remote_mac_addr_mid, in qed_iwarp_print_tcp_ramrod()
585 p_tcp_ramrod->tcp.remote_mac_addr_hi); in qed_iwarp_print_tcp_ramrod()
587 if (p_tcp_ramrod->tcp.ip_version == TCP_IPV4) { in qed_iwarp_print_tcp_ramrod()
[all …]
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| /linux/tools/testing/selftests/net/mptcp/ |
| H A D | mptcp_sockopt.sh | 55 ip netns exec $ns $t -A OUTPUT -p tcp --syn -m mark --mark $m -j ACCEPT
58 ip netns exec $ns $t -A OUTPUT -p tcp --tcp-flags RST RST -m mark --mark 0 -j ACCEPT
60 ip netns exec $ns $t -A OUTPUT -p tcp -m mark --mark $m -j ACCEPT
61 ip netns exec $ns $t -A OUTPUT -p tcp -m mark --mark 0 -j DROP
339 do_tcpinq_test -r tcp -t tcp
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| /linux/net/core/ |
| H A D | selftests.c | 22 bool tcp; member
67 if (attr->tcp) in net_test_get_skb()
88 if (attr->tcp) in net_test_get_skb()
102 if (attr->tcp) { in net_test_get_skb()
120 if (attr->tcp) in net_test_get_skb()
125 if (attr->tcp) in net_test_get_skb()
154 if (attr->tcp) { in net_test_get_skb()
208 if (tpriv->packet->tcp) { in net_test_loopback_validate()
335 attr.tcp = true; in net_test_phy_loopback_tcp()
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