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vbox: Rewrite vboxDomainSnapshotListNames

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This commit is contained in:
Taowei 2014-08-11 18:06:56 +08:00 committed by Michal Privoznik
parent 1157d85c12
commit 47eb32d311
3 changed files with 81 additions and 90 deletions
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79
src/vbox/vbox_common.c
View File

@ -6109,3 +6109,82 @@ int vboxDomainSnapshotNum(virDomainPtr dom, unsigned int flags)
vboxIIDUnalloc(&iid);
return ret;
}
int vboxDomainSnapshotListNames(virDomainPtr dom, char **names,
int nameslen, unsigned int flags)
{
VBOX_OBJECT_CHECK(dom->conn, int, -1);
vboxIIDUnion iid;
IMachine *machine = NULL;
nsresult rc;
ISnapshot **snapshots = NULL;
int count = 0;
size_t i;
virCheckFlags(VIR_DOMAIN_SNAPSHOT_LIST_ROOTS |
VIR_DOMAIN_SNAPSHOT_LIST_METADATA, -1);
if (openSessionForMachine(data, dom->uuid, &iid, &machine, false) < 0)
goto cleanup;
if (flags & VIR_DOMAIN_SNAPSHOT_LIST_METADATA) {
ret = 0;
goto cleanup;
}
if (flags & VIR_DOMAIN_SNAPSHOT_LIST_ROOTS) {
vboxIIDUnion empty;
VBOX_IID_INITIALIZE(&empty);
if (VIR_ALLOC_N(snapshots, 1) < 0)
goto cleanup;
rc = gVBoxAPI.UIMachine.FindSnapshot(machine, &empty, snapshots);
if (NS_FAILED(rc) || !snapshots[0]) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("could not get root snapshot for domain %s"),
dom->name);
goto cleanup;
}
count = 1;
} else {
if ((count = vboxDomainSnapshotGetAll(dom, machine, &snapshots)) < 0)
goto cleanup;
}
for (i = 0; i < nameslen; i++) {
PRUnichar *nameUtf16;
char *name;
if (i >= count)
break;
rc = gVBoxAPI.UISnapshot.GetName(snapshots[i], &nameUtf16);
if (NS_FAILED(rc) || !nameUtf16) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("could not get snapshot name"));
goto cleanup;
}
VBOX_UTF16_TO_UTF8(nameUtf16, &name);
VBOX_UTF16_FREE(nameUtf16);
if (VIR_STRDUP(names[i], name) < 0) {
VBOX_UTF8_FREE(name);
goto cleanup;
}
VBOX_UTF8_FREE(name);
}
if (count <= nameslen)
ret = count;
else
ret = nameslen;
cleanup:
if (count > 0) {
for (i = 0; i < count; i++)
VBOX_RELEASE(snapshots[i]);
}
VIR_FREE(snapshots);
VBOX_RELEASE(machine);
vboxIIDUnalloc(&iid);
return ret;
}

90
src/vbox/vbox_tmpl.c
View File

@ -1523,96 +1523,6 @@ vboxDomainSnapshotGet(vboxGlobalData *data,
return snapshot;
}
static int
vboxDomainSnapshotListNames(virDomainPtr dom,
char **names,
int nameslen,
unsigned int flags)
{
VBOX_OBJECT_CHECK(dom->conn, int, -1);
vboxIID iid = VBOX_IID_INITIALIZER;
IMachine *machine = NULL;
nsresult rc;
ISnapshot **snapshots = NULL;
int count = 0;
size_t i;
virCheckFlags(VIR_DOMAIN_SNAPSHOT_LIST_ROOTS |
VIR_DOMAIN_SNAPSHOT_LIST_METADATA, -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;
}
if (flags & VIR_DOMAIN_SNAPSHOT_LIST_METADATA) {
ret = 0;
goto cleanup;
}
if (flags & VIR_DOMAIN_SNAPSHOT_LIST_ROOTS) {
vboxIID empty = VBOX_IID_INITIALIZER;
if (VIR_ALLOC_N(snapshots, 1) < 0)
goto cleanup;
#if VBOX_API_VERSION < 4000000
rc = machine->vtbl->GetSnapshot(machine, empty.value, snapshots);
#else /* VBOX_API_VERSION >= 4000000 */
rc = machine->vtbl->FindSnapshot(machine, empty.value, snapshots);
#endif /* VBOX_API_VERSION >= 4000000 */
if (NS_FAILED(rc) || !snapshots[0]) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("could not get root snapshot for domain %s"),
dom->name);
goto cleanup;
}
count = 1;
} else {
if ((count = vboxDomainSnapshotGetAll(dom, machine, &snapshots)) < 0)
goto cleanup;
}
for (i = 0; i < nameslen; i++) {
PRUnichar *nameUtf16;
char *name;
if (i >= count)
break;
rc = snapshots[i]->vtbl->GetName(snapshots[i], &nameUtf16);
if (NS_FAILED(rc) || !nameUtf16) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("could not get snapshot name"));
goto cleanup;
}
VBOX_UTF16_TO_UTF8(nameUtf16, &name);
VBOX_UTF16_FREE(nameUtf16);
if (VIR_STRDUP(names[i], name) < 0) {
VBOX_UTF8_FREE(name);
goto cleanup;
}
VBOX_UTF8_FREE(name);
}
if (count <= nameslen)
ret = count;
else
ret = nameslen;
cleanup:
if (count > 0) {
for (i = 0; i < count; i++)
VBOX_RELEASE(snapshots[i]);
}
VIR_FREE(snapshots);
VBOX_RELEASE(machine);
vboxIIDUnalloc(&iid);
return ret;
}
static virDomainSnapshotPtr
vboxDomainSnapshotLookupByName(virDomainPtr dom,
const char *name,

2
src/vbox/vbox_uniformed_api.h
View File

@ -578,6 +578,8 @@ vboxDomainSnapshotCreateXML(virDomainPtr dom,
char *vboxDomainSnapshotGetXMLDesc(virDomainSnapshotPtr snapshot,
unsigned int flags);
int vboxDomainSnapshotNum(virDomainPtr dom, unsigned int flags);
int vboxDomainSnapshotListNames(virDomainPtr dom, char **names,
int nameslen, unsigned int flags);
/* Version specified functions for installing uniformed API */
void vbox22InstallUniformedAPI(vboxUniformedAPI *pVBoxAPI);