1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _LINUX_UCS2_STRING_H_ 3#define _LINUX_UCS2_STRING_H_ 4 5#include <linux/types.h> /* for size_t */ 6#include <linux/stddef.h> /* for NULL */ 7 8typedef u16 ucs2_char_t; 9 10unsigned long ucs2_strnlen(const ucs2_char_t *s, size_t maxlength); 11unsigned long ucs2_strlen(const ucs2_char_t *s); 12unsigned long ucs2_strsize(const ucs2_char_t *data, unsigned long maxlength); 13ssize_t ucs2_strscpy(ucs2_char_t *dst, const ucs2_char_t *src, size_t count); 14int ucs2_strncmp(const ucs2_char_t *a, const ucs2_char_t *b, size_t len); 15 16unsigned long ucs2_utf8size(const ucs2_char_t *src); 17unsigned long ucs2_as_utf8(u8 *dest, const ucs2_char_t *src, 18 unsigned long maxlength); 19 20#endif /* _LINUX_UCS2_STRING_H_ */ 21