[NETFILTER]: x_tables: replace IPv4/IPv6 policy match by address family independant version

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 94 insertions, 106 deletions

diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 2fdbc4a446bf..46a0f974f87c 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -126,6 +126,8 @@ struct xt_match
 	unsigned int matchsize;
 	unsigned int hooks;
 	unsigned short proto;
+
+	unsigned short family;
 	u_int8_t revision;
 };
 
@@ -169,6 +171,8 @@ struct xt_target
 	unsigned int targetsize;
 	unsigned int hooks;
 	unsigned short proto;
+
+	unsigned short family;
 	u_int8_t revision;
 };
 
diff --git a/include/linux/netfilter/xt_policy.h b/include/linux/netfilter/xt_policy.h
new file mode 100644
index 000000000000..a8132ec076fb
--- /dev/null
+++ b/include/linux/netfilter/xt_policy.h
@@ -0,0 +1,58 @@
+#ifndef _XT_POLICY_H
+#define _XT_POLICY_H
+
+#define XT_POLICY_MAX_ELEM	4
+
+enum xt_policy_flags
+{
+	XT_POLICY_MATCH_IN	= 0x1,
+	XT_POLICY_MATCH_OUT	= 0x2,
+	XT_POLICY_MATCH_NONE	= 0x4,
+	XT_POLICY_MATCH_STRICT	= 0x8,
+};
+
+enum xt_policy_modes
+{
+	XT_POLICY_MODE_TRANSPORT,
+	XT_POLICY_MODE_TUNNEL
+};
+
+struct xt_policy_spec
+{
+	u_int8_t	saddr:1,
+			daddr:1,
+			proto:1,
+			mode:1,
+			spi:1,
+			reqid:1;
+};
+
+union xt_policy_addr
+{
+	struct in_addr	a4;
+	struct in6_addr	a6;
+};
+
+struct xt_policy_elem
+{
+	union xt_policy_addr	saddr;
+	union xt_policy_addr	smask;
+	union xt_policy_addr	daddr;
+	union xt_policy_addr	dmask;
+	u_int32_t		spi;
+	u_int32_t		reqid;
+	u_int8_t		proto;
+	u_int8_t		mode;
+
+	struct xt_policy_spec	match;
+	struct xt_policy_spec	invert;
+};
+
+struct xt_policy_info
+{
+	struct xt_policy_elem pol[XT_POLICY_MAX_ELEM];
+	u_int16_t flags;
+	u_int16_t len;
+};
+
+#endif /* _XT_POLICY_H */
diff --git a/include/linux/netfilter_ipv4/ipt_policy.h b/include/linux/netfilter_ipv4/ipt_policy.h
index a3f6eff39d33..b9478a255301 100644
--- a/include/linux/netfilter_ipv4/ipt_policy.h
+++ b/include/linux/netfilter_ipv4/ipt_policy.h
@@ -1,58 +1,21 @@
 #ifndef _IPT_POLICY_H
 #define _IPT_POLICY_H
 
-#define IPT_POLICY_MAX_ELEM	4
-
-enum ipt_policy_flags
-{
-	IPT_POLICY_MATCH_IN	= 0x1,
-	IPT_POLICY_MATCH_OUT	= 0x2,
-	IPT_POLICY_MATCH_NONE	= 0x4,
-	IPT_POLICY_MATCH_STRICT	= 0x8,
-};
-
-enum ipt_policy_modes
-{
-	IPT_POLICY_MODE_TRANSPORT,
-	IPT_POLICY_MODE_TUNNEL
-};
-
-struct ipt_policy_spec
-{
-	u_int8_t	saddr:1,
-			daddr:1,
-			proto:1,
-			mode:1,
-			spi:1,
-			reqid:1;
-};
-
-union ipt_policy_addr
-{
-	struct in_addr	a4;
-	struct in6_addr	a6;
-};
-
-struct ipt_policy_elem
-{
-	union ipt_policy_addr	saddr;
-	union ipt_policy_addr	smask;
-	union ipt_policy_addr	daddr;
-	union ipt_policy_addr	dmask;
-	u_int32_t		spi;
-	u_int32_t		reqid;
-	u_int8_t		proto;
-	u_int8_t		mode;
-
-	struct ipt_policy_spec	match;
-	struct ipt_policy_spec	invert;
-};
-
-struct ipt_policy_info
-{
-	struct ipt_policy_elem pol[IPT_POLICY_MAX_ELEM];
-	u_int16_t flags;
-	u_int16_t len;
-};
+#define IPT_POLICY_MAX_ELEM		XT_POLICY_MAX_ELEM
+
+/* ipt_policy_flags */
+#define IPT_POLICY_MATCH_IN		XT_POLICY_MATCH_IN
+#define IPT_POLICY_MATCH_OUT		XT_POLICY_MATCH_OUT
+#define IPT_POLICY_MATCH_NONE		XT_POLICY_MATCH_NONE
+#define IPT_POLICY_MATCH_STRICT		XT_POLICY_MATCH_STRICT
+
+/* ipt_policy_modes */
+#define IPT_POLICY_MODE_TRANSPORT	XT_POLICY_MODE_TRANSPORT
+#define IPT_POLICY_MODE_TUNNEL		XT_POLICY_MODE_TUNNEL
+
+#define ipt_policy_spec			xt_policy_spec
+#define ipt_policy_addr			xt_policy_addr
+#define ipt_policy_elem			xt_policy_elem
+#define ipt_policy_info			xt_policy_info
 
 #endif /* _IPT_POLICY_H */
diff --git a/include/linux/netfilter_ipv6/ip6t_policy.h b/include/linux/netfilter_ipv6/ip6t_policy.h
index 671bd818300f..6bab3163d2fb 100644
--- a/include/linux/netfilter_ipv6/ip6t_policy.h
+++ b/include/linux/netfilter_ipv6/ip6t_policy.h
@@ -1,58 +1,21 @@
 #ifndef _IP6T_POLICY_H
 #define _IP6T_POLICY_H
 
-#define IP6T_POLICY_MAX_ELEM	4
-
-enum ip6t_policy_flags
-{
-	IP6T_POLICY_MATCH_IN		= 0x1,
-	IP6T_POLICY_MATCH_OUT		= 0x2,
-	IP6T_POLICY_MATCH_NONE		= 0x4,
-	IP6T_POLICY_MATCH_STRICT	= 0x8,
-};
-
-enum ip6t_policy_modes
-{
-	IP6T_POLICY_MODE_TRANSPORT,
-	IP6T_POLICY_MODE_TUNNEL
-};
-
-struct ip6t_policy_spec
-{
-	u_int8_t	saddr:1,
-			daddr:1,
-			proto:1,
-			mode:1,
-			spi:1,
-			reqid:1;
-};
-
-union ip6t_policy_addr
-{
-	struct in_addr	a4;
-	struct in6_addr	a6;
-};
-
-struct ip6t_policy_elem
-{
-	union ip6t_policy_addr	saddr;
-	union ip6t_policy_addr	smask;
-	union ip6t_policy_addr	daddr;
-	union ip6t_policy_addr	dmask;
-	u_int32_t		spi;
-	u_int32_t		reqid;
-	u_int8_t		proto;
-	u_int8_t		mode;
-
-	struct ip6t_policy_spec	match;
-	struct ip6t_policy_spec	invert;
-};
-
-struct ip6t_policy_info
-{
-	struct ip6t_policy_elem pol[IP6T_POLICY_MAX_ELEM];
-	u_int16_t flags;
-	u_int16_t len;
-};
+#define IP6T_POLICY_MAX_ELEM		XT_POLICY_MAX_ELEM
+
+/* ip6t_policy_flags */
+#define IP6T_POLICY_MATCH_IN		XT_POLICY_MATCH_IN
+#define IP6T_POLICY_MATCH_OUT		XT_POLICY_MATCH_OUT
+#define IP6T_POLICY_MATCH_NONE		XT_POLICY_MATCH_NONE
+#define IP6T_POLICY_MATCH_STRICT	XT_POLICY_MATCH_STRICT
+
+/* ip6t_policy_modes */
+#define IP6T_POLICY_MODE_TRANSPORT	XT_POLICY_MODE_TRANSPORT
+#define IP6T_POLICY_MODE_TUNNEL		XT_POLICY_MODE_TUNNEL
+
+#define ip6t_policy_spec		xt_policy_spec
+#define ip6t_policy_addr		xt_policy_addr
+#define ip6t_policy_elem		xt_policy_elem
+#define ip6t_policy_info		xt_policy_info
 
 #endif /* _IP6T_POLICY_H */