private void CreateAttributeList()
{
ushort id = _records[0].CreateAttribute(AttributeType.AttributeList, null, false, AttributeFlags.None);
StructuredNtfsAttribute <AttributeList> newAttr = (StructuredNtfsAttribute <AttributeList>)NtfsAttribute.FromRecord(this, MftReference, _records[0].GetAttribute(id));
_attributes.Add(newAttr);
UpdateAttributeList();
}
internal void Delete()
{
if (_records[0].HardLinkCount != 0)
{
throw new InvalidOperationException("Attempt to delete in-use file: " + ToString());
}
NtfsStream objIdStream = GetStream(AttributeType.ObjectId, null);
if (objIdStream != null)
{
ObjectId objId = objIdStream.GetContent <ObjectId>();
Context.ObjectIds.Remove(objId.Id);
}
foreach (var attr in _attributes)
{
attr.GetDataBuffer().SetCapacity(0);
}
AttributeRecord attrListRec = _records[0].GetAttribute(AttributeType.AttributeList);
if (attrListRec != null)
{
StructuredNtfsAttribute <AttributeList> attrList = (StructuredNtfsAttribute <AttributeList>)GetAttribute(new AttributeReference(MftReference, attrListRec.AttributeId));
foreach (var record in attrList.Content)
{
FileRecord attrFileRecord = _records[0];
if (record.BaseFileReference.MftIndex != _records[0].MasterFileTableIndex)
{
attrFileRecord = _context.Mft.GetRecord(record.BaseFileReference);
}
if (attrFileRecord != null)
{
attrFileRecord.RemoveAttribute(record.AttributeId);
if (attrFileRecord.Attributes.Count == 0)
{
_context.Mft.RemoveRecord(record.BaseFileReference);
}
}
}
}
List <AttributeRecord> records = new List <AttributeRecord>(_records[0].Attributes);
foreach (var record in records)
{
_records[0].RemoveAttribute(record.AttributeId);
}
_attributes.Clear();
_context.Mft.RemoveRecord(MftReference);
_context.ForgetFile(this);
}
public override string ToString()
{
foreach (AttributeRecord attr in _attributes)
{
if (attr.AttributeType == AttributeType.FileName)
{
StructuredNtfsAttribute <FileNameRecord> fnAttr = (StructuredNtfsAttribute <FileNameRecord>)NtfsAttribute.FromRecord(null, new FileRecordReference(0), attr);
return(fnAttr.Content.FileName);
}
}
return("No Name");
}
public FileNameRecord GetFileNameRecord(string name, bool freshened)
{
NtfsAttribute[] attrs = GetAttributes(AttributeType.FileName);
StructuredNtfsAttribute <FileNameRecord> attr = null;
if (string.IsNullOrEmpty(name))
{
if (attrs.Length != 0)
{
attr = (StructuredNtfsAttribute <FileNameRecord>)attrs[0];
}
}
else
{
foreach (StructuredNtfsAttribute <FileNameRecord> a in attrs)
{
if (_context.UpperCase.Compare(a.Content.FileName, name) == 0)
{
attr = a;
}
}
if (attr == null)
{
throw new FileNotFoundException("File name not found on file", name);
}
}
FileNameRecord fnr = attr == null ? new FileNameRecord() : new FileNameRecord(attr.Content);
if (freshened)
{
FreshenFileName(fnr, false);
}
return(fnr);
}
private void LoadAttributes()
{
Dictionary <long, FileRecord> extraFileRecords = new Dictionary <long, FileRecord>();
AttributeRecord attrListRec = _records[0].GetAttribute(AttributeType.AttributeList);
if (attrListRec != null)
{
NtfsAttribute lastAttr = null;
StructuredNtfsAttribute <AttributeList> attrListAttr =
(StructuredNtfsAttribute <AttributeList>)NtfsAttribute.FromRecord(this, MftReference, attrListRec);
AttributeList attrList = attrListAttr.Content;
_attributes.Add(attrListAttr);
foreach (AttributeListRecord record in attrList)
{
FileRecord attrFileRecord = _records[0];
if (record.BaseFileReference.MftIndex != _records[0].MasterFileTableIndex)
{
if (!extraFileRecords.TryGetValue(record.BaseFileReference.MftIndex, out attrFileRecord))
{
attrFileRecord = _context.Mft.GetRecord(record.BaseFileReference);
if (attrFileRecord != null)
{
extraFileRecords[attrFileRecord.MasterFileTableIndex] = attrFileRecord;
}
}
}
if (attrFileRecord != null)
{
AttributeRecord attrRec = attrFileRecord.GetAttribute(record.AttributeId);
if (attrRec != null)
{
if (record.StartVcn == 0)
{
lastAttr = NtfsAttribute.FromRecord(this, record.BaseFileReference, attrRec);
_attributes.Add(lastAttr);
}
else
{
lastAttr.AddExtent(record.BaseFileReference, attrRec);
}
}
}
}
foreach (KeyValuePair <long, FileRecord> extraFileRecord in extraFileRecords)
{
_records.Add(extraFileRecord.Value);
}
}
else
{
foreach (AttributeRecord record in _records[0].Attributes)
{
_attributes.Add(NtfsAttribute.FromRecord(this, MftReference, record));
}
}
}
