2019-01-29 18:32:17 -03:00
|
|
|
/*
|
2019-03-11 00:45:19 -03:00
|
|
|
* Copyright (C) 2019 Ernesto A. Fernández <ernesto.mnd.fernandez@gmail.com>
|
2019-01-29 18:32:17 -03:00
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef _UNICODE_H
|
|
|
|
|
#define _UNICODE_H
|
|
|
|
|
|
2019-05-23 17:50:48 -03:00
|
|
|
#include <apfs/types.h>
|
2019-01-29 18:32:17 -03:00
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* This structure helps normalize_next() to retrieve one normalized
|
|
|
|
|
* (and case-folded) UTF-32 character at a time from a UTF-8 string.
|
|
|
|
|
*/
|
|
|
|
|
struct unicursor {
|
|
|
|
|
const char *utf8curr; /* Start of UTF-8 to decompose and reorder */
|
|
|
|
|
int length; /* Length of normalization until next starter */
|
|
|
|
|
int last_pos; /* Offset in substring of last char returned */
|
|
|
|
|
u8 last_ccc; /* CCC of the last character returned */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
extern void init_unicursor(struct unicursor *cursor, const char *utf8str);
|
|
|
|
|
extern unicode_t normalize_next(struct unicursor *cursor, bool case_fold);
|
|
|
|
|
|
|
|
|
|
#endif /* _UNICODE_H */
|
