enum {
	Xtsearch= 0,
	Xtartist= 1,
	Xtalbum=  2,
	Xttracks= 3,

	Xfidsz= 20,
	Xidsz=  16,
};

typedef uchar Xfid[Xfidsz];
typedef uchar Xid[Xidsz];

typedef struct Album Album;
typedef struct Artist Artist;
typedef struct Bio Bio;
typedef struct Copy Copy;
typedef struct Disc Disc;
typedef struct Img Img;
typedef struct Search Search;
typedef struct Sfile Sfile;
typedef struct Track Track;

struct Album {
	Xid    id;
	double pop;
	char   *name;
	char   *aname;
	char   *atype;
	char   *review;
	Copy   *copy;
	Disc   **discs;
	Xfid   c;
	Xfid   csmall;
	Xfid   clarge;
	Xid    aid;
};	

struct Artist {
	Xid    id;
	double pop;
	char   *name;
	Img    *img;
	Bio    **bios;
	char   *genres;
	char   *years;
	Track  **top;
	Artist **similar;
	Album  **albums;
};

struct Bio {
	char *text;
};

struct Copy {
	char *c;
	char *p;
};

struct Disc {
	int   n;
	char  *name;
	Track **tracks;
};

struct Img {
	int  width;
	int  height;
	Xfid id;
	Xfid small;
	Xfid large;
};

struct Search {
	Artist **artists;
	Album  **albums;
	Track  **tracks;
};

struct Sfile {
	Xfid id;
	char *fmt;
};

struct Track {
	Xid    id;
	int    n;
	int    year;
	int    len;
	char   *name;
	char   *aname;
	char   *alname;
	char   *aaname;
	Sfile  **files;
	double pop;
	int    explicit;
	Xid    aid;
	Xid    alid;
	Xid    aaid;
	Xfid   c;
	Xfid   csmall;
	Xfid   clarge;
};

void xmlfree(int type, void *p);
void *xmlparse(int type, char *s);