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SUPERSEDE implemented

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svn path=/trunk/; revision=1457
This commit is contained in:
jean 2000-12-08 17:12:43 +00:00
parent 2af149a27c
commit 4dc42b4202
1 changed files with 24 additions and 5 deletions
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29
reactos/drivers/fs/vfat/create.c
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@ -1,4 +1,4 @@
/* $Id: create.c,v 1.8 2000/12/05 17:12:16 jean Exp $ /* $Id: create.c,v 1.9 2000/12/08 17:12:43 jean Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
@ -294,7 +294,6 @@ NTSTATUS FindFile(PDEVICE_EXTENSION DeviceExt, PVFATFCB Fcb,
} }
if (GetEntryName((PVOID)block,&i,name,&j,DeviceExt,&StartingSector)) if (GetEntryName((PVOID)block,&i,name,&j,DeviceExt,&StartingSector))
{ {
DPRINT("Comparing '%S' '%S'\n",name,FileToFind);
if (wstrcmpjoki(name,FileToFind)) if (wstrcmpjoki(name,FileToFind))
{ {
/* In the case of a long filename, the firstcluster is stored in /* In the case of a long filename, the firstcluster is stored in
@ -526,7 +525,6 @@ CHECKPOINT;
} }
Temp = Fcb; Temp = Fcb;
CHECKPOINT;
if (ParentFcb == NULL) if (ParentFcb == NULL)
{ {
CHECKPOINT; CHECKPOINT;
@ -536,12 +534,10 @@ CHECKPOINT;
} }
else else
Fcb = ParentFcb; Fcb = ParentFcb;
CHECKPOINT;
ParentFcb = Temp; ParentFcb = Temp;
} }
CHECKPOINT;
FileObject->FsContext =(PVOID) &ParentFcb->NTRequiredFCB; FileObject->FsContext =(PVOID) &ParentFcb->NTRequiredFCB;
newCCB = ExAllocatePool(NonPagedPool,sizeof(VFATCCB)); newCCB = ExAllocatePool(NonPagedPool,sizeof(VFATCCB));
memset(newCCB,0,sizeof(VFATCCB)); memset(newCCB,0,sizeof(VFATCCB));
@ -587,6 +583,9 @@ NTSTATUS FsdCreateFile (PDEVICE_OBJECT DeviceObject, PIRP Irp)
assert(Stack); assert(Stack);
RequestedDisposition = ((Stack->Parameters.Create.Options>>24)&0xff); RequestedDisposition = ((Stack->Parameters.Create.Options>>24)&0xff);
RequestedOptions=Stack->Parameters.Create.Options&FILE_VALID_OPTION_FLAGS; RequestedOptions=Stack->Parameters.Create.Options&FILE_VALID_OPTION_FLAGS;
if( (RequestedOptions&FILE_DIRECTORY_FILE)
&& RequestedDisposition==FILE_SUPERSEDE)
return STATUS_INVALID_PARAMETER;
FileObject = Stack->FileObject; FileObject = Stack->FileObject;
DeviceExt = DeviceObject->DeviceExtension; DeviceExt = DeviceObject->DeviceExtension;
assert(DeviceExt); assert(DeviceExt);
@ -630,6 +629,26 @@ CHECKPOINT;
} }
pCcb=FileObject->FsContext2; pCcb=FileObject->FsContext2;
pFcb=pCcb->pFcb; pFcb=pCcb->pFcb;
if(RequestedDisposition==FILE_SUPERSEDE)
{
ULONG Cluster,NextCluster;
/* FIXME set size to 0 and free clusters */
pFcb->entry.FileSize = 0;
if (DeviceExt->FatType == FAT32)
Cluster = pFcb->entry.FirstCluster
+pFcb->entry.FirstClusterHigh*65536;
else
Cluster = pFcb->entry.FirstCluster;
pFcb->entry.FirstCluster = 0;
pFcb->entry.FirstClusterHigh = 0;
updEntry(DeviceExt,FileObject);
while (Cluster != 0xffffffff && Cluster >1)
{
NextCluster = GetNextCluster(DeviceExt, Cluster);
WriteCluster(DeviceExt, Cluster,0);
Cluster = NextCluster;
}
}
if( (RequestedOptions&FILE_NON_DIRECTORY_FILE) if( (RequestedOptions&FILE_NON_DIRECTORY_FILE)
&& (pFcb->entry.Attrib & FILE_ATTRIBUTE_DIRECTORY)) && (pFcb->entry.Attrib & FILE_ATTRIBUTE_DIRECTORY))
{ {