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/*

 * QEMU keysym to keycode conversion using rdesktop keymaps

 *

 * Copyright (c) 2004 Johannes Schindelin

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */

#ifndef __QEMU_KEYMAPS_H__

#define __QEMU_KEYMAPS_H__

#include "qemu-common.h"

typedef struct {

        const char* name;

        int keysym;

} name2keysym_t;

struct key_range {

    int start;

    int end;

    struct key_range *next;

};

#define MAX_NORMAL_KEYCODE 512

#define MAX_EXTRA_COUNT 256

typedef struct {

    uint16_t keysym2keycode[MAX_NORMAL_KEYCODE];

    struct {

        int keysym;

        uint16_t keycode;

    } keysym2keycode_extra[MAX_EXTRA_COUNT];

    int extra_count;

    struct key_range *keypad_range;

    struct key_range *numlock_range;

} kbd_layout_t;

/* scancode without modifiers */

#define SCANCODE_KEYMASK 0xff

/* scancode without grey or up bit */

#define SCANCODE_KEYCODEMASK 0x7f

/* "grey" keys will usually need a 0xe0 prefix */

#define SCANCODE_GREY   0x80

#define SCANCODE_EMUL0  0xE0

/* "up" flag */

#define SCANCODE_UP     0x80

/* Additional modifiers to use if not catched another way. */

#define SCANCODE_SHIFT  0x100

#define SCANCODE_CTRL   0x200

#define SCANCODE_ALT    0x400

#define SCANCODE_ALTGR  0x800

void *init_keyboard_layout(const name2keysym_t *table, const char *language);

int keysym2scancode(void *kbd_layout, int keysym);

int keycode_is_keypad(void *kbd_layout, int keycode);

int keysym_is_numlock(void *kbd_layout, int keysym);

#endif /* __QEMU_KEYMAPS_H__ */