-- Stub file was translated on December 19, 1983 9:49 am by Lupine of October 25, 1983 10:51 am
-- Source interface Agent came from file Agent.bcd, which was created on December 19, 1983 9:39 am with version stamp 63B#37B#37644543706B from source of August 31, 1983 9:20 am.
-- The RPC stub modules for Agent are:
-- AgentRpcControl.mesa;
-- AgentRpcClientImpl.mesa;
-- AgentRpcBinderImpl.mesa;
-- AgentRpcServerImpl.mesa.
-- The parameters for this translation are:
-- Target language = Cedar
-- Default parameter passing = VALUE
-- Deallocate server heap arguments = TRUE
-- Inline RpcServerImpl dispatcher stubs = FALSE
-- 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
DESFace,
RPC,
RPCPkt,
Agent,
AgentRpcControl USING [InterMdsCallsOnly, LupineProtocolVersion,
ProcedureIndex, SignalIndex],
RPCLupine --USING SOME OF [Call, DataLength, Dispatcher, 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, NilHeader, ProtocolError, RopeHeader, RpcPktDoubleWord,
-- RuntimeError, SequenceHeader, SHORT, StartNextPkt, StringHeader,
-- StubPktDoubleWord, TranslationError, UnmarshalingError, UnmarshalingExprError,
-- WordsForChars]--,
Atom --USING SOME OF [GetPName, MakeAtom]--,
Rope --USING SOME OF [InlineFlatten, Length, NewText, Text]--;
AgentRpcClientImpl: MONITOR
IMPORTS RpcPrivate: RPCLupine, Lupine: LupineRuntime, Atom, Rope
EXPORTS Agent, AgentRpcControl
SHARES Agent, AgentRpcControl, Rope
= BEGIN OPEN Agent, RpcControl: AgentRpcControl, 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 "Agent~63B#37B#37644543706B",
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.
Authenticate: PUBLIC PROCEDURE [nonceId: LONG INTEGER, a: Principal,
b: Principal]
RETURNS [an: Frob, ar: Frob] =
BEGIN
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex ← Authenticate, nonceId
(1): LONG INTEGER];
pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+136] OF WORD;
pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer];
argPkt: POINTER TO ArgumentOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 3;
lastPkt: BOOLEAN;
RpcPrivate.StartCall[callPkt: pkt, interface: myInterface];
argPkt↑ ← [nonceId: nonceId];
BEGIN -- Marshal a: Principal to pkt.data[pktLength].
pkt.data[pktLength] ← a=NIL; pktLength ← pktLength+1;
IF a # NIL
THEN BEGIN
textRope: Rope.Text = Rope.InlineFlatten[r: a];
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 a # NIL.
END; -- Marshal a.
BEGIN -- Marshal b: Principal to pkt.data[pktLength].
pkt.data[pktLength] ← b=NIL; pktLength ← pktLength+1;
IF b # NIL
THEN BEGIN
textRope: Rope.Text = Rope.InlineFlatten[r: b];
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 b # NIL.
END; -- Marshal b.
[returnLength: , lastPkt: lastPkt] ←
RpcPrivate.Call[ pkt: pkt, callLength: pktLength,
maxReturnLength: 136, signalHandler: ClientDispatcher];
pktLength ← 0;
BEGIN -- Unmarshal an: Frob from pkt.data[pktLength].
BEGIN -- Unmarshal an↑: FrobRecord from pkt.data[pktLength].
recordIsNIL: Lupine.NilHeader;
recordIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF recordIsNIL
THEN an ← NIL
ELSE BEGIN
seqLength: Lupine.SequenceHeader;
seqLength ← Lupine.StubPktDoubleWord[pkt, pktLength]↑;
pktLength ← pktLength + 2;
an ← (paramZones.gc.NEW[FrobRecord[Lupine.SHORT[seqLength]]]);
pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength,
dataAdr: LOOPHOLE[an], dataLength: SIZE[FrobRecord[LENGTH[DESCRIPTOR[an↑]]]],
alwaysOnePkt: TRUE];
END; -- IF recordIsNIL.
END; -- Unmarshal an↑.
END; -- Unmarshal an.
BEGIN -- Unmarshal ar: Frob from pkt.data[pktLength].
BEGIN -- Unmarshal ar↑: FrobRecord from pkt.data[pktLength].
recordIsNIL: Lupine.NilHeader;
recordIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF recordIsNIL
THEN ar ← NIL
ELSE BEGIN
seqLength: Lupine.SequenceHeader;
seqLength ← Lupine.StubPktDoubleWord[pkt, pktLength]↑;
pktLength ← pktLength + 2;
ar ← (paramZones.gc.NEW[FrobRecord[Lupine.SHORT[seqLength]]]);
pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength,
dataAdr: LOOPHOLE[ar], dataLength: SIZE[FrobRecord[LENGTH[DESCRIPTOR[ar↑]]]],
alwaysOnePkt: TRUE];
END; -- IF recordIsNIL.
END; -- Unmarshal ar↑.
END; -- Unmarshal ar.
Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength];
RETURN[an, ar];
END; -- Authenticate.
Vitae: PUBLIC PROCEDURE [clientMachine: RPCPkt.Machine, range: RPC.VersionRange,
interfaceType: RPC.ShortROPE]
RETURNS [--serverMachine:-- RPCPkt.Machine, --clientRname:-- Principal,
--clientInstance:-- RPC.ShortROPE, --serverInstance:-- RPC.ShortROPE]
=
BEGIN
clientRname: Principal;
clientInstance: RPC.ShortROPE;
serverInstance: RPC.ShortROPE;
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex ← Vitae, clientMachine
(1): RPCPkt.Machine, range (2): RPC.VersionRange];
ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [
serverMachine (0): RPCPkt.Machine];
pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+103] OF WORD;
pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer];
argPkt: POINTER TO ArgumentOverlay = @pkt.data[0];
resPkt: POINTER TO ResultOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 4;
lastPkt: BOOLEAN;
RpcPrivate.StartCall[callPkt: pkt, interface: myInterface];
argPkt↑ ← [clientMachine: clientMachine, range: range];
BEGIN -- Marshal interfaceType: RPC.ShortROPE to pkt.data[pktLength].
pkt.data[pktLength] ← interfaceType=NIL; pktLength ← pktLength+1;
IF interfaceType # NIL
THEN BEGIN
textRope: Rope.Text = Rope.InlineFlatten[r: interfaceType];
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 interfaceType # NIL.
END; -- Marshal interfaceType.
[returnLength: , lastPkt: lastPkt] ←
RpcPrivate.Call[ pkt: pkt, callLength: pktLength,
maxReturnLength: 103, signalHandler: ClientDispatcher];
pktLength ← 1;
BEGIN -- Unmarshal clientRname: Principal from pkt.data[pktLength].
ropeIsNIL: Lupine.NilHeader;
ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeIsNIL
THEN clientRname ← NIL
ELSE BEGIN
ropeLength: Lupine.RopeHeader;
textRope: Rope.Text;
ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeLength > RpcPrivate.maxShortStringLength
THEN Lupine.UnmarshalingError;
clientRname ← textRope ← Rope.NewText[size: ropeLength];
pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength,
dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[ropeLength],
alwaysOnePkt: TRUE];
END; -- IF ropeIsNIL.
END; -- Unmarshal clientRname.
BEGIN -- Unmarshal clientInstance: RPC.ShortROPE from pkt.data[pktLength].
ropeIsNIL: Lupine.NilHeader;
ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeIsNIL
THEN clientInstance ← NIL
ELSE BEGIN
ropeLength: Lupine.RopeHeader;
textRope: Rope.Text;
ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeLength > RpcPrivate.maxShortStringLength
THEN Lupine.UnmarshalingError;
clientInstance ← textRope ← Rope.NewText[size: ropeLength];
pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength,
dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[ropeLength],
alwaysOnePkt: TRUE];
END; -- IF ropeIsNIL.
END; -- Unmarshal clientInstance.
BEGIN -- Unmarshal serverInstance: RPC.ShortROPE from pkt.data[pktLength].
ropeIsNIL: Lupine.NilHeader;
ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeIsNIL
THEN serverInstance ← NIL
ELSE BEGIN
ropeLength: Lupine.RopeHeader;
textRope: Rope.Text;
ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeLength > RpcPrivate.maxShortStringLength
THEN Lupine.UnmarshalingError;
serverInstance ← textRope ← Rope.NewText[size: ropeLength];
pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength,
dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[ropeLength],
alwaysOnePkt: TRUE];
END; -- IF ropeIsNIL.
END; -- Unmarshal serverInstance.
Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength];
RETURN[resPkt.serverMachine, clientRname, clientInstance, serverInstance];
END; -- Vitae.
-- 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.
-- No module initialization.
END. -- AgentRpcClientImpl.