internal DirectoryEntry AddEntry(File file, string name, FileNameNamespace nameNamespace)
{
if (name.Length > 255)
{
throw new IOException("Invalid file name, more than 255 characters: " + name);
}
else if (name.IndexOfAny(new char[] { '\0', '/' }) != -1)
{
throw new IOException(@"Invalid file name, contains '\0' or '/': " + name);
}
FileNameRecord newNameRecord = file.GetFileNameRecord(null, true);
newNameRecord.FileNameNamespace = nameNamespace;
newNameRecord.FileName = name;
newNameRecord.ParentDirectory = MftReference;
NtfsStream nameStream = file.CreateStream(AttributeType.FileName, null);
nameStream.SetContent(newNameRecord);
file.HardLinkCount++;
file.UpdateRecordInMft();
Index[newNameRecord] = file.MftReference;
Modified();
UpdateRecordInMft();
return(new DirectoryEntry(this, file.MftReference, newNameRecord));
}
public string GetFirstName(FileRecordReference dir, FileNameNamespace aliasNamespace)
{
foreach (StructuredNtfsAttribute <FileNameRecord> attr in GetAttributes(AttributeType.FileName))
{
FileNameRecord fnr = attr.Content;
if (fnr.ParentDirectory.Equals(dir) && fnr.FileNameNamespace == aliasNamespace)
{
return(fnr.FileName);
}
}
return(null);
}
public FileNameRecord(FileNameRecord toCopy)
{
ParentDirectory = toCopy.ParentDirectory;
CreationTime = toCopy.CreationTime;
ModificationTime = toCopy.ModificationTime;
MftChangedTime = toCopy.MftChangedTime;
LastAccessTime = toCopy.LastAccessTime;
AllocatedSize = toCopy.AllocatedSize;
RealSize = toCopy.RealSize;
Flags = toCopy.Flags;
EASizeOrReparsePointTag = toCopy.EASizeOrReparsePointTag;
FileNameNamespace = toCopy.FileNameNamespace;
FileName = toCopy.FileName;
}
public int ReadFrom(byte[] buffer, int offset)
{
ParentDirectory = new FileRecordReference(Utilities.ToUInt64LittleEndian(buffer, offset + 0x00));
CreationTime = ReadDateTime(buffer, offset + 0x08);
ModificationTime = ReadDateTime(buffer, offset + 0x10);
MftChangedTime = ReadDateTime(buffer, offset + 0x18);
LastAccessTime = ReadDateTime(buffer, offset + 0x20);
AllocatedSize = Utilities.ToUInt64LittleEndian(buffer, offset + 0x28);
RealSize = Utilities.ToUInt64LittleEndian(buffer, offset + 0x30);
Flags = (FileAttributeFlags)Utilities.ToUInt32LittleEndian(buffer, offset + 0x38);
EASizeOrReparsePointTag = Utilities.ToUInt32LittleEndian(buffer, offset + 0x3C);
byte fnLen = buffer[offset + 0x40];
FileNameNamespace = (FileNameNamespace)buffer[offset + 0x41];
FileName = Encoding.Unicode.GetString(buffer, offset + 0x42, fnLen * 2);
return(0x42 + (fnLen * 2));
}
public string GetFirstName(FileRecordReference dir, FileNameNamespace aliasNamespace)
{
foreach (StructuredNtfsAttribute<FileNameRecord> attr in GetAttributes(AttributeType.FileName))
{
FileNameRecord fnr = attr.Content;
if (fnr.ParentDirectory.Equals(dir) && fnr.FileNameNamespace == aliasNamespace)
{
return fnr.FileName;
}
}
return null;
}
