-- Stub file LarkUserRpcServerImpl.mesa was translated on  4-Oct-82
    -- 14:51:08 PDT by Lupine of 20-Aug-82 10:08:09 PDT.

-- Source interface LarkUser came from file LarkUser.bcd, which was
    -- created on  4-Oct-82 14:48:53 PDT with version stamp 105#156#6772330575
    -- from source of  4-Oct-82 14:38:42 PDT.

-- The RPC stub modules for LarkUser are:
    -- LarkUserRpcControl.mesa;
    -- LarkUserRpcClientImpl.mesa;
    -- LarkUserRpcBinderImpl.mesa;
    -- LarkUserRpcServerImpl.mesa.

-- The parameters for this translation are:
    -- Target language = Cedar;
    -- Default parameter passing = VALUE;
    -- Deallocate server heap arguments = TRUE;
    -- Inline RpcServerImpl dispatcher stubs = TRUE;
    -- Maximum number of dynamic heap NEWs = 50, MDS NEWs = 50;
    -- Acceptable parameter protocols = VersionRange[1,1].


DIRECTORY
  RPC,
  LarkUser,
  LarkUserRpcControl USING [InterMdsCallsOnly, LupineProtocolVersion,
      ProcedureIndex, SignalIndex],
  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, DispatchingError,
      -- FinishThisPkt, ListHeader, MarshalingError, MarshalingExprError,
      -- NilHeader, ProtocolError, RopeHeader, RpcPktDoubleWord, RuntimeError,
      -- SequenceHeader, SHORT, StartNextPkt, StringHeader, StubPktDoubleWord,
      -- TranslationError, UnmarshalingError, UnmarshalingExprError, WordsForChars]--,
  Atom --USING SOME OF [GetPName, MakeAtom]--,
  ConvertUnsafe USING [AppendRope],
  Heap USING [systemMDSZone],
  Rope --USING SOME OF [Text]--,
  RopeInline --USING SOME OF [InlineFlatten, NewText]--,
  SafeStorage USING [GetSystemZone],
  UnsafeStorage USING [GetSystemUZone];


LarkUserRpcServerImpl: MONITOR
  IMPORTS LarkUser, RpcPrivate: RPCLupine, Lupine: LupineRuntime, Atom,
      ConvertUnsafe, Heap, RopeInline, SafeStorage, UnsafeStorage
  EXPORTS LarkUserRpcControl
  SHARES  LarkUser, LarkUserRpcControl, Rope
  = BEGIN OPEN LarkUser, RpcControl: LarkUserRpcControl, RpcPublic:
      RPC;


-- Standard remote binding routines.

  bound: BOOLEAN ← FALSE;
  myInterface: RpcPrivate.ExportHandle ← NULL;
  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: LONG STRING] RETURNS [BOOLEAN] =
      INLINE {RETURN[ string=NIL OR string.length=0 ]};
    IF bound THEN Lupine.BindingError;
    BEGIN
    type: STRING = [RpcPrivate.maxShortStringLength];
    instance: STRING = [RpcPrivate.maxShortStringLength];
    userString: STRING = [RpcPrivate.maxPrincipalLength];
    ConvertUnsafe.AppendRope[to: type, from: interfaceName.type];
    ConvertUnsafe.AppendRope[to: instance, from: interfaceName.instance];
    ConvertUnsafe.AppendRope[to: userString, from: user];
    myInterface ← RpcPrivate.ExportInterface [
      interface: [
        type: IF ~IsNull[type]
          THEN type ELSE "LarkUser~105#156#6772330575"L,
        instance: instance,
        version: interfaceName.version ],
      user: userString,  password: password,
      dispatcher: ServerDispatcher,
      localOnly: RpcControl.InterMdsCallsOnly,
      stubProtocol: RpcControl.LupineProtocolVersion ];
    END;
    paramZones ← [
      gc: IF parameterStorage.gc # NIL
        THEN parameterStorage.gc ELSE SafeStorage.GetSystemZone[],
      heap: IF parameterStorage.heap # NIL
        THEN parameterStorage.heap ELSE UnsafeStorage.GetSystemUZone[],
      mds: IF parameterStorage.mds # NIL
        THEN parameterStorage.mds ELSE Heap.systemMDSZone ];
    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
      Register => RETURN[
	RegisterStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt,
	    localConversation: localConversation]];
      GetChar => RETURN[
	GetCharStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt,
	    localConversation: localConversation]];
      ENDCASE => RETURN[Lupine.DispatchingError[]];

    END;  -- ServerDispatcher


-- Public procedure dispatcher stubs.

  RegisterStub: --PROCEDURE [machine: Machine] RETURNS [instance: RPC.ShortROPE]--
      RpcPrivate.Dispatcher =
    INLINE BEGIN
    instance: RPC.ShortROPE;
    ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
	transferIndex (0): RpcControl.ProcedureIndex, machine (1): Machine];
    argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
    pktLength: RpcPrivate.DataLength;
    Lupine.CheckPktLength[pkt: pkt, pktLength: 2];
    [instance] ← Register[argPkt.machine];
    pktLength ← 0;
    BEGIN  -- Marshal instance: RPC.ShortROPE to pkt.data[pktLength].
      pkt.data[pktLength] ← instance=NIL;  pktLength ← pktLength+1;
      IF instance # NIL
	THEN BEGIN
	  textRope: Rope.Text = RopeInline.InlineFlatten[r: instance];
	  IF textRope.length > RpcPrivate.maxShortStringLength
	    THEN Lupine.MarshalingError;
	  pkt.data[pktLength] ← textRope.length;  pktLength ← pktLength+1;
	  pktLength ← Lupine.CopyToPkt[pkt: pkt, pktLength: pktLength,
	      dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[textRope.length],
	      alwaysOnePkt: TRUE];
	  END;  -- IF instance # NIL.
      END;  -- Marshal instance.
    RETURN[returnLength: pktLength];
    END;  -- RegisterStub.

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


-- No module initialization.

  END.  -- LarkUserRpcServerImpl.