-- Copyright (C) 1985 by Xerox Corporation. All rights reserved. -- Stub file was translated on July 19, 1985 10:54:21 am PDT by Lupine of May 23, 1985 8:38:08 am PDT -- Source interface AlpineFile came from file AlpineFile.bcd, which was created on July 19, 1985 10:53:53 am PDT with version stamp 353#114#10613107072 from source of July 19, 1985 9:11:54 am PDT. -- The RPC stub modules for AlpineFile are: -- AlpineFileRpcControl.mesa; -- AlpineFileRpcClientImpl.mesa; -- AlpineFileRpcBinderImpl.mesa; -- AlpineFileRpcServerImpl.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 = FALSE -- Warn about short POINTER ("MDS") allocations = TRUE -- Maximum number of dynamic heap NEWs = 50, MDS NEWs = 50 -- Acceptable parameter protocols = VersionRange[1..1]. DIRECTORY AlpineEnvironment, AlpineFile, AlpineFileRpcControl USING [InterMdsCallsOnly, LupineProtocolVersion, ProcedureIndex, SignalIndex], RPC USING [EncryptionKey, InterfaceName, Principal, standardZones, Zones], 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, MarshalAtom, MarshalRope, NilHeader, ProtocolError, -- RopeHeader, RpcPktDoubleWord, RuntimeError, SequenceHeader, SHORT, -- StartNextPkt, StringHeader, StubPktDoubleWord, TranslationError, -- UnmarshalingError, UnmarshalingExprError, UnmarshalAtom, UnmarshalRope, -- WordsForChars]--, Atom --USING SOME OF [GetPName, MakeAtom]--, Rope --USING SOME OF [InlineFlatten, Length, NewText, Text]--; AlpineFileRpcServerImpl: MONITOR IMPORTS AlpineFile, RpcPrivate: RPCLupine, Lupine: LupineRuntime, Atom, Rope EXPORTS AlpineFileRpcControl SHARES AlpineFile, AlpineFileRpcControl, Rope = BEGIN OPEN AlpineFile, RpcControl: AlpineFileRpcControl, 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 "AlpineFile~353#114#10613107072", 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 AccessFailed --ERROR [missingAccess: AlpineEnvironment.NeededAccess]-- => BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex ← AccessFailed, missingAccess (1): AlpineEnvironment.NeededAccess]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 2; lastPkt: BOOLEAN; RpcPrivate.StartSignal[signalPkt: pkt]; argPkt↑ ← [missingAccess: missingAccess]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0]; Lupine.RuntimeError; -- Impossible to RESUME an ERROR. END; -- AccessFailed. LockFailed --ERROR [why: AlpineEnvironment.LockFailure]-- => BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex ← LockFailed, why (1): AlpineEnvironment.LockFailure]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 2; lastPkt: BOOLEAN; RpcPrivate.StartSignal[signalPkt: pkt]; argPkt↑ ← [why: why]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0]; Lupine.RuntimeError; -- Impossible to RESUME an ERROR. END; -- LockFailed. OperationFailed --ERROR [why: AlpineEnvironment.OperationFailure]-- => BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex ← OperationFailed, why (1): AlpineEnvironment.OperationFailure]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 2; lastPkt: BOOLEAN; RpcPrivate.StartSignal[signalPkt: pkt]; argPkt↑ ← [why: why]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0]; Lupine.RuntimeError; -- Impossible to RESUME an ERROR. END; -- OperationFailed. StaticallyInvalid --ERROR-- => BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex ← StaticallyInvalid]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 1; lastPkt: BOOLEAN; RpcPrivate.StartSignal[signalPkt: pkt]; argPkt.transferIndex ← StaticallyInvalid; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0]; Lupine.RuntimeError; -- Impossible to RESUME an ERROR. END; -- StaticallyInvalid. Unknown --ERROR [what: AlpineEnvironment.UnknownType]-- => BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex ← Unknown, what (1): AlpineEnvironment.UnknownType]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 2; lastPkt: BOOLEAN; RpcPrivate.StartSignal[signalPkt: pkt]; argPkt↑ ← [what: what]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0]; Lupine.RuntimeError; -- Impossible to RESUME an ERROR. END; -- Unknown. PossiblyDamaged --SIGNAL-- => BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex ← PossiblyDamaged]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 1; lastPkt: BOOLEAN; RpcPrivate.StartSignal[signalPkt: pkt]; argPkt.transferIndex ← PossiblyDamaged; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RESUME[]; END; -- PossiblyDamaged. END; -- Catch public signals. -- Call public procedures (still in dispatcher). SELECT LOOPHOLE[pkt.data[0], RpcControl.ProcedureIndex] FROM Open => RETURN[ OpenStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; Create => RETURN[ CreateStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; Close => RETURN[ CloseStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; Delete => RETURN[ DeleteStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; GetUniversalFile => RETURN[ GetUniversalFileStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; GetTransID => RETURN[ GetTransIDStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; GetAccessRights => RETURN[ GetAccessRightsStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; GetLockOption => RETURN[ GetLockOptionStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; SetLockOption => RETURN[ SetLockOptionStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; GetRecoveryOption => RETURN[ GetRecoveryOptionStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; GetReferencePattern => RETURN[ GetReferencePatternStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; SetReferencePattern => RETURN[ SetReferencePatternStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; ReadPages => RETURN[ ReadPagesStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; WritePages => RETURN[ WritePagesStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; LockPages => RETURN[ LockPagesStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; UnlockPages => RETURN[ UnlockPagesStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; ReadProperties => RETURN[ ReadPropertiesStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; WriteProperties => RETURN[ WritePropertiesStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; UnlockVersion => RETURN[ UnlockVersionStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; IncrementVersion => RETURN[ IncrementVersionStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; GetSize => RETURN[ GetSizeStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; SetSize => RETURN[ SetSizeStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; UnlockFile => RETURN[ UnlockFileStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; ENDCASE => RETURN[Lupine.DispatchingError[]]; END; -- ServerDispatcher -- Public procedure dispatcher stubs. OpenStub: --PROCEDURE [conversation: Conversation, transID: TransID, -- universalFile: UniversalFile, access: AccessRights, lock: LockOption, -- recoveryOption: RecoveryOption, referencePattern: ReferencePattern] -- RETURNS [openFileID: OpenFileID, fileID: FileID]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, transID (1): TransID, universalFile (10): UniversalFile, access (19): AccessRights, lock (20): LockOption, recoveryOption (21): RecoveryOption, referencePattern (22): ReferencePattern]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ openFileID (0): OpenFileID, fileID (2): FileID]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 23; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.openFileID, resPkt.fileID] ← Open[localConversation, argPkt.transID, argPkt.universalFile, argPkt.access, argPkt.lock, argPkt.recoveryOption, argPkt.referencePattern]; pktLength ← 6; RETURN[returnLength: pktLength]; END; -- OpenStub. CreateStub: --PROCEDURE [conversation: Conversation, transID: TransID, -- volumeID: VolOrVolGroupID, owner: OwnerName, initialSize: PageCount, -- recoveryOption: RecoveryOption, referencePattern: ReferencePattern] -- RETURNS [openFileID: OpenFileID, universalFile: UniversalFile]-- RpcPrivate.Dispatcher = BEGIN owner: OwnerName; ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, transID (1): TransID, volumeID (10): VolOrVolGroupID, initialSize (15): PageCount, recoveryOption (17): RecoveryOption, referencePattern (18): ReferencePattern]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ openFileID (0): OpenFileID, universalFile (2): UniversalFile]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 19; BEGIN -- Unmarshal owner: OwnerName from pkt.data[pktLength]. ropeIsNIL: Lupine.NilHeader; ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeIsNIL THEN owner ← NIL ELSE BEGIN ropeLength: Lupine.RopeHeader; textRope: Rope.Text; ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeLength > RpcPrivate.maxShortStringLength THEN Lupine.UnmarshalingError; owner ← 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 owner. Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.openFileID, resPkt.universalFile] ← Create[localConversation, argPkt.transID, argPkt.volumeID, owner, argPkt.initialSize, argPkt.recoveryOption, argPkt.referencePattern]; pktLength ← 11; RETURN[returnLength: pktLength]; END; -- CreateStub. CloseStub: --PROCEDURE [conversation: Conversation, openFileID: OpenFileID]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; Close[localConversation, argPkt.openFileID]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- CloseStub. DeleteStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; Delete[localConversation, argPkt.openFileID]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- DeleteStub. GetUniversalFileStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID] RETURNS [universalFile: UniversalFile]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ universalFile (0): UniversalFile]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.universalFile] ← GetUniversalFile[localConversation, argPkt.openFileID]; pktLength ← 9; RETURN[returnLength: pktLength]; END; -- GetUniversalFileStub. GetTransIDStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID] RETURNS [transID: TransID]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ transID (0): TransID]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.transID] ← GetTransID[localConversation, argPkt.openFileID]; pktLength ← 9; RETURN[returnLength: pktLength]; END; -- GetTransIDStub. GetAccessRightsStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID] RETURNS [access: AccessRights]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ access (0): AccessRights]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.access] ← GetAccessRights[localConversation, argPkt.openFileID]; pktLength ← 1; RETURN[returnLength: pktLength]; END; -- GetAccessRightsStub. GetLockOptionStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID] RETURNS [lock: LockOption]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ lock (0): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.lock] ← GetLockOption[localConversation, argPkt.openFileID]; pktLength ← 1; RETURN[returnLength: pktLength]; END; -- GetLockOptionStub. SetLockOptionStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, lock: LockOption]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, lock (3): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 4; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; SetLockOption[localConversation, argPkt.openFileID, argPkt.lock]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- SetLockOptionStub. GetRecoveryOptionStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID] RETURNS [recoveryOption: RecoveryOption]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ recoveryOption (0): RecoveryOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.recoveryOption] ← GetRecoveryOption[localConversation, argPkt.openFileID]; pktLength ← 1; RETURN[returnLength: pktLength]; END; -- GetRecoveryOptionStub. GetReferencePatternStub: --PROCEDURE [conversation: Conversation, -- openFileID: OpenFileID] RETURNS [referencePattern: ReferencePattern]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ referencePattern (0): ReferencePattern]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.referencePattern] ← GetReferencePattern[localConversation, argPkt.openFileID]; pktLength ← 1; RETURN[returnLength: pktLength]; END; -- GetReferencePatternStub. SetReferencePatternStub: --PROCEDURE [conversation: Conversation, -- openFileID: OpenFileID, referencePattern: ReferencePattern]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, referencePattern (3): ReferencePattern]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 4; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; SetReferencePattern[localConversation, argPkt.openFileID, argPkt.referencePattern]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- SetReferencePatternStub. ReadPagesStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, pageRun: PageRun, pageBuffer: RESULTPageBuffer, lock: -- LockOption]-- RpcPrivate.Dispatcher = BEGIN pageBuffer: RESULTPageBuffer; ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, pageRun (3): PageRun, lock (6): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 7; MaxHeapAllocs: CARDINAL = 1; heapAllocVector: ARRAY [1..MaxHeapAllocs] OF LONG POINTER←ALL[NIL]; BEGIN ENABLE UNWIND => BEGIN -- Free storage. FOR ptr: CARDINAL IN [1..LENGTH[heapAllocVector]] DO IF heapAllocVector[ptr] = NIL THEN EXIT; paramZones.heap.FREE[@heapAllocVector[ptr]]; ENDLOOP; END; -- Free storage. BEGIN -- Unmarshal pageBuffer: RESULTPageBuffer from pkt.data[pktLength]. DescriptorType: TYPE = RECORD [SEQUENCE COMPUTED CARDINAL OF WORD]; descLength: Lupine.SequenceHeader; descLength ← Lupine.RpcPktDoubleWord[pkt, pktLength]↑; pktLength ← pktLength + 2; pageBuffer ← DESCRIPTOR[ (heapAllocVector[1] ← paramZones.heap.NEW[DescriptorType[Lupine.SHORT[descLength]]]), Lupine.SHORT[descLength]]; NULL; -- Call by result, use uninitialized descriptor. END; -- Unmarshal pageBuffer. Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; ReadPages[localConversation, argPkt.openFileID, argPkt.pageRun, pageBuffer, argPkt.lock]; pktLength ← 0; BEGIN -- Marshal pageBuffer: RESULTPageBuffer to pkt.data[pktLength]. IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; Lupine.RpcPktDoubleWord[pkt, pktLength]↑ ← (IF BASE[pageBuffer]=NIL THEN 0 ELSE LENGTH[pageBuffer]); pktLength ← pktLength + 2; IF BASE[pageBuffer] # NIL THEN pktLength ← Lupine.CopyToPkt[pkt: pkt, pktLength: pktLength, dataAdr: BASE[pageBuffer], dataLength: SIZE[WORD]*LENGTH[pageBuffer], alwaysOnePkt: FALSE]; END; -- Marshal pageBuffer. END; -- ENABLE UNWIND => Free storage. FOR ptr: CARDINAL IN [1..LENGTH[heapAllocVector]] DO IF heapAllocVector[ptr] = NIL THEN EXIT; paramZones.heap.FREE[@heapAllocVector[ptr]]; ENDLOOP; RETURN[returnLength: pktLength]; END; -- ReadPagesStub. WritePagesStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, pageRun: PageRun, pageBuffer: VALUEPageBuffer, lock: -- LockOption]-- RpcPrivate.Dispatcher = BEGIN openFileID: OpenFileID; pageRun: PageRun; pageBuffer: VALUEPageBuffer; lock: LockOption; ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, pageRun (3): PageRun, lock (6): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 7; MaxHeapAllocs: CARDINAL = 1; heapAllocVector: ARRAY [1..MaxHeapAllocs] OF LONG POINTER←ALL[NIL]; BEGIN ENABLE UNWIND => BEGIN -- Free storage. FOR ptr: CARDINAL IN [1..LENGTH[heapAllocVector]] DO IF heapAllocVector[ptr] = NIL THEN EXIT; paramZones.heap.FREE[@heapAllocVector[ptr]]; ENDLOOP; END; -- Free storage. BEGIN -- OnePkt. onePkt: BOOLEAN = lastPkt; IF ~onePkt THEN BEGIN -- Must move statics from pkt now. [openFileID: openFileID, pageRun: pageRun, lock: lock] ← argPkt↑; END; BEGIN -- Unmarshal pageBuffer: VALUEPageBuffer from pkt.data[pktLength]. DescriptorType: TYPE = RECORD [SEQUENCE COMPUTED CARDINAL OF WORD]; descLength: Lupine.SequenceHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; descLength ← Lupine.RpcPktDoubleWord[pkt, pktLength]↑; pktLength ← pktLength + 2; pageBuffer ← DESCRIPTOR[ (heapAllocVector[1] ← paramZones.heap.NEW[DescriptorType[Lupine.SHORT[descLength]]]), Lupine.SHORT[descLength]]; pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength, dataAdr: BASE[pageBuffer], dataLength: SIZE[WORD]*LENGTH[pageBuffer], alwaysOnePkt: FALSE]; END; -- Unmarshal pageBuffer. Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; IF onePkt THEN WritePages[localConversation, argPkt.openFileID, argPkt.pageRun, pageBuffer, argPkt.lock] ELSE WritePages[localConversation, openFileID, pageRun, pageBuffer, lock]; END; -- OnePkt. pktLength ← 0; END; -- ENABLE UNWIND => Free storage. FOR ptr: CARDINAL IN [1..LENGTH[heapAllocVector]] DO IF heapAllocVector[ptr] = NIL THEN EXIT; paramZones.heap.FREE[@heapAllocVector[ptr]]; ENDLOOP; RETURN[returnLength: pktLength]; END; -- WritePagesStub. LockPagesStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, pageRun: PageRun, lock: LockOption]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, pageRun (3): PageRun, lock (6): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 7; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; LockPages[localConversation, argPkt.openFileID, argPkt.pageRun, argPkt.lock]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- LockPagesStub. UnlockPagesStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, pageRun: PageRun]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, pageRun (3): PageRun]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 6; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; UnlockPages[localConversation, argPkt.openFileID, argPkt.pageRun]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- UnlockPagesStub. ReadPropertiesStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, desiredProperties: PropertySet, lock: LockOption] -- RETURNS [properties: LIST OF PropertyValuePair]-- RpcPrivate.Dispatcher = BEGIN properties: LIST OF PropertyValuePair; ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, desiredProperties (3): PropertySet, lock (4): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 5; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [properties] ← ReadProperties[localConversation, argPkt.openFileID, argPkt.desiredProperties, argPkt.lock]; pktLength ← 0; BEGIN -- Marshal properties: LIST OF PropertyValuePair to pkt.data[pktLength]. thisNode1: LIST OF PropertyValuePair; listLength: Lupine.ListHeader ← 0; FOR thisNode1 ← properties, thisNode1.rest UNTIL thisNode1 = NIL DO listLength ← listLength + 1; ENDLOOP; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; Lupine.RpcPktDoubleWord[pkt, pktLength]↑ ← listLength; pktLength ← pktLength + 2; FOR thisNode1 ← properties, thisNode1.rest UNTIL thisNode1 = NIL DO BEGIN -- Marshal thisNode1.first: PropertyValuePair to pkt.data[pktLength]. pktLength ← Lupine.CopyToPkt[pkt: pkt, pktLength: pktLength, dataAdr: @thisNode1.first, dataLength: SIZE[PropertyValuePair], alwaysOnePkt: FALSE]; BEGIN OPEN record: thisNode1.first; WITH variant: record SELECT FROM modifyAccess => BEGIN -- Marshal variant: RECORD [modifyAccess: AccessList] -- to pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Marshal record.modifyAccess: AccessList to -- pkt.data[pktLength]. thisNode5: AccessList; listLength: Lupine.ListHeader ← 0; FOR thisNode5 ← record.modifyAccess, thisNode5.rest UNTIL thisNode5 = NIL DO listLength ← listLength + 1; ENDLOOP; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; Lupine.RpcPktDoubleWord[pkt, pktLength]↑ ← listLength; pktLength ← pktLength + 2; FOR thisNode5 ← record.modifyAccess, thisNode5.rest UNTIL thisNode5 = NIL DO BEGIN -- Marshal thisNode5.first: RName to pkt.data[pktLength]. IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; pkt.data[pktLength] ← thisNode5.first=NIL; pktLength ← pktLength+1; IF thisNode5.first # NIL THEN BEGIN textRope: Rope.Text = Rope.InlineFlatten[r: thisNode5.first]; 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: FALSE]; END; -- IF thisNode5.first # NIL. END; -- Marshal thisNode5.first. ENDLOOP; -- FOR thisNode5. END; -- Marshal record.modifyAccess. END; -- OPEN record: variant. END; -- Marshal variant. owner => BEGIN -- Marshal variant: RECORD [owner: OwnerName] -- to pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Marshal record.owner: OwnerName to pkt.data[pktLength]. IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; pkt.data[pktLength] ← record.owner=NIL; pktLength ← pktLength+1; IF record.owner # NIL THEN BEGIN textRope: Rope.Text = Rope.InlineFlatten[r: record.owner]; 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: FALSE]; END; -- IF record.owner # NIL. END; -- Marshal record.owner. END; -- OPEN record: variant. END; -- Marshal variant. readAccess => BEGIN -- Marshal variant: RECORD [readAccess: AccessList] -- to pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Marshal record.readAccess: AccessList to -- pkt.data[pktLength]. thisNode5: AccessList; listLength: Lupine.ListHeader ← 0; FOR thisNode5 ← record.readAccess, thisNode5.rest UNTIL thisNode5 = NIL DO listLength ← listLength + 1; ENDLOOP; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; Lupine.RpcPktDoubleWord[pkt, pktLength]↑ ← listLength; pktLength ← pktLength + 2; FOR thisNode5 ← record.readAccess, thisNode5.rest UNTIL thisNode5 = NIL DO BEGIN -- Marshal thisNode5.first: RName to pkt.data[pktLength]. IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; pkt.data[pktLength] ← thisNode5.first=NIL; pktLength ← pktLength+1; IF thisNode5.first # NIL THEN BEGIN textRope: Rope.Text = Rope.InlineFlatten[r: thisNode5.first]; 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: FALSE]; END; -- IF thisNode5.first # NIL. END; -- Marshal thisNode5.first. ENDLOOP; -- FOR thisNode5. END; -- Marshal record.readAccess. END; -- OPEN record: variant. END; -- Marshal variant. stringName => BEGIN -- Marshal variant: RECORD [stringName: Rope.ROPE] -- to pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Marshal record.stringName: Rope.ROPE to pkt.data[pktLength]. IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; pkt.data[pktLength] ← record.stringName=NIL; pktLength ← pktLength+1; IF record.stringName # NIL THEN BEGIN textRope: Rope.Text = Rope.InlineFlatten[r: record.stringName]; 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: FALSE]; END; -- IF record.stringName # NIL. END; -- Marshal record.stringName. END; -- OPEN record: variant. END; -- Marshal variant. ENDCASE => NULL; -- WITH variant: record. END; -- OPEN record: thisNode1.first. END; -- Marshal thisNode1.first. ENDLOOP; -- FOR thisNode1. END; -- Marshal properties. RETURN[returnLength: pktLength]; END; -- ReadPropertiesStub. WritePropertiesStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, properties: LIST OF PropertyValuePair, lock: LockOption]-- RpcPrivate.Dispatcher = BEGIN openFileID: OpenFileID; properties: LIST OF PropertyValuePair; lock: LockOption; ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, lock (3): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 4; BEGIN -- OnePkt. onePkt: BOOLEAN = lastPkt; IF ~onePkt THEN BEGIN -- Must move statics from pkt now. [openFileID: openFileID, lock: lock] ← argPkt↑; END; BEGIN -- Unmarshal properties: LIST OF PropertyValuePair from -- pkt.data[pktLength]. lastNode: LIST OF PropertyValuePair ← (properties ← NIL); listLength: Lupine.ListHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; listLength ← Lupine.RpcPktDoubleWord[pkt, pktLength]↑; pktLength ← pktLength + 2; WHILE listLength > 0 DO thisNode1: LIST OF PropertyValuePair = paramZones.gc.CONS[--DefaultValue--,NIL]; BEGIN -- Unmarshal thisNode1.first: PropertyValuePair from -- pkt.data[pktLength]. pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength, dataAdr: @thisNode1.first, dataLength: SIZE[PropertyValuePair], alwaysOnePkt: FALSE]; -- Restore garbled REFs to NIL following copy. BEGIN OPEN record: thisNode1.first; WITH variant: record SELECT FROM modifyAccess => BEGIN OPEN record: variant; LOOPHOLE[record.modifyAccess, LONG POINTER] ← NIL; END; -- OPEN record: variant. owner => BEGIN OPEN record: variant; LOOPHOLE[record.owner, LONG POINTER] ← NIL; END; -- OPEN record: variant. readAccess => BEGIN OPEN record: variant; LOOPHOLE[record.readAccess, LONG POINTER] ← NIL; END; -- OPEN record: variant. stringName => BEGIN OPEN record: variant; LOOPHOLE[record.stringName, LONG POINTER] ← NIL; END; -- OPEN record: variant. ENDCASE => NULL; -- WITH variant: record. END; -- OPEN record: thisNode1.first. BEGIN OPEN record: thisNode1.first; WITH variant: record SELECT FROM modifyAccess => BEGIN -- Unmarshal variant: RECORD [modifyAccess: AccessList] -- from pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Unmarshal record.modifyAccess: AccessList -- from pkt.data[pktLength]. lastNode: AccessList ← (record.modifyAccess ← NIL); listLength: Lupine.ListHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; listLength ← Lupine.RpcPktDoubleWord[pkt, pktLength]↑; pktLength ← pktLength + 2; WHILE listLength > 0 DO thisNode5: AccessList = paramZones.gc.CONS[--DefaultValue--,NIL]; BEGIN -- Unmarshal thisNode5.first: RName from -- pkt.data[pktLength]. ropeIsNIL: Lupine.NilHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeIsNIL THEN thisNode5.first ← NIL ELSE BEGIN ropeLength: Lupine.RopeHeader; textRope: Rope.Text; ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeLength > RpcPrivate.maxShortStringLength THEN Lupine.UnmarshalingError; thisNode5.first ← textRope ← Rope.NewText[size: ropeLength]; pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength, dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[ropeLength], alwaysOnePkt: FALSE]; END; -- IF ropeIsNIL. END; -- Unmarshal thisNode5.first. IF lastNode # NIL THEN lastNode ← (lastNode.rest ← thisNode5) ELSE lastNode ← (record.modifyAccess ← thisNode5); listLength ← listLength - 1; ENDLOOP; -- WHILE listLength > 0. END; -- Unmarshal record.modifyAccess. END; -- OPEN record: variant. END; -- Unmarshal variant. owner => BEGIN -- Unmarshal variant: RECORD [owner: OwnerName] -- from pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Unmarshal record.owner: OwnerName from pkt.data[pktLength]. ropeIsNIL: Lupine.NilHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeIsNIL THEN record.owner ← NIL ELSE BEGIN ropeLength: Lupine.RopeHeader; textRope: Rope.Text; ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeLength > RpcPrivate.maxShortStringLength THEN Lupine.UnmarshalingError; record.owner ← textRope ← Rope.NewText[size: ropeLength]; pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength, dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[ropeLength], alwaysOnePkt: FALSE]; END; -- IF ropeIsNIL. END; -- Unmarshal record.owner. END; -- OPEN record: variant. END; -- Unmarshal variant. readAccess => BEGIN -- Unmarshal variant: RECORD [readAccess: AccessList] -- from pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Unmarshal record.readAccess: AccessList from -- pkt.data[pktLength]. lastNode: AccessList ← (record.readAccess ← NIL); listLength: Lupine.ListHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; listLength ← Lupine.RpcPktDoubleWord[pkt, pktLength]↑; pktLength ← pktLength + 2; WHILE listLength > 0 DO thisNode5: AccessList = paramZones.gc.CONS[--DefaultValue--,NIL]; BEGIN -- Unmarshal thisNode5.first: RName from -- pkt.data[pktLength]. ropeIsNIL: Lupine.NilHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeIsNIL THEN thisNode5.first ← NIL ELSE BEGIN ropeLength: Lupine.RopeHeader; textRope: Rope.Text; ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeLength > RpcPrivate.maxShortStringLength THEN Lupine.UnmarshalingError; thisNode5.first ← textRope ← Rope.NewText[size: ropeLength]; pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength, dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[ropeLength], alwaysOnePkt: FALSE]; END; -- IF ropeIsNIL. END; -- Unmarshal thisNode5.first. IF lastNode # NIL THEN lastNode ← (lastNode.rest ← thisNode5) ELSE lastNode ← (record.readAccess ← thisNode5); listLength ← listLength - 1; ENDLOOP; -- WHILE listLength > 0. END; -- Unmarshal record.readAccess. END; -- OPEN record: variant. END; -- Unmarshal variant. stringName => BEGIN -- Unmarshal variant: RECORD [stringName: Rope.ROPE] -- from pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Unmarshal record.stringName: Rope.ROPE from -- pkt.data[pktLength]. ropeIsNIL: Lupine.NilHeader; IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.FinishThisPkt[pkt: pkt, pktLength: pktLength]; ropeIsNIL ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeIsNIL THEN record.stringName ← NIL ELSE BEGIN ropeLength: Lupine.RopeHeader; textRope: Rope.Text; ropeLength ← pkt.data[pktLength]; pktLength ← pktLength+1; IF ropeLength > LAST[NAT] THEN Lupine.UnmarshalingError; record.stringName ← textRope ← Rope.NewText[size: ropeLength]; pktLength ← Lupine.CopyFromPkt[pkt: pkt, pktLength: pktLength, dataAdr: BASE[DESCRIPTOR[textRope.text]], dataLength: Lupine.WordsForChars[ropeLength], alwaysOnePkt: FALSE]; END; -- IF ropeIsNIL. END; -- Unmarshal record.stringName. END; -- OPEN record: variant. END; -- Unmarshal variant. ENDCASE => NULL; -- WITH variant: record. END; -- OPEN record: thisNode1.first. END; -- Unmarshal thisNode1.first. IF lastNode # NIL THEN lastNode ← (lastNode.rest ← thisNode1) ELSE lastNode ← (properties ← thisNode1); listLength ← listLength - 1; ENDLOOP; -- WHILE listLength > 0. END; -- Unmarshal properties. Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; IF onePkt THEN WriteProperties[localConversation, argPkt.openFileID, properties, argPkt.lock] ELSE WriteProperties[localConversation, openFileID, properties, lock]; END; -- OnePkt. pktLength ← 0; RETURN[returnLength: pktLength]; END; -- WritePropertiesStub. UnlockVersionStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; UnlockVersion[localConversation, argPkt.openFileID]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- UnlockVersionStub. IncrementVersionStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, increment: LONG INTEGER]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, increment (3): LONG INTEGER]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 5; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; IncrementVersion[localConversation, argPkt.openFileID, argPkt.increment]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- IncrementVersionStub. GetSizeStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, lock: LockOption] -- RETURNS [size: PageCount]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, lock (3): LockOption]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ size (0): PageCount]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; resPkt: LONG POINTER TO ResultOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 4; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; [resPkt.size] ← GetSize[localConversation, argPkt.openFileID, argPkt.lock]; pktLength ← 2; RETURN[returnLength: pktLength]; END; -- GetSizeStub. SetSizeStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID, size: PageCount, lock: LockOption]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID, size (3): PageCount, lock (5): LockOption]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 6; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; SetSize[localConversation, argPkt.openFileID, argPkt.size, argPkt.lock]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- SetSizeStub. UnlockFileStub: --PROCEDURE [conversation: Conversation, openFileID: -- OpenFileID]-- RpcPrivate.Dispatcher = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex, openFileID (1): OpenFileID]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 3; Lupine.CheckPktLength[pkt: pkt, pktLength: pktLength]; UnlockFile[localConversation, argPkt.openFileID]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- UnlockFileStub. -- Marshall/Unmarshal procedures. -- No module initialization. END. -- AlpineFileRpcServerImpl.