1 |
/* |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X keyboard mapping |
User interface services - X keyboard mapping |
4 |
Copyright (C) Matthew Chapman 1999-2001 |
|
5 |
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Copyright (C) Matthew Chapman 1999-2005 |
6 |
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Copyright (C) Peter Astrand <peter@cendio.se> 2003 |
7 |
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|
8 |
This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
9 |
it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
14 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 |
GNU General Public License for more details. |
GNU General Public License for more details. |
17 |
|
|
18 |
You should have received a copy of the GNU General Public License |
You should have received a copy of the GNU General Public License |
19 |
along with this program; if not, write to the Free Software |
along with this program; if not, write to the Free Software |
20 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 |
*/ |
*/ |
22 |
|
|
23 |
|
#ifdef RDP2VNC |
24 |
|
#include "vnc/x11stubs.h" |
25 |
|
#else |
26 |
#include <X11/Xlib.h> |
#include <X11/Xlib.h> |
27 |
#include <X11/keysym.h> |
#include <X11/keysym.h> |
28 |
#include <stdio.h> |
#endif |
29 |
#include <stdlib.h> |
|
|
#include <string.h> |
|
30 |
#include <ctype.h> |
#include <ctype.h> |
31 |
#include <limits.h> |
#include <limits.h> |
32 |
|
#include <time.h> |
33 |
#include "rdesktop.h" |
#include "rdesktop.h" |
34 |
#include "scancodes.h" |
#include "scancodes.h" |
35 |
|
|
36 |
#define KEYMAP_SIZE 4096 |
#define KEYMAP_SIZE 0xffff+1 |
37 |
#define KEYMAP_MASK (KEYMAP_SIZE - 1) |
#define KEYMAP_MASK 0xffff |
38 |
#define KEYMAP_MAX_LINE_LENGTH 80 |
#define KEYMAP_MAX_LINE_LENGTH 80 |
39 |
|
|
40 |
extern Display *display; |
extern Display *g_display; |
41 |
|
extern Window g_wnd; |
42 |
extern char keymapname[16]; |
extern char keymapname[16]; |
43 |
extern int keylayout; |
extern int g_keylayout; |
44 |
extern BOOL enable_compose; |
extern int g_win_button_size; |
45 |
|
extern BOOL g_enable_compose; |
46 |
|
extern BOOL g_use_rdp5; |
47 |
|
extern BOOL g_numlock_sync; |
48 |
|
|
49 |
static key_translation keymap[KEYMAP_SIZE]; |
static BOOL keymap_loaded; |
50 |
|
static key_translation *keymap[KEYMAP_SIZE]; |
51 |
static int min_keycode; |
static int min_keycode; |
52 |
static uint16 remote_modifier_state = 0; |
static uint16 remote_modifier_state = 0; |
53 |
|
static uint16 saved_remote_modifier_state = 0; |
54 |
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|
55 |
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static void update_modifier_state(uint8 scancode, BOOL pressed); |
56 |
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|
57 |
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/* Free key_translation structure, included linked list */ |
58 |
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void |
59 |
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free_key_translation(key_translation * ptr) |
60 |
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{ |
61 |
|
key_translation *next; |
62 |
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|
63 |
static void update_modifier_state(uint16 modifiers, BOOL pressed); |
while (ptr) |
64 |
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{ |
65 |
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next = ptr->next; |
66 |
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xfree(ptr); |
67 |
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ptr = next; |
68 |
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} |
69 |
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} |
70 |
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|
71 |
static void |
static void |
72 |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
73 |
{ |
{ |
74 |
KeySym keysym; |
KeySym keysym; |
75 |
|
key_translation *tr; |
76 |
|
|
77 |
keysym = XStringToKeysym(keyname); |
keysym = XStringToKeysym(keyname); |
78 |
if (keysym == NoSymbol) |
if (keysym == NoSymbol) |
79 |
{ |
{ |
80 |
error("Bad keysym %s in keymap %s\n", keyname, mapname); |
DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring)\n", keyname, mapname)); |
81 |
return; |
return; |
82 |
} |
} |
83 |
|
|
84 |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
85 |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
86 |
|
|
87 |
keymap[keysym & KEYMAP_MASK].scancode = scancode; |
tr = (key_translation *) xmalloc(sizeof(key_translation)); |
88 |
keymap[keysym & KEYMAP_MASK].modifiers = modifiers; |
memset(tr, 0, sizeof(key_translation)); |
89 |
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tr->scancode = scancode; |
90 |
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tr->modifiers = modifiers; |
91 |
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free_key_translation(keymap[keysym & KEYMAP_MASK]); |
92 |
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keymap[keysym & KEYMAP_MASK] = tr; |
93 |
|
|
94 |
return; |
return; |
95 |
} |
} |
96 |
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|
97 |
|
static void |
98 |
|
add_sequence(char *rest, char *mapname) |
99 |
|
{ |
100 |
|
KeySym keysym; |
101 |
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key_translation *tr, **prev_next; |
102 |
|
size_t chars; |
103 |
|
char keyname[KEYMAP_MAX_LINE_LENGTH]; |
104 |
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|
105 |
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/* Skip over whitespace after the sequence keyword */ |
106 |
|
chars = strspn(rest, " \t"); |
107 |
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rest += chars; |
108 |
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|
109 |
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/* Fetch the keysym name */ |
110 |
|
chars = strcspn(rest, " \t\0"); |
111 |
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STRNCPY(keyname, rest, chars + 1); |
112 |
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rest += chars; |
113 |
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|
114 |
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keysym = XStringToKeysym(keyname); |
115 |
|
if (keysym == NoSymbol) |
116 |
|
{ |
117 |
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DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring line)\n", keyname, mapname)); |
118 |
|
return; |
119 |
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} |
120 |
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|
121 |
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|
122 |
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DEBUG_KBD(("Adding sequence for keysym (0x%lx, %s) -> ", keysym, keyname)); |
123 |
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|
124 |
|
free_key_translation(keymap[keysym & KEYMAP_MASK]); |
125 |
|
prev_next = &keymap[keysym & KEYMAP_MASK]; |
126 |
|
|
127 |
|
while (*rest) |
128 |
|
{ |
129 |
|
/* Skip whitespace */ |
130 |
|
chars = strspn(rest, " \t"); |
131 |
|
rest += chars; |
132 |
|
|
133 |
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/* Fetch the keysym name */ |
134 |
|
chars = strcspn(rest, " \t\0"); |
135 |
|
STRNCPY(keyname, rest, chars + 1); |
136 |
|
rest += chars; |
137 |
|
|
138 |
|
keysym = XStringToKeysym(keyname); |
139 |
|
if (keysym == NoSymbol) |
140 |
|
{ |
141 |
|
DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring line)\n", keyname, |
142 |
|
mapname)); |
143 |
|
return; |
144 |
|
} |
145 |
|
|
146 |
|
/* Allocate space for key_translation structure */ |
147 |
|
tr = (key_translation *) xmalloc(sizeof(key_translation)); |
148 |
|
memset(tr, 0, sizeof(key_translation)); |
149 |
|
*prev_next = tr; |
150 |
|
prev_next = &tr->next; |
151 |
|
tr->seq_keysym = keysym; |
152 |
|
|
153 |
|
DEBUG_KBD(("0x%x, ", (unsigned int) keysym)); |
154 |
|
} |
155 |
|
DEBUG_KBD(("\n")); |
156 |
|
} |
157 |
|
|
158 |
static BOOL |
static BOOL |
159 |
xkeymap_read(char *mapname) |
xkeymap_read(char *mapname) |
160 |
{ |
{ |
161 |
FILE *fp; |
FILE *fp; |
162 |
char line[KEYMAP_MAX_LINE_LENGTH], path[PATH_MAX]; |
char line[KEYMAP_MAX_LINE_LENGTH]; |
163 |
|
char path[PATH_MAX], inplace_path[PATH_MAX]; |
164 |
unsigned int line_num = 0; |
unsigned int line_num = 0; |
165 |
unsigned int line_length = 0; |
unsigned int line_length = 0; |
166 |
char *keyname, *p; |
char *keyname, *p; |
175 |
fp = fopen(path, "r"); |
fp = fopen(path, "r"); |
176 |
if (fp == NULL) |
if (fp == NULL) |
177 |
{ |
{ |
178 |
error("Failed to open keymap %s\n", path); |
/* in case we are running from the source tree */ |
179 |
return False; |
strcpy(inplace_path, "keymaps/"); |
180 |
|
strncat(inplace_path, mapname, sizeof(inplace_path) - sizeof("keymaps/")); |
181 |
|
|
182 |
|
fp = fopen(inplace_path, "r"); |
183 |
|
if (fp == NULL) |
184 |
|
{ |
185 |
|
error("Failed to open keymap %s\n", path); |
186 |
|
return False; |
187 |
|
} |
188 |
} |
} |
189 |
|
|
190 |
/* FIXME: More tolerant on white space */ |
/* FIXME: More tolerant on white space */ |
216 |
/* map */ |
/* map */ |
217 |
if (strncmp(line, "map ", 4) == 0) |
if (strncmp(line, "map ", 4) == 0) |
218 |
{ |
{ |
219 |
keylayout = strtol(line + 4, NULL, 16); |
g_keylayout = strtol(line + 4, NULL, 16); |
220 |
DEBUG_KBD(("Keylayout 0x%x\n", keylayout)); |
DEBUG_KBD(("Keylayout 0x%x\n", g_keylayout)); |
221 |
continue; |
continue; |
222 |
} |
} |
223 |
|
|
225 |
if (strncmp(line, "enable_compose", 15) == 0) |
if (strncmp(line, "enable_compose", 15) == 0) |
226 |
{ |
{ |
227 |
DEBUG_KBD(("Enabling compose handling\n")); |
DEBUG_KBD(("Enabling compose handling\n")); |
228 |
enable_compose = True; |
g_enable_compose = True; |
229 |
|
continue; |
230 |
|
} |
231 |
|
|
232 |
|
/* sequence */ |
233 |
|
if (strncmp(line, "sequence", 8) == 0) |
234 |
|
{ |
235 |
|
add_sequence(line + 8, mapname); |
236 |
continue; |
continue; |
237 |
} |
} |
238 |
|
|
283 |
MASK_ADD_BITS(modifiers, MapLocalStateMask); |
MASK_ADD_BITS(modifiers, MapLocalStateMask); |
284 |
} |
} |
285 |
|
|
286 |
|
if (strstr(line_rest, "inhibit")) |
287 |
|
{ |
288 |
|
MASK_ADD_BITS(modifiers, MapInhibitMask); |
289 |
|
} |
290 |
|
|
291 |
add_to_keymap(keyname, scancode, modifiers, mapname); |
add_to_keymap(keyname, scancode, modifiers, mapname); |
292 |
|
|
293 |
if (strstr(line_rest, "addupper")) |
if (strstr(line_rest, "addupper")) |
295 |
/* Automatically add uppercase key, with same modifiers |
/* Automatically add uppercase key, with same modifiers |
296 |
plus shift */ |
plus shift */ |
297 |
for (p = keyname; *p; p++) |
for (p = keyname; *p; p++) |
298 |
*p = toupper(*p); |
*p = toupper((int) *p); |
299 |
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
300 |
add_to_keymap(keyname, scancode, modifiers, mapname); |
add_to_keymap(keyname, scancode, modifiers, mapname); |
301 |
} |
} |
308 |
|
|
309 |
/* Before connecting and creating UI */ |
/* Before connecting and creating UI */ |
310 |
void |
void |
311 |
xkeymap_init1(void) |
xkeymap_init(void) |
312 |
{ |
{ |
313 |
int i; |
unsigned int max_keycode; |
314 |
|
char *mapname_ptr; |
315 |
|
|
316 |
/* Zeroing keymap */ |
/* Make keymapname lowercase */ |
317 |
for (i = 0; i < KEYMAP_SIZE; i++) |
mapname_ptr = keymapname; |
318 |
|
while (*mapname_ptr) |
319 |
{ |
{ |
320 |
keymap[i].scancode = 0; |
*mapname_ptr = tolower((int) *mapname_ptr); |
321 |
keymap[i].modifiers = 0; |
mapname_ptr++; |
322 |
} |
} |
323 |
|
|
324 |
if (strcmp(keymapname, "none")) |
if (strcmp(keymapname, "none")) |
325 |
{ |
{ |
326 |
xkeymap_read(keymapname); |
if (xkeymap_read(keymapname)) |
327 |
|
keymap_loaded = True; |
328 |
} |
} |
329 |
|
|
330 |
|
XDisplayKeycodes(g_display, &min_keycode, (int *) &max_keycode); |
331 |
} |
} |
332 |
|
|
333 |
/* After connecting and creating UI */ |
static void |
334 |
void |
send_winkey(uint32 ev_time, BOOL pressed, BOOL leftkey) |
|
xkeymap_init2(void) |
|
|
{ |
|
|
unsigned int max_keycode; |
|
|
XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode); |
|
|
} |
|
|
|
|
|
|
|
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key_translation |
|
|
xkeymap_translate_key(KeySym keysym, unsigned int keycode, unsigned int state) |
|
335 |
{ |
{ |
336 |
key_translation tr = { 0, 0 }; |
uint8 winkey; |
337 |
|
|
338 |
tr = keymap[keysym & KEYMAP_MASK]; |
if (leftkey) |
339 |
|
winkey = SCANCODE_CHAR_LWIN; |
340 |
|
else |
341 |
|
winkey = SCANCODE_CHAR_RWIN; |
342 |
|
|
343 |
if (tr.modifiers & MapLocalStateMask) |
if (pressed) |
344 |
{ |
{ |
345 |
/* The modifiers to send for this key should be obtained |
if (g_use_rdp5) |
|
from the local state. Currently, only shift is implemented. */ |
|
|
if (state & ShiftMask) |
|
346 |
{ |
{ |
347 |
tr.modifiers = MapLeftShiftMask; |
rdp_send_scancode(ev_time, RDP_KEYPRESS, winkey); |
348 |
|
} |
349 |
|
else |
350 |
|
{ |
351 |
|
/* RDP4 doesn't support winkey. Fake with Ctrl-Esc */ |
352 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
353 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
354 |
} |
} |
355 |
} |
} |
356 |
|
else |
357 |
|
{ |
358 |
|
/* key released */ |
359 |
|
if (g_use_rdp5) |
360 |
|
{ |
361 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, winkey); |
362 |
|
} |
363 |
|
else |
364 |
|
{ |
365 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
366 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
367 |
|
} |
368 |
|
} |
369 |
|
} |
370 |
|
|
371 |
if (tr.scancode != 0) |
static void |
372 |
|
reset_winkey(uint32 ev_time) |
373 |
|
{ |
374 |
|
if (g_use_rdp5) |
375 |
{ |
{ |
376 |
DEBUG_KBD |
/* For some reason, it seems to suffice to release |
377 |
(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
*either* the left or right winkey. */ |
378 |
tr.scancode, tr.modifiers)); |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LWIN); |
|
return tr; |
|
379 |
} |
} |
380 |
|
} |
381 |
|
|
382 |
fprintf(stderr, "No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
/* Handles, for example, multi-scancode keypresses (which is not |
383 |
|
possible via keymap-files) */ |
384 |
|
BOOL |
385 |
|
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
386 |
|
{ |
387 |
|
switch (keysym) |
388 |
|
{ |
389 |
|
case XK_Return: |
390 |
|
if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
391 |
|
&& (get_key_state(state, XK_Control_L) |
392 |
|
|| get_key_state(state, XK_Control_R))) |
393 |
|
{ |
394 |
|
/* Ctrl-Alt-Enter: toggle full screen */ |
395 |
|
if (pressed) |
396 |
|
xwin_toggle_fullscreen(); |
397 |
|
return True; |
398 |
|
} |
399 |
|
break; |
400 |
|
|
401 |
/* not in keymap, try to interpret the raw scancode */ |
case XK_Break: |
402 |
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
/* Send Break sequence E0 46 E0 C6 */ |
403 |
|
if (pressed) |
404 |
|
{ |
405 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
406 |
|
(SCANCODE_EXTENDED | 0x46)); |
407 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
408 |
|
(SCANCODE_EXTENDED | 0xc6)); |
409 |
|
} |
410 |
|
/* No release sequence */ |
411 |
|
return True; |
412 |
|
break; |
413 |
|
|
414 |
|
case XK_Pause: |
415 |
|
/* According to MS Keyboard Scan Code |
416 |
|
Specification, pressing Pause should result |
417 |
|
in E1 1D 45 E1 9D C5. I'm not exactly sure |
418 |
|
of how this is supposed to be sent via |
419 |
|
RDP. The code below seems to work, but with |
420 |
|
the side effect that Left Ctrl stays |
421 |
|
down. Therefore, we release it when Pause |
422 |
|
is released. */ |
423 |
|
if (pressed) |
424 |
|
{ |
425 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
426 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
427 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
428 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
429 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
430 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
431 |
|
} |
432 |
|
else |
433 |
|
{ |
434 |
|
/* Release Left Ctrl */ |
435 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, |
436 |
|
0x1d, 0); |
437 |
|
} |
438 |
|
return True; |
439 |
|
break; |
440 |
|
|
441 |
|
case XK_Meta_L: /* Windows keys */ |
442 |
|
case XK_Super_L: |
443 |
|
case XK_Hyper_L: |
444 |
|
send_winkey(ev_time, pressed, True); |
445 |
|
return True; |
446 |
|
break; |
447 |
|
|
448 |
|
case XK_Meta_R: |
449 |
|
case XK_Super_R: |
450 |
|
case XK_Hyper_R: |
451 |
|
send_winkey(ev_time, pressed, False); |
452 |
|
return True; |
453 |
|
break; |
454 |
|
|
455 |
|
case XK_space: |
456 |
|
/* Prevent access to the Windows system menu in single app mode */ |
457 |
|
if (g_win_button_size |
458 |
|
&& (get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R))) |
459 |
|
return True; |
460 |
|
break; |
461 |
|
|
462 |
|
case XK_Num_Lock: |
463 |
|
/* Synchronize on key release */ |
464 |
|
if (g_numlock_sync && !pressed) |
465 |
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, |
466 |
|
ui_get_numlock_state(read_keyboard_state()), 0); |
467 |
|
|
468 |
|
/* Inhibit */ |
469 |
|
return True; |
470 |
|
break; |
471 |
|
|
472 |
|
} |
473 |
|
return False; |
474 |
|
} |
475 |
|
|
476 |
|
|
477 |
|
key_translation |
478 |
|
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
479 |
|
{ |
480 |
|
key_translation tr = { 0, 0, 0, 0 }; |
481 |
|
key_translation *ptr; |
482 |
|
|
483 |
|
ptr = keymap[keysym & KEYMAP_MASK]; |
484 |
|
if (ptr) |
485 |
{ |
{ |
486 |
tr.scancode = keycode - min_keycode; |
tr = *ptr; |
487 |
fprintf(stderr, "Sending guessed scancode 0x%x\n", tr.scancode); |
if (tr.seq_keysym == 0) /* Normal scancode translation */ |
488 |
|
{ |
489 |
|
if (tr.modifiers & MapInhibitMask) |
490 |
|
{ |
491 |
|
DEBUG_KBD(("Inhibiting key\n")); |
492 |
|
tr.scancode = 0; |
493 |
|
return tr; |
494 |
|
} |
495 |
|
|
496 |
|
if (tr.modifiers & MapLocalStateMask) |
497 |
|
{ |
498 |
|
/* The modifiers to send for this key should be obtained |
499 |
|
from the local state. Currently, only shift is implemented. */ |
500 |
|
if (state & ShiftMask) |
501 |
|
{ |
502 |
|
tr.modifiers = MapLeftShiftMask; |
503 |
|
} |
504 |
|
} |
505 |
|
|
506 |
|
if ((tr.modifiers & MapLeftShiftMask) |
507 |
|
&& ((remote_modifier_state & MapLeftCtrlMask) |
508 |
|
|| (remote_modifier_state & MapRightCtrlMask)) |
509 |
|
&& get_key_state(state, XK_Caps_Lock)) |
510 |
|
{ |
511 |
|
DEBUG_KBD(("CapsLock + Ctrl pressed, releasing LeftShift\n")); |
512 |
|
tr.modifiers ^= MapLeftShiftMask; |
513 |
|
} |
514 |
|
|
515 |
|
DEBUG_KBD(("Found scancode translation, scancode=0x%x, modifiers=0x%x\n", |
516 |
|
tr.scancode, tr.modifiers)); |
517 |
|
} |
518 |
} |
} |
519 |
else |
else |
520 |
{ |
{ |
521 |
fprintf(stderr, "No good guess for keycode 0x%x found\n", keycode); |
if (keymap_loaded) |
522 |
|
warning("No translation for (keysym 0x%lx, %s)\n", keysym, |
523 |
|
get_ksname(keysym)); |
524 |
|
|
525 |
|
/* not in keymap, try to interpret the raw scancode */ |
526 |
|
if (((int) keycode >= min_keycode) && (keycode <= 0x60)) |
527 |
|
{ |
528 |
|
tr.scancode = keycode - min_keycode; |
529 |
|
|
530 |
|
/* The modifiers to send for this key should be |
531 |
|
obtained from the local state. Currently, only |
532 |
|
shift is implemented. */ |
533 |
|
if (state & ShiftMask) |
534 |
|
{ |
535 |
|
tr.modifiers = MapLeftShiftMask; |
536 |
|
} |
537 |
|
|
538 |
|
DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
539 |
|
} |
540 |
|
else |
541 |
|
{ |
542 |
|
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
543 |
|
} |
544 |
} |
} |
545 |
|
|
546 |
return tr; |
return tr; |
547 |
} |
} |
548 |
|
|
549 |
|
void |
550 |
|
xkeymap_send_keys(uint32 keysym, unsigned int keycode, unsigned int state, uint32 ev_time, |
551 |
|
BOOL pressed) |
552 |
|
{ |
553 |
|
key_translation tr, *ptr; |
554 |
|
tr = xkeymap_translate_key(keysym, keycode, state); |
555 |
|
|
556 |
|
if (tr.seq_keysym == 0) |
557 |
|
{ |
558 |
|
/* Scancode translation */ |
559 |
|
if (tr.scancode == 0) |
560 |
|
return; |
561 |
|
|
562 |
|
if (pressed) |
563 |
|
{ |
564 |
|
save_remote_modifiers(tr.scancode); |
565 |
|
ensure_remote_modifiers(ev_time, tr); |
566 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
567 |
|
restore_remote_modifiers(ev_time, tr.scancode); |
568 |
|
} |
569 |
|
else |
570 |
|
{ |
571 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
572 |
|
} |
573 |
|
return; |
574 |
|
} |
575 |
|
|
576 |
|
/* Sequence, only on key down */ |
577 |
|
if (pressed) |
578 |
|
{ |
579 |
|
ptr = &tr; |
580 |
|
do |
581 |
|
{ |
582 |
|
DEBUG_KBD(("Handling sequence element, keysym=0x%x\n", |
583 |
|
(unsigned int) ptr->seq_keysym)); |
584 |
|
xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, True); |
585 |
|
xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, False); |
586 |
|
ptr = ptr->next; |
587 |
|
} |
588 |
|
while (ptr); |
589 |
|
} |
590 |
|
} |
591 |
|
|
592 |
uint16 |
uint16 |
593 |
xkeymap_translate_button(unsigned int button) |
xkeymap_translate_button(unsigned int button) |
594 |
{ |
{ |
610 |
} |
} |
611 |
|
|
612 |
char * |
char * |
613 |
get_ksname(KeySym keysym) |
get_ksname(uint32 keysym) |
614 |
{ |
{ |
615 |
char *ksname = NULL; |
char *ksname = NULL; |
616 |
|
|
622 |
return ksname; |
return ksname; |
623 |
} |
} |
624 |
|
|
625 |
BOOL |
static BOOL |
626 |
inhibit_key(KeySym keysym) |
is_modifier(uint8 scancode) |
627 |
{ |
{ |
628 |
switch (keysym) |
switch (scancode) |
629 |
{ |
{ |
630 |
case XK_Caps_Lock: |
case SCANCODE_CHAR_LSHIFT: |
631 |
return True; |
case SCANCODE_CHAR_RSHIFT: |
632 |
break; |
case SCANCODE_CHAR_LCTRL: |
633 |
case XK_Multi_key: |
case SCANCODE_CHAR_RCTRL: |
634 |
return True; |
case SCANCODE_CHAR_LALT: |
635 |
break; |
case SCANCODE_CHAR_RALT: |
636 |
case XK_Num_Lock: |
case SCANCODE_CHAR_LWIN: |
637 |
|
case SCANCODE_CHAR_RWIN: |
638 |
|
case SCANCODE_CHAR_NUMLOCK: |
639 |
return True; |
return True; |
|
break; |
|
640 |
default: |
default: |
641 |
break; |
break; |
642 |
} |
} |
644 |
} |
} |
645 |
|
|
646 |
void |
void |
647 |
|
save_remote_modifiers(uint8 scancode) |
648 |
|
{ |
649 |
|
if (is_modifier(scancode)) |
650 |
|
return; |
651 |
|
|
652 |
|
saved_remote_modifier_state = remote_modifier_state; |
653 |
|
} |
654 |
|
|
655 |
|
void |
656 |
|
restore_remote_modifiers(uint32 ev_time, uint8 scancode) |
657 |
|
{ |
658 |
|
key_translation dummy; |
659 |
|
|
660 |
|
if (is_modifier(scancode)) |
661 |
|
return; |
662 |
|
|
663 |
|
dummy.scancode = 0; |
664 |
|
dummy.modifiers = saved_remote_modifier_state; |
665 |
|
ensure_remote_modifiers(ev_time, dummy); |
666 |
|
} |
667 |
|
|
668 |
|
void |
669 |
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
670 |
{ |
{ |
671 |
/* If this key is a modifier, do nothing */ |
/* If this key is a modifier, do nothing */ |
672 |
switch (tr.scancode) |
if (is_modifier(tr.scancode)) |
673 |
|
return; |
674 |
|
|
675 |
|
if (!g_numlock_sync) |
676 |
{ |
{ |
677 |
case SCANCODE_CHAR_LSHIFT: |
/* NumLock */ |
678 |
case SCANCODE_CHAR_RSHIFT: |
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
679 |
case SCANCODE_CHAR_LCTRL: |
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
680 |
case SCANCODE_CHAR_RCTRL: |
{ |
681 |
case SCANCODE_CHAR_LALT: |
/* The remote modifier state is not correct */ |
682 |
case SCANCODE_CHAR_RALT: |
uint16 new_remote_state; |
683 |
case SCANCODE_CHAR_LWIN: |
|
684 |
case SCANCODE_CHAR_RWIN: |
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
685 |
case SCANCODE_CHAR_NUMLOCK: |
{ |
686 |
return; |
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
687 |
default: |
new_remote_state = KBD_FLAG_NUMLOCK; |
688 |
break; |
remote_modifier_state = MapNumLockMask; |
689 |
|
} |
690 |
|
else |
691 |
|
{ |
692 |
|
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
693 |
|
new_remote_state = 0; |
694 |
|
remote_modifier_state = 0; |
695 |
|
} |
696 |
|
|
697 |
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
698 |
|
} |
699 |
} |
} |
700 |
|
|
701 |
/* Shift */ |
|
702 |
|
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
703 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
704 |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
705 |
{ |
{ |
706 |
/* The remote modifier state is not correct */ |
/* The remote modifier state is not correct */ |
707 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask)) |
if (MASK_HAS_BITS(tr.modifiers, MapLeftShiftMask)) |
708 |
{ |
{ |
709 |
/* Needs this modifier. Send down. */ |
/* Needs left shift. Send down. */ |
710 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
711 |
} |
} |
712 |
|
else if (MASK_HAS_BITS(tr.modifiers, MapRightShiftMask)) |
713 |
|
{ |
714 |
|
/* Needs right shift. Send down. */ |
715 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RSHIFT); |
716 |
|
} |
717 |
else |
else |
718 |
{ |
{ |
719 |
/* Should not use this modifier. Send up. */ |
/* Should not use this modifier. Send up for shift currently pressed. */ |
720 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask)) |
721 |
|
/* Left shift is down */ |
722 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
723 |
|
else |
724 |
|
/* Right shift is down */ |
725 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
726 |
} |
} |
727 |
} |
} |
728 |
|
|
743 |
} |
} |
744 |
} |
} |
745 |
|
|
|
/* NumLock */ |
|
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
|
|
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
|
|
{ |
|
|
/* The remote modifier state is not correct */ |
|
|
uint16 new_remote_state = 0; |
|
746 |
|
|
747 |
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
} |
|
{ |
|
|
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
|
|
new_remote_state |= KBD_FLAG_NUMLOCK; |
|
|
} |
|
|
else |
|
|
{ |
|
|
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
|
|
} |
|
748 |
|
|
749 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
|
750 |
update_modifier_state(SCANCODE_CHAR_NUMLOCK, True); |
unsigned int |
751 |
} |
read_keyboard_state() |
752 |
|
{ |
753 |
|
#ifdef RDP2VNC |
754 |
|
return 0; |
755 |
|
#else |
756 |
|
unsigned int state; |
757 |
|
Window wdummy; |
758 |
|
int dummy; |
759 |
|
|
760 |
|
XQueryPointer(g_display, g_wnd, &wdummy, &wdummy, &dummy, &dummy, &dummy, &dummy, &state); |
761 |
|
return state; |
762 |
|
#endif |
763 |
|
} |
764 |
|
|
765 |
|
|
766 |
|
uint16 |
767 |
|
ui_get_numlock_state(unsigned int state) |
768 |
|
{ |
769 |
|
uint16 numlock_state = 0; |
770 |
|
|
771 |
|
if (get_key_state(state, XK_Num_Lock)) |
772 |
|
numlock_state = KBD_FLAG_NUMLOCK; |
773 |
|
|
774 |
|
return numlock_state; |
775 |
|
} |
776 |
|
|
777 |
|
|
778 |
|
void |
779 |
|
reset_modifier_keys() |
780 |
|
{ |
781 |
|
unsigned int state = read_keyboard_state(); |
782 |
|
|
783 |
|
/* reset keys */ |
784 |
|
uint32 ev_time; |
785 |
|
ev_time = time(NULL); |
786 |
|
|
787 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) |
788 |
|
&& !get_key_state(state, XK_Shift_L)) |
789 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
790 |
|
|
791 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) |
792 |
|
&& !get_key_state(state, XK_Shift_R)) |
793 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
794 |
|
|
795 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) |
796 |
|
&& !get_key_state(state, XK_Control_L)) |
797 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
798 |
|
|
799 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) |
800 |
|
&& !get_key_state(state, XK_Control_R)) |
801 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
802 |
|
|
803 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
804 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
805 |
|
|
806 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
807 |
|
!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch) |
808 |
|
&& !get_key_state(state, XK_ISO_Level3_Shift)) |
809 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
810 |
|
|
811 |
|
reset_winkey(ev_time); |
812 |
|
|
813 |
|
if (g_numlock_sync) |
814 |
|
rdp_send_input(ev_time, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(state), 0); |
815 |
} |
} |
816 |
|
|
817 |
|
|
818 |
static void |
static void |
819 |
update_modifier_state(uint16 modifiers, BOOL pressed) |
update_modifier_state(uint8 scancode, BOOL pressed) |
820 |
{ |
{ |
821 |
#ifdef WITH_DEBUG_KBD |
#ifdef WITH_DEBUG_KBD |
822 |
uint16 old_modifier_state; |
uint16 old_modifier_state; |
824 |
old_modifier_state = remote_modifier_state; |
old_modifier_state = remote_modifier_state; |
825 |
#endif |
#endif |
826 |
|
|
827 |
switch (modifiers) |
switch (scancode) |
828 |
{ |
{ |
829 |
case SCANCODE_CHAR_LSHIFT: |
case SCANCODE_CHAR_LSHIFT: |
830 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
853 |
case SCANCODE_CHAR_NUMLOCK: |
case SCANCODE_CHAR_NUMLOCK: |
854 |
/* KeyReleases for NumLocks are sent immediately. Toggle the |
/* KeyReleases for NumLocks are sent immediately. Toggle the |
855 |
modifier state only on Keypress */ |
modifier state only on Keypress */ |
856 |
if (pressed) |
if (pressed && !g_numlock_sync) |
857 |
{ |
{ |
858 |
BOOL newNumLockState; |
BOOL newNumLockState; |
859 |
newNumLockState = |
newNumLockState = |
862 |
MASK_CHANGE_BIT(remote_modifier_state, |
MASK_CHANGE_BIT(remote_modifier_state, |
863 |
MapNumLockMask, newNumLockState); |
MapNumLockMask, newNumLockState); |
864 |
} |
} |
|
break; |
|
865 |
} |
} |
866 |
|
|
867 |
#ifdef WITH_DEBUG_KBD |
#ifdef WITH_DEBUG_KBD |
877 |
|
|
878 |
/* Send keyboard input */ |
/* Send keyboard input */ |
879 |
void |
void |
880 |
rdp_send_scancode(uint32 time, uint16 flags, uint16 scancode) |
rdp_send_scancode(uint32 time, uint16 flags, uint8 scancode) |
881 |
{ |
{ |
882 |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
883 |
|
|