71 static void input_linux_toggle_grab(InputLinux *il)  in input_linux_toggle_grab()  argument
73     intptr_t request = !il->grab_active;  in input_linux_toggle_grab()
77     rc = ioctl(il->fd, EVIOCGRAB, request);  in input_linux_toggle_grab()
81     il->grab_active = !il->grab_active;  in input_linux_toggle_grab()
83     if (!il->grab_all) {  in input_linux_toggle_grab()
87         if (item == il || item->grab_all) {  in input_linux_toggle_grab()
91         if (item->grab_active != il->grab_active) {  in input_linux_toggle_grab()
97 static bool input_linux_check_toggle(InputLinux *il)  in input_linux_check_toggle()  argument
99     switch (il->grab_toggle) {  in input_linux_check_toggle()
101         return il->keydown[KEY_LEFTCTRL] &&  in input_linux_check_toggle()
102             il->keydown[KEY_RIGHTCTRL];  in input_linux_check_toggle()
105         return il->keydown[KEY_LEFTALT] &&  in input_linux_check_toggle()
106             il->keydown[KEY_RIGHTALT];  in input_linux_check_toggle()
109         return il->keydown[KEY_LEFTSHIFT] &&  in input_linux_check_toggle()
110             il->keydown[KEY_RIGHTSHIFT];  in input_linux_check_toggle()
113         return il->keydown[KEY_LEFTMETA] &&  in input_linux_check_toggle()
114             il->keydown[KEY_RIGHTMETA];  in input_linux_check_toggle()
117         return il->keydown[KEY_SCROLLLOCK];  in input_linux_check_toggle()
120         return (il->keydown[KEY_LEFTCTRL] ||  in input_linux_check_toggle()
121                 il->keydown[KEY_RIGHTCTRL]) &&  in input_linux_check_toggle()
122             il->keydown[KEY_SCROLLLOCK];  in input_linux_check_toggle()
131 static bool input_linux_should_skip(InputLinux *il,  in input_linux_should_skip()  argument
134     return (il->grab_toggle == GRAB_TOGGLE_KEYS_SCROLLLOCK ||  in input_linux_should_skip()
135             il->grab_toggle == GRAB_TOGGLE_KEYS_CTRL_SCROLLLOCK) &&  in input_linux_should_skip()
139 static void input_linux_handle_keyboard(InputLinux *il,  in input_linux_handle_keyboard()  argument
143         if (event->value > 2 || (event->value > 1 && !il->repeat)) {  in input_linux_handle_keyboard()
159         if (!il->keydown[event->code] && event->value) {  in input_linux_handle_keyboard()
160             il->keydown[event->code] = true;  in input_linux_handle_keyboard()
161             il->keycount++;  in input_linux_handle_keyboard()
163         if (il->keydown[event->code] && !event->value) {  in input_linux_handle_keyboard()
164             il->keydown[event->code] = false;  in input_linux_handle_keyboard()
165             il->keycount--;  in input_linux_handle_keyboard()
169         if (il->grab_active && !input_linux_should_skip(il, event)) {  in input_linux_handle_keyboard()
175         if (input_linux_check_toggle(il)) {  in input_linux_handle_keyboard()
176             il->grab_request = true;  in input_linux_handle_keyboard()
184         if (il->grab_request && !il->keycount) {  in input_linux_handle_keyboard()
185             il->grab_request = false;  in input_linux_handle_keyboard()
186             input_linux_toggle_grab(il);  in input_linux_handle_keyboard()
199 static void input_linux_handle_mouse(InputLinux *il, struct input_event *event)  in input_linux_handle_mouse()  argument
201     if (!il->grab_active) {  in input_linux_handle_mouse()
241             il->wheel = event->value;  in input_linux_handle_mouse()
249                                  il->abs_x_min, il->abs_x_max);  in input_linux_handle_mouse()
253                                  il->abs_y_min, il->abs_y_max);  in input_linux_handle_mouse()
259         if (il->wheel != 0) {  in input_linux_handle_mouse()
260             input_linux_event_mouse_button((il->wheel > 0)  in input_linux_handle_mouse()
263             il->wheel = 0;  in input_linux_handle_mouse()
271     InputLinux *il = opaque;  in input_linux_event()  local
274     uint8_t *p = (uint8_t *)&il->event;  in input_linux_event()
277         read_size = sizeof(il->event) - il->read_offset;  in input_linux_event()
278         rc = read(il->fd, &p[il->read_offset], read_size);  in input_linux_event()
282                 qemu_set_fd_handler(il->fd, NULL, NULL, NULL);  in input_linux_event()
283                 close(il->fd);  in input_linux_event()
285                 il->read_offset += rc;  in input_linux_event()
289         il->read_offset = 0;  in input_linux_event()
291         if (il->num_keys) {  in input_linux_event()
292             input_linux_handle_keyboard(il, &il->event);  in input_linux_event()
294         if ((il->has_rel_x || il->has_abs_x) && il->num_btns) {  in input_linux_event()
295             input_linux_handle_mouse(il, &il->event);  in input_linux_event()
302     InputLinux *il = INPUT_LINUX(uc);  in input_linux_complete()  local
309     if (!il->evdev) {  in input_linux_complete()
314     il->fd = open(il->evdev, O_RDWR);  in input_linux_complete()
315     if (il->fd < 0)  {  in input_linux_complete()
316         error_setg_file_open(errp, errno, il->evdev);  in input_linux_complete()
319     if (!g_unix_set_fd_nonblocking(il->fd, true, NULL)) {  in input_linux_complete()
324     rc = ioctl(il->fd, EVIOCGVERSION, &ver);  in input_linux_complete()
326         error_setg(errp, "%s: is not an evdev device", il->evdev);  in input_linux_complete()
330     rc = ioctl(il->fd, EVIOCGBIT(0, sizeof(evtmap)), &evtmap);  in input_linux_complete()
337         rc = ioctl(il->fd, EVIOCGBIT(EV_REL, sizeof(relmap)), &relmap);  in input_linux_complete()
342             il->has_rel_x = true;  in input_linux_complete()
348         rc = ioctl(il->fd, EVIOCGBIT(EV_ABS, sizeof(absmap)), &absmap);  in input_linux_complete()
353             il->has_abs_x = true;  in input_linux_complete()
354             rc = ioctl(il->fd, EVIOCGABS(ABS_X), &absinfo);  in input_linux_complete()
357                            il->evdev);  in input_linux_complete()
360             il->abs_x_min = absinfo.minimum;  in input_linux_complete()
361             il->abs_x_max = absinfo.maximum;  in input_linux_complete()
362             rc = ioctl(il->fd, EVIOCGABS(ABS_Y), &absinfo);  in input_linux_complete()
365                            il->evdev);  in input_linux_complete()
368             il->abs_y_min = absinfo.minimum;  in input_linux_complete()
369             il->abs_y_max = absinfo.maximum;  in input_linux_complete()
375         rc = ioctl(il->fd, EVIOCGBIT(EV_KEY, sizeof(keymap)), keymap);  in input_linux_complete()
379         rc = ioctl(il->fd, EVIOCGKEY(sizeof(keystate)), keystate);  in input_linux_complete()
381             error_setg(errp, "%s: failed to get global key state", il->evdev);  in input_linux_complete()
387                     il->num_btns++;  in input_linux_complete()
389                     il->num_keys++;  in input_linux_complete()
392                     il->keydown[i] = true;  in input_linux_complete()
393                     il->keycount++;  in input_linux_complete()
399     qemu_set_fd_handler(il->fd, input_linux_event, NULL, il);  in input_linux_complete()
400     if (il->keycount) {  in input_linux_complete()
402         il->grab_request = true;  in input_linux_complete()
404         input_linux_toggle_grab(il);  in input_linux_complete()
406     QTAILQ_INSERT_TAIL(&inputs, il, next);  in input_linux_complete()
407     il->initialized = true;  in input_linux_complete()
411     error_setg(errp, "%s: failed to read event bits", il->evdev);  in input_linux_complete()
414     close(il->fd);  in input_linux_complete()
419     InputLinux *il = INPUT_LINUX(obj);  in input_linux_instance_finalize()  local
421     if (il->initialized) {  in input_linux_instance_finalize()
422         QTAILQ_REMOVE(&inputs, il, next);  in input_linux_instance_finalize()
423         qemu_set_fd_handler(il->fd, NULL, NULL, NULL);  in input_linux_instance_finalize()
424         close(il->fd);  in input_linux_instance_finalize()
426     g_free(il->evdev);  in input_linux_instance_finalize()
431     InputLinux *il = INPUT_LINUX(obj);  in input_linux_get_evdev()  local
433     return g_strdup(il->evdev);  in input_linux_get_evdev()
439     InputLinux *il = INPUT_LINUX(obj);  in input_linux_set_evdev()  local
441     if (il->evdev) {  in input_linux_set_evdev()
445     il->evdev = g_strdup(value);  in input_linux_set_evdev()
450     InputLinux *il = INPUT_LINUX(obj);  in input_linux_get_grab_all()  local
452     return il->grab_all;  in input_linux_get_grab_all()
458     InputLinux *il = INPUT_LINUX(obj);  in input_linux_set_grab_all()  local
460     il->grab_all = value;  in input_linux_set_grab_all()
465     InputLinux *il = INPUT_LINUX(obj);  in input_linux_get_repeat()  local
467     return il->repeat;  in input_linux_get_repeat()
473     InputLinux *il = INPUT_LINUX(obj);  in input_linux_set_repeat()  local
475     il->repeat = value;  in input_linux_set_repeat()
480     InputLinux *il = INPUT_LINUX(obj);  in input_linux_get_grab_toggle()  local
482     return il->grab_toggle;  in input_linux_get_grab_toggle()
488     InputLinux *il = INPUT_LINUX(obj);  in input_linux_set_grab_toggle()  local
490     il->grab_toggle = value;  in input_linux_set_grab_toggle()