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authorDaniel Lee <[email protected]>2015-04-06 14:37:26 -0700
committerDavid S. Miller <[email protected]>2015-04-07 18:36:39 -0400
commit7f9b838b71eb78a27de27a12ca5de8542fac3115 (patch)
tree05567522b8a365930815675c5961c608f9157940 /include/linux/tcp.h
parent812034f11628aaaab0e2d7af1d3bc50a49eb396b (diff)
tcp: RFC7413 option support for Fast Open server
Fast Open has been using the experimental option with a magic number (RFC6994) to request and grant Fast Open cookies. This patch enables the server to support the official IANA option 34 in RFC7413 in addition. The change has passed all existing Fast Open tests with both old and new options at Google. Signed-off-by: Daniel Lee <[email protected]> Signed-off-by: Yuchung Cheng <[email protected]> Signed-off-by: Neal Cardwell <[email protected]> Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'include/linux/tcp.h')
-rw-r--r--include/linux/tcp.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index f869ae8afbaf..a48d00318683 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -58,6 +58,7 @@ static inline unsigned int tcp_optlen(const struct sk_buff *skb)
struct tcp_fastopen_cookie {
s8 len;
u8 val[TCP_FASTOPEN_COOKIE_MAX];
+ bool exp; /* In RFC6994 experimental option format */
};
/* This defines a selective acknowledgement block. */