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with Interfaces.C;
with System;


package Preference_Arrays is


    function Create_Preference_Array
           (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int)
        return System.Address;
    pragma Export (C, Create_Preference_Array, "create_pref_array");


    procedure Free_Preference_Array
           (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
            Pref_Array_Address                : in System.Address);
    pragma Export (C, Free_Preference_Array, "free_pref_array");


    procedure Poke_Preference_Array
           (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
            Pref_Array_Address                : in System.Address;
            Ballot_Index, Box_Number, Rank    : in Interfaces.C.int);
    pragma Export (C, Poke_Preference_Array, "poke_pref_array");


    function Peek_Preference_Array
           (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
            Pref_Array_Address                : in System.Address;
            Ballot_Index, Box_Number, Rank    : in Interfaces.C.int)
        return Interfaces.C.int;
    pragma Export (C, Peek_Preference_Array, "peek_pref_array");


end Preference_Arrays;