/*      $NetBSD: itevar.h,v 1.20 2012/10/27 17:17:29 chs Exp $  */

/*
* Copyright (c) 1994 Christian E. Hopps
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*      This product includes software developed by Christian E. Hopps.
* 4. The name of the author may not be used to endorse or promote products
*    derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if ! defined (_ITEVAR_H)
#define _ITEVAR_H

enum ite_arraymaxs {
       MAX_ARGSIZE = 256,
       MAX_TABS = 256,
};

enum ite_attr {
       ATTR_NOR = 0,
       ATTR_INV = 1,
       ATTR_UL = 2,
       ATTR_BOLD = 4,
       ATTR_BLINK = 8,
       ATTR_ALL = 16-1,

       ATTR_KEYPAD = 0x80              /* XXX */
};

struct ite_softc {
       struct  tty *tp;
       char    argbuf[MAX_ARGSIZE];
       struct  grf_softc *grf;         /* XXX */
       void    *priv;
       char    *ap;
       u_char  *tabs;
       int     flags;
       int     open_count;
       short   cursorx;
       short   cursory;
       short   rows;
       short   cols;
       u_char  *font;
       u_char  *cursor;
       u_char  font_lo;
       u_char  font_hi;
       short   cpl;                    /* XXX? */
       short   ftheight;
       short   ftwidth;
       short   ftbaseline;
       short   ftboldsmear;
       short   planemask;
       short   pos;
       char    imode;
       char    fpd;
       char    hold;
       u_char  escape;
       u_char  cursor_opt;
       u_char  key_repeat;
       char    GL;
       char    GR;
       char    G0;
       char    G1;
       char    G2;
       char    G3;
       char    linefeed_newline;
       char    auto_wrap;
       char    cursor_appmode;
       char    keypad_appmode;
       short   top_margin;
       short   bottom_margin;
       short   inside_margins;
       short   eightbit_C1;
       short   emul_level;
       enum    ite_attr attribute;
       enum    ite_attr save_attribute;
       int     curx;
       int     save_curx;
       int     cury;
       int     save_cury;
};

enum ite_flags {
       ITE_ALIVE  = 0x1,               /* grf layer is configed */
       ITE_ISCONS = 0x2,               /* ite is acting console. */
       ITE_INITED = 0x4,               /* ite has been inited. */
       ITE_ISOPEN = 0x8,               /* ite has been opened */
       ITE_INGRF  = 0x10,              /* ite is in graphics mode */
       ITE_ACTIVE = 0x20,              /* ite is an active terminal */
       ITE_ATTACHED = 0x40,            /* ite is attached */
};

enum ite_replrules {
       RR_CLEAR = 0,
       RR_COPY = 0x3,
       RR_XOR = 0x6,
       RR_COYINVERTED = 0xC
};

enum ite_scrolldir {
       SCROLL_UP = 1,
       SCROLL_DOWN,
       SCROLL_LEFT,
       SCROLL_RIGHT,
};

enum ite_cursact {
       DRAW_CURSOR = 5,
       ERASE_CURSOR,
       MOVE_CURSOR,
       START_CURSOROPT,
       END_CURSOROPT
};

enum ite_special_keycodes {
       KBD_LEFT_SHIFT = 0x60,
       KBD_RIGHT_SHIFT,
       KBD_CAPS_LOCK,
       KBD_CTRL,
       KBD_LEFT_ALT,
       KBD_RIGHT_ALT,
       KBD_LEFT_META,
       KBD_RIGHT_META
};

enum ite_modifiers {
       KBD_MOD_LSHIFT = (1 << (KBD_LEFT_SHIFT - KBD_LEFT_SHIFT)),
       KBD_MOD_RSHIFT = (1 << (KBD_RIGHT_SHIFT- KBD_LEFT_SHIFT)),
       KBD_MOD_CTRL = (1 << (KBD_CTRL - KBD_LEFT_SHIFT)),
       KBD_MOD_LALT = (1 << (KBD_LEFT_ALT - KBD_LEFT_SHIFT)),
       KBD_MOD_RALT = (1 << (KBD_RIGHT_ALT- KBD_LEFT_SHIFT)),
       KBD_MOD_LMETA = (1 << (KBD_LEFT_META - KBD_LEFT_SHIFT)),
       KBD_MOD_RMETA = (1 << (KBD_RIGHT_META- KBD_LEFT_SHIFT)),
       KBD_MOD_CAPS = (1 << (KBD_CAPS_LOCK - KBD_LEFT_SHIFT)),

       KBD_MOD_SHIFT = (KBD_MOD_LSHIFT | KBD_MOD_RSHIFT),
       KBD_MOD_ALT = (KBD_MOD_LALT | KBD_MOD_RALT),
       KBD_MOD_META = (KBD_MOD_LMETA | KBD_MOD_RMETA),
};

enum caller {
       ITEFILT_TTY,
       ITEFILT_CONSOLE,
       ITEFILT_REPEATER
};

enum emul_level {
       EMUL_VT100 = 1,
       EMUL_VT300_8,
       EMUL_VT300_7
};

enum ite_max_getsize { ITEBURST = 64 };

enum tab_size { TABSIZE = 8 };
#define TABEND(u) (ite_tty[u]->t_windsize.ws_col - TABSIZE) /* XXX */

#define set_attr(ip, attr)      ((ip)->attribute |= (attr))
#define clr_attr(ip, attr)      ((ip)->attribute &= ~(attr))
#define attrloc(ip, y, x) 0
#define attrclr(ip, sy, sx, h, w)
#define attrmov(ip, sy, sx, dy, dx, h, w)
#define attrtest(ip, attr) 0
#define attrset(ip, attr)

struct proc;
struct consdev;
struct termios;

/* console related function */
void    itecnprobe(struct consdev *);
void    itecninit(struct consdev *);
int     itecngetc(dev_t);
void    itecnputc(dev_t, int);
void    ite_cnfinish(struct ite_softc *);

/* standard ite device entry points. */
void    iteinit(dev_t);
void    itestart(struct tty *);

/* ite functions */
void    ite_on(dev_t, int);
void    ite_off(dev_t, int);
void    ite_reinit(dev_t);
int     ite_param(struct tty *, struct termios *);
void    ite_reset(struct ite_softc *);
int     ite_cnfilter(u_char, enum caller);
void    ite_filter(u_char ,enum caller);
int     ite_grf_ioctl(struct ite_softc *, u_long, void *, int, struct lwp *);

#endif /* _ITEVAR_H */

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