#define TRUE    1
#define FALSE   0
#define ERR     (-1)

#define UCHAR   unsigned char
#define SHORT   short int
#define	UNSIG	unsigned int

#define	SCR_X	80
#define MAX_X   80
#define MAX_Y   25

#define DMYKAN  0xFE
#define TABSIZ  8
#define	ESPSIZ	32

typedef union {
    struct {
	SHORT	es;
	SHORT	ds;
	SHORT	di;
	SHORT	si;
	SHORT	bp;
	SHORT	sp;
	SHORT	bx;
	SHORT	dx;
	SHORT	cx;
	SHORT	ax;
	SHORT	ip;
	SHORT	cs;
	SHORT	cf;
    } x;
    struct {
	SHORT	_es;
	SHORT	_ds;
	SHORT	_di;
	SHORT	_si;
	SHORT	_bp;
	SHORT	_sp;
	UCHAR	bl,bh;
	UCHAR	dl,dh;
	UCHAR	cl,ch;
	UCHAR	al,ah;
	SHORT	_ip;
	SHORT	_cs;
	SHORT	_cf;
    } h;
} REGSET;

#define	U_AX	(regs->x.ax)
#define U_AH    (regs->h.ah)
#define	U_AL	(regs->h.al)
#define	U_BX	(regs->x.bx)
#define U_BH    (regs->h.bh)
#define	U_BL	(regs->h.bl)
#define	U_CX	(regs->x.cx)
#define U_CH    (regs->h.ch)
#define	U_CL	(regs->h.cl)
#define	U_DX	(regs->x.dx)
#define U_DH    (regs->h.dh)
#define	U_DL	(regs->h.dl)
#define	U_DI	(regs->x.di)
#define	U_SI	(regs->x.si)
#define	U_DS	(regs->x.ds)
#define	U_ES	(regs->x.es)
#define	U_CF	(regs->x.cf)

typedef struct {
	SHORT	cvram;
	SHORT	kvram;
        SHORT   cur_x;
        SHORT   cur_y;
        SHORT   cur_type;
        SHORT   cur_off;
        SHORT   cur_siz;
        UCHAR   cur_flg;
        UCHAR   com_mode;
        SHORT   scr_y;
        SHORT   color;
        SHORT   bakcol;
        SHORT   tabflg;
        SHORT   odr_flg;
        SHORT   kanmod;
        UCHAR   bakch1;
        UCHAR   kancod;
        SHORT   extflg;
        SHORT   esccnt;
        SHORT   bak_x;
        SHORT   bak_y;
        void    (*extpro)();
        UCHAR   tabmap[MAX_X/8];
        UCHAR   escprm[ESPSIZ];
} CONPARA;

#define	CVRAM		(actv->cvram)
#define	KVRAM		(actv->kvram)
#define CUR_X           (actv->cur_x)
#define CUR_Y           (actv->cur_y)
#define CUR_TYPE        (actv->cur_type)
#define CUR_OFF         (actv->cur_off)
#define CUR_SIZ         (actv->cur_siz)
#define CUR_FLG         (actv->cur_flg)
#define COM_MODE        (actv->com_mode)
#define SCR_Y           (actv->scr_y)
#define COLOR           (actv->color)
#define BAKCOL          (actv->bakcol)
#define TABFLG          (actv->tabflg)
#define ODR_FLG         (actv->odr_flg)
#define KANMOD          (actv->kanmod)
#define BAKCH1          (actv->bakch1)
#define KANCOD          (actv->kancod)
#define EXTFLG          (actv->extflg)
#define ESCCNT          (actv->esccnt)
#define BAK_X           (actv->bak_x)
#define BAK_Y           (actv->bak_y)
#define EXTPRO          (actv->extpro)
#define TABMAP          (actv->tabmap)
#define ESCPRM          (actv->escprm)

extern	REGSET far	*regs;
extern	CONPARA		*actv;
extern	UCHAR    	ACT_DSP;
extern	SHORT		CUR_OLD_XY;
extern	SHORT		CUR_DISP_X;
extern	SHORT		CUR_DISP_Y;
extern	SHORT		CUR_DISP_OFF;
extern	SHORT		CUR_DISP_SIZ;
extern	UCHAR		CUR_DISP_FLG;