-- Copyright (C) 1986 by Xerox Corporation.  All rights reserved.
-- Stub file  was translated on February 10, 1986 10:42:29 am PST by Lupine of May 23, 1985 8:38:08 am PDT
-- Source interface XBusRS232 came from file XBusRS232.bcd, which was created on February 10, 1986 10:42:09 am PST with version stamp 14#20#26467202417 from source of February 10, 1986 10:38:44 am PST.

-- The RPC stub modules for XBusRS232 are:
--   XBusRS232RpcControl.mesa;
--   XBusRS232RpcClientImpl.mesa;
--   XBusRS232RpcBinderImpl.mesa;
--   XBusRS232RpcServerImpl.mesa.

-- The parameters for this translation are:
--   Target language = Cedar
--   Default parameter passing = VALUE
--   Deallocate server heap arguments = TRUE
--   Inline RpcServerImpl dispatcher stubs = TRUE
--   Declare signals = TRUE
--   Warn about short POINTER ("MDS") allocations = TRUE
--   Maximum number of dynamic heap NEWs = 50, MDS NEWs = 50
--   Acceptable parameter protocols = VersionRange[1..1].


DIRECTORY
  XBusRS232,
  XBusRS232RpcControl USING [InterMdsCallsOnly, LupineProtocolVersion,
      ProcedureIndex, SignalIndex],
  RPC USING [EncryptionKey, InterfaceName, Principal, standardZones,
      Zones],
  RPCLupine --USING SOME OF [Call, DataLength, Dispatcher, ExportHandle,
      -- ExportInterface, GetStubPkt, maxDataLength, maxPrincipalLength,
      -- maxShortStringLength, pktOverhead, ReceiveExtraPkt, SendPrelimPkt,
      -- StartCall, StartSignal, StubPkt, UnexportInterface]--,
  LupineRuntime --USING SOME OF [BindingError, CheckPktLength, CopyFromPkt,
      -- CopyFromMultiplePkts, CopyToPkt, CopyToMultiplePkts, defaultZones,
      -- DispatchingError, FinishThisPkt, ListHeader, MarshalingError,
      -- MarshalingExprError, MarshalAtom, MarshalRope, NilHeader, ProtocolError,
      -- RopeHeader, RpcPktDoubleWord, RuntimeError, SequenceHeader, SHORT,
      -- StartNextPkt, StringHeader, StubPktDoubleWord, TranslationError,
      -- UnmarshalingError, UnmarshalingExprError, UnmarshalAtom, UnmarshalRope,
      -- WordsForChars]--,
  Atom --USING SOME OF [GetPName, MakeAtom]--,
  Rope --USING SOME OF [InlineFlatten, Length, NewText, Text]--;


XBusRS232RpcServerImpl: MONITOR
  IMPORTS XBusRS232, RpcPrivate: RPCLupine, Lupine: LupineRuntime,
      Atom, Rope
  EXPORTS XBusRS232RpcControl
  SHARES  XBusRS232, XBusRS232RpcControl, Rope
  = BEGIN OPEN XBusRS232, RpcControl: XBusRS232RpcControl, RpcPublic:
      RPC;


-- Standard remote binding routines.

  bound: BOOLEAN _ FALSE;
  myInterface: RpcPrivate.ExportHandle;
  paramZones: RpcPublic.Zones _ RpcPublic.standardZones;

  ExportInterface: PUBLIC ENTRY SAFE PROCEDURE [
        interfaceName: RpcPublic.InterfaceName,
        user: RpcPublic.Principal,
        password: RpcPublic.EncryptionKey,
        parameterStorage: RpcPublic.Zones ] =
    TRUSTED BEGIN ENABLE UNWIND => NULL;
    IsNull: PROCEDURE [string: Rope.ROPE] RETURNS [BOOLEAN] =
      INLINE {RETURN[string.Length[] = 0]};
    IF bound THEN Lupine.BindingError;
    myInterface _ RpcPrivate.ExportInterface [
      interface: [
        type: IF ~IsNull[interfaceName.type]
          THEN interfaceName.type ELSE "XBusRS232~14#20#26467202417",
        instance: interfaceName.instance,
        version: interfaceName.version ],
      user: user,  password: password,
      dispatcher: ServerDispatcher,
      localOnly: RpcControl.InterMdsCallsOnly,
      stubProtocol: RpcControl.LupineProtocolVersion ];
    paramZones _ [
      gc: IF parameterStorage.gc # NIL
        THEN parameterStorage.gc ELSE Lupine.defaultZones.gc,
      heap: IF parameterStorage.heap # NIL
        THEN parameterStorage.heap ELSE Lupine.defaultZones.heap,
      mds: IF parameterStorage.mds # NIL
        THEN parameterStorage.mds ELSE Lupine.defaultZones.mds ];
    bound _ TRUE;
    END;

  UnexportInterface: PUBLIC ENTRY SAFE PROCEDURE =
    TRUSTED BEGIN ENABLE UNWIND => NULL;
    IF ~bound THEN Lupine.BindingError;
    myInterface _ RpcPrivate.UnexportInterface[myInterface];
    paramZones _ RpcPublic.standardZones;
    bound _ FALSE;
    END;


-- Public procedure dispatcher and public signal and error catcher.

  ServerDispatcher: --PROCEDURE [pkt: RPCPkt, callLength: DataLength,
      -- lastPkt: BOOLEAN, localConversation: Conversation] RETURNS [returnLength:
      -- DataLength]-- RpcPrivate.Dispatcher =
    BEGIN

    -- Catch public signals.

      ENABLE BEGIN

      END;  -- Catch public signals.


    -- Call public procedures (still in dispatcher).

    SELECT LOOPHOLE[pkt.data[0], RpcControl.ProcedureIndex] FROM
      PutChar => RETURN[
        PutCharStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt,
            localConversation: localConversation]];
      GetChar => RETURN[
        GetCharStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt,
            localConversation: localConversation]];
      Init => RETURN[
        InitStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt,
            localConversation: localConversation]];
      ENDCASE => RETURN[Lupine.DispatchingError[]];

    END;  -- ServerDispatcher


-- Public procedure dispatcher stubs.

  PutCharStub: --PROCEDURE [char: CHARACTER]-- RpcPrivate.Dispatcher
      =
    INLINE BEGIN
    ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
        transferIndex (0): RpcControl.ProcedureIndex, char (1): CHARACTER];
    argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
    pktLength: RpcPrivate.DataLength;
    Lupine.CheckPktLength[pkt: pkt, pktLength: 2];
    PutChar[argPkt.char];
    pktLength _ 0;
    RETURN[returnLength: pktLength];
    END;  -- PutCharStub.

  GetCharStub: --PROCEDURE RETURNS [char: CHARACTER]-- RpcPrivate.Dispatcher
      =
    INLINE BEGIN
    ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [
        char (0): CHARACTER];
    resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0];
    pktLength: RpcPrivate.DataLength;
    Lupine.CheckPktLength[pkt: pkt, pktLength: 1];
    [resPkt.char] _ GetChar[];
    pktLength _ 1;
    RETURN[returnLength: pktLength];
    END;  -- GetCharStub.

  InitStub: --PROCEDURE-- RpcPrivate.Dispatcher =
    INLINE BEGIN
    pktLength: RpcPrivate.DataLength;
    Lupine.CheckPktLength[pkt: pkt, pktLength: 1];
    Init[];
    pktLength _ 0;
    RETURN[returnLength: pktLength];
    END;  -- InitStub.


-- No module initialization.

END.  -- XBusRS232RpcServerImpl.