| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _UAPI_X_TABLES_H |
| #define _UAPI_X_TABLES_H |
| #include <linux/kernel.h> |
| #include <linux/types.h> |
| #define XT_FUNCTION_MAXNAMELEN 30 |
| #define XT_EXTENSION_MAXNAMELEN 29 |
| #define XT_TABLE_MAXNAMELEN 32 |
| struct xt_entry_match { |
| union { |
| struct { |
| __u16 match_size; |
| char name[XT_EXTENSION_MAXNAMELEN]; |
| __u8 revision; |
| } user; |
| struct { |
| __u16 match_size; |
| struct xt_match * match; |
| } kernel; |
| __u16 match_size; |
| } u; |
| unsigned char data[0]; |
| }; |
| struct xt_entry_target { |
| union { |
| struct { |
| __u16 target_size; |
| char name[XT_EXTENSION_MAXNAMELEN]; |
| __u8 revision; |
| } user; |
| struct { |
| __u16 target_size; |
| struct xt_target * target; |
| } kernel; |
| __u16 target_size; |
| } u; |
| unsigned char data[0]; |
| }; |
| #define XT_TARGET_INIT(__name,__size) \ |
| {.target.u.user = {.target_size = XT_ALIGN(__size),.name = __name, }, \ |
| } |
| struct xt_standard_target { |
| struct xt_entry_target target; |
| int verdict; |
| }; |
| struct xt_error_target { |
| struct xt_entry_target target; |
| char errorname[XT_FUNCTION_MAXNAMELEN]; |
| }; |
| struct xt_get_revision { |
| char name[XT_EXTENSION_MAXNAMELEN]; |
| __u8 revision; |
| }; |
| #define XT_CONTINUE 0xFFFFFFFF |
| #define XT_RETURN (- NF_REPEAT - 1) |
| struct _xt_align { |
| __u8 u8; |
| __u16 u16; |
| __u32 u32; |
| __u64 u64; |
| }; |
| #define XT_ALIGN(s) __ALIGN_KERNEL((s), __alignof__(struct _xt_align)) |
| #define XT_STANDARD_TARGET "" |
| #define XT_ERROR_TARGET "ERROR" |
| #define SET_COUNTER(c,b,p) do { (c).bcnt = (b); (c).pcnt = (p); } while(0) |
| #define ADD_COUNTER(c,b,p) do { (c).bcnt += (b); (c).pcnt += (p); } while(0) |
| struct xt_counters { |
| __u64 pcnt, bcnt; |
| }; |
| struct xt_counters_info { |
| char name[XT_TABLE_MAXNAMELEN]; |
| unsigned int num_counters; |
| struct xt_counters counters[0]; |
| }; |
| #define XT_INV_PROTO 0x40 |
| #define XT_MATCH_ITERATE(type,e,fn,args...) \ |
| ({ unsigned int __i; int __ret = 0; struct xt_entry_match * __m; for(__i = sizeof(type); __i < (e)->target_offset; __i += __m->u.match_size) { __m = (void *) e + __i; __ret = fn(__m, ##args); if(__ret != 0) break; } __ret; \ |
| }) |
| #define XT_ENTRY_ITERATE_CONTINUE(type,entries,size,n,fn,args...) \ |
| ({ unsigned int __i, __n; int __ret = 0; type * __entry; for(__i = 0, __n = 0; __i < (size); __i += __entry->next_offset, __n ++) { __entry = (void *) (entries) + __i; if(__n < n) continue; __ret = fn(__entry, ##args); if(__ret != 0) break; } __ret; \ |
| }) |
| #define XT_ENTRY_ITERATE(type,entries,size,fn,args...) XT_ENTRY_ITERATE_CONTINUE(type, entries, size, 0, fn, args) |
| #define xt_entry_foreach(pos,ehead,esize) for((pos) = (typeof(pos)) (ehead); (pos) < (typeof(pos)) ((char *) (ehead) + (esize)); (pos) = (typeof(pos)) ((char *) (pos) + (pos)->next_offset)) |
| #define xt_ematch_foreach(pos,entry) for((pos) = (struct xt_entry_match *) entry->elems; (pos) < (struct xt_entry_match *) ((char *) (entry) + (entry)->target_offset); (pos) = (struct xt_entry_match *) ((char *) (pos) + (pos)->u.match_size)) |
| #endif |