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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
6408f79c TG |
2 | #ifndef __LINUX_TEXTSEARCH_FSM_H |
3 | #define __LINUX_TEXTSEARCH_FSM_H | |
4 | ||
5 | #include <linux/types.h> | |
6 | ||
7 | enum { | |
8 | TS_FSM_SPECIFIC, /* specific character */ | |
9 | TS_FSM_WILDCARD, /* any character */ | |
10 | TS_FSM_DIGIT, /* isdigit() */ | |
11 | TS_FSM_XDIGIT, /* isxdigit() */ | |
12 | TS_FSM_PRINT, /* isprint() */ | |
13 | TS_FSM_ALPHA, /* isalpha() */ | |
14 | TS_FSM_ALNUM, /* isalnum() */ | |
15 | TS_FSM_ASCII, /* isascii() */ | |
16 | TS_FSM_CNTRL, /* iscntrl() */ | |
17 | TS_FSM_GRAPH, /* isgraph() */ | |
18 | TS_FSM_LOWER, /* islower() */ | |
19 | TS_FSM_UPPER, /* isupper() */ | |
20 | TS_FSM_PUNCT, /* ispunct() */ | |
21 | TS_FSM_SPACE, /* isspace() */ | |
22 | __TS_FSM_TYPE_MAX, | |
23 | }; | |
24 | #define TS_FSM_TYPE_MAX (__TS_FSM_TYPE_MAX - 1) | |
25 | ||
26 | enum { | |
27 | TS_FSM_SINGLE, /* 1 occurrence */ | |
28 | TS_FSM_PERHAPS, /* 1 or 0 occurrence */ | |
29 | TS_FSM_ANY, /* 0..n occurrences */ | |
30 | TS_FSM_MULTI, /* 1..n occurrences */ | |
31 | TS_FSM_HEAD_IGNORE, /* 0..n ignored occurrences at head */ | |
32 | __TS_FSM_RECUR_MAX, | |
33 | }; | |
34 | #define TS_FSM_RECUR_MAX (__TS_FSM_RECUR_MAX - 1) | |
35 | ||
36 | /** | |
37 | * struct ts_fsm_token - state machine token (state) | |
38 | * @type: type of token | |
39 | * @recur: number of recurrences | |
40 | * @value: character value for TS_FSM_SPECIFIC | |
41 | */ | |
42 | struct ts_fsm_token | |
43 | { | |
44 | __u16 type; | |
45 | __u8 recur; | |
46 | __u8 value; | |
47 | }; | |
48 | ||
49 | #endif |