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head/sys/netinet/tcp_var.h
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*/ | */ | ||||
#define TO_SYN 0x01 /* parse SYN-only options */ | #define TO_SYN 0x01 /* parse SYN-only options */ | ||||
struct hc_metrics_lite { /* must stay in sync with hc_metrics */ | struct hc_metrics_lite { /* must stay in sync with hc_metrics */ | ||||
u_long rmx_mtu; /* MTU for this path */ | u_long rmx_mtu; /* MTU for this path */ | ||||
u_long rmx_ssthresh; /* outbound gateway buffer limit */ | u_long rmx_ssthresh; /* outbound gateway buffer limit */ | ||||
u_long rmx_rtt; /* estimated round trip time */ | u_long rmx_rtt; /* estimated round trip time */ | ||||
u_long rmx_rttvar; /* estimated rtt variance */ | u_long rmx_rttvar; /* estimated rtt variance */ | ||||
u_long rmx_bandwidth; /* estimated bandwidth */ | |||||
u_long rmx_cwnd; /* congestion window */ | u_long rmx_cwnd; /* congestion window */ | ||||
u_long rmx_sendpipe; /* outbound delay-bandwidth product */ | u_long rmx_sendpipe; /* outbound delay-bandwidth product */ | ||||
u_long rmx_recvpipe; /* inbound delay-bandwidth product */ | u_long rmx_recvpipe; /* inbound delay-bandwidth product */ | ||||
}; | }; | ||||
/* | /* | ||||
* Used by tcp_maxmtu() to communicate interface specific features | * Used by tcp_maxmtu() to communicate interface specific features | ||||
* and limits at the time of connection setup. | * and limits at the time of connection setup. | ||||
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