1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __LINUX_TEXTSEARCH_FSM_H 3*4882a593Smuzhiyun #define __LINUX_TEXTSEARCH_FSM_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/types.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun enum { 8*4882a593Smuzhiyun TS_FSM_SPECIFIC, /* specific character */ 9*4882a593Smuzhiyun TS_FSM_WILDCARD, /* any character */ 10*4882a593Smuzhiyun TS_FSM_DIGIT, /* isdigit() */ 11*4882a593Smuzhiyun TS_FSM_XDIGIT, /* isxdigit() */ 12*4882a593Smuzhiyun TS_FSM_PRINT, /* isprint() */ 13*4882a593Smuzhiyun TS_FSM_ALPHA, /* isalpha() */ 14*4882a593Smuzhiyun TS_FSM_ALNUM, /* isalnum() */ 15*4882a593Smuzhiyun TS_FSM_ASCII, /* isascii() */ 16*4882a593Smuzhiyun TS_FSM_CNTRL, /* iscntrl() */ 17*4882a593Smuzhiyun TS_FSM_GRAPH, /* isgraph() */ 18*4882a593Smuzhiyun TS_FSM_LOWER, /* islower() */ 19*4882a593Smuzhiyun TS_FSM_UPPER, /* isupper() */ 20*4882a593Smuzhiyun TS_FSM_PUNCT, /* ispunct() */ 21*4882a593Smuzhiyun TS_FSM_SPACE, /* isspace() */ 22*4882a593Smuzhiyun __TS_FSM_TYPE_MAX, 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun #define TS_FSM_TYPE_MAX (__TS_FSM_TYPE_MAX - 1) 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun enum { 27*4882a593Smuzhiyun TS_FSM_SINGLE, /* 1 occurrence */ 28*4882a593Smuzhiyun TS_FSM_PERHAPS, /* 1 or 0 occurrence */ 29*4882a593Smuzhiyun TS_FSM_ANY, /* 0..n occurrences */ 30*4882a593Smuzhiyun TS_FSM_MULTI, /* 1..n occurrences */ 31*4882a593Smuzhiyun TS_FSM_HEAD_IGNORE, /* 0..n ignored occurrences at head */ 32*4882a593Smuzhiyun __TS_FSM_RECUR_MAX, 33*4882a593Smuzhiyun }; 34*4882a593Smuzhiyun #define TS_FSM_RECUR_MAX (__TS_FSM_RECUR_MAX - 1) 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun /** 37*4882a593Smuzhiyun * struct ts_fsm_token - state machine token (state) 38*4882a593Smuzhiyun * @type: type of token 39*4882a593Smuzhiyun * @recur: number of recurrences 40*4882a593Smuzhiyun * @value: character value for TS_FSM_SPECIFIC 41*4882a593Smuzhiyun */ 42*4882a593Smuzhiyun struct ts_fsm_token 43*4882a593Smuzhiyun { 44*4882a593Smuzhiyun __u16 type; 45*4882a593Smuzhiyun __u8 recur; 46*4882a593Smuzhiyun __u8 value; 47*4882a593Smuzhiyun }; 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun #endif 50