1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _XT_STRING_H 3 #define _XT_STRING_H 4 5 #include <linux/types.h> 6 7 #define XT_STRING_MAX_PATTERN_SIZE 128 8 #define XT_STRING_MAX_ALGO_NAME_SIZE 16 9 10 enum { 11 XT_STRING_FLAG_INVERT = 0x01, 12 XT_STRING_FLAG_IGNORECASE = 0x02 13 }; 14 15 struct xt_string_info { 16 __u16 from_offset; 17 __u16 to_offset; 18 char algo[XT_STRING_MAX_ALGO_NAME_SIZE]; 19 char pattern[XT_STRING_MAX_PATTERN_SIZE]; 20 __u8 patlen; 21 union { 22 struct { 23 __u8 invert; 24 } v0; 25 26 struct { 27 __u8 flags; 28 } v1; 29 } u; 30 31 /* Used internally by the kernel */ 32 struct ts_config __attribute__((aligned(8))) *config; 33 }; 34 35 #endif /*_XT_STRING_H*/ 36