-- Stub file  was translated on  September 13, 1983 4:34 pm by Lupine of  September 13, 1983 4:16 pm
-- Source interface LupineMarshalTest came from file LupineMarshalTest.bcd, which was created on  September 12, 1983 5:15 pm with version stamp 234#313#4263372323 from source of July 7, 1982 11:31 am.

-- The RPC stub modules for LupineMarshalTest are:
--   LupineMarshalTestRpcControl.mesa;
--   LupineMarshalTestRpcClientImpl.mesa;
--   LupineMarshalTestRpcBinderImpl.mesa;
--   LupineMarshalTestRpcServerImpl.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 = FALSE
--   Warn about short POINTER ("MDS") allocations = FALSE
--   Maximum number of dynamic heap NEWs = 50, MDS NEWs = 50
--   Acceptable parameter protocols = VersionRange[1..1].

-- NOTE: Discard this module unless you use dynamic client binding.


DIRECTORY
  LupineMarshalTest,
  LupineMarshalTestRpcControl USING [InterfaceRecord, InterfaceRecordObject],
  LupineMarshalTestRpcClientImpl,
  RPC USING [InterfaceName, Zones],
  SafeStorage USING [EnableFinalization, EstablishFinalization, FinalizationQueue,
      FQEmpty, FQNext, NewFQ];


LupineMarshalTestRpcBinderImpl: MONITOR
  IMPORTS LupineMarshalTest, ClientPrototype: LupineMarshalTestRpcClientImpl,
      RTT: SafeStorage
  EXPORTS LupineMarshalTestRpcControl
  SHARES  LupineMarshalTest, LupineMarshalTestRpcControl
  = BEGIN OPEN RpcControl: LupineMarshalTestRpcControl, RpcPublic:
      RPC;


-- Dynamic instantiation and binding routines.

  ImportNewInterface: PUBLIC SAFE PROCEDURE [
        interfaceName: RpcPublic.InterfaceName,
        parameterStorage: RpcPublic.Zones ]
      RETURNS [interfaceRecord: RpcControl.InterfaceRecord] =
    TRUSTED BEGIN
    interfaceRecord ← NewInterface[];
    LupineDetails[interfaceRecord].module.ImportInterface [
        interfaceName: interfaceName,
        parameterStorage: parameterStorage
      ! UNWIND => FreeInterface[interfaceRecord] ];
    END;

  UnimportNewInterface: SAFE PROCEDURE [
      interfaceRecord: RpcControl.InterfaceRecord ] =
    TRUSTED BEGIN
    LupineDetails[interfaceRecord].module.UnimportInterface[];
    FreeInterface[interfaceRecord];
    END;

-- Utility routines for interface instantiation and caching.

  ConcreteLupineDetails: TYPE = REF LupineDetailsObject;

  LupineDetailsObject:  PUBLIC TYPE = RECORD [
        module: ClientModule←NIL,
        list: RpcControl.InterfaceRecord←NIL, --package reference
        next: RpcControl.InterfaceRecord←NIL --free list -- ];

  LupineDetails: PROCEDURE [abstractInterface: RpcControl.InterfaceRecord]
      RETURNS [ConcreteLupineDetails] =
    INLINE {RETURN[abstractInterface.lupineDetails]};

  ClientModule: TYPE = POINTER TO FRAME[LupineMarshalTestRpcClientImpl];


  clientInterfaceCache: RpcControl.InterfaceRecord ← NIL; -- free interface
      -- records
  clientInterfaceList: RpcControl.InterfaceRecord ← NIL; -- all interface
      -- records

  NewInterfaceRecord: PUBLIC SAFE PROCEDURE
    RETURNS [interfaceRecord: RpcControl.InterfaceRecord] =
    TRUSTED BEGIN
    interfaceRecord ← NEW[RpcControl.InterfaceRecordObject];
    END;

  NewInterface: PROCEDURE RETURNS [interface: RpcControl.InterfaceRecord]=
    BEGIN
    GetCachedInterface: ENTRY PROCEDURE
        RETURNS [cachedIR: RpcControl.InterfaceRecord] =
      INLINE BEGIN ENABLE UNWIND => NULL;
      IF (cachedIR←clientInterfaceCache) # NIL
        THEN clientInterfaceCache ← LupineDetails[clientInterfaceCache].next;
      END;
    ReclaimInterfaces[];
    IF (interface ← GetCachedInterface[]) = NIL
      THEN BEGIN
        ChainNewInterface: ENTRY PROCEDURE =
          INLINE BEGIN ENABLE UNWIND => NULL;
          interface.lupineDetails ← NEW[
            LupineDetailsObject ← [module: module, list: clientInterfaceList]];
          clientInterfaceList ← interface;
          END; -- ChainNewInterface.
        module: ClientModule = NEW ClientPrototype;
        interface ← NewInterfaceRecord[];
        interface↑ ← [
            Null: module.Null, One: module.One, Four: module.Four, Ten:
            module.Ten, Signal: LupineMarshalTest.Signal, SignalTest: module.SignalTest,
            TenArray: module.TenArray, FortyArray: module.FortyArray, HundredArray:
            module.HundredArray, SimpleArithmetic: module.SimpleArithmetic,
            FillArray: module.FillArray, ReadPages: module.ReadPages, CreateList:
            module.CreateList, StringCopy: module.StringCopy, CharToVariantString:
            module.CharToVariantString, BitsToSequence: module.BitsToSequence,
            PuntStringsToAtoms: LupineMarshalTest.PuntStringsToAtoms, StringsToAtoms:
            module.StringsToAtoms];
        ChainNewInterface[];
        END;
    RTT.EnableFinalization[interface];
    END;

  FreeInterface: ENTRY PROCEDURE [interface: RpcControl.InterfaceRecord]=
    INLINE BEGIN ENABLE UNWIND => NULL;
    LupineDetails[interface].next ← clientInterfaceCache;
    clientInterfaceCache ← interface;
    END;


-- Finalization for dynamic interfaces.  Just cache and reuse for now.

  freedInterfaces: RTT.FinalizationQueue = RTT.NewFQ[20];

  ReclaimInterfaces: PROCEDURE =
    INLINE BEGIN
    WHILE ~RTT.FQEmpty[freedInterfaces] DO
      interface: RpcControl.InterfaceRecord =
        NARROW[RTT.FQNext[freedInterfaces]];
      IF interface.lupineDetails # NIL THEN
        UnimportNewInterface[interface];
      ENDLOOP;
    END;


-- Module initialization.

  RTT.EstablishFinalization[
    type: CODE[RpcControl.InterfaceRecordObject],
    npr: 1,  fq: freedInterfaces ];


END.  -- LupineMarshalTestRpcBinderImpl.