1 |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X keyboard mapping |
4 |
|
5 |
Copyright (C) Matthew Chapman 1999-2002 |
6 |
Copyright (C) Peter Astrand <peter@cendio.se> 2003 |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
11 |
(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#ifdef RDP2VNC |
24 |
#include "vnc/x11stubs.h" |
25 |
#else |
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#include <X11/Xlib.h> |
27 |
#include <X11/keysym.h> |
28 |
#endif |
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|
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#include <ctype.h> |
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#include <limits.h> |
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#include <time.h> |
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#include "rdesktop.h" |
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#include "scancodes.h" |
35 |
|
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#define KEYMAP_SIZE 0xffff+1 |
37 |
#define KEYMAP_MASK 0xffff |
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#define KEYMAP_MAX_LINE_LENGTH 80 |
39 |
|
40 |
extern Display *g_display; |
41 |
extern Window g_wnd; |
42 |
extern char keymapname[16]; |
43 |
extern int keylayout; |
44 |
extern int g_win_button_size; |
45 |
extern BOOL g_enable_compose; |
46 |
extern BOOL g_use_rdp5; |
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|
48 |
static BOOL keymap_loaded; |
49 |
static key_translation keymap[KEYMAP_SIZE]; |
50 |
static int min_keycode; |
51 |
static uint16 remote_modifier_state = 0; |
52 |
static uint16 saved_remote_modifier_state = 0; |
53 |
|
54 |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
55 |
|
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static void |
57 |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
58 |
{ |
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KeySym keysym; |
60 |
|
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keysym = XStringToKeysym(keyname); |
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if (keysym == NoSymbol) |
63 |
{ |
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DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring)\n", keyname, mapname)); |
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return; |
66 |
} |
67 |
|
68 |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
69 |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
70 |
|
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keymap[keysym & KEYMAP_MASK].scancode = scancode; |
72 |
keymap[keysym & KEYMAP_MASK].modifiers = modifiers; |
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|
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return; |
75 |
} |
76 |
|
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|
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static BOOL |
79 |
xkeymap_read(char *mapname) |
80 |
{ |
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FILE *fp; |
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char line[KEYMAP_MAX_LINE_LENGTH]; |
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char path[PATH_MAX], inplace_path[PATH_MAX]; |
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unsigned int line_num = 0; |
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unsigned int line_length = 0; |
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char *keyname, *p; |
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char *line_rest; |
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uint8 scancode; |
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uint16 modifiers; |
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|
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|
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strcpy(path, KEYMAP_PATH); |
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strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
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|
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fp = fopen(path, "r"); |
96 |
if (fp == NULL) |
97 |
{ |
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/* in case we are running from the source tree */ |
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strcpy(inplace_path, "keymaps/"); |
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strncat(inplace_path, mapname, sizeof(inplace_path) - sizeof("keymaps/")); |
101 |
|
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fp = fopen(inplace_path, "r"); |
103 |
if (fp == NULL) |
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{ |
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error("Failed to open keymap %s\n", path); |
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return False; |
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} |
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} |
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|
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/* FIXME: More tolerant on white space */ |
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while (fgets(line, sizeof(line), fp) != NULL) |
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{ |
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line_num++; |
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|
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/* Replace the \n with \0 */ |
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p = strchr(line, '\n'); |
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if (p != NULL) |
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*p = 0; |
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|
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line_length = strlen(line); |
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|
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/* Completely empty line */ |
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if (strspn(line, " \t\n\r\f\v") == line_length) |
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{ |
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continue; |
126 |
} |
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|
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/* Include */ |
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if (strncmp(line, "include ", 8) == 0) |
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{ |
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if (!xkeymap_read(line + 8)) |
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return False; |
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continue; |
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} |
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|
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/* map */ |
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if (strncmp(line, "map ", 4) == 0) |
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{ |
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keylayout = strtol(line + 4, NULL, 16); |
140 |
DEBUG_KBD(("Keylayout 0x%x\n", keylayout)); |
141 |
continue; |
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} |
143 |
|
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/* compose */ |
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if (strncmp(line, "enable_compose", 15) == 0) |
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{ |
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DEBUG_KBD(("Enabling compose handling\n")); |
148 |
g_enable_compose = True; |
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continue; |
150 |
} |
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|
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/* Comment */ |
153 |
if (line[0] == '#') |
154 |
{ |
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continue; |
156 |
} |
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|
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/* Normal line */ |
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keyname = line; |
160 |
p = strchr(line, ' '); |
161 |
if (p == NULL) |
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{ |
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error("Bad line %d in keymap %s\n", line_num, mapname); |
164 |
continue; |
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} |
166 |
else |
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{ |
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*p = 0; |
169 |
} |
170 |
|
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/* scancode */ |
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p++; |
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scancode = strtol(p, &line_rest, 16); |
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|
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/* flags */ |
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/* FIXME: Should allow case-insensitive flag names. |
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Fix by using lex+yacc... */ |
178 |
modifiers = 0; |
179 |
if (strstr(line_rest, "altgr")) |
180 |
{ |
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MASK_ADD_BITS(modifiers, MapAltGrMask); |
182 |
} |
183 |
|
184 |
if (strstr(line_rest, "shift")) |
185 |
{ |
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MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
187 |
} |
188 |
|
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if (strstr(line_rest, "localstate")) |
190 |
{ |
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MASK_ADD_BITS(modifiers, MapLocalStateMask); |
192 |
} |
193 |
|
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if (strstr(line_rest, "inhibit")) |
195 |
{ |
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MASK_ADD_BITS(modifiers, MapInhibitMask); |
197 |
} |
198 |
|
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add_to_keymap(keyname, scancode, modifiers, mapname); |
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|
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if (strstr(line_rest, "addupper")) |
202 |
{ |
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/* Automatically add uppercase key, with same modifiers |
204 |
plus shift */ |
205 |
for (p = keyname; *p; p++) |
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*p = toupper((int) *p); |
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MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
208 |
add_to_keymap(keyname, scancode, modifiers, mapname); |
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} |
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} |
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|
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fclose(fp); |
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return True; |
214 |
} |
215 |
|
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|
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/* Before connecting and creating UI */ |
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void |
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xkeymap_init(void) |
220 |
{ |
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unsigned int max_keycode; |
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char *mapname_ptr; |
223 |
|
224 |
/* Make keymapname lowercase */ |
225 |
mapname_ptr = keymapname; |
226 |
while (*mapname_ptr) |
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{ |
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*mapname_ptr = tolower((int) *mapname_ptr); |
229 |
mapname_ptr++; |
230 |
} |
231 |
|
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if (strcmp(keymapname, "none")) |
233 |
{ |
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if (xkeymap_read(keymapname)) |
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keymap_loaded = True; |
236 |
} |
237 |
|
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XDisplayKeycodes(g_display, &min_keycode, (int *) &max_keycode); |
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} |
240 |
|
241 |
static void |
242 |
send_winkey(uint32 ev_time, BOOL pressed, BOOL leftkey) |
243 |
{ |
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uint8 winkey; |
245 |
|
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if (leftkey) |
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winkey = SCANCODE_CHAR_LWIN; |
248 |
else |
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winkey = SCANCODE_CHAR_RWIN; |
250 |
|
251 |
if (pressed) |
252 |
{ |
253 |
if (g_use_rdp5) |
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{ |
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rdp_send_scancode(ev_time, RDP_KEYPRESS, winkey); |
256 |
} |
257 |
else |
258 |
{ |
259 |
/* RDP4 doesn't support winkey. Fake with Ctrl-Esc */ |
260 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
261 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
262 |
} |
263 |
} |
264 |
else |
265 |
{ |
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/* key released */ |
267 |
if (g_use_rdp5) |
268 |
{ |
269 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, winkey); |
270 |
} |
271 |
else |
272 |
{ |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
274 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
275 |
} |
276 |
} |
277 |
} |
278 |
|
279 |
/* Handles, for example, multi-scancode keypresses (which is not |
280 |
possible via keymap-files) */ |
281 |
BOOL |
282 |
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
283 |
{ |
284 |
switch (keysym) |
285 |
{ |
286 |
case XK_Return: |
287 |
if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
288 |
&& (get_key_state(state, XK_Control_L) |
289 |
|| get_key_state(state, XK_Control_R))) |
290 |
{ |
291 |
/* Ctrl-Alt-Enter: toggle full screen */ |
292 |
if (pressed) |
293 |
xwin_toggle_fullscreen(); |
294 |
return True; |
295 |
} |
296 |
break; |
297 |
|
298 |
case XK_Break: |
299 |
/* Send Break sequence E0 46 E0 C6 */ |
300 |
if (pressed) |
301 |
{ |
302 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
303 |
(SCANCODE_EXTENDED | 0x46)); |
304 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
305 |
(SCANCODE_EXTENDED | 0xc6)); |
306 |
} |
307 |
/* No release sequence */ |
308 |
return True; |
309 |
|
310 |
case XK_Pause: |
311 |
/* According to MS Keyboard Scan Code |
312 |
Specification, pressing Pause should result |
313 |
in E1 1D 45 E1 9D C5. I'm not exactly sure |
314 |
of how this is supposed to be sent via |
315 |
RDP. The code below seems to work, but with |
316 |
the side effect that Left Ctrl stays |
317 |
down. Therefore, we release it when Pause |
318 |
is released. */ |
319 |
if (pressed) |
320 |
{ |
321 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
322 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
323 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
324 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
325 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
326 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
327 |
} |
328 |
else |
329 |
{ |
330 |
/* Release Left Ctrl */ |
331 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, |
332 |
0x1d, 0); |
333 |
} |
334 |
return True; |
335 |
|
336 |
case XK_Meta_L: /* Windows keys */ |
337 |
case XK_Super_L: |
338 |
case XK_Hyper_L: |
339 |
send_winkey(ev_time, pressed, True); |
340 |
return True; |
341 |
|
342 |
case XK_Meta_R: |
343 |
case XK_Super_R: |
344 |
case XK_Hyper_R: |
345 |
send_winkey(ev_time, pressed, False); |
346 |
return True; |
347 |
|
348 |
case XK_space: |
349 |
/* Prevent access to the Windows system menu in single app mode */ |
350 |
if (g_win_button_size |
351 |
&& (get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R))) |
352 |
return True; |
353 |
|
354 |
} |
355 |
return False; |
356 |
} |
357 |
|
358 |
|
359 |
key_translation |
360 |
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
361 |
{ |
362 |
key_translation tr = { 0, 0 }; |
363 |
|
364 |
tr = keymap[keysym & KEYMAP_MASK]; |
365 |
|
366 |
if (tr.modifiers & MapInhibitMask) |
367 |
{ |
368 |
DEBUG_KBD(("Inhibiting key\n")); |
369 |
tr.scancode = 0; |
370 |
return tr; |
371 |
} |
372 |
|
373 |
if (tr.modifiers & MapLocalStateMask) |
374 |
{ |
375 |
/* The modifiers to send for this key should be obtained |
376 |
from the local state. Currently, only shift is implemented. */ |
377 |
if (state & ShiftMask) |
378 |
{ |
379 |
tr.modifiers = MapLeftShiftMask; |
380 |
} |
381 |
} |
382 |
|
383 |
if (tr.scancode != 0) |
384 |
{ |
385 |
DEBUG_KBD(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
386 |
tr.scancode, tr.modifiers)); |
387 |
return tr; |
388 |
} |
389 |
|
390 |
if (keymap_loaded) |
391 |
warning("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
392 |
|
393 |
/* not in keymap, try to interpret the raw scancode */ |
394 |
if (((int) keycode >= min_keycode) && (keycode <= 0x60)) |
395 |
{ |
396 |
tr.scancode = keycode - min_keycode; |
397 |
|
398 |
/* The modifiers to send for this key should be |
399 |
obtained from the local state. Currently, only |
400 |
shift is implemented. */ |
401 |
if (state & ShiftMask) |
402 |
{ |
403 |
tr.modifiers = MapLeftShiftMask; |
404 |
} |
405 |
|
406 |
DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
407 |
} |
408 |
else |
409 |
{ |
410 |
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
411 |
} |
412 |
|
413 |
return tr; |
414 |
} |
415 |
|
416 |
uint16 |
417 |
xkeymap_translate_button(unsigned int button) |
418 |
{ |
419 |
switch (button) |
420 |
{ |
421 |
case Button1: /* left */ |
422 |
return MOUSE_FLAG_BUTTON1; |
423 |
case Button2: /* middle */ |
424 |
return MOUSE_FLAG_BUTTON3; |
425 |
case Button3: /* right */ |
426 |
return MOUSE_FLAG_BUTTON2; |
427 |
case Button4: /* wheel up */ |
428 |
return MOUSE_FLAG_BUTTON4; |
429 |
case Button5: /* wheel down */ |
430 |
return MOUSE_FLAG_BUTTON5; |
431 |
} |
432 |
|
433 |
return 0; |
434 |
} |
435 |
|
436 |
char * |
437 |
get_ksname(uint32 keysym) |
438 |
{ |
439 |
char *ksname = NULL; |
440 |
|
441 |
if (keysym == NoSymbol) |
442 |
ksname = "NoSymbol"; |
443 |
else if (!(ksname = XKeysymToString(keysym))) |
444 |
ksname = "(no name)"; |
445 |
|
446 |
return ksname; |
447 |
} |
448 |
|
449 |
static BOOL |
450 |
is_modifier(uint8 scancode) |
451 |
{ |
452 |
switch (scancode) |
453 |
{ |
454 |
case SCANCODE_CHAR_LSHIFT: |
455 |
case SCANCODE_CHAR_RSHIFT: |
456 |
case SCANCODE_CHAR_LCTRL: |
457 |
case SCANCODE_CHAR_RCTRL: |
458 |
case SCANCODE_CHAR_LALT: |
459 |
case SCANCODE_CHAR_RALT: |
460 |
case SCANCODE_CHAR_LWIN: |
461 |
case SCANCODE_CHAR_RWIN: |
462 |
case SCANCODE_CHAR_NUMLOCK: |
463 |
return True; |
464 |
default: |
465 |
break; |
466 |
} |
467 |
return False; |
468 |
} |
469 |
|
470 |
void |
471 |
save_remote_modifiers(uint8 scancode) |
472 |
{ |
473 |
if (is_modifier(scancode)) |
474 |
return; |
475 |
|
476 |
saved_remote_modifier_state = remote_modifier_state; |
477 |
} |
478 |
|
479 |
void |
480 |
restore_remote_modifiers(uint32 ev_time, uint8 scancode) |
481 |
{ |
482 |
key_translation dummy; |
483 |
|
484 |
if (is_modifier(scancode)) |
485 |
return; |
486 |
|
487 |
dummy.scancode = 0; |
488 |
dummy.modifiers = saved_remote_modifier_state; |
489 |
ensure_remote_modifiers(ev_time, dummy); |
490 |
} |
491 |
|
492 |
void |
493 |
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
494 |
{ |
495 |
/* If this key is a modifier, do nothing */ |
496 |
if (is_modifier(tr.scancode)) |
497 |
return; |
498 |
|
499 |
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
500 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
501 |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
502 |
{ |
503 |
/* The remote modifier state is not correct */ |
504 |
if (MASK_HAS_BITS(tr.modifiers, MapLeftShiftMask)) |
505 |
{ |
506 |
/* Needs left shift. Send down. */ |
507 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
508 |
} |
509 |
else if (MASK_HAS_BITS(tr.modifiers, MapRightShiftMask)) |
510 |
{ |
511 |
/* Needs right shift. Send down. */ |
512 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RSHIFT); |
513 |
} |
514 |
else |
515 |
{ |
516 |
/* Should not use this modifier. Send up for shift currently pressed. */ |
517 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask)) |
518 |
/* Left shift is down */ |
519 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
520 |
else |
521 |
/* Right shift is down */ |
522 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
523 |
} |
524 |
} |
525 |
|
526 |
/* AltGr */ |
527 |
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask) |
528 |
!= MASK_HAS_BITS(remote_modifier_state, MapAltGrMask)) |
529 |
{ |
530 |
/* The remote modifier state is not correct */ |
531 |
if (MASK_HAS_BITS(tr.modifiers, MapAltGrMask)) |
532 |
{ |
533 |
/* Needs this modifier. Send down. */ |
534 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RALT); |
535 |
} |
536 |
else |
537 |
{ |
538 |
/* Should not use this modifier. Send up. */ |
539 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
540 |
} |
541 |
} |
542 |
|
543 |
|
544 |
} |
545 |
|
546 |
|
547 |
unsigned int |
548 |
read_keyboard_state() |
549 |
{ |
550 |
unsigned int state; |
551 |
Window wdummy; |
552 |
int dummy; |
553 |
|
554 |
XQueryPointer(g_display, g_wnd, &wdummy, &wdummy, &dummy, &dummy, &dummy, &dummy, &state); |
555 |
return state; |
556 |
} |
557 |
|
558 |
|
559 |
uint16 |
560 |
ui_get_numlock_state(unsigned int state) |
561 |
{ |
562 |
uint16 numlock_state = 0; |
563 |
|
564 |
if (get_key_state(state, XK_Num_Lock)) |
565 |
numlock_state = KBD_FLAG_NUMLOCK; |
566 |
|
567 |
return numlock_state; |
568 |
} |
569 |
|
570 |
|
571 |
void |
572 |
reset_modifier_keys() |
573 |
{ |
574 |
unsigned int state = read_keyboard_state(); |
575 |
|
576 |
/* reset keys */ |
577 |
uint32 ev_time; |
578 |
ev_time = time(NULL); |
579 |
|
580 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) |
581 |
&& !get_key_state(state, XK_Shift_L)) |
582 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
583 |
|
584 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) |
585 |
&& !get_key_state(state, XK_Shift_R)) |
586 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
587 |
|
588 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) |
589 |
&& !get_key_state(state, XK_Control_L)) |
590 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
591 |
|
592 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) |
593 |
&& !get_key_state(state, XK_Control_R)) |
594 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
595 |
|
596 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
597 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
598 |
|
599 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
600 |
!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch)) |
601 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
602 |
|
603 |
rdp_send_input(ev_time, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(state), 0); |
604 |
} |
605 |
|
606 |
|
607 |
static void |
608 |
update_modifier_state(uint8 scancode, BOOL pressed) |
609 |
{ |
610 |
#ifdef WITH_DEBUG_KBD |
611 |
uint16 old_modifier_state; |
612 |
|
613 |
old_modifier_state = remote_modifier_state; |
614 |
#endif |
615 |
|
616 |
switch (scancode) |
617 |
{ |
618 |
case SCANCODE_CHAR_LSHIFT: |
619 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
620 |
break; |
621 |
case SCANCODE_CHAR_RSHIFT: |
622 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightShiftMask, pressed); |
623 |
break; |
624 |
case SCANCODE_CHAR_LCTRL: |
625 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftCtrlMask, pressed); |
626 |
break; |
627 |
case SCANCODE_CHAR_RCTRL: |
628 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightCtrlMask, pressed); |
629 |
break; |
630 |
case SCANCODE_CHAR_LALT: |
631 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftAltMask, pressed); |
632 |
break; |
633 |
case SCANCODE_CHAR_RALT: |
634 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightAltMask, pressed); |
635 |
break; |
636 |
case SCANCODE_CHAR_LWIN: |
637 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftWinMask, pressed); |
638 |
break; |
639 |
case SCANCODE_CHAR_RWIN: |
640 |
MASK_CHANGE_BIT(remote_modifier_state, MapRightWinMask, pressed); |
641 |
break; |
642 |
} |
643 |
|
644 |
#ifdef WITH_DEBUG_KBD |
645 |
if (old_modifier_state != remote_modifier_state) |
646 |
{ |
647 |
DEBUG_KBD(("Before updating modifier_state:0x%x, pressed=0x%x\n", |
648 |
old_modifier_state, pressed)); |
649 |
DEBUG_KBD(("After updating modifier_state:0x%x\n", remote_modifier_state)); |
650 |
} |
651 |
#endif |
652 |
|
653 |
} |
654 |
|
655 |
/* Send keyboard input */ |
656 |
void |
657 |
rdp_send_scancode(uint32 time, uint16 flags, uint8 scancode) |
658 |
{ |
659 |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
660 |
|
661 |
if (scancode & SCANCODE_EXTENDED) |
662 |
{ |
663 |
DEBUG_KBD(("Sending extended scancode=0x%x, flags=0x%x\n", |
664 |
scancode & ~SCANCODE_EXTENDED, flags)); |
665 |
rdp_send_input(time, RDP_INPUT_SCANCODE, flags | KBD_FLAG_EXT, |
666 |
scancode & ~SCANCODE_EXTENDED, 0); |
667 |
} |
668 |
else |
669 |
{ |
670 |
DEBUG_KBD(("Sending scancode=0x%x, flags=0x%x\n", scancode, flags)); |
671 |
rdp_send_input(time, RDP_INPUT_SCANCODE, flags, scancode, 0); |
672 |
} |
673 |
} |