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      1 /****************************************************************************
      2  ****************************************************************************
      3  ***
      4  ***   This header was automatically generated from a Linux kernel header
      5  ***   of the same name, to make information necessary for userspace to
      6  ***   call into the kernel available to libc.  It contains only constants,
      7  ***   structures, and macros generated from the original header, and thus,
      8  ***   contains no copyrightable information.
      9  ***
     10  ***   To edit the content of this header, modify the corresponding
     11  ***   source file (e.g. under external/kernel-headers/original/) then
     12  ***   run bionic/libc/kernel/tools/update_all.py
     13  ***
     14  ***   Any manual change here will be lost the next time this script will
     15  ***   be run. You've been warned!
     16  ***
     17  ****************************************************************************
     18  ****************************************************************************/
     19 #ifndef _UAPI_XT_HASHLIMIT_H
     20 #define _UAPI_XT_HASHLIMIT_H
     21 #include <linux/types.h>
     22 #include <linux/limits.h>
     23 #include <linux/if.h>
     24 #define XT_HASHLIMIT_SCALE 10000
     25 #define XT_HASHLIMIT_SCALE_v2 1000000llu
     26 #define XT_HASHLIMIT_BYTE_SHIFT 4
     27 struct xt_hashlimit_htable;
     28 enum {
     29   XT_HASHLIMIT_HASH_DIP = 1 << 0,
     30   XT_HASHLIMIT_HASH_DPT = 1 << 1,
     31   XT_HASHLIMIT_HASH_SIP = 1 << 2,
     32   XT_HASHLIMIT_HASH_SPT = 1 << 3,
     33   XT_HASHLIMIT_INVERT = 1 << 4,
     34   XT_HASHLIMIT_BYTES = 1 << 5,
     35   XT_HASHLIMIT_RATE_MATCH = 1 << 6,
     36 };
     37 struct hashlimit_cfg {
     38   __u32 mode;
     39   __u32 avg;
     40   __u32 burst;
     41   __u32 size;
     42   __u32 max;
     43   __u32 gc_interval;
     44   __u32 expire;
     45 };
     46 struct xt_hashlimit_info {
     47   char name[IFNAMSIZ];
     48   struct hashlimit_cfg cfg;
     49   struct xt_hashlimit_htable * hinfo;
     50   union {
     51     void * ptr;
     52     struct xt_hashlimit_info * master;
     53   } u;
     54 };
     55 struct hashlimit_cfg1 {
     56   __u32 mode;
     57   __u32 avg;
     58   __u32 burst;
     59   __u32 size;
     60   __u32 max;
     61   __u32 gc_interval;
     62   __u32 expire;
     63   __u8 srcmask, dstmask;
     64 };
     65 struct hashlimit_cfg2 {
     66   __u64 avg;
     67   __u64 burst;
     68   __u32 mode;
     69   __u32 size;
     70   __u32 max;
     71   __u32 gc_interval;
     72   __u32 expire;
     73   __u8 srcmask, dstmask;
     74 };
     75 struct hashlimit_cfg3 {
     76   __u64 avg;
     77   __u64 burst;
     78   __u32 mode;
     79   __u32 size;
     80   __u32 max;
     81   __u32 gc_interval;
     82   __u32 expire;
     83   __u32 interval;
     84   __u8 srcmask, dstmask;
     85 };
     86 struct xt_hashlimit_mtinfo1 {
     87   char name[IFNAMSIZ];
     88   struct hashlimit_cfg1 cfg;
     89   struct xt_hashlimit_htable * hinfo __attribute__((aligned(8)));
     90 };
     91 struct xt_hashlimit_mtinfo2 {
     92   char name[NAME_MAX];
     93   struct hashlimit_cfg2 cfg;
     94   struct xt_hashlimit_htable * hinfo __attribute__((aligned(8)));
     95 };
     96 struct xt_hashlimit_mtinfo3 {
     97   char name[NAME_MAX];
     98   struct hashlimit_cfg3 cfg;
     99   struct xt_hashlimit_htable * hinfo __attribute__((aligned(8)));
    100 };
    101 #endif
    102