Defines | |
| #define | TCP_NSTATES 11 |
| Total number of possible states. | |
| #define | TCPS_CLOSED 0 |
| closed | |
| #define | TCPS_LISTEN 1 |
| listening for connection | |
| #define | TCPS_SYN_SENT 2 |
| active, have sent syn | |
| #define | TCPS_SYN_RECEIVED 3 |
| have sent and received syn | |
| #define | TCPS_ESTABLISHED 4 |
| established | |
| #define | TCPS_CLOSE_WAIT 5 |
| rcvd fin, waiting for close | |
| #define | TCPS_FIN_WAIT_1 6 |
| have closed, sent fin | |
| #define | TCPS_CLOSING 7 |
| closed xchd FIN; await FIN ACK | |
| #define | TCPS_LAST_ACK 8 |
| had fin and close; await FIN ACK | |
| #define | TCPS_FIN_WAIT_2 9 |
| have closed, fin is acked | |
| #define | TCPS_TIME_WAIT 10 |
| in 2*msl quiet wait after close | |
Functions | |
| void | NutTcpStateMachine (NETBUF *nb) |
| Process incoming TCP segments. | |
| int | NutTcpInitStateMachine (void) |
| Start TCP state machine. | |
| int | NutTcpStatePassiveOpenEvent (TCPSOCKET *sock) |
| Initiated by the application. | |
| int | NutTcpStateActiveOpenEvent (TCPSOCKET *sock) |
| Initiated by the application. | |
| int | NutTcpStateCloseEvent (TCPSOCKET *sock) |
| Socket close by application. | |
| int | NutTcpStateWindowEvent (TCPSOCKET *sock) |
| Initiated by the application. | |
| int | NutTcpStateRetranTimeout (TCPSOCKET *sock) |
| Retransmit a segment after ACK timeout. | |