23 |
#include <stdio.h> |
#include <stdio.h> |
24 |
#include <stdlib.h> |
#include <stdlib.h> |
25 |
#include <string.h> |
#include <string.h> |
26 |
|
#include <ctype.h> |
27 |
#include <limits.h> |
#include <limits.h> |
28 |
#include "rdesktop.h" |
#include "rdesktop.h" |
29 |
|
#include "scancodes.h" |
30 |
|
|
31 |
#define KEYMAP_SIZE 4096 |
#define KEYMAP_SIZE 4096 |
32 |
#define KEYMAP_MASK (KEYMAP_SIZE - 1) |
#define KEYMAP_MASK (KEYMAP_SIZE - 1) |
33 |
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#define KEYMAP_MAX_LINE_LENGTH 80 |
34 |
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|
35 |
extern Display *display; |
extern Display *display; |
36 |
extern char keymapname[16]; |
extern char keymapname[16]; |
37 |
extern int keylayout; |
extern int keylayout; |
38 |
|
extern BOOL enable_compose; |
39 |
|
|
40 |
static uint8 keymap[KEYMAP_SIZE]; |
static key_translation keymap[KEYMAP_SIZE]; |
41 |
static unsigned int min_keycode; |
static int min_keycode; |
42 |
|
static uint16 remote_modifier_state = 0; |
43 |
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|
44 |
static BOOL xkeymap_read(char *mapname) |
static void update_modifier_state(uint16 modifiers, BOOL pressed); |
45 |
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|
46 |
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static void |
47 |
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add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
48 |
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{ |
49 |
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KeySym keysym; |
50 |
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|
51 |
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keysym = XStringToKeysym(keyname); |
52 |
|
if (keysym == NoSymbol) |
53 |
|
{ |
54 |
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error("Bad keysym %s in keymap %s\n", keyname, mapname); |
55 |
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return; |
56 |
|
} |
57 |
|
|
58 |
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DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
59 |
|
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
60 |
|
|
61 |
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keymap[keysym & KEYMAP_MASK].scancode = scancode; |
62 |
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keymap[keysym & KEYMAP_MASK].modifiers = modifiers; |
63 |
|
|
64 |
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return; |
65 |
|
} |
66 |
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|
67 |
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|
68 |
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static BOOL |
69 |
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xkeymap_read(char *mapname) |
70 |
{ |
{ |
71 |
FILE *fp; |
FILE *fp; |
72 |
char line[PATH_MAX], path[PATH_MAX]; |
char line[KEYMAP_MAX_LINE_LENGTH], path[PATH_MAX]; |
73 |
|
unsigned int line_num = 0; |
74 |
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unsigned int line_length = 0; |
75 |
char *keyname, *p; |
char *keyname, *p; |
76 |
KeySym keysym; |
char *line_rest; |
77 |
unsigned char keycode; |
uint8 scancode; |
78 |
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uint16 modifiers; |
79 |
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|
80 |
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|
81 |
strcpy(path, KEYMAP_PATH); |
strcpy(path, KEYMAP_PATH); |
82 |
strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
88 |
return False; |
return False; |
89 |
} |
} |
90 |
|
|
91 |
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/* FIXME: More tolerant on white space */ |
92 |
while (fgets(line, sizeof(line), fp) != NULL) |
while (fgets(line, sizeof(line), fp) != NULL) |
93 |
{ |
{ |
94 |
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line_num++; |
95 |
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|
96 |
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/* Replace the \n with \0 */ |
97 |
p = strchr(line, '\n'); |
p = strchr(line, '\n'); |
98 |
if (p != NULL) |
if (p != NULL) |
99 |
*p = 0; |
*p = 0; |
100 |
|
|
101 |
keycode = strtol(line, &keyname, 16); |
line_length = strlen(line); |
102 |
if ((keycode != 0) && (*keyname == ' ')) |
|
103 |
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/* Completely empty line */ |
104 |
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if (strspn(line, " \t\n\r\f\v") == line_length) |
105 |
{ |
{ |
106 |
do |
continue; |
107 |
{ |
} |
108 |
keyname++; |
|
109 |
p = strchr(keyname, ' '); |
/* Include */ |
110 |
if (p != NULL) |
if (strncmp(line, "include ", 8) == 0) |
111 |
*p = 0; |
{ |
112 |
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if (!xkeymap_read(line + 8)) |
113 |
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return False; |
114 |
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continue; |
115 |
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} |
116 |
|
|
117 |
keysym = XStringToKeysym(keyname); |
/* map */ |
118 |
if (keysym == NoSymbol) |
if (strncmp(line, "map ", 4) == 0) |
119 |
error("Bad keysym %s in keymap %s\n", keyname, mapname); |
{ |
120 |
|
keylayout = strtol(line + 4, NULL, 16); |
121 |
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DEBUG_KBD(("Keylayout 0x%x\n", keylayout)); |
122 |
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continue; |
123 |
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} |
124 |
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|
125 |
keymap[keysym & KEYMAP_MASK] = keycode; |
/* compose */ |
126 |
keyname = p; |
if (strncmp(line, "enable_compose", 15) == 0) |
127 |
|
{ |
128 |
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DEBUG_KBD(("Enabling compose handling\n")); |
129 |
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enable_compose = True; |
130 |
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continue; |
131 |
|
} |
132 |
|
|
133 |
} while (keyname != NULL); |
/* Comment */ |
134 |
|
if (line[0] == '#') |
135 |
|
{ |
136 |
|
continue; |
137 |
} |
} |
138 |
else if (strncmp(line, "include ", 8) == 0) |
|
139 |
|
/* Normal line */ |
140 |
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keyname = line; |
141 |
|
p = strchr(line, ' '); |
142 |
|
if (p == NULL) |
143 |
{ |
{ |
144 |
if (!xkeymap_read(line+8)) |
error("Bad line %d in keymap %s\n", line_num, mapname); |
145 |
return False; |
continue; |
146 |
} |
} |
147 |
else if (strncmp(line, "map ", 4) == 0) |
else |
148 |
{ |
{ |
149 |
keylayout = strtol(line+4, NULL, 16); |
*p = 0; |
150 |
} |
} |
151 |
else if (line[0] != '#') |
|
152 |
|
/* scancode */ |
153 |
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p++; |
154 |
|
scancode = strtol(p, &line_rest, 16); |
155 |
|
|
156 |
|
/* flags */ |
157 |
|
/* FIXME: Should allow case-insensitive flag names. |
158 |
|
Fix by using lex+yacc... */ |
159 |
|
modifiers = 0; |
160 |
|
if (strstr(line_rest, "altgr")) |
161 |
{ |
{ |
162 |
error("Malformed line in keymap %s\n", mapname); |
MASK_ADD_BITS(modifiers, MapAltGrMask); |
163 |
|
} |
164 |
|
|
165 |
|
if (strstr(line_rest, "shift")) |
166 |
|
{ |
167 |
|
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
168 |
|
} |
169 |
|
|
170 |
|
if (strstr(line_rest, "numlock")) |
171 |
|
{ |
172 |
|
MASK_ADD_BITS(modifiers, MapNumLockMask); |
173 |
|
} |
174 |
|
|
175 |
|
if (strstr(line_rest, "localstate")) |
176 |
|
{ |
177 |
|
MASK_ADD_BITS(modifiers, MapLocalStateMask); |
178 |
|
} |
179 |
|
|
180 |
|
add_to_keymap(keyname, scancode, modifiers, mapname); |
181 |
|
|
182 |
|
if (strstr(line_rest, "addupper")) |
183 |
|
{ |
184 |
|
/* Automatically add uppercase key, with same modifiers |
185 |
|
plus shift */ |
186 |
|
for (p = keyname; *p; p++) |
187 |
|
*p = toupper(*p); |
188 |
|
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
189 |
|
add_to_keymap(keyname, scancode, modifiers, mapname); |
190 |
} |
} |
191 |
} |
} |
192 |
|
|
194 |
return True; |
return True; |
195 |
} |
} |
196 |
|
|
197 |
void xkeymap_init(void) |
|
198 |
|
/* Before connecting and creating UI */ |
199 |
|
void |
200 |
|
xkeymap_init1(void) |
201 |
{ |
{ |
202 |
unsigned int max_keycode; |
int i; |
203 |
|
|
204 |
XDisplayKeycodes(display, &min_keycode, &max_keycode); |
/* Zeroing keymap */ |
205 |
|
for (i = 0; i < KEYMAP_SIZE; i++) |
206 |
|
{ |
207 |
|
keymap[i].scancode = 0; |
208 |
|
keymap[i].modifiers = 0; |
209 |
|
} |
210 |
|
|
211 |
if (strcmp(keymapname, "none")) |
if (strcmp(keymapname, "none")) |
212 |
|
{ |
213 |
xkeymap_read(keymapname); |
xkeymap_read(keymapname); |
214 |
|
} |
215 |
|
|
216 |
} |
} |
217 |
|
|
218 |
uint8 xkeymap_translate_key(unsigned int keysym, unsigned int keycode, uint16 *flags) |
/* After connecting and creating UI */ |
219 |
|
void |
220 |
|
xkeymap_init2(void) |
221 |
{ |
{ |
222 |
uint8 scancode; |
unsigned int max_keycode; |
223 |
|
XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode); |
224 |
|
} |
225 |
|
|
226 |
|
|
227 |
|
key_translation |
228 |
|
xkeymap_translate_key(KeySym keysym, unsigned int keycode, unsigned int state) |
229 |
|
{ |
230 |
|
key_translation tr = { 0, 0 }; |
231 |
|
|
232 |
|
tr = keymap[keysym & KEYMAP_MASK]; |
233 |
|
|
234 |
scancode = keymap[keysym & KEYMAP_MASK]; |
if (tr.modifiers & MapLocalStateMask) |
|
if (scancode != 0) |
|
235 |
{ |
{ |
236 |
if (scancode & 0x80) |
/* The modifiers to send for this key should be obtained |
237 |
*flags |= KBD_FLAG_EXT; |
from the local state. Currently, only shift is implemented. */ |
238 |
|
if (state & ShiftMask) |
239 |
|
{ |
240 |
|
tr.modifiers = MapLeftShiftMask; |
241 |
|
} |
242 |
|
} |
243 |
|
|
244 |
return (scancode & 0x7f); |
if (tr.scancode != 0) |
245 |
|
{ |
246 |
|
DEBUG_KBD |
247 |
|
(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
248 |
|
tr.scancode, tr.modifiers)); |
249 |
|
return tr; |
250 |
} |
} |
251 |
|
|
252 |
/* not in keymap, try to interpret the raw scancode */ |
fprintf(stderr, "No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
253 |
|
|
254 |
|
/* not in keymap, try to interpret the raw scancode */ |
255 |
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
|
return (uint8)(keycode - min_keycode); |
|
|
|
|
|
*flags |= KBD_FLAG_EXT; |
|
|
|
|
|
switch (keycode) |
|
256 |
{ |
{ |
257 |
case 0x61: /* home */ |
tr.scancode = keycode - min_keycode; |
258 |
return 0x47; |
fprintf(stderr, "Sending guessed scancode 0x%x\n", tr.scancode); |
259 |
case 0x62: /* up arrow */ |
} |
260 |
return 0x48; |
else |
261 |
case 0x63: /* page up */ |
{ |
262 |
return 0x49; |
fprintf(stderr, "No good guess for keycode 0x%x found\n", keycode); |
|
case 0x64: /* left arrow */ |
|
|
return 0x4b; |
|
|
case 0x66: /* right arrow */ |
|
|
return 0x4d; |
|
|
case 0x67: /* end */ |
|
|
return 0x4f; |
|
|
case 0x68: /* down arrow */ |
|
|
return 0x50; |
|
|
case 0x69: /* page down */ |
|
|
return 0x51; |
|
|
case 0x6a: /* insert */ |
|
|
return 0x52; |
|
|
case 0x6b: /* delete */ |
|
|
return 0x53; |
|
|
case 0x6c: /* keypad enter */ |
|
|
return 0x1c; |
|
|
case 0x6d: /* right ctrl */ |
|
|
return 0x1d; |
|
|
case 0x6f: /* ctrl - print screen */ |
|
|
return 0x37; |
|
|
case 0x70: /* keypad '/' */ |
|
|
return 0x35; |
|
|
case 0x71: /* right alt */ |
|
|
return 0x38; |
|
|
case 0x72: /* ctrl break */ |
|
|
return 0x46; |
|
|
case 0x73: /* left window key */ |
|
|
return 0x5b; |
|
|
case 0x74: /* right window key */ |
|
|
return 0x5c; |
|
|
case 0x75: /* menu key */ |
|
|
return 0x5d; |
|
263 |
} |
} |
264 |
|
|
265 |
return 0; |
return tr; |
266 |
} |
} |
267 |
|
|
268 |
uint16 xkeymap_translate_button(unsigned int button) |
uint16 |
269 |
|
xkeymap_translate_button(unsigned int button) |
270 |
{ |
{ |
271 |
switch (button) |
switch (button) |
272 |
{ |
{ |
273 |
case Button1: /* left */ |
case Button1: /* left */ |
274 |
return MOUSE_FLAG_BUTTON1; |
return MOUSE_FLAG_BUTTON1; |
275 |
case Button2: /* middle */ |
case Button2: /* middle */ |
276 |
return MOUSE_FLAG_BUTTON3; |
return MOUSE_FLAG_BUTTON3; |
277 |
case Button3: /* right */ |
case Button3: /* right */ |
278 |
return MOUSE_FLAG_BUTTON2; |
return MOUSE_FLAG_BUTTON2; |
279 |
|
case Button4: /* wheel up */ |
280 |
|
return MOUSE_FLAG_BUTTON4; |
281 |
|
case Button5: /* wheel down */ |
282 |
|
return MOUSE_FLAG_BUTTON5; |
283 |
} |
} |
284 |
|
|
285 |
return 0; |
return 0; |
286 |
} |
} |
287 |
|
|
288 |
|
char * |
289 |
|
get_ksname(KeySym keysym) |
290 |
|
{ |
291 |
|
char *ksname = NULL; |
292 |
|
|
293 |
|
if (keysym == NoSymbol) |
294 |
|
ksname = "NoSymbol"; |
295 |
|
else if (!(ksname = XKeysymToString(keysym))) |
296 |
|
ksname = "(no name)"; |
297 |
|
|
298 |
|
return ksname; |
299 |
|
} |
300 |
|
|
301 |
|
BOOL |
302 |
|
inhibit_key(KeySym keysym) |
303 |
|
{ |
304 |
|
switch (keysym) |
305 |
|
{ |
306 |
|
case XK_Caps_Lock: |
307 |
|
return True; |
308 |
|
break; |
309 |
|
case XK_Multi_key: |
310 |
|
return True; |
311 |
|
break; |
312 |
|
case XK_Num_Lock: |
313 |
|
return True; |
314 |
|
break; |
315 |
|
default: |
316 |
|
break; |
317 |
|
} |
318 |
|
return False; |
319 |
|
} |
320 |
|
|
321 |
|
void |
322 |
|
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
323 |
|
{ |
324 |
|
/* If this key is a modifier, do nothing */ |
325 |
|
switch (tr.scancode) |
326 |
|
{ |
327 |
|
case SCANCODE_CHAR_LSHIFT: |
328 |
|
case SCANCODE_CHAR_RSHIFT: |
329 |
|
case SCANCODE_CHAR_LCTRL: |
330 |
|
case SCANCODE_CHAR_RCTRL: |
331 |
|
case SCANCODE_CHAR_LALT: |
332 |
|
case SCANCODE_CHAR_RALT: |
333 |
|
case SCANCODE_CHAR_LWIN: |
334 |
|
case SCANCODE_CHAR_RWIN: |
335 |
|
case SCANCODE_CHAR_NUMLOCK: |
336 |
|
return; |
337 |
|
default: |
338 |
|
break; |
339 |
|
} |
340 |
|
|
341 |
|
/* Shift */ |
342 |
|
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
343 |
|
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
344 |
|
{ |
345 |
|
/* The remote modifier state is not correct */ |
346 |
|
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask)) |
347 |
|
{ |
348 |
|
/* Needs this modifier. Send down. */ |
349 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
350 |
|
} |
351 |
|
else |
352 |
|
{ |
353 |
|
/* Should not use this modifier. Send up. */ |
354 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
355 |
|
} |
356 |
|
} |
357 |
|
|
358 |
|
/* AltGr */ |
359 |
|
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask) |
360 |
|
!= MASK_HAS_BITS(remote_modifier_state, MapAltGrMask)) |
361 |
|
{ |
362 |
|
/* The remote modifier state is not correct */ |
363 |
|
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask)) |
364 |
|
{ |
365 |
|
/* Needs this modifier. Send down. */ |
366 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RALT); |
367 |
|
} |
368 |
|
else |
369 |
|
{ |
370 |
|
/* Should not use this modifier. Send up. */ |
371 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
372 |
|
} |
373 |
|
} |
374 |
|
|
375 |
|
/* NumLock */ |
376 |
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
377 |
|
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
378 |
|
{ |
379 |
|
/* The remote modifier state is not correct */ |
380 |
|
uint16 new_remote_state = 0; |
381 |
|
|
382 |
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
383 |
|
{ |
384 |
|
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
385 |
|
new_remote_state |= KBD_FLAG_NUMLOCK; |
386 |
|
} |
387 |
|
else |
388 |
|
{ |
389 |
|
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
390 |
|
} |
391 |
|
|
392 |
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
393 |
|
update_modifier_state(SCANCODE_CHAR_NUMLOCK, True); |
394 |
|
} |
395 |
|
} |
396 |
|
|
397 |
|
|
398 |
|
static void |
399 |
|
update_modifier_state(uint16 modifiers, BOOL pressed) |
400 |
|
{ |
401 |
|
#ifdef WITH_DEBUG_KBD |
402 |
|
uint16 old_modifier_state; |
403 |
|
|
404 |
|
old_modifier_state = remote_modifier_state; |
405 |
|
#endif |
406 |
|
|
407 |
|
switch (modifiers) |
408 |
|
{ |
409 |
|
case SCANCODE_CHAR_LSHIFT: |
410 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
411 |
|
break; |
412 |
|
case SCANCODE_CHAR_RSHIFT: |
413 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapRightShiftMask, pressed); |
414 |
|
break; |
415 |
|
case SCANCODE_CHAR_LCTRL: |
416 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapLeftCtrlMask, pressed); |
417 |
|
break; |
418 |
|
case SCANCODE_CHAR_RCTRL: |
419 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapRightCtrlMask, pressed); |
420 |
|
break; |
421 |
|
case SCANCODE_CHAR_LALT: |
422 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapLeftAltMask, pressed); |
423 |
|
break; |
424 |
|
case SCANCODE_CHAR_RALT: |
425 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapRightAltMask, pressed); |
426 |
|
break; |
427 |
|
case SCANCODE_CHAR_LWIN: |
428 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapLeftWinMask, pressed); |
429 |
|
break; |
430 |
|
case SCANCODE_CHAR_RWIN: |
431 |
|
MASK_CHANGE_BIT(remote_modifier_state, MapRightWinMask, pressed); |
432 |
|
break; |
433 |
|
case SCANCODE_CHAR_NUMLOCK: |
434 |
|
/* KeyReleases for NumLocks are sent immediately. Toggle the |
435 |
|
modifier state only on Keypress */ |
436 |
|
if (pressed) |
437 |
|
{ |
438 |
|
BOOL newNumLockState; |
439 |
|
newNumLockState = |
440 |
|
(MASK_HAS_BITS |
441 |
|
(remote_modifier_state, MapNumLockMask) == False); |
442 |
|
MASK_CHANGE_BIT(remote_modifier_state, |
443 |
|
MapNumLockMask, newNumLockState); |
444 |
|
} |
445 |
|
break; |
446 |
|
} |
447 |
|
|
448 |
|
#ifdef WITH_DEBUG_KBD |
449 |
|
if (old_modifier_state != remote_modifier_state) |
450 |
|
{ |
451 |
|
DEBUG_KBD(("Before updating modifier_state:0x%x, pressed=0x%x\n", |
452 |
|
old_modifier_state, pressed)); |
453 |
|
DEBUG_KBD(("After updating modifier_state:0x%x\n", remote_modifier_state)); |
454 |
|
} |
455 |
|
#endif |
456 |
|
|
457 |
|
} |
458 |
|
|
459 |
|
/* Send keyboard input */ |
460 |
|
void |
461 |
|
rdp_send_scancode(uint32 time, uint16 flags, uint16 scancode) |
462 |
|
{ |
463 |
|
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
464 |
|
|
465 |
|
if (scancode & SCANCODE_EXTENDED) |
466 |
|
{ |
467 |
|
DEBUG_KBD(("Sending extended scancode=0x%x, flags=0x%x\n", |
468 |
|
scancode & ~SCANCODE_EXTENDED, flags)); |
469 |
|
rdp_send_input(time, RDP_INPUT_SCANCODE, flags | KBD_FLAG_EXT, |
470 |
|
scancode & ~SCANCODE_EXTENDED, 0); |
471 |
|
} |
472 |
|
else |
473 |
|
{ |
474 |
|
DEBUG_KBD(("Sending scancode=0x%x, flags=0x%x\n", scancode, flags)); |
475 |
|
rdp_send_input(time, RDP_INPUT_SCANCODE, flags, scancode, 0); |
476 |
|
} |
477 |
|
} |