id3.c File Reference

#include "mpg123lib_intern.h"
#include "id3.h"
#include "debug.h"

Go to the source code of this file.

Defines
#define	KNOWN_FRAMES   4
#define	free_comment(mh)   free_id3_text(&((mh)->id3v2.comment_list), &((mh)->id3v2.comments))
#define	free_text(mh)   free_id3_text(&((mh)->id3v2.text), &((mh)->id3v2.texts))
#define	free_extra(mh)   free_id3_text(&((mh)->id3v2.extra), &((mh)->id3v2.extras))
#define	add_comment(mh)   add_id3_text(&((mh)->id3v2.comment_list), &((mh)->id3v2.comments))
#define	add_text(mh)   add_id3_text(&((mh)->id3v2.text), &((mh)->id3v2.texts))
#define	add_extra(mh)   add_id3_text(&((mh)->id3v2.extra), &((mh)->id3v2.extras))
#define	pop_comment(mh)   pop_id3_text(&((mh)->id3v2.comment_list), &((mh)->id3v2.comments))
#define	pop_text(mh)   pop_id3_text(&((mh)->id3v2.text), &((mh)->id3v2.texts))
#define	pop_extra(mh)   pop_id3_text(&((mh)->id3v2.extra), &((mh)->id3v2.extras))
#define	UNSYNC_FLAG   128
#define	EXTHEAD_FLAG   64
#define	EXP_FLAG   32
#define	FOOTER_FLAG   16
#define	UNKNOWN_FLAGS   15 /* 00001111*/
#define	synchsafe_to_long(buf, res)
#define	bytes_to_long(buf, res)
#define	threebytes_to_long(buf, res)
#define	BAD_FFLAGS   (unsigned long) 36784
#define	PRES_TAG_FFLAG   16384
#define	PRES_FILE_FFLAG   8192
#define	READ_ONLY_FFLAG   4096
#define	GROUP_FFLAG   64
#define	COMPR_FFLAG   8
#define	ENCR_FFLAG   4
#define	UNSYNC_FFLAG   2
#define	DATLEN_FFLAG   1
#define	FULLPOINT(f, s)   ( (((f)&0x3ff)<<10) + ((s)&0x3ff) + 0x10000 )
#define	UTF8LEN(x)   ( (x)<0x80 ? 1 : ((x)<0x800 ? 2 : ((x)<0x10000 ? 3 : 4)))
Typedefs
typedef void(*	text_converter )(mpg123_string *sb, const unsigned char *source, size_t len, const int noquiet)
Enumerations
enum	frame_types {   unknown = -2, text = -1, comment, extra,   rva2, uslt }
Functions
static void	convert_latin1 (mpg123_string *sb, const unsigned char *source, size_t len, const int noquiet)
static void	convert_utf16bom (mpg123_string *sb, const unsigned char *source, size_t len, const int noquiet)
static void	convert_utf8 (mpg123_string *sb, const unsigned char *source, size_t len, const int noquiet)
static void	null_id3_links (mpg123_handle *fr)
void	init_id3 (mpg123_handle *fr)
static void	init_mpg123_text (mpg123_text *txt)
static void	free_mpg123_text (mpg123_text *txt)
static void	free_id3_text (mpg123_text **list, size_t *size)
static mpg123_text *	add_id3_text (mpg123_text **list, size_t *size)
static void	pop_id3_text (mpg123_text **list, size_t *size)
void	exit_id3 (mpg123_handle *fr)
void	reset_id3 (mpg123_handle *fr)
void	id3_link (mpg123_handle *fr)
void	store_id3_text (mpg123_string *sb, char *source, size_t source_size, const int noquiet, const int notranslate)
void	id3_to_utf8 (mpg123_string *sb, unsigned char encoding, const unsigned char *source, size_t source_size, int noquiet)
char *	next_text (char *prev, int encoding, size_t limit)
static const char *	enc_name (int enc)
static void	process_text (mpg123_handle *fr, char *realdata, size_t realsize, char *id)
static void	process_comment (mpg123_handle *fr, enum frame_types tt, char *realdata, size_t realsize, int rva_level, char *id)
void	process_extra (mpg123_handle *fr, char *realdata, size_t realsize, int rva_level, char *id)
int	promote_framename (mpg123_handle *fr, char *id)
int	parse_new_id3 (mpg123_handle *fr, unsigned long first4bytes)
static int	check_bom (const unsigned char **source, size_t *len)
Variables
static const char	frame_type [KNOWN_FRAMES][5] = { "COMM", "TXXX", "RVA2", "USLT" }
static const text_converter	text_converters [4]
const unsigned int	encoding_widths [4] = { 1, 2, 2, 1 }