radare2/libr/include/r_regex.h
2016-02-21 03:45:41 +01:00

76 lines
2.3 KiB
C

#ifndef R2_REGEX_H
#define R2_REGEX_H
#include <r_types.h>
#include <sys/types.h>
typedef struct r_regex_t {
int re_magic;
size_t re_nsub; /* number of parenthesized subexpressions */
const char *re_endp; /* end pointer for R_REGEX_PEND */
struct re_guts *re_g; /* none of your business :-) */
int re_flags;
} RRegex;
typedef struct r_regmatch_t {
off_t rm_so; /* start of match */
off_t rm_eo; /* end of match */
} RRegexMatch;
/* regcomp() flags */
#define R_REGEX_BASIC 0000
#define R_REGEX_EXTENDED 0001
#define R_REGEX_ICASE 0002
#define R_REGEX_NOSUB 0004
#define R_REGEX_NEWLINE 0010
#define R_REGEX_NOSPEC 0020
#define R_REGEX_PEND 0040
#define R_REGEX_DUMP 0200
/* regerror() flags */
#define R_REGEX_ENOSYS (-1) /* Reserved */
#define R_REGEX_NOMATCH 1
#define R_REGEX_BADPAT 2
#define R_REGEX_ECOLLATE 3
#define R_REGEX_ECTYPE 4
#define R_REGEX_EESCAPE 5
#define R_REGEX_ESUBREG 6
#define R_REGEX_EBRACK 7
#define R_REGEX_EPAREN 8
#define R_REGEX_EBRACE 9
#define R_REGEX_BADBR 10
#define R_REGEX_ERANGE 11
#define R_REGEX_ESPACE 12
#define R_REGEX_BADRPT 13
#define R_REGEX_EMPTY 14
#define R_REGEX_ASSERT 15
#define R_REGEX_INVARG 16
#define R_REGEX_ILLSEQ 17
#define R_REGEX_ATOI 255 /* convert name to number (!) */
#define R_REGEX_ITOA 0400 /* convert number to name (!) */
/* regexec() flags */
#define R_REGEX_NOTBOL 00001
#define R_REGEX_NOTEOL 00002
#define R_REGEX_STARTEND 00004
#define R_REGEX_TRACE 00400 /* tracing of execution */
#define R_REGEX_LARGE 01000 /* force large representation */
#define R_REGEX_BACKR 02000 /* force use of backref code */
R_API RRegex *r_regex_new (const char *pattern, const char *cflags);
R_API int r_regex_run (const char *pattern, const char *flags, const char *text);
R_API int r_regex_match (const char *pattern, const char *flags, const char *text);
R_API int r_regex_flags(const char *flags);
R_API int r_regex_comp(RRegex*, const char *, int);
R_API size_t r_regex_error(int, const RRegex*, char *, size_t);
/*
* gcc under c99 mode won't compile "[]" by itself. As a workaround,
* a dummy argument name is added.
*/
R_API bool r_regex_check(const RRegex *rr, const char *str);
R_API int r_regex_exec(const RRegex *, const char *, size_t, RRegexMatch __pmatch[], int);
R_API void r_regex_free(RRegex *);
R_API void r_regex_fini(RRegex *);
#endif /* !_REGEX_H_ */