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vbox: Rewrite vboxStorageVolLookupByPath

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This commit is contained in:
Taowei Luo 2014-10-24 09:46:44 +08:00 committed by Michal Privoznik
parent 1599319c7e
commit fc41e00391
3 changed files with 78 additions and 77 deletions
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77
src/vbox/vbox_storage.c
View File

@ -343,3 +343,80 @@ virStorageVolPtr vboxStorageVolLookupByKey(virConnectPtr conn, const char *key)
vboxIIDUnalloc(&hddIID);
return ret;
}
virStorageVolPtr vboxStorageVolLookupByPath(virConnectPtr conn, const char *path)
{
vboxGlobalData *data = conn->privateData;
PRUnichar *hddPathUtf16 = NULL;
IHardDisk *hardDisk = NULL;
PRUnichar *hddNameUtf16 = NULL;
char *hddNameUtf8 = NULL;
unsigned char uuid[VIR_UUID_BUFLEN];
char key[VIR_UUID_STRING_BUFLEN] = "";
vboxIIDUnion hddIID;
PRUint32 hddstate;
nsresult rc;
virStorageVolPtr ret = NULL;
if (!data->vboxObj) {
return ret;
}
VBOX_IID_INITIALIZE(&hddIID);
if (!path)
return ret;
VBOX_UTF8_TO_UTF16(path, &hddPathUtf16);
if (!hddPathUtf16)
return ret;
rc = gVBoxAPI.UIVirtualBox.FindHardDisk(data->vboxObj, hddPathUtf16,
DeviceType_HardDisk, AccessMode_ReadWrite, &hardDisk);
if (NS_FAILED(rc))
goto cleanup;
gVBoxAPI.UIMedium.GetState(hardDisk, &hddstate);
if (hddstate == MediaState_Inaccessible)
goto cleanup;
gVBoxAPI.UIMedium.GetName(hardDisk, &hddNameUtf16);
if (!hddNameUtf16)
goto cleanup;
VBOX_UTF16_TO_UTF8(hddNameUtf16, &hddNameUtf8);
VBOX_UTF16_FREE(hddNameUtf16);
if (!hddNameUtf8)
goto cleanup;
rc = gVBoxAPI.UIMedium.GetId(hardDisk, &hddIID);
if (NS_FAILED(rc)) {
VBOX_UTF8_FREE(hddNameUtf8);
goto cleanup;
}
vboxIIDToUUID(&hddIID, uuid);
virUUIDFormat(uuid, key);
/* TODO: currently only one default pool and thus
* the check below, change it when pools are supported
*/
if (vboxConnectNumOfStoragePools(conn) == 1)
ret = virGetStorageVol(conn, "default-pool", hddNameUtf8, key,
NULL, NULL);
VIR_DEBUG("Storage Volume Pool: %s", "default-pool");
VIR_DEBUG("Storage Volume Name: %s", hddNameUtf8);
VIR_DEBUG("Storage Volume key : %s", key);
vboxIIDUnalloc(&hddIID);
VBOX_UTF8_FREE(hddNameUtf8);
cleanup:
VBOX_MEDIUM_RELEASE(hardDisk);
VBOX_UTF16_FREE(hddPathUtf16);
return ret;
}

77
src/vbox/vbox_tmpl.c
View File

@ -2034,83 +2034,6 @@ _registerDomainEvent(virHypervisorDriverPtr driver)
* The Storage Functions here on
*/
static virStorageVolPtr
vboxStorageVolLookupByPath(virConnectPtr conn, const char *path)
{
VBOX_OBJECT_CHECK(conn, virStorageVolPtr, NULL);
PRUnichar *hddPathUtf16 = NULL;
IHardDisk *hardDisk = NULL;
nsresult rc;
if (!path)
return ret;
VBOX_UTF8_TO_UTF16(path, &hddPathUtf16);
if (!hddPathUtf16)
return ret;
#if VBOX_API_VERSION < 4000000
rc = data->vboxObj->vtbl->FindHardDisk(data->vboxObj, hddPathUtf16, &hardDisk);
#elif VBOX_API_VERSION >= 4000000 && VBOX_API_VERSION < 4002000
rc = data->vboxObj->vtbl->FindMedium(data->vboxObj, hddPathUtf16,
DeviceType_HardDisk, &hardDisk);
#else
rc = data->vboxObj->vtbl->OpenMedium(data->vboxObj, hddPathUtf16,
DeviceType_HardDisk, AccessMode_ReadWrite,
PR_FALSE, &hardDisk);
#endif /* VBOX_API_VERSION >= 4000000 */
if (NS_SUCCEEDED(rc)) {
PRUint32 hddstate;
VBOX_MEDIUM_FUNC_ARG1(hardDisk, GetState, &hddstate);
if (hddstate != MediaState_Inaccessible) {
PRUnichar *hddNameUtf16 = NULL;
char *hddNameUtf8 = NULL;
VBOX_MEDIUM_FUNC_ARG1(hardDisk, GetName, &hddNameUtf16);
if (hddNameUtf16) {
VBOX_UTF16_TO_UTF8(hddNameUtf16, &hddNameUtf8);
VBOX_UTF16_FREE(hddNameUtf16);
}
if (hddNameUtf8) {
vboxIID hddIID = VBOX_IID_INITIALIZER;
unsigned char uuid[VIR_UUID_BUFLEN];
char key[VIR_UUID_STRING_BUFLEN] = "";
rc = VBOX_MEDIUM_FUNC_ARG1(hardDisk, GetId, &hddIID.value);
if (NS_SUCCEEDED(rc)) {
vboxIIDToUUID(&hddIID, uuid);
virUUIDFormat(uuid, key);
/* TODO: currently only one default pool and thus
* the check below, change it when pools are supported
*/
if (vboxConnectNumOfStoragePools(conn) == 1)
ret = virGetStorageVol(conn, "default-pool", hddNameUtf8, key,
NULL, NULL);
VIR_DEBUG("Storage Volume Pool: %s", "default-pool");
VIR_DEBUG("Storage Volume Name: %s", hddNameUtf8);
VIR_DEBUG("Storage Volume key : %s", key);
}
vboxIIDUnalloc(&hddIID);
}
VBOX_UTF8_FREE(hddNameUtf8);
}
VBOX_MEDIUM_RELEASE(hardDisk);
}
VBOX_UTF16_FREE(hddPathUtf16);
return ret;
}
static virStorageVolPtr vboxStorageVolCreateXML(virStoragePoolPtr pool,
const char *xml,
unsigned int flags)

1
src/vbox/vbox_uniformed_api.h
View File

@ -601,6 +601,7 @@ int vboxStoragePoolNumOfVolumes(virStoragePoolPtr pool);
int vboxStoragePoolListVolumes(virStoragePoolPtr pool, char **const names, int nnames);
virStorageVolPtr vboxStorageVolLookupByName(virStoragePoolPtr pool, const char *name);
virStorageVolPtr vboxStorageVolLookupByKey(virConnectPtr conn, const char *key);
virStorageVolPtr vboxStorageVolLookupByPath(virConnectPtr conn, const char *path);
/* Version specified functions for installing uniformed API */
void vbox22InstallUniformedAPI(vboxUniformedAPI *pVBoxAPI);