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258 | ------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- Cheddar is a GNU GPL real-time scheduling analysis tool.
-- This program provides services to automatically check schedulability and
-- other performance criteria of real-time architecture models.
--
-- Copyright (C) 2002-2023, Frank Singhoff, Alain Plantec, Jerome Legrand,
-- Hai Nam Tran, Stephane Rubini
--
-- The Cheddar project was started in 2002 by
-- Frank Singhoff, Lab-STICC UMR CNRS 6285, Universite de Bretagne Occidentale
--
-- Cheddar has been published in the "Agence de Protection des Programmes/France" in 2008.
-- Since 2008, Ellidiss technologies also contributes to the development of
-- Cheddar and provides industrial support.
--
-- The full list of contributors and sponsors can be found in README.md
--
-- This program is free software; you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation; either version 2 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
--
--
-- Contact : cheddar@listes.univ-brest.fr
--
------------------------------------------------------------------------------
-- Last update :
-- $Rev: 4589 $
-- $Date: 2023-09-29 16:02:19 +0200 (ven., 29 sept. 2023) $
-- $Author: singhoff $
------------------------------------------------------------------------------
------------------------------------------------------------------------------
with Ada.Strings.Unbounded;
use Ada.Strings.Unbounded;
with Generic_Graph; use Generic_Graph;
with Tasks; use Tasks;
with Task_Set; use Task_Set;
with Task_Groups; use Task_Groups;
with Task_Group_Set; use Task_Group_Set;
with Messages; use Messages;
with Dependencies; use Dependencies;
with Systems; use Systems;
with Processors; use Processors;
with Processor_Set; use Processor_Set;
with Address_Spaces; use Address_Spaces;
with Address_Space_Set; use Address_Space_Set;
with Message_Set; use Message_Set;
with Task_Dependencies; use Task_Dependencies;
with Task_Dependencies; use Task_Dependencies.Half_Dep_Set;
with convert_strings;
with unbounded_strings; use unbounded_strings;
with convert_unbounded_strings;
with Text_IO; use Text_IO;
with Systems; use Systems;
with Objects; use Objects;
with Parameters.extended; use Parameters.extended;
with Scheduler_Interface; use Scheduler_Interface;
with Ada.Finalization;
with unbounded_strings; use unbounded_strings;
with architecture_factory; use architecture_factory;
use unbounded_strings.unbounded_string_list_package;
with Unchecked_Deallocation;
with sets;
with Call_Framework; use Call_Framework;
with Call_Framework_Interface; use Call_Framework_Interface;
use Call_Framework_Interface.Framework_Response_Package;
use Call_Framework_Interface.Framework_Request_Package;
with framework; use framework;
with Call_Scheduling_Framework; use Call_Scheduling_Framework;
with Framework_Config; use Framework_Config;
with Ada.Float_Text_IO;
with Offsets; use Offsets;
with Offsets; use Offsets.Offsets_Table_Package;
with Random_Tools; use Random_Tools;
with initialize_framework; use initialize_framework;
with Random_Tools; use Random_Tools;
with Ada.Numerics.Float_Random;
with Core_Units ; use Core_Units ;
with Networks ; use Networks ;
use networks.Positions_Table_Package;
with Ada.Numerics.Float_Random ; use Ada.Numerics.Float_Random ;
with debug; use debug;
with GNAT.Command_Line;
with GNAT.OS_Lib; use GNAT.OS_Lib;
with Version; use Version;
with mils_security; use mils_security;
with mils_analysis; use mils_analysis;
procedure verify_biba is
Sys : System;
a_task : Generic_Task_Ptr;
-- To read the Cheddar architecture model
Project_File_List : unbounded_string_list;
Project_File_Dir_List : unbounded_string_list;
-- Is the command should run in verbose mode ?
--
Verbose : Boolean := False;
-- The XML file to read
--
Input_File : Boolean := False;
Input_File_Name : Unbounded_String;
y : natural;
A_task_source : Generic_Task_Ptr;
A_task_sink : Generic_Task_Ptr;
My_iterator: Tasks_Dependencies_Iterator;
Dep_Ptr: Dependency_Ptr;
My_dependencies1: Tasks_Dependencies_Ptr;
security : Integer;
procedure Usage is
begin
Put_Line("read_sys reads and displays to the screen a Cheddar architecture model .");
New_Line;
Put_Line("Check Cheddar home page for details : http://beru.univ-brest.fr/~singhoff/cheddar ");
New_Line;
New_Line;
Put_Line ("Usage : read_sys [switch] ");
Put_Line (" switch can be :");
Put_Line (" -u get this help");
Put_Line (" -v verbose mode ");
Put_Line(" -i file-name, read and print the architecture model from the XML file file-name ");
New_Line;
end Usage;
begin
loop
case GNAT.Command_Line.Getopt ("u v i:") is
when ASCII.NUL =>
exit;
when 'i' =>
Input_File := True;
Input_File_Name :=
To_Unbounded_String (GNAT.Command_Line.Parameter);
when 'v' =>
Verbose := True;
when 'u' =>
Usage;
OS_Exit (0);
when others =>
Usage;
OS_Exit (0);
end case;
end loop;
-- Is an input file given ???
--
if (not Input_File) then
Usage;
OS_Exit (0);
end if;
-- Initialize the Cheddar framework
--
Call_Framework.initialize (False);
-- Read the XML project file
--
initialize (Project_File_List);
Initialize (Sys);
Systems.Read_From_Xml_File (Sys, Project_File_Dir_List, Input_File_Name);
security:=biba(sys);
Put_Line("biba violation:"& security'Img);
y:=19;
if (security > 0) then
My_dependencies1 := Sys.Dependencies;
reset_iterator(My_dependencies1.Depends, My_iterator);
loop
current_element(My_dependencies1.Depends, Dep_Ptr, My_iterator);
if (Dep_Ptr.type_of_dependency=precedence_dependency)then
if (Dep_Ptr.precedence_source.mils_integrity_level<Dep_Ptr.precedence_sink.mils_integrity_level) then
if ((Dep_Ptr.precedence_source.mils_task/=Downgrader) AND (Dep_Ptr.precedence_source.mils_task/=Upgrader)AND
(Dep_Ptr.precedence_sink.mils_task/=Downgrader)AND (Dep_Ptr.precedence_sink.mils_task/=Upgrader)) then
Put_Line(" precedence_source :" & To_String(Dep_Ptr.precedence_source.name));
Put_Line(" precedence_sink :" & To_String(Dep_Ptr.precedence_sink.name));
y:=y+1;
Put_Line("y1:"& y'Img);
Add_Task(My_Tasks => Sys.Tasks,
A_Task => a_task,
Name => Suppress_Space (To_Unbounded_String (""&y'img)),
Cpu_Name => Suppress_Space ((To_Unbounded_string("Processor"))) ,
Address_Space_Name => Suppress_Space (To_Unbounded_String ("Address_Space")),
Task_Type => Periodic_Type,
Start_Time => 0 ,
Capacity => 166,
Period => 2000,
Deadline => 2000,
Jitter => 0,
Blocking_Time => 0,
Priority => Integer'Value( Dep_Ptr.precedence_source.priority'Img),
Criticality => 3,
Policy => Sched_Fifo,
mils_task => Upgrader );
A_task_source := Search_Task (Sys.Tasks, Dep_Ptr.precedence_source.name) ;
A_task_sink := Search_Task (Sys.Tasks, Suppress_Space (To_Unbounded_String (""&y'img)));
Add_One_Task_Dependency_precedence (My_Dependencies => Sys.dependencies,
Source => A_task_source,
Sink => A_task_sink);
A_task_source := Search_Task (Sys.Tasks, Suppress_Space (To_Unbounded_String (""&y'img))) ;
A_task_sink := Search_Task (Sys.Tasks, Dep_Ptr.precedence_sink.name);
Add_One_Task_Dependency_precedence (My_Dependencies => Sys.dependencies,
Source => A_task_source,
Sink => A_task_sink);
Delete_One_Task_Dependency_precedence(My_Dependencies1, Dep_Ptr.precedence_source, Dep_Ptr.precedence_sink);
end if;
end if;
end if;
exit when is_last_element (My_Dependencies1.Depends, My_Iterator);
next_element (My_Dependencies1.Depends, My_Iterator);
end loop;
Put_Line ("-------Secured file------------");
Write_To_Xml_File
(A_System => Sys,
File_Name => Suppress_Space (To_Unbounded_String ( "Bi_secure_output_Model.xmlv3")));
Put_Line ("Finish write");
end if;
end verify_biba;
|