-- Stub file was translated on October 25, 1983 12:25 pm by Lupine of October 25, 1983 10:51 am -- Source interface AlpineFile came from file AlpineFile.bcd, which was created on October 25, 1983 12:25 pm with version stamp 145B#141B#16526044552B from source of October 18, 1983 2:03 pm. -- 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], BasicTime USING[FromPupTime, ToPupTime], RPC USING [InterfaceName, standardZones, Zones], 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]--; AlpineFileRpcClientImpl: MONITOR IMPORTS AlpineFile, BasicTime, RpcPrivate: RPCLupine, Lupine: LupineRuntime, Atom, Rope EXPORTS AlpineFile, AlpineFileRpcControl SHARES AlpineFile, AlpineFileRpcControl, Rope = BEGIN OPEN AlpineFile, RpcControl: AlpineFileRpcControl, 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 "AlpineFile~145B#141B#16526044552B", 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. Open: PUBLIC PROCEDURE [conversation: Conversation, transID: TransID, universalFile: UniversalFile, access: AccessRights, lock: LockOption, recoveryOption: RecoveryOption, referencePattern: ReferencePattern] RETURNS [--openFileID:-- OpenFileID, --fileID:-- FileID] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← Open, transID (1): TransID, universalFile (10): UniversalFile, access (20): AccessRights, lock (21): LockOption, recoveryOption (22): RecoveryOption, referencePattern (23): ReferencePattern]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ openFileID (0): OpenFileID, fileID (2): FileID]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+24] 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 ← 24; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [transID: transID, universalFile: universalFile, access: access, lock: lock, recoveryOption: recoveryOption, referencePattern: referencePattern]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 7, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 7]; RETURN[resPkt.openFileID, resPkt.fileID]; END; -- Open. Create: PUBLIC PROCEDURE [conversation: Conversation, transID: TransID, volumeID: VolOrVolGroupID, owner: OwnerName, initialSize: PageCount, type: FileType, recoveryOption: RecoveryOption, referencePattern: ReferencePattern] RETURNS [--openFileID:-- OpenFileID, --universalFile:-- UniversalFile] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← Create, transID (1): TransID, volumeID (10): VolOrVolGroupID, initialSize (15): PageCount, type (17): FileType, recoveryOption (18): RecoveryOption, referencePattern (19): ReferencePattern]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ openFileID (0): OpenFileID, universalFile (2): UniversalFile]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+54] 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 ← 20; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [transID: transID, volumeID: volumeID, initialSize: initialSize, type: type, recoveryOption: recoveryOption, referencePattern: referencePattern]; BEGIN -- Marshal owner: OwnerName to pkt.data[pktLength]. pkt.data[pktLength] ← owner=NIL; pktLength ← pktLength+1; IF owner # NIL THEN BEGIN textRope: Rope.Text = Rope.InlineFlatten[r: 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: TRUE]; END; -- IF owner # NIL. END; -- Marshal owner. [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 12, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 12]; RETURN[resPkt.openFileID, resPkt.universalFile]; END; -- Create. Close: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← Close, openFileID (1): OpenFileID]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+3] 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, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- Close. Delete: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← Delete, openFileID (1): OpenFileID]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+3] 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, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- Delete. GetUniversalFile: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] RETURNS [--universalFile:-- UniversalFile] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← GetUniversalFile, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ universalFile (0): UniversalFile]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+10] 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 ← 3; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 10, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 10]; RETURN[resPkt.universalFile]; END; -- GetUniversalFile. GetTransID: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] RETURNS [--transID:-- TransID] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← GetTransID, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ transID (0): TransID]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+9] 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 ← 3; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 9, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 9]; RETURN[resPkt.transID]; END; -- GetTransID. GetAccessRights: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] RETURNS [--access:-- AccessRights] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← GetAccessRights, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ access (0): AccessRights]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+3] 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 ← 3; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 1, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 1]; RETURN[resPkt.access]; END; -- GetAccessRights. GetLockOption: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] RETURNS [--lock:-- LockOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← GetLockOption, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ lock (0): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+3] 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 ← 3; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 1, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 1]; RETURN[resPkt.lock]; END; -- GetLockOption. SetLockOption: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, lock: LockOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← SetLockOption, openFileID (1): OpenFileID, lock (3): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+4] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 4; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, lock: lock]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- SetLockOption. GetRecoveryOption: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] RETURNS [--recoveryOption:-- RecoveryOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← GetRecoveryOption, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ recoveryOption (0): RecoveryOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+3] 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 ← 3; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 1, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 1]; RETURN[resPkt.recoveryOption]; END; -- GetRecoveryOption. GetReferencePattern: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] RETURNS [--referencePattern:-- ReferencePattern] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← GetReferencePattern, openFileID (1): OpenFileID]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ referencePattern (0): ReferencePattern]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+3] 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 ← 3; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 1, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 1]; RETURN[resPkt.referencePattern]; END; -- GetReferencePattern. SetReferencePattern: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, referencePattern: ReferencePattern] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← SetReferencePattern, openFileID (1): OpenFileID, referencePattern (3): ReferencePattern]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+4] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 4; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, referencePattern: referencePattern]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- SetReferencePattern. ReadPages: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, pageRun: PageRun, pageBuffer: RESULTPageBuffer, lock: LockOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← ReadPages, openFileID (1): OpenFileID, pageRun (3): PageRun, lock (6): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+254] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 7; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, pageRun: pageRun, lock: lock]; BEGIN -- Marshal pageBuffer: RESULTPageBuffer to pkt.data[pktLength]. Lupine.StubPktDoubleWord[pkt, pktLength]↑ ← (IF BASE[pageBuffer]=NIL THEN 0 ELSE LENGTH[pageBuffer]); pktLength ← pktLength + 2; IF BASE[pageBuffer] # NIL THEN NULL; -- Call by result, send length only. END; -- Marshal pageBuffer. [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 254, signalHandler: ClientDispatcher]; pktLength ← 0; BEGIN -- Unmarshal pageBuffer: RESULTPageBuffer 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.StubPktDoubleWord[pkt, pktLength]↑; pktLength ← pktLength + 2; IF descLength # (IF BASE[pageBuffer]=NIL THEN 0 ELSE LENGTH[pageBuffer]) THEN Lupine.UnmarshalingError; NULL; -- Call by var or result, use existing descriptor. 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]; RETURN[]; END; -- ReadPages. WritePages: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, pageRun: PageRun, pageBuffer: VALUEPageBuffer, lock: LockOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← WritePages, openFileID (1): OpenFileID, pageRun (3): PageRun, lock (6): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+254] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 7; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, pageRun: pageRun, lock: lock]; BEGIN -- Marshal pageBuffer: VALUEPageBuffer to pkt.data[pktLength]. IF pktLength+2 > RpcPrivate.maxDataLength THEN pktLength ← Lupine.StartNextPkt[pkt: pkt, pktLength: pktLength]; Lupine.StubPktDoubleWord[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. [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- WritePages. LockPages: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, pageRun: PageRun, lock: LockOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← LockPages, openFileID (1): OpenFileID, pageRun (3): PageRun, lock (6): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+7] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 7; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, pageRun: pageRun, lock: lock]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- LockPages. UnlockPages: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, pageRun: PageRun] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← UnlockPages, openFileID (1): OpenFileID, pageRun (3): PageRun]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+6] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 6; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, pageRun: pageRun]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- UnlockPages. ReadProperties: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, desiredProperties: PropertySet, lock: LockOption] RETURNS [properties: LIST OF PropertyValuePair] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← ReadProperties, openFileID (1): OpenFileID, desiredProperties (3): PropertySet, lock (4): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+254] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 5; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, desiredProperties: desiredProperties, lock: lock]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 254, signalHandler: ClientDispatcher]; pktLength ← 0; 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.StubPktDoubleWord[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.StubPktDoubleWord[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.StubPktDoubleWord[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. createTime => BEGIN OPEN record: variant; record.createTime ← BasicTime.FromPupTime[LOOPHOLE[record.createTime]]; END; stringName => BEGIN -- Unmarshal variant: RECORD [stringName: String] -- from pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Unmarshal record.stringName: String 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]; RETURN[properties]; END; -- ReadProperties. WriteProperties: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, properties: LIST OF PropertyValuePair, lock: LockOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← WriteProperties, openFileID (1): OpenFileID, lock (3): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+254] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 4; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, lock: lock]; 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.StubPktDoubleWord[pkt, pktLength]↑ ← listLength; pktLength ← pktLength + 2; FOR thisNode1 ← properties, thisNode1.rest UNTIL thisNode1 = NIL DO BEGIN -- Marshal thisNode1.first: PropertyValuePair to pkt.data[pktLength]. BEGIN OPEN record: thisNode1.first; WITH variant: record SELECT FROM createTime => BEGIN OPEN record: variant; record.createTime ← LOOPHOLE[BasicTime.ToPupTime[record.createTime]]; END; ENDCASE; END; 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.StubPktDoubleWord[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.StubPktDoubleWord[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: String] -- to pkt.data[pktLength]. BEGIN OPEN record: variant; BEGIN -- Marshal record.stringName: String 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. [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- WriteProperties. UnlockVersion: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← UnlockVersion, openFileID (1): OpenFileID]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+3] 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, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- UnlockVersion. IncrementVersion: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, increment: LONG INTEGER] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← IncrementVersion, openFileID (1): OpenFileID, increment (3): LONG INTEGER]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+5] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 5; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, increment: increment]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- IncrementVersion. GetSize: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, lock: LockOption] RETURNS [--size:-- PageCount] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← GetSize, openFileID (1): OpenFileID, lock (3): LockOption]; ResultOverlay: TYPE = MACHINE DEPENDENT RECORD [ size (0): PageCount]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+4] 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, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, lock: lock]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 2, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 2]; RETURN[resPkt.size]; END; -- GetSize. SetSize: PUBLIC PROCEDURE [conversation: Conversation, openFileID: OpenFileID, size: PageCount, lock: LockOption] = BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.ProcedureIndex ← SetSize, openFileID (1): OpenFileID, size (3): PageCount, lock (5): LockOption]; pktBuffer: ARRAY [1..RpcPrivate.pktOverhead+6] OF WORD; pkt: RpcPrivate.StubPkt = RpcPrivate.GetStubPkt[space: @pktBuffer]; argPkt: POINTER TO ArgumentOverlay = @pkt.data[0]; pktLength: RpcPrivate.DataLength ← 6; lastPkt: BOOLEAN; RpcPrivate.StartCall[callPkt: pkt, interface: myInterface, localConversation: conversation]; argPkt↑ ← [openFileID: openFileID, size: size, lock: lock]; [returnLength: , lastPkt: lastPkt] ← RpcPrivate.Call[ pkt: pkt, callLength: pktLength, maxReturnLength: 0, signalHandler: ClientDispatcher]; Lupine.CheckPktLength[pkt: pkt, pktLength: 0]; RETURN[]; END; -- SetSize. --Remote public signals and errors are imported from the interface. -- 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 AccessFailed => RETURN[ AccessFailedStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; LockFailed => RETURN[ LockFailedStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; OperationFailed => RETURN[ OperationFailedStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; StaticallyInvalid => RETURN[ StaticallyInvalidStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; Unknown => RETURN[ UnknownStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; PossiblyDamaged => RETURN[ PossiblyDamagedStub[pkt: pkt, callLength: callLength, lastPkt: lastPkt, localConversation: localConversation]]; ENDCASE => RETURN[Lupine.DispatchingError[]]; END; -- ClientDispatcher -- Public signal and error dispatcher stubs. AccessFailedStub: --ERROR [missingAccess: AlpineEnvironment.NeededAccess]-- RpcPrivate.Dispatcher = INLINE BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex, missingAccess (1): AlpineEnvironment.NeededAccess]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; Lupine.CheckPktLength[pkt: pkt, pktLength: 2]; ERROR AccessFailed[argPkt.missingAccess]; END; -- AccessFailedStub. LockFailedStub: --ERROR [why: AlpineEnvironment.LockFailure]-- RpcPrivate.Dispatcher = INLINE BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex, why (1): AlpineEnvironment.LockFailure]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; Lupine.CheckPktLength[pkt: pkt, pktLength: 2]; ERROR LockFailed[argPkt.why]; END; -- LockFailedStub. OperationFailedStub: --ERROR [why: AlpineEnvironment.OperationFailure]-- RpcPrivate.Dispatcher = INLINE BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex, why (1): AlpineEnvironment.OperationFailure]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; Lupine.CheckPktLength[pkt: pkt, pktLength: 2]; ERROR OperationFailed[argPkt.why]; END; -- OperationFailedStub. StaticallyInvalidStub: --ERROR-- RpcPrivate.Dispatcher = INLINE BEGIN Lupine.CheckPktLength[pkt: pkt, pktLength: 1]; ERROR StaticallyInvalid[]; END; -- StaticallyInvalidStub. UnknownStub: --ERROR [what: AlpineEnvironment.UnknownType]-- RpcPrivate.Dispatcher = INLINE BEGIN ArgumentOverlay: TYPE = MACHINE DEPENDENT RECORD [ transferIndex (0): RpcControl.SignalIndex, what (1): AlpineEnvironment.UnknownType]; argPkt: LONG POINTER TO ArgumentOverlay = @pkt.data[0]; Lupine.CheckPktLength[pkt: pkt, pktLength: 2]; ERROR Unknown[argPkt.what]; END; -- UnknownStub. PossiblyDamagedStub: --SIGNAL-- RpcPrivate.Dispatcher = INLINE BEGIN pktLength: RpcPrivate.DataLength; Lupine.CheckPktLength[pkt: pkt, pktLength: 1]; SIGNAL PossiblyDamaged[]; pktLength ← 0; RETURN[returnLength: pktLength]; END; -- PossiblyDamagedStub. -- No module initialization. END. -- AlpineFileRpcClientImpl.