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| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
|---|---|
| 2 | #ifndef _XT_RATE_H |
| 3 | #define _XT_RATE_H |
| 4 | |
| 5 | #include <linux/types.h> |
| 6 | |
| 7 | /* timings are in milliseconds. */ |
| 8 | #define XT_LIMIT_SCALE 10000 |
| 9 | |
| 10 | struct xt_limit_priv; |
| 11 | |
| 12 | /* 1/10,000 sec period => max of 10,000/sec. Min rate is then 429490 |
| 13 | seconds, or one every 59 hours. */ |
| 14 | struct xt_rateinfo { |
| 15 | __u32 avg; /* Average secs between packets * scale */ |
| 16 | __u32 burst; /* Period multiplier for upper limit. */ |
| 17 | |
| 18 | /* Used internally by the kernel */ |
| 19 | unsigned long prev; /* moved to xt_limit_priv */ |
| 20 | __u32 credit; /* moved to xt_limit_priv */ |
| 21 | __u32 credit_cap, cost; |
| 22 | |
| 23 | struct xt_limit_priv *master; |
| 24 | }; |
| 25 | #endif /*_XT_RATE_H*/ |
| 26 |
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