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

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/linux-6.15/net/netfilter/
H A Dnf_conntrack_seqadj.c198 if (after(ntohl(tcph->ack_seq) - other_way->offset_before, in nf_ct_seq_adjust()
204 newack = htonl(ntohl(tcph->ack_seq) - ackoff); in nf_ct_seq_adjust()
205 inet_proto_csum_replace4(&tcph->check, skb, tcph->ack_seq, newack, in nf_ct_seq_adjust()
208 ntohl(tcph->seq), ntohl(newseq), ntohl(tcph->ack_seq), in nf_ct_seq_adjust()
210 tcph->ack_seq = newack; in nf_ct_seq_adjust()
H A Dnf_synproxy_core.c473 nth->ack_seq = htonl(ntohl(th->seq) + 1); in synproxy_send_client_synack()
519 nth->ack_seq = htonl(ntohl(th->ack_seq) - 1); in synproxy_send_server_syn()
560 nth->seq = htonl(ntohl(th->ack_seq)); in synproxy_send_server_ack()
561 nth->ack_seq = htonl(ntohl(th->seq) + 1); in synproxy_send_server_ack()
599 nth->ack_seq = th->ack_seq; in synproxy_send_client_ack()
710 synproxy->isn = ntohl(th->ack_seq); in ipv4_synproxy_hook()
886 nth->ack_seq = htonl(ntohl(th->seq) + 1); in synproxy_send_client_synack_ipv6()
933 nth->ack_seq = htonl(ntohl(th->ack_seq) - 1); in synproxy_send_server_syn_ipv6()
974 nth->seq = htonl(ntohl(th->ack_seq)); in synproxy_send_server_ack_ipv6()
1014 nth->ack_seq = th->ack_seq; in synproxy_send_client_ack_ipv6()
[all …]
H A Dnf_conntrack_proto_tcp.c527 ack = sack = ntohl(tcph->ack_seq); in tcp_in_window()
1046 && ntohl(th->ack_seq) == ct->proto.tcp.last_end) { in nf_conntrack_tcp_packet()
1112 ct->proto.tcp.last_ack = ntohl(th->ack_seq); in nf_conntrack_tcp_packet()
1227 && ntohl(th->ack_seq) == ct->proto.tcp.last_end) { in nf_conntrack_tcp_packet()
/linux-6.15/net/netfilter/ipvs/
H A Dip_vs_app.c317 __u32 ack_seq = ntohl(th->ack_seq); in vs_fix_ack_seq() local
327 if(after(ack_seq, vseq->init_seq+vseq->delta)) { in vs_fix_ack_seq()
328 th->ack_seq = htonl(ack_seq - vseq->delta); in vs_fix_ack_seq()
333 th->ack_seq = htonl(ack_seq - vseq->previous_delta); in vs_fix_ack_seq()
/linux-6.15/drivers/net/slip/
H A Dslhc.c384 if((deltaA = ntohl(th->ack_seq) - ntohl(oth->ack_seq)) != 0L){ in slhc_compress()
554 thp->ack_seq = htonl( ntohl(thp->ack_seq) + i); in slhc_uncompress()
583 thp->ack_seq = htonl( ntohl(thp->ack_seq) + x); in slhc_uncompress()
/linux-6.15/net/mptcp/
H A Doptions.c563 u64 ack_seq; in mptcp_established_options_dss() local
594 ack_seq = READ_ONCE(msk->ack_seq); in mptcp_established_options_dss()
597 opts->ext_copy.data_ack = ack_seq; in mptcp_established_options_dss()
601 opts->ext_copy.data_ack32 = (uint32_t)ack_seq; in mptcp_established_options_dss()
1095 mptcp_expand_seq(READ_ONCE(msk->ack_seq), data_fin_seq, use_64bit)); in mptcp_update_rcv_data_fin()
1260 u64 ack_seq, rcv_wnd_old, rcv_wnd_new; in mptcp_set_rwin() local
1268 ack_seq = READ_ONCE(msk->ack_seq); in mptcp_set_rwin()
1269 rcv_wnd_new = ack_seq + tp->rcv_wnd; in mptcp_set_rwin()
1293 win = rcv_wnd_old - ack_seq; in mptcp_set_rwin()
H A Dsubflow.c494 WRITE_ONCE(msk->ack_seq, subflow->iasn); in subflow_set_remote_key()
1189 map_seq = mptcp_expand_seq(READ_ONCE(msk->ack_seq), mpext->data_seq, mpext->dsn64); in get_mapping_status()
1301 mptcp_update_rcv_data_fin(msk, READ_ONCE(msk->ack_seq), true)) in subflow_sched_work_if_closed()
1346 u64 ack_seq; in subflow_check_data_avail() local
1365 old_ack = READ_ONCE(msk->ack_seq); in subflow_check_data_avail()
1366 ack_seq = mptcp_subflow_get_mapped_dsn(subflow); in subflow_check_data_avail()
1368 ack_seq); in subflow_check_data_avail()
1369 if (unlikely(before64(ack_seq, old_ack))) { in subflow_check_data_avail()
1370 mptcp_subflow_discard_data(ssk, skb, old_ack - ack_seq); in subflow_check_data_avail()
1424 subflow->map_seq = READ_ONCE(msk->ack_seq); in subflow_check_data_avail()
H A Dprotocol.c305 if (MPTCP_SKB_CB(skb)->map_seq == msk->ack_seq) { in __mptcp_move_skb()
308 WRITE_ONCE(msk->ack_seq, msk->ack_seq + copy_len); in __mptcp_move_skb()
393 if (READ_ONCE(msk->ack_seq) == rcv_data_fin_seq) { in mptcp_pending_data_fin()
529 WRITE_ONCE(msk->ack_seq, msk->ack_seq + 1); in mptcp_check_data_fin()
654 if (after64(MPTCP_SKB_CB(skb)->map_seq, msk->ack_seq)) in __mptcp_ofo_queue()
661 msk->ack_seq))) { in __mptcp_ofo_queue()
670 int delta = msk->ack_seq - MPTCP_SKB_CB(skb)->map_seq; in __mptcp_ofo_queue()
674 MPTCP_SKB_CB(skb)->map_seq, msk->ack_seq, in __mptcp_ofo_queue()
680 msk->bytes_received += end_seq - msk->ack_seq; in __mptcp_ofo_queue()
681 WRITE_ONCE(msk->ack_seq, end_seq); in __mptcp_ofo_queue()
[all …]
/linux-6.15/net/ipv4/netfilter/
H A Dnf_reject_ipv4.c206 tcph->seq = oth->ack_seq; in nf_reject_ip_tcphdr_put()
208 tcph->ack_seq = htonl(ntohl(oth->seq) + oth->syn + oth->fin + in nf_reject_ip_tcphdr_put()
/linux-6.15/net/ipv4/
H A Dtcp_input.c3631 const u32 ack, const u32 ack_seq, in tcp_may_update_window() argument
3635 after(ack_seq, tp->snd_wl1) || in tcp_may_update_window()
3701 u32 ack_seq) in tcp_ack_update_window() argument
3712 tcp_update_wl(tp, ack_seq); in tcp_ack_update_window()
3945 u32 ack_seq = TCP_SKB_CB(skb)->seq; in tcp_ack() local
3946 u32 ack = TCP_SKB_CB(skb)->ack_seq; in tcp_ack()
4010 tcp_update_wl(tp, ack_seq); in tcp_ack()
4016 if (ack_seq != TCP_SKB_CB(skb)->end_seq) in tcp_ack()
4483 u32 ack = TCP_SKB_CB(skb)->ack_seq; in tcp_disordered_ack_check()
4925 TCP_SKB_CB(to)->ack_seq = TCP_SKB_CB(from)->ack_seq; in tcp_try_coalesce()
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H A Dsyncookies.c185 __u32 cookie = ntohl(th->ack_seq) - 1; in __cookie_v4_check()
286 treq->snt_isn = ntohl(th->ack_seq) - 1; in cookie_tcp_reqsk_init()
H A Dtcp_offload.c336 flush |= (__force int)(th->ack_seq ^ th2->ack_seq); in tcp_gro_receive()
H A Dtcp_ipv4.c779 rep.th.seq = th->ack_seq; in tcp_v4_send_reset()
782 rep.th.ack_seq = htonl(ntohl(th->seq) + th->syn + th->fin + in tcp_v4_send_reset()
970 rep.th.ack_seq = htonl(ack); in tcp_v4_send_ack()
2087 if (likely(!before(TCP_SKB_CB(skb)->ack_seq, TCP_SKB_CB(tail)->ack_seq))) {
2088 TCP_SKB_CB(tail)->ack_seq = TCP_SKB_CB(skb)->ack_seq;
2175 TCP_SKB_CB(skb)->ack_seq = ntohl(th->ack_seq);
/linux-6.15/net/rds/
H A Dib_cm.c78 __be64 ack_seq = 0; in rds_ib_cm_connect_complete() local
96 ack_seq = get_unaligned(&dp->ricp_v6.dp_ack_seq); in rds_ib_cm_connect_complete()
103 ack_seq = get_unaligned(&dp->ricp_v4.dp_ack_seq); in rds_ib_cm_connect_complete()
154 if (ack_seq) in rds_ib_cm_connect_complete()
155 rds_send_drop_acked(conn, be64_to_cpu(ack_seq), in rds_ib_cm_connect_complete()
/linux-6.15/net/ipv6/netfilter/
H A Dnf_reject_ipv6.c235 tcph->seq = oth->ack_seq; in nf_reject_ip6_tcphdr_put()
237 tcph->ack_seq = htonl(ntohl(oth->seq) + oth->syn + oth->fin + in nf_reject_ip6_tcphdr_put()
/linux-6.15/include/linux/ceph/
H A Dmsgr.h202 __le64 ack_seq; member
H A Dmessenger.h532 void ceph_con_discard_sent(struct ceph_connection *con, u64 ack_seq);
/linux-6.15/tools/testing/selftests/bpf/progs/
H A Dtest_btf_skc_cls_ingress.c61 recv_cookie = bpf_ntohl(th->ack_seq) - 1; in test_syncookie_helper()
H A Dtest_tcp_custom_syncookie.c416 ctx->tcp->ack_seq = bpf_htonl(bpf_ntohl(ctx->tcp->seq) + 1); in tcp_handle_syn()
464 u32 cookie = bpf_ntohl(ctx->tcp->ack_seq) - 1; in tcp_validate_cookie()
/linux-6.15/drivers/infiniband/hw/irdma/
H A Dcm.c355 tcph->ack_seq = htonl(cm_node->tcp_cntxt.loc_ack_num); in irdma_form_ah_cm_frame()
358 tcph->ack_seq = 0; in irdma_form_ah_cm_frame()
543 tcph->ack_seq = htonl(cm_node->tcp_cntxt.loc_ack_num); in irdma_form_uda_cm_frame()
546 tcph->ack_seq = 0; in irdma_form_uda_cm_frame()
2638 u32 ack_seq; in irdma_check_seq() local
2645 ack_seq = ntohl(tcph->ack_seq); in irdma_check_seq()
2647 if (ack_seq != loc_seq_num || in irdma_check_seq()
2760 cm_node->tcp_cntxt.rem_ack_num = ntohl(tcph->ack_seq); in irdma_handle_synack_pkt()
2785 cm_node->tcp_cntxt.loc_seq_num = ntohl(tcph->ack_seq); in irdma_handle_synack_pkt()
2791 cm_node->tcp_cntxt.loc_seq_num = ntohl(tcph->ack_seq); in irdma_handle_synack_pkt()
[all …]
/linux-6.15/tools/include/uapi/linux/
H A Dtcp.h29 __be32 ack_seq; member
/linux-6.15/net/ipv6/
H A Dtcp_ipv6.c911 t1->ack_seq = htonl(ack); in tcp_v6_send_response()
1023 u32 seq = 0, ack_seq = 0; in tcp_v6_send_reset() local
1098 seq = ntohl(th->ack_seq); in tcp_v6_send_reset()
1100 ack_seq = ntohl(th->seq) + th->syn + th->fin + skb->len - in tcp_v6_send_reset()
1137 tcp_v6_send_response(sk, skb, seq, ack_seq, 0, 0, 0, oif, 1, in tcp_v6_send_reset()
1740 TCP_SKB_CB(skb)->ack_seq = ntohl(th->ack_seq);
H A Dsyncookies.c119 __u32 cookie = ntohl(th->ack_seq) - 1; in __cookie_v6_check()
/linux-6.15/include/uapi/linux/
H A Dtcp.h29 __be32 ack_seq; member
/linux-6.15/drivers/net/ethernet/chelsio/cxgb/
H A Dcpl5_cmd.h393 u32 ack_seq; member

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