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/*
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* QEMU System Emulator
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*
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* Copyright (c) 2003-2008 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "sysemu.h"
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#include "net.h"
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#include "monitor.h"
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#include "console.h"
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#include "qjson.h"
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static QEMUPutKBDEvent *qemu_put_kbd_event;
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static void *qemu_put_kbd_event_opaque;
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static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers = QTAILQ_HEAD_INITIALIZER(led_handlers);
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static QTAILQ_HEAD(, QEMUPutMouseEntry) mouse_handlers =
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QTAILQ_HEAD_INITIALIZER(mouse_handlers);
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static NotifierList mouse_mode_notifiers =
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NOTIFIER_LIST_INITIALIZER(mouse_mode_notifiers);
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void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
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{
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qemu_put_kbd_event_opaque = opaque;
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qemu_put_kbd_event = func;
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}
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void qemu_remove_kbd_event_handler(void)
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{
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qemu_put_kbd_event_opaque = NULL;
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qemu_put_kbd_event = NULL;
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}
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static void check_mode_change(void)
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{
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static int current_is_absolute, current_has_absolute;
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int is_absolute;
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int has_absolute;
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is_absolute = kbd_mouse_is_absolute();
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has_absolute = kbd_mouse_has_absolute();
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if (is_absolute != current_is_absolute ||
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has_absolute != current_has_absolute) {
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notifier_list_notify(&mouse_mode_notifiers);
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}
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current_is_absolute = is_absolute;
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current_has_absolute = has_absolute;
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}
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QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
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void *opaque, int absolute,
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const char *name)
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{
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QEMUPutMouseEntry *s;
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static int mouse_index = 0;
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s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
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s->qemu_put_mouse_event = func;
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s->qemu_put_mouse_event_opaque = opaque;
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s->qemu_put_mouse_event_absolute = absolute;
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s->qemu_put_mouse_event_name = qemu_strdup(name);
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s->index = mouse_index++;
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QTAILQ_INSERT_TAIL(&mouse_handlers, s, node);
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check_mode_change();
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return s;
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}
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void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry)
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{
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QTAILQ_REMOVE(&mouse_handlers, entry, node);
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QTAILQ_INSERT_HEAD(&mouse_handlers, entry, node);
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check_mode_change();
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}
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void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
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{
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QTAILQ_REMOVE(&mouse_handlers, entry, node);
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qemu_free(entry->qemu_put_mouse_event_name);
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qemu_free(entry);
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check_mode_change();
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}
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QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func,
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void *opaque)
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{
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QEMUPutLEDEntry *s;
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s = qemu_mallocz(sizeof(QEMUPutLEDEntry));
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s->put_led = func;
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s->opaque = opaque;
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QTAILQ_INSERT_TAIL(&led_handlers, s, next);
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return s;
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}
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void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry)
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{
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if (entry == NULL)
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return;
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QTAILQ_REMOVE(&led_handlers, entry, next);
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qemu_free(entry);
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}
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void kbd_put_keycode(int keycode)
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{
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if (qemu_put_kbd_event) {
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qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
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}
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}
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void kbd_put_ledstate(int ledstate)
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{
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QEMUPutLEDEntry *cursor;
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QTAILQ_FOREACH(cursor, &led_handlers, next) {
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cursor->put_led(cursor->opaque, ledstate);
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}
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}
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void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
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{
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QEMUPutMouseEntry *entry;
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QEMUPutMouseEvent *mouse_event;
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void *mouse_event_opaque;
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int width;
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if (QTAILQ_EMPTY(&mouse_handlers)) {
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return;
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}
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entry = QTAILQ_FIRST(&mouse_handlers);
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mouse_event = entry->qemu_put_mouse_event;
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mouse_event_opaque = entry->qemu_put_mouse_event_opaque;
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if (mouse_event) {
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if (graphic_rotate) {
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if (entry->qemu_put_mouse_event_absolute)
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width = 0x7fff;
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else
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width = graphic_width - 1;
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mouse_event(mouse_event_opaque,
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width - dy, dx, dz, buttons_state);
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} else
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mouse_event(mouse_event_opaque,
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dx, dy, dz, buttons_state);
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}
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}
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int kbd_mouse_is_absolute(void)
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{
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if (QTAILQ_EMPTY(&mouse_handlers)) {
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return 0;
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}
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return QTAILQ_FIRST(&mouse_handlers)->qemu_put_mouse_event_absolute;
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}
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int kbd_mouse_has_absolute(void)
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{
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QEMUPutMouseEntry *entry;
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QTAILQ_FOREACH(entry, &mouse_handlers, node) {
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if (entry->qemu_put_mouse_event_absolute) {
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return 1;
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}
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}
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return 0;
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}
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static void info_mice_iter(QObject *data, void *opaque)
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{
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QDict *mouse;
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Monitor *mon = opaque;
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mouse = qobject_to_qdict(data);
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monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
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(qdict_get_bool(mouse, "current") ? '*' : ' '),
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qdict_get_int(mouse, "index"), qdict_get_str(mouse, "name"),
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qdict_get_bool(mouse, "absolute") ? " (absolute)" : "");
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}
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void do_info_mice_print(Monitor *mon, const QObject *data)
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{
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QList *mice_list;
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mice_list = qobject_to_qlist(data);
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if (qlist_empty(mice_list)) {
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monitor_printf(mon, "No mouse devices connected\n");
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return;
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}
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qlist_iter(mice_list, info_mice_iter, mon);
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}
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void do_info_mice(Monitor *mon, QObject **ret_data)
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{
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QEMUPutMouseEntry *cursor;
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QList *mice_list;
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int current;
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mice_list = qlist_new();
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if (QTAILQ_EMPTY(&mouse_handlers)) {
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goto out;
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}
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current = QTAILQ_FIRST(&mouse_handlers)->index;
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QTAILQ_FOREACH(cursor, &mouse_handlers, node) {
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QObject *obj;
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obj = qobject_from_jsonf("{ 'name': %s,"
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" 'index': %d,"
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" 'current': %i,"
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" 'absolute': %i }",
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cursor->qemu_put_mouse_event_name,
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cursor->index,
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cursor->index == current,
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!!cursor->qemu_put_mouse_event_absolute);
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qlist_append_obj(mice_list, obj);
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}
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out:
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*ret_data = QOBJECT(mice_list);
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}
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void do_mouse_set(Monitor *mon, const QDict *qdict)
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{
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QEMUPutMouseEntry *cursor;
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int index = qdict_get_int(qdict, "index");
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int found = 0;
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if (QTAILQ_EMPTY(&mouse_handlers)) {
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monitor_printf(mon, "No mouse devices connected\n");
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return;
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}
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QTAILQ_FOREACH(cursor, &mouse_handlers, node) {
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if (cursor->index == index) {
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found = 1;
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qemu_activate_mouse_event_handler(cursor);
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break;
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}
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}
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if (!found) {
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monitor_printf(mon, "Mouse at given index not found\n");
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}
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check_mode_change();
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}
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void qemu_add_mouse_mode_change_notifier(Notifier *notify)
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{
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notifier_list_add(&mouse_mode_notifiers, notify);
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}
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void qemu_remove_mouse_mode_change_notifier(Notifier *notify)
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{
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notifier_list_remove(&mouse_mode_notifiers, notify);
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}