File : soap/soap-wsdl-parameters.ads


------------------------------------------------------------------------------
--                              Ada Web Server                              --
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--                            Copyright (C) 2003                            --
--                                ACT-Europe                                --
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--  Authors: Dmitriy Anisimkov - Pascal Obry                                --
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--  This library is free software; you can redistribute it and/or modify    --
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------------------------------------------------------------------------------

--  $Id: soap-wsdl-parameters.ads,v 1.6 2003/11/27 11:05:28 obry Exp $

with Ada.Strings.Unbounded;

package SOAP.WSDL.Parameters is

   use Ada.Strings.Unbounded;

   type Kind is (K_Record, K_Array, K_Derived, K_Simple, K_Enumeration);

   --  Enumeration values

   type E_Node;
   type E_Node_Access is access E_Node;

   type E_Node is record
      Value : Unbounded_String;
      Next  : E_Node_Access;
   end record;

   --  Parameter

   type Parameter;
   type P_Set is access Parameter;

   type Parameter (Mode : Kind) is record
      Name : Unbounded_String;
      Next : P_Set;

      case Mode is
         when K_Simple =>
            P_Type : Parameter_Type;

         when K_Derived =>
            Parent_Type : Parameter_Type;   -- Parent type
            D_Name      : Unbounded_String; -- Derived type name

         when K_Array | K_Record =>
            T_Name : Unbounded_String; -- Type name
            E_Type : Unbounded_String; -- Array element's type
            Length : Natural;          -- Number of items (0 = unbounded)
            P      : P_Set;

         when K_Enumeration =>
            E_Name : Unbounded_String; -- Enumeration type name
            E_Def  : E_Node_Access;
      end case;
   end record;

   procedure Append (P : in out P_Set; Param : in Parameter);
   --  Add Param at the end of P

   function Length (P : in P_Set) return Natural;
   --  Returns the number of items in P

   procedure Output (P : in P_Set);
   --  Output parameter set, this is to be used for debugging purpose

   procedure Release (P : in out P_Set);
   --  Release memory associated the the parameter set

end SOAP.WSDL.Parameters;