mirror of
https://github.com/reactos/reactos.git
synced 2025-07-28 01:41:48 +00:00
Fix indentation
svn path=/trunk/; revision=33311
This commit is contained in:
Hervé Poussineau
parent
d6273ed28e
commit
78fb45b54a
1 changed files with 657 additions and 667 deletions
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@ -11,11 +11,12 @@
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#define NDEBUG
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#include "vfat.h"
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NTSTATUS
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VfatUpdateEntry (PVFATFCB pFcb)
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/*
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* update an existing FAT entry
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*/
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NTSTATUS
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VfatUpdateEntry(
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IN PVFATFCB pFcb)
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{
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PVOID Context;
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PDIR_ENTRY PinEntry;
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@ -37,18 +38,18 @@ VfatUpdateEntry (PVFATFCB pFcb)
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dirIndex = pFcb->dirIndex;
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}
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DPRINT ("updEntry dirIndex %d, PathName \'%wZ\'\n", dirIndex, &pFcb->PathNameU);
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DPRINT("updEntry dirIndex %d, PathName \'%wZ\'\n", dirIndex, &pFcb->PathNameU);
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if (vfatFCBIsRoot(pFcb) || (pFcb->Flags & (FCB_IS_FAT|FCB_IS_VOLUME)))
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{
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return STATUS_SUCCESS;
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}
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ASSERT (pFcb->parentFcb);
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ASSERT(pFcb->parentFcb);
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Offset.u.HighPart = 0;
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Offset.u.LowPart = dirIndex * SizeDirEntry;
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if (CcPinRead (pFcb->parentFcb->FileObject, &Offset, SizeDirEntry,
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if (CcPinRead(pFcb->parentFcb->FileObject, &Offset, SizeDirEntry,
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TRUE, &Context, (PVOID*)&PinEntry))
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{
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pFcb->Flags &= ~FCB_IS_DIRTY;
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@ -59,21 +60,22 @@ VfatUpdateEntry (PVFATFCB pFcb)
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}
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else
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{
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DPRINT1 ("Failed write to \'%wZ\'.\n", &pFcb->parentFcb->PathNameU);
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DPRINT1("Failed write to \'%wZ\'.\n", &pFcb->parentFcb->PathNameU);
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return STATUS_UNSUCCESSFUL;
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}
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}
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BOOLEAN
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vfatFindDirSpace(PDEVICE_EXTENSION DeviceExt,
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PVFATFCB pDirFcb,
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ULONG nbSlots,
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PULONG start)
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{
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/*
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* try to find contiguous entries frees in directory,
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* extend a directory if is neccesary
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*/
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BOOLEAN
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vfatFindDirSpace(
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IN PDEVICE_EXTENSION DeviceExt,
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IN PVFATFCB pDirFcb,
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IN ULONG nbSlots,
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OUT PULONG start)
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{
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LARGE_INTEGER FileOffset;
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ULONG i, count, size, nbFree = 0;
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PDIR_ENTRY pFatEntry;
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@ -97,8 +99,8 @@ vfatFindDirSpace(PDEVICE_EXTENSION DeviceExt,
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{
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CcUnpinData(Context);
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}
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// FIXME: check return value
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CcPinRead (pDirFcb->FileObject, &FileOffset, DeviceExt->FatInfo.BytesPerCluster,
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/* FIXME: check return value */
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CcPinRead(pDirFcb->FileObject, &FileOffset, DeviceExt->FatInfo.BytesPerCluster,
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TRUE, &Context, (PVOID*)&pFatEntry);
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FileOffset.u.LowPart += DeviceExt->FatInfo.BytesPerCluster;
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}
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@ -126,7 +128,7 @@ vfatFindDirSpace(PDEVICE_EXTENSION DeviceExt,
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}
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if (nbFree == nbSlots)
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{
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// found enough contiguous free slots
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/* found enough contiguous free slots */
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*start = i - nbSlots + 1;
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}
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else
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@ -136,10 +138,10 @@ vfatFindDirSpace(PDEVICE_EXTENSION DeviceExt,
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{
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LARGE_INTEGER AllocationSize;
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CHECKPOINT;
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// extend the directory
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/* extend the directory */
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if (vfatFCBIsRoot(pDirFcb) && DeviceExt->FatInfo.FatType != FAT32)
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{
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// We can't extend a root directory on a FAT12/FAT16/FATX partition
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/* We can't extend a root directory on a FAT12/FAT16/FATX partition */
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return FALSE;
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}
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AllocationSize.QuadPart = pDirFcb->RFCB.FileSize.u.LowPart + DeviceExt->FatInfo.BytesPerCluster;
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@ -149,10 +151,10 @@ vfatFindDirSpace(PDEVICE_EXTENSION DeviceExt,
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{
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return FALSE;
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}
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// clear the new dir cluster
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/* clear the new dir cluster */
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FileOffset.u.LowPart = (ULONG)(pDirFcb->RFCB.FileSize.QuadPart -
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DeviceExt->FatInfo.BytesPerCluster);
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CcPinRead (pDirFcb->FileObject, &FileOffset, DeviceExt->FatInfo.BytesPerCluster,
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CcPinRead(pDirFcb->FileObject, &FileOffset, DeviceExt->FatInfo.BytesPerCluster,
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TRUE, &Context, (PVOID*)&pFatEntry);
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if (DeviceExt->Flags & VCB_IS_FATX)
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memset(pFatEntry, 0xff, DeviceExt->FatInfo.BytesPerCluster);
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@ -161,9 +163,9 @@ vfatFindDirSpace(PDEVICE_EXTENSION DeviceExt,
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}
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else if (*start + nbSlots < count)
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{
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// clear the entry after the last new entry
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/* clear the entry after the last new entry */
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FileOffset.u.LowPart = (*start + nbSlots) * SizeDirEntry;
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CcPinRead (pDirFcb->FileObject, &FileOffset, SizeDirEntry,
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CcPinRead(pDirFcb->FileObject, &FileOffset, SizeDirEntry,
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TRUE, &Context, (PVOID*)&pFatEntry);
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if (DeviceExt->Flags & VCB_IS_FATX)
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memset(pFatEntry, 0xff, SizeDirEntry);
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@ -176,20 +178,21 @@ vfatFindDirSpace(PDEVICE_EXTENSION DeviceExt,
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CcUnpinData(Context);
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}
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}
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DPRINT ("nbSlots %d nbFree %d, entry number %d\n", nbSlots, nbFree, *start);
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DPRINT("nbSlots %d nbFree %d, entry number %d\n", nbSlots, nbFree, *start);
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return TRUE;
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}
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static NTSTATUS
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FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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PUNICODE_STRING NameU,
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PVFATFCB* Fcb,
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PVFATFCB ParentFcb,
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ULONG RequestedOptions,
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UCHAR ReqAttr)
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/*
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create a new FAT entry
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*/
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static NTSTATUS
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FATAddEntry(
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IN PDEVICE_EXTENSION DeviceExt,
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IN PUNICODE_STRING NameU,
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IN PVFATFCB* Fcb,
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IN PVFATFCB ParentFcb,
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IN ULONG RequestedOptions,
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IN UCHAR ReqAttr)
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{
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PVOID Context = NULL;
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PFAT_DIR_ENTRY pFatEntry;
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@ -213,18 +216,19 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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WCHAR LongNameBuffer[LONGNAME_MAX_LENGTH + 1];
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WCHAR ShortNameBuffer[13];
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DPRINT ("addEntry: Name='%wZ', Dir='%wZ'\n", NameU, &ParentFcb->PathNameU);
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DPRINT("addEntry: Name='%wZ', Dir='%wZ'\n", NameU, &ParentFcb->PathNameU);
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DirContext.LongNameU = *NameU;
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nbSlots = (DirContext.LongNameU.Length / sizeof(WCHAR) + 12) / 13 + 1; //nb of entry needed for long name+normal entry
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DPRINT ("NameLen= %d, nbSlots =%d\n", DirContext.LongNameU.Length / sizeof(WCHAR), nbSlots);
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Buffer = ExAllocatePoolWithTag (NonPagedPool, (nbSlots - 1) * sizeof (FAT_DIR_ENTRY), TAG_VFAT);
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/* nb of entry needed for long name+normal entry */
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nbSlots = (DirContext.LongNameU.Length / sizeof(WCHAR) + 12) / 13 + 1;
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DPRINT("NameLen= %d, nbSlots =%d\n", DirContext.LongNameU.Length / sizeof(WCHAR), nbSlots);
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Buffer = ExAllocatePoolWithTag(NonPagedPool, (nbSlots - 1) * sizeof(FAT_DIR_ENTRY), TAG_VFAT);
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if (Buffer == NULL)
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{
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return STATUS_INSUFFICIENT_RESOURCES;
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}
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RtlZeroMemory (Buffer, (nbSlots - 1) * sizeof (FAT_DIR_ENTRY));
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RtlZeroMemory(Buffer, (nbSlots - 1) * sizeof(FAT_DIR_ENTRY));
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pSlots = (slot *) Buffer;
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NameA.Buffer = aName;
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@ -257,7 +261,7 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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RtlGenerate8dot3Name(&DirContext.LongNameU, FALSE, &NameContext, &DirContext.ShortNameU);
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DirContext.ShortNameU.Buffer[DirContext.ShortNameU.Length / sizeof(WCHAR)] = 0;
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SearchContext.DirIndex = 0;
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Status = FindFile (DeviceExt, ParentFcb, &DirContext.ShortNameU, &SearchContext, TRUE);
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Status = FindFile(DeviceExt, ParentFcb, &DirContext.ShortNameU, &SearchContext, TRUE);
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if (!NT_SUCCESS(Status))
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{
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break;
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@ -265,7 +269,7 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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}
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if (i == 100) /* FIXME : what to do after this ? */
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{
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ExFreePool (Buffer);
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ExFreePoolWithTag(Buffer, TAG_VFAT);
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CHECKPOINT;
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return STATUS_UNSUCCESSFUL;
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}
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@ -317,7 +321,7 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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needLong = TRUE;
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}
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}
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DPRINT ("'%s', '%wZ', needTilde=%d, needLong=%d\n",
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DPRINT("'%s', '%wZ', needTilde=%d, needLong=%d\n",
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aName, &DirContext.LongNameU, needTilde, needLong);
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memset(DirContext.DirEntry.Fat.ShortName, ' ', 11);
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for (i = 0; i < 8 && aName[i] && aName[i] != '.'; i++)
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@ -368,18 +372,8 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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DirContext.DirEntry.Fat.Attrib |= FILE_ATTRIBUTE_DIRECTORY;
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}
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/* set dates and times */
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KeQuerySystemTime (&SystemTime);
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#if 0
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{
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TIME_FIELDS tf;
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RtlTimeToTimeFields (&SystemTime, &tf);
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DPRINT1("%d.%d.%d %02d:%02d:%02d.%03d '%wZ'\n",
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tf.Day, tf.Month, tf.Year, tf.Hour,
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tf.Minute, tf.Second, tf.Milliseconds,
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NameU);
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}
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#endif
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FsdSystemTimeToDosDateTime (DeviceExt, &SystemTime, &DirContext.DirEntry.Fat.CreationDate,
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KeQuerySystemTime(&SystemTime);
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FsdSystemTimeToDosDateTime(DeviceExt, &SystemTime, &DirContext.DirEntry.Fat.CreationDate,
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&DirContext.DirEntry.Fat.CreationTime);
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DirContext.DirEntry.Fat.UpdateDate = DirContext.DirEntry.Fat.CreationDate;
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DirContext.DirEntry.Fat.UpdateTime = DirContext.DirEntry.Fat.CreationTime;
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@ -397,7 +391,7 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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/* construct slots and entry */
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for (i = nbSlots - 2; i >= 0; i--)
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{
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DPRINT ("construct slot %d\n", i);
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DPRINT("construct slot %d\n", i);
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pSlots[i].attr = 0xf;
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if (i)
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{
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@ -408,25 +402,25 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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pSlots[i].id = (unsigned char)(nbSlots - i - 1 + 0x40);
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}
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pSlots[i].alias_checksum = pSlots[0].alias_checksum;
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RtlCopyMemory (pSlots[i].name0_4, DirContext.LongNameU.Buffer + (nbSlots - i - 2) * 13, 10);
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RtlCopyMemory (pSlots[i].name5_10, DirContext.LongNameU.Buffer + (nbSlots - i - 2) * 13 + 5, 12);
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RtlCopyMemory (pSlots[i].name11_12, DirContext.LongNameU.Buffer + (nbSlots - i - 2) * 13 + 11, 4);
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RtlCopyMemory(pSlots[i].name0_4, DirContext.LongNameU.Buffer + (nbSlots - i - 2) * 13, 10);
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RtlCopyMemory(pSlots[i].name5_10, DirContext.LongNameU.Buffer + (nbSlots - i - 2) * 13 + 5, 12);
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RtlCopyMemory(pSlots[i].name11_12, DirContext.LongNameU.Buffer + (nbSlots - i - 2) * 13 + 11, 4);
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}
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}
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/* try to find nbSlots contiguous entries frees in directory */
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if (!vfatFindDirSpace(DeviceExt, ParentFcb, nbSlots, &DirContext.StartIndex))
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{
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ExFreePool (Buffer);
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ExFreePoolWithTag(Buffer, TAG_VFAT);
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return STATUS_DISK_FULL;
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}
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DirContext.DirIndex = DirContext.StartIndex + nbSlots - 1;
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if (RequestedOptions & FILE_DIRECTORY_FILE)
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{
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CurrentCluster = 0;
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Status = NextCluster (DeviceExt, 0, &CurrentCluster, TRUE);
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Status = NextCluster(DeviceExt, 0, &CurrentCluster, TRUE);
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if (CurrentCluster == 0xffffffff || !NT_SUCCESS(Status))
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{
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ExFreePool (Buffer);
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ExFreePoolWithTag(Buffer, TAG_VFAT);
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if (!NT_SUCCESS(Status))
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{
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return Status;
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@ -447,7 +441,7 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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{
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/* one cluster */
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CHECKPOINT;
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CcPinRead (ParentFcb->FileObject, &FileOffset, nbSlots * sizeof(FAT_DIR_ENTRY),
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CcPinRead(ParentFcb->FileObject, &FileOffset, nbSlots * sizeof(FAT_DIR_ENTRY),
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TRUE, &Context, (PVOID*)&pFatEntry);
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if (nbSlots > 1)
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{
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@ -462,13 +456,13 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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size = DeviceExt->FatInfo.BytesPerCluster -
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(DirContext.StartIndex * sizeof(FAT_DIR_ENTRY)) % DeviceExt->FatInfo.BytesPerCluster;
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i = size / sizeof(FAT_DIR_ENTRY);
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CcPinRead (ParentFcb->FileObject, &FileOffset, size, TRUE,
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CcPinRead(ParentFcb->FileObject, &FileOffset, size, TRUE,
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&Context, (PVOID*)&pFatEntry);
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RtlCopyMemory(pFatEntry, Buffer, size);
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CcSetDirtyPinnedData(Context, NULL);
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CcUnpinData(Context);
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FileOffset.u.LowPart += size;
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CcPinRead (ParentFcb->FileObject, &FileOffset,
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CcPinRead(ParentFcb->FileObject, &FileOffset,
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nbSlots * sizeof(FAT_DIR_ENTRY) - size,
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TRUE, &Context, (PVOID*)&pFatEntry);
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if (nbSlots - 1 > i)
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@ -481,23 +475,23 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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CcUnpinData(Context);
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/* FIXME: check status */
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vfatMakeFCBFromDirEntry (DeviceExt, ParentFcb, &DirContext, Fcb);
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vfatMakeFCBFromDirEntry(DeviceExt, ParentFcb, &DirContext, Fcb);
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DPRINT ("new : entry=%11.11s\n", (*Fcb)->entry.Fat.Filename);
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DPRINT ("new : entry=%11.11s\n", DirContext.DirEntry.Fat.Filename);
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DPRINT("new : entry=%11.11s\n", (*Fcb)->entry.Fat.Filename);
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DPRINT("new : entry=%11.11s\n", DirContext.DirEntry.Fat.Filename);
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if (RequestedOptions & FILE_DIRECTORY_FILE)
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{
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FileOffset.QuadPart = 0;
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CcMapData ((*Fcb)->FileObject, &FileOffset, DeviceExt->FatInfo.BytesPerCluster, TRUE,
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CcMapData((*Fcb)->FileObject, &FileOffset, DeviceExt->FatInfo.BytesPerCluster, TRUE,
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&Context, (PVOID*)&pFatEntry);
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/* clear the new directory cluster */
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RtlZeroMemory (pFatEntry, DeviceExt->FatInfo.BytesPerCluster);
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RtlZeroMemory(pFatEntry, DeviceExt->FatInfo.BytesPerCluster);
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/* create '.' and '..' */
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RtlCopyMemory (&pFatEntry[0].Attrib, &DirContext.DirEntry.Fat.Attrib, sizeof(FAT_DIR_ENTRY) - 11);
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RtlCopyMemory (pFatEntry[0].ShortName, ". ", 11);
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RtlCopyMemory (&pFatEntry[1].Attrib, &DirContext.DirEntry.Fat.Attrib, sizeof(FAT_DIR_ENTRY) - 11);
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RtlCopyMemory (pFatEntry[1].ShortName, ".. ", 11);
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RtlCopyMemory(&pFatEntry[0].Attrib, &DirContext.DirEntry.Fat.Attrib, sizeof(FAT_DIR_ENTRY) - 11);
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RtlCopyMemory(pFatEntry[0].ShortName, ". ", 11);
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RtlCopyMemory(&pFatEntry[1].Attrib, &DirContext.DirEntry.Fat.Attrib, sizeof(FAT_DIR_ENTRY) - 11);
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RtlCopyMemory(pFatEntry[1].ShortName, ".. ", 11);
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pFatEntry[1].FirstCluster = ParentFcb->entry.Fat.FirstCluster;
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pFatEntry[1].FirstClusterHigh = ParentFcb->entry.Fat.FirstClusterHigh;
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if (vfatFCBIsRoot(ParentFcb))
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@ -508,21 +502,22 @@ FATAddEntry (PDEVICE_EXTENSION DeviceExt,
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CcSetDirtyPinnedData(Context, NULL);
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CcUnpinData(Context);
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}
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ExFreePool (Buffer);
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DPRINT ("addentry ok\n");
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ExFreePoolWithTag(Buffer, TAG_VFAT);
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DPRINT("addentry ok\n");
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return STATUS_SUCCESS;
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}
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static NTSTATUS
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FATXAddEntry (PDEVICE_EXTENSION DeviceExt,
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PUNICODE_STRING NameU,
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PVFATFCB* Fcb,
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PVFATFCB ParentFcb,
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ULONG RequestedOptions,
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UCHAR ReqAttr)
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/*
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create a new FAT entry
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*/
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static NTSTATUS
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FATXAddEntry(
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IN PDEVICE_EXTENSION DeviceExt,
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IN PUNICODE_STRING NameU,
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IN PVFATFCB* Fcb,
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IN PVFATFCB ParentFcb,
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IN ULONG RequestedOptions,
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IN UCHAR ReqAttr)
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{
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PVOID Context = NULL;
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LARGE_INTEGER SystemTime, FileOffset;
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@ -531,7 +526,7 @@ FATXAddEntry (PDEVICE_EXTENSION DeviceExt,
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PFATX_DIR_ENTRY pFatXDirEntry;
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ULONG Index;
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DPRINT ("addEntry: Name='%wZ', Dir='%wZ'\n", NameU, &ParentFcb->PathNameU);
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DPRINT("addEntry: Name='%wZ', Dir='%wZ'\n", NameU, &ParentFcb->PathNameU);
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DirContext.LongNameU = *NameU;
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@ -577,19 +572,7 @@ FATXAddEntry (PDEVICE_EXTENSION DeviceExt,
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}
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/* set dates and times */
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KeQuerySystemTime (&SystemTime);
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#if 0
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{
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TIME_FIELDS tf;
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RtlTimeToTimeFields (&SystemTime, &tf);
|
||||
DPRINT1("%d.%d.%d %02d:%02d:%02d.%03d '%wZ'\n",
|
||||
tf.Day, tf.Month, tf.Year, tf.Hour,
|
||||
tf.Minute, tf.Second, tf.Milliseconds,
|
||||
NameU);
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
KeQuerySystemTime(&SystemTime);
|
||||
FsdSystemTimeToDosDateTime(DeviceExt, &SystemTime, &DirContext.DirEntry.FatX.CreationDate,
|
||||
&DirContext.DirEntry.FatX.CreationTime);
|
||||
DirContext.DirEntry.FatX.UpdateDate = DirContext.DirEntry.FatX.CreationDate;
|
||||
|
|
@ -614,12 +597,13 @@ FATXAddEntry (PDEVICE_EXTENSION DeviceExt,
|
|||
}
|
||||
|
||||
NTSTATUS
|
||||
VfatAddEntry (PDEVICE_EXTENSION DeviceExt,
|
||||
PUNICODE_STRING NameU,
|
||||
PVFATFCB *Fcb,
|
||||
PVFATFCB ParentFcb,
|
||||
ULONG RequestedOptions,
|
||||
UCHAR ReqAttr)
|
||||
VfatAddEntry(
|
||||
IN PDEVICE_EXTENSION DeviceExt,
|
||||
IN PUNICODE_STRING NameU,
|
||||
IN PVFATFCB *Fcb,
|
||||
IN PVFATFCB ParentFcb,
|
||||
IN ULONG RequestedOptions,
|
||||
IN UCHAR ReqAttr)
|
||||
{
|
||||
if (DeviceExt->Flags & VCB_IS_FATX)
|
||||
return FATXAddEntry(DeviceExt, NameU, Fcb, ParentFcb, RequestedOptions, ReqAttr);
|
||||
|
|
@ -627,11 +611,13 @@ VfatAddEntry (PDEVICE_EXTENSION DeviceExt,
|
|||
return FATAddEntry(DeviceExt, NameU, Fcb, ParentFcb, RequestedOptions, ReqAttr);
|
||||
}
|
||||
|
||||
static NTSTATUS
|
||||
FATDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
||||
/*
|
||||
* deleting an existing FAT entry
|
||||
*/
|
||||
static NTSTATUS
|
||||
FATDelEntry(
|
||||
IN PDEVICE_EXTENSION DeviceExt,
|
||||
IN PVFATFCB pFcb)
|
||||
{
|
||||
ULONG CurrentCluster = 0, NextCluster, i;
|
||||
PVOID Context = NULL;
|
||||
|
|
@ -641,8 +627,8 @@ FATDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
|||
ASSERT(pFcb);
|
||||
ASSERT(pFcb->parentFcb);
|
||||
|
||||
DPRINT ("delEntry PathName \'%wZ\'\n", &pFcb->PathNameU);
|
||||
DPRINT ("delete entry: %d to %d\n", pFcb->startIndex, pFcb->dirIndex);
|
||||
DPRINT("delEntry PathName \'%wZ\'\n", &pFcb->PathNameU);
|
||||
DPRINT("delete entry: %d to %d\n", pFcb->startIndex, pFcb->dirIndex);
|
||||
Offset.u.HighPart = 0;
|
||||
for (i = pFcb->startIndex; i <= pFcb->dirIndex; i++)
|
||||
{
|
||||
|
|
@ -654,14 +640,14 @@ FATDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
|||
CcUnpinData(Context);
|
||||
}
|
||||
Offset.u.LowPart = (i * sizeof(FAT_DIR_ENTRY) / PAGE_SIZE) * PAGE_SIZE;
|
||||
CcPinRead (pFcb->parentFcb->FileObject, &Offset, PAGE_SIZE, TRUE,
|
||||
CcPinRead(pFcb->parentFcb->FileObject, &Offset, PAGE_SIZE, TRUE,
|
||||
&Context, (PVOID*)&pDirEntry);
|
||||
}
|
||||
pDirEntry[i % (PAGE_SIZE / sizeof(FAT_DIR_ENTRY))].Filename[0] = 0xe5;
|
||||
if (i == pFcb->dirIndex)
|
||||
{
|
||||
CurrentCluster =
|
||||
vfatDirEntryGetFirstCluster (DeviceExt,
|
||||
vfatDirEntryGetFirstCluster(DeviceExt,
|
||||
(PDIR_ENTRY)&pDirEntry[i % (PAGE_SIZE / sizeof(FAT_DIR_ENTRY))]);
|
||||
}
|
||||
}
|
||||
|
|
@ -673,7 +659,7 @@ FATDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
|||
|
||||
while (CurrentCluster && CurrentCluster != 0xffffffff)
|
||||
{
|
||||
GetNextCluster (DeviceExt, CurrentCluster, &NextCluster);
|
||||
GetNextCluster(DeviceExt, CurrentCluster, &NextCluster);
|
||||
/* FIXME: check status */
|
||||
WriteCluster(DeviceExt, CurrentCluster, 0);
|
||||
CurrentCluster = NextCluster;
|
||||
|
|
@ -681,11 +667,13 @@ FATDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
|||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
static NTSTATUS
|
||||
FATXDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
||||
/*
|
||||
* deleting an existing FAT entry
|
||||
*/
|
||||
static NTSTATUS
|
||||
FATXDelEntry(
|
||||
IN PDEVICE_EXTENSION DeviceExt,
|
||||
IN PVFATFCB pFcb)
|
||||
{
|
||||
ULONG CurrentCluster = 0, NextCluster;
|
||||
PVOID Context = NULL;
|
||||
|
|
@ -699,11 +687,11 @@ FATXDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
|||
|
||||
StartIndex = pFcb->startIndex;
|
||||
|
||||
DPRINT ("delEntry PathName \'%wZ\'\n", &pFcb->PathNameU);
|
||||
DPRINT ("delete entry: %d\n", StartIndex);
|
||||
DPRINT("delEntry PathName \'%wZ\'\n", &pFcb->PathNameU);
|
||||
DPRINT("delete entry: %d\n", StartIndex);
|
||||
Offset.u.HighPart = 0;
|
||||
Offset.u.LowPart = (StartIndex * sizeof(FATX_DIR_ENTRY) / PAGE_SIZE) * PAGE_SIZE;
|
||||
if (!CcPinRead (pFcb->parentFcb->FileObject, &Offset, PAGE_SIZE, TRUE,
|
||||
if (!CcPinRead(pFcb->parentFcb->FileObject, &Offset, PAGE_SIZE, TRUE,
|
||||
&Context, (PVOID*)&pDirEntry))
|
||||
{
|
||||
DPRINT1("CcPinRead(Offset %x:%x, Length %d) failed\n", Offset.u.HighPart, Offset.u.LowPart, PAGE_SIZE);
|
||||
|
|
@ -711,14 +699,14 @@ FATXDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
|||
}
|
||||
pDirEntry = &pDirEntry[StartIndex % (PAGE_SIZE / sizeof(FATX_DIR_ENTRY))];
|
||||
pDirEntry->FilenameLength = 0xe5;
|
||||
CurrentCluster = vfatDirEntryGetFirstCluster (DeviceExt,
|
||||
CurrentCluster = vfatDirEntryGetFirstCluster(DeviceExt,
|
||||
(PDIR_ENTRY)pDirEntry);
|
||||
CcSetDirtyPinnedData(Context, NULL);
|
||||
CcUnpinData(Context);
|
||||
|
||||
while (CurrentCluster && CurrentCluster != 0xffffffff)
|
||||
{
|
||||
GetNextCluster (DeviceExt, CurrentCluster, &NextCluster);
|
||||
GetNextCluster(DeviceExt, CurrentCluster, &NextCluster);
|
||||
/* FIXME: check status */
|
||||
WriteCluster(DeviceExt, CurrentCluster, 0);
|
||||
CurrentCluster = NextCluster;
|
||||
|
|
@ -727,7 +715,9 @@ FATXDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
|||
}
|
||||
|
||||
NTSTATUS
|
||||
VfatDelEntry (PDEVICE_EXTENSION DeviceExt, PVFATFCB pFcb)
|
||||
VfatDelEntry(
|
||||
IN PDEVICE_EXTENSION DeviceExt,
|
||||
IN PVFATFCB pFcb)
|
||||
{
|
||||
if (DeviceExt->Flags & VCB_IS_FATX)
|
||||
return FATXDelEntry(DeviceExt, pFcb);
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue