Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers...

[reactos.git] / drivers / input / sermouse / misc.c

diff --git a/drivers/input/sermouse/misc.c b/drivers/input/sermouse/misc.c
new file mode 100644 (file)
index 0000000..9b8e74d
--- /dev/null
+++ b/drivers/input/sermouse/misc.c
@@ -0,0 +1,61 @@
+/*
+ * PROJECT:     ReactOS Serial mouse driver
+ * LICENSE:     GPL - See COPYING in the top level directory
+ * FILE:        drivers/input/sermouse/fdo.c
+ * PURPOSE:     Miscellaneous operations
+ * PROGRAMMERS: Copyright 2005-2006 Hervé Poussineau (hpoussin@reactos.org)
+ */
+
+#include "sermouse.h"
+
+#include <debug.h>
+
+static IO_COMPLETION_ROUTINE ForwardIrpAndWaitCompletion;
+
+static NTSTATUS NTAPI
+ForwardIrpAndWaitCompletion(
+       IN PDEVICE_OBJECT DeviceObject,
+       IN PIRP Irp,
+       IN PVOID Context)
+{
+       if (Irp->PendingReturned)
+               KeSetEvent((PKEVENT)Context, IO_NO_INCREMENT, FALSE);
+       return STATUS_MORE_PROCESSING_REQUIRED;
+}
+
+NTSTATUS
+ForwardIrpAndWait(
+       IN PDEVICE_OBJECT DeviceObject,
+       IN PIRP Irp)
+{
+       PDEVICE_OBJECT LowerDevice = ((PSERMOUSE_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->LowerDevice;
+       KEVENT Event;
+       NTSTATUS Status;
+
+       KeInitializeEvent(&Event, NotificationEvent, FALSE);
+       IoCopyCurrentIrpStackLocationToNext(Irp);
+
+       TRACE_(SERMOUSE, "Calling lower device %p\n", LowerDevice);
+       IoSetCompletionRoutine(Irp, ForwardIrpAndWaitCompletion, &Event, TRUE, TRUE, TRUE);
+
+       Status = IoCallDriver(LowerDevice, Irp);
+       if (Status == STATUS_PENDING)
+       {
+               Status = KeWaitForSingleObject(&Event, Suspended, KernelMode, FALSE, NULL);
+               if (NT_SUCCESS(Status))
+                       Status = Irp->IoStatus.Status;
+       }
+
+       return Status;
+}
+
+NTSTATUS NTAPI
+ForwardIrpAndForget(
+       IN PDEVICE_OBJECT DeviceObject,
+       IN PIRP Irp)
+{
+       PDEVICE_OBJECT LowerDevice = ((PSERMOUSE_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->LowerDevice;
+
+       IoSkipCurrentIrpStackLocation(Irp);
+       return IoCallDriver(LowerDevice, Irp);
+}