C++ (Cpp) virNodeDeviceGetParentEnsureACL示例

示例#1

文件： node_device_driver.c 项目： FrankYu/libvirt

char *
nodeDeviceGetParent(virNodeDevicePtr dev)
{
    virNodeDeviceObjPtr obj;
    char *ret = NULL;

    nodeDeviceLock();
    obj = virNodeDeviceFindByName(&driver->devs, dev->name);
    nodeDeviceUnlock();

    if (!obj) {
        virReportError(VIR_ERR_NO_NODE_DEVICE,
                       _("no node device with matching name '%s'"),
                       dev->name);
        goto cleanup;
    }

    if (virNodeDeviceGetParentEnsureACL(dev->conn, obj->def) < 0)
        goto cleanup;

    if (obj->def->parent) {
        if (VIR_STRDUP(ret, obj->def->parent) < 0)
            goto cleanup;
    } else {
        virReportError(VIR_ERR_INTERNAL_ERROR,
                       "%s", _("no parent for this device"));
    }

 cleanup:
    if (obj)
        virNodeDeviceObjUnlock(obj);
    return ret;
}

示例#2

文件： node_device_driver.c 项目： aruiz/libvirt

char *
nodeDeviceGetParent(virNodeDevicePtr dev)
{
    virNodeDeviceObjPtr obj;
    virNodeDeviceDefPtr def;
    char *ret = NULL;

    if (!(obj = nodeDeviceObjFindByName(dev->name)))
        return NULL;
    def = virNodeDeviceObjGetDef(obj);

    if (virNodeDeviceGetParentEnsureACL(dev->conn, def) < 0)
        goto cleanup;

    if (def->parent) {
        if (VIR_STRDUP(ret, def->parent) < 0)
            goto cleanup;
    } else {
        virReportError(VIR_ERR_INTERNAL_ERROR,
                       "%s", _("no parent for this device"));
    }

 cleanup:
    virNodeDeviceObjUnlock(obj);
    return ret;
}