mirror of https://gitee.com/openkylin/qemu.git
78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
/*
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* QEMU keysym to keycode conversion using rdesktop keymaps
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*
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* Copyright (c) 2004 Johannes Schindelin
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef __QEMU_KEYMAPS_H__
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#define __QEMU_KEYMAPS_H__
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#include "qemu-common.h"
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typedef struct {
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const char* name;
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int keysym;
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} name2keysym_t;
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struct key_range {
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int start;
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int end;
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struct key_range *next;
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};
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#define MAX_NORMAL_KEYCODE 512
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#define MAX_EXTRA_COUNT 256
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typedef struct {
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uint16_t keysym2keycode[MAX_NORMAL_KEYCODE];
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struct {
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int keysym;
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uint16_t keycode;
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} keysym2keycode_extra[MAX_EXTRA_COUNT];
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int extra_count;
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struct key_range *keypad_range;
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struct key_range *numlock_range;
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} kbd_layout_t;
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/* scancode without modifiers */
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#define SCANCODE_KEYMASK 0xff
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/* scancode without grey or up bit */
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#define SCANCODE_KEYCODEMASK 0x7f
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/* "grey" keys will usually need a 0xe0 prefix */
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#define SCANCODE_GREY 0x80
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#define SCANCODE_EMUL0 0xE0
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/* "up" flag */
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#define SCANCODE_UP 0x80
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/* Additional modifiers to use if not catched another way. */
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#define SCANCODE_SHIFT 0x100
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#define SCANCODE_CTRL 0x200
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#define SCANCODE_ALT 0x400
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#define SCANCODE_ALTGR 0x800
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void *init_keyboard_layout(const name2keysym_t *table, const char *language);
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int keysym2scancode(void *kbd_layout, int keysym);
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int keycode_is_keypad(void *kbd_layout, int keycode);
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int keysym_is_numlock(void *kbd_layout, int keysym);
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#endif /* __QEMU_KEYMAPS_H__ */
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