private static void SetSecurityAttribute(File file, string secDesc)
{
NtfsStream rootSecurityStream = file.CreateStream(AttributeType.SecurityDescriptor, null);
SecurityDescriptor sd = new SecurityDescriptor();
sd.Descriptor = new RawSecurityDescriptor(secDesc);
rootSecurityStream.SetContent(sd);
}
private void DoSetSecurity(File file, RawSecurityDescriptor securityDescriptor)
{
NtfsStream legacyStream = file.GetStream(AttributeType.SecurityDescriptor, null);
if (legacyStream != null)
{
SecurityDescriptor sd = new SecurityDescriptor();
sd.Descriptor = securityDescriptor;
legacyStream.SetContent(sd);
}
else
{
uint id = _context.SecurityDescriptors.AddDescriptor(securityDescriptor);
// Update the standard information attribute - so it reflects the actual file state
NtfsStream stream = file.GetStream(AttributeType.StandardInformation, null);
StandardInformation si = stream.GetContent<StandardInformation>();
si.SecurityId = id;
stream.SetContent(si);
// Write attribute changes back to the Master File Table
file.UpdateRecordInMft();
}
}