[navaraf] 15976: Allow csq.h to be included along with ntddk.h.

Allow csq.h to be included along with ntddk.h.
Modified: trunk/reactos/include/ddk/csq.h
  _____

Modified: trunk/reactos/include/ddk/csq.h
--- trunk/reactos/include/ddk/csq.h	2005-06-17 12:59:27 UTC (rev
15975)
+++ trunk/reactos/include/ddk/csq.h	2005-06-17 13:00:03 UTC (rev
15976)
@@ -45,6 +45,12 @@

#ifndef _REACTOS_CSQ_H
 #define _REACTOS_CSQ_H

+/*
+ * Prevent including the CSQ definitions twice. They're present in
NTDDK
+ * now too, except the *_EX versions.
+ */
+#ifndef IO_TYPE_CSQ_IRP_CONTEXT
+
 struct _IO_CSQ;

@@ -76,24 +82,6 @@

/*
- * Function to insert an IRP into the queue with extended context
information.
- * This is useful if you need to be able to de-queue particular IRPs
more
- * easily in some cases.
- *
- * Same deal as above; sample implementation:
- *
-	NTSTATUS NTAPI CsqInsertIrpEx(PIO_CSQ Csq, PIRP Irp, PVOID
InsertContext)
-	{
-		CsqInsertIrp(Csq, Irp);
-		return STATUS_PENDING;
-	}
- *
- */
-typedef NTSTATUS (NTAPI *PIO_CSQ_INSERT_IRP_EX) (struct _IO_CSQ *Csq,
-                                                 PIRP Irp,
-                                                 PVOID InsertContext);
-
-/*
  * Function to remove an IRP from the queue.
  *
  * Sample:
@@ -188,7 +176,6 @@
  */
 #define IO_TYPE_CSQ_IRP_CONTEXT 1
 #define IO_TYPE_CSQ 2
-#define IO_TYPE_CSQ_EX 3

/*
  * IO_CSQ - Queue control structure
@@ -213,8 +200,30 @@
    PIO_CSQ Csq;
 } IO_CSQ_IRP_CONTEXT, *PIO_CSQ_IRP_CONTEXT;

+#endif /* IO_TYPE_CSQ_IRP_CONTEXT */

+/* See IO_TYPE_CSQ_* above */
+#define IO_TYPE_CSQ_EX 3
+
 /*
+ * Function to insert an IRP into the queue with extended context
information.
+ * This is useful if you need to be able to de-queue particular IRPs
more
+ * easily in some cases.
+ *
+ * Same deal as above; sample implementation:
+ *
+	NTSTATUS NTAPI CsqInsertIrpEx(PIO_CSQ Csq, PIRP Irp, PVOID
InsertContext)
+	{
+		CsqInsertIrp(Csq, Irp);
+		return STATUS_PENDING;
+	}
+ *
+ */
+typedef NTSTATUS (NTAPI *PIO_CSQ_INSERT_IRP_EX) (struct _IO_CSQ *Csq,
+                                                 PIRP Irp,
+                                                 PVOID InsertContext);
+
+/*
  * CANCEL-SAFE QUEUE DDIs
  *
  * These device driver interfaces are called to make use of the queue.
Again,