diff options
| author |   Marco Varlese <marco.varlese@suse.com> | 2018-02-02 17:17:51 +0100 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2018-02-05 15:09:52 +0000 |
| commit | 21c8baf9a77b49af3dd54a7f64ce34dc932f10c3 (patch) | |
| tree | cc542b1b297617616b129bc34d056e7fa269a495 /src/vnet/sctp/sctp.c | |
| parent | 7b0933a97d8830e288ab3e350b07656196599847 (diff) | |
SCTP: calculate RTO / RTT and RTTVAR as per RFC
This patch addresses the need to calculate the RTO / RTT and RTTVAR
according to the rules depicted by the RFC4960 at section 6.3.1
Change-Id: I1d346f3c67610070b3f602f32c7738d58b99ffed
Signed-off-by: Marco Varlese <marco.varlese@suse.com>
Diffstat (limited to 'src/vnet/sctp/sctp.c')
| -rw-r--r-- | src/vnet/sctp/sctp.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/vnet/sctp/sctp.c b/src/vnet/sctp/sctp.c index d0f37f4346e..bd62c3213e9 100644 --- a/src/vnet/sctp/sctp.c +++ b/src/vnet/sctp/sctp.c @@ -135,6 +135,7 @@ sctp_connection_timers_init (sctp_connection_t * sctp_conn) for (i = 0; i < MAX_SCTP_CONNECTIONS; i++) { sctp_conn->sub_conn[i].RTO = SCTP_RTO_INIT; + for (j = 0; j < SCTP_N_TIMERS; j++) { sctp_conn->sub_conn[i].timers[j] = SCTP_TIMER_HANDLE_INVALID; @@ -601,7 +602,6 @@ sctp_timer_init_handler (u32 conn_index, u32 timer_id) { sctp_connection_t *sctp_conn; - clib_warning (""); sctp_conn = sctp_connection_get (conn_index, vlib_get_thread_index ()); /* note: the connection may have already disappeared */ if (PREDICT_FALSE (sctp_conn == 0)) @@ -650,8 +650,6 @@ sctp_expired_timers_dispatch (u32 * expired_timers) (*sctp_timer_expiration_handlers[timer_id]) (connection_index, timer_id); } - - clib_warning (""); } void @@ -783,6 +781,15 @@ format_sctp_half_open (u8 * s, va_list * args) return format (s, "%U", format_sctp_connection_id, sctp_conn); } +void +sctp_update_time (f64 now, u8 thread_index) +{ + sctp_set_time_now (thread_index); + tw_timer_expire_timers_16t_2w_512sl (&sctp_main.timer_wheels[thread_index], + now); + sctp_flush_frames_to_output (thread_index); +} + /* *INDENT OFF* */ const static transport_proto_vft_t sctp_proto = { .enable = sctp_enable_disable, @@ -795,6 +802,7 @@ const static transport_proto_vft_t sctp_proto = { .send_mss = sctp_session_send_mss, .send_space = sctp_session_send_space, .tx_fifo_offset = NULL, //sctp_session_tx_fifo_offset, + .update_time = sctp_update_time, .get_connection = sctp_session_get_transport, .get_listener = sctp_session_get_listener, .get_half_open = sctp_half_open_session_get_transport, |