Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-02-24 09:25:10 +00:00
Code Issues Projects Releases Packages Wiki Activity

[NPFS]

Browse source 
NpfsCreateNamedPipe: Check for invalid disposition values. Fixes 3 winetest failures.

svn path=/trunk/; revision=59451
This commit is contained in:
Eric Kohl 2013-07-07 22:18:50 +00:00
parent aa04fb3639
commit 76feb9e733
1 changed files with 24 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

41
reactos/drivers/filesystems/npfs/create.c
View file

@ -519,7 +519,9 @@ NpfsCreateNamedPipe(PDEVICE_OBJECT DeviceObject,
PNPFS_VCB Vcb;
PNPFS_FCB Fcb;
PNPFS_CCB Ccb;
PNAMED_PIPE_CREATE_PARAMETERS Buffer;
ULONG Disposition;
ULONG ShareAccess;
PNAMED_PIPE_CREATE_PARAMETERS Parameters;
DPRINT("NpfsCreateNamedPipe(DeviceObject %p Irp %p)\n", DeviceObject, Irp);
@ -529,12 +531,16 @@ NpfsCreateNamedPipe(PDEVICE_OBJECT DeviceObject,
DPRINT("FileObject %p\n", FileObject);
DPRINT("Pipe name %wZ\n", &FileObject->FileName);
Buffer = IoStack->Parameters.CreatePipe.Parameters;
Disposition = (IoStack->Parameters.CreatePipe.Options >> 24) & 0xFF;
ShareAccess = IoStack->Parameters.CreatePipe.ShareAccess;
Parameters = IoStack->Parameters.CreatePipe.Parameters;
Irp->IoStatus.Information = 0;
if (!(IoStack->Parameters.CreatePipe.ShareAccess & (FILE_SHARE_READ|FILE_SHARE_WRITE)) ||
(IoStack->Parameters.CreatePipe.ShareAccess & ~(FILE_SHARE_READ|FILE_SHARE_WRITE)))
if ((Disposition == FILE_OVERWRITE) ||
(Disposition == FILE_OVERWRITE_IF) ||
!(ShareAccess & (FILE_SHARE_READ|FILE_SHARE_WRITE)) ||
(ShareAccess & ~(FILE_SHARE_READ|FILE_SHARE_WRITE)))
{
Irp->IoStatus.Status = STATUS_INVALID_PARAMETER;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
@ -564,9 +570,10 @@ NpfsCreateNamedPipe(PDEVICE_OBJECT DeviceObject,
return STATUS_INSTANCE_NOT_AVAILABLE;
}
if (Fcb->MaximumInstances != Buffer->MaximumInstances ||
Fcb->TimeOut.QuadPart != Buffer->DefaultTimeout.QuadPart ||
Fcb->PipeType != Buffer->NamedPipeType)
if (Disposition == FILE_CREATE ||
Fcb->MaximumInstances != Parameters->MaximumInstances ||
Fcb->TimeOut.QuadPart != Parameters->DefaultTimeout.QuadPart ||
Fcb->PipeType != Parameters->NamedPipeType)
{
DPRINT("Asked for invalid pipe mode.\n");
NpfsDereferenceFcb(Fcb);
@ -612,13 +619,13 @@ NpfsCreateNamedPipe(PDEVICE_OBJECT DeviceObject,
InitializeListHead(&Fcb->WaiterListHead);
KeInitializeMutex(&Fcb->CcbListLock, 0);
Fcb->PipeType = Buffer->NamedPipeType;
Fcb->ServerReadMode = Buffer->ReadMode;
Fcb->PipeType = Parameters->NamedPipeType;
Fcb->ServerReadMode = Parameters->ReadMode;
/* MSDN documentation reads that clients always start off in byte mode */
Fcb->ClientReadMode = FILE_PIPE_BYTE_STREAM_MODE;
Fcb->CompletionMode = Buffer->CompletionMode;
switch (IoStack->Parameters.CreatePipe.ShareAccess & (FILE_SHARE_READ|FILE_SHARE_WRITE))
Fcb->CompletionMode = Parameters->CompletionMode;
switch (ShareAccess & (FILE_SHARE_READ|FILE_SHARE_WRITE))
{
case FILE_SHARE_READ:
Fcb->PipeConfiguration = FILE_PIPE_OUTBOUND;
@ -630,19 +637,19 @@ NpfsCreateNamedPipe(PDEVICE_OBJECT DeviceObject,
Fcb->PipeConfiguration = FILE_PIPE_FULL_DUPLEX;
break;
}
Fcb->MaximumInstances = Buffer->MaximumInstances;
Fcb->MaximumInstances = Parameters->MaximumInstances;
Fcb->CurrentInstances = 0;
Fcb->TimeOut = Buffer->DefaultTimeout;
Fcb->TimeOut = Parameters->DefaultTimeout;
if (!(Fcb->PipeConfiguration & FILE_PIPE_OUTBOUND) ||
Fcb->PipeConfiguration & FILE_PIPE_FULL_DUPLEX)
{
if (Buffer->InboundQuota == 0)
if (Parameters->InboundQuota == 0)
{
Fcb->InboundQuota = Vcb->DefaultQuota;
}
else
{
Fcb->InboundQuota = PAGE_ROUND_UP(Buffer->InboundQuota);
Fcb->InboundQuota = PAGE_ROUND_UP(Parameters->InboundQuota);
if (Fcb->InboundQuota < Vcb->MinQuota)
{
Fcb->InboundQuota = Vcb->MinQuota;
@ -660,13 +667,13 @@ NpfsCreateNamedPipe(PDEVICE_OBJECT DeviceObject,
if (Fcb->PipeConfiguration & (FILE_PIPE_FULL_DUPLEX|FILE_PIPE_OUTBOUND))
{
if (Buffer->OutboundQuota == 0)
if (Parameters->OutboundQuota == 0)
{
Fcb->OutboundQuota = Vcb->DefaultQuota;
}
else
{
Fcb->OutboundQuota = PAGE_ROUND_UP(Buffer->OutboundQuota);
Fcb->OutboundQuota = PAGE_ROUND_UP(Parameters->OutboundQuota);
if (Fcb->OutboundQuota < Vcb->MinQuota)
{
Fcb->OutboundQuota = Vcb->MinQuota;