-- Copyright (C)2021-2023, Philip Munts dba Munts Technologies.
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- * Redistributions of source code must retain the above copyright notice,
--   this list of conditions and the following disclaimer.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.

WITH GPIO;

PACKAGE FTDI.MPSSE.GPIO IS

  TYPE PinName IS (D0, D1, D2, D3, D4, D5, D6, D7, C0, C1, C2, C3, C4, C5, C6, C7, UNDEFINED);

  TYPE PinSubclass IS NEW Standard.GPIO.PinInterface WITH PRIVATE;

 -- GPIO pin object constructor

  FUNCTION Create
   (dev   : NOT NULL Device;
    name  : PinName;
    dir   : Standard.GPIO.Direction;
    state : Boolean := False) RETURN Standard.GPIO.Pin;

  -- Read GPIO pin state

  FUNCTION Get(Self : IN OUT PinSubclass) RETURN Boolean;

  -- Write GPIO pin state

  PROCEDURE Put(Self : IN OUT PinSubclass; state : Boolean);

PRIVATE

  TYPE PinSubclass IS NEW Standard.GPIO.PinInterface WITH RECORD
    dev     : Device := NULL;
    name    : PinName;
    bitmask : Byte;
    dir     : Standard.GPIO.Direction;
  END RECORD;

END FTDI.MPSSE.GPIO;