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