461 lines
12 KiB
C
461 lines
12 KiB
C
/*++
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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NwInit.c
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Abstract:
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This module implements the DRIVER_INITIALIZATION routine for NetWare
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Author:
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Colin Watson [ColinW] 15-Dec-1992
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Revision History:
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--*/
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#include "Procs.h"
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#define Dbg (DEBUG_TRACE_LOAD)
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//
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// Private declaration because ZwQueryDefaultLocale isn't in any header.
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//
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NTSYSAPI
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NTSTATUS
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NTAPI
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ZwQueryDefaultLocale(
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IN BOOLEAN UserProfile,
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OUT PLCID DefaultLocaleId
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);
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NTSTATUS
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath
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);
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VOID
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UnloadDriver(
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IN PDRIVER_OBJECT DriverObject
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);
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VOID
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GetConfigurationInformation(
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PUNICODE_STRING RegistryPath
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);
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VOID
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ReadValue(
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HANDLE ParametersHandle,
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PLONG pVar,
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PWCHAR Name
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);
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#ifdef ALLOC_PRAGMA
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#pragma alloc_text( PAGE, DriverEntry )
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#pragma alloc_text( PAGE, GetConfigurationInformation )
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#pragma alloc_text( PAGE, ReadValue )
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#endif
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#if 0 // Not pageable
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UnloadDriver
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#endif
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static ULONG IrpStackSize;
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NTSTATUS
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath
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)
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/*++
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Routine Description:
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This is the initialization routine for the Nw file system
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device driver. This routine creates the device object for the FileSystem
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device and performs all other driver initialization.
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Arguments:
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DriverObject - Pointer to driver object created by the system.
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Return Value:
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NTSTATUS - The function value is the final status from the initialization
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operation.
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--*/
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{
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NTSTATUS Status;
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UNICODE_STRING UnicodeString;
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PAGED_CODE();
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//DbgBreakPoint();
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InitializeAttach( );
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NwInitializeData();
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NwInitializePidTable();
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//
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// Create the device object.
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//
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RtlInitUnicodeString( &UnicodeString, DD_NWFS_DEVICE_NAME_U );
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Status = IoCreateDevice( DriverObject,
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0,
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&UnicodeString,
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FILE_DEVICE_NETWORK_FILE_SYSTEM,
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FILE_REMOTE_DEVICE,
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FALSE,
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&FileSystemDeviceObject );
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if (!NT_SUCCESS( Status )) {
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Error(EVENT_NWRDR_CANT_CREATE_DEVICE, Status, NULL, 0, 0);
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return Status;
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}
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//
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// Initialize parameters to the defaults.
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//
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IrpStackSize = NWRDR_IO_STACKSIZE;
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//
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// Attempt to read config information from the registry
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//
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GetConfigurationInformation( RegistryPath );
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//
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// Set the stack size.
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//
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FileSystemDeviceObject->StackSize = (CCHAR)IrpStackSize;
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//
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// Initialize the driver object with this driver's entry points.
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//
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DriverObject->MajorFunction[IRP_MJ_CREATE] = (PDRIVER_DISPATCH)NwFsdCreate;
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DriverObject->MajorFunction[IRP_MJ_CLEANUP] = (PDRIVER_DISPATCH)NwFsdCleanup;
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DriverObject->MajorFunction[IRP_MJ_CLOSE] = (PDRIVER_DISPATCH)NwFsdClose;
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DriverObject->MajorFunction[IRP_MJ_FILE_SYSTEM_CONTROL] = (PDRIVER_DISPATCH)NwFsdFileSystemControl;
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DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = (PDRIVER_DISPATCH)NwFsdDeviceIoControl;
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DriverObject->MajorFunction[IRP_MJ_QUERY_INFORMATION] = (PDRIVER_DISPATCH)NwFsdQueryInformation;
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DriverObject->MajorFunction[IRP_MJ_QUERY_VOLUME_INFORMATION] = (PDRIVER_DISPATCH)NwFsdQueryVolumeInformation;
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DriverObject->MajorFunction[IRP_MJ_SET_VOLUME_INFORMATION] = (PDRIVER_DISPATCH)NwFsdSetVolumeInformation;
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DriverObject->MajorFunction[IRP_MJ_DIRECTORY_CONTROL] = (PDRIVER_DISPATCH)NwFsdDirectoryControl;
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DriverObject->MajorFunction[IRP_MJ_READ] = (PDRIVER_DISPATCH)NwFsdRead;
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DriverObject->MajorFunction[IRP_MJ_WRITE] = (PDRIVER_DISPATCH)NwFsdWrite;
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DriverObject->MajorFunction[IRP_MJ_SET_INFORMATION] = (PDRIVER_DISPATCH)NwFsdSetInformation;
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DriverObject->MajorFunction[IRP_MJ_LOCK_CONTROL] = (PDRIVER_DISPATCH)NwFsdLockControl;
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DriverObject->MajorFunction[IRP_MJ_FLUSH_BUFFERS] = (PDRIVER_DISPATCH)NwFsdFlushBuffers;
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/*
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DriverObject->MajorFunction[IRP_MJ_QUERY_EA] = (PDRIVER_DISPATCH)NwFsdQueryEa;
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DriverObject->MajorFunction[IRP_MJ_SET_EA] = (PDRIVER_DISPATCH)NwFsdSetEa;
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DriverObject->MajorFunction[IRP_MJ_SHUTDOWN] = (PDRIVER_DISPATCH)NwFsdShutdown;
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*/
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DriverObject->DriverUnload = UnloadDriver;
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#if NWFASTIO
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DriverObject->FastIoDispatch = &NwFastIoDispatch;
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NwFastIoDispatch.SizeOfFastIoDispatch = sizeof(FAST_IO_DISPATCH);
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NwFastIoDispatch.FastIoCheckIfPossible = NULL;
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NwFastIoDispatch.FastIoRead = NwFastRead;
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NwFastIoDispatch.FastIoWrite = NwFastWrite;
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NwFastIoDispatch.FastIoQueryBasicInfo = NwFastQueryBasicInfo;
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NwFastIoDispatch.FastIoQueryStandardInfo = NwFastQueryStandardInfo;
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NwFastIoDispatch.FastIoLock = NULL;
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NwFastIoDispatch.FastIoUnlockSingle = NULL;
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NwFastIoDispatch.FastIoUnlockAll = NULL;
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NwFastIoDispatch.FastIoUnlockAllByKey = NULL;
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NwFastIoDispatch.FastIoDeviceControl = NULL;
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#endif
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NwInitializeRcb( &NwRcb );
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InitializeIrpContext( );
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NwPermanentNpScb.State = SCB_STATE_DISCONNECTING;
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//
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// Do a kludge here so that we get to the "real" global variables.
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//
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//NlsLeadByteInfo = *(PUSHORT *)NlsLeadByteInfo;
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//NlsMbCodePageTag = *(*(PBOOLEAN *)&NlsMbCodePageTag);
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#ifndef IFS
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FsRtlLegalAnsiCharacterArray = *(PUCHAR *)FsRtlLegalAnsiCharacterArray;
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#endif
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DebugTrace(0, Dbg, "NetWare redirector loaded\n", 0);
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//
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// And return to our caller
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//
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return( STATUS_SUCCESS );
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}
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VOID
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UnloadDriver(
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IN PDRIVER_OBJECT DriverObject
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)
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/*++
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Routine Description:
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This is the unload routine for the NetWare redirector filesystem.
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Arguments:
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DriverObject - pointer to the driver object for the redirector
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Return Value:
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None
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--*/
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{
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KIRQL OldIrql;
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PAGED_CODE();
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IpxClose();
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IPX_Close_Socket( &NwPermanentNpScb.Server );
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KeAcquireSpinLock( &ScbSpinLock, &OldIrql );
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RemoveEntryList( &NwPermanentNpScb.ScbLinks );
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KeReleaseSpinLock( &ScbSpinLock, OldIrql );
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DestroyAllScb();
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UninitializeIrpContext();
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if (IpxTransportName.Buffer != NULL) {
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FREE_POOL(IpxTransportName.Buffer);
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}
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if ( NwProviderName.Buffer != NULL ) {
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FREE_POOL( NwProviderName.Buffer );
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}
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NwUninitializePidTable();
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ASSERT( IsListEmpty( &NwPagedPoolList ) );
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ASSERT( IsListEmpty( &NwNonpagedPoolList ) );
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ASSERT( MdlCount == 0 );
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ASSERT( IrpCount == 0 );
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NwDeleteRcb( &NwRcb );
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#ifdef NWDBG
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ExDeleteResource( &NwDebugResource );
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#endif
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ExDeleteResource( &NwOpenResource );
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ExDeleteResource( &NwUnlockableCodeResource );
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IoDeleteDevice(FileSystemDeviceObject);
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DebugTrace(0, Dbg, "NetWare redirector unloaded\n\n", 0);
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}
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VOID
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GetConfigurationInformation(
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PUNICODE_STRING RegistryPath
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)
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/*++
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Routine Description:
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This routine read redirector configuration information from the registry.
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Arguments:
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RegistryPath - A pointer the a path to the
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Return Value:
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None
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--*/
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{
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UNICODE_STRING UnicodeString;
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HANDLE ConfigHandle;
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HANDLE ParametersHandle;
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NTSTATUS Status;
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OBJECT_ATTRIBUTES ObjectAttributes;
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ULONG TimeOutEventinMins = 0L;
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LCID lcid;
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PAGED_CODE();
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InitializeObjectAttributes(
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&ObjectAttributes,
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RegistryPath, // name
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OBJ_CASE_INSENSITIVE, // attributes
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NULL, // root
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NULL // security descriptor
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);
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Status = ZwOpenKey ( &ConfigHandle, KEY_READ, &ObjectAttributes );
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if (!NT_SUCCESS(Status)) {
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return;
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}
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RtlInitUnicodeString( &UnicodeString, L"Parameters" );
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InitializeObjectAttributes(
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&ObjectAttributes,
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&UnicodeString,
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OBJ_CASE_INSENSITIVE,
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ConfigHandle,
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NULL
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);
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Status = ZwOpenKey( &ParametersHandle, KEY_READ, &ObjectAttributes );
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if ( !NT_SUCCESS( Status ) ) {
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ZwClose( ConfigHandle );
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return;
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}
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ReadValue( ParametersHandle, &IrpStackSize, L"IrpStackSize" );
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ReadValue( ParametersHandle, &MaxSendDelay, L"MaxSendDelay" );
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ReadValue( ParametersHandle, &MaxReceiveDelay, L"MaxReceiveDelay" );
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ReadValue( ParametersHandle, &MinSendDelay, L"MinSendDelay" );
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ReadValue( ParametersHandle, &MinReceiveDelay, L"MinReceiveDelay" );
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ReadValue( ParametersHandle, &BurstSuccessCount, L"BurstSuccessCount" );
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ReadValue( ParametersHandle, &BurstSuccessCount2, L"BurstSuccessCount2" );
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ReadValue( ParametersHandle, &MaxReadTimeout, L"MaxReadTimeout" );
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ReadValue( ParametersHandle, &MaxWriteTimeout, L"MaxWriteTimeout" );
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ReadValue( ParametersHandle, &ReadTimeoutMultiplier, L"ReadTimeoutMultiplier" );
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ReadValue( ParametersHandle, &WriteTimeoutMultiplier, L"WriteTimeoutMultiplier" );
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ReadValue( ParametersHandle, &AllowGrowth, L"AllowGrowth" );
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ReadValue( ParametersHandle, &DontShrink, L"DontShrink" );
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ReadValue( ParametersHandle, &SendExtraNcp, L"SendExtraNcp" );
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ReadValue( ParametersHandle, &DefaultMaxPacketSize, L"DefaultMaxPacketSize" );
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ReadValue( ParametersHandle, &PacketThreshold, L"PacketThreshold" );
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ReadValue( ParametersHandle, &LargePacketAdjustment, L"LargePacketAdjustment" );
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ReadValue( ParametersHandle, &LipPacketAdjustment, L"LipPacketAdjustment" );
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ReadValue( ParametersHandle, &LipAccuracy, L"LipAccuracy" );
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ReadValue( ParametersHandle, &DisableReadCache, L"DisableReadCache" );
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ReadValue( ParametersHandle, &DisableWriteCache, L"DisableWriteCache" );
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ReadValue( ParametersHandle, &FavourLongNames, L"FavourLongNames" );
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ReadValue( ParametersHandle, &LockTimeoutThreshold, L"LockTimeout" );
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ReadValue( ParametersHandle, &TimeOutEventinMins, L"TimeOutEventinMins");
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ReadValue( ParametersHandle, &EnableMultipleConnects, L"EnableMultipleConnects");
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ReadValue( ParametersHandle, &ReadExecOnlyFiles, L"ReadExecOnlyFiles");
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if (!TimeOutEventinMins) {
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//
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// If for some reason, the registry has set the TimeOutEventInterval
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// to zero, reset to the default value to avoid divide-by-zero
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//
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TimeOutEventinMins = DEFAULT_TIMEOUT_EVENT_INTERVAL;
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}
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TimeOutEventInterval.QuadPart = TimeOutEventinMins * 60 * SECONDS;
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ZwClose( ParametersHandle );
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ZwClose( ConfigHandle );
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Japan = FALSE;
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ZwQueryDefaultLocale( TRUE, &lcid );
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if (PRIMARYLANGID(lcid) == LANG_JAPANESE ||
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PRIMARYLANGID(lcid) == LANG_KOREAN ||
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PRIMARYLANGID(lcid) == LANG_CHINESE) {
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Japan = TRUE;
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}
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}
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VOID
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ReadValue(
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HANDLE ParametersHandle,
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PLONG pVar,
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PWCHAR Name
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)
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/*++
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Routine Description:
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This routine reads a single redirector configuration value from the registry.
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Arguments:
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Parameters - Supplies where to look for values.
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pVar - Address of the variable to receive the new value if the name exists.
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Name - Name whose value is to be loaded.
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Return Value:
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None
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--*/
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{
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WCHAR Storage[256];
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UNICODE_STRING UnicodeString;
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NTSTATUS Status;
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ULONG BytesRead;
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PKEY_VALUE_FULL_INFORMATION Value = (PKEY_VALUE_FULL_INFORMATION)Storage;
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PAGED_CODE();
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UnicodeString.Buffer = Storage;
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RtlInitUnicodeString(&UnicodeString, Name );
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Status = ZwQueryValueKey(
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ParametersHandle,
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&UnicodeString,
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KeyValueFullInformation,
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Value,
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sizeof(Storage),
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&BytesRead );
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if ( NT_SUCCESS( Status ) ) {
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if ( Value->DataLength >= sizeof(ULONG) ) {
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*pVar = *(LONG UNALIGNED *)( (PCHAR)Value + Value->DataOffset );
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}
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}
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}
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