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Added file and directory delete functionality (dummy).

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svn path=/trunk/; revision=571
This commit is contained in:
Eric Kohl 1999-06-27 23:06:50 +00:00
parent 10f222cd92
commit 1bfb0f94d9
1 changed files with 47 additions and 11 deletions
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58
reactos/drivers/fs/vfat/iface.c
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@ -777,7 +777,8 @@ NTSTATUS FindFile(PDEVICE_EXTENSION DeviceExt, PVfatFCB Fcb,
if (wcslen(FileToFind)==0)
{
TempStr[0] = (WCHAR)'.';
CHECKPOINT;
TempStr[0] = (WCHAR)'.';
TempStr[1] = 0;
FileToFind=&TempStr;
}
@ -785,24 +786,30 @@ NTSTATUS FindFile(PDEVICE_EXTENSION DeviceExt, PVfatFCB Fcb,
{
DPRINT("Parent->entry.FirstCluster %d\n",Parent->entry.FirstCluster);
}
DPRINT("FindFile '%w'\n", FileToFind);
if (Parent == NULL||Parent->entry.FirstCluster==1)
{
CHECKPOINT;
Size = DeviceExt->rootDirectorySectors;//FIXME : in fat32, no limit
StartingSector = DeviceExt->rootStart;
NextCluster=0;
if(FileToFind[0]==0 ||(FileToFind[0]=='\\' && FileToFind[1]==0) ||
(FileToFind[0]=='.' && FileToFind[1]==0))
{// it's root : complete essentials fields then return ok
CHECKPOINT;
memset(Fcb,0,sizeof(VfatFCB));
memset(Fcb->entry.Filename,' ',11);
Fcb->entry.FileSize=DeviceExt->rootDirectorySectors*BLOCKSIZE;
Fcb->entry.Attrib=FILE_ATTRIBUTE_DIRECTORY;
if (DeviceExt->FatType == FAT32)
Fcb->entry.FirstCluster=2;
else Fcb->entry.FirstCluster=1;//FIXME : is 1 the good value for mark root?
if(StartSector) *StartSector=StartingSector;
if(Entry) *Entry=0;
else
Fcb->entry.FirstCluster=1;//FIXME : is 1 the good value for mark root?
if(StartSector)
*StartSector=StartingSector;
if(Entry)
*Entry=0;
return(STATUS_SUCCESS);
}
}
@ -822,7 +829,9 @@ NTSTATUS FindFile(PDEVICE_EXTENSION DeviceExt, PVfatFCB Fcb,
StartingSector=DeviceExt->rootStart;
}
}
CHECKPOINT;
block = ExAllocatePool(NonPagedPool,BLOCKSIZE);
CHECKPOINT;
if (StartSector && (*StartSector)) StartingSector=*StartSector;
i=(Entry)?(*Entry):0;
DPRINT("FindFile : start at sector %lx, entry %ld\n",StartingSector,i);
@ -1024,19 +1033,24 @@ DbgPrint("try related for %w\n",FileName);
ExFreePool(Fcb);
if (ParentFcb != NULL)
ExFreePool(ParentFcb);
if(AbsFileName)ExFreePool(AbsFileName);
return(Status);
if(AbsFileName)
ExFreePool(AbsFileName);
return(Status);
}
Temp = Fcb;
CHECKPOINT;
if (ParentFcb == NULL)
{
Fcb = ExAllocatePool(NonPagedPool,sizeof(VfatFCB));
memset(Fcb,0,sizeof(VfatFCB));
Fcb->ObjectName=Fcb->PathName;
}
else Fcb = ParentFcb;
else
Fcb = ParentFcb;
CHECKPOINT;
ParentFcb = Temp;
}
CHECKPOINT;
FileObject->FsContext =(PVOID) &ParentFcb->NTRequiredFCB;
newCCB = ExAllocatePool(NonPagedPool,sizeof(VfatCCB));
memset(newCCB,0,sizeof(VfatCCB));
@ -1478,6 +1492,7 @@ NTSTATUS FsdClose(PDEVICE_OBJECT DeviceObject, PIRP Irp)
return(Status);
}
NTSTATUS FsdCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp)
/*
* FUNCTION: Create or open a file
@ -1510,6 +1525,7 @@ NTSTATUS FsdCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp)
assert(DeviceExt);
ExAcquireResourceExclusiveLite(&(DeviceExt->Resource),TRUE);
Status = FsdOpenFile(DeviceExt,FileObject,FileObject->FileName.Buffer);
CHECKPOINT;
Irp->IoStatus.Information = 0;
if(!NT_SUCCESS(Status))
{
@ -1517,6 +1533,7 @@ NTSTATUS FsdCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp)
||RequestedDisposition==FILE_OPEN_IF
||RequestedDisposition==FILE_OVERWRITE_IF)
{
CHECKPOINT;
Status=addEntry(DeviceExt,FileObject,RequestedOptions
,(Stack->Parameters.Create.FileAttributes & FILE_ATTRIBUTE_VALID_FLAGS));
if(NT_SUCCESS(Status))
@ -1554,7 +1571,7 @@ NTSTATUS FsdCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp)
else Irp->IoStatus.Information = FILE_OPENED;
// FIXME : make supersed or overwrite if requested
}
CHECKPOINT;
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
@ -1746,7 +1763,7 @@ NTSTATUS FsdSetPositionInformation(PFILE_OBJECT FileObject,
DPRINT("FsdSetPositionInformation()\n");
DPRINT("PositionInfo %x\n", PositionInfo);
DPRINT("Setting position %d\n", PositionInfo->CurrentByteOffset.LowPart);
DPRINT("Setting position %d\n", PositionInfo->CurrentByteOffset.u.LowPart);
memcpy(&FileObject->CurrentByteOffset,&PositionInfo->CurrentByteOffset,
sizeof(LARGE_INTEGER));
@ -1762,7 +1779,7 @@ NTSTATUS FsdGetPositionInformation(PFILE_OBJECT FileObject,
memcpy(&PositionInfo->CurrentByteOffset, &FileObject->CurrentByteOffset,
sizeof(LARGE_INTEGER));
DPRINT("Getting position %x\n", PositionInfo->CurrentByteOffset.LowPart);
DPRINT("Getting position %x\n", PositionInfo->CurrentByteOffset.u.LowPart);
return(STATUS_SUCCESS);
}
@ -1790,6 +1807,19 @@ NTSTATUS FsdGetBasicInformation(PFILE_OBJECT FileObject,
}
NTSTATUS FsdSetDispositionInformation(PFILE_OBJECT FileObject,
PVfatFCB FCB,
PDEVICE_OBJECT DeviceObject,
PFILE_DISPOSITION_INFORMATION DispositionInfo)
{
DPRINT("FsdSetDispositionInformation()\n");
FileObject->DeletePending = DispositionInfo->DeleteFile;
return(STATUS_SUCCESS);
}
NTSTATUS FsdQueryInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp)
/*
* FUNCTION: Retrieve the specified file information
@ -1895,6 +1925,12 @@ NTSTATUS FsdSetInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp)
DeviceObject,
SystemBuffer);
break;
case FileDispositionInformation:
RC = FsdSetDispositionInformation(FileObject,
FCB,
DeviceObject,
SystemBuffer);
break;
default:
RC = STATUS_NOT_IMPLEMENTED;
}