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Searched refs:TCP_SKB_CB (Results 1 – 20 of 20) sorted by relevance

/linux/net/ipv4/
H A Dtcp_input.c277 if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_PSH) in tcp_measure_rcv_mss()
351 switch (TCP_SKB_CB(skb)->ip_dsfield & INET_ECN_MASK) { in tcp_data_ecn_check()
902 if (TCP_SKB_CB(skb)->end_seq - in tcp_rcv_rtt_measure_ts()
903 TCP_SKB_CB(skb)->seq >= inet_csk(sk)->icsk_ack.rcv_mss) { in tcp_rcv_rtt_measure_ts()
944 rcvwin += TCP_SKB_CB(tp->ooo_last_skb)->end_seq - tp->rcv_nxt; in tcp_rcvbuf_grow()
1316 before(TCP_SKB_CB(skb)->seq, in tcp_verify_retransmit_hint()
1317 TCP_SKB_CB(tp->retransmit_skb_hint)->seq))) in tcp_verify_retransmit_hint()
1331 __u8 sacked = TCP_SKB_CB(skb)->sacked; in tcp_mark_skb_lost()
1341 TCP_SKB_CB(skb)->sacked &= ~TCPCB_SACKED_RETRANS; in tcp_mark_skb_lost()
1349 TCP_SKB_CB(skb)->sacked |= TCPCB_LOST; in tcp_mark_skb_lost()
[all …]
H A Dtcp_output.c73 if (before(TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb1)->seq)) in tcp_rbtree_insert()
89 WRITE_ONCE(tp->snd_nxt, TCP_SKB_CB(skb)->end_seq); in tcp_event_new_data_sent()
361 !before(TCP_SKB_CB(skb)->seq, tp->snd_nxt)) { in tcp_ecn_send()
385 TCP_SKB_CB(skb)->tcp_flags = flags; in tcp_init_nondata_skb()
390 TCP_SKB_CB(skb)->seq = seq; in tcp_init_nondata_skb()
393 TCP_SKB_CB(skb)->end_seq = seq; in tcp_init_nondata_skb()
1045 if (unlikely((TCP_SKB_CB(skb)->tcp_flags & TCPHDR_ACK) && in tcp_syn_options()
1498 TCP_SKB_CB(skb)->tx.first_tx_mstamp = tp->first_tx_mstamp; in tcp_rate_skb_sent()
1499 TCP_SKB_CB(skb)->tx.delivered_mstamp = tp->delivered_mstamp; in tcp_rate_skb_sent()
1500 TCP_SKB_CB(skb)->tx.delivered = tp->delivered; in tcp_rate_skb_sent()
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H A Dtcp_minisocks.c140 !tcp_in_window(TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq, in tcp_timewait_state_process()
149 if (th->syn && !before(TCP_SKB_CB(skb)->seq, rcv_nxt)) in tcp_timewait_state_process()
154 !after(TCP_SKB_CB(skb)->end_seq, rcv_nxt) || in tcp_timewait_state_process()
155 TCP_SKB_CB(skb)->end_seq == TCP_SKB_CB(skb)->seq) { in tcp_timewait_state_process()
164 TCP_SKB_CB(skb)->end_seq != rcv_nxt + 1) in tcp_timewait_state_process()
169 twsk_rcv_nxt_update(tcptw, TCP_SKB_CB(skb)->end_seq, in tcp_timewait_state_process()
204 (TCP_SKB_CB(skb)->seq == rcv_nxt && in tcp_timewait_state_process()
205 (TCP_SKB_CB(skb)->seq == TCP_SKB_CB(skb)->end_seq || th->rst))) { in tcp_timewait_state_process()
254 (after(TCP_SKB_CB(skb)->seq, rcv_nxt) || in tcp_timewait_state_process()
725 if (TCP_SKB_CB(skb)->seq == tcp_rsk(req)->rcv_isn && in tcp_check_req()
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H A Dtcp_fastopen.c261 if (TCP_SKB_CB(skb)->end_seq == tp->rcv_nxt) in tcp_fastopen_add_skb()
281 TCP_SKB_CB(skb)->seq++; in tcp_fastopen_add_skb()
282 TCP_SKB_CB(skb)->tcp_flags &= ~TCPHDR_SYN; in tcp_fastopen_add_skb()
284 tp->rcv_nxt = TCP_SKB_CB(skb)->end_seq; in tcp_fastopen_add_skb()
293 if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN) in tcp_fastopen_add_skb()
374 tp->rcv_nxt = TCP_SKB_CB(skb)->seq + 1; in tcp_fastopen_create_child()
443 bool syn_data = TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq + 1; in tcp_try_fastopen()
658 if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN) { in tcp_fastopen_active_disable_ofo_check()
H A Dtcp_ipv4.c887 skb, &TCP_SKB_CB(skb)->header.h4.opt, in tcp_v4_send_reset()
1004 skb, &TCP_SKB_CB(skb)->header.h4.opt, in tcp_v4_send_ack()
1946 if (TCP_SKB_CB(tail)->end_seq != TCP_SKB_CB(skb)->seq ||
1947 TCP_SKB_CB(tail)->ip_dsfield != TCP_SKB_CB(skb)->ip_dsfield ||
1948 ((TCP_SKB_CB(tail)->tcp_flags |
1949 TCP_SKB_CB(skb)->tcp_flags) & (TCPHDR_SYN | TCPHDR_RST | TCPHDR_URG)) ||
1950 !((TCP_SKB_CB(tail)->tcp_flags &
1951 TCP_SKB_CB(skb)->tcp_flags) & TCPHDR_ACK) ||
1952 ((TCP_SKB_CB(tail)->tcp_flags ^
1953 TCP_SKB_CB(skb)->tcp_flags) &
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H A Dtcp.c491 struct tcp_skb_cb *tcb = TCP_SKB_CB(skb); in tcp_tx_timestamp()
497 shinfo->tskey = TCP_SKB_CB(skb)->seq + skb->len - 1; in tcp_tx_timestamp()
687 TCP_SKB_CB(skb)->tcp_flags |= TCPHDR_PSH; in tcp_mark_push()
699 struct tcp_skb_cb *tcb = TCP_SKB_CB(skb); in tcp_skb_entail()
1001 if (skb && TCP_SKB_CB(skb)->seq == TCP_SKB_CB(skb)->end_seq) { in tcp_remove_empty_skb()
1274 TCP_SKB_CB(skb)->sacked |= TCPCB_REPAIRED; in tcp_sendmsg_locked()
1374 TCP_SKB_CB(skb)->tcp_flags &= ~TCPHDR_PSH; in tcp_sendmsg_locked()
1377 TCP_SKB_CB(skb)->end_seq += copy; in tcp_sendmsg_locked()
1383 TCP_SKB_CB(skb)->eor = 1; in tcp_sendmsg_locked()
1608 WARN(skb && !before(tp->copied_seq, TCP_SKB_CB(skb)->end_seq), in tcp_cleanup_rbuf()
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H A Dtcp_bpf.c215 if (skb && TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN) in is_next_msg_fin()
H A Dtcp_ao.c871 struct tcp_skb_cb *tcb = TCP_SKB_CB(skb); in tcp_ao_transmit_skb()
/linux/include/net/psp/
H A Dfunctions.h72 bool fin = !!(TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN); in psp_is_allowed_nondata()
73 u32 end_seq = TCP_SKB_CB(skb)->end_seq; in psp_is_allowed_nondata()
74 u32 seq = TCP_SKB_CB(skb)->seq; in psp_is_allowed_nondata()
/linux/net/mptcp/
H A Doptions.c37 if (!(TCP_SKB_CB(skb)->tcp_flags & TCPHDR_SYN)) { in mptcp_parse_option()
44 if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_ACK) { in mptcp_parse_option()
392 if (!(TCP_SKB_CB(skb)->tcp_flags & TCPHDR_RST)) in mptcp_parse_option()
473 subflow->snd_isn = TCP_SKB_CB(skb)->end_seq; in mptcp_syn_options()
534 subflow->snd_isn != TCP_SKB_CB(skb)->seq || in mptcp_established_options_mp()
891 if (unlikely(skb && TCP_SKB_CB(skb)->tcp_flags & TCPHDR_RST)) { in mptcp_established_options()
990 if (TCP_SKB_CB(skb)->seq == subflow->ssn_offset + 1 && in check_fully_established()
991 TCP_SKB_CB(skb)->end_seq == TCP_SKB_CB(skb)->seq && in check_fully_established()
1003 if (TCP_SKB_CB(skb)->seq != subflow->ssn_offset + 1) { in check_fully_established()
1206 if (TCP_SKB_CB(skb)->seq == TCP_SKB_CB(skb)->end_seq || in mptcp_over_limit()
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H A Dsyncookies.c49 seq = TCP_SKB_CB(skb)->seq; in mptcp_join_entry_hash()
51 seq = TCP_SKB_CB(skb)->seq - 1; in mptcp_join_entry_hash()
H A Dsubflow.c191 subflow_req->ssn_offset = TCP_SKB_CB(skb)->seq; in subflow_check_req()
220 subflow_req->ssn_offset = TCP_SKB_CB(skb)->seq; in subflow_check_req()
290 subflow_req->ssn_offset = TCP_SKB_CB(skb)->seq - 1; in mptcp_subflow_init_cookie_req()
296 subflow_req->ssn_offset = TCP_SKB_CB(skb)->seq - 1; in mptcp_subflow_init_cookie_req()
543 subflow->ssn_offset = TCP_SKB_CB(skb)->seq; in subflow_finish_connect()
1007 skb_consumed = tcp_sk(ssk)->copied_seq - TCP_SKB_CB(skb)->seq; in skb_is_fully_mapped()
1061 offset = seq - TCP_SKB_CB(skb)->seq; in validate_data_csum()
1141 if (!(TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN)) in get_mapping_status()
1143 TCP_SKB_CB(skb)->seq, in get_mapping_status()
1144 TCP_SKB_CB(skb)->end_seq, in get_mapping_status()
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H A Dfastopen.c45 has_rxtstamp = TCP_SKB_CB(skb)->has_rxtstamp; in mptcp_fastopen_subflow_synack_set_params()
H A Dprotocol.c430 bool has_rxtstamp = TCP_SKB_CB(skb)->has_rxtstamp; in mptcp_init_skb()
836 offset = seq - TCP_SKB_CB(skb)->seq; in __mptcp_move_skbs_from_subflow()
837 fin = TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN; in __mptcp_move_skbs_from_subflow()
1438 TCP_SKB_CB(skb)->eor = 1; in mptcp_sendmsg_frag()
1501 TCP_SKB_CB(skb)->end_seq += copy; in mptcp_sendmsg_frag()
1506 TCP_SKB_CB(skb)->tcp_flags &= ~TCPHDR_PSH; in mptcp_sendmsg_frag()
1543 TCP_SKB_CB(skb)->eor = 1; in mptcp_sendmsg_frag()
/linux/net/ipv6/
H A Dtcp_ipv6.c781 bool l3_slave = ipv6_l3mdev_skb(TCP_SKB_CB(skb)->header.h6.flags); in tcp_v6_init_req()
796 (ipv6_opt_accepted(sk_listener, skb, &TCP_SKB_CB(skb)->header.h6) || in tcp_v6_init_req()
1343 memmove(IP6CB(skb), &TCP_SKB_CB(skb)->header.h6,
1684 if (TCP_SKB_CB(opt_skb)->end_seq == tp->rcv_nxt &&
1695 if (ipv6_opt_accepted(sk, opt_skb, &TCP_SKB_CB(opt_skb)->header.h6)) {
1716 memmove(&TCP_SKB_CB(skb)->header.h6, IP6CB(skb),
1720 TCP_SKB_CB(skb)->seq = ntohl(th->seq);
1721 TCP_SKB_CB(skb)->end_seq = (TCP_SKB_CB(skb)->seq + th->syn + th->fin +
1723 TCP_SKB_CB(skb)->ack_seq = ntohl(th->ack_seq);
1724 TCP_SKB_CB(skb)->tcp_flags = tcp_flags_ntohs(th);
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/linux/include/net/
H A Dtcp.h1157 #define TCP_SKB_CB(__skb) ((struct tcp_skb_cb *)&((__skb)->cb[0])) macro
1167 return TCP_SKB_CB(skb)->header.h6.iif; in tcp_v6_iif()
1172 bool l3_slave = ipv6_l3mdev_skb(TCP_SKB_CB(skb)->header.h6.flags); in tcp_v6_iif_l3_slave()
1174 return l3_slave ? skb->skb_iif : TCP_SKB_CB(skb)->header.h6.iif; in tcp_v6_iif_l3_slave()
1181 if (skb && ipv6_l3mdev_skb(TCP_SKB_CB(skb)->header.h6.flags)) in tcp_v6_sdif()
1182 return TCP_SKB_CB(skb)->header.h6.iif; in tcp_v6_sdif()
1197 if (skb && ipv4_l3mdev_skb(TCP_SKB_CB(skb)->header.h4.flags)) in tcp_v4_sdif()
1198 return TCP_SKB_CB(skb)->header.h4.iif; in tcp_v4_sdif()
1208 return TCP_SKB_CB(skb)->tcp_gso_segs; in tcp_skb_pcount()
1213 TCP_SKB_CB(skb)->tcp_gso_segs = segs; in tcp_skb_pcount_set()
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/linux/net/tls/
H A Dtls_strp.c442 seq = TCP_SKB_CB(first)->seq; in tls_strp_check_queue_ok()
452 if (TCP_SKB_CB(skb)->seq != seq) in tls_strp_check_queue_ok()
H A Dtls_sw.c2235 TCP_SKB_CB(skb)->seq + strp->stm.offset); in tls_rx_msg_size()
/linux/net/core/
H A Dfilter.c12615 TCP_SKB_CB(skb)->txstamp_ack |= TSTAMP_ACK_BPF; in bpf_sock_ops_enable_tx_tstamp()
12616 skb_shinfo(skb)->tskey = TCP_SKB_CB(skb)->seq + skb->len - 1; in bpf_sock_ops_enable_tx_tstamp()
H A Dskbuff.c5676 return TCP_SKB_CB(skb)->txstamp_ack & TSTAMP_ACK_SK; in skb_tstamp_tx_report_so_timestamping()