108 lines
3.6 KiB
C
108 lines
3.6 KiB
C
/*
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* <kbd.h>
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*
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* Open Hack'Ware BIOS generic keyboard management definitions.
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*
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* Copyright (c) 2005 Jocelyn Mayer
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License V2
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* as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#if !defined (__OHW_KBD_H__)
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#define __OHW_KBD_H__
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typedef struct kbd_t kbd_t;
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typedef struct keymap_t keymap_t;
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struct kbd_t {
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uint32_t mod_state;
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/* Modifier state
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* 0x00 kk ll rr
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* | | | |
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* Not used for now -+ | | |
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* Locks ---------------+ | |
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* Left modifiers ---------+ |
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* Right modifiers -----------+
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*/
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int nb_keys;
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const keymap_t *keymap;
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const char **sequences;
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};
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/* Modifiers */
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typedef enum {
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KBD_MOD_SHIFT = 0x01,
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KBD_MOD_CTRL = 0x02,
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KBD_MOD_ALT = 0x04,
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KBD_MOD_CMD = 0x08,
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KBD_MOD_OPT = 0x10,
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} kbd_modifiers;
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/* Locks */
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typedef enum {
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KBD_LCK_CAPS = 0x01,
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KBD_LCK_NUM = 0x02,
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KBD_LCK_SCROLL = 0x04,
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} kbd_locks;
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/* Lock shifts */
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typedef enum {
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KBD_SH_NONE = -1,
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KBD_SH_CAPS = 0,
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KBD_SH_NUML = 1,
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KBD_SH_SCRL = 2,
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} kbd_lck_shifts;
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enum {
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KBD_TYPE_REGULAR = 0 << 24,
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KBD_TYPE_LMOD = 1 << 24,
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KBD_TYPE_RMOD = 2 << 24,
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KBD_TYPE_LOCK = 3 << 24,
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KBD_TYPE_SEQUENCE = 4 << 24,
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};
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#define KBD_SEQUENCE(sequence) (KBD_TYPE_SEQUENCE | (sequence))
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#define KBD_MOD_MAP(mod) \
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KBD_SH_NONE, { (mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), \
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(mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), \
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(mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), \
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(mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), }
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#define KBD_MOD_MAP_LSHIFT KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_SHIFT)
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#define KBD_MOD_MAP_RSHIFT KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_SHIFT << 8))
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#define KBD_MOD_MAP_LCTRL KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_CTRL)
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#define KBD_MOD_MAP_RCTRL KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_CTRL << 8))
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#define KBD_MOD_MAP_LALT KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_ALT)
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#define KBD_MOD_MAP_RALT KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_ALT << 8))
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#define KBD_MOD_MAP_LCMD KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_CMD)
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#define KBD_MOD_MAP_RCMD KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_CMD << 8))
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#define KBD_MOD_MAP_LOPT KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_OPT)
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#define KBD_MOD_MAP_ROPT KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_OPT << 8))
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#define KBD_MOD_MAP_CAPS KBD_MOD_MAP(KBD_TYPE_LOCK | (KBD_LCK_CAPS << 16))
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#define KBD_MOD_MAP_NUML KBD_MOD_MAP(KBD_TYPE_LOCK | (KBD_LCK_NUML << 16))
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#define KBD_MOD_MAP_SCROLL KBD_MOD_MAP(KBD_TYPE_LOCK | (KBD_LCK_SCRL << 16))
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#define KBD_MAP_NONE KBD_MOD_MAP(-1)
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/* Keymap definition */
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struct keymap_t {
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/* Set the lock which applies to this key (if any) */
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int lck_shift;
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/* Key translations */
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uint32_t trans[32];
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};
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void *kbd_new (int len);
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int kbd_set_keymap (kbd_t *kbd, int nb_keys, const keymap_t *keymap,
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const char **sequences);
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int kbd_translate_key (kbd_t *kbd, int keycode, int up_down, char *sequence);
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#endif /* !defined (__OHW_KBD_H__) */
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