From 410b2183b78e6d9f74ea06b07042ee2a898039fe Mon Sep 17 00:00:00 2001
From: Taowei <uaedante@gmail.com>
Date: Mon, 11 Aug 2014 18:07:02 +0800
Subject: [PATCH] vbox: Rewrite vboxDomainSnapshotHasMetadata

---
 src/vbox/vbox_common.c        | 27 +++++++++++++++++++++++++++
 src/vbox/vbox_tmpl.c          | 34 ----------------------------------
 src/vbox/vbox_uniformed_api.h |  2 ++
 3 files changed, 29 insertions(+), 34 deletions(-)

diff --git a/src/vbox/vbox_common.c b/src/vbox/vbox_common.c
index 7cf52dc1ce..21f73f5689 100644
--- a/src/vbox/vbox_common.c
+++ b/src/vbox/vbox_common.c
@@ -6417,3 +6417,30 @@ int vboxDomainSnapshotIsCurrent(virDomainSnapshotPtr snapshot,
     vboxIIDUnalloc(&iid);
     return ret;
 }
+
+int vboxDomainSnapshotHasMetadata(virDomainSnapshotPtr snapshot,
+                                  unsigned int flags)
+{
+    virDomainPtr dom = snapshot->domain;
+    VBOX_OBJECT_CHECK(dom->conn, int, -1);
+    vboxIIDUnion iid;
+    IMachine *machine = NULL;
+    ISnapshot *snap = NULL;
+
+    virCheckFlags(0, -1);
+
+    if (openSessionForMachine(data, dom->uuid, &iid, &machine, false) < 0)
+        goto cleanup;
+
+    /* Check that snapshot exists.  If so, there is no metadata.  */
+    if (!(snap = vboxDomainSnapshotGet(data, dom, machine, snapshot->name)))
+        goto cleanup;
+
+    ret = 0;
+
+ cleanup:
+    VBOX_RELEASE(snap);
+    VBOX_RELEASE(machine);
+    vboxIIDUnalloc(&iid);
+    return ret;
+}
diff --git a/src/vbox/vbox_tmpl.c b/src/vbox/vbox_tmpl.c
index 47022919b4..2d842298ac 100644
--- a/src/vbox/vbox_tmpl.c
+++ b/src/vbox/vbox_tmpl.c
@@ -1523,40 +1523,6 @@ vboxDomainSnapshotGet(vboxGlobalData *data,
     return snapshot;
 }
 
-static int
-vboxDomainSnapshotHasMetadata(virDomainSnapshotPtr snapshot,
-                              unsigned int flags)
-{
-    virDomainPtr dom = snapshot->domain;
-    VBOX_OBJECT_CHECK(dom->conn, int, -1);
-    vboxIID iid = VBOX_IID_INITIALIZER;
-    IMachine *machine = NULL;
-    ISnapshot *snap = NULL;
-    nsresult rc;
-
-    virCheckFlags(0, -1);
-
-    vboxIIDFromUUID(&iid, dom->uuid);
-    rc = VBOX_OBJECT_GET_MACHINE(iid.value, &machine);
-    if (NS_FAILED(rc)) {
-        virReportError(VIR_ERR_NO_DOMAIN, "%s",
-                       _("no domain with matching UUID"));
-        goto cleanup;
-    }
-
-    /* Check that snapshot exists.  If so, there is no metadata.  */
-    if (!(snap = vboxDomainSnapshotGet(data, dom, machine, snapshot->name)))
-        goto cleanup;
-
-    ret = 0;
-
- cleanup:
-    VBOX_RELEASE(snap);
-    VBOX_RELEASE(machine);
-    vboxIIDUnalloc(&iid);
-    return ret;
-}
-
 #if VBOX_API_VERSION < 3001000
 static int
 vboxDomainSnapshotRestore(virDomainPtr dom,
diff --git a/src/vbox/vbox_uniformed_api.h b/src/vbox/vbox_uniformed_api.h
index c761bda0a2..ac8a6b7815 100644
--- a/src/vbox/vbox_uniformed_api.h
+++ b/src/vbox/vbox_uniformed_api.h
@@ -591,6 +591,8 @@ virDomainSnapshotPtr
 vboxDomainSnapshotCurrent(virDomainPtr dom, unsigned int flags);
 int vboxDomainSnapshotIsCurrent(virDomainSnapshotPtr snapshot,
                                 unsigned int flags);
+int vboxDomainSnapshotHasMetadata(virDomainSnapshotPtr snapshot,
+                                unsigned int flags);
 
 /* Version specified functions for installing uniformed API */
 void vbox22InstallUniformedAPI(vboxUniformedAPI *pVBoxAPI);