-- Copyright (C) 1985 by Xerox Corporation. All rights reserved.
-- Stub file was translated on May 16, 1985 5:14:11 pm PDT by Lupine of March 15, 1985 2:49:13 pm PST
-- Source interface Multicast came from file Multicast.bcd, which was created on May 16, 1985 5:14:09 pm PDT with version stamp 66#343#25371262274 from source of February 8, 1984 6:12:25 pm PST.
-- The RPC stub modules for Multicast are:
-- MulticastRpcControl.mesa;
-- MulticastRpcClientImpl.mesa;
-- MulticastRpcBinderImpl.mesa;
-- MulticastRpcServerImpl.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
PupTypes,
RPC,
Multicast,
MulticastRpcControl USING [InterfaceRecord, InterMdsCallsOnly, LupineProtocolVersion,
ProcedureIndex, SignalIndex],
RPCLupine --USING SOME OF [Alloc, Call, DataLength, DeAlloc, Dispatcher,
-- GetPkt, GetStubPkt, ImportHandle, ImportInterface, maxDataLength,
-- maxPrincipalLength, maxShortStringLength, pktOverhead, ReceiveExtraPkt,
-- SendPrelimPkt, StartCall, StartSignal, StubPkt, UnimportInterface]--,
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]--,
PrincOpsUtils --USING SOME OF [Enter, Exit]--,
Rope --USING SOME OF [InlineFlatten, Length, NewText, Text]--,
VM --USING SOME OF [AddressForPageNumber, PageCount, PageNumber,
-- PageNumberForAddress, PagesForWords]--;
MulticastRpcClientImpl: MONITOR
IMPORTS RpcPrivate: RPCLupine, Lupine: LupineRuntime, Atom, PrincOpsUtils,
Rope
EXPORTS Multicast, MulticastRpcControl
SHARES Multicast, MulticastRpcControl, Rope
= BEGIN OPEN Multicast, RpcControl: MulticastRpcControl, RpcPublic:
RPC;
-- Standard remote binding routines.
bound: BOOLEAN ← FALSE;
myInterface: RpcPrivate.ImportHandle;
paramZones: RpcPublic.Zones ← RpcPublic.standardZones;
ImportInterface: PUBLIC ENTRY SAFE PROCEDURE [
interfaceName: RpcPublic.InterfaceName,
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.ImportInterface [
interface: [
type: IF ~IsNull[interfaceName.type]
THEN interfaceName.type ELSE "Multicast~66#343#25371262274",
instance: interfaceName.instance,
version: interfaceName.version ],
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;
UnimportInterface: PUBLIC ENTRY SAFE PROCEDURE =
TRUSTED BEGIN ENABLE UNWIND => NULL;
IF ~bound THEN Lupine.BindingError;
myInterface ← RpcPrivate.UnimportInterface[myInterface];
paramZones ← RpcPublic.standardZones;
bound ← FALSE;
END;
-- Remote public procedure stubs.
TurnOnMulticastForNet: PUBLIC SAFE PROCEDURE [shh: RPC.Conversation,
net: PupTypes.PupNetID] RETURNS [ok: BOOL] =
TRUSTED BEGIN
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex ← TurnOnMulticastForNet,
net (1): PupTypes.PupNetID];
ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [
ok (0): BOOL];
pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+2] OF WORD;
pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer];
argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 2;
lastPkt: BOOLEAN;
RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation:
shh];
argPkt↑ ← [net: net];
[returnLength: , lastPkt: lastPkt] ←
RpcPrivate.Call[ pkt: pkt, callLength: pktLength,
maxReturnLength: 1, signalHandler: ClientDispatcher];
[ok: ok] ← resPkt↑;
Lupine.CheckPktLength[pkt: pkt, pktLength: 1];
RETURN[ok];
END; -- TurnOnMulticastForNet.
TurnOffMulticast: PUBLIC SAFE PROCEDURE [shh: RPC.Conversation] =
TRUSTED BEGIN
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex ← TurnOffMulticast];
pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+1] OF WORD;
pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer];
argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 1;
lastPkt: BOOLEAN;
RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation:
shh];
argPkt.transferIndex ← TurnOffMulticast;
[returnLength: , lastPkt: lastPkt] ←
RpcPrivate.Call[ pkt: pkt, callLength: pktLength,
maxReturnLength: 0, signalHandler: ClientDispatcher];
Lupine.CheckPktLength[pkt: pkt, pktLength: 0];
RETURN[];
END; -- TurnOffMulticast.
HandleMulticast: PUBLIC SAFE PROCEDURE [shh: RPC.Conversation, net:
PupTypes.PupNetID, realHost: PupTypes.PupHostID, listeningTo: PupTypes.PupHostID]
RETURNS [ok: BOOL] =
TRUSTED BEGIN
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex ← HandleMulticast,
net (1): PupTypes.PupNetID, realHost (2): PupTypes.PupHostID, listeningTo
(3): PupTypes.PupHostID];
ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [
ok (0): BOOL];
pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+4] OF WORD;
pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer];
argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 4;
lastPkt: BOOLEAN;
RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation:
shh];
argPkt↑ ← [net: net, realHost: realHost, listeningTo: listeningTo];
[returnLength: , lastPkt: lastPkt] ←
RpcPrivate.Call[ pkt: pkt, callLength: pktLength,
maxReturnLength: 1, signalHandler: ClientDispatcher];
[ok: ok] ← resPkt↑;
Lupine.CheckPktLength[pkt: pkt, pktLength: 1];
RETURN[ok];
END; -- HandleMulticast.
StopHandlingMulticast: PUBLIC SAFE PROCEDURE [shh: RPC.Conversation,
realHost: PupTypes.PupHostID] =
TRUSTED BEGIN
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex ← StopHandlingMulticast,
realHost (1): PupTypes.PupHostID];
pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+2] OF WORD;
pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer];
argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 2;
lastPkt: BOOLEAN;
RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation:
shh];
argPkt↑ ← [realHost: realHost];
[returnLength: , lastPkt: lastPkt] ←
RpcPrivate.Call[ pkt: pkt, callLength: pktLength,
maxReturnLength: 0, signalHandler: ClientDispatcher];
Lupine.CheckPktLength[pkt: pkt, pktLength: 0];
RETURN[];
END; -- StopHandlingMulticast.
-- Remote public signals and errors.
-- Public signal and error dispatcher.
ClientDispatcher: --PROCEDURE [pkt: RPCPkt, callLength: DataLength,
-- lastPkt: BOOLEAN, localConversation: Conversation] RETURNS [returnLength:
-- DataLength]-- RpcPrivate.Dispatcher =
BEGIN
SELECT LOOPHOLE[pkt.data[0], RpcControl.SignalIndex] FROM
ENDCASE => RETURN[Lupine.DispatchingError[]];
END; -- ClientDispatcher
-- Public signal and error dispatcher stubs.
-- Marshall/Unmarshal procedures.
-- No module initialization.
END. -- MulticastRpcClientImpl.