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| author | pkelsey <pkelsey@FreeBSD.org> | 2015-12-28 02:43:12 +0000 |
|---|---|---|
| committer | pkelsey <pkelsey@FreeBSD.org> | 2015-12-28 02:43:12 +0000 |
| commit | ca800abb78cb6010f8fa04bd0ba6cb26e7722d92 (patch) | |
| tree | d59fdf105fd7c8c6f25f22dda7cc1ca51c702fe8 /sys/netinet/tcp.h | |
| parent | a2034803c3289c1600ea2ec5fa2e9dbed47bdc62 (diff) | |
| download | FreeBSD-src-ca800abb78cb6010f8fa04bd0ba6cb26e7722d92.zip FreeBSD-src-ca800abb78cb6010f8fa04bd0ba6cb26e7722d92.tar.gz | |
MFC r292706:
Implementation of server-side TCP Fast Open (TFO) [RFC7413].
TFO is disabled by default in the kernel build. See the top comment
in sys/netinet/tcp_fastopen.c for implementation particulars.
Differential Revision: https://reviews.freebsd.org/D4350
Sponsored by: Verisign, Inc.
Diffstat (limited to 'sys/netinet/tcp.h')
| -rw-r--r-- | sys/netinet/tcp.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/netinet/tcp.h b/sys/netinet/tcp.h index fb2f810..7e3a1a3 100644 --- a/sys/netinet/tcp.h +++ b/sys/netinet/tcp.h @@ -97,6 +97,10 @@ struct tcphdr { #define TCPOLEN_TSTAMP_APPA (TCPOLEN_TIMESTAMP+2) /* appendix A */ #define TCPOPT_SIGNATURE 19 /* Keyed MD5: RFC 2385 */ #define TCPOLEN_SIGNATURE 18 +#define TCPOPT_FAST_OPEN 34 +#define TCPOLEN_FAST_OPEN_EMPTY 2 +#define TCPOLEN_FAST_OPEN_MIN 6 +#define TCPOLEN_FAST_OPEN_MAX 18 /* Miscellaneous constants */ #define MAX_SACK_BLKS 6 /* Max # SACK blocks stored at receiver side */ @@ -165,6 +169,7 @@ struct tcphdr { #define TCP_KEEPIDLE 256 /* L,N,X start keeplives after this period */ #define TCP_KEEPINTVL 512 /* L,N interval between keepalives */ #define TCP_KEEPCNT 1024 /* L,N number of keepalives before close */ +#define TCP_FASTOPEN 1025 /* enable TFO / was created via TFO */ /* Start of reserved space for third-party user-settable options. */ #define TCP_VENDOR SO_VENDOR |
