60 lines
3.5 KiB
Ada
60 lines
3.5 KiB
Ada
------------------------------------------------------------------------------
|
|
-- --
|
|
-- GNAT COMPILER COMPONENTS --
|
|
-- --
|
|
-- S Y S T E M . C H E C K E D _ P O O L S --
|
|
-- --
|
|
-- S p e c --
|
|
-- --
|
|
-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
|
|
-- --
|
|
-- GNAT is free software; you can redistribute it and/or modify it under --
|
|
-- terms of the GNU General Public License as published by the Free Soft- --
|
|
-- ware Foundation; either version 3, or (at your option) any later ver- --
|
|
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
|
|
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
|
|
-- or FITNESS FOR A PARTICULAR PURPOSE. --
|
|
-- --
|
|
-- As a special exception under Section 7 of GPL version 3, you are granted --
|
|
-- additional permissions described in the GCC Runtime Library Exception, --
|
|
-- version 3.1, as published by the Free Software Foundation. --
|
|
-- --
|
|
-- You should have received a copy of the GNU General Public License and --
|
|
-- a copy of the GCC Runtime Library Exception along with this program; --
|
|
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
|
|
-- <http://www.gnu.org/licenses/>. --
|
|
-- --
|
|
-- GNAT was originally developed by the GNAT team at New York University. --
|
|
-- Extensive contributions were provided by Ada Core Technologies Inc. --
|
|
-- --
|
|
------------------------------------------------------------------------------
|
|
|
|
with System.Storage_Elements;
|
|
with System.Storage_Pools;
|
|
|
|
package System.Checked_Pools is
|
|
|
|
type Checked_Pool is abstract
|
|
new System.Storage_Pools.Root_Storage_Pool with private;
|
|
-- Equivalent of storage pools with the addition that Dereference is
|
|
-- called on each implicit or explicit dereference of a pointer which
|
|
-- has such a storage pool.
|
|
|
|
procedure Dereference
|
|
(Pool : in out Checked_Pool;
|
|
Storage_Address : Address;
|
|
Size_In_Storage_Elements : System.Storage_Elements.Storage_Count;
|
|
Alignment : System.Storage_Elements.Storage_Count)
|
|
is abstract;
|
|
-- Called implicitly each time a pointer to a checked pool is dereferenced
|
|
-- All parameters in the profile are compatible with the profile of
|
|
-- Allocate/Deallocate: the Storage_Address corresponds to the address of
|
|
-- the dereferenced object, Size_in_Storage_Elements is its dynamic size
|
|
-- (and thus may involve an implicit dispatching call to size) and
|
|
-- Alignment is the alignment of the object.
|
|
|
|
private
|
|
type Checked_Pool is abstract
|
|
new System.Storage_Pools.Root_Storage_Pool with null record;
|
|
end System.Checked_Pools;
|