tcp_flight_size (tc), tcp_available_output_snd_space (tc),
tcp_rcv_wnd_available (tc));
s = format (s, " tsval_recent %u\n", tc->tsval_recent);
- s = format (s, " tsecr %u tsecr_last_ack %u tsval_recent_age %u\n",
+ s = format (s, " tsecr %u tsecr_last_ack %u tsval_recent_age %u",
tc->rcv_opts.tsecr, tc->tsecr_last_ack,
tcp_time_now () - tc->tsval_recent_age);
+ s = format (s, " snd_mss %u\n", tc->snd_mss);
s = format (s, " rto %u rto_boff %u srtt %u us %.3f rttvar %u rtt_ts %.4f",
tc->rto, tc->rto_boff, tc->srtt, tc->mrtt_us * 1000, tc->rttvar,
tc->rtt_ts);
tcp_api_reference ();
tm->tx_pacing = 1;
tm->cc_algo = TCP_CC_NEWRENO;
+ tm->default_mtu = 1460;
return 0;
}
else if (unformat (input, "max-rx-fifo %U", unformat_memory_size,
&tm->max_rx_fifo))
;
+ else if (unformat (input, "mtu %d", &tm->default_mtu))
+ ;
else if (unformat (input, "no-tx-pacing"))
tm->tx_pacing = 0;
else if (unformat (input, "cc-algo %U", unformat_tcp_cc_algo,
* rfc 7323 window scaling factor */
u32 max_rx_fifo;
+ /** Default MTU to be used when establishing connections */
+ u16 default_mtu;
+
/** Number of preallocated connections */
u32 preallocated_connections;
u32 preallocated_half_open_connections;
tcp_connection_t tcp_connection;
} tcp_tx_trace_t;
-#ifndef CLIB_MARCH_VARIANT
-u16 dummy_mtu = 1460;
-#endif /* CLIB_MARCH_VARIANT */
-
static u8 *
format_tcp_tx_trace (u8 * s, va_list * args)
{
tcp_update_rcv_mss (tcp_connection_t * tc)
{
/* TODO find our iface MTU */
- tc->mss = dummy_mtu - sizeof (tcp_header_t);
+ tc->mss = tcp_main.default_mtu - sizeof (tcp_header_t);
}
/**
u8 len = 0;
opts->flags |= TCP_OPTS_FLAG_MSS;
- opts->mss = dummy_mtu; /*XXX discover that */
+ opts->mss = tcp_main.default_mtu; /*XXX discover that */
len += TCP_OPTION_LEN_MSS;
opts->flags |= TCP_OPTS_FLAG_WSCALE;