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authorArturo Borrero <arturo.borrero.glez@gmail.com>2016-05-18 19:05:12 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2016-05-20 11:36:45 +0200
commit367ebb13c9a21d59633d307fafc12337b46888eb (patch)
tree81a0d59dc1ef038b68b22b55274dbb86a41c8382 /src/parse.c
parent5b76aa21481d5895cd8e301dc554c42f02c1374a (diff)
conntrackd: add support for NTA_(S|D)NAT_IPV6
So we can properly sync NATed IPv6 connections. Thanks to Florian Westphal for originally ponting me to this lack of support in conntrackd, which saved me a lot of time. Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/parse.c')
-rw-r--r--src/parse.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/parse.c b/src/parse.c
index 919d36c..d5d9b59 100644
--- a/src/parse.c
+++ b/src/parse.c
@@ -29,6 +29,7 @@
static void ct_parse_u8(struct nf_conntrack *ct, int attr, void *data);
static void ct_parse_u16(struct nf_conntrack *ct, int attr, void *data);
static void ct_parse_u32(struct nf_conntrack *ct, int attr, void *data);
+static void ct_parse_u128(struct nf_conntrack *ct, int attr, void *data);
static void ct_parse_str(struct nf_conntrack *ct,
const struct netattr *, void *data);
static void ct_parse_group(struct nf_conntrack *ct, int attr, void *data);
@@ -189,6 +190,16 @@ static struct ct_parser h[NTA_MAX] = {
.attr = ATTR_CONNLABELS,
.max_size = NTA_SIZE(NTA_LABELS_MAX_SIZE),
},
+ [NTA_SNAT_IPV6] = {
+ .parse = ct_parse_u128,
+ .attr = ATTR_SNAT_IPV6,
+ .size = NTA_SIZE(sizeof(uint32_t) * 4),
+ },
+ [NTA_DNAT_IPV6] = {
+ .parse = ct_parse_u128,
+ .attr = ATTR_DNAT_IPV6,
+ .size = NTA_SIZE(sizeof(uint32_t) * 4),
+ },
};
static void
@@ -213,6 +224,12 @@ ct_parse_u32(struct nf_conntrack *ct, int attr, void *data)
}
static void
+ct_parse_u128(struct nf_conntrack *ct, int attr, void *data)
+{
+ nfct_set_attr(ct, h[attr].attr, data);
+}
+
+static void
ct_parse_str(struct nf_conntrack *ct, const struct netattr *attr, void *data)
{
nfct_set_attr(ct, h[attr->nta_attr].attr, data);