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authorGerd Hoffmann <kraxel@redhat.com>2010-02-26 17:17:36 +0100
committerAnthony Liguori <aliguori@us.ibm.com>2010-03-09 08:47:20 -0600
commit03a23a85f4c2588778d7d58ae49e5521d79d1b06 (patch)
tree385546624ed9fc33795991574dff6c1791f61b19 /input.c
parent32bb404a6a4d726dfd691f75704f08257ce65ffe (diff)
kbd leds: infrastructure
Adds infrastructure for keyboard led status tracking to qemu. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'input.c')
-rw-r--r--input.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/input.c b/input.c
index 955b9ab04d..baaa4c60c6 100644
--- a/input.c
+++ b/input.c
@@ -33,6 +33,7 @@ static QEMUPutKBDEvent *qemu_put_kbd_event;
static void *qemu_put_kbd_event_opaque;
static QEMUPutMouseEntry *qemu_put_mouse_event_head;
static QEMUPutMouseEntry *qemu_put_mouse_event_current;
+static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers = QTAILQ_HEAD_INITIALIZER(led_handlers);
void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
{
@@ -102,6 +103,27 @@ void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
qemu_free(entry);
}
+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) {
@@ -109,6 +131,15 @@ void kbd_put_keycode(int 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)
{
QEMUPutMouseEvent *mouse_event;