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Create virDomainEventTrayChange to get rid of the huge union

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This commit is contained in:
Cédric Bosdonnat 2013-11-22 11:00:45 +01:00 committed by Daniel P. Berrange
parent bc7b304336
commit 8d53d6ab74
1 changed files with 40 additions and 17 deletions
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57
src/conf/domain_event.c
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@ -92,6 +92,7 @@ static virClassPtr virDomainEventIOErrorClass;
static virClassPtr virDomainEventGraphicsClass;
static virClassPtr virDomainEventBlockJobClass;
static virClassPtr virDomainEventDiskChangeClass;
static virClassPtr virDomainEventTrayChangeClass;
static void virObjectEventDispose(void *obj);
static void virDomainEventDispose(void *obj);
@ -102,6 +103,7 @@ static void virDomainEventIOErrorDispose(void *obj);
static void virDomainEventGraphicsDispose(void *obj);
static void virDomainEventBlockJobDispose(void *obj);
static void virDomainEventDiskChangeDispose(void *obj);
static void virDomainEventTrayChangeDispose(void *obj);
struct _virObjectEvent {
virObject parent;
@ -114,10 +116,6 @@ struct _virDomainEvent {
virObjectMeta meta;
union {
struct {
char *devAlias;
int reason;
} trayChange;
struct {
/* In unit of 1024 bytes */
unsigned long long actual;
@ -197,6 +195,15 @@ struct _virDomainEventDiskChange {
typedef struct _virDomainEventDiskChange virDomainEventDiskChange;
typedef virDomainEventDiskChange *virDomainEventDiskChangePtr;
struct _virDomainEventTrayChange {
virDomainEvent parent;
char *devAlias;
int reason;
};
typedef struct _virDomainEventTrayChange virDomainEventTrayChange;
typedef virDomainEventTrayChange *virDomainEventTrayChangePtr;
static int virObjectEventOnceInit(void)
{
@ -254,6 +261,12 @@ static int virObjectEventOnceInit(void)
sizeof(virDomainEventDiskChange),
virDomainEventDiskChangeDispose)))
return -1;
if (!(virDomainEventTrayChangeClass =
virClassNew(virDomainEventClass,
"virDomainEventTrayChange",
sizeof(virDomainEventTrayChange),
virDomainEventTrayChangeDispose)))
return -1;
return 0;
}
@ -286,9 +299,6 @@ static void virDomainEventDispose(void *obj)
switch (virObjectEventGetEventID(event)) {
case VIR_DOMAIN_EVENT_ID_TRAY_CHANGE:
VIR_FREE(event->data.trayChange.devAlias);
break;
case VIR_DOMAIN_EVENT_ID_DEVICE_REMOVED:
VIR_FREE(event->data.deviceRemoved.devAlias);
break;
@ -369,6 +379,14 @@ static void virDomainEventDiskChangeDispose(void *obj)
VIR_FREE(event->devAlias);
}
static void virDomainEventTrayChangeDispose(void *obj)
{
virDomainEventTrayChangePtr event = obj;
VIR_DEBUG("obj=%p", event);
VIR_FREE(event->devAlias);
}
/**
* virObjectEventCallbackListFree:
* @list: event callback list head
@ -1332,22 +1350,22 @@ virDomainEventTrayChangeNew(int id, const char *name,
const char *devAlias,
int reason)
{
virDomainEventPtr ev;
virDomainEventTrayChangePtr ev;
if (virObjectEventInitialize() < 0)
return NULL;
if (!(ev = virDomainEventNew(virDomainEventClass,
if (!(ev = virDomainEventNew(virDomainEventTrayChangeClass,
VIR_DOMAIN_EVENT_ID_TRAY_CHANGE,
id, name, uuid)))
return NULL;
if (VIR_STRDUP(ev->data.trayChange.devAlias, devAlias) < 0)
if (VIR_STRDUP(ev->devAlias, devAlias) < 0)
goto error;
ev->data.trayChange.reason = reason;
ev->reason = reason;
return ev;
return (virDomainEventPtr)ev;
error:
virObjectUnref(ev);
@ -1705,11 +1723,16 @@ virDomainEventDispatchDefaultFunc(virConnectPtr conn,
}
case VIR_DOMAIN_EVENT_ID_TRAY_CHANGE:
((virConnectDomainEventTrayChangeCallback)cb)(conn, dom,
event->data.trayChange.devAlias,
event->data.trayChange.reason,
cbopaque);
goto cleanup;
{
virDomainEventTrayChangePtr trayChangeEvent;
trayChangeEvent = (virDomainEventTrayChangePtr)event;
((virConnectDomainEventTrayChangeCallback)cb)(conn, dom,
trayChangeEvent->devAlias,
trayChangeEvent->reason,
cbopaque);
goto cleanup;
}
case VIR_DOMAIN_EVENT_ID_PMWAKEUP:
((virConnectDomainEventPMWakeupCallback)cb)(conn, dom, 0, cbopaque);