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