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Ernesto A. Fernández dc1ed2cfe7 Rename SPDX license identifier
It seems that the license identifier currently in use (GPL-2.0) has been
deprecated:

  https://spdx.org/licenses/GPL-2.0.html

I don't know how important this is in practice, but I've received some
complaints about it:

  https://github.com/linux-apfs/linux-apfs-rw/issues/18

So, just run

  sed -i 's/2\.0/2.0-only/' *.{c,h}
  sed -i 's/2\.0/2.0-only/' Makefile

and change it to GPL-2.0-only.

Signed-off-by: Ernesto A. Fernández <ernesto@corellium.com>
2021-11-16 18:41:54 -03:00

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C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2018 Ernesto A. Fernández <ernesto.mnd.fernandez@gmail.com>
*/
#ifndef _APFS_UNICODE_H
#define _APFS_UNICODE_H
#include <linux/nls.h>
/*
* This structure helps apfs_normalize_next() to retrieve one normalized
* (and case-folded) UTF-32 character at a time from a UTF-8 string.
*/
struct apfs_unicursor {
const char *utf8curr; /* Start of UTF-8 to decompose and reorder */
unsigned int total_len; /* Length of the whole UTF-8 string */
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 apfs_init_unicursor(struct apfs_unicursor *cursor, const char *utf8str, unsigned int total_len);
extern unicode_t apfs_normalize_next(struct apfs_unicursor *cursor,
bool case_fold);
#endif /* _APFS_UNICODE_H */