-- 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, 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, 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]--;
AgentRpcServerImpl: MONITOR
IMPORTS Agent, RpcPrivate: RPCLupine, Lupine: LupineRuntime, Atom,
Rope
EXPORTS AgentRpcControl
SHARES Agent, AgentRpcControl, Rope
= BEGIN OPEN Agent, RpcControl: AgentRpcControl, 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 "Agent~63B#37B#37644543706B",
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
Authenticate => RETURN[
AuthenticateStub[pkt: pkt, callLength: callLength, lastPkt:
lastPkt, localConversation: localConversation]];
Vitae => RETURN[
VitaeStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt,
localConversation: localConversation]];
ENDCASE => RETURN[Lupine.DispatchingError[]];
END; -- ServerDispatcher
-- Public procedure dispatcher stubs.
AuthenticateStub: --PROCEDURE [nonceId: LONG INTEGER, a: Principal,
-- b: Principal]
-- RETURNS [an: Frob, ar: Frob]-- RpcPrivate.Dispatcher =
BEGIN
a: Principal;
b: Principal;
an: Frob;
ar: Frob;
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex, nonceId (1): LONG
INTEGER];
argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 3;
BEGIN -- Unmarshal a: Principal from pkt.data[pktLength].
ropeIsNIL: Lupine.NilHeader;
ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeIsNIL
THEN a ← NIL
ELSE BEGIN
ropeLength: Lupine.RopeHeader;
textRope: Rope.Text;
ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeLength > RpcPrivate.maxShortStringLength
THEN Lupine.UnmarshalingError;
a ← 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 a.
BEGIN -- Unmarshal b: Principal from pkt.data[pktLength].
ropeIsNIL: Lupine.NilHeader;
ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeIsNIL
THEN b ← NIL
ELSE BEGIN
ropeLength: Lupine.RopeHeader;
textRope: Rope.Text;
ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeLength > RpcPrivate.maxShortStringLength
THEN Lupine.UnmarshalingError;
b ← 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 b.
Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength];
[an, ar] ←
Authenticate[argPkt.nonceId, a, b];
pktLength ← 0;
BEGIN -- Marshal an: Frob to pkt.data[pktLength].
BEGIN -- Marshal an↑: FrobRecord to pkt.data[pktLength].
pkt.data[pktLength] ← an=NIL; pktLength ← pktLength+1;
IF an # NIL THEN BEGIN
-- Record has a sequence, put its length up front.
Lupine.RpcPktDoubleWord[pkt, pktLength]↑ ← LENGTH[DESCRIPTOR[an↑]];
pktLength ← pktLength + 2;
pktLength ← Lupine.CopyToPkt[pkt: pkt, pktLength: pktLength,
dataAdr: LOOPHOLE[an], dataLength: SIZE[FrobRecord[LENGTH[DESCRIPTOR[an↑]]]],
alwaysOnePkt: TRUE];
END; -- IF an # NIL.
END; -- Marshal an↑.
END; -- Marshal an.
BEGIN -- Marshal ar: Frob to pkt.data[pktLength].
BEGIN -- Marshal ar↑: FrobRecord to pkt.data[pktLength].
pkt.data[pktLength] ← ar=NIL; pktLength ← pktLength+1;
IF ar # NIL THEN BEGIN
-- Record has a sequence, put its length up front.
Lupine.RpcPktDoubleWord[pkt, pktLength]↑ ← LENGTH[DESCRIPTOR[ar↑]];
pktLength ← pktLength + 2;
pktLength ← Lupine.CopyToPkt[pkt: pkt, pktLength: pktLength,
dataAdr: LOOPHOLE[ar], dataLength: SIZE[FrobRecord[LENGTH[DESCRIPTOR[ar↑]]]],
alwaysOnePkt: TRUE];
END; -- IF ar # NIL.
END; -- Marshal ar↑.
END; -- Marshal ar.
RETURN[returnLength: pktLength];
END; -- AuthenticateStub.
VitaeStub: --PROCEDURE [clientMachine: RPCPkt.Machine, range: RPC.VersionRange,
-- interfaceType: RPC.ShortROPE]
-- RETURNS [serverMachine: RPCPkt.Machine, clientRname: Principal,
-- clientInstance: RPC.ShortROPE, serverInstance: RPC.ShortROPE]--
RpcPrivate.Dispatcher =
BEGIN
interfaceType: RPC.ShortROPE;
clientRname: Principal;
clientInstance: RPC.ShortROPE;
serverInstance: RPC.ShortROPE;
ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [
transferIndex (0): RpcControl.ProcedureIndex, clientMachine (1):
RPCPkt.Machine, range (2): RPC.VersionRange];
ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [
serverMachine (0): RPCPkt.Machine];
argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0];
resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0];
pktLength: RpcPrivate.DataLength ← 4;
BEGIN -- Unmarshal interfaceType: RPC.ShortROPE from pkt.data[pktLength].
ropeIsNIL: Lupine.NilHeader;
ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeIsNIL
THEN interfaceType ← NIL
ELSE BEGIN
ropeLength: Lupine.RopeHeader;
textRope: Rope.Text;
ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1;
IF ropeLength > RpcPrivate.maxShortStringLength
THEN Lupine.UnmarshalingError;
interfaceType ← 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 interfaceType.
Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength];
[resPkt.serverMachine, clientRname, clientInstance, serverInstance]
←
Vitae[argPkt.clientMachine, argPkt.range, interfaceType];
pktLength ← 1;
BEGIN -- Marshal clientRname: Principal to pkt.data[pktLength].
pkt.data[pktLength] ← clientRname=NIL; pktLength ← pktLength+1;
IF clientRname # NIL
THEN BEGIN
textRope: Rope.Text = Rope.InlineFlatten[r: clientRname];
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 clientRname # NIL.
END; -- Marshal clientRname.
BEGIN -- Marshal clientInstance: RPC.ShortROPE to pkt.data[pktLength].
pkt.data[pktLength] ← clientInstance=NIL; pktLength ← pktLength+1;
IF clientInstance # NIL
THEN BEGIN
textRope: Rope.Text = Rope.InlineFlatten[r: clientInstance];
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 clientInstance # NIL.
END; -- Marshal clientInstance.
BEGIN -- Marshal serverInstance: RPC.ShortROPE to pkt.data[pktLength].
pkt.data[pktLength] ← serverInstance=NIL; pktLength ← pktLength+1;
IF serverInstance # NIL
THEN BEGIN
textRope: Rope.Text = Rope.InlineFlatten[r: serverInstance];
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 serverInstance # NIL.
END; -- Marshal serverInstance.
RETURN[returnLength: pktLength];
END; -- VitaeStub.
-- No module initialization.
END. -- AgentRpcServerImpl.