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