4 files changed, 44 insertions, 61 deletions

diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h
index d79ed69cbc1f..45fcad91e67b 100644
--- a/include/linux/netfilter_ipv4/ip_tables.h
+++ b/include/linux/netfilter_ipv4/ip_tables.h
@@ -156,10 +156,10 @@ struct ipt_getinfo
 	unsigned int valid_hooks;
 
 	/* Hook entry points: one per netfilter hook. */
-	unsigned int hook_entry[NF_IP_NUMHOOKS];
+	unsigned int hook_entry[NF_INET_NUMHOOKS];
 
 	/* Underflow points. */
-	unsigned int underflow[NF_IP_NUMHOOKS];
+	unsigned int underflow[NF_INET_NUMHOOKS];
 
 	/* Number of entries */
 	unsigned int num_entries;
@@ -185,10 +185,10 @@ struct ipt_replace
 	unsigned int size;
 
 	/* Hook entry points. */
-	unsigned int hook_entry[NF_IP_NUMHOOKS];
+	unsigned int hook_entry[NF_INET_NUMHOOKS];
 
 	/* Underflow points. */
-	unsigned int underflow[NF_IP_NUMHOOKS];
+	unsigned int underflow[NF_INET_NUMHOOKS];
 
 	/* Information about old entries: */
 	/* Number of counters (must be equal to current number of entries). */
@@ -229,60 +229,12 @@ ipt_get_target(struct ipt_entry *e)
 }
 
 /* fn returns 0 to continue iteration */
-#define IPT_MATCH_ITERATE(e, fn, args...)	\
-({						\
-	unsigned int __i;			\
-	int __ret = 0;				\
-	struct ipt_entry_match *__match;	\
-						\
-	for (__i = sizeof(struct ipt_entry);	\
-	     __i < (e)->target_offset;		\
-	     __i += __match->u.match_size) {	\
-		__match = (void *)(e) + __i;	\
-						\
-		__ret = fn(__match , ## args);	\
-		if (__ret != 0)			\
-			break;			\
-	}					\
-	__ret;					\
-})
+#define IPT_MATCH_ITERATE(e, fn, args...) \
+	XT_MATCH_ITERATE(struct ipt_entry, e, fn, ## args)
 
 /* fn returns 0 to continue iteration */
-#define IPT_ENTRY_ITERATE(entries, size, fn, args...)		\
-({								\
-	unsigned int __i;					\
-	int __ret = 0;						\
-	struct ipt_entry *__entry;				\
-								\
-	for (__i = 0; __i < (size); __i += __entry->next_offset) { \
-		__entry = (void *)(entries) + __i;		\
-								\
-		__ret = fn(__entry , ## args);			\
-		if (__ret != 0)					\
-			break;					\
-	}							\
-	__ret;							\
-})
-
-/* fn returns 0 to continue iteration */
-#define IPT_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \
-({								\
-	unsigned int __i, __n;					\
-	int __ret = 0;						\
-	struct ipt_entry *__entry;				\
-								\
-	for (__i = 0, __n = 0; __i < (size);			\
-	     __i += __entry->next_offset, __n++) { 		\
-		__entry = (void *)(entries) + __i;		\
-		if (__n < n)					\
-			continue;				\
-								\
-		__ret = fn(__entry , ## args);			\
-		if (__ret != 0)					\
-			break;					\
-	}							\
-	__ret;							\
-})
+#define IPT_ENTRY_ITERATE(entries, size, fn, args...) \
+	XT_ENTRY_ITERATE(struct ipt_entry, entries, size, fn, ## args)
 
 /*
  *	Main firewall chains definitions and global var's definitions.
@@ -359,8 +311,28 @@ struct compat_ipt_entry
 	unsigned char elems[0];
 };
 
+/* Helper functions */
+static inline struct ipt_entry_target *
+compat_ipt_get_target(struct compat_ipt_entry *e)
+{
+	return (void *)e + e->target_offset;
+}
+
 #define COMPAT_IPT_ALIGN(s) 	COMPAT_XT_ALIGN(s)
 
+/* fn returns 0 to continue iteration */
+#define COMPAT_IPT_MATCH_ITERATE(e, fn, args...) \
+	XT_MATCH_ITERATE(struct compat_ipt_entry, e, fn, ## args)
+
+/* fn returns 0 to continue iteration */
+#define COMPAT_IPT_ENTRY_ITERATE(entries, size, fn, args...) \
+	XT_ENTRY_ITERATE(struct compat_ipt_entry, entries, size, fn, ## args)
+
+/* fn returns 0 to continue iteration */
+#define COMPAT_IPT_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \
+	XT_ENTRY_ITERATE_CONTINUE(struct compat_ipt_entry, entries, size, n, \
+				  fn, ## args)
+
 #endif /* CONFIG_COMPAT */
 #endif /*__KERNEL__*/
 #endif /* _IPTABLES_H */
diff --git a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h b/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h
index daf50be22c9d..e5a3687c8a72 100644
--- a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h
+++ b/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h
@@ -27,6 +27,7 @@ struct ipt_clusterip_tgt_info {
 	u_int32_t hash_mode;
 	u_int32_t hash_initval;
 
+	/* Used internally by the kernel */
 	struct clusterip_config *config;
 };
 
diff --git a/include/linux/netfilter_ipv4/ipt_addrtype.h b/include/linux/netfilter_ipv4/ipt_addrtype.h
index 166ed01a8122..446de6aef983 100644
--- a/include/linux/netfilter_ipv4/ipt_addrtype.h
+++ b/include/linux/netfilter_ipv4/ipt_addrtype.h
@@ -1,6 +1,20 @@
 #ifndef _IPT_ADDRTYPE_H
 #define _IPT_ADDRTYPE_H
 
+enum {
+	IPT_ADDRTYPE_INVERT_SOURCE	= 0x0001,
+	IPT_ADDRTYPE_INVERT_DEST	= 0x0002,
+	IPT_ADDRTYPE_LIMIT_IFACE_IN	= 0x0004,
+	IPT_ADDRTYPE_LIMIT_IFACE_OUT	= 0x0008,
+};
+
+struct ipt_addrtype_info_v1 {
+	u_int16_t	source;		/* source-type mask */
+	u_int16_t	dest;		/* dest-type mask */
+	u_int32_t	flags;
+};
+
+/* revision 0 */
 struct ipt_addrtype_info {
 	u_int16_t	source;		/* source-type mask */
 	u_int16_t	dest;		/* dest-type mask */
diff --git a/include/linux/netfilter_ipv4/ipt_iprange.h b/include/linux/netfilter_ipv4/ipt_iprange.h
index a92fefc3c7ec..5f1aebde4d2f 100644
--- a/include/linux/netfilter_ipv4/ipt_iprange.h
+++ b/include/linux/netfilter_ipv4/ipt_iprange.h
@@ -2,11 +2,7 @@
 #define _IPT_IPRANGE_H
 
 #include <linux/types.h>
-
-#define IPRANGE_SRC		0x01	/* Match source IP address */
-#define IPRANGE_DST		0x02	/* Match destination IP address */
-#define IPRANGE_SRC_INV		0x10	/* Negate the condition */
-#define IPRANGE_DST_INV		0x20	/* Negate the condition */
+#include <linux/netfilter/xt_iprange.h>
 
 struct ipt_iprange {
 	/* Inclusive: network order. */