diff options
| author | Robert Watson <rwatson@FreeBSD.org> | 2008-12-10 11:11:43 +0000 |
|---|---|---|
| committer | Robert Watson <rwatson@FreeBSD.org> | 2008-12-10 11:11:43 +0000 |
| commit | 5d045651013e47d409be94a0ac6d8f3c73549b82 (patch) | |
| tree | bcfb7391782068248b60f5410342891276dc6f2a /sys | |
| parent | c3ce7a790cd26be6fbf8cd565f53315896065ba1 (diff) | |
Notes
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/netinet/tcp_syncache.h | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/sys/netinet/tcp_syncache.h b/sys/netinet/tcp_syncache.h index 8ee92460b0b6..c367d33a7ae4 100644 --- a/sys/netinet/tcp_syncache.h +++ b/sys/netinet/tcp_syncache.h @@ -56,7 +56,6 @@ struct syncache { struct in_conninfo sc_inc; /* addresses */ int sc_rxttime; /* retransmit time */ u_int16_t sc_rxmits; /* retransmit counter */ - u_int32_t sc_tsreflect; /* timestamp to reflect */ u_int32_t sc_ts; /* our timestamp to send */ u_int32_t sc_tsoff; /* ts offset w/ syncookies */ @@ -64,7 +63,6 @@ struct syncache { tcp_seq sc_irs; /* seq from peer */ tcp_seq sc_iss; /* our ISS */ struct mbuf *sc_ipopts; /* source route */ - u_int16_t sc_peer_mss; /* peer's MSS */ u_int16_t sc_wnd; /* advertised window */ u_int8_t sc_ip_ttl; /* IPv4 TTL */ @@ -72,14 +70,6 @@ struct syncache { u_int8_t sc_requested_s_scale:4, sc_requested_r_scale:4; u_int16_t sc_flags; -#define SCF_NOOPT 0x01 /* no TCP options */ -#define SCF_WINSCALE 0x02 /* negotiated window scaling */ -#define SCF_TIMESTAMP 0x04 /* negotiated timestamps */ - /* MSS is implicit */ -#define SCF_UNREACH 0x10 /* icmp unreachable received */ -#define SCF_SIGNATURE 0x20 /* send MD5 digests */ -#define SCF_SACK 0x80 /* send SACK option */ -#define SCF_ECN 0x100 /* send ECN setup packet */ #ifndef TCP_OFFLOAD_DISABLE struct toe_usrreqs *sc_tu; /* TOE operations */ void *sc_toepcb; /* TOE protocol block */ @@ -90,6 +80,18 @@ struct syncache { struct ucred *sc_cred; /* cred cache for jail checks */ }; +/* + * Flags for the sc_flags field. + */ +#define SCF_NOOPT 0x01 /* no TCP options */ +#define SCF_WINSCALE 0x02 /* negotiated window scaling */ +#define SCF_TIMESTAMP 0x04 /* negotiated timestamps */ + /* MSS is implicit */ +#define SCF_UNREACH 0x10 /* icmp unreachable received */ +#define SCF_SIGNATURE 0x20 /* send MD5 digests */ +#define SCF_SACK 0x80 /* send SACK option */ +#define SCF_ECN 0x100 /* send ECN setup packet */ + #define SYNCOOKIE_SECRET_SIZE 8 /* dwords */ #define SYNCOOKIE_LIFETIME 16 /* seconds */ |