2 /* ***** BEGIN LICENSE BLOCK *****
3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 * The contents of this file are subject to the Mozilla Public License Version
6 * 1.1 (the "License"); you may not use this file except in compliance with
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15 * The Original Code is libguac-client-rdp.
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19 * Portions created by the Initial Developer are Copyright (C) 2011
20 * the Initial Developer. All Rights Reserved.
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38 #ifndef _GUAC_RDP_RDP_KEYMAP_H
39 #define _GUAC_RDP_RDP_KEYMAP_H
42 * Represents a keysym-to-scancode mapping for RDP, with extra information
43 * about the state of prerequisite keysyms.
45 typedef struct guac_rdp_keysym_desc {
48 * The keysym being mapped.
53 * The scancode this keysym maps to.
58 * Required RDP-specific flags.
63 * Null-terminated list of keysyms which must be down for this keysym
64 * to be properly typed.
66 const int* set_keysyms;
69 * Null-terminated list of keysyms which must be up for this keysym
70 * to be properly typed.
72 const int* clear_keysyms;
74 } guac_rdp_keysym_desc;
77 * Hierarchical keysym mapping
79 typedef struct guac_rdp_keymap guac_rdp_keymap;
80 struct guac_rdp_keymap {
83 * The parent mapping this map will inherit its initial mapping from.
84 * Any other mapping information will add to or override the mapping
85 * inherited from the parent.
87 const guac_rdp_keymap* parent;
90 * Descriptive name of this keymap
95 * Null-terminated array of scancode mappings.
97 const guac_rdp_keysym_desc* mapping;
102 * Static mapping from keysyms to scancodes.
104 typedef guac_rdp_keysym_desc guac_rdp_static_keymap[256][256];
107 * Mapping from keysym to current state
109 typedef int guac_rdp_keysym_state_map[256][256];
112 * Map of X11 keysyms to RDP scancodes (US English).
114 extern const guac_rdp_keymap guac_rdp_keymap_en_us;
117 * Map of X11 keysyms to RDP scancodes (common non-printable keys).
119 extern const guac_rdp_keymap guac_rdp_keymap_base;
122 * Simple macro for referencing the mapped value of an altcode or scancode for a given keysym.
124 #define GUAC_RDP_KEYSYM_LOOKUP(keysym_mapping, keysym) ((keysym_mapping)[((keysym) & 0xFF00) >> 8][(keysym) & 0xFF])
127 * Keysym string containing only the left "shift" key.
129 extern const int GUAC_KEYSYMS_SHIFT[];
132 * Keysym string containing only the left "alt" key.
134 extern const int GUAC_KEYSYMS_ALT[];
137 * Keysym string containing all modifier keys.
139 extern const int GUAC_KEYSYMS_ALL_MODIFIERS[];