internal static Transaction2SetFileInformationResponse GetSubcommandResponse(SMB1Header header, Transaction2SetFileInformationRequest subcommand, ISMBShare share, SMB1ConnectionState state) { SMB1Session session = state.GetSession(header.UID); OpenFileObject openFile = session.GetOpenFileObject(subcommand.FID); if (openFile == null) { header.Status = NTStatus.STATUS_INVALID_HANDLE; return(null); } if (share is FileSystemShare) { if (!((FileSystemShare)share).HasWriteAccess(session.SecurityContext, openFile.Path)) { state.LogToServer(Severity.Verbose, "SetFileInformation on '{0}{1}' failed. User '{2}' was denied access.", share.Name, openFile.Path, session.UserName); header.Status = NTStatus.STATUS_ACCESS_DENIED; return(null); } } SetInformation information; try { information = SetInformation.GetSetInformation(subcommand.InformationBytes, subcommand.InformationLevel); } catch (UnsupportedInformationLevelException) { state.LogToServer(Severity.Verbose, "SetFileInformation on '{0}{1}' failed. Information level: {2}, NTStatus: STATUS_OS2_INVALID_LEVEL", share.Name, openFile.Path, subcommand.InformationLevel); header.Status = NTStatus.STATUS_OS2_INVALID_LEVEL; return(null); } catch (Exception) { state.LogToServer(Severity.Verbose, "SetFileInformation on '{0}{1}' failed. Information level: {2}, NTStatus: STATUS_INVALID_PARAMETER", share.Name, openFile.Path, subcommand.InformationLevel); header.Status = NTStatus.STATUS_INVALID_PARAMETER; return(null); } NTStatus status = SMB1FileStoreHelper.SetFileInformation(share.FileStore, openFile.Handle, information); if (status != NTStatus.STATUS_SUCCESS) { state.LogToServer(Severity.Verbose, "SetFileInformation on '{0}{1}' failed. Information level: {2}, NTStatus: {3}", share.Name, openFile.Path, subcommand.InformationLevel, status); header.Status = status; return(null); } state.LogToServer(Severity.Information, "SetFileInformation on '{0}{1}' succeeded. Information level: {2}", share.Name, openFile.Path, subcommand.InformationLevel); Transaction2SetFileInformationResponse response = new Transaction2SetFileInformationResponse(); return(response); }