// syscd.h
#include "cdparam.h"

#define	bcd2x(n)					(((n) >> 4 & 15) * 10 + ((n) & 15))
#define	x2bcd(n)					(((n) / 10 << 4) + (n) % 10)

#pragma options align=mac68k
typedef struct 
{
	unsigned char ctl;
	unsigned char min;
	unsigned char sec;
	unsigned char blk;
} INDEX;

#pragma options align=reset

enum {
	CD_SCSI = 'scsi',
	CD_ATAPI = 'atpi',
	CD_MAX_DRIVES = 64,
	CD_MAX_DEVICES = 32
};

typedef struct _syscd
{
	short d_refNum;
	short d_numDrives;
	long d_kind;
	short d_bus;
	short d_id;
	short d_lun;
	short d_driveNums[CD_MAX_DRIVES];
	t_symbol *d_ownername;
} t_syscd;

typedef struct _cdtoc
{
	short c_ntracks;
	short c_first;
	short c_last;
	INDEX c_toc[1];
} t_cdtoc;

extern t_syscd syscd_devices[];
extern long syscd_devcount;

short syscd_findnext(void);
void syscd_find(t_symbol *objname);
void syscd_add(t_symbol *objname, short refNum);
void syscd_open(t_symbol *objname);
short syscd_control(t_syscd *x, CDCntrlParam *cs, short drive, short whichCall, short async);
short syscd_status(t_syscd *x, CDCntrlParam *cs, short drive, short whichCall, short async);
void syscd_setup(t_syscd *x, CDCntrlParam *cs, short drive, short whichCall, short async);
short syscd_getspeed(t_syscd *x, short drive);
void syscd_stopplay(t_syscd *x, short drive);
void syscd_setspeed(t_syscd *x, short drive, short speed);
t_syscd *syscd_select(t_symbol *objname, short argc, t_atom *argv);
short syscd_ordcheck(t_symbol *s);
short syscd_ispound(t_symbol *s);
short syscd_gettoc(t_syscd *x, short drive, t_cdtoc **toc, short dopost);
void syscd_eject(t_syscd *x, short drive);
void syscd_unmount(t_syscd *x, t_symbol *s, short argc, t_atom *argv);
pascal void syscd_ejectcompletion(ParmBlkPtr *pb);