guacamole-spice-protocol/src/protocols/rdp/keyboard/keymap.h

190 lines
4.5 KiB
C

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#ifndef GUAC_RDP_KEYBOARD_KEYMAP_H
#define GUAC_RDP_KEYBOARD_KEYMAP_H
#include "config.h"
#include <winpr/wtypes.h>
/**
* Represents a keysym-to-scancode mapping for RDP, with extra information
* about the state of prerequisite keysyms.
*/
typedef struct guac_rdp_keysym_desc {
/**
* The keysym being mapped.
*/
int keysym;
/**
* The scancode this keysym maps to.
*/
int scancode;
/**
* Required RDP-specific flags.
*/
int flags;
/**
* Null-terminated list of keysyms which must be down for this keysym
* to be properly typed.
*/
const int* set_keysyms;
/**
* Null-terminated list of keysyms which must be up for this keysym
* to be properly typed.
*/
const int* clear_keysyms;
/**
* Bitwise OR of the flags of all lock keys (ie: Caps lock, Num lock, etc.)
* which must be active for this keysym to be properly typed. Legal flags
* are KBD_SYNC_SCROLL_LOCK, KBD_SYNC_NUM_LOCK, KBD_SYNC_CAPS_LOCK, and
* KBD_SYNC_KANA_LOCK.
*/
int set_locks;
/**
* Bitwise OR of the flags of all lock keys (ie: Caps lock, Num lock, etc.)
* which must be inactive for this keysym to be properly typed. Legal flags
* are KBD_SYNC_SCROLL_LOCK, KBD_SYNC_NUM_LOCK, KBD_SYNC_CAPS_LOCK, and
* KBD_SYNC_KANA_LOCK.
*/
int clear_locks;
} guac_rdp_keysym_desc;
/**
* Hierarchical keysym mapping
*/
typedef struct guac_rdp_keymap guac_rdp_keymap;
struct guac_rdp_keymap {
/**
* The parent mapping this map will inherit its initial mapping from.
* Any other mapping information will add to or override the mapping
* inherited from the parent.
*/
const guac_rdp_keymap* parent;
/**
* Descriptive name of this keymap
*/
const char* name;
/**
* Null-terminated array of scancode mappings.
*/
const guac_rdp_keysym_desc* mapping;
/**
* FreeRDP keyboard layout associated with this
* keymap. If this keymap is selected, this layout
* will be requested from the server.
*/
const UINT32 freerdp_keyboard_layout;
};
/**
* The name of the default keymap, which MUST exist.
*/
#define GUAC_DEFAULT_KEYMAP "en-us-qwerty"
/**
* Keysym string containing only the left "shift" key.
*/
extern const int GUAC_KEYSYMS_SHIFT[];
/**
* Keysym string containing both "shift" keys.
*/
extern const int GUAC_KEYSYMS_ALL_SHIFT[];
/**
* Keysym string containing only the right "alt" key (AltGr).
*/
extern const int GUAC_KEYSYMS_ALTGR[];
/**
* Keysym string containing the right "alt" key (AltGr) and
* left shift.
*/
extern const int GUAC_KEYSYMS_SHIFT_ALTGR[];
/**
* Keysym string containing the right "alt" key (AltGr) and
* both shift keys.
*/
extern const int GUAC_KEYSYMS_ALL_SHIFT_ALTGR[];
/**
* Keysym string containing only the left "ctrl" key.
*/
extern const int GUAC_KEYSYMS_CTRL[];
/**
* Keysym string containing both "ctrl" keys.
*/
extern const int GUAC_KEYSYMS_ALL_CTRL[];
/**
* Keysym string containing only the left "alt" key.
*/
extern const int GUAC_KEYSYMS_ALT[];
/**
* Keysym string containing both "alt" keys.
*/
extern const int GUAC_KEYSYMS_ALL_ALT[];
/**
* Keysym string containing the left "alt" and left "ctrl" keys
*/
extern const int GUAC_KEYSYMS_CTRL_ALT[];
/**
* Keysym string containing all modifier keys.
*/
extern const int GUAC_KEYSYMS_ALL_MODIFIERS[];
/**
* NULL-terminated array of all keymaps.
*/
extern const guac_rdp_keymap* GUAC_KEYMAPS[];
/**
* Return the keymap having the given name, if any, or NULL otherwise.
*
* @param name
* The name of the keymap to find.
*
* @return
* The keymap having the given name, or NULL if no such keymap exists.
*/
const guac_rdp_keymap* guac_rdp_keymap_find(const char* name);
#endif