[tfaber] 63019: [I8042PRT] - Fix WDK warnings and remove some unnecessary casts

Author: tfaber
Date: Sun Apr 27 13:33:42 2014
New Revision: 63019

URL: http://svn.reactos.org/svn/reactos?rev=63019&view=rev
Log:
[I8042PRT]
- Fix WDK warnings and remove some unnecessary casts

Modified:
    trunk/reactos/drivers/input/i8042prt/i8042prt.c
    trunk/reactos/drivers/input/i8042prt/i8042prt.h
    trunk/reactos/drivers/input/i8042prt/keyboard.c
    trunk/reactos/drivers/input/i8042prt/misc.c
    trunk/reactos/drivers/input/i8042prt/mouse.c
    trunk/reactos/drivers/input/i8042prt/pnp.c

Modified: trunk/reactos/drivers/input/i8042prt/i8042prt.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/i80…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/i8042prt.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/i8042prt.c	[iso-8859-1] Sun Apr 27 13:33:42 2014
@@ -19,7 +19,9 @@
 
 static DRIVER_STARTIO i8042StartIo;
 static DRIVER_DISPATCH IrpStub;
+_Dispatch_type_(IRP_MJ_DEVICE_CONTROL)
 static DRIVER_DISPATCH i8042DeviceControl;
+_Dispatch_type_(IRP_MJ_INTERNAL_DEVICE_CONTROL)
 static DRIVER_DISPATCH i8042InternalDeviceControl;
 DRIVER_INITIALIZE DriverEntry;
 

Modified: trunk/reactos/drivers/input/i8042prt/i8042prt.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/i80…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/i8042prt.h	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/i8042prt.h	[iso-8859-1] Sun Apr 27 13:33:42 2014
@@ -292,10 +292,13 @@
 
 IO_WORKITEM_ROUTINE i8042SendHookWorkItem;
 
+_Dispatch_type_(IRP_MJ_CREATE)
 DRIVER_DISPATCH i8042Create;
 
+_Dispatch_type_(IRP_MJ_CLEANUP)
 DRIVER_DISPATCH i8042Cleanup;
 
+_Dispatch_type_(IRP_MJ_CLOSE)
 DRIVER_DISPATCH i8042Close;
 
 /* keyboard.c */
@@ -371,6 +374,7 @@
 	IN UCHAR FlagsToDisable,
 	IN UCHAR FlagsToEnable);
 
+_Dispatch_type_(IRP_MJ_PNP)
 DRIVER_DISPATCH i8042Pnp;
 
 /* ps2pp.c */

Modified: trunk/reactos/drivers/input/i8042prt/keyboard.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/key…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/keyboard.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/keyboard.c	[iso-8859-1] Sun Apr 27 13:33:42 2014
@@ -21,6 +21,7 @@
 /* GLOBALS *******************************************************************/
 
 static IO_WORKITEM_ROUTINE i8042PowerWorkItem;
+static KDEFERRED_ROUTINE i8042KbdDpcRoutine;
 
 /* This structure starts with the same layout as KEYBOARD_INDICATOR_TRANSLATION */
 typedef struct _LOCAL_KEYBOARD_INDICATOR_TRANSLATION {
@@ -196,9 +197,10 @@
 	PIRP WaitingIrp;
 	NTSTATUS Status;
 
-	DeviceExtension = (PI8042_KEYBOARD_EXTENSION)Context;
-
 	UNREFERENCED_PARAMETER(DeviceObject);
+
+	__analysis_assume(Context != NULL);
+	DeviceExtension = Context;
 
 	/* See http://blogs.msdn.com/doronh/archive/2006/09/08/746961.aspx */
 
@@ -331,7 +333,8 @@
 	UNREFERENCED_PARAMETER(SystemArgument1);
 	UNREFERENCED_PARAMETER(SystemArgument2);
 
-	DeviceExtension = (PI8042_KEYBOARD_EXTENSION)DeferredContext;
+	__analysis_assume(DeferredContext != NULL);
+	DeviceExtension = DeferredContext;
 	PortDeviceExtension = DeviceExtension->Common.PortDeviceExtension;
 
 	if (HandlePowerKeys(DeviceExtension))
@@ -652,9 +655,6 @@
 			Irp->IoStatus.Information = sizeof(KEYBOARD_ATTRIBUTES);
 			Status = STATUS_SUCCESS;
 			break;
-
-			Status = STATUS_NOT_IMPLEMENTED;
-			break;
 		}
 		case IOCTL_KEYBOARD_QUERY_TYPEMATIC:
 		{
@@ -745,9 +745,9 @@
 }
 
 /*
- * Call the customization hook. The ToReturn parameter is about wether
+ * Call the customization hook. The ToReturn parameter is about whether
  * we should go on with the interrupt. The return value is what
- * we should return (indicating to the system wether someone else
+ * we should return (indicating to the system whether someone else
  * should try to handle the interrupt)
  */
 static BOOLEAN
@@ -796,7 +796,8 @@
 
 	UNREFERENCED_PARAMETER(Interrupt);
 
-	DeviceExtension = (PI8042_KEYBOARD_EXTENSION)Context;
+	__analysis_assume(Context != NULL);
+	DeviceExtension = Context;
 	PortDeviceExtension = DeviceExtension->Common.PortDeviceExtension;
 	InputData = DeviceExtension->KeyboardBuffer + DeviceExtension->KeysInBuffer;
 	Counter = PortDeviceExtension->Settings.PollStatusIterations;

Modified: trunk/reactos/drivers/input/i8042prt/misc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/mis…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/misc.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/misc.c	[iso-8859-1] Sun Apr 27 13:33:42 2014
@@ -23,8 +23,9 @@
 	IN PVOID Context)
 {
 	UNREFERENCED_PARAMETER(DeviceObject);
+	__analysis_assume(Context != NULL);
 	if (Irp->PendingReturned)
-		KeSetEvent((PKEVENT)Context, IO_NO_INCREMENT, FALSE);
+		KeSetEvent(Context, IO_NO_INCREMENT, FALSE);
 	return STATUS_MORE_PROCESSING_REQUIRED;
 }
 

Modified: trunk/reactos/drivers/input/i8042prt/mouse.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/mou…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/mouse.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/mouse.c	[iso-8859-1] Sun Apr 27 13:33:42 2014
@@ -18,6 +18,8 @@
 
 /* FUNCTIONS *****************************************************************/
 
+static KDEFERRED_ROUTINE i8042MouDpcRoutine;
+
 /*
  * These functions are callbacks for filter driver custom interrupt
  * service routines.
@@ -269,7 +271,8 @@
 	UNREFERENCED_PARAMETER(SystemArgument1);
 	UNREFERENCED_PARAMETER(SystemArgument2);
 
-	DeviceExtension = (PI8042_MOUSE_EXTENSION)DeferredContext;
+	__analysis_assume(DeferredContext != NULL);
+	DeviceExtension = DeferredContext;
 	PortDeviceExtension = DeviceExtension->Common.PortDeviceExtension;
 
 	switch (DeviceExtension->MouseTimeoutState)
@@ -343,6 +346,7 @@
  * I'll just send the 'disable mouse port' command to the controller
  * and say the mouse doesn't exist.
  */
+static KDEFERRED_ROUTINE i8042DpcRoutineMouseTimeout;
 static VOID NTAPI
 i8042DpcRoutineMouseTimeout(
 	IN PKDPC Dpc,
@@ -358,7 +362,8 @@
 	UNREFERENCED_PARAMETER(SystemArgument1);
 	UNREFERENCED_PARAMETER(SystemArgument2);
 
-	DeviceExtension = (PI8042_MOUSE_EXTENSION)DeferredContext;
+	__analysis_assume(DeferredContext != NULL);
+	DeviceExtension = DeferredContext;
 	PortDeviceExtension = DeviceExtension->Common.PortDeviceExtension;
 
 	Irql = KeAcquireInterruptSpinLock(PortDeviceExtension->HighestDIRQLInterrupt);
@@ -906,7 +911,8 @@
 
 	UNREFERENCED_PARAMETER(Interrupt);
 
-	DeviceExtension = (PI8042_MOUSE_EXTENSION)Context;
+	__analysis_assume(Context != NULL);
+	DeviceExtension = Context;
 	PortDeviceExtension = DeviceExtension->Common.PortDeviceExtension;
 	Counter = PortDeviceExtension->Settings.PollStatusIterations;
 

Modified: trunk/reactos/drivers/input/i8042prt/pnp.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/pnp…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/pnp.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/pnp.c	[iso-8859-1] Sun Apr 27 13:33:42 2014
@@ -112,7 +112,7 @@
         }
         else if (Value == KBD_RESEND)
         {
-            TRACE_(I8042PRT, "Resending...\n", Value);
+            TRACE_(I8042PRT, "Resending...\n");
             KeStallExecutionProcessor(50);
         }
         else
@@ -390,7 +390,7 @@
 StartProcedure(
     IN PPORT_DEVICE_EXTENSION DeviceExtension)
 {
-    NTSTATUS Status;
+    NTSTATUS Status = STATUS_UNSUCCESSFUL;
     UCHAR FlagsToDisable = 0;
     UCHAR FlagsToEnable = 0;
     KIRQL Irql;
@@ -495,7 +495,7 @@
     PFDO_DEVICE_EXTENSION DeviceExtension;
     PPORT_DEVICE_EXTENSION PortDeviceExtension;
     PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptor, ResourceDescriptorTranslated;
-    INTERRUPT_DATA InterruptData;
+    INTERRUPT_DATA InterruptData = { NULL };
     BOOLEAN FoundDataPort = FALSE;
     BOOLEAN FoundControlPort = FALSE;
     BOOLEAN FoundIrq = FALSE;
@@ -685,7 +685,9 @@
                     PDEVICE_RELATIONS DeviceRelations;
 
                     TRACE_(I8042PRT, "IRP_MJ_PNP / IRP_MN_QUERY_DEVICE_RELATIONS /
BusRelations\n");
-                    DeviceRelations = ExAllocatePool(PagedPool,
sizeof(DEVICE_RELATIONS));
+                    DeviceRelations = ExAllocatePoolWithTag(PagedPool,
+                                                            sizeof(DEVICE_RELATIONS),
+                                                            I8042PRT_TAG);
                     if (DeviceRelations)
                     {
                         DeviceRelations->Count = 0;