Unicode Transformation Format

Collaboration diagram for Unicode Transformation Format:

Macros
#define	a_utf_len(str)

Functions
unsigned int	a_utf_encode (void *str, uint32_t val)
	encode one unicode code point into UTF-8
unsigned int	a_utf_decode (void const *str, uint32_t *val)
	decode one unicode code point from UTF-8
size_t	a_utf_length (void const *str)
	length of a UTF-8 string terminated with a null character

Detailed Description

Macro Definition Documentation

a_utf_len

#define a_utf_len

(

str

)

Value:

a_utf_length(str)

Function Documentation

a_utf_decode()

unsigned int a_utf_decode	(	void const *	str,
		uint32_t *	val )

decode one unicode code point from UTF-8

Parameters

[in]	str	string terminated with a null character
[in,out]	val	a pointer to a variable that stores unicode

Returns

offset to the next character

Return values

0	null character or invalid

a_utf_encode()

unsigned int a_utf_encode	(	void *	str,
		uint32_t	val )

encode one unicode code point into UTF-8

Parameters

[in]	str	a buffer to store a UTF-8 character
[in]	val	the unicode value to be encoded

Returns

offset to the next character

a_utf_length()

size_t a_utf_length

(

void const *

str

)

length of a UTF-8 string terminated with a null character

Parameters

[in]

str

string terminated with a null character

Returns

length of the UTF-8 string