QMP: Introduce VNC_DISCONNECTED event

It's emitted when a VNC client disconnects from QEMU, client's
information such as port and IP address are provided.

Event example:

{ "event": "VNC_DISCONNECTED",
    "timestamp": { "seconds": 1262976601, "microseconds": 975795 },
    "data": {
        "server": { "auth": "sasl", "family": "ipv4",
                    "service": "5901", "host": "0.0.0.0" },
        "client": { "family": "ipv4", "service": "58425",
                    "host": "127.0.0.1", "sasl_username": "foo" } } }

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/monitor.h b/monitor.h
index 4d57679000..42386de222 100644
--- a/monitor.h
+++ b/monitor.h
@@ -21,6 +21,7 @@ typedef enum MonitorEvent {
     QEVENT_POWERDOWN,
     QEVENT_STOP,
     QEVENT_VNC_CONNECTED,
+    QEVENT_VNC_DISCONNECTED,
     QEVENT_MAX,
 } MonitorEvent;