unicode.h File Reference

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Macros
#define	UNI_MAX_HEADER_SIZE   3
#define	UNI_MAX_UTF8_SIZE   3
Define a ID for each text format
PS: This defines numbers are extract of ID3 norms
#define	UNI_TYPE_UNKNOWN   0xFF
#define	UNI_TYPE_ASCII   0x00
#define	UNI_TYPE_UTF16LE   0x01
#define	UNI_TYPE_UTF16BE   0x02
#define	UNI_TYPE_UTF8   0x03

Functions
uint8_t	unicode_header_scan (uint8_t *header)
	Detect the text format via a header (3 bytes)
uint8_t	unicode_header_get (uint8_t *header, uint8_t txt_format)
	Return the header corresponding at text format identifier.
uint8_t	utf8_to_unicode (uint8_t *utf8, uint16_t *unicode)
	Conversion UTF-8 to unicode.

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Macro Definition Documentation

#define UNI_MAX_HEADER_SIZE   3

Definition at line 51 of file unicode.h.

#define UNI_MAX_UTF8_SIZE   3

Definition at line 52 of file unicode.h.

#define UNI_TYPE_ASCII   0x00

Definition at line 58 of file unicode.h.

#define UNI_TYPE_UNKNOWN   0xFF

Definition at line 57 of file unicode.h.

#define UNI_TYPE_UTF16BE   0x02

Definition at line 60 of file unicode.h.

#define UNI_TYPE_UTF16LE   0x01

Definition at line 59 of file unicode.h.

#define UNI_TYPE_UTF8   0x03

Definition at line 61 of file unicode.h.

---

Function Documentation

uint8_t unicode_header_get	(	uint8_t *	header,
		uint8_t	txt_format
	)

Parameters:

txt_format	UNI_TYPE_UTF8, UNI_TYPE_UTF16BE, UNI_TYPE_UTF16LE, UNI_TYPE_ASCII
header	header to fill (array of 3B)

Returns:

the size of header

Definition at line 91 of file unicode.c.

uint8_t unicode_header_scan

(

uint8_t *

header

)

Parameters:

header

header to analyse (array of 3B)

Returns:

text format identifier

Definition at line 62 of file unicode.c.

uint8_t utf8_to_unicode	(	uint8_t *	utf8,
		uint16_t *	unicode
	)

Parameters:

utf8	array with utf8 codes (array of 3B max)
unicode	pointer used to store the character unicode decoded

Returns:

the size of UTF8 decoded

Definition at line 121 of file unicode.c.