sys/dev/sun/kbd_xlate.h

   1 /*      $NetBSD: kbd_xlate.h,v 1.4.6.4 2005/02/04 11:47:33 skrll Exp $  */
   2
   3 /*
   4  * Copyright (c) 1992, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * This software was developed by the Computer Systems Engineering group
   8  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
   9  * contributed to Berkeley.
  10  *
  11  * All advertising materials mentioning features or use of this software
  12  * must display the following acknowledgement:
  13  *      This product includes software developed by the University of
  14  *      California, Lawrence Berkeley Laboratory.
  15  *
  16  * Redistribution and use in source and binary forms, with or without
  17  * modification, are permitted provided that the following conditions
  18  * are met:
  19  * 1. Redistributions of source code must retain the above copyright
  20  *    notice, this list of conditions and the following disclaimer.
  21  * 2. Redistributions in binary form must reproduce the above copyright
  22  *    notice, this list of conditions and the following disclaimer in the
  23  *    documentation and/or other materials provided with the distribution.
  24  * 3. Neither the name of the University nor the names of its contributors
  25  *    may be used to endorse or promote products derived from this software
  26  *    without specific prior written permission.
  27  *
  28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  38  * SUCH DAMAGE.
  39  *
  40  *      @(#)kbd.c       8.2 (Berkeley) 10/30/93
  41  */
  42
  43 /*
  44  * This defines the interface provided by kbd_xlate()
  45  */
  46
  47 #include <dev/sun/kbd_tables.h>
  48
  49 #define KEY_CODE(c)     ((c) & KBD_KEYMASK)     /* keyboard code index */
  50 #define KEY_UP(c)       ((c) & KBD_UP)          /* true => key went up */
  51
  52 #define KBMOD_CTRL_MASK         ((1 << KBMOD_CTRL_L)  | (1 << KBMOD_CTRL_R))
  53 #define KBMOD_SHIFT_MASK        ((1 << KBMOD_SHIFT_L) | (1 << KBMOD_SHIFT_R))
  54 #define KBMOD_META_MASK         ((1 << KBMOD_META_L)  | (1 << KBMOD_META_R))
  55 #define KBMOD_ALT_MASK          ((1 << KBMOD_ALT_L)   | (1 << KBMOD_ALT_R))
  56
  57
  58 /*
  59  * Keycode translator state.
  60  * We need to remember the state of the keyboard's shift and
  61  * control keys, and we need a per-type translation table.
  62  */
  63 struct kbd_state {
  64         struct keyboard kbd_k;  /* table pointers */
  65         int     kbd_modbits;    /* modifier keys */
  66
  67         u_char  kbd_id;         /* a place to store the ID */
  68         u_char  kbd_layout;     /* which keyboard layout */
  69         u_char  kbd_click;      /* true => keyclick enabled */
  70         u_char  kbd_leds;       /* LED state */
  71
  72 };
  73
  74 extern void kbd_xlate_init(struct kbd_state *ks);
  75 extern int kbd_code_to_keysym(struct kbd_state *ks, int c);