113 lines
3.4 KiB
C
113 lines
3.4 KiB
C
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is libguac-client-rdp.
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*
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* The Initial Developer of the Original Code is
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* Michael Jumper.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef _GUAC_RDP_RDP_KEYMAP_H
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#define _GUAC_RDP_RDP_KEYMAP_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_scancode_map {
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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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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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int* clear_keysyms;
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} guac_rdp_scancode_map;
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/**
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* Represents the Alt-code which types a given keysym. This is used as a
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* fallback mapping, should a particular keymap not support a certain keysym.
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*
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* See: http://en.wikipedia.org/wiki/Alt_code
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*/
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typedef struct guac_rdp_altcode_map {
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/**
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* The 4-digit Alt-code which types this keysym.
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*/
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const char* altcode;
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} guac_rdp_altcode_map;
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/**
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* Static mapping from keysyms to scancodes.
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*/
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typedef guac_rdp_scancode_map guac_rdp_keysym_scancode_map[256][256];
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/**
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* Static mapping from keysyms to Alt-codes.
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*/
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typedef guac_rdp_altcode_map guac_rdp_keysym_altcode_map[256][256];
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/**
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* Map of X11 keysyms to RDP scancodes (US English).
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*/
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extern const guac_rdp_keysym_scancode_map guac_rdp_keysym_scancode_en_us;
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/**
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* Map of X11 keysyms to Windows Alt-codes.
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*/
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extern const guac_rdp_keysym_altcode_map guac_rdp_keysym_altcode;
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/**
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* Simple macro for referencing the mapped value of an altcode or scancode for a given keysym.
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*/
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#define GUAC_RDP_KEYSYM_LOOKUP(keysym_mapping, keysym) (&((keysym_mapping)[((keysym) & 0xFF00) >> 8][(keysym) & 0xFF]))
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#endif
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