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Diffstat (limited to 'include/linux/netfilter/nf_conntrack_tcp.h')
-rw-r--r--include/linux/netfilter/nf_conntrack_tcp.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/netfilter/nf_conntrack_tcp.h b/include/linux/netfilter/nf_conntrack_tcp.h
index 4352feed2377..6e135f97e59a 100644
--- a/include/linux/netfilter/nf_conntrack_tcp.h
+++ b/include/linux/netfilter/nf_conntrack_tcp.h
@@ -55,8 +55,7 @@ struct ip_ct_tcp_state {
u_int8_t flags; /* per direction options */
};
-struct ip_ct_tcp
-{
+struct ip_ct_tcp {
struct ip_ct_tcp_state seen[2]; /* connection parameters per direction */
u_int8_t state; /* state of the connection (enum tcp_conntrack) */
/* For detecting stale connections */
@@ -67,6 +66,9 @@ struct ip_ct_tcp
u_int32_t last_ack; /* Last sequence number seen in opposite dir */
u_int32_t last_end; /* Last seq + len */
u_int16_t last_win; /* Last window advertisement seen in dir */
+ /* For SYN packets while we may be out-of-sync */
+ u_int8_t last_wscale; /* Last window scaling factor seen */
+ u_int8_t last_flags; /* Last flags set */
};
#endif /* __KERNEL__ */