X-Git-Url: http://git.jankratochvil.net/?a=blobdiff_plain;f=include%2Fddk%2Fiofuncs.h;h=595b33eda53600f77d952faa62e3852fb1d275a9;hb=e3ed2d773259cc445c7ff8181ebd934931365328;hp=08b8797c13668cbf66ca4e450b3143b0487136a9;hpb=d378c68f5a9bb25c9e671dacd482d2e25d211df3;p=reactos.git

diff --git a/include/ddk/iofuncs.h b/include/ddk/iofuncs.h
index 08b8797..595b33e 100644
--- a/include/ddk/iofuncs.h
+++ b/include/ddk/iofuncs.h
@@ -613,6 +613,9 @@ IoGetConfigurationInformation (
 #define IoGetCurrentIrpStackLocation(Irp) \
 	((Irp)->Tail.Overlay.CurrentStackLocation)
 
+#define IoGetPreviousIrpStackLocation(Irp) \
+	((Irp)->Tail.Overlay.CurrentStackLocation+1)
+
 #define IoSetNextIrpStackLocation(Irp) { \
   (Irp)->CurrentLocation--; \
   (Irp)->Tail.Overlay.CurrentStackLocation--; }
@@ -630,6 +633,12 @@ IoGetConfigurationInformation (
   (Irp)->CurrentLocation++; \
   (Irp)->Tail.Overlay.CurrentStackLocation++;
 
+#define IoSetPreviousIrpStackLocation(Irp) \
+  IoSkipCurrentIrpStackLocation(Irp)
+
+#define IoRetardCurrentIrpStackLocation(Irp) \
+  IoSkipCurrentIrpStackLocation(Irp)
+
 struct _EPROCESS*
 STDCALL
 IoGetCurrentProcess (
@@ -928,7 +937,7 @@ IoReportResourceUsage (
 
 #define IoSetCancelRoutine(Irp,NewCancelRoutine) \
 	((PDRIVER_CANCEL)InterlockedExchange((PULONG)&(Irp)->CancelRoutine, \
-					     (ULONG)(NewCancelRoutine)));
+					     (ULONG)(NewCancelRoutine)))
 
 #define IoSetCompletionRoutine(Irp,Routine,Context,Success,Error,Cancel) \
 	{ \