1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _XT_U32_H
3#define _XT_U32_H 1
4
5#include <linux/types.h>
6
7enum xt_u32_ops {
8	XT_U32_AND,
9	XT_U32_LEFTSH,
10	XT_U32_RIGHTSH,
11	XT_U32_AT,
12};
13
14struct xt_u32_location_element {
15	__u32 number;
16	__u8 nextop;
17};
18
19struct xt_u32_value_element {
20	__u32 min;
21	__u32 max;
22};
23
24/*
25 * Any way to allow for an arbitrary number of elements?
26 * For now, I settle with a limit of 10 each.
27 */
28#define XT_U32_MAXSIZE 10
29
30struct xt_u32_test {
31	struct xt_u32_location_element location[XT_U32_MAXSIZE+1];
32	struct xt_u32_value_element value[XT_U32_MAXSIZE+1];
33	__u8 nnums;
34	__u8 nvalues;
35};
36
37struct xt_u32 {
38	struct xt_u32_test tests[XT_U32_MAXSIZE+1];
39	__u8 ntests;
40	__u8 invert;
41};
42
43#endif /* _XT_U32_H */
44