root/include/uapi/linux/netfilter_bridge/ebt_limit.h

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#ifndef __LINUX_BRIDGE_EBT_LIMIT_H
#define __LINUX_BRIDGE_EBT_LIMIT_H

#include <linux/types.h>

#define EBT_LIMIT_MATCH "limit"

/* timings are in milliseconds. */
#define EBT_LIMIT_SCALE 10000

/* 1/10,000 sec period => max of 10,000/sec.  Min rate is then 429490
   seconds, or one every 59 hours. */

struct ebt_limit_info {
        __u32 avg;    /* Average secs between packets * scale */
        __u32 burst;  /* Period multiplier for upper limit. */

        /* Used internally by the kernel */
        unsigned long prev;
        __u32 credit;
        __u32 credit_cap, cost;
};

#endif
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