public NTStatus SetFileInformation(object handle, FileInformation information)
{
FileHandle fileHandle = (FileHandle)handle;
if (information is FileBasicInformation)
{
FileBasicInformation basicInformation = (FileBasicInformation)information;
bool isHidden = ((basicInformation.FileAttributes & FileAttributes.Hidden) > 0);
bool isReadonly = (basicInformation.FileAttributes & FileAttributes.ReadOnly) > 0;
bool isArchived = (basicInformation.FileAttributes & FileAttributes.Archive) > 0;
try
{
m_fileSystem.SetAttributes(fileHandle.Path, isHidden, isReadonly, isArchived);
}
catch (Exception ex)
{
NTStatus status = ToNTStatus(ex);
Log(Severity.Verbose, "SetFileInformation: Failed to set file attributes on '{0}'. {1}.", fileHandle.Path, status);
return(status);
}
try
{
m_fileSystem.SetDates(fileHandle.Path, basicInformation.CreationTime, basicInformation.LastWriteTime, basicInformation.LastAccessTime);
}
catch (Exception ex)
{
NTStatus status = ToNTStatus(ex);
Log(Severity.Verbose, "SetFileInformation: Failed to set file dates on '{0}'. {1}.", fileHandle.Path, status);
return(status);
}
return(NTStatus.STATUS_SUCCESS);
}
else if (information is FileRenameInformationType2)
{
FileRenameInformationType2 renameInformation = (FileRenameInformationType2)information;
string newFileName = renameInformation.FileName;
if (!newFileName.StartsWith(@"\"))
{
newFileName = @"\" + newFileName;
}
if (fileHandle.Stream != null)
{
fileHandle.Stream.Close();
}
// Note: it's possible that we just want to upcase / downcase a filename letter.
try
{
if (renameInformation.ReplaceIfExists && (m_fileSystem.GetEntry(newFileName) != null))
{
m_fileSystem.Delete(newFileName);
}
m_fileSystem.Move(fileHandle.Path, newFileName);
Log(Severity.Information, "SetFileInformation: Renamed '{0}' to '{1}'", fileHandle.Path, newFileName);
}
catch (Exception ex)
{
NTStatus status = ToNTStatus(ex);
Log(Severity.Verbose, "SetFileInformation: Cannot rename '{0}' to '{1}'. {2}.", fileHandle.Path, newFileName, status);
return(status);
}
fileHandle.Path = newFileName;
return(NTStatus.STATUS_SUCCESS);
}
else if (information is FileDispositionInformation)
{
if (((FileDispositionInformation)information).DeletePending)
{
// We're supposed to delete the file on close, but it's too late to report errors at this late stage
if (fileHandle.Stream != null)
{
fileHandle.Stream.Close();
}
try
{
m_fileSystem.Delete(fileHandle.Path);
Log(Severity.Information, "SetFileInformation: Deleted '{0}'", fileHandle.Path);
}
catch (Exception ex)
{
NTStatus status = ToNTStatus(ex);
Log(Severity.Information, "SetFileInformation: Error deleting '{0}'. {1}.", fileHandle.Path, status);
return(status);
}
}
return(NTStatus.STATUS_SUCCESS);
}
else if (information is FileAllocationInformation)
{
long allocationSize = ((FileAllocationInformation)information).AllocationSize;
try
{
fileHandle.Stream.SetLength(allocationSize);
}
catch (Exception ex)
{
NTStatus status = ToNTStatus(ex);
Log(Severity.Verbose, "SetFileInformation: Cannot set allocation for '{0}'. {1}.", fileHandle.Path, status);
return(status);
}
return(NTStatus.STATUS_SUCCESS);
}
else if (information is FileEndOfFileInformation)
{
long endOfFile = ((FileEndOfFileInformation)information).EndOfFile;
try
{
fileHandle.Stream.SetLength(endOfFile);
}
catch (Exception ex)
{
NTStatus status = ToNTStatus(ex);
Log(Severity.Verbose, "SetFileInformation: Cannot set end of file for '{0}'. {1}.", fileHandle.Path, status);
return(status);
}
return(NTStatus.STATUS_SUCCESS);
}
else
{
return(NTStatus.STATUS_NOT_IMPLEMENTED);
}
}
public NTStatus SetFileInformation(object handle, FileInformation information)
{
return(NTStatus.STATUS_NOT_SUPPORTED);
}
