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authorPablo Neira Ayuso <pablo@netfilter.org>2009-05-23 12:54:51 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2009-05-23 12:54:51 +0200
commitef047d03613bf9fa105db009773136817e2ec4c6 (patch)
tree7bdeaa64da5ebe1aeb79bdfaa8c24fa8de2cfad7 /include/origin.h
parent0374398fd14bf587d80d9d31e361e266e69387c8 (diff)
downloadconntrack-tools-ef047d03613bf9fa105db009773136817e2ec4c6.tar.gz
conntrack-tools-ef047d03613bf9fa105db009773136817e2ec4c6.zip
conntrackd: detect where the events comes from
Since Linux kernel 2.6.29, ctnetlink reports the changes that have been done using ctnetlink. With this patch, conntrackd can recognize who is the origin of the event messages. For example, this is interesting to avoid a messy implicit bulk send during the commit of entries. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include/origin.h')
-rw-r--r--include/origin.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/origin.h b/include/origin.h
new file mode 100644
index 0000000..b2d1823
--- /dev/null
+++ b/include/origin.h
@@ -0,0 +1,14 @@
+#ifndef _ORIGIN_H_
+#define _ORIGIN_H_
+
+enum {
+ CTD_ORIGIN_NOT_ME = 0, /* this event comes from the kernel or
+ any process, but not conntrackd */
+ CTD_ORIGIN_COMMIT, /* event comes from committer */
+};
+
+int origin_register(struct nfct_handle *h, int origin_type);
+int origin_find(const struct nlmsghdr *nlh);
+int origin_unregister(struct nfct_handle *h);
+
+#endif