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[Qemu-devel] [PATCH] qmp: report TRAY_STATE_CHANGED events
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH] qmp: report TRAY_STATE_CHANGED events |
Date: |
Tue, 25 Oct 2011 18:26:58 +0200 |
Signed-off-by: Paolo Bonzini <address@hidden>
---
QMP/qmp-events.txt | 20 ++++++++++++++++++++
block.c | 9 +++++++++
monitor.c | 3 +++
monitor.h | 1 +
4 files changed, 33 insertions(+), 0 deletions(-)
diff --git a/QMP/qmp-events.txt b/QMP/qmp-events.txt
index 0ce5d4e..242c7a5 100644
--- a/QMP/qmp-events.txt
+++ b/QMP/qmp-events.txt
@@ -264,3 +264,23 @@ Example:
Note: If action is "reset", "shutdown", or "pause" the WATCHDOG event is
followed respectively by the RESET, SHUTDOWN, or STOP events.
+
+
+TRAY_STATE_CHANGED
+------------------
+
+Emitted when the state of a CD-ROM tray changes.
+
+Data:
+
+- "device": device name (json-string)
+- "state": state of the tray, one of the following (json-string)
+ "open": tray is open
+ "closed": tray is closed
+
+Example:
+
+{ "event": "TRAY_STATE_CHANGED",
+ "data": { "device": "ide0-cd0",
+ "state": "open" },
+ "timestamp": { "seconds": 1265044230, "microseconds": 450486 } }
diff --git a/block.c b/block.c
index 9873b57..7b0aa62 100644
--- a/block.c
+++ b/block.c
@@ -2968,10 +2968,19 @@ int bdrv_media_changed(BlockDriverState *bs)
void bdrv_eject(BlockDriverState *bs, int eject_flag)
{
BlockDriver *drv = bs->drv;
+ QObject *data;
if (drv && drv->bdrv_eject) {
drv->bdrv_eject(bs, eject_flag);
}
+
+ if (*bs->device_name) {
+ data = qobject_from_jsonf("{ 'device': %s, 'state': %s }",
+ bs->device_name,
+ eject_flag ? "open" : "closed");
+ monitor_protocol_event(QEVENT_TRAY_STATE_CHANGED, data);
+ qobject_decref(data);
+ }
}
/**
diff --git a/monitor.c b/monitor.c
index ffda0fe..516a789 100644
--- a/monitor.c
+++ b/monitor.c
@@ -482,6 +482,9 @@ void monitor_protocol_event(MonitorEvent event, QObject
*data)
case QEVENT_SPICE_DISCONNECTED:
event_name = "SPICE_DISCONNECTED";
break;
+ case QEVENT_TRAY_STATE_CHANGED:
+ event_name = "TRAY_STATE_CHANGED";
+ break;
default:
abort();
break;
diff --git a/monitor.h b/monitor.h
index 4f2d328..b8f4bf7 100644
--- a/monitor.h
+++ b/monitor.h
@@ -35,6 +35,7 @@ typedef enum MonitorEvent {
QEVENT_SPICE_CONNECTED,
QEVENT_SPICE_INITIALIZED,
QEVENT_SPICE_DISCONNECTED,
+ QEVENT_TRAY_STATE_CHANGED,
QEVENT_MAX,
} MonitorEvent;
--
1.7.6.4
- [Qemu-devel] [PATCH] qmp: report TRAY_STATE_CHANGED events,
Paolo Bonzini <=