iptables-1.3.2-20050720

[iptables.git] / include / linux / netfilter_ipv4 / ipt_limit.h

diff --git a/include/linux/netfilter_ipv4/ipt_limit.h b/include/linux/netfilter_ipv4/ipt_limit.h
new file mode 100644 (file)
index 0000000..e2fb166
--- /dev/null
+++ b/include/linux/netfilter_ipv4/ipt_limit.h
@@ -0,0 +1,26 @@
+#ifndef _IPT_RATE_H
+#define _IPT_RATE_H
+
+/* timings are in milliseconds. */
+#define IPT_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 ipt_rateinfo {
+       u_int32_t avg;    /* Average secs between packets * scale */
+       u_int32_t burst;  /* Period multiplier for upper limit. */
+
+#ifdef KERNEL_64_USERSPACE_32
+       u_int64_t prev;
+       u_int64_t placeholder;
+#else
+       /* Used internally by the kernel */
+       unsigned long prev;
+       /* Ugly, ugly fucker. */
+       struct ipt_rateinfo *master;
+#endif
+
+       u_int32_t credit;
+       u_int32_t credit_cap, cost;
+};
+#endif /*_IPT_RATE_H*/