1 |
matthewc |
38 |
/* |
2 |
|
|
rdesktop: A Remote Desktop Protocol client. |
3 |
|
|
User interface services - X keyboard mapping |
4 |
matthewc |
207 |
Copyright (C) Matthew Chapman 1999-2002 |
5 |
matthewc |
38 |
|
6 |
|
|
This program is free software; you can redistribute it and/or modify |
7 |
|
|
it under the terms of the GNU General Public License as published by |
8 |
|
|
the Free Software Foundation; either version 2 of the License, or |
9 |
|
|
(at your option) any later version. |
10 |
|
|
|
11 |
|
|
This program is distributed in the hope that it will be useful, |
12 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 |
|
|
GNU General Public License for more details. |
15 |
|
|
|
16 |
|
|
You should have received a copy of the GNU General Public License |
17 |
|
|
along with this program; if not, write to the Free Software |
18 |
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
|
|
*/ |
20 |
|
|
|
21 |
|
|
#include <X11/Xlib.h> |
22 |
matthewc |
190 |
#define XK_MISCELLANY |
23 |
|
|
#include <X11/keysymdef.h> |
24 |
astrand |
66 |
#include <ctype.h> |
25 |
matthewc |
39 |
#include <limits.h> |
26 |
matthewc |
190 |
#include <time.h> |
27 |
matthewc |
38 |
#include "rdesktop.h" |
28 |
astrand |
66 |
#include "scancodes.h" |
29 |
matthewc |
38 |
|
30 |
|
|
#define KEYMAP_SIZE 4096 |
31 |
|
|
#define KEYMAP_MASK (KEYMAP_SIZE - 1) |
32 |
astrand |
66 |
#define KEYMAP_MAX_LINE_LENGTH 80 |
33 |
matthewc |
38 |
|
34 |
matthewc |
50 |
extern Display *display; |
35 |
matthewc |
38 |
extern char keymapname[16]; |
36 |
|
|
extern int keylayout; |
37 |
astrand |
70 |
extern BOOL enable_compose; |
38 |
matthewc |
38 |
|
39 |
matthewc |
205 |
static BOOL keymap_loaded; |
40 |
astrand |
66 |
static key_translation keymap[KEYMAP_SIZE]; |
41 |
astrand |
73 |
static int min_keycode; |
42 |
astrand |
66 |
static uint16 remote_modifier_state = 0; |
43 |
matthewc |
38 |
|
44 |
matthewc |
203 |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
45 |
astrand |
115 |
|
46 |
astrand |
66 |
static void |
47 |
|
|
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
48 |
|
|
{ |
49 |
|
|
KeySym keysym; |
50 |
|
|
|
51 |
|
|
keysym = XStringToKeysym(keyname); |
52 |
|
|
if (keysym == NoSymbol) |
53 |
|
|
{ |
54 |
|
|
error("Bad keysym %s in keymap %s\n", keyname, mapname); |
55 |
|
|
return; |
56 |
|
|
} |
57 |
|
|
|
58 |
astrand |
84 |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
59 |
|
|
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
60 |
astrand |
66 |
|
61 |
|
|
keymap[keysym & KEYMAP_MASK].scancode = scancode; |
62 |
|
|
keymap[keysym & KEYMAP_MASK].modifiers = modifiers; |
63 |
|
|
|
64 |
|
|
return; |
65 |
|
|
} |
66 |
|
|
|
67 |
|
|
|
68 |
astrand |
64 |
static BOOL |
69 |
|
|
xkeymap_read(char *mapname) |
70 |
matthewc |
38 |
{ |
71 |
|
|
FILE *fp; |
72 |
matthewc |
216 |
char line[KEYMAP_MAX_LINE_LENGTH]; |
73 |
|
|
char path[PATH_MAX], inplace_path[PATH_MAX]; |
74 |
astrand |
66 |
unsigned int line_num = 0; |
75 |
|
|
unsigned int line_length = 0; |
76 |
matthewc |
38 |
char *keyname, *p; |
77 |
astrand |
66 |
char *line_rest; |
78 |
|
|
uint8 scancode; |
79 |
|
|
uint16 modifiers; |
80 |
matthewc |
38 |
|
81 |
astrand |
66 |
|
82 |
matthewc |
38 |
strcpy(path, KEYMAP_PATH); |
83 |
|
|
strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
84 |
|
|
|
85 |
|
|
fp = fopen(path, "r"); |
86 |
|
|
if (fp == NULL) |
87 |
|
|
{ |
88 |
matthewc |
216 |
/* in case we are running from the source tree */ |
89 |
|
|
strcpy(inplace_path, "keymaps/"); |
90 |
|
|
strncat(inplace_path, mapname, sizeof(inplace_path) - sizeof("keymaps/")); |
91 |
|
|
|
92 |
|
|
fp = fopen(inplace_path, "r"); |
93 |
|
|
if (fp == NULL) |
94 |
|
|
{ |
95 |
|
|
error("Failed to open keymap %s\n", path); |
96 |
|
|
return False; |
97 |
|
|
} |
98 |
matthewc |
38 |
} |
99 |
|
|
|
100 |
astrand |
66 |
/* FIXME: More tolerant on white space */ |
101 |
matthewc |
38 |
while (fgets(line, sizeof(line), fp) != NULL) |
102 |
|
|
{ |
103 |
astrand |
66 |
line_num++; |
104 |
|
|
|
105 |
|
|
/* Replace the \n with \0 */ |
106 |
matthewc |
38 |
p = strchr(line, '\n'); |
107 |
|
|
if (p != NULL) |
108 |
|
|
*p = 0; |
109 |
|
|
|
110 |
astrand |
66 |
line_length = strlen(line); |
111 |
|
|
|
112 |
|
|
/* Completely empty line */ |
113 |
|
|
if (strspn(line, " \t\n\r\f\v") == line_length) |
114 |
matthewc |
38 |
{ |
115 |
astrand |
66 |
continue; |
116 |
|
|
} |
117 |
matthewc |
38 |
|
118 |
astrand |
66 |
/* Include */ |
119 |
|
|
if (strncmp(line, "include ", 8) == 0) |
120 |
matthewc |
38 |
{ |
121 |
astrand |
64 |
if (!xkeymap_read(line + 8)) |
122 |
matthewc |
38 |
return False; |
123 |
astrand |
66 |
continue; |
124 |
matthewc |
38 |
} |
125 |
astrand |
66 |
|
126 |
|
|
/* map */ |
127 |
|
|
if (strncmp(line, "map ", 4) == 0) |
128 |
matthewc |
38 |
{ |
129 |
astrand |
64 |
keylayout = strtol(line + 4, NULL, 16); |
130 |
astrand |
84 |
DEBUG_KBD(("Keylayout 0x%x\n", keylayout)); |
131 |
astrand |
66 |
continue; |
132 |
matthewc |
38 |
} |
133 |
astrand |
66 |
|
134 |
astrand |
70 |
/* compose */ |
135 |
|
|
if (strncmp(line, "enable_compose", 15) == 0) |
136 |
|
|
{ |
137 |
astrand |
84 |
DEBUG_KBD(("Enabling compose handling\n")); |
138 |
astrand |
70 |
enable_compose = True; |
139 |
|
|
continue; |
140 |
|
|
} |
141 |
|
|
|
142 |
astrand |
66 |
/* Comment */ |
143 |
|
|
if (line[0] == '#') |
144 |
matthewc |
38 |
{ |
145 |
astrand |
66 |
continue; |
146 |
matthewc |
38 |
} |
147 |
astrand |
66 |
|
148 |
|
|
/* Normal line */ |
149 |
|
|
keyname = line; |
150 |
|
|
p = strchr(line, ' '); |
151 |
|
|
if (p == NULL) |
152 |
|
|
{ |
153 |
astrand |
82 |
error("Bad line %d in keymap %s\n", line_num, mapname); |
154 |
astrand |
66 |
continue; |
155 |
|
|
} |
156 |
|
|
else |
157 |
|
|
{ |
158 |
|
|
*p = 0; |
159 |
|
|
} |
160 |
|
|
|
161 |
|
|
/* scancode */ |
162 |
|
|
p++; |
163 |
|
|
scancode = strtol(p, &line_rest, 16); |
164 |
|
|
|
165 |
|
|
/* flags */ |
166 |
|
|
/* FIXME: Should allow case-insensitive flag names. |
167 |
|
|
Fix by using lex+yacc... */ |
168 |
|
|
modifiers = 0; |
169 |
|
|
if (strstr(line_rest, "altgr")) |
170 |
|
|
{ |
171 |
|
|
MASK_ADD_BITS(modifiers, MapAltGrMask); |
172 |
|
|
} |
173 |
|
|
|
174 |
|
|
if (strstr(line_rest, "shift")) |
175 |
|
|
{ |
176 |
|
|
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
177 |
|
|
} |
178 |
|
|
|
179 |
|
|
if (strstr(line_rest, "numlock")) |
180 |
|
|
{ |
181 |
|
|
MASK_ADD_BITS(modifiers, MapNumLockMask); |
182 |
|
|
} |
183 |
|
|
|
184 |
astrand |
69 |
if (strstr(line_rest, "localstate")) |
185 |
|
|
{ |
186 |
|
|
MASK_ADD_BITS(modifiers, MapLocalStateMask); |
187 |
|
|
} |
188 |
|
|
|
189 |
astrand |
116 |
if (strstr(line_rest, "inhibit")) |
190 |
|
|
{ |
191 |
|
|
MASK_ADD_BITS(modifiers, MapInhibitMask); |
192 |
|
|
} |
193 |
|
|
|
194 |
astrand |
66 |
add_to_keymap(keyname, scancode, modifiers, mapname); |
195 |
|
|
|
196 |
|
|
if (strstr(line_rest, "addupper")) |
197 |
|
|
{ |
198 |
|
|
/* Automatically add uppercase key, with same modifiers |
199 |
|
|
plus shift */ |
200 |
|
|
for (p = keyname; *p; p++) |
201 |
|
|
*p = toupper(*p); |
202 |
|
|
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
203 |
|
|
add_to_keymap(keyname, scancode, modifiers, mapname); |
204 |
|
|
} |
205 |
matthewc |
38 |
} |
206 |
|
|
|
207 |
|
|
fclose(fp); |
208 |
|
|
return True; |
209 |
|
|
} |
210 |
|
|
|
211 |
astrand |
66 |
|
212 |
|
|
/* Before connecting and creating UI */ |
213 |
astrand |
64 |
void |
214 |
matthewc |
121 |
xkeymap_init(void) |
215 |
matthewc |
38 |
{ |
216 |
matthewc |
121 |
unsigned int max_keycode; |
217 |
astrand |
225 |
char *mapname_ptr; |
218 |
matthewc |
38 |
|
219 |
astrand |
225 |
/* Make keymapname lowercase */ |
220 |
|
|
mapname_ptr = keymapname; |
221 |
|
|
while (*mapname_ptr) |
222 |
|
|
*mapname_ptr++ = tolower(*mapname_ptr); |
223 |
|
|
|
224 |
matthewc |
38 |
if (strcmp(keymapname, "none")) |
225 |
matthewc |
205 |
{ |
226 |
|
|
if (xkeymap_read(keymapname)) |
227 |
|
|
keymap_loaded = True; |
228 |
|
|
} |
229 |
astrand |
66 |
|
230 |
astrand |
77 |
XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode); |
231 |
astrand |
66 |
} |
232 |
matthewc |
38 |
|
233 |
astrand |
118 |
/* Handles, for example, multi-scancode keypresses (which is not |
234 |
|
|
possible via keymap-files) */ |
235 |
|
|
BOOL |
236 |
matthewc |
203 |
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
237 |
astrand |
118 |
{ |
238 |
|
|
switch (keysym) |
239 |
|
|
{ |
240 |
astrand |
199 |
case XK_Break: |
241 |
matthewc |
212 |
case XK_Pause: |
242 |
|
|
if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
243 |
|
|
&& (get_key_state(state, XK_Control_L) || get_key_state(state, XK_Control_R))) |
244 |
astrand |
118 |
{ |
245 |
matthewc |
212 |
/* Ctrl-Alt-Break: toggle full screen */ |
246 |
matthewc |
193 |
if (pressed) |
247 |
|
|
xwin_toggle_fullscreen(); |
248 |
astrand |
199 |
|
249 |
astrand |
118 |
} |
250 |
matthewc |
212 |
else if (keysym == XK_Break) |
251 |
astrand |
199 |
{ |
252 |
|
|
/* Send Break sequence E0 46 E0 C6 */ |
253 |
|
|
if (pressed) |
254 |
|
|
{ |
255 |
|
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
256 |
|
|
(SCANCODE_EXTENDED | 0x46)); |
257 |
|
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
258 |
|
|
(SCANCODE_EXTENDED | 0xc6)); |
259 |
|
|
} |
260 |
|
|
/* No break sequence */ |
261 |
|
|
} |
262 |
matthewc |
212 |
else /* XK_Pause */ |
263 |
astrand |
197 |
{ |
264 |
matthewc |
212 |
/* According to MS Keyboard Scan Code |
265 |
|
|
Specification, pressing Pause should result |
266 |
|
|
in E1 1D 45 E1 9D C5. I'm not exactly sure |
267 |
|
|
of how this is supposed to be sent via |
268 |
|
|
RDP. The code below seems to work, but with |
269 |
|
|
the side effect that Left Ctrl stays |
270 |
|
|
down. Therefore, we release it when Pause |
271 |
|
|
is released. */ |
272 |
|
|
if (pressed) |
273 |
|
|
{ |
274 |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
275 |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
276 |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
277 |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
278 |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
279 |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
280 |
|
|
} |
281 |
|
|
else |
282 |
|
|
{ |
283 |
|
|
/* Release Left Ctrl */ |
284 |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, 0x1d, |
285 |
|
|
0); |
286 |
|
|
} |
287 |
astrand |
197 |
} |
288 |
|
|
return True; |
289 |
|
|
|
290 |
astrand |
118 |
case XK_Meta_L: /* Windows keys */ |
291 |
|
|
case XK_Super_L: |
292 |
|
|
case XK_Hyper_L: |
293 |
|
|
case XK_Meta_R: |
294 |
|
|
case XK_Super_R: |
295 |
|
|
case XK_Hyper_R: |
296 |
|
|
if (pressed) |
297 |
|
|
{ |
298 |
|
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
299 |
|
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
300 |
|
|
} |
301 |
|
|
else |
302 |
|
|
{ |
303 |
|
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
304 |
|
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
305 |
|
|
} |
306 |
|
|
return True; |
307 |
|
|
} |
308 |
|
|
return False; |
309 |
|
|
} |
310 |
|
|
|
311 |
|
|
|
312 |
astrand |
66 |
key_translation |
313 |
matthewc |
190 |
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
314 |
astrand |
66 |
{ |
315 |
|
|
key_translation tr = { 0, 0 }; |
316 |
|
|
|
317 |
|
|
tr = keymap[keysym & KEYMAP_MASK]; |
318 |
|
|
|
319 |
astrand |
116 |
if (tr.modifiers & MapInhibitMask) |
320 |
|
|
{ |
321 |
|
|
DEBUG_KBD(("Inhibiting key\n")); |
322 |
|
|
tr.scancode = 0; |
323 |
|
|
return tr; |
324 |
|
|
} |
325 |
|
|
|
326 |
astrand |
69 |
if (tr.modifiers & MapLocalStateMask) |
327 |
|
|
{ |
328 |
|
|
/* The modifiers to send for this key should be obtained |
329 |
|
|
from the local state. Currently, only shift is implemented. */ |
330 |
|
|
if (state & ShiftMask) |
331 |
|
|
{ |
332 |
|
|
tr.modifiers = MapLeftShiftMask; |
333 |
|
|
} |
334 |
|
|
} |
335 |
|
|
|
336 |
astrand |
66 |
if (tr.scancode != 0) |
337 |
matthewc |
50 |
{ |
338 |
matthewc |
190 |
DEBUG_KBD(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
339 |
astrand |
197 |
tr.scancode, tr.modifiers)); |
340 |
astrand |
66 |
return tr; |
341 |
matthewc |
50 |
} |
342 |
|
|
|
343 |
matthewc |
205 |
if (keymap_loaded) |
344 |
|
|
error("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
345 |
astrand |
66 |
|
346 |
matthewc |
38 |
/* not in keymap, try to interpret the raw scancode */ |
347 |
|
|
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
348 |
|
|
{ |
349 |
astrand |
66 |
tr.scancode = keycode - min_keycode; |
350 |
astrand |
165 |
|
351 |
|
|
/* The modifiers to send for this key should be |
352 |
|
|
obtained from the local state. Currently, only |
353 |
|
|
shift is implemented. */ |
354 |
|
|
if (state & ShiftMask) |
355 |
|
|
{ |
356 |
|
|
tr.modifiers = MapLeftShiftMask; |
357 |
|
|
} |
358 |
|
|
|
359 |
matthewc |
190 |
DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
360 |
matthewc |
38 |
} |
361 |
astrand |
66 |
else |
362 |
|
|
{ |
363 |
matthewc |
190 |
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
364 |
astrand |
66 |
} |
365 |
matthewc |
38 |
|
366 |
astrand |
66 |
return tr; |
367 |
matthewc |
38 |
} |
368 |
|
|
|
369 |
astrand |
64 |
uint16 |
370 |
|
|
xkeymap_translate_button(unsigned int button) |
371 |
matthewc |
38 |
{ |
372 |
|
|
switch (button) |
373 |
|
|
{ |
374 |
astrand |
64 |
case Button1: /* left */ |
375 |
matthewc |
38 |
return MOUSE_FLAG_BUTTON1; |
376 |
astrand |
64 |
case Button2: /* middle */ |
377 |
matthewc |
38 |
return MOUSE_FLAG_BUTTON3; |
378 |
astrand |
64 |
case Button3: /* right */ |
379 |
matthewc |
38 |
return MOUSE_FLAG_BUTTON2; |
380 |
jsorg71 |
67 |
case Button4: /* wheel up */ |
381 |
|
|
return MOUSE_FLAG_BUTTON4; |
382 |
|
|
case Button5: /* wheel down */ |
383 |
|
|
return MOUSE_FLAG_BUTTON5; |
384 |
matthewc |
38 |
} |
385 |
|
|
|
386 |
|
|
return 0; |
387 |
|
|
} |
388 |
astrand |
66 |
|
389 |
|
|
char * |
390 |
matthewc |
190 |
get_ksname(uint32 keysym) |
391 |
astrand |
66 |
{ |
392 |
|
|
char *ksname = NULL; |
393 |
|
|
|
394 |
|
|
if (keysym == NoSymbol) |
395 |
|
|
ksname = "NoSymbol"; |
396 |
|
|
else if (!(ksname = XKeysymToString(keysym))) |
397 |
|
|
ksname = "(no name)"; |
398 |
|
|
|
399 |
|
|
return ksname; |
400 |
|
|
} |
401 |
|
|
|
402 |
|
|
|
403 |
|
|
void |
404 |
|
|
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
405 |
|
|
{ |
406 |
|
|
/* If this key is a modifier, do nothing */ |
407 |
|
|
switch (tr.scancode) |
408 |
|
|
{ |
409 |
|
|
case SCANCODE_CHAR_LSHIFT: |
410 |
|
|
case SCANCODE_CHAR_RSHIFT: |
411 |
|
|
case SCANCODE_CHAR_LCTRL: |
412 |
|
|
case SCANCODE_CHAR_RCTRL: |
413 |
|
|
case SCANCODE_CHAR_LALT: |
414 |
|
|
case SCANCODE_CHAR_RALT: |
415 |
|
|
case SCANCODE_CHAR_LWIN: |
416 |
|
|
case SCANCODE_CHAR_RWIN: |
417 |
|
|
case SCANCODE_CHAR_NUMLOCK: |
418 |
|
|
return; |
419 |
|
|
default: |
420 |
|
|
break; |
421 |
|
|
} |
422 |
|
|
|
423 |
astrand |
183 |
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
424 |
astrand |
66 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
425 |
|
|
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
426 |
|
|
{ |
427 |
|
|
/* The remote modifier state is not correct */ |
428 |
astrand |
183 |
if (MASK_HAS_BITS(tr.modifiers, MapLeftShiftMask)) |
429 |
astrand |
66 |
{ |
430 |
astrand |
183 |
/* Needs left shift. Send down. */ |
431 |
astrand |
82 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
432 |
astrand |
66 |
} |
433 |
astrand |
183 |
else if (MASK_HAS_BITS(tr.modifiers, MapRightShiftMask)) |
434 |
|
|
{ |
435 |
|
|
/* Needs right shift. Send down. */ |
436 |
|
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RSHIFT); |
437 |
|
|
} |
438 |
astrand |
66 |
else |
439 |
|
|
{ |
440 |
astrand |
183 |
/* Should not use this modifier. Send up for shift currently pressed. */ |
441 |
|
|
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask)) |
442 |
|
|
/* Left shift is down */ |
443 |
|
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
444 |
|
|
else |
445 |
|
|
/* Right shift is down */ |
446 |
|
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
447 |
astrand |
66 |
} |
448 |
|
|
} |
449 |
|
|
|
450 |
|
|
/* AltGr */ |
451 |
|
|
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask) |
452 |
|
|
!= MASK_HAS_BITS(remote_modifier_state, MapAltGrMask)) |
453 |
|
|
{ |
454 |
|
|
/* The remote modifier state is not correct */ |
455 |
|
|
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask)) |
456 |
|
|
{ |
457 |
|
|
/* Needs this modifier. Send down. */ |
458 |
astrand |
82 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RALT); |
459 |
astrand |
66 |
} |
460 |
|
|
else |
461 |
|
|
{ |
462 |
|
|
/* Should not use this modifier. Send up. */ |
463 |
astrand |
82 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
464 |
astrand |
66 |
} |
465 |
|
|
} |
466 |
|
|
|
467 |
|
|
/* NumLock */ |
468 |
|
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
469 |
|
|
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
470 |
|
|
{ |
471 |
|
|
/* The remote modifier state is not correct */ |
472 |
astrand |
115 |
uint16 new_remote_state = 0; |
473 |
|
|
|
474 |
astrand |
66 |
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
475 |
|
|
{ |
476 |
astrand |
115 |
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
477 |
|
|
new_remote_state |= KBD_FLAG_NUMLOCK; |
478 |
astrand |
66 |
} |
479 |
|
|
else |
480 |
|
|
{ |
481 |
astrand |
115 |
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
482 |
astrand |
66 |
} |
483 |
astrand |
115 |
|
484 |
|
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
485 |
|
|
update_modifier_state(SCANCODE_CHAR_NUMLOCK, True); |
486 |
astrand |
66 |
} |
487 |
|
|
} |
488 |
|
|
|
489 |
|
|
|
490 |
astrand |
170 |
void |
491 |
matthewc |
203 |
reset_modifier_keys(unsigned int state) |
492 |
astrand |
170 |
{ |
493 |
|
|
/* reset keys */ |
494 |
|
|
uint32 ev_time; |
495 |
|
|
ev_time = time(NULL); |
496 |
|
|
|
497 |
matthewc |
203 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) && !get_key_state(state, XK_Shift_L)) |
498 |
astrand |
170 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
499 |
|
|
|
500 |
matthewc |
203 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) && !get_key_state(state, XK_Shift_R)) |
501 |
astrand |
170 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
502 |
|
|
|
503 |
matthewc |
203 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) && !get_key_state(state, XK_Control_L)) |
504 |
astrand |
170 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
505 |
|
|
|
506 |
matthewc |
203 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) && !get_key_state(state, XK_Control_R)) |
507 |
astrand |
170 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
508 |
|
|
|
509 |
matthewc |
203 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
510 |
astrand |
170 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
511 |
|
|
|
512 |
|
|
if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
513 |
matthewc |
203 |
!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch)) |
514 |
astrand |
170 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
515 |
|
|
} |
516 |
|
|
|
517 |
|
|
|
518 |
astrand |
66 |
static void |
519 |
matthewc |
203 |
update_modifier_state(uint8 scancode, BOOL pressed) |
520 |
astrand |
66 |
{ |
521 |
astrand |
113 |
#ifdef WITH_DEBUG_KBD |
522 |
|
|
uint16 old_modifier_state; |
523 |
astrand |
66 |
|
524 |
astrand |
113 |
old_modifier_state = remote_modifier_state; |
525 |
|
|
#endif |
526 |
|
|
|
527 |
matthewc |
203 |
switch (scancode) |
528 |
astrand |
66 |
{ |
529 |
|
|
case SCANCODE_CHAR_LSHIFT: |
530 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
531 |
astrand |
66 |
break; |
532 |
|
|
case SCANCODE_CHAR_RSHIFT: |
533 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightShiftMask, pressed); |
534 |
astrand |
66 |
break; |
535 |
|
|
case SCANCODE_CHAR_LCTRL: |
536 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftCtrlMask, pressed); |
537 |
astrand |
66 |
break; |
538 |
|
|
case SCANCODE_CHAR_RCTRL: |
539 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightCtrlMask, pressed); |
540 |
astrand |
66 |
break; |
541 |
|
|
case SCANCODE_CHAR_LALT: |
542 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftAltMask, pressed); |
543 |
astrand |
66 |
break; |
544 |
|
|
case SCANCODE_CHAR_RALT: |
545 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightAltMask, pressed); |
546 |
astrand |
66 |
break; |
547 |
|
|
case SCANCODE_CHAR_LWIN: |
548 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftWinMask, pressed); |
549 |
astrand |
66 |
break; |
550 |
|
|
case SCANCODE_CHAR_RWIN: |
551 |
astrand |
82 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightWinMask, pressed); |
552 |
astrand |
66 |
break; |
553 |
|
|
case SCANCODE_CHAR_NUMLOCK: |
554 |
|
|
/* KeyReleases for NumLocks are sent immediately. Toggle the |
555 |
|
|
modifier state only on Keypress */ |
556 |
|
|
if (pressed) |
557 |
|
|
{ |
558 |
|
|
BOOL newNumLockState; |
559 |
|
|
newNumLockState = |
560 |
|
|
(MASK_HAS_BITS |
561 |
astrand |
82 |
(remote_modifier_state, MapNumLockMask) == False); |
562 |
astrand |
66 |
MASK_CHANGE_BIT(remote_modifier_state, |
563 |
astrand |
82 |
MapNumLockMask, newNumLockState); |
564 |
astrand |
66 |
} |
565 |
|
|
break; |
566 |
|
|
} |
567 |
|
|
|
568 |
astrand |
113 |
#ifdef WITH_DEBUG_KBD |
569 |
|
|
if (old_modifier_state != remote_modifier_state) |
570 |
|
|
{ |
571 |
|
|
DEBUG_KBD(("Before updating modifier_state:0x%x, pressed=0x%x\n", |
572 |
|
|
old_modifier_state, pressed)); |
573 |
|
|
DEBUG_KBD(("After updating modifier_state:0x%x\n", remote_modifier_state)); |
574 |
|
|
} |
575 |
|
|
#endif |
576 |
|
|
|
577 |
astrand |
66 |
} |
578 |
|
|
|
579 |
|
|
/* Send keyboard input */ |
580 |
|
|
void |
581 |
matthewc |
203 |
rdp_send_scancode(uint32 time, uint16 flags, uint8 scancode) |
582 |
astrand |
66 |
{ |
583 |
|
|
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
584 |
|
|
|
585 |
|
|
if (scancode & SCANCODE_EXTENDED) |
586 |
|
|
{ |
587 |
astrand |
84 |
DEBUG_KBD(("Sending extended scancode=0x%x, flags=0x%x\n", |
588 |
|
|
scancode & ~SCANCODE_EXTENDED, flags)); |
589 |
astrand |
66 |
rdp_send_input(time, RDP_INPUT_SCANCODE, flags | KBD_FLAG_EXT, |
590 |
|
|
scancode & ~SCANCODE_EXTENDED, 0); |
591 |
|
|
} |
592 |
|
|
else |
593 |
|
|
{ |
594 |
astrand |
85 |
DEBUG_KBD(("Sending scancode=0x%x, flags=0x%x\n", scancode, flags)); |
595 |
|
|
rdp_send_input(time, RDP_INPUT_SCANCODE, flags, scancode, 0); |
596 |
astrand |
66 |
} |
597 |
|
|
} |