diff options
| -rw-r--r-- | include/linux/netfilter_ipv4/Kbuild | 10 | ||||
| -rw-r--r-- | include/linux/netfilter_ipv4/ip_tables.h | 218 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/Kbuild | 10 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ip_tables.h | 229 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h (renamed from include/linux/netfilter_ipv4/ipt_CLUSTERIP.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_ECN.h (renamed from include/linux/netfilter_ipv4/ipt_ECN.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_LOG.h (renamed from include/linux/netfilter_ipv4/ipt_LOG.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_REJECT.h (renamed from include/linux/netfilter_ipv4/ipt_REJECT.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_TTL.h (renamed from include/linux/netfilter_ipv4/ipt_TTL.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_ULOG.h (renamed from include/linux/netfilter_ipv4/ipt_ULOG.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_ah.h (renamed from include/linux/netfilter_ipv4/ipt_ah.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_ecn.h (renamed from include/linux/netfilter_ipv4/ipt_ecn.h) | 0 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4/ipt_ttl.h (renamed from include/linux/netfilter_ipv4/ipt_ttl.h) | 0 |
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 |