diff options
author | Pablo Neira Ayuso <pablo@netfilter.org> | 2007-03-14 23:45:19 (GMT) |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-26 05:25:57 (GMT) |
commit | c8e2078cfe414a99cf6f2f2f1d78c7e75392e9d4 (patch) | |
tree | 35f283c122ef0e82f0a76f7d42591ecaf77aa3f0 /include | |
parent | 5c8ce7c92106434d2bdc9d5dfa5f62bf4546b296 (diff) | |
download | linux-fsl-qoriq-c8e2078cfe414a99cf6f2f2f1d78c7e75392e9d4.tar.xz |
[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')
-rw-r--r-- | include/linux/netfilter/nf_conntrack_tcp.h | 5 | ||||
-rw-r--r-- | include/linux/netfilter/nfnetlink_conntrack.h | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/netfilter/nf_conntrack_tcp.h b/include/linux/netfilter/nf_conntrack_tcp.h index 007af4c..22ce299 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 { diff --git a/include/linux/netfilter/nfnetlink_conntrack.h b/include/linux/netfilter/nfnetlink_conntrack.h index b5883cc..d7c3503 100644 --- a/include/linux/netfilter/nfnetlink_conntrack.h +++ b/include/linux/netfilter/nfnetlink_conntrack.h @@ -83,6 +83,10 @@ enum ctattr_protoinfo { enum ctattr_protoinfo_tcp { CTA_PROTOINFO_TCP_UNSPEC, CTA_PROTOINFO_TCP_STATE, + CTA_PROTOINFO_TCP_WSCALE_ORIGINAL, + CTA_PROTOINFO_TCP_WSCALE_REPLY, + CTA_PROTOINFO_TCP_FLAGS_ORIGINAL, + CTA_PROTOINFO_TCP_FLAGS_REPLY, __CTA_PROTOINFO_TCP_MAX }; #define CTA_PROTOINFO_TCP_MAX (__CTA_PROTOINFO_TCP_MAX - 1) |