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[FASTFAT]

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Addendum to r73923: merge with Thomas' patch regarding that topic.

ROSTESTS-135

svn path=/trunk/; revision=73924
This commit is contained in:
Pierre Schweitzer
2017-02-26 13:57:17 +00:00
parent 68b4b8905e
commit 84b6e377ec
1 changed files with 17 additions and 11 deletions
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reactos/drivers/filesystems/fastfat/create.c
+17 -11
View File
@@ -510,8 +510,6 @@ VfatCreateFile(
c = PathNameU.Buffer + PathNameU.Length / sizeof(WCHAR);
last = c - 1;
TrailingBackslash = (*last == L'\\');
Dots = TRUE;
while (c-- > PathNameU.Buffer)
{
@@ -553,9 +551,11 @@ VfatCreateFile(
return STATUS_OBJECT_NAME_INVALID;
}
TrailingBackslash = FALSE;
if (PathNameU.Length > sizeof(WCHAR) && PathNameU.Buffer[PathNameU.Length/sizeof(WCHAR)-1] == L'\\')
{
PathNameU.Length -= sizeof(WCHAR);
TrailingBackslash = TRUE;
}
if (PathNameU.Length > sizeof(WCHAR) && PathNameU.Buffer[PathNameU.Length/sizeof(WCHAR)-1] == L'\\')
@@ -700,14 +700,16 @@ VfatCreateFile(
RequestedDisposition == FILE_OVERWRITE_IF ||
RequestedDisposition == FILE_SUPERSEDE)
{
if (TrailingBackslash & !BooleanFlagOn(RequestedOptions, FILE_DIRECTORY_FILE))
{
return STATUS_OBJECT_NAME_INVALID;
}
Attributes = Stack->Parameters.Create.FileAttributes & ~FILE_ATTRIBUTE_NORMAL;
if (!BooleanFlagOn(RequestedOptions, FILE_DIRECTORY_FILE))
{
if (TrailingBackslash)
{
vfatReleaseFCB(DeviceExt, ParentFcb);
return STATUS_OBJECT_NAME_INVALID;
}
Attributes |= FILE_ATTRIBUTE_ARCHIVE;
}
vfatSplitPathName(&PathNameU, NULL, &FileNameU);
Status = VfatAddEntry(DeviceExt, &FileNameU, &pFcb, ParentFcb, RequestedOptions,
(UCHAR)FlagOn(Attributes, FILE_ATTRIBUTE_VALID_FLAGS), NULL);
@@ -756,16 +758,20 @@ VfatCreateFile(
vfatReleaseFCB(DeviceExt, ParentFcb);
}
pFcb = FileObject->FsContext;
/* Otherwise fail if the caller wanted to create a new file */
if (RequestedDisposition == FILE_CREATE)
{
Irp->IoStatus.Information = FILE_EXISTS;
VfatCloseFile(DeviceExt, FileObject);
if (TrailingBackslash && !vfatFCBIsDirectory(pFcb))
{
return STATUS_OBJECT_NAME_INVALID;
}
Irp->IoStatus.Information = FILE_EXISTS;
return STATUS_OBJECT_NAME_COLLISION;
}
pFcb = FileObject->FsContext;
if (pFcb->OpenHandleCount != 0)
{
Status = IoCheckShareAccess(Stack->Parameters.Create.SecurityContext->DesiredAccess,
@@ -795,7 +801,7 @@ VfatCreateFile(
VfatCloseFile (DeviceExt, FileObject);
return STATUS_NOT_A_DIRECTORY;
}
if (!vfatFCBIsDirectory(pFcb) && TrailingBackslash)
if (TrailingBackslash && !vfatFCBIsDirectory(pFcb))
{
VfatCloseFile (DeviceExt, FileObject);
return STATUS_OBJECT_NAME_INVALID;