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 |
|
Copyright (C) Peter Astrand <peter@cendio.se> 2003 |
7 |
|
|
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 <string.h> |
34 |
#include "rdesktop.h" |
#include "rdesktop.h" |
35 |
#include "scancodes.h" |
#include "scancodes.h" |
36 |
|
|
37 |
#define KEYMAP_SIZE 4096 |
#define KEYMAP_SIZE 0xffff+1 |
38 |
#define KEYMAP_MASK (KEYMAP_SIZE - 1) |
#define KEYMAP_MASK 0xffff |
39 |
#define KEYMAP_MAX_LINE_LENGTH 80 |
#define KEYMAP_MAX_LINE_LENGTH 80 |
40 |
|
|
41 |
extern Display *display; |
extern Display *g_display; |
42 |
|
extern Window g_wnd; |
43 |
extern char keymapname[16]; |
extern char keymapname[16]; |
44 |
extern int keylayout; |
extern int g_keylayout; |
45 |
extern BOOL enable_compose; |
extern int g_win_button_size; |
46 |
|
extern BOOL g_enable_compose; |
47 |
|
extern BOOL g_use_rdp5; |
48 |
|
extern BOOL g_numlock_sync; |
49 |
|
|
50 |
static key_translation keymap[KEYMAP_SIZE]; |
static BOOL keymap_loaded; |
51 |
|
static key_translation *keymap[KEYMAP_SIZE]; |
52 |
static int min_keycode; |
static int min_keycode; |
53 |
static uint16 remote_modifier_state = 0; |
static uint16 remote_modifier_state = 0; |
54 |
|
static uint16 saved_remote_modifier_state = 0; |
55 |
|
|
56 |
static void update_modifier_state(uint16 modifiers, BOOL pressed); |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
57 |
|
|
58 |
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/* Free key_translation structure, including linked list */ |
59 |
|
static void |
60 |
|
free_key_translation(key_translation * ptr) |
61 |
|
{ |
62 |
|
key_translation *next; |
63 |
|
|
64 |
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while (ptr) |
65 |
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{ |
66 |
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next = ptr->next; |
67 |
|
xfree(ptr); |
68 |
|
ptr = next; |
69 |
|
} |
70 |
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} |
71 |
|
|
72 |
static void |
static void |
73 |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
74 |
{ |
{ |
75 |
KeySym keysym; |
KeySym keysym; |
76 |
|
key_translation *tr; |
77 |
|
|
78 |
keysym = XStringToKeysym(keyname); |
keysym = XStringToKeysym(keyname); |
79 |
if (keysym == NoSymbol) |
if (keysym == NoSymbol) |
80 |
{ |
{ |
81 |
error("Bad keysym %s in keymap %s\n", keyname, mapname); |
DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring)\n", keyname, mapname)); |
82 |
return; |
return; |
83 |
} |
} |
84 |
|
|
85 |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
86 |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
87 |
|
|
88 |
keymap[keysym & KEYMAP_MASK].scancode = scancode; |
tr = (key_translation *) xmalloc(sizeof(key_translation)); |
89 |
keymap[keysym & KEYMAP_MASK].modifiers = modifiers; |
memset(tr, 0, sizeof(key_translation)); |
90 |
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tr->scancode = scancode; |
91 |
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tr->modifiers = modifiers; |
92 |
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free_key_translation(keymap[keysym & KEYMAP_MASK]); |
93 |
|
keymap[keysym & KEYMAP_MASK] = tr; |
94 |
|
|
95 |
return; |
return; |
96 |
} |
} |
97 |
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|
98 |
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static void |
99 |
|
add_sequence(char *rest, char *mapname) |
100 |
|
{ |
101 |
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KeySym keysym; |
102 |
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key_translation *tr, **prev_next; |
103 |
|
size_t chars; |
104 |
|
char keyname[KEYMAP_MAX_LINE_LENGTH]; |
105 |
|
|
106 |
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/* Skip over whitespace after the sequence keyword */ |
107 |
|
chars = strspn(rest, " \t"); |
108 |
|
rest += chars; |
109 |
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|
110 |
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/* Fetch the keysym name */ |
111 |
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chars = strcspn(rest, " \t\0"); |
112 |
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STRNCPY(keyname, rest, chars + 1); |
113 |
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rest += chars; |
114 |
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|
115 |
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keysym = XStringToKeysym(keyname); |
116 |
|
if (keysym == NoSymbol) |
117 |
|
{ |
118 |
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DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring line)\n", keyname, mapname)); |
119 |
|
return; |
120 |
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} |
121 |
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|
122 |
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|
123 |
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DEBUG_KBD(("Adding sequence for keysym (0x%lx, %s) -> ", keysym, keyname)); |
124 |
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|
125 |
|
free_key_translation(keymap[keysym & KEYMAP_MASK]); |
126 |
|
prev_next = &keymap[keysym & KEYMAP_MASK]; |
127 |
|
|
128 |
|
while (*rest) |
129 |
|
{ |
130 |
|
/* Skip whitespace */ |
131 |
|
chars = strspn(rest, " \t"); |
132 |
|
rest += chars; |
133 |
|
|
134 |
|
/* Fetch the keysym name */ |
135 |
|
chars = strcspn(rest, " \t\0"); |
136 |
|
STRNCPY(keyname, rest, chars + 1); |
137 |
|
rest += chars; |
138 |
|
|
139 |
|
keysym = XStringToKeysym(keyname); |
140 |
|
if (keysym == NoSymbol) |
141 |
|
{ |
142 |
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DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring line)\n", keyname, |
143 |
|
mapname)); |
144 |
|
return; |
145 |
|
} |
146 |
|
|
147 |
|
/* Allocate space for key_translation structure */ |
148 |
|
tr = (key_translation *) xmalloc(sizeof(key_translation)); |
149 |
|
memset(tr, 0, sizeof(key_translation)); |
150 |
|
*prev_next = tr; |
151 |
|
prev_next = &tr->next; |
152 |
|
tr->seq_keysym = keysym; |
153 |
|
|
154 |
|
DEBUG_KBD(("0x%x, ", (unsigned int) keysym)); |
155 |
|
} |
156 |
|
DEBUG_KBD(("\n")); |
157 |
|
} |
158 |
|
|
159 |
|
void |
160 |
|
xkeymap_from_locale(const char *locale) |
161 |
|
{ |
162 |
|
char *str, *ptr; |
163 |
|
FILE *fp; |
164 |
|
|
165 |
|
/* Create a working copy */ |
166 |
|
str = strdup(locale); |
167 |
|
if (str == NULL) |
168 |
|
{ |
169 |
|
perror("strdup"); |
170 |
|
exit(1); |
171 |
|
} |
172 |
|
|
173 |
|
/* Truncate at dot and at */ |
174 |
|
ptr = strrchr(str, '.'); |
175 |
|
if (ptr) |
176 |
|
*ptr = '\0'; |
177 |
|
ptr = strrchr(str, '@'); |
178 |
|
if (ptr) |
179 |
|
*ptr = '\0'; |
180 |
|
|
181 |
|
/* Replace _ with - */ |
182 |
|
ptr = strrchr(str, '_'); |
183 |
|
if (ptr) |
184 |
|
*ptr = '-'; |
185 |
|
|
186 |
|
/* Convert to lowercase */ |
187 |
|
ptr = str; |
188 |
|
while (*ptr) |
189 |
|
{ |
190 |
|
*ptr = tolower((int) *ptr); |
191 |
|
ptr++; |
192 |
|
} |
193 |
|
|
194 |
|
/* Try to open this keymap (da-dk) */ |
195 |
|
fp = xkeymap_open(str); |
196 |
|
if (fp == NULL) |
197 |
|
{ |
198 |
|
/* Truncate at dash */ |
199 |
|
ptr = strrchr(str, '-'); |
200 |
|
if (ptr) |
201 |
|
*ptr = '\0'; |
202 |
|
|
203 |
|
/* Try the short name (da) */ |
204 |
|
fp = xkeymap_open(str); |
205 |
|
} |
206 |
|
|
207 |
|
if (fp) |
208 |
|
{ |
209 |
|
fclose(fp); |
210 |
|
STRNCPY(keymapname, str, sizeof(keymapname)); |
211 |
|
fprintf(stderr, "Autoselected keyboard map %s.\n", keymapname); |
212 |
|
} |
213 |
|
} |
214 |
|
|
215 |
|
|
216 |
|
/* Joins two path components. The result should be freed with |
217 |
|
xfree(). */ |
218 |
|
static char * |
219 |
|
pathjoin(const char *a, const char *b) |
220 |
|
{ |
221 |
|
char *result; |
222 |
|
result = xmalloc(PATH_MAX * 2 + 1); |
223 |
|
|
224 |
|
if (b[0] == '/') |
225 |
|
{ |
226 |
|
strncpy(result, b, PATH_MAX); |
227 |
|
} |
228 |
|
else |
229 |
|
{ |
230 |
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strncpy(result, a, PATH_MAX); |
231 |
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strcat(result, "/"); |
232 |
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strncat(result, b, PATH_MAX); |
233 |
|
} |
234 |
|
return result; |
235 |
|
} |
236 |
|
|
237 |
|
/* Try to open a keymap with fopen() */ |
238 |
|
FILE * |
239 |
|
xkeymap_open(const char *filename) |
240 |
|
{ |
241 |
|
char *path1, *path2; |
242 |
|
char *home; |
243 |
|
FILE *fp; |
244 |
|
|
245 |
|
/* Try ~/.rdesktop/keymaps */ |
246 |
|
home = getenv("HOME"); |
247 |
|
if (home) |
248 |
|
{ |
249 |
|
path1 = pathjoin(home, ".rdesktop/keymaps"); |
250 |
|
path2 = pathjoin(path1, filename); |
251 |
|
xfree(path1); |
252 |
|
fp = fopen(path2, "r"); |
253 |
|
xfree(path2); |
254 |
|
if (fp) |
255 |
|
return fp; |
256 |
|
} |
257 |
|
|
258 |
|
/* Try KEYMAP_PATH */ |
259 |
|
path1 = pathjoin(KEYMAP_PATH, filename); |
260 |
|
fp = fopen(path1, "r"); |
261 |
|
xfree(path1); |
262 |
|
if (fp) |
263 |
|
return fp; |
264 |
|
|
265 |
|
/* Try current directory, in case we are running from the source |
266 |
|
tree */ |
267 |
|
path1 = pathjoin("keymaps", filename); |
268 |
|
fp = fopen(path1, "r"); |
269 |
|
xfree(path1); |
270 |
|
if (fp) |
271 |
|
return fp; |
272 |
|
|
273 |
|
return NULL; |
274 |
|
} |
275 |
|
|
276 |
static BOOL |
static BOOL |
277 |
xkeymap_read(char *mapname) |
xkeymap_read(char *mapname) |
278 |
{ |
{ |
279 |
FILE *fp; |
FILE *fp; |
280 |
char line[KEYMAP_MAX_LINE_LENGTH], path[PATH_MAX]; |
char line[KEYMAP_MAX_LINE_LENGTH]; |
281 |
unsigned int line_num = 0; |
unsigned int line_num = 0; |
282 |
unsigned int line_length = 0; |
unsigned int line_length = 0; |
283 |
char *keyname, *p; |
char *keyname, *p; |
285 |
uint8 scancode; |
uint8 scancode; |
286 |
uint16 modifiers; |
uint16 modifiers; |
287 |
|
|
288 |
|
fp = xkeymap_open(mapname); |
|
strcpy(path, KEYMAP_PATH); |
|
|
strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
|
|
|
|
|
fp = fopen(path, "r"); |
|
289 |
if (fp == NULL) |
if (fp == NULL) |
290 |
{ |
{ |
291 |
error("Failed to open keymap %s\n", path); |
error("Failed to open keymap %s\n", mapname); |
292 |
return False; |
return False; |
293 |
} |
} |
294 |
|
|
321 |
/* map */ |
/* map */ |
322 |
if (strncmp(line, "map ", 4) == 0) |
if (strncmp(line, "map ", 4) == 0) |
323 |
{ |
{ |
324 |
keylayout = strtol(line + 4, NULL, 16); |
g_keylayout = strtol(line + 4, NULL, 16); |
325 |
DEBUG_KBD(("Keylayout 0x%x\n", keylayout)); |
DEBUG_KBD(("Keylayout 0x%x\n", g_keylayout)); |
326 |
continue; |
continue; |
327 |
} |
} |
328 |
|
|
330 |
if (strncmp(line, "enable_compose", 15) == 0) |
if (strncmp(line, "enable_compose", 15) == 0) |
331 |
{ |
{ |
332 |
DEBUG_KBD(("Enabling compose handling\n")); |
DEBUG_KBD(("Enabling compose handling\n")); |
333 |
enable_compose = True; |
g_enable_compose = True; |
334 |
|
continue; |
335 |
|
} |
336 |
|
|
337 |
|
/* sequence */ |
338 |
|
if (strncmp(line, "sequence", 8) == 0) |
339 |
|
{ |
340 |
|
add_sequence(line + 8, mapname); |
341 |
continue; |
continue; |
342 |
} |
} |
343 |
|
|
400 |
/* Automatically add uppercase key, with same modifiers |
/* Automatically add uppercase key, with same modifiers |
401 |
plus shift */ |
plus shift */ |
402 |
for (p = keyname; *p; p++) |
for (p = keyname; *p; p++) |
403 |
*p = toupper(*p); |
*p = toupper((int) *p); |
404 |
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
405 |
add_to_keymap(keyname, scancode, modifiers, mapname); |
add_to_keymap(keyname, scancode, modifiers, mapname); |
406 |
} |
} |
416 |
xkeymap_init(void) |
xkeymap_init(void) |
417 |
{ |
{ |
418 |
unsigned int max_keycode; |
unsigned int max_keycode; |
|
int i; |
|
419 |
|
|
420 |
if (strcmp(keymapname, "none")) |
if (strcmp(keymapname, "none")) |
421 |
xkeymap_read(keymapname); |
{ |
422 |
|
if (xkeymap_read(keymapname)) |
423 |
|
keymap_loaded = True; |
424 |
|
} |
425 |
|
|
426 |
|
XDisplayKeycodes(g_display, &min_keycode, (int *) &max_keycode); |
427 |
|
} |
428 |
|
|
429 |
|
static void |
430 |
|
send_winkey(uint32 ev_time, BOOL pressed, BOOL leftkey) |
431 |
|
{ |
432 |
|
uint8 winkey; |
433 |
|
|
434 |
|
if (leftkey) |
435 |
|
winkey = SCANCODE_CHAR_LWIN; |
436 |
|
else |
437 |
|
winkey = SCANCODE_CHAR_RWIN; |
438 |
|
|
439 |
|
if (pressed) |
440 |
|
{ |
441 |
|
if (g_use_rdp5) |
442 |
|
{ |
443 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, winkey); |
444 |
|
} |
445 |
|
else |
446 |
|
{ |
447 |
|
/* RDP4 doesn't support winkey. Fake with Ctrl-Esc */ |
448 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
449 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
450 |
|
} |
451 |
|
} |
452 |
|
else |
453 |
|
{ |
454 |
|
/* key released */ |
455 |
|
if (g_use_rdp5) |
456 |
|
{ |
457 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, winkey); |
458 |
|
} |
459 |
|
else |
460 |
|
{ |
461 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
462 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
463 |
|
} |
464 |
|
} |
465 |
|
} |
466 |
|
|
467 |
XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode); |
static void |
468 |
|
reset_winkey(uint32 ev_time) |
469 |
|
{ |
470 |
|
if (g_use_rdp5) |
471 |
|
{ |
472 |
|
/* For some reason, it seems to suffice to release |
473 |
|
*either* the left or right winkey. */ |
474 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LWIN); |
475 |
|
} |
476 |
} |
} |
477 |
|
|
478 |
/* Handles, for example, multi-scancode keypresses (which is not |
/* Handle special key combinations */ |
|
possible via keymap-files) */ |
|
479 |
BOOL |
BOOL |
480 |
handle_special_keys(KeySym keysym, uint32 ev_time, BOOL pressed) |
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
481 |
{ |
{ |
482 |
switch (keysym) |
switch (keysym) |
483 |
{ |
{ |
484 |
case XK_Break: /* toggle full screen */ |
case XK_Return: |
485 |
if (pressed && (get_key_state(XK_Alt_L) || get_key_state(XK_Alt_R))) |
if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
486 |
|
&& (get_key_state(state, XK_Control_L) |
487 |
|
|| get_key_state(state, XK_Control_R))) |
488 |
{ |
{ |
489 |
xwin_toggle_fullscreen(); |
/* Ctrl-Alt-Enter: toggle full screen */ |
490 |
|
if (pressed) |
491 |
|
xwin_toggle_fullscreen(); |
492 |
return True; |
return True; |
493 |
} |
} |
494 |
break; |
break; |
495 |
|
|
496 |
case XK_Meta_L: /* Windows keys */ |
case XK_Break: |
497 |
case XK_Super_L: |
/* Send Break sequence E0 46 E0 C6 */ |
|
case XK_Hyper_L: |
|
|
case XK_Meta_R: |
|
|
case XK_Super_R: |
|
|
case XK_Hyper_R: |
|
498 |
if (pressed) |
if (pressed) |
499 |
{ |
{ |
500 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
501 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
(SCANCODE_EXTENDED | 0x46)); |
502 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
503 |
|
(SCANCODE_EXTENDED | 0xc6)); |
504 |
|
} |
505 |
|
/* No release sequence */ |
506 |
|
return True; |
507 |
|
break; |
508 |
|
|
509 |
|
case XK_Pause: |
510 |
|
/* According to MS Keyboard Scan Code |
511 |
|
Specification, pressing Pause should result |
512 |
|
in E1 1D 45 E1 9D C5. I'm not exactly sure |
513 |
|
of how this is supposed to be sent via |
514 |
|
RDP. The code below seems to work, but with |
515 |
|
the side effect that Left Ctrl stays |
516 |
|
down. Therefore, we release it when Pause |
517 |
|
is released. */ |
518 |
|
if (pressed) |
519 |
|
{ |
520 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
521 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
522 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
523 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
524 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
525 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
526 |
} |
} |
527 |
else |
else |
528 |
{ |
{ |
529 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
/* Release Left Ctrl */ |
530 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, |
531 |
|
0x1d, 0); |
532 |
} |
} |
533 |
return True; |
return True; |
534 |
break; |
break; |
535 |
|
|
536 |
|
case XK_Meta_L: /* Windows keys */ |
537 |
|
case XK_Super_L: |
538 |
|
case XK_Hyper_L: |
539 |
|
send_winkey(ev_time, pressed, True); |
540 |
|
return True; |
541 |
|
break; |
542 |
|
|
543 |
|
case XK_Meta_R: |
544 |
|
case XK_Super_R: |
545 |
|
case XK_Hyper_R: |
546 |
|
send_winkey(ev_time, pressed, False); |
547 |
|
return True; |
548 |
|
break; |
549 |
|
|
550 |
|
case XK_space: |
551 |
|
/* Prevent access to the Windows system menu in single app mode */ |
552 |
|
if (g_win_button_size |
553 |
|
&& (get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R))) |
554 |
|
return True; |
555 |
|
break; |
556 |
|
|
557 |
|
case XK_Num_Lock: |
558 |
|
/* Synchronize on key release */ |
559 |
|
if (g_numlock_sync && !pressed) |
560 |
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, |
561 |
|
ui_get_numlock_state(read_keyboard_state()), 0); |
562 |
|
|
563 |
|
/* Inhibit */ |
564 |
|
return True; |
565 |
|
break; |
566 |
|
|
567 |
} |
} |
568 |
return False; |
return False; |
569 |
} |
} |
570 |
|
|
571 |
|
|
572 |
key_translation |
key_translation |
573 |
xkeymap_translate_key(KeySym keysym, unsigned int keycode, unsigned int state) |
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
574 |
{ |
{ |
575 |
key_translation tr = { 0, 0 }; |
key_translation tr = { 0, 0, 0, 0 }; |
576 |
|
key_translation *ptr; |
|
tr = keymap[keysym & KEYMAP_MASK]; |
|
577 |
|
|
578 |
if (tr.modifiers & MapInhibitMask) |
ptr = keymap[keysym & KEYMAP_MASK]; |
579 |
|
if (ptr) |
580 |
{ |
{ |
581 |
DEBUG_KBD(("Inhibiting key\n")); |
tr = *ptr; |
582 |
tr.scancode = 0; |
if (tr.seq_keysym == 0) /* Normal scancode translation */ |
583 |
return tr; |
{ |
584 |
} |
if (tr.modifiers & MapInhibitMask) |
585 |
|
{ |
586 |
|
DEBUG_KBD(("Inhibiting key\n")); |
587 |
|
tr.scancode = 0; |
588 |
|
return tr; |
589 |
|
} |
590 |
|
|
591 |
if (tr.modifiers & MapLocalStateMask) |
if (tr.modifiers & MapLocalStateMask) |
592 |
|
{ |
593 |
|
/* The modifiers to send for this key should be obtained |
594 |
|
from the local state. Currently, only shift is implemented. */ |
595 |
|
if (state & ShiftMask) |
596 |
|
{ |
597 |
|
tr.modifiers = MapLeftShiftMask; |
598 |
|
} |
599 |
|
} |
600 |
|
|
601 |
|
if ((tr.modifiers & MapLeftShiftMask) |
602 |
|
&& ((remote_modifier_state & MapLeftCtrlMask) |
603 |
|
|| (remote_modifier_state & MapRightCtrlMask)) |
604 |
|
&& get_key_state(state, XK_Caps_Lock)) |
605 |
|
{ |
606 |
|
DEBUG_KBD(("CapsLock + Ctrl pressed, releasing LeftShift\n")); |
607 |
|
tr.modifiers ^= MapLeftShiftMask; |
608 |
|
} |
609 |
|
|
610 |
|
DEBUG_KBD(("Found scancode translation, scancode=0x%x, modifiers=0x%x\n", |
611 |
|
tr.scancode, tr.modifiers)); |
612 |
|
} |
613 |
|
} |
614 |
|
else |
615 |
{ |
{ |
616 |
/* The modifiers to send for this key should be obtained |
if (keymap_loaded) |
617 |
from the local state. Currently, only shift is implemented. */ |
warning("No translation for (keysym 0x%lx, %s)\n", keysym, |
618 |
if (state & ShiftMask) |
get_ksname(keysym)); |
619 |
|
|
620 |
|
/* not in keymap, try to interpret the raw scancode */ |
621 |
|
if (((int) keycode >= min_keycode) && (keycode <= 0x60)) |
622 |
|
{ |
623 |
|
tr.scancode = keycode - min_keycode; |
624 |
|
|
625 |
|
/* The modifiers to send for this key should be |
626 |
|
obtained from the local state. Currently, only |
627 |
|
shift is implemented. */ |
628 |
|
if (state & ShiftMask) |
629 |
|
{ |
630 |
|
tr.modifiers = MapLeftShiftMask; |
631 |
|
} |
632 |
|
|
633 |
|
DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
634 |
|
} |
635 |
|
else |
636 |
{ |
{ |
637 |
tr.modifiers = MapLeftShiftMask; |
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
638 |
} |
} |
639 |
} |
} |
640 |
|
|
641 |
if (tr.scancode != 0) |
return tr; |
642 |
{ |
} |
|
DEBUG_KBD |
|
|
(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
|
|
tr.scancode, tr.modifiers)); |
|
|
return tr; |
|
|
} |
|
643 |
|
|
644 |
fprintf(stderr, "No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
void |
645 |
|
xkeymap_send_keys(uint32 keysym, unsigned int keycode, unsigned int state, uint32 ev_time, |
646 |
|
BOOL pressed) |
647 |
|
{ |
648 |
|
key_translation tr, *ptr; |
649 |
|
tr = xkeymap_translate_key(keysym, keycode, state); |
650 |
|
|
651 |
/* not in keymap, try to interpret the raw scancode */ |
if (tr.seq_keysym == 0) |
|
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
|
652 |
{ |
{ |
653 |
tr.scancode = keycode - min_keycode; |
/* Scancode translation */ |
654 |
fprintf(stderr, "Sending guessed scancode 0x%x\n", tr.scancode); |
if (tr.scancode == 0) |
655 |
|
return; |
656 |
|
|
657 |
|
if (pressed) |
658 |
|
{ |
659 |
|
save_remote_modifiers(tr.scancode); |
660 |
|
ensure_remote_modifiers(ev_time, tr); |
661 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
662 |
|
restore_remote_modifiers(ev_time, tr.scancode); |
663 |
|
} |
664 |
|
else |
665 |
|
{ |
666 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
667 |
|
} |
668 |
|
return; |
669 |
} |
} |
670 |
else |
|
671 |
|
/* Sequence, only on key down */ |
672 |
|
if (pressed) |
673 |
{ |
{ |
674 |
fprintf(stderr, "No good guess for keycode 0x%x found\n", keycode); |
ptr = &tr; |
675 |
|
do |
676 |
|
{ |
677 |
|
DEBUG_KBD(("Handling sequence element, keysym=0x%x\n", |
678 |
|
(unsigned int) ptr->seq_keysym)); |
679 |
|
xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, True); |
680 |
|
xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, False); |
681 |
|
ptr = ptr->next; |
682 |
|
} |
683 |
|
while (ptr); |
684 |
} |
} |
|
|
|
|
return tr; |
|
685 |
} |
} |
686 |
|
|
687 |
uint16 |
uint16 |
705 |
} |
} |
706 |
|
|
707 |
char * |
char * |
708 |
get_ksname(KeySym keysym) |
get_ksname(uint32 keysym) |
709 |
{ |
{ |
710 |
char *ksname = NULL; |
char *ksname = NULL; |
711 |
|
|
717 |
return ksname; |
return ksname; |
718 |
} |
} |
719 |
|
|
720 |
|
static BOOL |
721 |
void |
is_modifier(uint8 scancode) |
|
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
|
722 |
{ |
{ |
723 |
/* If this key is a modifier, do nothing */ |
switch (scancode) |
|
switch (tr.scancode) |
|
724 |
{ |
{ |
725 |
case SCANCODE_CHAR_LSHIFT: |
case SCANCODE_CHAR_LSHIFT: |
726 |
case SCANCODE_CHAR_RSHIFT: |
case SCANCODE_CHAR_RSHIFT: |
731 |
case SCANCODE_CHAR_LWIN: |
case SCANCODE_CHAR_LWIN: |
732 |
case SCANCODE_CHAR_RWIN: |
case SCANCODE_CHAR_RWIN: |
733 |
case SCANCODE_CHAR_NUMLOCK: |
case SCANCODE_CHAR_NUMLOCK: |
734 |
return; |
return True; |
735 |
default: |
default: |
736 |
break; |
break; |
737 |
} |
} |
738 |
|
return False; |
739 |
|
} |
740 |
|
|
741 |
|
void |
742 |
|
save_remote_modifiers(uint8 scancode) |
743 |
|
{ |
744 |
|
if (is_modifier(scancode)) |
745 |
|
return; |
746 |
|
|
747 |
|
saved_remote_modifier_state = remote_modifier_state; |
748 |
|
} |
749 |
|
|
750 |
|
void |
751 |
|
restore_remote_modifiers(uint32 ev_time, uint8 scancode) |
752 |
|
{ |
753 |
|
key_translation dummy; |
754 |
|
|
755 |
|
if (is_modifier(scancode)) |
756 |
|
return; |
757 |
|
|
758 |
|
dummy.scancode = 0; |
759 |
|
dummy.modifiers = saved_remote_modifier_state; |
760 |
|
ensure_remote_modifiers(ev_time, dummy); |
761 |
|
} |
762 |
|
|
763 |
|
void |
764 |
|
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
765 |
|
{ |
766 |
|
/* If this key is a modifier, do nothing */ |
767 |
|
if (is_modifier(tr.scancode)) |
768 |
|
return; |
769 |
|
|
770 |
|
if (!g_numlock_sync) |
771 |
|
{ |
772 |
|
/* NumLock */ |
773 |
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
774 |
|
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
775 |
|
{ |
776 |
|
/* The remote modifier state is not correct */ |
777 |
|
uint16 new_remote_state; |
778 |
|
|
779 |
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
780 |
|
{ |
781 |
|
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
782 |
|
new_remote_state = KBD_FLAG_NUMLOCK; |
783 |
|
remote_modifier_state = MapNumLockMask; |
784 |
|
} |
785 |
|
else |
786 |
|
{ |
787 |
|
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
788 |
|
new_remote_state = 0; |
789 |
|
remote_modifier_state = 0; |
790 |
|
} |
791 |
|
|
792 |
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
793 |
|
} |
794 |
|
} |
795 |
|
|
796 |
/* Shift */ |
|
797 |
|
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
798 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
799 |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
800 |
{ |
{ |
801 |
/* The remote modifier state is not correct */ |
/* The remote modifier state is not correct */ |
802 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask)) |
if (MASK_HAS_BITS(tr.modifiers, MapLeftShiftMask)) |
803 |
{ |
{ |
804 |
/* Needs this modifier. Send down. */ |
/* Needs left shift. Send down. */ |
805 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
806 |
} |
} |
807 |
|
else if (MASK_HAS_BITS(tr.modifiers, MapRightShiftMask)) |
808 |
|
{ |
809 |
|
/* Needs right shift. Send down. */ |
810 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RSHIFT); |
811 |
|
} |
812 |
else |
else |
813 |
{ |
{ |
814 |
/* Should not use this modifier. Send up. */ |
/* Should not use this modifier. Send up for shift currently pressed. */ |
815 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask)) |
816 |
|
/* Left shift is down */ |
817 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
818 |
|
else |
819 |
|
/* Right shift is down */ |
820 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
821 |
} |
} |
822 |
} |
} |
823 |
|
|
838 |
} |
} |
839 |
} |
} |
840 |
|
|
|
/* 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; |
|
841 |
|
|
842 |
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")); |
|
|
} |
|
843 |
|
|
844 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
|
845 |
update_modifier_state(SCANCODE_CHAR_NUMLOCK, True); |
unsigned int |
846 |
} |
read_keyboard_state() |
847 |
|
{ |
848 |
|
#ifdef RDP2VNC |
849 |
|
return 0; |
850 |
|
#else |
851 |
|
unsigned int state; |
852 |
|
Window wdummy; |
853 |
|
int dummy; |
854 |
|
|
855 |
|
XQueryPointer(g_display, g_wnd, &wdummy, &wdummy, &dummy, &dummy, &dummy, &dummy, &state); |
856 |
|
return state; |
857 |
|
#endif |
858 |
|
} |
859 |
|
|
860 |
|
|
861 |
|
uint16 |
862 |
|
ui_get_numlock_state(unsigned int state) |
863 |
|
{ |
864 |
|
uint16 numlock_state = 0; |
865 |
|
|
866 |
|
if (get_key_state(state, XK_Num_Lock)) |
867 |
|
numlock_state = KBD_FLAG_NUMLOCK; |
868 |
|
|
869 |
|
return numlock_state; |
870 |
|
} |
871 |
|
|
872 |
|
|
873 |
|
void |
874 |
|
reset_modifier_keys() |
875 |
|
{ |
876 |
|
unsigned int state = read_keyboard_state(); |
877 |
|
|
878 |
|
/* reset keys */ |
879 |
|
uint32 ev_time; |
880 |
|
ev_time = time(NULL); |
881 |
|
|
882 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) |
883 |
|
&& !get_key_state(state, XK_Shift_L)) |
884 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
885 |
|
|
886 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) |
887 |
|
&& !get_key_state(state, XK_Shift_R)) |
888 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
889 |
|
|
890 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) |
891 |
|
&& !get_key_state(state, XK_Control_L)) |
892 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
893 |
|
|
894 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) |
895 |
|
&& !get_key_state(state, XK_Control_R)) |
896 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
897 |
|
|
898 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
899 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
900 |
|
|
901 |
|
if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
902 |
|
!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch) |
903 |
|
&& !get_key_state(state, XK_ISO_Level3_Shift)) |
904 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
905 |
|
|
906 |
|
reset_winkey(ev_time); |
907 |
|
|
908 |
|
if (g_numlock_sync) |
909 |
|
rdp_send_input(ev_time, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(state), 0); |
910 |
} |
} |
911 |
|
|
912 |
|
|
913 |
static void |
static void |
914 |
update_modifier_state(uint16 modifiers, BOOL pressed) |
update_modifier_state(uint8 scancode, BOOL pressed) |
915 |
{ |
{ |
916 |
#ifdef WITH_DEBUG_KBD |
#ifdef WITH_DEBUG_KBD |
917 |
uint16 old_modifier_state; |
uint16 old_modifier_state; |
919 |
old_modifier_state = remote_modifier_state; |
old_modifier_state = remote_modifier_state; |
920 |
#endif |
#endif |
921 |
|
|
922 |
switch (modifiers) |
switch (scancode) |
923 |
{ |
{ |
924 |
case SCANCODE_CHAR_LSHIFT: |
case SCANCODE_CHAR_LSHIFT: |
925 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
948 |
case SCANCODE_CHAR_NUMLOCK: |
case SCANCODE_CHAR_NUMLOCK: |
949 |
/* KeyReleases for NumLocks are sent immediately. Toggle the |
/* KeyReleases for NumLocks are sent immediately. Toggle the |
950 |
modifier state only on Keypress */ |
modifier state only on Keypress */ |
951 |
if (pressed) |
if (pressed && !g_numlock_sync) |
952 |
{ |
{ |
953 |
BOOL newNumLockState; |
BOOL newNumLockState; |
954 |
newNumLockState = |
newNumLockState = |
957 |
MASK_CHANGE_BIT(remote_modifier_state, |
MASK_CHANGE_BIT(remote_modifier_state, |
958 |
MapNumLockMask, newNumLockState); |
MapNumLockMask, newNumLockState); |
959 |
} |
} |
|
break; |
|
960 |
} |
} |
961 |
|
|
962 |
#ifdef WITH_DEBUG_KBD |
#ifdef WITH_DEBUG_KBD |
972 |
|
|
973 |
/* Send keyboard input */ |
/* Send keyboard input */ |
974 |
void |
void |
975 |
rdp_send_scancode(uint32 time, uint16 flags, uint16 scancode) |
rdp_send_scancode(uint32 time, uint16 flags, uint8 scancode) |
976 |
{ |
{ |
977 |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
978 |
|
|