reactos/drivers/filesystems/vfatfs/iface.c

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2002-08-14 David Welch <welch@computer2.darkstar.org> * subsys/smss/init.c (SmPagingFilesQueryRoutine): If possible take the size of the paging file from the registry. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/mm/section.c (MmCreateDataFileSection): Extend the section if necessary. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/mm/pagefile.c (NtCreatePagingFile): Set the file size using the FileAllocationInformation class. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/mm/anonmem.c (MmWritePageVirtualMemory): Implemented function to write anonymous memory pages to the swap file. * ntoskrnl/mm/anonmem.c (MmFreeVirtualMemoryPage): Free any swap page associated with the page. * ntoskrnl/mm/mpw.c (MmWriteDirtyPages): New function to find pages to write to disk. * ntoskrnl/mm/mpw.c (MmMpwThreadMain): Implemented MPW functionality. * ntoskrnl/mm/rmap.c (MmWritePagePhysicalAddress): New function to write a single page back to disk. * ntoskrnl/mm/rmap.c (MmSetCleanAllRmaps, MmSetDirtyAllRmaps, MmIsDirtyPageRmap): New rmap function to support the MPW thread. * ntoskrnl/mm/section.c (MmWritePageSectionView): Implemented function to write back section pages. * ntoskrnl/mm/section.c (MmFreeSectionPage): Free any swap entry associated with the page; mark pages shared with the cache as dirty if necessary. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/ldr/loader.c (LdrPEProcessModule): Set name of the module into the module text structure. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/io/rw.c (NtReadFile, NtWriteFile): Use the correct test for whether to wait for the completion of i/o. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/cm/ntfunc.c (NtFlushKey): Request synchronous i/o from NtOpenFile. * ntoskrnl/cm/regfile (CmiInitPermanentRegistryHive): Request synchronous i/o from NtCreateFile. * ntoskrnl/dbg/kdb_stabs.c (LdrpLoadModuleSymbols): Request synchronous i/o from NtOpenFile. * ntoskrnl/ldr/sysdll.c (LdrpMapSystemDll): Request synchronous i/o from NtOpenFile. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/cc/view.c (CcRosSuggestFreeCacheSegment): Maintain the correct reference count. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/cc/view.c (CcRosFlushCacheSegment): New function to write back a modified cache segment. * ntoskrnl/cc/view.c (CcRosFlushDirtyPages): New function to flush some dirty pages from the cache. * ntoskrnl/cc/view.c (CcRosMarkDirtyCacheSegment): New function to mark a cache segment modified while mapped into memory as dirty. 2002-08-14 David Welch <welch@computer2.darkstar.org> * ntoskrnl/cc/pin.c (CcMapData, CcUnpinData, CcSetDirtyPinnedData): Store the dirty status in the BCB; don't write back dirty data immediately. 2002-08-14 David Welch <welch@computer2.darkstar.org> * include/ntos/mm.h: Added SEC_XXXX defines from 'Windows NT/2000 Native API Reference' 2002-08-14 David Welch <welch@computer2.darkstar.org> * drivers/fs/vfat/ea.c (VfatSetExtendedAttributes): Empty placeholder for extended attribute functions. 2002-08-14 David Welch <welch@computer2.darkstar.org> * drivers/fs/vfat/finfo.c (VfatSetAllocationSizeInformation): Added function to set allocation size. 2002-08-14 David Welch <welch@computer2.darkstar.org> * drivers/fs/vfat/fcb.c (vfatFCBInitializeCache): Renamed to vfatFCBInitializeCacheFromVolume. * drivers/fs/vfat/fcb.c (vfatMakeFCBFromDirEntry): Don't initialise the cache with a file object representing the volume unless the FCB is for a directory. 2002-08-14 David Welch <welch@computer2.darkstar.org> * drivers/fs/vfat/create.c (VfatPagingFileCreate): Added a new function for handling paging file only code. * drivers/fs/vfat/create.c (VfatSupersedeFile): Added a new function for doing a file supersede. * drivers/fs/vfat/create.c (VfatCreateFile): Reformatted and adjusted control flow. Set allocation size and extended attributes on create. * drivers/fs/vfat/create.c (VfatCreate): Removed goto. 2002-08-14 David Welch <welch@computer2.darkstar.org> * drivers/fs/vfat/cleanup.c (VfatCleanupFile): Renamed updEntry to VfatUpdateEntry. * drivers/fs/vfat/close.c (VfatCloseFile): Renamed updEntry to VfatUpdateEntry. * drivers/fs/vfat/dirwr.c (updEntry): Renamed to VfatUpdateEntry. * drivers/fs/vfat/dirwr.c (addEntry): Renamed to VfatAddEntry. 2002-08-14 David Welch <welch@computer2.darkstar.org> * apps/tests/sectest/sectest.c (main): Fixed formatting. svn path=/trunk/; revision=3331
2002-08-14 20:58:39 +00:00
/*
* PROJECT: VFAT Filesystem
* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: Driver entry interface
* COPYRIGHT: Copyright 1998 Jason Filby <jasonfilby@yahoo.com>
* Copyright 2010-2018 Pierre Schweitzer <pierre@reactos.org>
*/
/* INCLUDES *****************************************************************/
#include "vfat.h"
#define NDEBUG
#include <debug.h>
/* GLOBALS *****************************************************************/
PVFAT_GLOBAL_DATA VfatGlobalData;
/* FUNCTIONS ****************************************************************/
/*
* FUNCTION: Called by the system to initialize the driver
* ARGUMENTS:
* DriverObject = object describing this driver
* RegistryPath = path to our configuration entries
* RETURNS: Success or failure
*/
CODE_SEG("INIT")
NTSTATUS
NTAPI
DriverEntry(
IN PDRIVER_OBJECT DriverObject,
IN PUNICODE_STRING RegistryPath)
{
PDEVICE_OBJECT DeviceObject;
UNICODE_STRING DeviceName = RTL_CONSTANT_STRING(L"\\FatX");
NTSTATUS Status;
UNREFERENCED_PARAMETER(RegistryPath);
Status = IoCreateDevice(DriverObject,
sizeof(VFAT_GLOBAL_DATA),
&DeviceName,
FILE_DEVICE_DISK_FILE_SYSTEM,
0,
FALSE,
&DeviceObject);
if (!NT_SUCCESS(Status))
{
return Status;
}
VfatGlobalData = DeviceObject->DeviceExtension;
RtlZeroMemory (VfatGlobalData, sizeof(VFAT_GLOBAL_DATA));
VfatGlobalData->DriverObject = DriverObject;
VfatGlobalData->DeviceObject = DeviceObject;
VfatGlobalData->NumberProcessors = KeNumberProcessors;
/* Enable this to enter the debugger when file system corruption
* has been detected:
VfatGlobalData->Flags = VFAT_BREAK_ON_CORRUPTION; */
/* Delayed close support */
ExInitializeFastMutex(&VfatGlobalData->CloseMutex);
InitializeListHead(&VfatGlobalData->CloseListHead);
VfatGlobalData->CloseCount = 0;
VfatGlobalData->CloseWorkerRunning = FALSE;
VfatGlobalData->ShutdownStarted = FALSE;
VfatGlobalData->CloseWorkItem = IoAllocateWorkItem(DeviceObject);
if (VfatGlobalData->CloseWorkItem == NULL)
{
IoDeleteDevice(DeviceObject);
return STATUS_INSUFFICIENT_RESOURCES;
}
DeviceObject->Flags |= DO_DIRECT_IO;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_CREATE] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_READ] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_WRITE] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_FILE_SYSTEM_CONTROL] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_QUERY_INFORMATION] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_SET_INFORMATION] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_DIRECTORY_CONTROL] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_QUERY_VOLUME_INFORMATION] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_SET_VOLUME_INFORMATION] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_SHUTDOWN] = VfatShutdown;
DriverObject->MajorFunction[IRP_MJ_LOCK_CONTROL] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_CLEANUP] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_FLUSH_BUFFERS] = VfatBuildRequest;
DriverObject->MajorFunction[IRP_MJ_PNP] = VfatBuildRequest;
DriverObject->DriverUnload = NULL;
/* Cache manager */
VfatGlobalData->CacheMgrCallbacks.AcquireForLazyWrite = VfatAcquireForLazyWrite;
VfatGlobalData->CacheMgrCallbacks.ReleaseFromLazyWrite = VfatReleaseFromLazyWrite;
VfatGlobalData->CacheMgrCallbacks.AcquireForReadAhead = VfatAcquireForLazyWrite;
VfatGlobalData->CacheMgrCallbacks.ReleaseFromReadAhead = VfatReleaseFromLazyWrite;
/* Fast I/O */
VfatInitFastIoRoutines(&VfatGlobalData->FastIoDispatch);
DriverObject->FastIoDispatch = &VfatGlobalData->FastIoDispatch;
/* Private lists */
ExInitializeNPagedLookasideList(&VfatGlobalData->FcbLookasideList,
NULL, NULL, 0, sizeof(VFATFCB), TAG_FCB, 0);
ExInitializeNPagedLookasideList(&VfatGlobalData->CcbLookasideList,
NULL, NULL, 0, sizeof(VFATCCB), TAG_CCB, 0);
ExInitializeNPagedLookasideList(&VfatGlobalData->IrpContextLookasideList,
NULL, NULL, 0, sizeof(VFAT_IRP_CONTEXT), TAG_IRP, 0);
ExInitializePagedLookasideList(&VfatGlobalData->CloseContextLookasideList,
NULL, NULL, 0, sizeof(VFAT_CLOSE_CONTEXT), TAG_CLOSE, 0);
ExInitializeResourceLite(&VfatGlobalData->VolumeListLock);
InitializeListHead(&VfatGlobalData->VolumeListHead);
IoRegisterFileSystem(DeviceObject);
#ifdef KDBG
{
BOOLEAN Registered;
Registered = KdRosRegisterCliCallback(vfatKdbgHandler);
DPRINT1("VFATFS KDBG extension registered: %s\n", (Registered ? "yes" : "no"));
}
#endif
return STATUS_SUCCESS;
}
/* EOF */