| #ifndef _IP_CONNTRACK_TCP_H |
| #define _IP_CONNTRACK_TCP_H |
| /* TCP tracking. */ |
| |
| enum tcp_conntrack { |
| TCP_CONNTRACK_NONE, |
| TCP_CONNTRACK_ESTABLISHED, |
| TCP_CONNTRACK_SYN_SENT, |
| TCP_CONNTRACK_SYN_RECV, |
| TCP_CONNTRACK_FIN_WAIT, |
| TCP_CONNTRACK_TIME_WAIT, |
| TCP_CONNTRACK_CLOSE, |
| TCP_CONNTRACK_CLOSE_WAIT, |
| TCP_CONNTRACK_LAST_ACK, |
| TCP_CONNTRACK_LISTEN, |
| TCP_CONNTRACK_MAX |
| }; |
| |
| struct ip_ct_tcp |
| { |
| enum tcp_conntrack state; |
| |
| /* Poor man's window tracking: sequence number of valid ACK |
| handshake completion packet */ |
| u_int32_t handshake_ack; |
| }; |
| |
| #endif /* _IP_CONNTRACK_TCP_H */ |
