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-------------------------------------------------------------------------------
--- --
--- GNAT LIBRARY COMPONENTS --
--- --
--- A D A . C O N T A I N E R S . H A S H _ T A B L E S --
--- --
--- S p e c --
--- --
--- Copyright (C) 2004-2011, 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/>. --
--- --
--- This unit was originally developed by Matthew J Heaney. --
-------------------------------------------------------------------------------
-
--- This package declares the hash-table type used to implement hashed
--- containers.
-
-package Ada.Containers.Hash_Tables is
- pragma Pure;
- -- Declare Pure so this can be imported by Remote_Types packages
-
- generic
- type Node_Type (<>) is limited private;
-
- type Node_Access is access Node_Type;
-
- package Generic_Hash_Table_Types is
- type Buckets_Type is array (Hash_Type range <>) of Node_Access;
-
- type Buckets_Access is access all Buckets_Type;
- for Buckets_Access'Storage_Size use 0;
- -- Storage_Size of zero so this package can be Pure
-
- type Hash_Table_Type is tagged record
- Buckets : Buckets_Access;
- Length : Count_Type := 0;
- Busy : Natural := 0;
- Lock : Natural := 0;
- end record;
- end Generic_Hash_Table_Types;
-
- generic
- type Node_Type is private;
- package Generic_Bounded_Hash_Table_Types is
- type Nodes_Type is array (Count_Type range <>) of Node_Type;
- type Buckets_Type is array (Hash_Type range <>) of Count_Type;
-
- type Hash_Table_Type
- (Capacity : Count_Type;
- Modulus : Hash_Type) is
- tagged record
- Length : Count_Type := 0;
- Busy : Natural := 0;
- Lock : Natural := 0;
- Free : Count_Type'Base := -1;
- Nodes : Nodes_Type (1 .. Capacity) := (others => <>);
- Buckets : Buckets_Type (1 .. Modulus) := (others => 0);
- end record;
- end Generic_Bounded_Hash_Table_Types;
-
-end Ada.Containers.Hash_Tables;