tcp_seq snd_wl1; /* window update seg seq number */
tcp_seq snd_wl2; /* window update seg ack number */
tcp_seq iss; /* initial send sequence number */
- u_int32_t snd_wnd; /* send window */
+ uint32_t snd_wnd; /* send window */
/* receive sequence variables */
- u_int32_t rcv_wnd; /* receive window */
+ uint32_t rcv_wnd; /* receive window */
tcp_seq rcv_nxt; /* receive next */
tcp_seq rcv_up; /* receive urgent pointer */
tcp_seq irs; /* initial receive sequence number */
* used to recognize retransmits
*/
/* congestion control (for slow start, source quench, retransmit after loss) */
- u_int32_t snd_cwnd; /* congestion-controlled window */
- u_int32_t snd_ssthresh; /* snd_cwnd size threshold for
+ uint32_t snd_cwnd; /* congestion-controlled window */
+ uint32_t snd_ssthresh; /* snd_cwnd size threshold for
* for slow start exponential to
* linear switch
*/
short t_srtt; /* smoothed round-trip time */
short t_rttvar; /* variance in round-trip time */
u_short t_rttmin; /* minimum rtt allowed */
- u_int32_t max_sndwnd; /* largest window peer has offered */
+ uint32_t max_sndwnd; /* largest window peer has offered */
/* out-of-band data */
char t_oobflags; /* have some */
u_char rcv_scale; /* window scaling for recv window */
u_char request_r_scale; /* pending window scaling */
u_char requested_s_scale;
- u_int32_t ts_recent; /* timestamp echo data */
- u_int32_t ts_recent_age; /* when last updated */
+ uint32_t ts_recent; /* timestamp echo data */
+ uint32_t ts_recent_age; /* when last updated */
tcp_seq last_ack_sent;
};
#define TCP_REXMTVAL(tp) \
(((tp)->t_srtt >> TCP_RTT_SHIFT) + (tp)->t_rttvar)
-#ifdef LOG_ENABLED
-/*
- * TCP statistics.
- * Many of these should be kept per connection,
- * but that's inconvenient at the moment.
- */
-struct tcpstat {
- u_long tcps_connattempt; /* connections initiated */
- u_long tcps_accepts; /* connections accepted */
- u_long tcps_connects; /* connections established */
- u_long tcps_drops; /* connections dropped */
- u_long tcps_conndrops; /* embryonic connections dropped */
- u_long tcps_closed; /* conn. closed (includes drops) */
- u_long tcps_segstimed; /* segs where we tried to get rtt */
- u_long tcps_rttupdated; /* times we succeeded */
- u_long tcps_delack; /* delayed acks sent */
- u_long tcps_timeoutdrop; /* conn. dropped in rxmt timeout */
- u_long tcps_rexmttimeo; /* retransmit timeouts */
- u_long tcps_persisttimeo; /* persist timeouts */
- u_long tcps_keeptimeo; /* keepalive timeouts */
- u_long tcps_keepprobe; /* keepalive probes sent */
- u_long tcps_keepdrops; /* connections dropped in keepalive */
-
- u_long tcps_sndtotal; /* total packets sent */
- u_long tcps_sndpack; /* data packets sent */
- u_long tcps_sndbyte; /* data bytes sent */
- u_long tcps_sndrexmitpack; /* data packets retransmitted */
- u_long tcps_sndrexmitbyte; /* data bytes retransmitted */
- u_long tcps_sndacks; /* ack-only packets sent */
- u_long tcps_sndprobe; /* window probes sent */
- u_long tcps_sndurg; /* packets sent with URG only */
- u_long tcps_sndwinup; /* window update-only packets sent */
- u_long tcps_sndctrl; /* control (SYN|FIN|RST) packets sent */
-
- u_long tcps_rcvtotal; /* total packets received */
- u_long tcps_rcvpack; /* packets received in sequence */
- u_long tcps_rcvbyte; /* bytes received in sequence */
- u_long tcps_rcvbadsum; /* packets received with ccksum errs */
- u_long tcps_rcvbadoff; /* packets received with bad offset */
- u_long tcps_rcvduppack; /* duplicate-only packets received */
- u_long tcps_rcvdupbyte; /* duplicate-only bytes received */
- u_long tcps_rcvpartduppack; /* packets with some duplicate data */
- u_long tcps_rcvpartdupbyte; /* dup. bytes in part-dup. packets */
- u_long tcps_rcvoopack; /* out-of-order packets received */
- u_long tcps_rcvoobyte; /* out-of-order bytes received */
- u_long tcps_rcvpackafterwin; /* packets with data after window */
- u_long tcps_rcvbyteafterwin; /* bytes rcvd after window */
- u_long tcps_rcvafterclose; /* packets rcvd after "close" */
- u_long tcps_rcvwinprobe; /* rcvd window probe packets */
- u_long tcps_rcvdupack; /* rcvd duplicate acks */
- u_long tcps_rcvacktoomuch; /* rcvd acks for unsent data */
- u_long tcps_rcvackpack; /* rcvd ack packets */
- u_long tcps_rcvackbyte; /* bytes acked by rcvd acks */
- u_long tcps_rcvwinupd; /* rcvd window update packets */
- u_long tcps_predack; /* times hdr predict ok for acks */
- u_long tcps_preddat; /* times hdr predict ok for data pkts */
- u_long tcps_socachemiss; /* tcp_last_so misses */
- u_long tcps_didnuttin; /* Times tcp_output didn't do anything XXX */
-};
-
-extern struct tcpstat tcpstat; /* tcp statistics */
-#endif
-
-extern u_int32_t tcp_now; /* for RFC 1323 timestamps */
-
#endif
projects / qemu.git / blobdiff