-- CA11008.A
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-- CA11008.A
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--
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--
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-- Grant of Unlimited Rights
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-- Grant of Unlimited Rights
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--
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--
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- unlimited rights in the software and documentation contained herein.
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-- unlimited rights in the software and documentation contained herein.
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- this public release, the Government intends to confer upon all
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-- this public release, the Government intends to confer upon all
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-- recipients unlimited rights equal to those held by the Government.
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-- recipients unlimited rights equal to those held by the Government.
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-- These rights include rights to use, duplicate, release or disclose the
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-- These rights include rights to use, duplicate, release or disclose the
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-- released technical data and computer software in whole or in part, in
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-- released technical data and computer software in whole or in part, in
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- to do so.
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-- to do so.
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--
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--
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-- DISCLAIMER
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-- DISCLAIMER
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--
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--
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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--*
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--
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--
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-- OBJECTIVE:
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-- OBJECTIVE:
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-- Check that a private child package can use entities declared in the
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-- Check that a private child package can use entities declared in the
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-- visible part of its parent unit.
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-- visible part of its parent unit.
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--
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--
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-- TEST DESCRIPTION:
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-- TEST DESCRIPTION:
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-- Declare a parent package containing types and objects used
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-- Declare a parent package containing types and objects used
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-- by the system. Declare a private child package that uses the parent
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-- by the system. Declare a private child package that uses the parent
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-- components to provide functionality to the system.
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-- components to provide functionality to the system.
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--
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--
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-- The tagged file type defined in the parent has defaults for all
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-- The tagged file type defined in the parent has defaults for all
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-- component fields. Prior to initialization, these values are checked
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-- component fields. Prior to initialization, these values are checked
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-- to ensure a correct start condition. The initial subprogram is
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-- to ensure a correct start condition. The initial subprogram is
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-- called, which utilizes the functionality provided in the private
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-- called, which utilizes the functionality provided in the private
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-- child package. This subprogram changes the fields of the file object
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-- child package. This subprogram changes the fields of the file object
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-- to something other than the default values, and this process is then
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-- to something other than the default values, and this process is then
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-- verified at the conclusion of the test.
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-- verified at the conclusion of the test.
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--
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--
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--
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--
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-- CHANGE HISTORY:
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-- CHANGE HISTORY:
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-- 06 Dec 94 SAIC ACVC 2.0
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-- 06 Dec 94 SAIC ACVC 2.0
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--
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--
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--!
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--!
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package CA11008_0 is -- Package OS.
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package CA11008_0 is -- Package OS.
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type File_Descriptor_Type is new Integer;
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type File_Descriptor_Type is new Integer;
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type File_Name_Type is new String (1 .. 11);
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type File_Name_Type is new String (1 .. 11);
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type Permission_Type is (None, User, System, Bypass);
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type Permission_Type is (None, User, System, Bypass);
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type File_Mode_Type is (Read_Only, Write_Only, Read_Write);
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type File_Mode_Type is (Read_Only, Write_Only, Read_Write);
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type File_Status_Type is (Open, Closed);
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type File_Status_Type is (Open, Closed);
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Default_Descriptor : constant File_Descriptor_Type := 0;
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Default_Descriptor : constant File_Descriptor_Type := 0;
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Default_Permission : constant Permission_Type := None;
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Default_Permission : constant Permission_Type := None;
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Default_Mode : constant File_Mode_Type := Read_Only;
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Default_Mode : constant File_Mode_Type := Read_Only;
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Default_Status : constant File_Status_Type := Closed;
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Default_Status : constant File_Status_Type := Closed;
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Default_Filename : constant File_Name_Type := " ";
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Default_Filename : constant File_Name_Type := " ";
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Max_Files : constant File_Descriptor_Type := 100;
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Max_Files : constant File_Descriptor_Type := 100;
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Constant_Name : constant File_Name_Type := "AdaFileName";
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Constant_Name : constant File_Name_Type := "AdaFileName";
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File_Counter : Integer := 0;
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File_Counter : Integer := 0;
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type File_Type is tagged
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type File_Type is tagged
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record
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record
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Descriptor : File_Descriptor_Type := Default_Descriptor;
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Descriptor : File_Descriptor_Type := Default_Descriptor;
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Name : File_Name_Type := Default_Filename;
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Name : File_Name_Type := Default_Filename;
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Acct_Access : Permission_Type := Default_Permission;
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Acct_Access : Permission_Type := Default_Permission;
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Mode : File_Mode_Type := Default_Mode;
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Mode : File_Mode_Type := Default_Mode;
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Current_Status : File_Status_Type := Default_Status;
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Current_Status : File_Status_Type := Default_Status;
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end record;
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end record;
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type File_Array_Type is array (1 .. Max_Files) of File_Type;
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type File_Array_Type is array (1 .. Max_Files) of File_Type;
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File_Table : File_Array_Type;
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File_Table : File_Array_Type;
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--
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--
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function Get_File_Name return File_Name_Type;
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function Get_File_Name return File_Name_Type;
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function Initialize_File return File_Descriptor_Type;
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function Initialize_File return File_Descriptor_Type;
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end CA11008_0; -- Package OS.
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end CA11008_0; -- Package OS.
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--=================================================================--
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--=================================================================--
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-- Subprograms that perform the actual file operations are contained in a
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-- Subprograms that perform the actual file operations are contained in a
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-- private package so that they are not accessible to any client.
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-- private package so that they are not accessible to any client.
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private package CA11008_0.CA11008_1 is -- Package OS.Internals
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private package CA11008_0.CA11008_1 is -- Package OS.Internals
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Private_File_Counter : Integer renames File_Counter; -- Parent
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Private_File_Counter : Integer renames File_Counter; -- Parent
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-- object.
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-- object.
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function Initialize
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function Initialize
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(File_Name : File_Name_Type := Get_File_Name; -- Parent function.
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(File_Name : File_Name_Type := Get_File_Name; -- Parent function.
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File_Mode : File_Mode_Type := Read_Write) -- Parent literal.
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File_Mode : File_Mode_Type := Read_Write) -- Parent literal.
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return File_Descriptor_Type; -- Parent type.
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return File_Descriptor_Type; -- Parent type.
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end CA11008_0.CA11008_1; -- Package OS.Internals
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end CA11008_0.CA11008_1; -- Package OS.Internals
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--=================================================================--
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--=================================================================--
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package body CA11008_0.CA11008_1 is -- Package body OS.Internals
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package body CA11008_0.CA11008_1 is -- Package body OS.Internals
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function Next_Available_File return File_Descriptor_Type is
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function Next_Available_File return File_Descriptor_Type is
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begin
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begin
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Private_File_Counter := Private_File_Counter + 1;
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Private_File_Counter := Private_File_Counter + 1;
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return (File_Descriptor_Type(File_Counter));
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return (File_Descriptor_Type(File_Counter));
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end Next_Available_File;
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end Next_Available_File;
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-----------------------------------------------------------------
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-----------------------------------------------------------------
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function Initialize
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function Initialize
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(File_Name : File_Name_Type := Get_File_Name; -- Parent function
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(File_Name : File_Name_Type := Get_File_Name; -- Parent function
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File_Mode : File_Mode_Type := Read_Write) -- Parent literal
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File_Mode : File_Mode_Type := Read_Write) -- Parent literal
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return File_Descriptor_Type is -- Parent type
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return File_Descriptor_Type is -- Parent type
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Number : File_Descriptor_Type;
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Number : File_Descriptor_Type;
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begin
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begin
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Number := Next_Available_File;
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Number := Next_Available_File;
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File_Table(Number).Descriptor := Number; -- Parent object
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File_Table(Number).Descriptor := Number; -- Parent object
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File_Table(Number).Name := File_Name; -- Default parameter value
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File_Table(Number).Name := File_Name; -- Default parameter value
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File_Table(Number).Mode := File_Mode; -- Default parameter value
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File_Table(Number).Mode := File_Mode; -- Default parameter value
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File_Table(Number).Acct_Access := User;
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File_Table(Number).Acct_Access := User;
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File_Table(Number).Current_Status := Open;
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File_Table(Number).Current_Status := Open;
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return (Number);
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return (Number);
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end Initialize;
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end Initialize;
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end CA11008_0.CA11008_1; -- Package body OS.Internals
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end CA11008_0.CA11008_1; -- Package body OS.Internals
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--=================================================================--
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--=================================================================--
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with CA11008_0.CA11008_1; -- Private child package "withed" by
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with CA11008_0.CA11008_1; -- Private child package "withed" by
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-- parent body.
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-- parent body.
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package body CA11008_0 is -- Package body OS
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package body CA11008_0 is -- Package body OS
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function Get_File_Name return File_Name_Type is
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function Get_File_Name return File_Name_Type is
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begin
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begin
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return (Constant_Name); -- Of course if this was a real function, the
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return (Constant_Name); -- Of course if this was a real function, the
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end Get_File_Name; -- user would be asked to input a name, or
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end Get_File_Name; -- user would be asked to input a name, or
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-- there would be some type of similar process.
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-- there would be some type of similar process.
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-- This subprogram utilizes a call to a subprogram contained in a private
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-- This subprogram utilizes a call to a subprogram contained in a private
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-- child to perform the actual processing.
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-- child to perform the actual processing.
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function Initialize_File return File_Descriptor_Type is
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function Initialize_File return File_Descriptor_Type is
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begin
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begin
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return (CA11008_0.CA11008_1.Initialize); -- No parameters are needed,
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return (CA11008_0.CA11008_1.Initialize); -- No parameters are needed,
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-- since defaults have been
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-- since defaults have been
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-- provided.
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-- provided.
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end Initialize_File;
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end Initialize_File;
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end CA11008_0; -- Package body OS
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end CA11008_0; -- Package body OS
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--=================================================================--
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--=================================================================--
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with CA11008_0; -- with Package OS.
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with CA11008_0; -- with Package OS.
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with Report;
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with Report;
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procedure CA11008 is
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procedure CA11008 is
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package OS renames CA11008_0;
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package OS renames CA11008_0;
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use OS;
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use OS;
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Ada_File_Key : File_Descriptor_Type := Default_Descriptor;
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Ada_File_Key : File_Descriptor_Type := Default_Descriptor;
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begin
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begin
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-- This test indicates one approach to file management operations.
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-- This test indicates one approach to file management operations.
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-- It is not intended to demonstrate full functionality, but rather
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-- It is not intended to demonstrate full functionality, but rather
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-- that the use of a private child package can provide a solution
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-- that the use of a private child package can provide a solution
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-- to a user situation, that being the implementation of certain functions
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-- to a user situation, that being the implementation of certain functions
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-- being provided in a child package, with the parent package body
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-- being provided in a child package, with the parent package body
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-- utilizing these implementations.
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-- utilizing these implementations.
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Report.Test ("CA11008", "Check that a private child package can use " &
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Report.Test ("CA11008", "Check that a private child package can use " &
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"entities declared in the visible part of its " &
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"entities declared in the visible part of its " &
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"parent unit");
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"parent unit");
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-- Check initial conditions of the first entry in the file table.
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-- Check initial conditions of the first entry in the file table.
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-- These are all default values provided in the declaration of the
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-- These are all default values provided in the declaration of the
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-- type File_Type.
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-- type File_Type.
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if (Ada_File_Key /= Default_Descriptor) or else
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if (Ada_File_Key /= Default_Descriptor) or else
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(File_Table(1).Descriptor /= (Default_Descriptor) or
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(File_Table(1).Descriptor /= (Default_Descriptor) or
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(File_Table(1).Name /= Default_Filename)) or else
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(File_Table(1).Name /= Default_Filename)) or else
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(File_Table(1).Acct_Access /= (Default_Permission) or
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(File_Table(1).Acct_Access /= (Default_Permission) or
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(File_Table(1).Mode /= Default_Mode)) or else
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(File_Table(1).Mode /= Default_Mode)) or else
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(File_Table(1).Current_Status /= Default_Status)
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(File_Table(1).Current_Status /= Default_Status)
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then
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then
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Report.Failed ("Initial condition failure");
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Report.Failed ("Initial condition failure");
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end if;
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end if;
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-- Call the initialization function. This will result in the resetting
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-- Call the initialization function. This will result in the resetting
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-- of the fields associated with the first entry in the File_Table (this
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-- of the fields associated with the first entry in the File_Table (this
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-- is the first call of Initialize_File).
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-- is the first call of Initialize_File).
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-- No parameters are necessary for this call, due to the default values
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-- No parameters are necessary for this call, due to the default values
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-- provided in the private child package routine Initialize.
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-- provided in the private child package routine Initialize.
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Ada_File_Key := Initialize_File;
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Ada_File_Key := Initialize_File;
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-- Verify that the initial conditions of the file table component have
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-- Verify that the initial conditions of the file table component have
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-- been properly modified by the initialization function.
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-- been properly modified by the initialization function.
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if not ((File_Table(1).Descriptor = Ada_File_Key) and then
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if not ((File_Table(1).Descriptor = Ada_File_Key) and then
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(File_Table(1).Name = Constant_Name) and then
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(File_Table(1).Name = Constant_Name) and then
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(File_Table(1).Acct_Access = User) and then
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(File_Table(1).Acct_Access = User) and then
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not ((File_Table(1).Mode = Default_Mode) or else
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not ((File_Table(1).Mode = Default_Mode) or else
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(File_Table(1).Current_Status = Default_Status)))
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(File_Table(1).Current_Status = Default_Status)))
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then
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then
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Report.Failed ("Initialization processing failure");
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Report.Failed ("Initialization processing failure");
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end if;
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end if;
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Report.Result;
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Report.Result;
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end CA11008;
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end CA11008;
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