From 08a8995136d78f216bc37f7d9dfd3021b1a127dd Mon Sep 17 00:00:00 2001
From: Ulrich Sibiller <uli42@gmx.de>
Date: Wed, 24 Aug 2016 16:52:58 +0200
Subject: update X.h and Xproto.h because of GenericEvent

---
 nx-X11/include/X.h      |  7 ++----
 nx-X11/include/Xproto.h | 61 +++++++++++++++++++++++++++++++++++++++++--------
 2 files changed, 53 insertions(+), 15 deletions(-)

diff --git a/nx-X11/include/X.h b/nx-X11/include/X.h
index 824398dd4..09c12e8d4 100644
--- a/nx-X11/include/X.h
+++ b/nx-X11/include/X.h
@@ -1,7 +1,3 @@
-/*
- *	$Xorg: X.h,v 1.4 2001/02/09 02:03:22 xorgcvs Exp $
- */
-
 /* Definitions for the X window system likely to be used by applications */
 
 #ifndef X_H
@@ -215,7 +211,8 @@ are reserved in the protocol for errors and replies. */
 #define ColormapNotify		32
 #define ClientMessage		33
 #define MappingNotify		34
-#define LASTEvent		35	/* must be bigger than any event # */
+#define GenericEvent		35
+#define LASTEvent		36	/* must be bigger than any event # */
 
 
 /* Key masks. Used as modifiers to GrabButton and GrabKey, results of QueryPointer,
diff --git a/nx-X11/include/Xproto.h b/nx-X11/include/Xproto.h
index 0f7d1f557..8d05f49ab 100644
--- a/nx-X11/include/Xproto.h
+++ b/nx-X11/include/Xproto.h
@@ -1,7 +1,3 @@
-/*
- *	$Xorg: Xproto.h,v 1.4 2001/02/09 02:03:23 xorgcvs Exp $
- */
-
 /* Definitions for the X window system used by server and c bindings */
 
 /*
@@ -263,10 +259,13 @@ restoring the definitions in X.h.  */
 typedef CARD16 KeyButMask;
 
 /***************** 
-   connection setup structure.  This is followed by
-   numRoots xWindowRoot structs.
+   Connection setup structures.  See Chapter 8: Connection Setup
+   of the X Window System Protocol specification for details.
 *****************/
 
+/* Client initiates handshake with this data, followed by the strings
+ * for the auth protocol & data.
+ */
 typedef struct {
     CARD8	byteOrder;
     BYTE	pad;
@@ -276,6 +275,16 @@ typedef struct {
     CARD16	pad2 B16;
 } xConnClientPrefix;
 
+/* Server response to xConnClientPrefix.
+ *
+ * If success == Success, this is followed by xConnSetup and
+ * numRoots xWindowRoot structs.
+ *
+ * If success == Failure, this is followed by a reason string.
+ *
+ * The protocol also defines a case of success == Authenticate, but
+ * that doesn't seem to have ever been implemented by the X Consortium.
+ */
 typedef struct {
     CARD8          success;
     BYTE           lengthReason; /*num bytes in string following if failure */
@@ -1055,8 +1064,8 @@ typedef struct _xEvent {
 	    BYTE bpad;
         } createNotify;
 /*
- * The event feilds in the structures for DestroyNotify, UnmapNotify,
- * MapNotify, ReparentNotify, ConfigureNotify, CirclulateNotify, GravityNotify,
+ * The event fields in the structures for DestroyNotify, UnmapNotify,
+ * MapNotify, ReparentNotify, ConfigureNotify, CirculateNotify, GravityNotify,
  * must be at the same offset because server internal code is depending upon
  * this to patch up the events before they are delivered.
  * Also note that MapRequest, ConfigureRequest and CirculateRequest have
@@ -1118,7 +1127,7 @@ typedef struct _xEvent {
 	} resizeRequest;
 	struct {
 /* The event field in the circulate record is really the parent when this
-   is used as a CirculateRequest insteaad of a CircluateNotify */
+   is used as a CirculateRequest instead of a CirculateNotify */
             CARD32 pad00 B32;
 	    Window event B32, window B32, parent B32;
 	    BYTE place;			/* Top or Bottom */
@@ -1204,6 +1213,38 @@ typedef struct _xEvent {
     } u;
 } xEvent;
 
+/*********************************************************
+ *
+ * Generic event
+ * 
+ * Those events are not part of the core protocol spec and can be used by
+ * various extensions.
+ * type is always GenericEvent
+ * extension is the minor opcode of the extension the event belongs to.
+ * evtype is the actual event type, unique __per extension__. 
+ *
+ * GenericEvents can be longer than 32 bytes, with the length field
+ * specifying the number of 4 byte blocks after the first 32 bytes. 
+ *
+ *
+ */
+typedef struct 
+{
+    BYTE    type;
+    CARD8   extension;
+    CARD16  sequenceNumber B16;
+    CARD32  length B32;
+    CARD16  evtype B16;
+    CARD16  pad2 B16;
+    CARD32  pad3 B32;
+    CARD32  pad4 B32;
+    CARD32  pad5 B32;
+    CARD32  pad6 B32;
+    CARD32  pad7 B32;
+} xGenericEvent;
+
+
+
 /* KeymapNotify events are not included in the above union because they
    are different from all other events: they do not have a "detail"
    or "sequenceNumber", so there is room for a 248-bit key mask. */
@@ -1705,7 +1746,7 @@ typedef struct {
     CARD32 planeMask B32;
 } xGetImageReq;    
 
-/* the folloiwng used by PolyText8 and PolyText16 */
+/* the following used by PolyText8 and PolyText16 */
 
 typedef struct {
     CARD8 reqType;
-- 
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