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authorPablo Neira Ayuso <pablo@netfilter.org>2007-03-14 16:45:19 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:25:57 -0700
commitc8e2078cfe414a99cf6f2f2f1d78c7e75392e9d4 (patch)
tree35f283c122ef0e82f0a76f7d42591ecaf77aa3f0 /include/linux/netfilter/nf_conntrack_tcp.h
parent5c8ce7c92106434d2bdc9d5dfa5f62bf4546b296 (diff)
[NETFILTER]: ctnetlink: add support for internal tcp connection tracking flags handling
This patch let userspace programs set the IP_CT_TCP_BE_LIBERAL flag to force the pickup of established connections. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netfilter/nf_conntrack_tcp.h')
-rw-r--r--include/linux/netfilter/nf_conntrack_tcp.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/netfilter/nf_conntrack_tcp.h b/include/linux/netfilter/nf_conntrack_tcp.h
index 007af4c2770b..22ce29995f13 100644
--- a/include/linux/netfilter/nf_conntrack_tcp.h
+++ b/include/linux/netfilter/nf_conntrack_tcp.h
@@ -30,6 +30,11 @@ enum tcp_conntrack {
/* Be liberal in window checking */
#define IP_CT_TCP_FLAG_BE_LIBERAL 0x08
+struct nf_ct_tcp_flags {
+ u_int8_t flags;
+ u_int8_t mask;
+};
+
#ifdef __KERNEL__
struct ip_ct_tcp_state {