%%%------------------------------------------------------------------- %%% File : test_driver.erl %%% Author : Bertil Karlsson <bertil@finrod> %%% Description : %%% %%% Created : 27 Mar 2002 by Bertil Karlsson <bertil@finrod> %%%------------------------------------------------------------------- -module(test_driver). -export([start/0, start/1, init/1, complete/1,complete/0]). start() -> start("asn1_erl_drv"). start(SharedLib) -> case erl_ddll:load_driver("../priv/bin/", SharedLib) of ok -> ok; {error, already_loaded} -> ok; Error -> exit({error, could_not_load_driver,Error}) end, spawn(?MODULE, init, [SharedLib]). init(SharedLib) -> Port = open_port({spawn, SharedLib}, []), register(drv_complete,Port), register(compl_pid,self()), receive stop -> exit(goodbye) end. complete(Data) -> Ret=port_control(drv_complete,1,Data), io:format("complete result:~n~p~n",[Ret]). complete() -> %% The result should be <<64,192,17,17,24,96>> Data1 = [<<0:8>>,<<1:8>>,<<2:8>>,<<10:8,2:8,3:8>>,<<20:8,2:8,17:8,17:8>>,<<30:8,2:8,1:8,24:8>>,<<31:8,2:8,0:8,1:8,24:8>>,<<2:8>>], complete(Data1), io:format("should have been:~n<<64,192,17,17,24,96>>~n"), Data2 = [40,8,8,1,0,1,0,1,0,1,0,0,2,1,45,8,1,170,45,7,1,170], complete(Data2), io:format("should have been:~n<<170,0,213,85>>~n"), Data3 = [40,8,8,1,0,1,0,1,0,1,0,0,2,1,45,8,1,170,45,8,1,170], complete(Data3), io:format("should have been:~n<<170,0,213,85,0>>~n").