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-rw-r--r--include/linux/netfilter/xt_limit.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/netfilter/xt_limit.h b/include/linux/netfilter/xt_limit.h
new file mode 100644
index 0000000..c0aa6d9
--- /dev/null
+++ b/include/linux/netfilter/xt_limit.h
@@ -0,0 +1,21 @@
+#ifndef _XT_RATE_H
+#define _XT_RATE_H
+
+/* timings are in milliseconds. */
+#define XT_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 xt_rateinfo {
+ u_int32_t avg; /* Average secs between packets * scale */
+ u_int32_t burst; /* Period multiplier for upper limit. */
+
+ /* Used internally by the kernel */
+ unsigned long prev;
+ /* Ugly, ugly fucker. */
+ struct xt_rateinfo *master;
+
+ u_int32_t credit;
+ u_int32_t credit_cap, cost;
+};
+#endif /*_XT_RATE_H*/