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PATH: usr / include / linux / netfilter

#ifndef _XT_HASHLIMIT_H
#define _XT_HASHLIMIT_H

#include <linux/types.h>

/* timings are in milliseconds. */
#define XT_HASHLIMIT_SCALE 10000
/* 1/10,000 sec period => max of 10,000/sec.  Min rate is then 429490
 * seconds, or one packet every 59 hours.
 */

/* packet length accounting is done in 16-byte steps */
#define XT_HASHLIMIT_BYTE_SHIFT 4

/* details of this structure hidden by the implementation */
struct xt_hashlimit_htable;

enum {
	XT_HASHLIMIT_HASH_DIP = 1 << 0,
	XT_HASHLIMIT_HASH_DPT = 1 << 1,
	XT_HASHLIMIT_HASH_SIP = 1 << 2,
	XT_HASHLIMIT_HASH_SPT = 1 << 3,
	XT_HASHLIMIT_INVERT   = 1 << 4,
	XT_HASHLIMIT_BYTES    = 1 << 5,
};

struct hashlimit_cfg {
	__u32 mode;	  /* bitmask of XT_HASHLIMIT_HASH_* */
	__u32 avg;    /* Average secs between packets * scale */
	__u32 burst;  /* Period multiplier for upper limit. */

/* user specified */
	__u32 size;		/* how many buckets */
	__u32 max;		/* max number of entries */
	__u32 gc_interval;	/* gc interval */
	__u32 expire;	/* when do entries expire? */
};

struct xt_hashlimit_info {
	char name [IFNAMSIZ];		/* name */
	struct hashlimit_cfg cfg;

/* Used internally by the kernel */
	struct xt_hashlimit_htable *hinfo;
	union {
		void *ptr;
		struct xt_hashlimit_info *master;
	} u;
};

struct hashlimit_cfg1 {
	__u32 mode;	  /* bitmask of XT_HASHLIMIT_HASH_* */
	__u32 avg;    /* Average secs between packets * scale */
	__u32 burst;  /* Period multiplier for upper limit. */

/* user specified */
	__u32 size;		/* how many buckets */
	__u32 max;		/* max number of entries */
	__u32 gc_interval;	/* gc interval */
	__u32 expire;	/* when do entries expire? */

__u8 srcmask, dstmask;
};

struct xt_hashlimit_mtinfo1 {
	char name[IFNAMSIZ];
	struct hashlimit_cfg1 cfg;

/* Used internally by the kernel */
	struct xt_hashlimit_htable *hinfo __attribute__((aligned(8)));
};

#endif /* _XT_HASHLIMIT_H */

[-] xt_helper.h [edit]
[-] xt_HMARK.h [edit]
[-] xt_time.h [edit]
[-] xt_dccp.h [edit]
[-] xt_IDLETIMER.h [edit]
[-] xt_recent.h [edit]
[-] nfnetlink_acct.h [edit]
[-] xt_mac.h [edit]
[-] xt_rateest.h [edit]
[-] x_tables.h [edit]
[-] xt_mark.h [edit]
[-] xt_devgroup.h [edit]
[-] xt_connlimit.h [edit]
[-] nf_conntrack_ftp.h [edit]
[-] nfnetlink_cthelper.h [edit]
[+] ..
[-] xt_u32.h [edit]
[-] xt_rpfilter.h [edit]
[-] nf_tables_compat.h [edit]
[-] xt_policy.h [edit]
[-] xt_CLASSIFY.h [edit]
[-] xt_quota.h [edit]
[-] xt_TCPOPTSTRIP.h [edit]
[-] xt_comment.h [edit]
[-] xt_sctp.h [edit]
[-] xt_tcpudp.h [edit]
[-] xt_tcpmss.h [edit]
[-] xt_nfacct.h [edit]
[-] xt_TCPMSS.h [edit]
[-] xt_length.h [edit]
[-] xt_connlabel.h [edit]
[-] xt_cpu.h [edit]
[-] xt_osf.h [edit]
[-] xt_bpf.h [edit]
[-] xt_hashlimit.h [edit]
[-] xt_NFLOG.h [edit]
[-] nfnetlink_conntrack.h [edit]
[-] xt_AUDIT.h [edit]
[-] xt_pkttype.h [edit]
[-] xt_set.h [edit]
[-] xt_string.h [edit]
[-] xt_ipvs.h [edit]
[-] xt_socket.h [edit]
[-] nf_tables.h [edit]
[-] xt_CONNSECMARK.h [edit]
[-] xt_CONNMARK.h [edit]
[-] xt_NFQUEUE.h [edit]
[-] nf_nat.h [edit]
[-] xt_connbytes.h [edit]
[-] xt_addrtype.h [edit]
[-] nfnetlink_log.h [edit]
[-] xt_LED.h [edit]
[-] xt_LOG.h [edit]
[-] xt_physdev.h [edit]
[-] xt_state.h [edit]
[-] xt_realm.h [edit]
[-] xt_SECMARK.h [edit]
[-] xt_ecn.h [edit]
[-] xt_cluster.h [edit]
[+] ipset
[-] xt_connmark.h [edit]
[-] xt_esp.h [edit]
[-] xt_TEE.h [edit]
[-] xt_owner.h [edit]
[-] nfnetlink_compat.h [edit]
[-] xt_cgroup.h [edit]
[-] xt_CHECKSUM.h [edit]
[-] xt_TPROXY.h [edit]
[-] xt_CT.h [edit]
[-] nf_conntrack_tcp.h [edit]
[-] xt_iprange.h [edit]
[-] nf_conntrack_sctp.h [edit]
[-] xt_DSCP.h [edit]
[-] nf_conntrack_common.h [edit]
[-] xt_MARK.h [edit]
[-] nfnetlink.h [edit]
[-] xt_conntrack.h [edit]
[-] nfnetlink_cttimeout.h [edit]
[-] xt_limit.h [edit]
[-] xt_RATEEST.h [edit]
[-] nfnetlink_queue.h [edit]
[-] nf_conntrack_tuple_common.h [edit]
[-] xt_dscp.h [edit]
[-] xt_statistic.h [edit]
[-] xt_multiport.h [edit]