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orbithub/third_party/FreeRDP/client/X11/xf_keyboard.c

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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* X11 Keyboard Handling
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed 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.
*/
#include <freerdp/config.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include <winpr/crt.h>
#include <winpr/path.h>
#include <winpr/assert.h>
#include <winpr/cast.h>
#include <winpr/collections.h>
#include <freerdp/utils/string.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
#include <X11/XKBlib.h>
#include <freerdp/locale/keyboard.h>
#include <freerdp/locale/locale.h>
#include "xf_event.h"
#include "xf_keyboard.h"
#include "xf_utils.h"
#include "keyboard_x11.h"
#include <freerdp/log.h>
#define TAG CLIENT_TAG("x11")
typedef struct
{
BOOL Shift;
BOOL LeftShift;
BOOL RightShift;
BOOL Alt;
BOOL LeftAlt;
BOOL RightAlt;
BOOL Ctrl;
BOOL LeftCtrl;
BOOL RightCtrl;
BOOL Super;
BOOL LeftSuper;
BOOL RightSuper;
} XF_MODIFIER_KEYS;
struct x11_key_scancode_t
{
const char* name;
DWORD sc;
};
static const struct x11_key_scancode_t XKB_KEY_NAME_SCANCODE_TABLE[] = {
{ "AB01", RDP_SCANCODE_KEY_Z }, /* 052: AB01 [z] */
{ "AB02", RDP_SCANCODE_KEY_X }, /* 053: AB02 [x] */
{ "AB03", RDP_SCANCODE_KEY_C }, /* 054: AB03 [c] */
{ "AB04", RDP_SCANCODE_KEY_V }, /* 055: AB04 [v] */
{ "AB05", RDP_SCANCODE_KEY_B }, /* 056: AB05 [b] */
{ "AB06", RDP_SCANCODE_KEY_N }, /* 057: AB06 [n] */
{ "AB07", RDP_SCANCODE_KEY_M }, /* 058: AB07 [m] */
{ "AB08", RDP_SCANCODE_OEM_COMMA }, /* 059: AB08 [comma] */
{ "AB09", RDP_SCANCODE_OEM_PERIOD }, /* 060: AB09 [period] */
{ "AB10", RDP_SCANCODE_OEM_2 }, /* 061: AB10 [slash] */
{ "AB11", RDP_SCANCODE_ABNT_C1 }, /* 097: AB11 [(null)] */
{ "AC01", RDP_SCANCODE_KEY_A }, /* 038: AC01 [a] */
{ "AC02", RDP_SCANCODE_KEY_S }, /* 039: AC02 [s] */
{ "AC03", RDP_SCANCODE_KEY_D }, /* 040: AC03 [d] */
{ "AC04", RDP_SCANCODE_KEY_F }, /* 041: AC04 [f] */
{ "AC05", RDP_SCANCODE_KEY_G }, /* 042: AC05 [g] */
{ "AC06", RDP_SCANCODE_KEY_H }, /* 043: AC06 [h] */
{ "AC07", RDP_SCANCODE_KEY_J }, /* 044: AC07 [j] */
{ "AC08", RDP_SCANCODE_KEY_K }, /* 045: AC08 [k] */
{ "AC09", RDP_SCANCODE_KEY_L }, /* 046: AC09 [l] */
{ "AC10", RDP_SCANCODE_OEM_1 }, /* 047: AC10 [semicolon] */
{ "AC11", RDP_SCANCODE_OEM_7 }, /* 048: AC11 [dead_acute] */
{ "AD01", RDP_SCANCODE_KEY_Q }, /* 024: AD01 [q] */
{ "AD02", RDP_SCANCODE_KEY_W }, /* 025: AD02 [w] */
{ "AD03", RDP_SCANCODE_KEY_E }, /* 026: AD03 [e] */
{ "AD04", RDP_SCANCODE_KEY_R }, /* 027: AD04 [r] */
{ "AD05", RDP_SCANCODE_KEY_T }, /* 028: AD05 [t] */
{ "AD06", RDP_SCANCODE_KEY_Y }, /* 029: AD06 [y] */
{ "AD07", RDP_SCANCODE_KEY_U }, /* 030: AD07 [u] */
{ "AD08", RDP_SCANCODE_KEY_I }, /* 031: AD08 [i] */
{ "AD09", RDP_SCANCODE_KEY_O }, /* 032: AD09 [o] */
{ "AD10", RDP_SCANCODE_KEY_P }, /* 033: AD10 [p] */
{ "AD11", RDP_SCANCODE_OEM_4 }, /* 034: AD11 [bracketleft] */
{ "AD12", RDP_SCANCODE_OEM_6 }, /* 035: AD12 [bracketright] */
{ "AE01", RDP_SCANCODE_KEY_1 }, /* 010: AE01 [1] */
{ "AE02", RDP_SCANCODE_KEY_2 }, /* 011: AE02 [2] */
{ "AE03", RDP_SCANCODE_KEY_3 }, /* 012: AE03 [3] */
{ "AE04", RDP_SCANCODE_KEY_4 }, /* 013: AE04 [4] */
{ "AE05", RDP_SCANCODE_KEY_5 }, /* 014: AE05 [5] */
{ "AE06", RDP_SCANCODE_KEY_6 }, /* 015: AE06 [6] */
{ "AE07", RDP_SCANCODE_KEY_7 }, /* 016: AE07 [7] */
{ "AE08", RDP_SCANCODE_KEY_8 }, /* 017: AE08 [8] */
{ "AE09", RDP_SCANCODE_KEY_9 }, /* 018: AE09 [9] */
{ "AE10", RDP_SCANCODE_KEY_0 }, /* 019: AE10 [0] */
{ "AE11", RDP_SCANCODE_OEM_MINUS }, /* 020: AE11 [minus] */
{ "AE12", RDP_SCANCODE_OEM_PLUS }, /* 021: AE12 [equal] */
{ "AE13", RDP_SCANCODE_BACKSLASH_JP }, /* 132: AE13 [(null)] */
{ "AGAI" /* codespell:ignore */, RDP_SCANCODE_UNKNOWN },
{ "ALT", RDP_SCANCODE_LMENU }, /* 204: ALT [(null)] */
{ "BKSL", RDP_SCANCODE_OEM_5 }, /* 051: BKSL [backslash] */
{ "BKSP", RDP_SCANCODE_BACKSPACE }, /* 022: BKSP [BackSpace] */
{ "CAPS", RDP_SCANCODE_CAPSLOCK }, /* 066: CAPS [Caps_Lock] */
{ "COMP", RDP_SCANCODE_APPS }, /* 135: COMP [Menu] */
{ "COPY", RDP_SCANCODE_UNKNOWN }, /* 141: COPY [XF86Copy] */
{ "CUT", RDP_SCANCODE_UNKNOWN }, /* 145: CUT [XF86Cut] */
{ "DELE", RDP_SCANCODE_DELETE }, /* 119: DELE [Delete] */
{ "DOWN", RDP_SCANCODE_DOWN }, /* 116: DOWN [Down] */
{ "END", RDP_SCANCODE_END }, /* 115: END [End] */
{ "ESC", RDP_SCANCODE_ESCAPE }, /* 009: ESC [Escape] */
{ "FIND", RDP_SCANCODE_UNKNOWN }, /* 144: FIND [Find] */
{ "FK01", RDP_SCANCODE_F1 }, /* 067: FK01 [F1] */
{ "FK02", RDP_SCANCODE_F2 }, /* 068: FK02 [F2] */
{ "FK03", RDP_SCANCODE_F3 }, /* 069: FK03 [F3] */
{ "FK04", RDP_SCANCODE_F4 }, /* 070: FK04 [F4] */
{ "FK05", RDP_SCANCODE_F5 }, /* 071: FK05 [F5] */
{ "FK06", RDP_SCANCODE_F6 }, /* 072: FK06 [F6] */
{ "FK07", RDP_SCANCODE_F7 }, /* 073: FK07 [F7] */
{ "FK08", RDP_SCANCODE_F8 }, /* 074: FK08 [F8] */
{ "FK09", RDP_SCANCODE_F9 }, /* 075: FK09 [F9] */
{ "FK10", RDP_SCANCODE_F10 }, /* 076: FK10 [F10] */
{ "FK11", RDP_SCANCODE_F11 }, /* 095: FK11 [F11] */
{ "FK12", RDP_SCANCODE_F12 }, /* 096: FK12 [F12] */
{ "FK13", RDP_SCANCODE_F13 }, /* 191: FK13 [XF86Tools] */
{ "FK14", RDP_SCANCODE_F14 }, /* 192: FK14 [XF86Launch5] */
{ "FK15", RDP_SCANCODE_F15 }, /* 193: FK15 [XF86Launch6] */
{ "FK16", RDP_SCANCODE_F16 }, /* 194: FK16 [XF86Launch7] */
{ "FK17", RDP_SCANCODE_F17 }, /* 195: FK17 [XF86Launch8] */
{ "FK18", RDP_SCANCODE_F18 }, /* 196: FK18 [XF86Launch9] */
{ "FK19", RDP_SCANCODE_F19 }, /* 197: FK19 [(null)] */
{ "FK20", RDP_SCANCODE_F20 }, /* 198: FK20 [XF86AudioMicMute] */
{ "FK21", RDP_SCANCODE_F21 }, /* 199: FK21 [XF86TouchpadToggle] */
{ "FK22", RDP_SCANCODE_F22 }, /* 200: FK22 [XF86TouchpadOn] */
{ "FK23", RDP_SCANCODE_F23 }, /* 201: FK23 [XF86TouchpadOff] */
{ "FK24", RDP_SCANCODE_F24 }, /* 202: FK24 [(null)] */
{ "FRNT", RDP_SCANCODE_UNKNOWN }, /* 140: FRNT [SunFront] */
{ "HELP", RDP_SCANCODE_HELP }, /* 146: HELP [Help] */
{ "HENK", RDP_SCANCODE_CONVERT_JP }, /* 100: HENK [Henkan_Mode] */
{ "HIRA", RDP_SCANCODE_HIRAGANA }, /* 099: HIRA [Hiragana] */
{ "HJCV", RDP_SCANCODE_HANJA }, /* 131: HJCV [Hangul_Hanja] */
{ "HKTG", RDP_SCANCODE_HIRAGANA }, /* 101: HKTG [Hiragana_Katakana] */
{ "HNGL", RDP_SCANCODE_HANGUL }, /* 130: HNGL [Hangul] */
{ "HOME", RDP_SCANCODE_HOME }, /* 110: HOME [Home] */
{ "HYPR", RDP_SCANCODE_LWIN }, /* 207: HYPR [(null)] */
{ "I120", RDP_SCANCODE_UNKNOWN }, /* 120: I120 [(null)] */
{ "I126", RDP_SCANCODE_UNKNOWN }, /* 126: I126 [plusminus] */
{ "I128", RDP_SCANCODE_LAUNCH_MEDIA_SELECT }, /* 128: I128 [XF86LaunchA] */
{ "I129", RDP_SCANCODE_ABNT_C2 }, /* 129: I129 [KP_Decimal] */
{ "I147", RDP_SCANCODE_UNKNOWN }, /* 147: I147 [XF86MenuKB] */
{ "I148", RDP_SCANCODE_UNKNOWN }, /* 148: I148 [XF86Calculator] */
{ "I149", RDP_SCANCODE_UNKNOWN }, /* 149: I149 [(null)] */
{ "I150", RDP_SCANCODE_SLEEP }, /* 150: I150 [XF86Sleep] */
{ "I151", RDP_SCANCODE_UNKNOWN }, /* 151: I151 [XF86WakeUp] */
{ "I152", RDP_SCANCODE_UNKNOWN }, /* 152: I152 [XF86Explorer] */
{ "I153", RDP_SCANCODE_UNKNOWN }, /* 153: I153 [XF86Send] */
{ "I154", RDP_SCANCODE_UNKNOWN }, /* 154: I154 [(null)] */
{ "I155", RDP_SCANCODE_UNKNOWN }, /* 155: I155 [XF86Xfer] */
{ "I156", RDP_SCANCODE_LAUNCH_APP1 }, /* 156: I156 [XF86Launch1] */
{ "I157", RDP_SCANCODE_LAUNCH_APP2 }, /* 157: I157 [XF86Launch2] */
{ "I158", RDP_SCANCODE_BROWSER_HOME }, /* 158: I158 [XF86WWW] */
{ "I159", RDP_SCANCODE_UNKNOWN }, /* 159: I159 [XF86DOS] */
{ "I160", RDP_SCANCODE_UNKNOWN }, /* 160: I160 [XF86ScreenSaver] */
{ "I161", RDP_SCANCODE_UNKNOWN }, /* 161: I161 [XF86RotateWindows] */
{ "I162", RDP_SCANCODE_UNKNOWN }, /* 162: I162 [XF86TaskPane] */
{ "I163", RDP_SCANCODE_LAUNCH_MAIL }, /* 163: I163 [XF86Mail] */
{ "I164", RDP_SCANCODE_BROWSER_FAVORITES }, /* 164: I164 [XF86Favorites] */
{ "I165", RDP_SCANCODE_UNKNOWN }, /* 165: I165 [XF86MyComputer] */
{ "I166", RDP_SCANCODE_BROWSER_BACK }, /* 166: I166 [XF86Back] */
{ "I167", RDP_SCANCODE_BROWSER_FORWARD }, /* 167: I167 [XF86Forward] */
{ "I168", RDP_SCANCODE_UNKNOWN }, /* 168: I168 [(null)] */
{ "I169", RDP_SCANCODE_UNKNOWN }, /* 169: I169 [XF86Eject] */
{ "I170", RDP_SCANCODE_UNKNOWN }, /* 170: I170 [XF86Eject] */
{ "I171", RDP_SCANCODE_MEDIA_NEXT_TRACK }, /* 171: I171 [XF86AudioNext] */
{ "I172", RDP_SCANCODE_MEDIA_PLAY_PAUSE }, /* 172: I172 [XF86AudioPlay] */
{ "I173", RDP_SCANCODE_MEDIA_PREV_TRACK }, /* 173: I173 [XF86AudioPrev] */
{ "I174", RDP_SCANCODE_MEDIA_STOP }, /* 174: I174 [XF86AudioStop] */
{ "I175", RDP_SCANCODE_UNKNOWN }, /* 175: I175 [XF86AudioRecord] */
{ "I176", RDP_SCANCODE_UNKNOWN }, /* 176: I176 [XF86AudioRewind] */
{ "I177", RDP_SCANCODE_UNKNOWN }, /* 177: I177 [XF86Phone] */
{ "I178", RDP_SCANCODE_UNKNOWN }, /* 178: I178 [(null)] */
{ "I179", RDP_SCANCODE_UNKNOWN }, /* 179: I179 [XF86Tools] */
{ "I180", RDP_SCANCODE_BROWSER_HOME }, /* 180: I180 [XF86HomePage] */
{ "I181", RDP_SCANCODE_BROWSER_REFRESH }, /* 181: I181 [XF86Reload] */
{ "I182", RDP_SCANCODE_UNKNOWN }, /* 182: I182 [XF86Close] */
{ "I183", RDP_SCANCODE_UNKNOWN }, /* 183: I183 [(null)] */
{ "I184", RDP_SCANCODE_UNKNOWN }, /* 184: I184 [(null)] */
{ "I185", RDP_SCANCODE_UNKNOWN }, /* 185: I185 [XF86ScrollUp] */
{ "I186", RDP_SCANCODE_UNKNOWN }, /* 186: I186 [XF86ScrollDown] */
{ "I187", RDP_SCANCODE_UNKNOWN }, /* 187: I187 [parenleft] */
{ "I188", RDP_SCANCODE_UNKNOWN }, /* 188: I188 [parenright] */
{ "I189", RDP_SCANCODE_UNKNOWN }, /* 189: I189 [XF86New] */
{ "I190", RDP_SCANCODE_UNKNOWN }, /* 190: I190 [Redo] */
{ "I208", RDP_SCANCODE_MEDIA_PLAY_PAUSE }, /* 208: I208 [XF86AudioPlay] */
{ "I209", RDP_SCANCODE_MEDIA_PLAY_PAUSE }, /* 209: I209 [XF86AudioPause] */
{ "I210", RDP_SCANCODE_UNKNOWN }, /* 210: I210 [XF86Launch3] */
{ "I211", RDP_SCANCODE_UNKNOWN }, /* 211: I211 [XF86Launch4] */
{ "I212", RDP_SCANCODE_UNKNOWN }, /* 212: I212 [XF86LaunchB] */
{ "I213", RDP_SCANCODE_UNKNOWN }, /* 213: I213 [XF86Suspend] */
{ "I214", RDP_SCANCODE_UNKNOWN }, /* 214: I214 [XF86Close] */
{ "I215", RDP_SCANCODE_MEDIA_PLAY_PAUSE }, /* 215: I215 [XF86AudioPlay] */
{ "I216", RDP_SCANCODE_MEDIA_NEXT_TRACK }, /* 216: I216 [XF86AudioForward] */
{ "I217", RDP_SCANCODE_UNKNOWN }, /* 217: I217 [(null)] */
{ "I218", RDP_SCANCODE_UNKNOWN }, /* 218: I218 [Print] */
{ "I219", RDP_SCANCODE_UNKNOWN }, /* 219: I219 [(null)] */
{ "I220", RDP_SCANCODE_UNKNOWN }, /* 220: I220 [XF86WebCam] */
{ "I221", RDP_SCANCODE_UNKNOWN }, /* 221: I221 [XF86AudioPreset] */
{ "I222", RDP_SCANCODE_UNKNOWN }, /* 222: I222 [(null)] */
{ "I223", RDP_SCANCODE_LAUNCH_MAIL }, /* 223: I223 [XF86Mail] */
{ "I224", RDP_SCANCODE_UNKNOWN }, /* 224: I224 [XF86Messenger] */
{ "I225", RDP_SCANCODE_BROWSER_SEARCH }, /* 225: I225 [XF86Search] */
{ "I226", RDP_SCANCODE_UNKNOWN }, /* 226: I226 [XF86Go] */
{ "I227", RDP_SCANCODE_UNKNOWN }, /* 227: I227 [XF86Finance] */
{ "I228", RDP_SCANCODE_UNKNOWN }, /* 228: I228 [XF86Game] */
{ "I229", RDP_SCANCODE_UNKNOWN }, /* 229: I229 [XF86Shop] */
{ "I230", RDP_SCANCODE_UNKNOWN }, /* 230: I230 [(null)] */
{ "I231", RDP_SCANCODE_UNKNOWN }, /* 231: I231 [Cancel] */
{ "I232", RDP_SCANCODE_UNKNOWN }, /* 232: I232 [XF86MonBrightnessDown] */
{ "I233", RDP_SCANCODE_UNKNOWN }, /* 233: I233 [XF86MonBrightnessUp] */
{ "I234", RDP_SCANCODE_LAUNCH_MEDIA_SELECT }, /* 234: I234 [XF86AudioMedia] */
{ "I235", RDP_SCANCODE_UNKNOWN }, /* 235: I235 [XF86Display] */
{ "I236", RDP_SCANCODE_UNKNOWN }, /* 236: I236 [XF86KbdLightOnOff] */
{ "I237", RDP_SCANCODE_UNKNOWN }, /* 237: I237 [XF86KbdBrightnessDown] */
{ "I238", RDP_SCANCODE_UNKNOWN }, /* 238: I238 [XF86KbdBrightnessUp] */
{ "I239", RDP_SCANCODE_UNKNOWN }, /* 239: I239 [XF86Send] */
{ "I240", RDP_SCANCODE_UNKNOWN }, /* 240: I240 [XF86Reply] */
{ "I241", RDP_SCANCODE_UNKNOWN }, /* 241: I241 [XF86MailForward] */
{ "I242", RDP_SCANCODE_UNKNOWN }, /* 242: I242 [XF86Save] */
{ "I243", RDP_SCANCODE_UNKNOWN }, /* 243: I243 [XF86Documents] */
{ "I244", RDP_SCANCODE_UNKNOWN }, /* 244: I244 [XF86Battery] */
{ "I245", RDP_SCANCODE_UNKNOWN }, /* 245: I245 [XF86Bluetooth] */
{ "I246", RDP_SCANCODE_UNKNOWN }, /* 246: I246 [XF86WLAN] */
{ "I247", RDP_SCANCODE_UNKNOWN }, /* 247: I247 [XF86UWB] */
{ "I248", RDP_SCANCODE_UNKNOWN }, /* 248: I248 [(null)] */
{ "I249", RDP_SCANCODE_UNKNOWN }, /* 249: I249 [XF86Next_VMode] */
{ "I250", RDP_SCANCODE_UNKNOWN }, /* 250: I250 [XF86Prev_VMode] */
{ "I251", RDP_SCANCODE_UNKNOWN }, /* 251: I251 [XF86MonBrightnessCycle] */
{ "I252", RDP_SCANCODE_UNKNOWN }, /* 252: I252 [XF86BrightnessAuto] */
{ "I253", RDP_SCANCODE_UNKNOWN }, /* 253: I253 [XF86DisplayOff] */
{ "I254", RDP_SCANCODE_UNKNOWN }, /* 254: I254 [XF86WWAN] */
{ "I255", RDP_SCANCODE_UNKNOWN }, /* 255: I255 [XF86RFKill] */
{ "INS", RDP_SCANCODE_INSERT }, /* 118: INS [Insert] */
{ "JPCM", RDP_SCANCODE_UNKNOWN }, /* 103: JPCM [(null)] */
{ "KATA", RDP_SCANCODE_KANA_HANGUL }, /* 098: KATA [Katakana] */
{ "KP0", RDP_SCANCODE_NUMPAD0 }, /* 090: KP0 [KP_Insert] */
{ "KP1", RDP_SCANCODE_NUMPAD1 }, /* 087: KP1 [KP_End] */
{ "KP2", RDP_SCANCODE_NUMPAD2 }, /* 088: KP2 [KP_Down] */
{ "KP3", RDP_SCANCODE_NUMPAD3 }, /* 089: KP3 [KP_Next] */
{ "KP4", RDP_SCANCODE_NUMPAD4 }, /* 083: KP4 [KP_Left] */
{ "KP5", RDP_SCANCODE_NUMPAD5 }, /* 084: KP5 [KP_Begin] */
{ "KP6", RDP_SCANCODE_NUMPAD6 }, /* 085: KP6 [KP_Right] */
{ "KP7", RDP_SCANCODE_NUMPAD7 }, /* 079: KP7 [KP_Home] */
{ "KP8", RDP_SCANCODE_NUMPAD8 }, /* 080: KP8 [KP_Up] */
{ "KP9", RDP_SCANCODE_NUMPAD9 }, /* 081: KP9 [KP_Prior] */
{ "KPAD", RDP_SCANCODE_ADD }, /* 086: KPAD [KP_Add] */
{ "KPDL", RDP_SCANCODE_DECIMAL }, /* 091: KPDL [KP_Delete] */
{ "KPDV", RDP_SCANCODE_DIVIDE }, /* 106: KPDV [KP_Divide] */
{ "KPEN", RDP_SCANCODE_RETURN_KP }, /* 104: KPEN [KP_Enter] */
{ "KPEQ", RDP_SCANCODE_UNKNOWN }, /* 125: KPEQ [KP_Equal] */
{ "KPMU", RDP_SCANCODE_MULTIPLY }, /* 063: KPMU [KP_Multiply] */
{ "KPSU", RDP_SCANCODE_SUBTRACT }, /* 082: KPSU [KP_Subtract] */
{ "LALT", RDP_SCANCODE_LMENU }, /* 064: LALT [Alt_L] */
{ "LCTL", RDP_SCANCODE_LCONTROL }, /* 037: LCTL [Control_L] */
{ "LEFT", RDP_SCANCODE_LEFT }, /* 113: LEFT [Left] */
{ "LFSH", RDP_SCANCODE_LSHIFT }, /* 050: LFSH [Shift_L] */
{ "LNFD", RDP_SCANCODE_UNKNOWN }, /* 109: LNFD [Linefeed] */
{ "LSGT", RDP_SCANCODE_OEM_102 }, /* 094: LSGT [backslash] */
{ "LVL3", RDP_SCANCODE_RMENU }, /* 092: LVL3 [ISO_Level3_Shift] */
{ "LVL5", RDP_SCANCODE_UNKNOWN }, /* 203: LVL5 [ISO_Level5_Shift] */
{ "LWIN", RDP_SCANCODE_LWIN }, /* 133: LWIN [Super_L] */
{ "META", RDP_SCANCODE_LMENU }, /* 205: META [(null)] */
{ "MUHE", RDP_SCANCODE_NONCONVERT_JP }, /* 102: MUHE [Muhenkan] */
{ "MUTE", RDP_SCANCODE_VOLUME_MUTE }, /* 121: MUTE [XF86AudioMute] */
{ "NMLK", RDP_SCANCODE_NUMLOCK }, /* 077: NMLK [Num_Lock] */
{ "OPEN", RDP_SCANCODE_UNKNOWN }, /* 142: OPEN [XF86Open] */
{ "PAST", RDP_SCANCODE_UNKNOWN }, /* 143: PAST [XF86Paste] */
{ "PAUS", RDP_SCANCODE_PAUSE }, /* 127: PAUS [Pause] */
{ "PGDN", RDP_SCANCODE_NEXT }, /* 117: PGDN [Next] */
{ "PGUP", RDP_SCANCODE_PRIOR }, /* 112: PGUP [Prior] */
{ "POWR", RDP_SCANCODE_UNKNOWN }, /* 124: POWR [XF86PowerOff] */
{ "PROP", RDP_SCANCODE_UNKNOWN }, /* 138: PROP [SunProps] */
{ "PRSC", RDP_SCANCODE_PRINTSCREEN }, /* 107: PRSC [Print] */
{ "RALT", RDP_SCANCODE_RMENU }, /* 108: RALT [ISO_Level3_Shift] */
{ "RCTL", RDP_SCANCODE_RCONTROL }, /* 105: RCTL [Control_R] */
{ "RGHT", RDP_SCANCODE_RIGHT }, /* 114: RGHT [Right] */
{ "RTRN", RDP_SCANCODE_RETURN }, /* 036: RTRN [Return] */
{ "RTSH", RDP_SCANCODE_RSHIFT }, /* 062: RTSH [Shift_R] */
{ "RWIN", RDP_SCANCODE_RWIN }, /* 134: RWIN [Super_R] */
{ "SCLK", RDP_SCANCODE_SCROLLLOCK }, /* 078: SCLK [Multi_key] */
{ "SPCE", RDP_SCANCODE_SPACE }, /* 065: SPCE [space] */
{ "STOP", RDP_SCANCODE_BROWSER_STOP }, /* 136: STOP [Cancel] */
{ "SUPR", RDP_SCANCODE_LWIN }, /* 206: SUPR [(null)] */
{ "TAB", RDP_SCANCODE_TAB }, /* 023: TAB [Tab] */
{ "TLDE", RDP_SCANCODE_OEM_3 }, /* 049: TLDE [dead_grave] */
{ "UNDO", RDP_SCANCODE_UNKNOWN }, /* 139: UNDO [Undo] */
{ "UP", RDP_SCANCODE_UP }, /* 111: UP [Up] */
{ "VOL+", RDP_SCANCODE_VOLUME_UP }, /* 123: VOL+ [XF86AudioRaiseVolume] */
{ "VOL-", RDP_SCANCODE_VOLUME_DOWN } /* 122: VOL- [XF86AudioLowerVolume] */
};
typedef struct
{
KeySym keysym;
DWORD sc;
} x11_keysym_scancode_t;
static const x11_keysym_scancode_t KEYSYM_SCANCODE_TABLE[] = {
{ XK_space, RDP_SCANCODE_SPACE },
{ XK_apostrophe, RDP_SCANCODE_OEM_7 },
{ XK_comma, RDP_SCANCODE_OEM_COMMA },
{ XK_minus, RDP_SCANCODE_OEM_MINUS },
{ XK_period, RDP_SCANCODE_OEM_PERIOD },
{ XK_slash, RDP_SCANCODE_OEM_2 },
{ XK_0, RDP_SCANCODE_KEY_0 },
{ XK_1, RDP_SCANCODE_KEY_1 },
{ XK_2, RDP_SCANCODE_KEY_2 },
{ XK_3, RDP_SCANCODE_KEY_3 },
{ XK_4, RDP_SCANCODE_KEY_4 },
{ XK_5, RDP_SCANCODE_KEY_5 },
{ XK_6, RDP_SCANCODE_KEY_6 },
{ XK_7, RDP_SCANCODE_KEY_7 },
{ XK_8, RDP_SCANCODE_KEY_8 },
{ XK_9, RDP_SCANCODE_KEY_9 },
{ XK_semicolon, RDP_SCANCODE_OEM_1 },
{ XK_less, RDP_SCANCODE_OEM_102 },
{ XK_equal, RDP_SCANCODE_OEM_PLUS },
{ XK_A, RDP_SCANCODE_KEY_A },
{ XK_B, RDP_SCANCODE_KEY_B },
{ XK_C, RDP_SCANCODE_KEY_C },
{ XK_D, RDP_SCANCODE_KEY_D },
{ XK_E, RDP_SCANCODE_KEY_E },
{ XK_F, RDP_SCANCODE_KEY_F },
{ XK_G, RDP_SCANCODE_KEY_G },
{ XK_H, RDP_SCANCODE_KEY_H },
{ XK_I, RDP_SCANCODE_KEY_I },
{ XK_J, RDP_SCANCODE_KEY_J },
{ XK_K, RDP_SCANCODE_KEY_K },
{ XK_L, RDP_SCANCODE_KEY_L },
{ XK_M, RDP_SCANCODE_KEY_M },
{ XK_N, RDP_SCANCODE_KEY_N },
{ XK_O, RDP_SCANCODE_KEY_O },
{ XK_P, RDP_SCANCODE_KEY_P },
{ XK_Q, RDP_SCANCODE_KEY_Q },
{ XK_R, RDP_SCANCODE_KEY_R },
{ XK_S, RDP_SCANCODE_KEY_S },
{ XK_T, RDP_SCANCODE_KEY_T },
{ XK_U, RDP_SCANCODE_KEY_U },
{ XK_V, RDP_SCANCODE_KEY_V },
{ XK_W, RDP_SCANCODE_KEY_W },
{ XK_X, RDP_SCANCODE_KEY_X },
{ XK_Y, RDP_SCANCODE_KEY_Y },
{ XK_Z, RDP_SCANCODE_KEY_Z },
{ XK_bracketleft, RDP_SCANCODE_OEM_4 },
{ XK_backslash, RDP_SCANCODE_OEM_5 },
{ XK_bracketright, RDP_SCANCODE_OEM_6 },
{ XK_grave, RDP_SCANCODE_OEM_3 },
{ XK_a, RDP_SCANCODE_KEY_A },
{ XK_b, RDP_SCANCODE_KEY_B },
{ XK_c, RDP_SCANCODE_KEY_C },
{ XK_d, RDP_SCANCODE_KEY_D },
{ XK_e, RDP_SCANCODE_KEY_E },
{ XK_f, RDP_SCANCODE_KEY_F },
{ XK_g, RDP_SCANCODE_KEY_G },
{ XK_h, RDP_SCANCODE_KEY_H },
{ XK_i, RDP_SCANCODE_KEY_I },
{ XK_j, RDP_SCANCODE_KEY_J },
{ XK_k, RDP_SCANCODE_KEY_K },
{ XK_l, RDP_SCANCODE_KEY_L },
{ XK_m, RDP_SCANCODE_KEY_M },
{ XK_n, RDP_SCANCODE_KEY_N },
{ XK_o, RDP_SCANCODE_KEY_O },
{ XK_p, RDP_SCANCODE_KEY_P },
{ XK_q, RDP_SCANCODE_KEY_Q },
{ XK_r, RDP_SCANCODE_KEY_R },
{ XK_s, RDP_SCANCODE_KEY_S },
{ XK_t, RDP_SCANCODE_KEY_T },
{ XK_u, RDP_SCANCODE_KEY_U },
{ XK_v, RDP_SCANCODE_KEY_V },
{ XK_w, RDP_SCANCODE_KEY_W },
{ XK_x, RDP_SCANCODE_KEY_X },
{ XK_y, RDP_SCANCODE_KEY_Y },
{ XK_z, RDP_SCANCODE_KEY_Z },
{ XK_ISO_Level3_Shift, RDP_SCANCODE_RMENU },
{ XK_ISO_Left_Tab, RDP_SCANCODE_TAB },
{ XK_BackSpace, RDP_SCANCODE_BACKSPACE },
{ XK_Tab, RDP_SCANCODE_TAB },
{ XK_Return, RDP_SCANCODE_RETURN },
{ XK_Pause, RDP_SCANCODE_PAUSE },
{ XK_Scroll_Lock, RDP_SCANCODE_SCROLLLOCK },
{ XK_Escape, RDP_SCANCODE_ESCAPE },
{ XK_Home, RDP_SCANCODE_HOME },
{ XK_Left, RDP_SCANCODE_LEFT },
{ XK_Up, RDP_SCANCODE_UP },
{ XK_Right, RDP_SCANCODE_RIGHT },
{ XK_Down, RDP_SCANCODE_DOWN },
{ XK_Prior, RDP_SCANCODE_PRIOR },
{ XK_Next, RDP_SCANCODE_NEXT },
{ XK_End, RDP_SCANCODE_END },
{ XK_Print, RDP_SCANCODE_PRINTSCREEN },
{ XK_Insert, RDP_SCANCODE_INSERT },
{ XK_Menu, RDP_SCANCODE_APPS },
{ XK_Help, RDP_SCANCODE_HELP },
{ XK_Mode_switch, RDP_SCANCODE_RMENU },
{ XK_Num_Lock, RDP_SCANCODE_NUMLOCK },
{ XK_KP_Enter, RDP_SCANCODE_RETURN_KP },
{ XK_KP_Home, RDP_SCANCODE_NUMPAD7 },
{ XK_KP_Left, RDP_SCANCODE_NUMPAD4 },
{ XK_KP_Up, RDP_SCANCODE_NUMPAD8 },
{ XK_KP_Right, RDP_SCANCODE_NUMPAD6 },
{ XK_KP_Down, RDP_SCANCODE_NUMPAD2 },
{ XK_KP_Prior, RDP_SCANCODE_NUMPAD9 },
{ XK_KP_Next, RDP_SCANCODE_NUMPAD3 },
{ XK_KP_End, RDP_SCANCODE_NUMPAD1 },
{ XK_KP_Begin, RDP_SCANCODE_NUMPAD5 },
{ XK_KP_Insert, RDP_SCANCODE_NUMPAD0 },
{ XK_KP_Delete, RDP_SCANCODE_DECIMAL },
{ XK_KP_Multiply, RDP_SCANCODE_MULTIPLY },
{ XK_KP_Add, RDP_SCANCODE_ADD },
{ XK_KP_Separator, RDP_SCANCODE_DECIMAL },
{ XK_KP_Subtract, RDP_SCANCODE_SUBTRACT },
{ XK_KP_Decimal, RDP_SCANCODE_DECIMAL },
{ XK_KP_Divide, RDP_SCANCODE_DIVIDE },
{ XK_KP_0, RDP_SCANCODE_NUMPAD0 },
{ XK_KP_1, RDP_SCANCODE_NUMPAD1 },
{ XK_KP_2, RDP_SCANCODE_NUMPAD2 },
{ XK_KP_3, RDP_SCANCODE_NUMPAD3 },
{ XK_KP_4, RDP_SCANCODE_NUMPAD4 },
{ XK_KP_5, RDP_SCANCODE_NUMPAD5 },
{ XK_KP_6, RDP_SCANCODE_NUMPAD6 },
{ XK_KP_7, RDP_SCANCODE_NUMPAD7 },
{ XK_KP_8, RDP_SCANCODE_NUMPAD8 },
{ XK_KP_9, RDP_SCANCODE_NUMPAD9 },
{ XK_F1, RDP_SCANCODE_F1 },
{ XK_F2, RDP_SCANCODE_F2 },
{ XK_F3, RDP_SCANCODE_F3 },
{ XK_F4, RDP_SCANCODE_F4 },
{ XK_F5, RDP_SCANCODE_F5 },
{ XK_F6, RDP_SCANCODE_F6 },
{ XK_F7, RDP_SCANCODE_F7 },
{ XK_F8, RDP_SCANCODE_F8 },
{ XK_F9, RDP_SCANCODE_F9 },
{ XK_F10, RDP_SCANCODE_F10 },
{ XK_F11, RDP_SCANCODE_F11 },
{ XK_F12, RDP_SCANCODE_F12 },
{ XK_F13, RDP_SCANCODE_F13 },
{ XK_F14, RDP_SCANCODE_F14 },
{ XK_F15, RDP_SCANCODE_F15 },
{ XK_F16, RDP_SCANCODE_F16 },
{ XK_F17, RDP_SCANCODE_F17 },
{ XK_F18, RDP_SCANCODE_F18 },
{ XK_F19, RDP_SCANCODE_F19 },
{ XK_F20, RDP_SCANCODE_F20 },
{ XK_F21, RDP_SCANCODE_F21 },
{ XK_F22, RDP_SCANCODE_F22 },
{ XK_F23, RDP_SCANCODE_F23 },
{ XK_F24, RDP_SCANCODE_F24 },
{ XK_Shift_L, RDP_SCANCODE_LSHIFT },
{ XK_Shift_R, RDP_SCANCODE_RSHIFT },
{ XK_Control_L, RDP_SCANCODE_LCONTROL },
{ XK_Control_R, RDP_SCANCODE_RCONTROL },
{ XK_Caps_Lock, RDP_SCANCODE_CAPSLOCK },
{ XK_Meta_L, RDP_SCANCODE_LWIN },
{ XK_Meta_R, RDP_SCANCODE_RWIN },
{ XK_Alt_L, RDP_SCANCODE_LMENU },
{ XK_Alt_R, RDP_SCANCODE_RMENU },
{ XK_Super_L, RDP_SCANCODE_LWIN },
{ XK_Super_R, RDP_SCANCODE_RWIN },
{ XK_Hyper_L, RDP_SCANCODE_LWIN },
{ XK_Hyper_R, RDP_SCANCODE_RWIN },
{ XK_Delete, RDP_SCANCODE_DELETE }
};
static UINT32 xf_keyboard_get_toggle_keys_state(xfContext* xfc);
static BOOL xf_keyboard_handle_special_keys(xfContext* xfc, KeySym keysym);
static void xf_keyboard_handle_special_keys_release(xfContext* xfc, KeySym keysym);
static void xf_keyboard_modifier_map_free(xfContext* xfc)
{
WINPR_ASSERT(xfc);
if (xfc->modifierMap)
{
XFreeModifiermap(xfc->modifierMap);
xfc->modifierMap = nullptr;
}
}
BOOL xf_keyboard_update_modifier_map(xfContext* xfc)
{
WINPR_ASSERT(xfc);
xf_keyboard_modifier_map_free(xfc);
xfc->modifierMap = XGetModifierMapping(xfc->display);
return xfc->modifierMap != nullptr;
}
static void xf_keyboard_send_key(xfContext* xfc, BOOL down, BOOL repeat, const XKeyEvent* ev);
static BOOL xf_sync_kbd_state(xfContext* xfc)
{
const UINT32 syncFlags = xf_keyboard_get_toggle_keys_state(xfc);
WINPR_ASSERT(xfc);
return freerdp_input_send_synchronize_event(xfc->common.context.input, syncFlags);
}
static void xf_keyboard_clear(xfContext* xfc)
{
WINPR_ASSERT(xfc);
ZeroMemory(xfc->KeyboardState, sizeof(xfc->KeyboardState));
}
static BOOL xf_action_script_append(xfContext* xfc, const char* buffer, size_t size,
WINPR_ATTR_UNUSED void* user, const char* what, const char* arg)
{
WINPR_ASSERT(xfc);
WINPR_UNUSED(what);
WINPR_UNUSED(arg);
if (!buffer || (size == 0))
return TRUE;
return ArrayList_Append(xfc->keyCombinations, buffer);
}
static void xf_keyboard_action_script_free(xfContext* xfc)
{
xf_event_action_script_free(xfc);
if (xfc->keyCombinations)
{
ArrayList_Free(xfc->keyCombinations);
xfc->keyCombinations = nullptr;
xfc->actionScriptExists = FALSE;
}
}
BOOL xf_keyboard_action_script_init(xfContext* xfc)
{
WINPR_ASSERT(xfc);
xf_keyboard_action_script_free(xfc);
xfc->keyCombinations = ArrayList_New(TRUE);
if (!xfc->keyCombinations)
return FALSE;
wObject* obj = ArrayList_Object(xfc->keyCombinations);
WINPR_ASSERT(obj);
obj->fnObjectNew = winpr_ObjectStringClone;
obj->fnObjectFree = winpr_ObjectStringFree;
if (!run_action_script(xfc, "key", nullptr, xf_action_script_append, nullptr))
return FALSE;
return xf_event_action_script_init(xfc);
}
static int xkb_cmp(const void* pva, const void* pvb)
{
const struct x11_key_scancode_t* a = pva;
const struct x11_key_scancode_t* b = pvb;
if (!a && !b)
return 0;
if (!a)
return 1;
if (!b)
return -1;
return strcmp(a->name, b->name);
}
static int keysym_cmp(const void* pva, const void* pvb)
{
const x11_keysym_scancode_t* a = pva;
const x11_keysym_scancode_t* b = pvb;
if (!a && !b)
return 0;
if (!a)
return 1;
if (!b)
return -1;
if (a->keysym < b->keysym)
return -1;
if (a->keysym > b->keysym)
return 1;
return 0;
}
static BOOL try_add(xfContext* xfc, size_t offset, const char* xkb_keyname)
{
WINPR_ASSERT(xfc);
struct x11_key_scancode_t key = { .name = xkb_keyname,
.sc = WINPR_ASSERTING_INT_CAST(uint32_t, offset) };
struct x11_key_scancode_t* found =
bsearch(&key, XKB_KEY_NAME_SCANCODE_TABLE, ARRAYSIZE(XKB_KEY_NAME_SCANCODE_TABLE),
sizeof(struct x11_key_scancode_t), xkb_cmp);
if (found)
{
WLog_Print(xfc->log, WLOG_DEBUG,
"%4s: keycode: 0x%02" PRIuz " -> rdp scancode: 0x%08" PRIx32 "", xkb_keyname,
offset, found->sc);
xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE[offset] = found->sc;
return TRUE;
}
return FALSE;
}
/* Keysym fallback for X11 forwarding where XKB key names don't match evdev */
static DWORD xf_keysym_to_rdp_scancode(KeySym keysym)
{
x11_keysym_scancode_t key = { .keysym = keysym, .sc = 0 };
x11_keysym_scancode_t* found =
bsearch(&key, KEYSYM_SCANCODE_TABLE, ARRAYSIZE(KEYSYM_SCANCODE_TABLE),
sizeof(x11_keysym_scancode_t), keysym_cmp);
if (found)
return found->sc;
return RDP_SCANCODE_UNKNOWN;
}
static int load_map_from_xkbfile(xfContext* xfc)
{
WINPR_ASSERT(xfc);
int status = -1;
if (!xfc->display)
return -2;
XkbDescPtr xkb = XkbGetMap(xfc->display, 0, XkbUseCoreKbd);
if (!xkb)
{
WLog_Print(xfc->log, WLOG_WARN, "XkbGetMap() == nullptr");
return -3;
}
const int rc = XkbGetNames(xfc->display, XkbKeyNamesMask, xkb);
if (rc != Success)
{
char buffer[64] = WINPR_C_ARRAY_INIT;
WLog_Print(xfc->log, WLOG_WARN, "XkbGetNames() != Success: [%s]",
x11_error_to_string(xfc, rc, buffer, sizeof(buffer)));
}
else
{
char xkb_keyname[XkbKeyNameLength + 1] = { 42, 42, 42, 42,
0 }; /* end-of-string at index 5 */
WLog_Print(xfc->log, WLOG_TRACE, "XkbGetNames() == Success, min=%" PRIu8 ", max=%" PRIu8,
xkb->min_key_code, xkb->max_key_code);
for (size_t i = xkb->min_key_code; i < xkb->max_key_code; i++)
{
BOOL found = FALSE;
strncpy(xkb_keyname, xkb->names->keys[i].name, XkbKeyNameLength);
WLog_Print(xfc->log, WLOG_TRACE, "KeyCode %" PRIuz " -> %s", i, xkb_keyname);
if (strnlen(xkb_keyname, ARRAYSIZE(xkb_keyname)) >= 1)
found = try_add(xfc, i, xkb_keyname);
if (!found)
{
#if defined(__APPLE__)
const DWORD vkcode =
GetVirtualKeyCodeFromKeycode((UINT32)i - 8u, WINPR_KEYCODE_TYPE_APPLE);
xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE[i] =
GetVirtualScanCodeFromVirtualKeyCode(vkcode, WINPR_KBD_TYPE_IBM_ENHANCED);
found = TRUE;
#endif
}
if (!found)
{
WLog_Print(xfc->log, WLOG_WARN,
"%4s: keycode: 0x%02" PRIx32 " -> no RDP scancode found", xkb_keyname,
WINPR_ASSERTING_INT_CAST(UINT32, i));
}
else
status = 0;
}
}
XkbFreeKeyboard(xkb, 0, 1);
return status;
}
/* Keysym-based fallback for unmapped keycodes (e.g. X11 forwarding) */
static BOOL load_map_from_keysym(xfContext* xfc)
{
WINPR_ASSERT(xfc);
if (!xfc->display)
return FALSE;
BOOL mapped = FALSE;
int min_kc = 0;
int max_kc = 0;
XDisplayKeycodes(xfc->display, &min_kc, &max_kc);
for (int i = min_kc; i <= max_kc; i++)
{
if ((i < 0) || ((size_t)i >= ARRAYSIZE(xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE)))
continue;
if (xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE[i] != RDP_SCANCODE_UNKNOWN)
continue;
const KeySym ks = XkbKeycodeToKeysym(xfc->display, (KeyCode)i, 0, 0);
if (ks == NoSymbol)
continue;
const DWORD sc = xf_keysym_to_rdp_scancode(ks);
if (sc != RDP_SCANCODE_UNKNOWN)
{
xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE[i] = sc;
mapped = TRUE;
WLog_Print(xfc->log, WLOG_DEBUG,
"keycode: 0x%02x -> keysym: 0x%04lx -> rdp scancode: 0x%08" PRIx32
" (keysym fallback)",
(unsigned)i, (unsigned long)ks, sc);
}
}
return mapped;
}
#if defined(WITH_VERBOSE_WINPR_ASSERT)
static BOOL compareKeySym(const x11_keysym_scancode_t* a, size_t counta,
const x11_keysym_scancode_t* b, size_t countb)
{
WINPR_ASSERT(a || (counta == 0));
WINPR_ASSERT(b || (countb == 0));
if (counta != countb)
return FALSE;
for (size_t x = 0; x < counta; x++)
{
const x11_keysym_scancode_t* ca = &a[x];
const x11_keysym_scancode_t* cb = &b[x];
if (keysym_cmp(ca, cb) != 0)
{
WLog_ERR(TAG, "%" PRIuz "\ta=%lx, should be %lx", x, ca->keysym, cb->keysym);
WLog_ERR(TAG, "KEYSYM_SCANCODE_TABLE is not properly sorted!");
return FALSE;
}
}
return TRUE;
}
static BOOL compareKey(const struct x11_key_scancode_t* a, size_t counta,
const struct x11_key_scancode_t* b, size_t countb)
{
WINPR_ASSERT(a || (counta == 0));
WINPR_ASSERT(b || (countb == 0));
if (counta != countb)
return FALSE;
for (size_t x = 0; x < counta; x++)
{
const struct x11_key_scancode_t* ca = &a[x];
const struct x11_key_scancode_t* cb = &b[x];
if (xkb_cmp(ca, cb) != 0)
{
WLog_ERR(TAG, "%" PRIuz "\ta=%s [%" PRIu32 "], should be %s [%" PRIu32 "]", x, a->name,
a->sc, b->name, b->sc);
WLog_ERR(TAG, "XKB_KEY_NAME_SCANCODE_TABLE is not properly sorted!");
return FALSE;
}
}
return TRUE;
}
#endif
BOOL xf_keyboard_init(xfContext* xfc)
{
rdpSettings* settings = nullptr;
WINPR_ASSERT(xfc);
/* When assertions are enabled assert the lists are sorted. */
#if defined(WITH_VERBOSE_WINPR_ASSERT)
{
x11_keysym_scancode_t copy[ARRAYSIZE(KEYSYM_SCANCODE_TABLE)] = WINPR_C_ARRAY_INIT;
memcpy(copy, KEYSYM_SCANCODE_TABLE, sizeof(copy));
qsort(copy, ARRAYSIZE(copy), sizeof(x11_keysym_scancode_t), keysym_cmp);
if (!compareKeySym(KEYSYM_SCANCODE_TABLE, ARRAYSIZE(KEYSYM_SCANCODE_TABLE), copy,
ARRAYSIZE(copy)))
return FALSE;
}
{
struct x11_key_scancode_t copy[ARRAYSIZE(XKB_KEY_NAME_SCANCODE_TABLE)] = WINPR_C_ARRAY_INIT;
memcpy(copy, XKB_KEY_NAME_SCANCODE_TABLE, sizeof(copy));
qsort(copy, ARRAYSIZE(copy), sizeof(struct x11_key_scancode_t), xkb_cmp);
if (!compareKey(XKB_KEY_NAME_SCANCODE_TABLE, ARRAYSIZE(XKB_KEY_NAME_SCANCODE_TABLE), copy,
ARRAYSIZE(copy)))
return FALSE;
}
#endif
settings = xfc->common.context.settings;
WINPR_ASSERT(settings);
xf_keyboard_clear(xfc);
/* Layout detection algorithm:
*
* 1. If one was supplied, use that one
* 2. Try to determine current X11 keyboard layout
* 3. Try to determine default layout for current system language
* 4. Fall back to ENGLISH_UNITED_STATES
*/
UINT32 KeyboardLayout = freerdp_settings_get_uint32(settings, FreeRDP_KeyboardLayout);
if (KeyboardLayout == 0)
{
xf_detect_keyboard_layout_from_xkb(xfc->log, &KeyboardLayout);
if (KeyboardLayout == 0)
freerdp_detect_keyboard_layout_from_system_locale(&KeyboardLayout);
if (KeyboardLayout == 0)
KeyboardLayout = ENGLISH_UNITED_STATES;
if (!freerdp_settings_set_uint32(settings, FreeRDP_KeyboardLayout, KeyboardLayout))
return FALSE;
}
const int rc = load_map_from_xkbfile(xfc);
const BOOL keysym_mapped = load_map_from_keysym(xfc);
if (rc != 0 && !keysym_mapped)
return FALSE;
return xf_keyboard_update_modifier_map(xfc);
}
void xf_keyboard_free(xfContext* xfc)
{
xf_keyboard_modifier_map_free(xfc);
xf_keyboard_action_script_free(xfc);
}
void xf_keyboard_key_press(xfContext* xfc, const XKeyEvent* event, KeySym keysym)
{
BOOL last = 0;
WINPR_ASSERT(xfc);
WINPR_ASSERT(event);
WINPR_ASSERT(event->keycode < ARRAYSIZE(xfc->KeyboardState));
last = xfc->KeyboardState[event->keycode];
xfc->KeyboardState[event->keycode] = TRUE;
if (xf_keyboard_handle_special_keys(xfc, keysym))
return;
xf_keyboard_send_key(xfc, TRUE, last, event);
}
void xf_keyboard_key_release(xfContext* xfc, const XKeyEvent* event, KeySym keysym)
{
WINPR_ASSERT(xfc);
WINPR_ASSERT(event);
WINPR_ASSERT(event->keycode < ARRAYSIZE(xfc->KeyboardState));
BOOL last = xfc->KeyboardState[event->keycode];
xfc->KeyboardState[event->keycode] = FALSE;
xf_keyboard_handle_special_keys_release(xfc, keysym);
xf_keyboard_send_key(xfc, FALSE, last, event);
}
static DWORD get_rdp_scancode_from_x11_keycode(xfContext* xfc, DWORD keycode)
{
WINPR_ASSERT(xfc);
if (keycode >= ARRAYSIZE(xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE))
{
WLog_ERR(TAG, "KeyCode %" PRIu32 " exceeds allowed value range [0,%" PRIuz "]", keycode,
ARRAYSIZE(xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE));
return 0;
}
const DWORD scancode = xfc->X11_KEYCODE_TO_VIRTUAL_SCANCODE[keycode];
const DWORD remapped = freerdp_keyboard_remap_key(xfc->remap_table, scancode);
#if defined(WITH_DEBUG_KBD)
{
const BOOL ex = RDP_SCANCODE_EXTENDED(scancode);
const DWORD sc = RDP_SCANCODE_CODE(scancode);
WLog_DBG(TAG, "x11 keycode: %02" PRIX32 " -> rdp code: [%04" PRIx16 "] %02" PRIX8 "%s",
keycode, scancode, sc, ex ? " extended" : "");
}
#endif
if (remapped != 0)
{
#if defined(WITH_DEBUG_KBD)
{
const BOOL ex = RDP_SCANCODE_EXTENDED(remapped);
const DWORD sc = RDP_SCANCODE_CODE(remapped);
WLog_DBG(TAG,
"x11 keycode: %02" PRIX32 " -> remapped rdp code: [%04" PRIx16 "] %02" PRIX8
"%s",
keycode, remapped, sc, ex ? " extended" : "");
}
#endif
return remapped;
}
return scancode;
}
void xf_keyboard_release_all_keypress(xfContext* xfc)
{
WINPR_ASSERT(xfc);
WINPR_STATIC_ASSERT(ARRAYSIZE(xfc->KeyboardState) <= UINT32_MAX);
for (size_t keycode = 0; keycode < ARRAYSIZE(xfc->KeyboardState); keycode++)
{
if (xfc->KeyboardState[keycode])
{
const DWORD rdp_scancode =
get_rdp_scancode_from_x11_keycode(xfc, WINPR_ASSERTING_INT_CAST(UINT32, keycode));
// release tab before releasing the windows key.
// this stops the start menu from opening on unfocus event.
if (rdp_scancode == RDP_SCANCODE_LWIN)
freerdp_input_send_keyboard_event_ex(xfc->common.context.input, FALSE, FALSE,
RDP_SCANCODE_TAB);
freerdp_input_send_keyboard_event_ex(xfc->common.context.input, FALSE, FALSE,
rdp_scancode);
xfc->KeyboardState[keycode] = FALSE;
}
}
xf_sync_kbd_state(xfc);
}
static BOOL xf_keyboard_key_pressed(xfContext* xfc, KeySym keysym)
{
KeyCode keycode = XKeysymToKeycode(xfc->display, keysym);
WINPR_ASSERT(keycode < ARRAYSIZE(xfc->KeyboardState));
return xfc->KeyboardState[keycode];
}
void xf_keyboard_send_key(xfContext* xfc, BOOL down, BOOL repeat, const XKeyEvent* event)
{
WINPR_ASSERT(xfc);
WINPR_ASSERT(event);
rdpInput* input = xfc->common.context.input;
WINPR_ASSERT(input);
const DWORD rdp_scancode = get_rdp_scancode_from_x11_keycode(xfc, event->keycode);
if (rdp_scancode == RDP_SCANCODE_PAUSE && !xf_keyboard_key_pressed(xfc, XK_Control_L) &&
!xf_keyboard_key_pressed(xfc, XK_Control_R))
{
/* Pause without Ctrl has to be sent as a series of keycodes
* in a single input PDU. Pause only happens on "press";
* no code is sent on "release".
*/
if (down)
{
freerdp_input_send_keyboard_pause_event(input);
}
}
else
{
if (freerdp_settings_get_bool(xfc->common.context.settings, FreeRDP_UnicodeInput))
{
wchar_t buffer[32] = WINPR_C_ARRAY_INIT;
int xwc = -1;
switch (rdp_scancode)
{
case RDP_SCANCODE_RETURN:
break;
default:
{
XIM xim = XOpenIM(xfc->display, nullptr, nullptr, nullptr);
if (!xim)
{
WLog_WARN(TAG, "Failed to XOpenIM");
}
else
{
XIC xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
nullptr);
if (!xic)
{
WLog_WARN(TAG, "XCreateIC failed");
}
else
{
KeySym ignore = WINPR_C_ARRAY_INIT;
Status return_status = 0;
XKeyEvent ev = *event;
ev.type = KeyPress;
xwc = XwcLookupString(xic, &ev, buffer, ARRAYSIZE(buffer), &ignore,
&return_status);
XDestroyIC(xic);
}
XCloseIM(xim);
}
}
break;
}
if (xwc < 1)
{
if (rdp_scancode == RDP_SCANCODE_UNKNOWN)
WLog_ERR(TAG, "Unknown key with X keycode 0x%02" PRIx8 "", event->keycode);
else
freerdp_input_send_keyboard_event_ex(input, down, repeat, rdp_scancode);
}
else
{
char str[3 * ARRAYSIZE(buffer)] = WINPR_C_ARRAY_INIT;
// NOLINTNEXTLINE(concurrency-mt-unsafe)
const size_t rc = wcstombs(str, buffer, ARRAYSIZE(buffer));
WCHAR wbuffer[ARRAYSIZE(buffer)] = WINPR_C_ARRAY_INIT;
(void)ConvertUtf8ToWChar(str, wbuffer, rc);
freerdp_input_send_unicode_keyboard_event(input, down ? 0 : KBD_FLAGS_RELEASE,
wbuffer[0]);
}
}
else if (rdp_scancode == RDP_SCANCODE_UNKNOWN)
WLog_ERR(TAG, "Unknown key with X keycode 0x%02" PRIx8 "", event->keycode);
else
freerdp_input_send_keyboard_event_ex(input, down, repeat, rdp_scancode);
}
}
static int xf_keyboard_read_keyboard_state(xfContext* xfc)
{
int dummy = 0;
Window wdummy = 0;
UINT32 state = 0;
if (!xfc->remote_app && xfc->window)
{
XQueryPointer(xfc->display, xfc->window->handle, &wdummy, &wdummy, &dummy, &dummy, &dummy,
&dummy, &state);
}
else
{
XQueryPointer(xfc->display, DefaultRootWindow(xfc->display), &wdummy, &wdummy, &dummy,
&dummy, &dummy, &dummy, &state);
}
return WINPR_ASSERTING_INT_CAST(int, state);
}
static int xf_keyboard_get_keymask(xfContext* xfc, KeySym keysym)
{
int keysymMask = 0;
KeyCode keycode = XKeysymToKeycode(xfc->display, keysym);
if (keycode == NoSymbol)
return 0;
WINPR_ASSERT(xfc->modifierMap);
for (int modifierpos = 0; modifierpos < 8; modifierpos++)
{
int offset = xfc->modifierMap->max_keypermod * modifierpos;
for (int key = 0; key < xfc->modifierMap->max_keypermod; key++)
{
if (xfc->modifierMap->modifiermap[offset + key] == keycode)
{
keysymMask |= 1 << modifierpos;
}
}
}
return keysymMask;
}
static BOOL xf_keyboard_get_key_state(xfContext* xfc, int state, KeySym keysym)
{
int keysymMask = xf_keyboard_get_keymask(xfc, keysym);
if (!keysymMask)
return FALSE;
return (state & keysymMask) != 0;
}
static BOOL xf_keyboard_set_key_state(xfContext* xfc, BOOL on, KeySym keysym)
{
if (!xfc->xkbAvailable)
return FALSE;
const int keysymMask = xf_keyboard_get_keymask(xfc, keysym);
if (!keysymMask)
{
return FALSE;
}
return XkbLockModifiers(xfc->display, XkbUseCoreKbd,
WINPR_ASSERTING_INT_CAST(uint32_t, keysymMask),
on ? WINPR_ASSERTING_INT_CAST(uint32_t, keysymMask) : 0);
}
UINT32 xf_keyboard_get_toggle_keys_state(xfContext* xfc)
{
UINT32 toggleKeysState = 0;
const int state = xf_keyboard_read_keyboard_state(xfc);
if (xf_keyboard_get_key_state(xfc, state, XK_Scroll_Lock))
toggleKeysState |= KBD_SYNC_SCROLL_LOCK;
if (xf_keyboard_get_key_state(xfc, state, XK_Num_Lock))
toggleKeysState |= KBD_SYNC_NUM_LOCK;
if (xf_keyboard_get_key_state(xfc, state, XK_Caps_Lock))
toggleKeysState |= KBD_SYNC_CAPS_LOCK;
if (xf_keyboard_get_key_state(xfc, state, XK_Kana_Lock))
toggleKeysState |= KBD_SYNC_KANA_LOCK;
return toggleKeysState;
}
static void xk_keyboard_update_modifier_keys(xfContext* xfc)
{
const KeySym keysyms[] = { XK_Shift_L, XK_Shift_R, XK_Alt_L, XK_Alt_R,
XK_Control_L, XK_Control_R, XK_Super_L, XK_Super_R };
xf_keyboard_clear(xfc);
const int state = xf_keyboard_read_keyboard_state(xfc);
for (size_t i = 0; i < ARRAYSIZE(keysyms); i++)
{
if (xf_keyboard_get_key_state(xfc, state, keysyms[i]))
{
const KeyCode keycode = XKeysymToKeycode(xfc->display, keysyms[i]);
WINPR_ASSERT(keycode < ARRAYSIZE(xfc->KeyboardState));
xfc->KeyboardState[keycode] = TRUE;
}
}
}
void xf_keyboard_focus_in(xfContext* xfc)
{
UINT32 state = 0;
Window w = None;
int d = 0;
int x = 0;
int y = 0;
WINPR_ASSERT(xfc);
if (!xfc->display || !xfc->window)
return;
rdpInput* input = xfc->common.context.input;
WINPR_ASSERT(input);
const UINT32 syncFlags = xf_keyboard_get_toggle_keys_state(xfc);
freerdp_input_send_focus_in_event(input, WINPR_ASSERTING_INT_CAST(UINT16, syncFlags));
xk_keyboard_update_modifier_keys(xfc);
/* finish with a mouse pointer position like mstsc.exe if required */
if (xfc->remote_app || !xfc->window)
return;
if (XQueryPointer(xfc->display, xfc->window->handle, &w, &w, &d, &d, &x, &y, &state))
{
if ((x >= 0) && (x < xfc->window->width) && (y >= 0) && (y < xfc->window->height))
{
xf_event_adjust_coordinates(xfc, &x, &y);
freerdp_client_send_button_event(&xfc->common, FALSE, PTR_FLAGS_MOVE, x, y);
}
}
}
static BOOL action_script_run(xfContext* xfc, const char* buffer, size_t size, void* user,
const char* what, const char* arg)
{
WINPR_UNUSED(xfc);
WINPR_UNUSED(what);
WINPR_UNUSED(arg);
WINPR_ASSERT(user);
int* pstatus = user;
if (size == 0)
{
WLog_WARN(TAG, "ActionScript key: script did not return data");
return FALSE;
}
if (strcmp(buffer, "key-local") == 0)
*pstatus = 0;
else if (winpr_PathFileExists(buffer))
{
FILE* fp = popen(buffer, "w");
if (!fp)
{
WLog_ERR(TAG, "Failed to execute '%s'", buffer);
return FALSE;
}
*pstatus = pclose(fp);
if (*pstatus < 0)
{
WLog_ERR(TAG, "Command '%s' returned %d", buffer, *pstatus);
return FALSE;
}
}
else
{
WLog_WARN(TAG, "ActionScript key: no such file '%s'", buffer);
return FALSE;
}
return TRUE;
}
static int xf_keyboard_execute_action_script(xfContext* xfc, XF_MODIFIER_KEYS* mod, KeySym keysym)
{
int status = 1;
BOOL match = FALSE;
char command[2048] = WINPR_C_ARRAY_INIT;
char combination[1024] = WINPR_C_ARRAY_INIT;
if (!xfc->actionScriptExists)
return 1;
if ((keysym == XK_Shift_L) || (keysym == XK_Shift_R) || (keysym == XK_Alt_L) ||
(keysym == XK_Alt_R) || (keysym == XK_Control_L) || (keysym == XK_Control_R))
{
return 1;
}
const char* keyStr = XKeysymToString(keysym);
if (keyStr == nullptr)
{
return 1;
}
if (mod->Shift)
winpr_str_append("Shift", combination, sizeof(combination), "+");
if (mod->Ctrl)
winpr_str_append("Ctrl", combination, sizeof(combination), "+");
if (mod->Alt)
winpr_str_append("Alt", combination, sizeof(combination), "+");
if (mod->Super)
winpr_str_append("Super", combination, sizeof(combination), "+");
winpr_str_append(keyStr, combination, sizeof(combination), "+");
for (size_t i = 0; i < strnlen(combination, sizeof(combination)); i++)
combination[i] = WINPR_ASSERTING_INT_CAST(char, tolower(combination[i]));
const size_t count = ArrayList_Count(xfc->keyCombinations);
for (size_t index = 0; index < count; index++)
{
const char* keyCombination = (const char*)ArrayList_GetItem(xfc->keyCombinations, index);
if (_stricmp(keyCombination, combination) == 0)
{
match = TRUE;
break;
}
}
if (!match)
return 1;
(void)sprintf_s(command, sizeof(command), "key %s", combination);
if (!run_action_script(xfc, command, nullptr, action_script_run, &status))
return -1;
return status;
}
static int xk_keyboard_get_modifier_keys(xfContext* xfc, XF_MODIFIER_KEYS* mod)
{
mod->LeftShift = xf_keyboard_key_pressed(xfc, XK_Shift_L);
mod->RightShift = xf_keyboard_key_pressed(xfc, XK_Shift_R);
mod->Shift = mod->LeftShift || mod->RightShift;
mod->LeftAlt = xf_keyboard_key_pressed(xfc, XK_Alt_L);
mod->RightAlt = xf_keyboard_key_pressed(xfc, XK_Alt_R);
mod->Alt = mod->LeftAlt || mod->RightAlt;
mod->LeftCtrl = xf_keyboard_key_pressed(xfc, XK_Control_L);
mod->RightCtrl = xf_keyboard_key_pressed(xfc, XK_Control_R);
mod->Ctrl = mod->LeftCtrl || mod->RightCtrl;
mod->LeftSuper = xf_keyboard_key_pressed(xfc, XK_Super_L);
mod->RightSuper = xf_keyboard_key_pressed(xfc, XK_Super_R);
mod->Super = mod->LeftSuper || mod->RightSuper;
return 0;
}
BOOL xf_keyboard_handle_special_keys(xfContext* xfc, KeySym keysym)
{
XF_MODIFIER_KEYS mod = WINPR_C_ARRAY_INIT;
xk_keyboard_get_modifier_keys(xfc, &mod);
// remember state of RightCtrl to ungrab keyboard if next action is release of RightCtrl
// do not return anything such that the key could be used by client if ungrab is not the goal
if (keysym == XK_Control_R)
{
if (mod.RightCtrl && !xfc->wasRightCtrlAlreadyPressed)
{
// Right Ctrl is pressed, getting ready to ungrab
xfc->ungrabKeyboardWithRightCtrl = TRUE;
xfc->wasRightCtrlAlreadyPressed = TRUE;
}
}
else
{
// some other key has been pressed, abort ungrabbing
if (xfc->ungrabKeyboardWithRightCtrl)
xfc->ungrabKeyboardWithRightCtrl = FALSE;
}
const int rc = xf_keyboard_execute_action_script(xfc, &mod, keysym);
if (rc < 0)
return FALSE;
if (rc == 0)
return TRUE;
if (!xfc->remote_app && xfc->fullscreen_toggle)
{
switch (keysym)
{
case XK_Return:
if (mod.Ctrl && mod.Alt)
{
/* Ctrl-Alt-Enter: toggle full screen */
WLog_INFO(TAG, "<ctrl>+<alt>+<enter> pressed, toggling fullscreen state...");
xf_sync_kbd_state(xfc);
xf_toggle_fullscreen(xfc);
return TRUE;
}
break;
default:
break;
}
}
if (mod.Ctrl && mod.Alt)
{
switch (keysym)
{
case XK_m:
case XK_M:
WLog_INFO(TAG, "<ctrl>+<alt>+m pressed, minimizing RDP session...");
xf_sync_kbd_state(xfc);
xf_minimize(xfc);
return TRUE;
case XK_c:
case XK_C:
/* Ctrl-Alt-C: toggle control */
WLog_INFO(TAG, "<ctrl>+<alt>+c pressed, toggle encomps control...");
if (freerdp_client_encomsp_toggle_control(xfc->common.encomsp))
return TRUE;
break;
case XK_d:
case XK_D:
/* <ctrl>+<alt>+d: disconnect session */
WLog_INFO(TAG, "<ctrl>+<alt>+d pressed, terminating RDP session...");
xf_sync_kbd_state(xfc);
return freerdp_abort_connect_context(&xfc->common.context);
default:
break;
}
}
#if 0 /* set to 1 to enable multi touch gesture simulation via keyboard */
#ifdef WITH_XRENDER
if (!xfc->remote_app && freerdp_settings_get_bool(xfc->common.context.settings, FreeRDP_MultiTouchGestures))
{
rdpContext* ctx = &xfc->common.context;
if (mod.Ctrl && mod.Alt)
{
int pdx = 0;
int pdy = 0;
int zdx = 0;
int zdy = 0;
switch (keysym)
{
case XK_0: /* Ctrl-Alt-0: Reset scaling and panning */{
const UINT32 sessionWidth = freerdp_settings_get_uint32(xfc->common.context.settings, FreeRDP_DesktopWidth);
const UINT32 sessionHeight = freerdp_settings_get_uint32(xfc->common.context.settings, FreeRDP_DesktopHeight);
xfc->scaledWidth = sessionWidth;
xfc->scaledHeight = sessionHeight;
xfc->offset_x = 0;
xfc->offset_y = 0;
if (!xfc->fullscreen && (sessionWidth != xfc->window->width ||
sessionHeight != xfc->window->height))
{
xf_ResizeDesktopWindow(xfc, xfc->window, sessionWidth, sessionHeight);
}
xf_draw_screen(xfc, 0, 0, sessionWidth, sessionHeight);
return TRUE;
}
case XK_1: /* Ctrl-Alt-1: Zoom in */
zdx = zdy = 10;
break;
case XK_2: /* Ctrl-Alt-2: Zoom out */
zdx = zdy = -10;
break;
case XK_3: /* Ctrl-Alt-3: Pan left */
pdx = -10;
break;
case XK_4: /* Ctrl-Alt-4: Pan right */
pdx = 10;
break;
case XK_5: /* Ctrl-Alt-5: Pan up */
pdy = -10;
break;
case XK_6: /* Ctrl-Alt-6: Pan up */
pdy = 10;
break;
}
if (pdx != 0 || pdy != 0)
{
PanningChangeEventArgs e;
EventArgsInit(&e, "xfreerdp");
e.dx = pdx;
e.dy = pdy;
PubSub_OnPanningChange(ctx->pubSub, xfc, &e);
return TRUE;
}
if (zdx != 0 || zdy != 0)
{
ZoomingChangeEventArgs e;
EventArgsInit(&e, "xfreerdp");
e.dx = zdx;
e.dy = zdy;
PubSub_OnZoomingChange(ctx->pubSub, xfc, &e);
return TRUE;
}
}
}
#endif /* WITH_XRENDER defined */
#endif /* pinch/zoom/pan simulation */
return FALSE;
}
void xf_keyboard_handle_special_keys_release(xfContext* xfc, KeySym keysym)
{
if (keysym != XK_Control_R)
return;
xfc->wasRightCtrlAlreadyPressed = FALSE;
if (!xfc->ungrabKeyboardWithRightCtrl)
return;
// all requirements for ungrab are fulfilled, ungrabbing now
XF_MODIFIER_KEYS mod = WINPR_C_ARRAY_INIT;
xk_keyboard_get_modifier_keys(xfc, &mod);
if (!mod.RightCtrl)
{
if (!xfc->fullscreen)
{
xf_sync_kbd_state(xfc);
freerdp_client_encomsp_toggle_control(xfc->common.encomsp);
}
xfc->mouse_active = FALSE;
xf_ungrab(xfc);
}
// ungrabbed
xfc->ungrabKeyboardWithRightCtrl = FALSE;
}
BOOL xf_keyboard_set_indicators(rdpContext* context, UINT16 led_flags)
{
xfContext* xfc = (xfContext*)context;
xf_keyboard_set_key_state(xfc, led_flags & KBD_SYNC_SCROLL_LOCK, XK_Scroll_Lock);
xf_keyboard_set_key_state(xfc, led_flags & KBD_SYNC_NUM_LOCK, XK_Num_Lock);
xf_keyboard_set_key_state(xfc, led_flags & KBD_SYNC_CAPS_LOCK, XK_Caps_Lock);
xf_keyboard_set_key_state(xfc, led_flags & KBD_SYNC_KANA_LOCK, XK_Kana_Lock);
return TRUE;
}
BOOL xf_keyboard_set_ime_status(rdpContext* context, UINT16 imeId, UINT32 imeState,
UINT32 imeConvMode)
{
if (!context)
return FALSE;
WLog_WARN(TAG,
"KeyboardSetImeStatus(unitId=%04" PRIx16 ", imeState=%08" PRIx32
", imeConvMode=%08" PRIx32 ") ignored",
imeId, imeState, imeConvMode);
return TRUE;
}
BOOL xf_ungrab(xfContext* xfc)
{
WINPR_ASSERT(xfc);
XUngrabKeyboard(xfc->display, CurrentTime);
XUngrabPointer(xfc->display, CurrentTime);
xfc->common.mouse_grabbed = FALSE;
return TRUE;
}
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