UAPI: (Scripted) Disintegrate include/linux/netfilter_ipv4

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Kerrisk <mtk.manpages@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Dave Jones <davej@redhat.com>

13 files changed, 241 insertions, 226 deletions

diff --git a/include/linux/netfilter_ipv4/Kbuild b/include/linux/netfilter_ipv4/Kbuild
index 8ba0c5b72ea9..e69de29bb2d1 100644
--- a/include/linux/netfilter_ipv4/Kbuild
+++ b/include/linux/netfilter_ipv4/Kbuild
@@ -1,10 +0,0 @@
-header-y += ip_tables.h
-header-y += ipt_CLUSTERIP.h
-header-y += ipt_ECN.h
-header-y += ipt_LOG.h
-header-y += ipt_REJECT.h
-header-y += ipt_TTL.h
-header-y += ipt_ULOG.h
-header-y += ipt_ah.h
-header-y += ipt_ecn.h
-header-y += ipt_ttl.h
diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h
index db79231914ce..901e84db847d 100644
--- a/include/linux/netfilter_ipv4/ip_tables.h
+++ b/include/linux/netfilter_ipv4/ip_tables.h
@@ -11,230 +11,17 @@
  *      flags are stored in host byte order (of course).
  *      Port numbers are stored in HOST byte order.
  */
-
 #ifndef _IPTABLES_H
 #define _IPTABLES_H
 
-#ifdef __KERNEL__
 #include <linux/if.h>
 #include <linux/in.h>
 #include <linux/ip.h>
 #include <linux/skbuff.h>
-#endif
-#include <linux/types.h>
-#include <linux/compiler.h>
-#include <linux/netfilter_ipv4.h>
-
-#include <linux/netfilter/x_tables.h>
-
-#ifndef __KERNEL__
-#define IPT_FUNCTION_MAXNAMELEN XT_FUNCTION_MAXNAMELEN
-#define IPT_TABLE_MAXNAMELEN XT_TABLE_MAXNAMELEN
-#define ipt_match xt_match
-#define ipt_target xt_target
-#define ipt_table xt_table
-#define ipt_get_revision xt_get_revision
-#define ipt_entry_match xt_entry_match
-#define ipt_entry_target xt_entry_target
-#define ipt_standard_target xt_standard_target
-#define ipt_error_target xt_error_target
-#define ipt_counters xt_counters
-#define IPT_CONTINUE XT_CONTINUE
-#define IPT_RETURN XT_RETURN
-
-/* This group is older than old (iptables < v1.4.0-rc1~89) */
-#include <linux/netfilter/xt_tcpudp.h>
-#define ipt_udp xt_udp
-#define ipt_tcp xt_tcp
-#define IPT_TCP_INV_SRCPT       XT_TCP_INV_SRCPT
-#define IPT_TCP_INV_DSTPT       XT_TCP_INV_DSTPT
-#define IPT_TCP_INV_FLAGS       XT_TCP_INV_FLAGS
-#define IPT_TCP_INV_OPTION      XT_TCP_INV_OPTION
-#define IPT_TCP_INV_MASK        XT_TCP_INV_MASK
-#define IPT_UDP_INV_SRCPT       XT_UDP_INV_SRCPT
-#define IPT_UDP_INV_DSTPT       XT_UDP_INV_DSTPT
-#define IPT_UDP_INV_MASK        XT_UDP_INV_MASK
-
-/* The argument to IPT_SO_ADD_COUNTERS. */
-#define ipt_counters_info xt_counters_info
-/* Standard return verdict, or do jump. */
-#define IPT_STANDARD_TARGET XT_STANDARD_TARGET
-/* Error verdict. */
-#define IPT_ERROR_TARGET XT_ERROR_TARGET
-
-/* fn returns 0 to continue iteration */
-#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...) \
-        XT_ENTRY_ITERATE(struct ipt_entry, entries, size, fn, ## args)
-#endif
-
-/* Yes, Virginia, you have to zero the padding. */
-struct ipt_ip {
-        /* Source and destination IP addr */
-        struct in_addr src, dst;
-        /* Mask for src and dest IP addr */
-        struct in_addr smsk, dmsk;
-        char iniface[IFNAMSIZ], outiface[IFNAMSIZ];
-        unsigned char iniface_mask[IFNAMSIZ], outiface_mask[IFNAMSIZ];
-
-        /* Protocol, 0 = ANY */
-        __u16 proto;
-
-        /* Flags word */
-        __u8 flags;
-        /* Inverse flags */
-        __u8 invflags;
-};
-
-/* Values for "flag" field in struct ipt_ip (general ip structure). */
-#define IPT_F_FRAG              0x01    /* Set if rule is a fragment rule */
-#define IPT_F_GOTO              0x02    /* Set if jump is a goto */
-#define IPT_F_MASK              0x03    /* All possible flag bits mask. */
-
-/* Values for "inv" field in struct ipt_ip. */
-#define IPT_INV_VIA_IN          0x01    /* Invert the sense of IN IFACE. */
-#define IPT_INV_VIA_OUT         0x02    /* Invert the sense of OUT IFACE */
-#define IPT_INV_TOS             0x04    /* Invert the sense of TOS. */
-#define IPT_INV_SRCIP           0x08    /* Invert the sense of SRC IP. */
-#define IPT_INV_DSTIP           0x10    /* Invert the sense of DST OP. */
-#define IPT_INV_FRAG            0x20    /* Invert the sense of FRAG. */
-#define IPT_INV_PROTO           XT_INV_PROTO
-#define IPT_INV_MASK            0x7F    /* All possible flag bits mask. */
-
-/* This structure defines each of the firewall rules.  Consists of 3
-   parts which are 1) general IP header stuff 2) match specific
-   stuff 3) the target to perform if the rule matches */
-struct ipt_entry {
-        struct ipt_ip ip;
-
-        /* Mark with fields that we care about. */
-        unsigned int nfcache;
-
-        /* Size of ipt_entry + matches */
-        __u16 target_offset;
-        /* Size of ipt_entry + matches + target */
-        __u16 next_offset;
-
-        /* Back pointer */
-        unsigned int comefrom;
-
-        /* Packet and byte counters. */
-        struct xt_counters counters;
-
-        /* The matches (if any), then the target. */
-        unsigned char elems[0];
-};
-
-/*
- * New IP firewall options for [gs]etsockopt at the RAW IP level.
- * Unlike BSD Linux inherits IP options so you don't have to use a raw
- * socket for this. Instead we check rights in the calls.
- *
- * ATTENTION: check linux/in.h before adding new number here.
- */
-#define IPT_BASE_CTL            64
-
-#define IPT_SO_SET_REPLACE      (IPT_BASE_CTL)
-#define IPT_SO_SET_ADD_COUNTERS (IPT_BASE_CTL + 1)
-#define IPT_SO_SET_MAX          IPT_SO_SET_ADD_COUNTERS
-
-#define IPT_SO_GET_INFO                 (IPT_BASE_CTL)
-#define IPT_SO_GET_ENTRIES              (IPT_BASE_CTL + 1)
-#define IPT_SO_GET_REVISION_MATCH       (IPT_BASE_CTL + 2)
-#define IPT_SO_GET_REVISION_TARGET      (IPT_BASE_CTL + 3)
-#define IPT_SO_GET_MAX                  IPT_SO_GET_REVISION_TARGET
-
-/* ICMP matching stuff */
-struct ipt_icmp {
-        __u8 type;                              /* type to match */
-        __u8 code[2];                           /* range of code */
-        __u8 invflags;                          /* Inverse flags */
-};
-
-/* Values for "inv" field for struct ipt_icmp. */
-#define IPT_ICMP_INV    0x01    /* Invert the sense of type/code test */
-
-/* The argument to IPT_SO_GET_INFO */
-struct ipt_getinfo {
-        /* Which table: caller fills this in. */
-        char name[XT_TABLE_MAXNAMELEN];
-
-        /* Kernel fills these in. */
-        /* Which hook entry points are valid: bitmask */
-        unsigned int valid_hooks;
-
-        /* Hook entry points: one per netfilter hook. */
-        unsigned int hook_entry[NF_INET_NUMHOOKS];
-
-        /* Underflow points. */
-        unsigned int underflow[NF_INET_NUMHOOKS];
-
-        /* Number of entries */
-        unsigned int num_entries;
-
-        /* Size of entries. */
-        unsigned int size;
-};
-
-/* The argument to IPT_SO_SET_REPLACE. */
-struct ipt_replace {
-        /* Which table. */
-        char name[XT_TABLE_MAXNAMELEN];
-
-        /* Which hook entry points are valid: bitmask.  You can't
-           change this. */
-        unsigned int valid_hooks;
-
-        /* Number of entries */
-        unsigned int num_entries;
-
-        /* Total size of new entries */
-        unsigned int size;
-
-        /* Hook entry points. */
-        unsigned int hook_entry[NF_INET_NUMHOOKS];
-
-        /* Underflow points. */
-        unsigned int underflow[NF_INET_NUMHOOKS];
-
-        /* Information about old entries: */
-        /* Number of counters (must be equal to current number of entries). */
-        unsigned int num_counters;
-        /* The old entries' counters. */
-        struct xt_counters __user *counters;
-
-        /* The entries (hang off end: not really an array). */
-        struct ipt_entry entries[0];
-};
-
-/* The argument to IPT_SO_GET_ENTRIES. */
-struct ipt_get_entries {
-        /* Which table: user fills this in. */
-        char name[XT_TABLE_MAXNAMELEN];
-
-        /* User fills this in: total entry size. */
-        unsigned int size;
-
-        /* The entries. */
-        struct ipt_entry entrytable[0];
-};
-
-/* Helper functions */
-static __inline__ struct xt_entry_target *
-ipt_get_target(struct ipt_entry *e)
-{
-        return (void *)e + e->target_offset;
-}
-
-/*
- *      Main firewall chains definitions and global var's definitions.
- */
-#ifdef __KERNEL__
 
 #include <linux/init.h>
+#include <uapi/linux/netfilter_ipv4/ip_tables.h>
+
 extern void ipt_init(void) __init;
 
 extern struct xt_table *ipt_register_table(struct net *net,
@@ -303,5 +90,4 @@ compat_ipt_get_target(struct compat_ipt_entry *e)
 }
 
 #endif /* CONFIG_COMPAT */
-#endif /*__KERNEL__*/
 #endif /* _IPTABLES_H */
diff --git a/include/uapi/linux/netfilter_ipv4/Kbuild b/include/uapi/linux/netfilter_ipv4/Kbuild
index aafaa5aa54d4..fb008437dde1 100644
--- a/include/uapi/linux/netfilter_ipv4/Kbuild
+++ b/include/uapi/linux/netfilter_ipv4/Kbuild
@@ -1 +1,11 @@
 # UAPI Header export list
+header-y += ip_tables.h
+header-y += ipt_CLUSTERIP.h
+header-y += ipt_ECN.h
+header-y += ipt_LOG.h
+header-y += ipt_REJECT.h
+header-y += ipt_TTL.h
+header-y += ipt_ULOG.h
+header-y += ipt_ah.h
+header-y += ipt_ecn.h
+header-y += ipt_ttl.h
diff --git a/include/uapi/linux/netfilter_ipv4/ip_tables.h b/include/uapi/linux/netfilter_ipv4/ip_tables.h
new file mode 100644
index 000000000000..f1e6ef256034
--- /dev/null
+++ b/include/uapi/linux/netfilter_ipv4/ip_tables.h
@@ -0,0 +1,229 @@
+/*
+ * 25-Jul-1998 Major changes to allow for ip chain table
+ *
+ * 3-Jan-2000 Named tables to allow packet selection for different uses.
+ */
+
+/*
+ *      Format of an IP firewall descriptor
+ *
+ *      src, dst, src_mask, dst_mask are always stored in network byte order.
+ *      flags are stored in host byte order (of course).
+ *      Port numbers are stored in HOST byte order.
+ */
+
+#ifndef _UAPI_IPTABLES_H
+#define _UAPI_IPTABLES_H
+
+#include <linux/types.h>
+#include <linux/compiler.h>
+#include <linux/netfilter_ipv4.h>
+
+#include <linux/netfilter/x_tables.h>
+
+#ifndef __KERNEL__
+#define IPT_FUNCTION_MAXNAMELEN XT_FUNCTION_MAXNAMELEN
+#define IPT_TABLE_MAXNAMELEN XT_TABLE_MAXNAMELEN
+#define ipt_match xt_match
+#define ipt_target xt_target
+#define ipt_table xt_table
+#define ipt_get_revision xt_get_revision
+#define ipt_entry_match xt_entry_match
+#define ipt_entry_target xt_entry_target
+#define ipt_standard_target xt_standard_target
+#define ipt_error_target xt_error_target
+#define ipt_counters xt_counters
+#define IPT_CONTINUE XT_CONTINUE
+#define IPT_RETURN XT_RETURN
+
+/* This group is older than old (iptables < v1.4.0-rc1~89) */
+#include <linux/netfilter/xt_tcpudp.h>
+#define ipt_udp xt_udp
+#define ipt_tcp xt_tcp
+#define IPT_TCP_INV_SRCPT       XT_TCP_INV_SRCPT
+#define IPT_TCP_INV_DSTPT       XT_TCP_INV_DSTPT
+#define IPT_TCP_INV_FLAGS       XT_TCP_INV_FLAGS
+#define IPT_TCP_INV_OPTION      XT_TCP_INV_OPTION
+#define IPT_TCP_INV_MASK        XT_TCP_INV_MASK
+#define IPT_UDP_INV_SRCPT       XT_UDP_INV_SRCPT
+#define IPT_UDP_INV_DSTPT       XT_UDP_INV_DSTPT
+#define IPT_UDP_INV_MASK        XT_UDP_INV_MASK
+
+/* The argument to IPT_SO_ADD_COUNTERS. */
+#define ipt_counters_info xt_counters_info
+/* Standard return verdict, or do jump. */
+#define IPT_STANDARD_TARGET XT_STANDARD_TARGET
+/* Error verdict. */
+#define IPT_ERROR_TARGET XT_ERROR_TARGET
+
+/* fn returns 0 to continue iteration */
+#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...) \
+        XT_ENTRY_ITERATE(struct ipt_entry, entries, size, fn, ## args)
+#endif
+
+/* Yes, Virginia, you have to zero the padding. */
+struct ipt_ip {
+        /* Source and destination IP addr */
+        struct in_addr src, dst;
+        /* Mask for src and dest IP addr */
+        struct in_addr smsk, dmsk;
+        char iniface[IFNAMSIZ], outiface[IFNAMSIZ];
+        unsigned char iniface_mask[IFNAMSIZ], outiface_mask[IFNAMSIZ];
+
+        /* Protocol, 0 = ANY */
+        __u16 proto;
+
+        /* Flags word */
+        __u8 flags;
+        /* Inverse flags */
+        __u8 invflags;
+};
+
+/* Values for "flag" field in struct ipt_ip (general ip structure). */
+#define IPT_F_FRAG              0x01    /* Set if rule is a fragment rule */
+#define IPT_F_GOTO              0x02    /* Set if jump is a goto */
+#define IPT_F_MASK              0x03    /* All possible flag bits mask. */
+
+/* Values for "inv" field in struct ipt_ip. */
+#define IPT_INV_VIA_IN          0x01    /* Invert the sense of IN IFACE. */
+#define IPT_INV_VIA_OUT         0x02    /* Invert the sense of OUT IFACE */
+#define IPT_INV_TOS             0x04    /* Invert the sense of TOS. */
+#define IPT_INV_SRCIP           0x08    /* Invert the sense of SRC IP. */
+#define IPT_INV_DSTIP           0x10    /* Invert the sense of DST OP. */
+#define IPT_INV_FRAG            0x20    /* Invert the sense of FRAG. */
+#define IPT_INV_PROTO           XT_INV_PROTO
+#define IPT_INV_MASK            0x7F    /* All possible flag bits mask. */
+
+/* This structure defines each of the firewall rules.  Consists of 3
+   parts which are 1) general IP header stuff 2) match specific
+   stuff 3) the target to perform if the rule matches */
+struct ipt_entry {
+        struct ipt_ip ip;
+
+        /* Mark with fields that we care about. */
+        unsigned int nfcache;
+
+        /* Size of ipt_entry + matches */
+        __u16 target_offset;
+        /* Size of ipt_entry + matches + target */
+        __u16 next_offset;
+
+        /* Back pointer */
+        unsigned int comefrom;
+
+        /* Packet and byte counters. */
+        struct xt_counters counters;
+
+        /* The matches (if any), then the target. */
+        unsigned char elems[0];
+};
+
+/*
+ * New IP firewall options for [gs]etsockopt at the RAW IP level.
+ * Unlike BSD Linux inherits IP options so you don't have to use a raw
+ * socket for this. Instead we check rights in the calls.
+ *
+ * ATTENTION: check linux/in.h before adding new number here.
+ */
+#define IPT_BASE_CTL            64
+
+#define IPT_SO_SET_REPLACE      (IPT_BASE_CTL)
+#define IPT_SO_SET_ADD_COUNTERS (IPT_BASE_CTL + 1)
+#define IPT_SO_SET_MAX          IPT_SO_SET_ADD_COUNTERS
+
+#define IPT_SO_GET_INFO                 (IPT_BASE_CTL)
+#define IPT_SO_GET_ENTRIES              (IPT_BASE_CTL + 1)
+#define IPT_SO_GET_REVISION_MATCH       (IPT_BASE_CTL + 2)
+#define IPT_SO_GET_REVISION_TARGET      (IPT_BASE_CTL + 3)
+#define IPT_SO_GET_MAX                  IPT_SO_GET_REVISION_TARGET
+
+/* ICMP matching stuff */
+struct ipt_icmp {
+        __u8 type;                              /* type to match */
+        __u8 code[2];                           /* range of code */
+        __u8 invflags;                          /* Inverse flags */
+};
+
+/* Values for "inv" field for struct ipt_icmp. */
+#define IPT_ICMP_INV    0x01    /* Invert the sense of type/code test */
+
+/* The argument to IPT_SO_GET_INFO */
+struct ipt_getinfo {
+        /* Which table: caller fills this in. */
+        char name[XT_TABLE_MAXNAMELEN];
+
+        /* Kernel fills these in. */
+        /* Which hook entry points are valid: bitmask */
+        unsigned int valid_hooks;
+
+        /* Hook entry points: one per netfilter hook. */
+        unsigned int hook_entry[NF_INET_NUMHOOKS];
+
+        /* Underflow points. */
+        unsigned int underflow[NF_INET_NUMHOOKS];
+
+        /* Number of entries */
+        unsigned int num_entries;
+
+        /* Size of entries. */
+        unsigned int size;
+};
+
+/* The argument to IPT_SO_SET_REPLACE. */
+struct ipt_replace {
+        /* Which table. */
+        char name[XT_TABLE_MAXNAMELEN];
+
+        /* Which hook entry points are valid: bitmask.  You can't
+           change this. */
+        unsigned int valid_hooks;
+
+        /* Number of entries */
+        unsigned int num_entries;
+
+        /* Total size of new entries */
+        unsigned int size;
+
+        /* Hook entry points. */
+        unsigned int hook_entry[NF_INET_NUMHOOKS];
+
+        /* Underflow points. */
+        unsigned int underflow[NF_INET_NUMHOOKS];
+
+        /* Information about old entries: */
+        /* Number of counters (must be equal to current number of entries). */
+        unsigned int num_counters;
+        /* The old entries' counters. */
+        struct xt_counters __user *counters;
+
+        /* The entries (hang off end: not really an array). */
+        struct ipt_entry entries[0];
+};
+
+/* The argument to IPT_SO_GET_ENTRIES. */
+struct ipt_get_entries {
+        /* Which table: user fills this in. */
+        char name[XT_TABLE_MAXNAMELEN];
+
+        /* User fills this in: total entry size. */
+        unsigned int size;
+
+        /* The entries. */
+        struct ipt_entry entrytable[0];
+};
+
+/* Helper functions */
+static __inline__ struct xt_entry_target *
+ipt_get_target(struct ipt_entry *e)
+{
+        return (void *)e + e->target_offset;
+}
+
+/*
+ *      Main firewall chains definitions and global var's definitions.
+ */
+#endif /* _UAPI_IPTABLES_H */
diff --git a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h b/include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h
index c6a204c97047..c6a204c97047 100644
--- a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h
diff --git a/include/linux/netfilter_ipv4/ipt_ECN.h b/include/uapi/linux/netfilter_ipv4/ipt_ECN.h
index bb88d5315a4d..bb88d5315a4d 100644
--- a/include/linux/netfilter_ipv4/ipt_ECN.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ECN.h
diff --git a/include/linux/netfilter_ipv4/ipt_LOG.h b/include/uapi/linux/netfilter_ipv4/ipt_LOG.h
index 5d8152077d71..5d8152077d71 100644
--- a/include/linux/netfilter_ipv4/ipt_LOG.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_LOG.h
diff --git a/include/linux/netfilter_ipv4/ipt_REJECT.h b/include/uapi/linux/netfilter_ipv4/ipt_REJECT.h
index 4293a1ad1b01..4293a1ad1b01 100644
--- a/include/linux/netfilter_ipv4/ipt_REJECT.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_REJECT.h
diff --git a/include/linux/netfilter_ipv4/ipt_TTL.h b/include/uapi/linux/netfilter_ipv4/ipt_TTL.h
index f6ac169d92f9..f6ac169d92f9 100644
--- a/include/linux/netfilter_ipv4/ipt_TTL.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_TTL.h
diff --git a/include/linux/netfilter_ipv4/ipt_ULOG.h b/include/uapi/linux/netfilter_ipv4/ipt_ULOG.h
index 417aad280bcc..417aad280bcc 100644
--- a/include/linux/netfilter_ipv4/ipt_ULOG.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ULOG.h
diff --git a/include/linux/netfilter_ipv4/ipt_ah.h b/include/uapi/linux/netfilter_ipv4/ipt_ah.h
index 4e02bb0119e3..4e02bb0119e3 100644
--- a/include/linux/netfilter_ipv4/ipt_ah.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ah.h
diff --git a/include/linux/netfilter_ipv4/ipt_ecn.h b/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
index 0e0c063dbf60..0e0c063dbf60 100644
--- a/include/linux/netfilter_ipv4/ipt_ecn.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
diff --git a/include/linux/netfilter_ipv4/ipt_ttl.h b/include/uapi/linux/netfilter_ipv4/ipt_ttl.h
index 37bee4442486..37bee4442486 100644
--- a/include/linux/netfilter_ipv4/ipt_ttl.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ttl.h