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📄 nf_conntrack_common.h(4.09 KB)
📄 nf_conntrack_ftp.h(375 B)
📄 nf_conntrack_sctp.h(595 B)
📄 nf_conntrack_tcp.h(1.24 KB)
📄 nf_conntrack_tuple_common.h(708 B)
📄 nf_nat.h(1.12 KB)
📄 nf_tables.h(31.31 KB)
📄 nf_tables_compat.h(668 B)
📄 nfnetlink.h(2.01 KB)
📄 nfnetlink_acct.h(522 B)
📄 nfnetlink_compat.h(2.33 KB)
📄 nfnetlink_conntrack.h(5.42 KB)
📄 nfnetlink_cthelper.h(1.11 KB)
📄 nfnetlink_cttimeout.h(2.8 KB)
📄 nfnetlink_log.h(2.51 KB)
📄 nfnetlink_queue.h(2.88 KB)
📄 x_tables.h(4.3 KB)
📄 xt_AUDIT.h(655 B)
📄 xt_CHECKSUM.h(500 B)
📄 xt_CLASSIFY.h(154 B)
📄 xt_CONNMARK.h(136 B)
📄 xt_CONNSECMARK.h(238 B)
📄 xt_CT.h(790 B)
📄 xt_DSCP.h(634 B)
📄 xt_HMARK.h(841 B)
📄 xt_IDLETIMER.h(1.3 KB)
📄 xt_LED.h(407 B)
📄 xt_LOG.h(579 B)
📄 xt_MARK.h(121 B)
📄 xt_NFLOG.h(326 B)
📄 xt_NFQUEUE.h(716 B)
📄 xt_RATEEST.h(305 B)
📄 xt_SECMARK.h(486 B)
📄 xt_TCPMSS.h(172 B)
📄 xt_TCPOPTSTRIP.h(344 B)
📄 xt_TEE.h(240 B)
📄 xt_TPROXY.h(483 B)
📄 xt_addrtype.h(1021 B)
📄 xt_bpf.h(340 B)
📄 xt_cgroup.h(149 B)
📄 xt_cluster.h(311 B)
📄 xt_comment.h(167 B)
📄 xt_connbytes.h(514 B)
📄 xt_connlabel.h(217 B)
📄 xt_connlimit.h(512 B)
📄 xt_connmark.h(691 B)
📄 xt_conntrack.h(2.43 KB)
📄 xt_cpu.h(136 B)
📄 xt_dccp.h(420 B)
📄 xt_devgroup.h(366 B)
📄 xt_dscp.h(638 B)
📄 xt_ecn.h(673 B)
📄 xt_esp.h(355 B)
📄 xt_hashlimit.h(1.83 KB)
📄 xt_helper.h(125 B)
📄 xt_iprange.h(518 B)
📄 xt_ipvs.h(588 B)
📄 xt_length.h(158 B)
📄 xt_limit.h(610 B)
📄 xt_mac.h(135 B)
📄 xt_mark.h(197 B)
📄 xt_multiport.h(658 B)
📄 xt_nfacct.h(238 B)
📄 xt_osf.h(3.27 KB)
📄 xt_owner.h(306 B)
📄 xt_physdev.h(469 B)
📄 xt_pkttype.h(125 B)
📄 xt_policy.h(914 B)
📄 xt_quota.h(337 B)
📄 xt_rateest.h(774 B)
📄 xt_realm.h(157 B)
📄 xt_recent.h(966 B)
📄 xt_rpfilter.h(257 B)
📄 xt_sctp.h(2.22 KB)
📄 xt_set.h(1.72 KB)
📄 xt_socket.h(382 B)
📄 xt_state.h(268 B)
📄 xt_statistic.h(653 B)
📄 xt_string.h(601 B)
📄 xt_tcpmss.h(190 B)
📄 xt_tcpudp.h(1.16 KB)
📄 xt_time.h(667 B)
📄 xt_u32.h(689 B)

Editing: x_tables.h

#ifndef _X_TABLES_H
#define _X_TABLES_H
#include <linux/kernel.h>
#include <linux/types.h>

#define XT_FUNCTION_MAXNAMELEN 30
#define XT_EXTENSION_MAXNAMELEN 29
#define XT_TABLE_MAXNAMELEN 32

struct xt_entry_match {
	union {
		struct {
			__u16 match_size;

/* Used by userspace */
			char name[XT_EXTENSION_MAXNAMELEN];
			__u8 revision;
		} user;
		struct {
			__u16 match_size;

/* Used inside the kernel */
			struct xt_match *match;
		} kernel;

/* Total length */
		__u16 match_size;
	} u;

unsigned char data[0];
};

struct xt_entry_target {
	union {
		struct {
			__u16 target_size;

/* Used by userspace */
			char name[XT_EXTENSION_MAXNAMELEN];
			__u8 revision;
		} user;
		struct {
			__u16 target_size;

/* Used inside the kernel */
			struct xt_target *target;
		} kernel;

/* Total length */
		__u16 target_size;
	} u;

unsigned char data[0];
};

#define XT_TARGET_INIT(__name, __size)					       \
{									       \
	.target.u.user = {						       \
		.target_size	= XT_ALIGN(__size),			       \
		.name		= __name,				       \
	},								       \
}

struct xt_standard_target {
	struct xt_entry_target target;
	int verdict;
};

struct xt_error_target {
	struct xt_entry_target target;
	char errorname[XT_FUNCTION_MAXNAMELEN];
};

/* The argument to IPT_SO_GET_REVISION_*.  Returns highest revision
 * kernel supports, if >= revision. */
struct xt_get_revision {
	char name[XT_EXTENSION_MAXNAMELEN];
	__u8 revision;
};

/* CONTINUE verdict for targets */
#define XT_CONTINUE 0xFFFFFFFF

/* For standard target */
#define XT_RETURN (-NF_REPEAT - 1)

/* this is a dummy structure to find out the alignment requirement for a struct
 * containing all the fundamental data types that are used in ipt_entry,
 * ip6t_entry and arpt_entry.  This sucks, and it is a hack.  It will be my
 * personal pleasure to remove it -HW
 */
struct _xt_align {
	__u8 u8;
	__u16 u16;
	__u32 u32;
	__u64 u64;
};

#define XT_ALIGN(s) __ALIGN_KERNEL((s), __alignof__(struct _xt_align))

/* Standard return verdict, or do jump. */
#define XT_STANDARD_TARGET ""
/* Error verdict. */
#define XT_ERROR_TARGET "ERROR"

#define SET_COUNTER(c,b,p) do { (c).bcnt = (b); (c).pcnt = (p); } while(0)
#define ADD_COUNTER(c,b,p) do { (c).bcnt += (b); (c).pcnt += (p); } while(0)

struct xt_counters {
	__u64 pcnt, bcnt;			/* Packet and byte counters */
};

/* The argument to IPT_SO_ADD_COUNTERS. */
struct xt_counters_info {
	/* Which table. */
	char name[XT_TABLE_MAXNAMELEN];

unsigned int num_counters;

/* The counters (actually `number' of these). */
	struct xt_counters counters[0];
};

#define XT_INV_PROTO		0x40	/* Invert the sense of PROTO. */

/* fn returns 0 to continue iteration */
#define XT_MATCH_ITERATE(type, e, fn, args...)			\
({								\
	unsigned int __i;					\
	int __ret = 0;						\
	struct xt_entry_match *__m;				\
								\
	for (__i = sizeof(type);				\
	     __i < (e)->target_offset;				\
	     __i += __m->u.match_size) {			\
		__m = (void *)e + __i;				\
								\
		__ret = fn(__m , ## args);			\
		if (__ret != 0)					\
			break;					\
	}							\
	__ret;							\
})

/* fn returns 0 to continue iteration */
#define XT_ENTRY_ITERATE_CONTINUE(type, entries, size, n, fn, args...) \
({								\
	unsigned int __i, __n;					\
	int __ret = 0;						\
	type *__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;							\
})

/* fn returns 0 to continue iteration */
#define XT_ENTRY_ITERATE(type, entries, size, fn, args...) \
	XT_ENTRY_ITERATE_CONTINUE(type, entries, size, 0, fn, args)

/* pos is normally a struct ipt_entry/ip6t_entry/etc. */
#define xt_entry_foreach(pos, ehead, esize) \
	for ((pos) = (typeof(pos))(ehead); \
	     (pos) < (typeof(pos))((char *)(ehead) + (esize)); \
	     (pos) = (typeof(pos))((char *)(pos) + (pos)->next_offset))

/* can only be xt_entry_match, so no use of typeof here */
#define xt_ematch_foreach(pos, entry) \
	for ((pos) = (struct xt_entry_match *)entry->elems; \
	     (pos) < (struct xt_entry_match *)((char *)(entry) + \
	             (entry)->target_offset); \
	     (pos) = (struct xt_entry_match *)((char *)(pos) + \
	             (pos)->u.match_size))

#endif /* _X_TABLES_H */

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Editing: x_tables.h

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