Sorry for the nonatomic commit
authorAlex Ionescu <aionescu@gmail.com>
Tue, 17 May 2005 19:06:59 +0000 (19:06 +0000)
committerAlex Ionescu <aionescu@gmail.com>
Tue, 17 May 2005 19:06:59 +0000 (19:06 +0000)
svn path=/trunk/; revision=15383

reactos/ntoskrnl/io/device.c

index d5a8a72..55a4da5 100644 (file)
@@ -1110,129 +1110,4 @@ IoValidateDeviceIoControlAccess(IN  PIRP Irp,
     return STATUS_NOT_IMPLEMENTED;
 }
 
-/*
- * @implemented
- */
-NTSTATUS 
-STDCALL
-NtDeviceIoControlFile(IN HANDLE DeviceHandle,
-                      IN HANDLE Event OPTIONAL,
-                      IN PIO_APC_ROUTINE UserApcRoutine OPTIONAL,
-                      IN PVOID UserApcContext OPTIONAL,
-                      OUT PIO_STATUS_BLOCK IoStatusBlock,
-                      IN ULONG IoControlCode,
-                      IN PVOID InputBuffer,
-                      IN ULONG InputBufferLength OPTIONAL,
-                      OUT PVOID OutputBuffer,
-                      IN ULONG OutputBufferLength OPTIONAL)
-{
-    NTSTATUS Status = STATUS_SUCCESS;
-    PFILE_OBJECT FileObject;
-    PDEVICE_OBJECT DeviceObject;
-    PIRP Irp;
-    PIO_STACK_LOCATION StackPtr;
-    PKEVENT EventObject = NULL;
-    BOOLEAN LocalEvent = FALSE;
-    KPROCESSOR_MODE PreviousMode = ExGetPreviousMode();
-
-    DPRINT("NtDeviceIoControlFile(DeviceHandle %x Event %x UserApcRoutine %x "
-           "UserApcContext %x IoStatusBlock %x IoControlCode %x "
-           "InputBuffer %x InputBufferLength %x OutputBuffer %x "
-           "OutputBufferLength %x)\n",
-           DeviceHandle,Event,UserApcRoutine,UserApcContext,IoStatusBlock,
-           IoControlCode,InputBuffer,InputBufferLength,OutputBuffer,
-           OutputBufferLength);
-
-    if (IoStatusBlock == NULL) return STATUS_ACCESS_VIOLATION;
-
-    /* Check granted access against the access rights from IoContolCode */
-    Status = ObReferenceObjectByHandle(DeviceHandle,
-                                       (IoControlCode >> 14) & 0x3,
-                                       IoFileObjectType,
-                                       PreviousMode,
-                                       (PVOID *) &FileObject,
-                                       NULL);
-    if (!NT_SUCCESS(Status)) return Status;
-
-    /* Check for an event */
-    if (Event)
-    {
-        /* Reference it */
-        Status = ObReferenceObjectByHandle(Event,
-                                           EVENT_MODIFY_STATE,
-                                           ExEventObjectType,
-                                           PreviousMode,
-                                           (PVOID*)&EventObject,
-                                           NULL);
-        if (!NT_SUCCESS(Status))
-        {
-            ObDereferenceObject (FileObject);
-            return Status;
-        }
-        
-        /* Clear it */
-        KeClearEvent(EventObject);
-    }
-
-    /* Check if this is a direct open or not */
-    if (FileObject->Flags & FO_DIRECT_DEVICE_OPEN)
-    {
-        DeviceObject = IoGetAttachedDevice(FileObject->DeviceObject);
-    }
-    else
-    {
-        DeviceObject = IoGetRelatedDeviceObject(FileObject);
-    }
-
-    /* Check if we should use Sync IO or not */
-    if (FileObject->Flags & FO_SYNCHRONOUS_IO)
-    {
-        /* Use File Object event */
-        KeClearEvent(&FileObject->Event);
-    }
-    else
-    {
-        /* Use local event */
-        LocalEvent = TRUE;
-    }
-
-    /* Build the IRP */
-    Irp = IoBuildDeviceIoControlRequest(IoControlCode,
-                                        DeviceObject,
-                                        InputBuffer,
-                                        InputBufferLength,
-                                        OutputBuffer,
-                                        OutputBufferLength,
-                                        FALSE,
-                                        EventObject,
-                                        IoStatusBlock);
-
-    /* Set some extra settings */
-    Irp->Tail.Overlay.OriginalFileObject = FileObject;
-    Irp->RequestorMode = PreviousMode;
-    Irp->Overlay.AsynchronousParameters.UserApcRoutine = UserApcRoutine;
-    Irp->Overlay.AsynchronousParameters.UserApcContext = UserApcContext;
-    StackPtr = IoGetNextIrpStackLocation(Irp);
-    StackPtr->FileObject = FileObject;
-    
-
-    /* Call the Driver */
-    Status = IoCallDriver(DeviceObject, Irp);
-    if (Status == STATUS_PENDING)
-    {
-        if (!LocalEvent)
-        {
-            KeWaitForSingleObject(&FileObject->Event,
-                                  Executive,
-                                  PreviousMode,
-                                  FileObject->Flags & FO_ALERTABLE_IO,
-                                  NULL);
-            Status = FileObject->FinalStatus;
-        }
-    }
-
-    /* Return the Status */
-    return Status;
-}
-
 /* EOF */