[NETFILTER]: nf_nat: move NAT ctnetlink helpers to nf_nat_proto_common
Move to nf_nat_proto_common and rename to nf_nat_proto_... since they're
also used by protocols that don't have port numbers.
Signed-off-by: Patrick McHardy <kaber@xxxxxxxxx>
---
commit 89cebbb26f6542cdeb224adc6c871150221dd0c9
tree 881669d5955c28cb3a3ab0f9e0af939312e58559
parent 2cfcdfef4681d3fc734f0c8e11c78425098731c6
author Patrick McHardy <kaber@xxxxxxxxx> Mon, 14 Apr 2008 12:10:49 +0200
committer Patrick McHardy <kaber@xxxxxxxxx> Mon, 14 Apr 2008 12:10:49 +0200
include/net/netfilter/nf_nat_protocol.h | 8 +++---
net/ipv4/netfilter/nf_nat_core.c | 40 ------------------------------
net/ipv4/netfilter/nf_nat_proto_common.c | 38 +++++++++++++++++++++++++++++
net/ipv4/netfilter/nf_nat_proto_gre.c | 4 ++-
net/ipv4/netfilter/nf_nat_proto_icmp.c | 4 ++-
net/ipv4/netfilter/nf_nat_proto_tcp.c | 4 ++-
net/ipv4/netfilter/nf_nat_proto_udp.c | 4 ++-
7 files changed, 50 insertions(+), 52 deletions(-)
diff --git a/include/net/netfilter/nf_nat_protocol.h b/include/net/netfilter/nf_nat_protocol.h
index fa06f6d..8ce2276 100644
--- a/include/net/netfilter/nf_nat_protocol.h
+++ b/include/net/netfilter/nf_nat_protocol.h
@@ -73,9 +73,9 @@ extern int nf_nat_proto_unique_tuple(struct nf_conntrack_tuple *tuple,
const struct nf_conn *ct,
u_int16_t *rover);
-extern int nf_nat_port_range_to_nlattr(struct sk_buff *skb,
- const struct nf_nat_range *range);
-extern int nf_nat_port_nlattr_to_range(struct nlattr *tb[],
- struct nf_nat_range *range);
+extern int nf_nat_proto_range_to_nlattr(struct sk_buff *skb,
+ const struct nf_nat_range *range);
+extern int nf_nat_proto_nlattr_to_range(struct nlattr *tb[],
+ struct nf_nat_range *range);
#endif /*_NF_NAT_PROTO_H*/
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c
index 37b7125..105bf61 100644
--- a/net/ipv4/netfilter/nf_nat_core.c
+++ b/net/ipv4/netfilter/nf_nat_core.c
@@ -544,46 +544,6 @@ void nf_nat_protocol_unregister(const struct nf_nat_protocol *proto)
}
EXPORT_SYMBOL(nf_nat_protocol_unregister);
-#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
-int
-nf_nat_port_range_to_nlattr(struct sk_buff *skb,
- const struct nf_nat_range *range)
-{
- NLA_PUT_BE16(skb, CTA_PROTONAT_PORT_MIN, range->min.tcp.port);
- NLA_PUT_BE16(skb, CTA_PROTONAT_PORT_MAX, range->max.tcp.port);
-
- return 0;
-
-nla_put_failure:
- return -1;
-}
-EXPORT_SYMBOL_GPL(nf_nat_port_nlattr_to_range);
-
-int
-nf_nat_port_nlattr_to_range(struct nlattr *tb[], struct nf_nat_range *range)
-{
- int ret = 0;
-
- /* we have to return whether we actually parsed something or not */
-
- if (tb[CTA_PROTONAT_PORT_MIN]) {
- ret = 1;
- range->min.tcp.port = nla_get_be16(tb[CTA_PROTONAT_PORT_MIN]);
- }
-
- if (!tb[CTA_PROTONAT_PORT_MAX]) {
- if (ret)
- range->max.tcp.port = range->min.tcp.port;
- } else {
- ret = 1;
- range->max.tcp.port = nla_get_be16(tb[CTA_PROTONAT_PORT_MAX]);
- }
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(nf_nat_port_range_to_nlattr);
-#endif
-
/* Noone using conntrack by the time this called. */
static void nf_nat_cleanup_conntrack(struct nf_conn *ct)
{
diff --git a/net/ipv4/netfilter/nf_nat_proto_common.c b/net/ipv4/netfilter/nf_nat_proto_common.c
index 871ab0e..ef4dc39 100644
--- a/net/ipv4/netfilter/nf_nat_proto_common.c
+++ b/net/ipv4/netfilter/nf_nat_proto_common.c
@@ -88,3 +88,41 @@ int nf_nat_proto_unique_tuple(struct nf_conntrack_tuple *tuple,
return 0;
}
EXPORT_SYMBOL_GPL(nf_nat_proto_unique_tuple);
+
+#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
+int nf_nat_proto_range_to_nlattr(struct sk_buff *skb,
+ const struct nf_nat_range *range)
+{
+ NLA_PUT_BE16(skb, CTA_PROTONAT_PORT_MIN, range->min.all);
+ NLA_PUT_BE16(skb, CTA_PROTONAT_PORT_MAX, range->max.all);
+ return 0;
+
+nla_put_failure:
+ return -1;
+}
+EXPORT_SYMBOL_GPL(nf_nat_proto_nlattr_to_range);
+
+int nf_nat_proto_nlattr_to_range(struct nlattr *tb[],
+ struct nf_nat_range *range)
+{
+ int ret = 0;
+
+ /* we have to return whether we actually parsed something or not */
+
+ if (tb[CTA_PROTONAT_PORT_MIN]) {
+ ret = 1;
+ range->min.all = nla_get_be16(tb[CTA_PROTONAT_PORT_MIN]);
+ }
+
+ if (!tb[CTA_PROTONAT_PORT_MAX]) {
+ if (ret)
+ range->max.all = range->min.all;
+ } else {
+ ret = 1;
+ range->max.all = nla_get_be16(tb[CTA_PROTONAT_PORT_MAX]);
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(nf_nat_proto_range_to_nlattr);
+#endif
diff --git a/net/ipv4/netfilter/nf_nat_proto_gre.c b/net/ipv4/netfilter/nf_nat_proto_gre.c
index 87af63d..71b0935 100644
--- a/net/ipv4/netfilter/nf_nat_proto_gre.c
+++ b/net/ipv4/netfilter/nf_nat_proto_gre.c
@@ -125,8 +125,8 @@ static const struct nf_nat_protocol gre = {
.in_range = nf_nat_proto_in_range,
.unique_tuple = gre_unique_tuple,
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
- .range_to_nlattr = nf_nat_port_range_to_nlattr,
- .nlattr_to_range = nf_nat_port_nlattr_to_range,
+ .range_to_nlattr = nf_nat_proto_range_to_nlattr,
+ .nlattr_to_range = nf_nat_proto_nlattr_to_range,
#endif
};
diff --git a/net/ipv4/netfilter/nf_nat_proto_icmp.c b/net/ipv4/netfilter/nf_nat_proto_icmp.c
index 03a0296..ca601f8 100644
--- a/net/ipv4/netfilter/nf_nat_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_nat_proto_icmp.c
@@ -79,7 +79,7 @@ const struct nf_nat_protocol nf_nat_protocol_icmp = {
.in_range = icmp_in_range,
.unique_tuple = icmp_unique_tuple,
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
- .range_to_nlattr = nf_nat_port_range_to_nlattr,
- .nlattr_to_range = nf_nat_port_nlattr_to_range,
+ .range_to_nlattr = nf_nat_proto_range_to_nlattr,
+ .nlattr_to_range = nf_nat_proto_nlattr_to_range,
#endif
};
diff --git a/net/ipv4/netfilter/nf_nat_proto_tcp.c b/net/ipv4/netfilter/nf_nat_proto_tcp.c
index f8c498f..1d73a11 100644
--- a/net/ipv4/netfilter/nf_nat_proto_tcp.c
+++ b/net/ipv4/netfilter/nf_nat_proto_tcp.c
@@ -88,7 +88,7 @@ const struct nf_nat_protocol nf_nat_protocol_tcp = {
.in_range = nf_nat_proto_in_range,
.unique_tuple = tcp_unique_tuple,
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
- .range_to_nlattr = nf_nat_port_range_to_nlattr,
- .nlattr_to_range = nf_nat_port_nlattr_to_range,
+ .range_to_nlattr = nf_nat_proto_range_to_nlattr,
+ .nlattr_to_range = nf_nat_proto_nlattr_to_range,
#endif
};
diff --git a/net/ipv4/netfilter/nf_nat_proto_udp.c b/net/ipv4/netfilter/nf_nat_proto_udp.c
index a182f5a..f36ce55 100644
--- a/net/ipv4/netfilter/nf_nat_proto_udp.c
+++ b/net/ipv4/netfilter/nf_nat_proto_udp.c
@@ -79,7 +79,7 @@ const struct nf_nat_protocol nf_nat_protocol_udp = {
.in_range = nf_nat_proto_in_range,
.unique_tuple = udp_unique_tuple,
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
- .range_to_nlattr = nf_nat_port_range_to_nlattr,
- .nlattr_to_range = nf_nat_port_nlattr_to_range,
+ .range_to_nlattr = nf_nat_proto_range_to_nlattr,
+ .nlattr_to_range = nf_nat_proto_nlattr_to_range,
#endif
};
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