|  | #ifndef _LINUX_UCS2_STRING_H_ | 
|  | #define _LINUX_UCS2_STRING_H_ | 
|  |  | 
|  | #include <linux/types.h>	/* for size_t */ | 
|  | #include <linux/stddef.h>	/* for NULL */ | 
|  |  | 
|  | typedef u16 ucs2_char_t; | 
|  |  | 
|  | unsigned long ucs2_strnlen(const ucs2_char_t *s, size_t maxlength); | 
|  | unsigned long ucs2_strlen(const ucs2_char_t *s); | 
|  | unsigned long ucs2_strsize(const ucs2_char_t *data, unsigned long maxlength); | 
|  | int ucs2_strncmp(const ucs2_char_t *a, const ucs2_char_t *b, size_t len); | 
|  |  | 
|  | unsigned long ucs2_utf8size(const ucs2_char_t *src); | 
|  | unsigned long ucs2_as_utf8(u8 *dest, const ucs2_char_t *src, | 
|  | unsigned long maxlength); | 
|  |  | 
|  | #endif /* _LINUX_UCS2_STRING_H_ */ |