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- /*
- * TCP Vegas congestion control interface
- */
- #ifndef __TCP_VEGAS_H
- #define __TCP_VEGAS_H 1
- /* Vegas variables */
- struct vegas {
- u32 beg_snd_nxt; /* right edge during last RTT */
- u32 beg_snd_una; /* left edge during last RTT */
- u32 beg_snd_cwnd; /* saves the size of the cwnd */
- u8 doing_vegas_now;/* if true, do vegas for this RTT */
- u16 cntRTT; /* # of RTTs measured within last RTT */
- u32 minRTT; /* min of RTTs measured within last RTT (in usec) */
- u32 baseRTT; /* the min of all Vegas RTT measurements seen (in usec) */
- };
- void tcp_vegas_init(struct sock *sk);
- void tcp_vegas_state(struct sock *sk, u8 ca_state);
- void tcp_vegas_pkts_acked(struct sock *sk, u32 cnt, s32 rtt_us);
- void tcp_vegas_cwnd_event(struct sock *sk, enum tcp_ca_event event);
- size_t tcp_vegas_get_info(struct sock *sk, u32 ext, int *attr,
- union tcp_cc_info *info);
- #endif /* __TCP_VEGAS_H */
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