void listDataSetName(long objectId, string nameBase, List <DatasetDirectory> ret)
{
var dsd = new DatasetDirectory(mMos, objectId, nameBase, mZio);
ret.Add(dsd);
foreach (var kvp in dsd.GetChildIds())
{
listDataSetName(kvp.Value, nameBase + "/" + kvp.Key, ret);
}
}
internal Zpl(ObjectSet mos, long objectid, Zio zio)
{
this.mZio = zio;
var rootDataSetObj = mos.ReadEntry(objectid);
if (!DatasetDirectory.IsDataSet(rootDataSetObj))
{
throw new Exception("Not a DSL_DIR.");
}
mDataset = rootDataSetObj.GetBonus <dsl_dataset_phys_t>();
if (rootDataSetObj.IsNewType && rootDataSetObj.NewType == dmu_object_byteswap.DMU_BSWAP_ZAP)
{
var dataSetExtensions = Zap.Parse(rootDataSetObj);
}
if (mDataset.prev_snap_obj != 0)
{
var dn = mos.ReadEntry(mDataset.prev_snap_obj);
var moreDs = dn.GetBonus <dsl_dataset_phys_t>();
}
if (mDataset.props_obj != 0)
{
var someProps = Zap.Parse(mos, mDataset.props_obj);
}
mZfsObjset = new ObjectSet(mZio, zio.Get <objset_phys_t>(mDataset.bp));
if (mZfsObjset.Type != dmu_objset_type_t.DMU_OST_ZFS)
{
throw new NotSupportedException();
}
mZfsObjDir = Zap.GetDirectoryEntries(mZfsObjset, 1);
if (mZfsObjDir["VERSION"] != 5)
{
throw new NotSupportedException();
}
var saAttrs = Zap.GetDirectoryEntries(mZfsObjset, mZfsObjDir["SA_ATTRS"]);
var saLayouts = Zap.Parse(mZfsObjset.ReadEntry(saAttrs["LAYOUTS"]));
var saRegistry = Zap.GetDirectoryEntries(mZfsObjset, saAttrs["REGISTRY"]);
mAttrSize = new Dictionary <zpl_attr_t, int>();
foreach (var kvp in saRegistry)
{
var attrName = (zpl_attr_t)(kvp.Value & 0xffff);
var size = (int)(kvp.Value >> 24 & 0xffff);
if (kvp.Key != attrName.ToString())
{
throw new Exception();
}
mAttrSize.Add(attrName, size);
}
foreach (var layoutName in saLayouts.Keys)
{
var layoutNumber = int.Parse(layoutName);
var types = ((short[])saLayouts[layoutName]).Select(a => (zpl_attr_t)a).ToArray();
mAttrLayouts.Add(layoutNumber, new SaLayout(mAttrSize, types));
}
}
public DatasetDirectory GetRootDataset()
{
var dsd = new DatasetDirectory(mMos, mObjDir[ROOT_DATASET], mConfig.Get <string>("name"), mZio);
return(dsd);
}
