mirror of
https://github.com/reactos/reactos.git
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201 lines
6.1 KiB
C
201 lines
6.1 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS VFATx filesystem library
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* FILE: vfatxlib.c
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* PURPOSE: Main API
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* PROGRAMMERS:
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* REVISIONS:
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* CSH 05/04-2003 Created
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*/
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#include "vfatxlib.h"
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#include <ndk/obfuncs.h>
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#define NDEBUG
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#include <debug.h>
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BOOLEAN
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NTAPI
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VfatxFormat(
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IN PUNICODE_STRING DriveRoot,
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IN PFMIFSCALLBACK Callback,
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IN BOOLEAN QuickFormat,
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IN BOOLEAN BackwardCompatible,
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IN MEDIA_TYPE MediaType,
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IN PUNICODE_STRING Label,
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IN ULONG ClusterSize)
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{
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OBJECT_ATTRIBUTES ObjectAttributes;
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DISK_GEOMETRY DiskGeometry;
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IO_STATUS_BLOCK Iosb;
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HANDLE FileHandle;
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PARTITION_INFORMATION PartitionInfo;
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FORMAT_CONTEXT Context;
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NTSTATUS Status;
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DPRINT("VfatxFormat(DriveRoot '%wZ')\n", DriveRoot);
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// FIXME:
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UNREFERENCED_PARAMETER(MediaType);
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if (BackwardCompatible)
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{
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DPRINT1("BackwardCompatible == TRUE is unsupported!\n");
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return FALSE;
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}
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Context.TotalSectorCount = 0;
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Context.CurrentSectorCount = 0;
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Context.Callback = Callback;
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Context.Success = FALSE;
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Context.Percent = 0;
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InitializeObjectAttributes(&ObjectAttributes,
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DriveRoot,
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0,
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NULL,
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NULL);
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Status = NtOpenFile(&FileHandle,
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FILE_GENERIC_READ | FILE_GENERIC_WRITE,
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&ObjectAttributes,
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&Iosb,
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FILE_SHARE_READ,
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FILE_SYNCHRONOUS_IO_ALERT);
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if (!NT_SUCCESS(Status))
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{
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DPRINT("NtOpenFile() failed with status 0x%08x\n", Status);
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return FALSE;
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}
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Status = NtDeviceIoControlFile(FileHandle,
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NULL,
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NULL,
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NULL,
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&Iosb,
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IOCTL_DISK_GET_DRIVE_GEOMETRY,
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NULL,
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0,
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&DiskGeometry,
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sizeof(DISK_GEOMETRY));
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if (!NT_SUCCESS(Status))
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{
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DPRINT("IOCTL_DISK_GET_DRIVE_GEOMETRY failed with status 0x%08x\n", Status);
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NtClose(FileHandle);
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return FALSE;
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}
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if (DiskGeometry.MediaType == FixedMedia)
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{
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DPRINT("Cylinders %I64d\n", DiskGeometry.Cylinders.QuadPart);
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DPRINT("TracksPerCylinder %ld\n", DiskGeometry.TracksPerCylinder);
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DPRINT("SectorsPerTrack %ld\n", DiskGeometry.SectorsPerTrack);
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DPRINT("BytesPerSector %ld\n", DiskGeometry.BytesPerSector);
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DPRINT("DiskSize %I64d\n",
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DiskGeometry.Cylinders.QuadPart *
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(ULONGLONG)DiskGeometry.TracksPerCylinder *
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(ULONGLONG)DiskGeometry.SectorsPerTrack *
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(ULONGLONG)DiskGeometry.BytesPerSector);
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Status = NtDeviceIoControlFile(FileHandle,
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NULL,
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NULL,
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NULL,
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&Iosb,
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IOCTL_DISK_GET_PARTITION_INFO,
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NULL,
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0,
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&PartitionInfo,
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sizeof(PARTITION_INFORMATION));
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if (!NT_SUCCESS(Status))
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{
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DPRINT("IOCTL_DISK_GET_PARTITION_INFO failed with status 0x%08x\n", Status);
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NtClose(FileHandle);
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return FALSE;
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}
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}
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else
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{
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PartitionInfo.PartitionType = 0;
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PartitionInfo.StartingOffset.QuadPart = 0ULL;
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PartitionInfo.PartitionLength.QuadPart =
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DiskGeometry.Cylinders.QuadPart *
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(ULONGLONG)DiskGeometry.TracksPerCylinder *
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(ULONGLONG)DiskGeometry.SectorsPerTrack *
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(ULONGLONG)DiskGeometry.BytesPerSector;
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PartitionInfo.HiddenSectors = 0;
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PartitionInfo.PartitionNumber = 0;
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PartitionInfo.BootIndicator = FALSE;
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PartitionInfo.RewritePartition = FALSE;
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PartitionInfo.RecognizedPartition = FALSE;
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}
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DPRINT("PartitionType 0x%x\n", PartitionInfo.PartitionType);
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DPRINT("StartingOffset %I64d\n", PartitionInfo.StartingOffset.QuadPart);
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DPRINT("PartitionLength %I64d\n", PartitionInfo.PartitionLength.QuadPart);
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DPRINT("HiddenSectors %lu\n", PartitionInfo.HiddenSectors);
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DPRINT("PartitionNumber %d\n", PartitionInfo.PartitionNumber);
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DPRINT("BootIndicator 0x%x\n", PartitionInfo.BootIndicator);
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DPRINT("RewritePartition %d\n", PartitionInfo.RewritePartition);
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DPRINT("RecognizedPartition %d\n", PartitionInfo.RecognizedPartition);
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if (Callback != NULL)
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{
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Context.Percent = 0;
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Callback(PROGRESS, 0, (PVOID)&Context.Percent);
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}
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Status = FatxFormat(FileHandle,
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&PartitionInfo,
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&DiskGeometry,
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QuickFormat,
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&Context);
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NtClose(FileHandle);
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DPRINT("VfatxFormat() done. Status 0x%08x\n", Status);
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return NT_SUCCESS(Status);
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}
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BOOLEAN
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NTAPI
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VfatxChkdsk(
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IN PUNICODE_STRING DriveRoot,
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IN PFMIFSCALLBACK Callback,
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IN BOOLEAN FixErrors,
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IN BOOLEAN Verbose,
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IN BOOLEAN CheckOnlyIfDirty,
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IN BOOLEAN ScanDrive,
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IN PVOID pUnknown1,
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IN PVOID pUnknown2,
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IN PVOID pUnknown3,
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IN PVOID pUnknown4,
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IN PULONG ExitStatus)
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{
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UNIMPLEMENTED;
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*ExitStatus = (ULONG)STATUS_SUCCESS;
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return TRUE;
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}
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VOID
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VfatxUpdateProgress(IN PFORMAT_CONTEXT Context,
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IN ULONG Increment)
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{
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ULONG NewPercent;
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Context->CurrentSectorCount += (ULONGLONG)Increment;
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NewPercent = (Context->CurrentSectorCount * 100ULL) / Context->TotalSectorCount;
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if (NewPercent > Context->Percent)
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{
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Context->Percent = NewPercent;
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if (Context->Callback != NULL)
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{
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Context->Callback(PROGRESS, 0, &Context->Percent);
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}
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}
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}
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/* EOF */
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