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