1 |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X keyboard mapping |
4 |
|
5 |
Copyright (C) Matthew Chapman 1999-2002 |
6 |
Copyright (C) Peter Astrand <peter@cendio.se> 2003 |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
11 |
(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 |
*/ |
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|
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#ifdef RDP2VNC |
24 |
#include "vnc/x11stubs.h" |
25 |
#else |
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#include <X11/Xlib.h> |
27 |
#include <X11/keysym.h> |
28 |
#endif |
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|
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#include <ctype.h> |
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#include <limits.h> |
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#include <time.h> |
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#include "rdesktop.h" |
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#include "scancodes.h" |
35 |
|
36 |
#define KEYMAP_SIZE 0xffff+1 |
37 |
#define KEYMAP_MASK 0xffff |
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#define KEYMAP_MAX_LINE_LENGTH 80 |
39 |
|
40 |
extern Display *g_display; |
41 |
extern char keymapname[16]; |
42 |
extern int keylayout; |
43 |
extern int g_win_button_size; |
44 |
extern BOOL g_enable_compose; |
45 |
extern BOOL g_use_rdp5; |
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|
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static BOOL keymap_loaded; |
48 |
static key_translation keymap[KEYMAP_SIZE]; |
49 |
static int min_keycode; |
50 |
static uint16 remote_modifier_state = 0; |
51 |
static uint16 saved_remote_modifier_state = 0; |
52 |
|
53 |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
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|
55 |
static void |
56 |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
57 |
{ |
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KeySym keysym; |
59 |
|
60 |
keysym = XStringToKeysym(keyname); |
61 |
if (keysym == NoSymbol) |
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{ |
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DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring)\n", keyname, mapname)); |
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return; |
65 |
} |
66 |
|
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DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
68 |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
69 |
|
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keymap[keysym & KEYMAP_MASK].scancode = scancode; |
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keymap[keysym & KEYMAP_MASK].modifiers = modifiers; |
72 |
|
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return; |
74 |
} |
75 |
|
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|
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static BOOL |
78 |
xkeymap_read(char *mapname) |
79 |
{ |
80 |
FILE *fp; |
81 |
char line[KEYMAP_MAX_LINE_LENGTH]; |
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char path[PATH_MAX], inplace_path[PATH_MAX]; |
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unsigned int line_num = 0; |
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unsigned int line_length = 0; |
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char *keyname, *p; |
86 |
char *line_rest; |
87 |
uint8 scancode; |
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uint16 modifiers; |
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|
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|
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strcpy(path, KEYMAP_PATH); |
92 |
strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
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|
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fp = fopen(path, "r"); |
95 |
if (fp == NULL) |
96 |
{ |
97 |
/* in case we are running from the source tree */ |
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strcpy(inplace_path, "keymaps/"); |
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strncat(inplace_path, mapname, sizeof(inplace_path) - sizeof("keymaps/")); |
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|
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fp = fopen(inplace_path, "r"); |
102 |
if (fp == NULL) |
103 |
{ |
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error("Failed to open keymap %s\n", path); |
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return False; |
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} |
107 |
} |
108 |
|
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/* FIXME: More tolerant on white space */ |
110 |
while (fgets(line, sizeof(line), fp) != NULL) |
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{ |
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line_num++; |
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|
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/* Replace the \n with \0 */ |
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p = strchr(line, '\n'); |
116 |
if (p != NULL) |
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*p = 0; |
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|
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line_length = strlen(line); |
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|
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/* Completely empty line */ |
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if (strspn(line, " \t\n\r\f\v") == line_length) |
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{ |
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continue; |
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} |
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|
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/* Include */ |
128 |
if (strncmp(line, "include ", 8) == 0) |
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{ |
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if (!xkeymap_read(line + 8)) |
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return False; |
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continue; |
133 |
} |
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|
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/* map */ |
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if (strncmp(line, "map ", 4) == 0) |
137 |
{ |
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keylayout = strtol(line + 4, NULL, 16); |
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DEBUG_KBD(("Keylayout 0x%x\n", keylayout)); |
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continue; |
141 |
} |
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|
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/* compose */ |
144 |
if (strncmp(line, "enable_compose", 15) == 0) |
145 |
{ |
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DEBUG_KBD(("Enabling compose handling\n")); |
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g_enable_compose = True; |
148 |
continue; |
149 |
} |
150 |
|
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/* Comment */ |
152 |
if (line[0] == '#') |
153 |
{ |
154 |
continue; |
155 |
} |
156 |
|
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/* Normal line */ |
158 |
keyname = line; |
159 |
p = strchr(line, ' '); |
160 |
if (p == NULL) |
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{ |
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error("Bad line %d in keymap %s\n", line_num, mapname); |
163 |
continue; |
164 |
} |
165 |
else |
166 |
{ |
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*p = 0; |
168 |
} |
169 |
|
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/* scancode */ |
171 |
p++; |
172 |
scancode = strtol(p, &line_rest, 16); |
173 |
|
174 |
/* flags */ |
175 |
/* FIXME: Should allow case-insensitive flag names. |
176 |
Fix by using lex+yacc... */ |
177 |
modifiers = 0; |
178 |
if (strstr(line_rest, "altgr")) |
179 |
{ |
180 |
MASK_ADD_BITS(modifiers, MapAltGrMask); |
181 |
} |
182 |
|
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if (strstr(line_rest, "shift")) |
184 |
{ |
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MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
186 |
} |
187 |
|
188 |
if (strstr(line_rest, "numlock")) |
189 |
{ |
190 |
MASK_ADD_BITS(modifiers, MapNumLockMask); |
191 |
} |
192 |
|
193 |
if (strstr(line_rest, "localstate")) |
194 |
{ |
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MASK_ADD_BITS(modifiers, MapLocalStateMask); |
196 |
} |
197 |
|
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if (strstr(line_rest, "inhibit")) |
199 |
{ |
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MASK_ADD_BITS(modifiers, MapInhibitMask); |
201 |
} |
202 |
|
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add_to_keymap(keyname, scancode, modifiers, mapname); |
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|
205 |
if (strstr(line_rest, "addupper")) |
206 |
{ |
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/* Automatically add uppercase key, with same modifiers |
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plus shift */ |
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for (p = keyname; *p; p++) |
210 |
*p = toupper((int) *p); |
211 |
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
212 |
add_to_keymap(keyname, scancode, modifiers, mapname); |
213 |
} |
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} |
215 |
|
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fclose(fp); |
217 |
return True; |
218 |
} |
219 |
|
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|
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/* Before connecting and creating UI */ |
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void |
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xkeymap_init(void) |
224 |
{ |
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unsigned int max_keycode; |
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char *mapname_ptr; |
227 |
|
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/* Make keymapname lowercase */ |
229 |
mapname_ptr = keymapname; |
230 |
while (*mapname_ptr) |
231 |
{ |
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*mapname_ptr = tolower((int) *mapname_ptr); |
233 |
mapname_ptr++; |
234 |
} |
235 |
|
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if (strcmp(keymapname, "none")) |
237 |
{ |
238 |
if (xkeymap_read(keymapname)) |
239 |
keymap_loaded = True; |
240 |
} |
241 |
|
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XDisplayKeycodes(g_display, &min_keycode, (int *) &max_keycode); |
243 |
} |
244 |
|
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static void |
246 |
send_winkey(uint32 ev_time, BOOL pressed, BOOL leftkey) |
247 |
{ |
248 |
uint8 winkey; |
249 |
|
250 |
if (leftkey) |
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winkey = SCANCODE_CHAR_LWIN; |
252 |
else |
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winkey = SCANCODE_CHAR_RWIN; |
254 |
|
255 |
if (pressed) |
256 |
{ |
257 |
if (g_use_rdp5) |
258 |
{ |
259 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, winkey); |
260 |
} |
261 |
else |
262 |
{ |
263 |
/* RDP4 doesn't support winkey. Fake with Ctrl-Esc */ |
264 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
265 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
266 |
} |
267 |
} |
268 |
else |
269 |
{ |
270 |
/* key released */ |
271 |
if (g_use_rdp5) |
272 |
{ |
273 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, winkey); |
274 |
} |
275 |
else |
276 |
{ |
277 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
278 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
279 |
} |
280 |
} |
281 |
} |
282 |
|
283 |
/* Handles, for example, multi-scancode keypresses (which is not |
284 |
possible via keymap-files) */ |
285 |
BOOL |
286 |
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
287 |
{ |
288 |
switch (keysym) |
289 |
{ |
290 |
case XK_Return: |
291 |
if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
292 |
&& (get_key_state(state, XK_Control_L) |
293 |
|| get_key_state(state, XK_Control_R))) |
294 |
{ |
295 |
/* Ctrl-Alt-Enter: toggle full screen */ |
296 |
if (pressed) |
297 |
xwin_toggle_fullscreen(); |
298 |
return True; |
299 |
} |
300 |
break; |
301 |
|
302 |
case XK_Break: |
303 |
/* Send Break sequence E0 46 E0 C6 */ |
304 |
if (pressed) |
305 |
{ |
306 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
307 |
(SCANCODE_EXTENDED | 0x46)); |
308 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
309 |
(SCANCODE_EXTENDED | 0xc6)); |
310 |
} |
311 |
/* No release sequence */ |
312 |
return True; |
313 |
|
314 |
case XK_Pause: |
315 |
/* According to MS Keyboard Scan Code |
316 |
Specification, pressing Pause should result |
317 |
in E1 1D 45 E1 9D C5. I'm not exactly sure |
318 |
of how this is supposed to be sent via |
319 |
RDP. The code below seems to work, but with |
320 |
the side effect that Left Ctrl stays |
321 |
down. Therefore, we release it when Pause |
322 |
is released. */ |
323 |
if (pressed) |
324 |
{ |
325 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
326 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
327 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
328 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
329 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
330 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
331 |
} |
332 |
else |
333 |
{ |
334 |
/* Release Left Ctrl */ |
335 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, |
336 |
0x1d, 0); |
337 |
} |
338 |
return True; |
339 |
|
340 |
case XK_Meta_L: /* Windows keys */ |
341 |
case XK_Super_L: |
342 |
case XK_Hyper_L: |
343 |
send_winkey(ev_time, pressed, True); |
344 |
return True; |
345 |
|
346 |
case XK_Meta_R: |
347 |
case XK_Super_R: |
348 |
case XK_Hyper_R: |
349 |
send_winkey(ev_time, pressed, False); |
350 |
return True; |
351 |
|
352 |
case XK_space: |
353 |
/* Prevent access to the Windows system menu in single app mode */ |
354 |
if (g_win_button_size |
355 |
&& (get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R))) |
356 |
return True; |
357 |
|
358 |
} |
359 |
return False; |
360 |
} |
361 |
|
362 |
|
363 |
key_translation |
364 |
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
365 |
{ |
366 |
key_translation tr = { 0, 0 }; |
367 |
|
368 |
tr = keymap[keysym & KEYMAP_MASK]; |
369 |
|
370 |
if (tr.modifiers & MapInhibitMask) |
371 |
{ |
372 |
DEBUG_KBD(("Inhibiting key\n")); |
373 |
tr.scancode = 0; |
374 |
return tr; |
375 |
} |
376 |
|
377 |
if (tr.modifiers & MapLocalStateMask) |
378 |
{ |
379 |
/* The modifiers to send for this key should be obtained |
380 |
from the local state. Currently, only shift is implemented. */ |
381 |
if (state & ShiftMask) |
382 |
{ |
383 |
tr.modifiers = MapLeftShiftMask; |
384 |
} |
385 |
} |
386 |
|
387 |
if (tr.scancode != 0) |
388 |
{ |
389 |
DEBUG_KBD(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
390 |
tr.scancode, tr.modifiers)); |
391 |
return tr; |
392 |
} |
393 |
|
394 |
if (keymap_loaded) |
395 |
warning("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
396 |
|
397 |
/* not in keymap, try to interpret the raw scancode */ |
398 |
if (((int) keycode >= min_keycode) && (keycode <= 0x60)) |
399 |
{ |
400 |
tr.scancode = keycode - min_keycode; |
401 |
|
402 |
/* The modifiers to send for this key should be |
403 |
obtained from the local state. Currently, only |
404 |
shift is implemented. */ |
405 |
if (state & ShiftMask) |
406 |
{ |
407 |
tr.modifiers = MapLeftShiftMask; |
408 |
} |
409 |
|
410 |
DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
411 |
} |
412 |
else |
413 |
{ |
414 |
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
415 |
} |
416 |
|
417 |
return tr; |
418 |
} |
419 |
|
420 |
uint16 |
421 |
xkeymap_translate_button(unsigned int button) |
422 |
{ |
423 |
switch (button) |
424 |
{ |
425 |
case Button1: /* left */ |
426 |
return MOUSE_FLAG_BUTTON1; |
427 |
case Button2: /* middle */ |
428 |
return MOUSE_FLAG_BUTTON3; |
429 |
case Button3: /* right */ |
430 |
return MOUSE_FLAG_BUTTON2; |
431 |
case Button4: /* wheel up */ |
432 |
return MOUSE_FLAG_BUTTON4; |
433 |
case Button5: /* wheel down */ |
434 |
return MOUSE_FLAG_BUTTON5; |
435 |
} |
436 |
|
437 |
return 0; |
438 |
} |
439 |
|
440 |
char * |
441 |
get_ksname(uint32 keysym) |
442 |
{ |
443 |
char *ksname = NULL; |
444 |
|
445 |
if (keysym == NoSymbol) |
446 |
ksname = "NoSymbol"; |
447 |
else if (!(ksname = XKeysymToString(keysym))) |
448 |
ksname = "(no name)"; |
449 |
|
450 |
return ksname; |
451 |
} |
452 |
|
453 |
static BOOL |
454 |
is_modifier(uint8 scancode) |
455 |
{ |
456 |
switch (scancode) |
457 |
{ |
458 |
case SCANCODE_CHAR_LSHIFT: |
459 |
case SCANCODE_CHAR_RSHIFT: |
460 |
case SCANCODE_CHAR_LCTRL: |
461 |
case SCANCODE_CHAR_RCTRL: |
462 |
case SCANCODE_CHAR_LALT: |
463 |
case SCANCODE_CHAR_RALT: |
464 |
case SCANCODE_CHAR_LWIN: |
465 |
case SCANCODE_CHAR_RWIN: |
466 |
case SCANCODE_CHAR_NUMLOCK: |
467 |
return True; |
468 |
default: |
469 |
break; |
470 |
} |
471 |
return False; |
472 |
} |
473 |
|
474 |
void |
475 |
save_remote_modifiers(uint8 scancode) |
476 |
{ |
477 |
if (is_modifier(scancode)) |
478 |
return; |
479 |
|
480 |
saved_remote_modifier_state = remote_modifier_state; |
481 |
} |
482 |
|
483 |
void |
484 |
restore_remote_modifiers(uint32 ev_time, uint8 scancode) |
485 |
{ |
486 |
key_translation dummy; |
487 |
|
488 |
if (is_modifier(scancode)) |
489 |
return; |
490 |
|
491 |
dummy.scancode = 0; |
492 |
dummy.modifiers = saved_remote_modifier_state; |
493 |
ensure_remote_modifiers(ev_time, dummy); |
494 |
} |
495 |
|
496 |
void |
497 |
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
498 |
{ |
499 |
/* If this key is a modifier, do nothing */ |
500 |
if (is_modifier(tr.scancode)) |
501 |
return; |
502 |
|
503 |
/* NumLock */ |
504 |
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
505 |
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
506 |
{ |
507 |
/* The remote modifier state is not correct */ |
508 |
uint16 new_remote_state; |
509 |
|
510 |
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
511 |
{ |
512 |
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
513 |
new_remote_state = KBD_FLAG_NUMLOCK; |
514 |
remote_modifier_state = MapNumLockMask; |
515 |
} |
516 |
else |
517 |
{ |
518 |
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
519 |
new_remote_state = 0; |
520 |
remote_modifier_state = 0; |
521 |
} |
522 |
|
523 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
524 |
} |
525 |
|
526 |
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
527 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
528 |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
529 |
{ |
530 |
/* The remote modifier state is not correct */ |
531 |
if (MASK_HAS_BITS(tr.modifiers, MapLeftShiftMask)) |
532 |
{ |
533 |
/* Needs left shift. Send down. */ |
534 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
535 |
} |
536 |
else if (MASK_HAS_BITS(tr.modifiers, MapRightShiftMask)) |
537 |
{ |
538 |
/* Needs right shift. Send down. */ |
539 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RSHIFT); |
540 |
} |
541 |
else |
542 |
{ |
543 |
/* Should not use this modifier. Send up for shift currently pressed. */ |
544 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask)) |
545 |
/* Left shift is down */ |
546 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
547 |
else |
548 |
/* Right shift is down */ |
549 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
550 |
} |
551 |
} |
552 |
|
553 |
/* AltGr */ |
554 |
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask) |
555 |
!= MASK_HAS_BITS(remote_modifier_state, MapAltGrMask)) |
556 |
{ |
557 |
/* The remote modifier state is not correct */ |
558 |
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask)) |
559 |
{ |
560 |
/* Needs this modifier. Send down. */ |
561 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RALT); |
562 |
} |
563 |
else |
564 |
{ |
565 |
/* Should not use this modifier. Send up. */ |
566 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
567 |
} |
568 |
} |
569 |
|
570 |
|
571 |
} |
572 |
|
573 |
|
574 |
void |
575 |
reset_modifier_keys(unsigned int state) |
576 |
{ |
577 |
/* reset keys */ |
578 |
uint32 ev_time; |
579 |
ev_time = time(NULL); |
580 |
|
581 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) |
582 |
&& !get_key_state(state, XK_Shift_L)) |
583 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
584 |
|
585 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) |
586 |
&& !get_key_state(state, XK_Shift_R)) |
587 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
588 |
|
589 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) |
590 |
&& !get_key_state(state, XK_Control_L)) |
591 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
592 |
|
593 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) |
594 |
&& !get_key_state(state, XK_Control_R)) |
595 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
596 |
|
597 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
598 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
599 |
|
600 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
601 |
!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch)) |
602 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
603 |
} |
604 |
|
605 |
|
606 |
static void |
607 |
update_modifier_state(uint8 scancode, BOOL pressed) |
608 |
{ |
609 |
#ifdef WITH_DEBUG_KBD |
610 |
uint16 old_modifier_state; |
611 |
|
612 |
old_modifier_state = remote_modifier_state; |
613 |
#endif |
614 |
|
615 |
switch (scancode) |
616 |
{ |
617 |
case SCANCODE_CHAR_LSHIFT: |
618 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
619 |
break; |
620 |
case SCANCODE_CHAR_RSHIFT: |
621 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightShiftMask, pressed); |
622 |
break; |
623 |
case SCANCODE_CHAR_LCTRL: |
624 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftCtrlMask, pressed); |
625 |
break; |
626 |
case SCANCODE_CHAR_RCTRL: |
627 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightCtrlMask, pressed); |
628 |
break; |
629 |
case SCANCODE_CHAR_LALT: |
630 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftAltMask, pressed); |
631 |
break; |
632 |
case SCANCODE_CHAR_RALT: |
633 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightAltMask, pressed); |
634 |
break; |
635 |
case SCANCODE_CHAR_LWIN: |
636 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftWinMask, pressed); |
637 |
break; |
638 |
case SCANCODE_CHAR_RWIN: |
639 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightWinMask, pressed); |
640 |
break; |
641 |
case SCANCODE_CHAR_NUMLOCK: |
642 |
/* KeyReleases for NumLocks are sent immediately. Toggle the |
643 |
modifier state only on Keypress */ |
644 |
if (pressed) |
645 |
{ |
646 |
BOOL newNumLockState; |
647 |
newNumLockState = |
648 |
(MASK_HAS_BITS |
649 |
(remote_modifier_state, MapNumLockMask) == False); |
650 |
MASK_CHANGE_BIT(remote_modifier_state, |
651 |
MapNumLockMask, newNumLockState); |
652 |
} |
653 |
break; |
654 |
} |
655 |
|
656 |
#ifdef WITH_DEBUG_KBD |
657 |
if (old_modifier_state != remote_modifier_state) |
658 |
{ |
659 |
DEBUG_KBD(("Before updating modifier_state:0x%x, pressed=0x%x\n", |
660 |
old_modifier_state, pressed)); |
661 |
DEBUG_KBD(("After updating modifier_state:0x%x\n", remote_modifier_state)); |
662 |
} |
663 |
#endif |
664 |
|
665 |
} |
666 |
|
667 |
/* Send keyboard input */ |
668 |
void |
669 |
rdp_send_scancode(uint32 time, uint16 flags, uint8 scancode) |
670 |
{ |
671 |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
672 |
|
673 |
if (scancode & SCANCODE_EXTENDED) |
674 |
{ |
675 |
DEBUG_KBD(("Sending extended scancode=0x%x, flags=0x%x\n", |
676 |
scancode & ~SCANCODE_EXTENDED, flags)); |
677 |
rdp_send_input(time, RDP_INPUT_SCANCODE, flags | KBD_FLAG_EXT, |
678 |
scancode & ~SCANCODE_EXTENDED, 0); |
679 |
} |
680 |
else |
681 |
{ |
682 |
DEBUG_KBD(("Sending scancode=0x%x, flags=0x%x\n", scancode, flags)); |
683 |
rdp_send_input(time, RDP_INPUT_SCANCODE, flags, scancode, 0); |
684 |
} |
685 |
} |