From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McHardy Subject: [NETFILTER 04/18]: conntrack: introduce connection mark event Date: Tue, 22 Aug 2006 00:52:23 +0200 (MEST) Message-ID: <20060821225223.10288.810.sendpatchset@localhost.localdomain> References: <20060821225217.10288.69738.sendpatchset@localhost.localdomain> Cc: netfilter-devel@lists.netfilter.org, Patrick McHardy Return-path: To: davem@davemloft.net In-Reply-To: <20060821225217.10288.69738.sendpatchset@localhost.localdomain> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: netfilter-devel-bounces@lists.netfilter.org Errors-To: netfilter-devel-bounces@lists.netfilter.org List-Id: netfilter-devel.vger.kernel.org [NETFILTER]: conntrack: introduce connection mark event This patch introduces the mark event. ctnetlink can use this to know if the mark needs to be dumped. Signed-off-by: Pablo Neira Ayuso Signed-off-by: Patrick McHardy --- commit 706761e6047b57ee8fa33c2eca912ffc5f36bfa7 tree 450fe3c2d130148e1e88909f1ef6b2b2ae1c0496 parent 55eeb35cfb789640cc0d3b179398b196286c5991 author Pablo Neira Ayuso Fri, 11 Aug 2006 21:01:12 +0200 committer Patrick McHardy Fri, 11 Aug 2006 21:01:12 +0200 include/linux/netfilter/nf_conntrack_common.h | 4 ++++ net/netfilter/xt_CONNMARK.c | 16 ++++++++++++++-- 2 files changed, 18 insertions(+), 2 deletions(-) diff --git a/include/linux/netfilter/nf_conntrack_common.h b/include/linux/netfilter/nf_conntrack_common.h index d2e4bd7..9e0dae0 100644 --- a/include/linux/netfilter/nf_conntrack_common.h +++ b/include/linux/netfilter/nf_conntrack_common.h @@ -125,6 +125,10 @@ enum ip_conntrack_events /* Counter highest bit has been set */ IPCT_COUNTER_FILLING_BIT = 11, IPCT_COUNTER_FILLING = (1 << IPCT_COUNTER_FILLING_BIT), + + /* Mark is set */ + IPCT_MARK_BIT = 12, + IPCT_MARK = (1 << IPCT_MARK_BIT), }; enum ip_conntrack_expect_events { diff --git a/net/netfilter/xt_CONNMARK.c b/net/netfilter/xt_CONNMARK.c index 60c375d..784482b 100644 --- a/net/netfilter/xt_CONNMARK.c +++ b/net/netfilter/xt_CONNMARK.c @@ -52,13 +52,25 @@ target(struct sk_buff **pskb, switch(markinfo->mode) { case XT_CONNMARK_SET: newmark = (*ctmark & ~markinfo->mask) | markinfo->mark; - if (newmark != *ctmark) + if (newmark != *ctmark) { *ctmark = newmark; +#ifdef CONFIG_IP_NF_CONNTRACK_EVENTS + ip_conntrack_event_cache(IPCT_MARK, *pskb); +#else + nf_conntrack_event_cache(IPCT_MARK, *pskb); +#endif + } break; case XT_CONNMARK_SAVE: newmark = (*ctmark & ~markinfo->mask) | ((*pskb)->nfmark & markinfo->mask); - if (*ctmark != newmark) + if (*ctmark != newmark) { *ctmark = newmark; +#ifdef CONFIG_IP_NF_CONNTRACK_EVENTS + ip_conntrack_event_cache(IPCT_MARK, *pskb); +#else + nf_conntrack_event_cache(IPCT_MARK, *pskb); +#endif + } break; case XT_CONNMARK_RESTORE: nfmark = (*pskb)->nfmark;