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*/ |
*/ |
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#include <X11/Xlib.h> |
#include <X11/Xlib.h> |
22 |
#include <X11/keysym.h> |
#define XK_MISCELLANY |
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#include <stdio.h> |
#include <X11/keysymdef.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <ctype.h> |
#include <ctype.h> |
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#include <limits.h> |
#include <limits.h> |
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#include <time.h> |
27 |
#include "rdesktop.h" |
#include "rdesktop.h" |
28 |
#include "scancodes.h" |
#include "scancodes.h" |
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36 |
extern int keylayout; |
extern int keylayout; |
37 |
extern BOOL enable_compose; |
extern BOOL enable_compose; |
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39 |
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static BOOL keymap_loaded; |
40 |
static key_translation keymap[KEYMAP_SIZE]; |
static key_translation keymap[KEYMAP_SIZE]; |
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static int min_keycode; |
static int min_keycode; |
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static uint16 remote_modifier_state = 0; |
static uint16 remote_modifier_state = 0; |
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static void update_modifier_state(uint16 modifiers, BOOL pressed); |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
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static void |
static void |
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add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
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MASK_ADD_BITS(modifiers, MapLocalStateMask); |
MASK_ADD_BITS(modifiers, MapLocalStateMask); |
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} |
} |
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180 |
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if (strstr(line_rest, "inhibit")) |
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{ |
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MASK_ADD_BITS(modifiers, MapInhibitMask); |
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} |
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add_to_keymap(keyname, scancode, modifiers, mapname); |
add_to_keymap(keyname, scancode, modifiers, mapname); |
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if (strstr(line_rest, "addupper")) |
if (strstr(line_rest, "addupper")) |
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/* Before connecting and creating UI */ |
/* Before connecting and creating UI */ |
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void |
void |
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xkeymap_init1(void) |
xkeymap_init(void) |
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{ |
{ |
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int i; |
unsigned int max_keycode; |
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/* Zeroing keymap */ |
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for (i = 0; i < KEYMAP_SIZE; i++) |
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{ |
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keymap[i].scancode = 0; |
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keymap[i].modifiers = 0; |
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} |
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209 |
if (strcmp(keymapname, "none")) |
if (strcmp(keymapname, "none")) |
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{ |
{ |
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xkeymap_read(keymapname); |
if (xkeymap_read(keymapname)) |
212 |
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keymap_loaded = True; |
213 |
} |
} |
214 |
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215 |
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XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode); |
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} |
} |
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/* After connecting and creating UI */ |
/* Handles, for example, multi-scancode keypresses (which is not |
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void |
possible via keymap-files) */ |
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xkeymap_init2(void) |
BOOL |
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handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
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{ |
{ |
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unsigned int max_keycode; |
switch (keysym) |
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XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode); |
{ |
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case XK_Break: |
226 |
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if (get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
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{ |
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/* toggle full screen */ |
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if (pressed) |
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xwin_toggle_fullscreen(); |
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232 |
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} |
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else |
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{ |
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/* Send Break sequence E0 46 E0 C6 */ |
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if (pressed) |
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{ |
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rdp_send_scancode(ev_time, RDP_KEYPRESS, |
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(SCANCODE_EXTENDED | 0x46)); |
240 |
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rdp_send_scancode(ev_time, RDP_KEYPRESS, |
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(SCANCODE_EXTENDED | 0xc6)); |
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} |
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/* No break sequence */ |
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} |
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return True; |
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break; |
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case XK_Pause: |
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/* According to MS Keyboard Scan Code |
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Specification, pressing Pause should result |
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in E1 1D 45 E1 9D C5. I'm not exactly sure |
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of how this is supposed to be sent via |
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RDP. The code below seems to work, but with |
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the side effect that Left Ctrl stays |
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down. Therefore, we release it when Pause |
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is released. */ |
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if (pressed) |
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{ |
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
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} |
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else |
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{ |
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// Release Left Ctrl |
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rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, 0x1d, |
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0); |
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} |
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return True; |
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break; |
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case XK_Meta_L: /* Windows keys */ |
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case XK_Super_L: |
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case XK_Hyper_L: |
280 |
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case XK_Meta_R: |
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case XK_Super_R: |
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case XK_Hyper_R: |
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if (pressed) |
284 |
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{ |
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rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
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rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
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} |
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else |
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{ |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
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} |
293 |
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return True; |
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break; |
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} |
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return False; |
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} |
} |
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key_translation |
key_translation |
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xkeymap_translate_key(KeySym keysym, unsigned int keycode, unsigned int state) |
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
302 |
{ |
{ |
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key_translation tr = { 0, 0 }; |
key_translation tr = { 0, 0 }; |
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tr = keymap[keysym & KEYMAP_MASK]; |
tr = keymap[keysym & KEYMAP_MASK]; |
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307 |
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if (tr.modifiers & MapInhibitMask) |
308 |
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{ |
309 |
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DEBUG_KBD(("Inhibiting key\n")); |
310 |
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tr.scancode = 0; |
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return tr; |
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} |
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if (tr.modifiers & MapLocalStateMask) |
if (tr.modifiers & MapLocalStateMask) |
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{ |
{ |
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/* The modifiers to send for this key should be obtained |
/* The modifiers to send for this key should be obtained |
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324 |
if (tr.scancode != 0) |
if (tr.scancode != 0) |
325 |
{ |
{ |
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DEBUG_KBD |
DEBUG_KBD(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
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(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
tr.scancode, tr.modifiers)); |
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tr.scancode, tr.modifiers)); |
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return tr; |
return tr; |
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} |
} |
330 |
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fprintf(stderr, "No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
if (keymap_loaded) |
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error("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
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/* not in keymap, try to interpret the raw scancode */ |
/* not in keymap, try to interpret the raw scancode */ |
335 |
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
336 |
{ |
{ |
337 |
tr.scancode = keycode - min_keycode; |
tr.scancode = keycode - min_keycode; |
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fprintf(stderr, "Sending guessed scancode 0x%x\n", tr.scancode); |
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/* The modifiers to send for this key should be |
340 |
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obtained from the local state. Currently, only |
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shift is implemented. */ |
342 |
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if (state & ShiftMask) |
343 |
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{ |
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tr.modifiers = MapLeftShiftMask; |
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} |
346 |
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DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
348 |
} |
} |
349 |
else |
else |
350 |
{ |
{ |
351 |
fprintf(stderr, "No good guess for keycode 0x%x found\n", keycode); |
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
352 |
} |
} |
353 |
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return tr; |
return tr; |
375 |
} |
} |
376 |
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char * |
char * |
378 |
get_ksname(KeySym keysym) |
get_ksname(uint32 keysym) |
379 |
{ |
{ |
380 |
char *ksname = NULL; |
char *ksname = NULL; |
381 |
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387 |
return ksname; |
return ksname; |
388 |
} |
} |
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BOOL |
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inhibit_key(KeySym keysym) |
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{ |
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switch (keysym) |
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{ |
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case XK_Caps_Lock: |
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return True; |
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break; |
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case XK_Multi_key: |
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return True; |
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break; |
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case XK_Num_Lock: |
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return True; |
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break; |
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default: |
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break; |
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} |
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return False; |
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} |
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390 |
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void |
void |
392 |
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
408 |
break; |
break; |
409 |
} |
} |
410 |
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411 |
/* Shift */ |
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
412 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
413 |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
!= MASK_HAS_BITS(remote_modifier_state, MapShiftMask)) |
414 |
{ |
{ |
415 |
/* The remote modifier state is not correct */ |
/* The remote modifier state is not correct */ |
416 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask)) |
if (MASK_HAS_BITS(tr.modifiers, MapLeftShiftMask)) |
417 |
{ |
{ |
418 |
/* Needs this modifier. Send down. */ |
/* Needs left shift. Send down. */ |
419 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LSHIFT); |
420 |
} |
} |
421 |
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else if (MASK_HAS_BITS(tr.modifiers, MapRightShiftMask)) |
422 |
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{ |
423 |
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/* Needs right shift. Send down. */ |
424 |
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rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_RSHIFT); |
425 |
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} |
426 |
else |
else |
427 |
{ |
{ |
428 |
/* Should not use this modifier. Send up. */ |
/* Should not use this modifier. Send up for shift currently pressed. */ |
429 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask)) |
430 |
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/* Left shift is down */ |
431 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
432 |
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else |
433 |
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/* Right shift is down */ |
434 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
435 |
} |
} |
436 |
} |
} |
437 |
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475 |
} |
} |
476 |
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477 |
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478 |
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void |
479 |
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reset_modifier_keys(unsigned int state) |
480 |
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{ |
481 |
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/* reset keys */ |
482 |
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uint32 ev_time; |
483 |
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ev_time = time(NULL); |
484 |
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485 |
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if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) && !get_key_state(state, XK_Shift_L)) |
486 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
487 |
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488 |
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if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) && !get_key_state(state, XK_Shift_R)) |
489 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
490 |
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491 |
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if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) && !get_key_state(state, XK_Control_L)) |
492 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
493 |
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494 |
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if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) && !get_key_state(state, XK_Control_R)) |
495 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
496 |
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497 |
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if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
498 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
499 |
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500 |
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if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
501 |
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!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch)) |
502 |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
503 |
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} |
504 |
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505 |
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506 |
static void |
static void |
507 |
update_modifier_state(uint16 modifiers, BOOL pressed) |
update_modifier_state(uint8 scancode, BOOL pressed) |
508 |
{ |
{ |
509 |
#ifdef WITH_DEBUG_KBD |
#ifdef WITH_DEBUG_KBD |
510 |
uint16 old_modifier_state; |
uint16 old_modifier_state; |
512 |
old_modifier_state = remote_modifier_state; |
old_modifier_state = remote_modifier_state; |
513 |
#endif |
#endif |
514 |
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515 |
switch (modifiers) |
switch (scancode) |
516 |
{ |
{ |
517 |
case SCANCODE_CHAR_LSHIFT: |
case SCANCODE_CHAR_LSHIFT: |
518 |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed); |
566 |
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567 |
/* Send keyboard input */ |
/* Send keyboard input */ |
568 |
void |
void |
569 |
rdp_send_scancode(uint32 time, uint16 flags, uint16 scancode) |
rdp_send_scancode(uint32 time, uint16 flags, uint8 scancode) |
570 |
{ |
{ |
571 |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
update_modifier_state(scancode, !(flags & RDP_KEYRELEASE)); |
572 |
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