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authorPablo Neira Ayuso <pablo@netfilter.org>2009-12-29 18:47:10 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2010-02-16 14:56:28 +0100
commitfb61c68dd0ba2e6ce98516ddbbd3b10638f4bcea (patch)
tree0ad4f9153439bd7cee3340dbe7c02fb2f3e3e0d4 /include
parent0d64ef303faf501398f0a241c3ab02855d8898b6 (diff)
src: add support for TCP window scale factor
This patch adds the missing bits to support the modification of the TCP window scale factor in a conntrack entry. The kernel support has been already there since 2.6.23. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include')
-rw-r--r--include/internal/object.h1
-rw-r--r--include/libnetfilter_conntrack/libnetfilter_conntrack.h2
2 files changed, 3 insertions, 0 deletions
diff --git a/include/internal/object.h b/include/internal/object.h
index 04d64b6..514ddee 100644
--- a/include/internal/object.h
+++ b/include/internal/object.h
@@ -126,6 +126,7 @@ union __nfct_protoinfo {
u_int8_t value;
u_int8_t mask;
} flags[__DIR_MAX];
+ u_int8_t wscale[__DIR_MAX];
} tcp;
struct {
u_int8_t state;
diff --git a/include/libnetfilter_conntrack/libnetfilter_conntrack.h b/include/libnetfilter_conntrack/libnetfilter_conntrack.h
index 93645a3..48b3621 100644
--- a/include/libnetfilter_conntrack/libnetfilter_conntrack.h
+++ b/include/libnetfilter_conntrack/libnetfilter_conntrack.h
@@ -124,6 +124,8 @@ enum nf_conntrack_attr {
ATTR_DCCP_STATE = 56, /* u8 bits */
ATTR_DCCP_ROLE, /* u8 bits */
ATTR_DCCP_HANDSHAKE_SEQ, /* u64 bits */
+ ATTR_TCP_WSCALE_ORIG, /* u8 bits */
+ ATTR_TCP_WSCALE_REPL = 60, /* u8 bits */
ATTR_MAX
};