-----------------------------------------------------------------------
-- keystore-io-refs -- IO stream reference holder
-- Copyright (C) 2019, 2020 Stephane Carrez
-- Written by Stephane Carrez (Stephane.Carrez@gmail.com)
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
-----------------------------------------------------------------------
private with Util.Concurrent.Counters;
private with Ada.Finalization;
package Keystore.IO.Refs is
type Stream_Ref is tagged private;
function Create (Stream : in Wallet_Stream_Access) return Stream_Ref;
function Value (Object : in Stream_Ref) return Wallet_Stream_Access;
Null_Ref : constant Stream_Ref;
private
type Stream_Ref is new Ada.Finalization.Controlled with record
Stream : Wallet_Stream_Access;
Counter : Util.Concurrent.Counters.Counter_Access;
end record;
overriding
procedure Finalize (Object : in out Stream_Ref);
overriding
procedure Adjust (Object : in out Stream_Ref);
Null_Ref : constant Stream_Ref := Stream_Ref '(Ada.Finalization.Controlled with
Stream => null, Counter => null);
end Keystore.IO.Refs;