linux - include/linux/parser.h

36 lines · 1.0 KiB

1	/* SPDX-License-Identifier: GPL-2.0 */
2	/*
3	* linux/include/linux/parser.h
4	*
5	* Header for lib/parser.c
6	* Intended use of these functions is parsing filesystem argument lists,
7	* but could potentially be used anywhere else that simple option=arg
8	* parsing is required.
9	*/
10
11
12	/* associates an integer enumerator with a pattern string. */
13	struct match_token {
14	int token;
15	const char *pattern;
16	};
17
18	typedef struct match_token match_table_t[];
19
20	/* Maximum number of arguments that match_token will find in a pattern */
21	enum {MAX_OPT_ARGS = 3};
22
23	/* Describe the location within a string of a substring */
24	typedef struct {
25	char *from;
26	char *to;
27	} substring_t;
28
29	int match_token(char *, const match_table_t table, substring_t args[]);
30	int match_int(substring_t , int result);
31	int match_u64(substring_t , u64 result);
32	int match_octal(substring_t , int result);
33	int match_hex(substring_t , int result);
34	bool match_wildcard(const char pattern, const char str);
35	size_t match_strlcpy(char , const substring_t , size_t);
36	char match_strdup(const substring_t );