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Diffstat (limited to 'include/linux/netfilter_ipv4/ipt_hashlimit.h')
-rw-r--r--include/linux/netfilter_ipv4/ipt_hashlimit.h42
1 files changed, 8 insertions, 34 deletions
diff --git a/include/linux/netfilter_ipv4/ipt_hashlimit.h b/include/linux/netfilter_ipv4/ipt_hashlimit.h
index ac2cb64ecd7..5662120a3d7 100644
--- a/include/linux/netfilter_ipv4/ipt_hashlimit.h
+++ b/include/linux/netfilter_ipv4/ipt_hashlimit.h
@@ -1,40 +1,14 @@
1#ifndef _IPT_HASHLIMIT_H 1#ifndef _IPT_HASHLIMIT_H
2#define _IPT_HASHLIMIT_H 2#define _IPT_HASHLIMIT_H
3 3
4/* timings are in milliseconds. */ 4#include <linux/netfilter/xt_hashlimit.h>
5#define IPT_HASHLIMIT_SCALE 10000
6/* 1/10,000 sec period => max of 10,000/sec. Min rate is then 429490
7 seconds, or one every 59 hours. */
8 5
9/* details of this structure hidden by the implementation */ 6#define IPT_HASHLIMIT_SCALE XT_HASHLIMIT_SCALE
10struct ipt_hashlimit_htable; 7#define IPT_HASHLIMIT_HASH_DIP XT_HASHLIMIT_HASH_DIP
8#define IPT_HASHLIMIT_HASH_DPT XT_HASHLIMIT_HASH_DPT
9#define IPT_HASHLIMIT_HASH_SIP XT_HASHLIMIT_HASH_SIP
10#define IPT_HASHLIMIT_HASH_SPT XT_HASHLIMIT_HASH_SPT
11 11
12#define IPT_HASHLIMIT_HASH_DIP 0x0001 12#define ipt_hashlimit_info xt_hashlimit_info
13#define IPT_HASHLIMIT_HASH_DPT 0x0002
14#define IPT_HASHLIMIT_HASH_SIP 0x0004
15#define IPT_HASHLIMIT_HASH_SPT 0x0008
16 13
17struct hashlimit_cfg { 14#endif /* _IPT_HASHLIMIT_H */
18 u_int32_t mode; /* bitmask of IPT_HASHLIMIT_HASH_* */
19 u_int32_t avg; /* Average secs between packets * scale */
20 u_int32_t burst; /* Period multiplier for upper limit. */
21
22 /* user specified */
23 u_int32_t size; /* how many buckets */
24 u_int32_t max; /* max number of entries */
25 u_int32_t gc_interval; /* gc interval */
26 u_int32_t expire; /* when do entries expire? */
27};
28
29struct ipt_hashlimit_info {
30 char name [IFNAMSIZ]; /* name */
31 struct hashlimit_cfg cfg;
32 struct ipt_hashlimit_htable *hinfo;
33
34 /* Used internally by the kernel */
35 union {
36 void *ptr;
37 struct ipt_hashlimit_info *master;
38 } u;
39};
40#endif /*_IPT_HASHLIMIT_H*/