Merge remote-tracking branch 'whot/for-keith'

8 files changed, 43 insertions, 17 deletions

diff --git a/include/dix.h b/include/dix.h
index 2d8d315c5..272fd4161 100644
--- a/include/dix.h
+++ b/include/dix.h
@@ -400,6 +400,11 @@ extern int DeliverDeviceEvents(
     WindowPtr /* stopAt */,
     DeviceIntPtr /* dev */);
 
+extern int DeliverOneGrabbedEvent(
+    InternalEvent* /* event*/,
+    DeviceIntPtr /* dev */,
+    enum InputLevel /* level */);
+
 extern void InitializeSprite(
     DeviceIntPtr /* pDev */,
     WindowPtr    /* pWin */);
diff --git a/include/dixgrabs.h b/include/dixgrabs.h
index 65ff45d1d..4dd5eae6d 100644
--- a/include/dixgrabs.h
+++ b/include/dixgrabs.h
@@ -40,7 +40,7 @@ extern GrabPtr CreateGrab(
 	DeviceIntPtr /* device */,
 	DeviceIntPtr /* modDevice */,
 	WindowPtr /* window */,
-        GrabType /* grabtype */,
+        enum InputLevel /* grabtype */,
         GrabMask * /* mask */,
         struct _GrabParameters * /* param */,
 	int /* type */,
@@ -64,4 +64,6 @@ extern _X_EXPORT int AddPassiveGrabToList(
 extern _X_EXPORT Bool DeletePassiveGrabFromList(
 	GrabPtr /* pMinuendGrab */);
 
+extern Bool GrabIsPointerGrab(GrabPtr grab);
+extern Bool GrabIsKeyboardGrab(GrabPtr grab);
 #endif /* DIXGRABS_H */
diff --git a/include/eventconvert.h b/include/eventconvert.h
index b000abc4b..571a51109 100644
--- a/include/eventconvert.h
+++ b/include/eventconvert.h
@@ -27,14 +27,15 @@
 #include <X11/extensions/XIproto.h>
 #include "input.h"
 #include "events.h"
+#include "eventstr.h"
 
 #define FP1616(integral, frac) ((integral) * (1 << 16) + (frac) * (1 << 16))
 
 _X_EXPORT int EventToCore(InternalEvent *event, xEvent **core, int *count);
 _X_EXPORT int EventToXI(InternalEvent *ev, xEvent **xi, int *count);
 _X_EXPORT int EventToXI2(InternalEvent *ev, xEvent **xi);
-_X_INTERNAL int GetCoreType(InternalEvent* ev);
-_X_INTERNAL int GetXIType(InternalEvent* ev);
-_X_INTERNAL int GetXI2Type(InternalEvent* ev);
+_X_INTERNAL int GetCoreType(enum EventType type);
+_X_INTERNAL int GetXIType(enum EventType type);
+_X_INTERNAL int GetXI2Type(enum EventType type);
 
 #endif /* _EVENTCONVERT_H_ */
diff --git a/include/exevents.h b/include/exevents.h
index 12ea37885..0ab04f525 100644
--- a/include/exevents.h
+++ b/include/exevents.h
@@ -159,7 +159,7 @@ typedef struct _XIClientRec {
 
 
 typedef struct _GrabParameters {
-    int                 grabtype;               /* GRABTYPE_CORE, etc. */
+    int                 grabtype;               /* CORE, etc. */
     unsigned int        ownerEvents;
     unsigned int        this_device_mode;
     unsigned int        other_devices_mode;
@@ -200,7 +200,7 @@ GrabButton(
 	DeviceIntPtr           /* modifier_device */,
 	int                    /* button */,
         GrabParameters*        /* param */,
-        GrabType               /* grabtype */,
+        enum InputLevel        /* grabtype */,
 	GrabMask*              /* eventMask */);
 
 extern int
@@ -210,7 +210,7 @@ GrabKey(
 	DeviceIntPtr           /* modifier_device */,
 	int                    /* key */,
         GrabParameters*        /* param */,
-        GrabType               /* grabtype */,
+        enum InputLevel        /* grabtype */,
 	GrabMask*              /* eventMask */);
 
 extern int
diff --git a/include/input.h b/include/input.h
index 8b0c18e70..bd12f6829 100644
--- a/include/input.h
+++ b/include/input.h
@@ -57,6 +57,7 @@ SOFTWARE.
 #include "xkbrules.h"
 #include "events.h"
 #include "list.h"
+#include <X11/extensions/XI2.h>
 
 #define DEVICE_INIT	0
 #define DEVICE_ON	1
@@ -101,6 +102,12 @@ SOFTWARE.
 #define RevertToFollowKeyboard	3
 #endif
 
+enum InputLevel {
+    CORE,
+    XI,
+    XI2,
+};
+
 typedef unsigned long Leds;
 typedef struct _OtherClients *OtherClientsPtr;
 typedef struct _InputClients *InputClientsPtr;
@@ -537,14 +544,16 @@ extern _X_EXPORT void FreeInputAttributes(InputAttributes *attrs);
 extern Mask GetEventMask(DeviceIntPtr dev, xEvent* ev, InputClientsPtr clients);
 extern Mask GetEventFilter(DeviceIntPtr dev, xEvent *event);
 extern Bool WindowXI2MaskIsset(DeviceIntPtr dev, WindowPtr win, xEvent* ev);
+extern int GetXI2MaskByte(XI2Mask *mask, DeviceIntPtr dev, int event_type);
 void FixUpEventFromWindow(SpritePtr pSprite,
                           xEvent *xE,
                           WindowPtr pWin,
                           Window child,
                           Bool calcChild);
 extern WindowPtr XYToWindow(SpritePtr pSprite, int x, int y);
-extern int EventIsDeliverable(DeviceIntPtr dev, InternalEvent* event,
-                              WindowPtr win);
+extern int EventIsDeliverable(DeviceIntPtr dev, int evtype, WindowPtr win);
+extern Bool ActivatePassiveGrab(DeviceIntPtr dev, GrabPtr grab,
+                                InternalEvent *ev);
 /**
  * Masks specifying the type of event to deliver for an InternalEvent; used
  * by EventIsDeliverable.
@@ -557,6 +566,13 @@ extern int EventIsDeliverable(DeviceIntPtr dev, InternalEvent* event,
 #define EVENT_XI2_MASK                (1 << 3) /**< XI2 mask set on window */
 /* @} */
 
+enum EventDeliveryState {
+    EVENT_DELIVERED,     /**< Event has been delivered to a client  */
+    EVENT_NOT_DELIVERED, /**< Event was not delivered to any client */
+    EVENT_SKIP,          /**< Event can be discarded by the caller  */
+    EVENT_REJECTED,      /**< Event was rejected for delivery to the client */
+};
+
 /* Implemented by the DDX. */
 extern _X_EXPORT int NewInputDeviceRequest(
     InputOption *options,
diff --git a/include/inputstr.h b/include/inputstr.h
index 5634f3cfc..5aae1b512 100644
--- a/include/inputstr.h
+++ b/include/inputstr.h
@@ -57,7 +57,7 @@ SOFTWARE.
 #include "geext.h"
 #include "privates.h"
 
-#define BitIsOn(ptr, bit) (!!(((BYTE *) (ptr))[(bit)>>3] & (1 << ((bit) & 7))))
+#define BitIsOn(ptr, bit) (!!(((const BYTE *) (ptr))[(bit)>>3] & (1 << ((bit) & 7))))
 #define SetBit(ptr, bit)  (((BYTE *) (ptr))[(bit)>>3] |= (1 << ((bit) & 7)))
 #define ClearBit(ptr, bit) (((BYTE *)(ptr))[(bit)>>3] &= ~(1 << ((bit) & 7)))
 extern _X_EXPORT int CountBits(const uint8_t *mask, int len);
@@ -167,12 +167,6 @@ typedef struct _DetailRec {		/* Grab details may be bit masks */
     Mask                *pMask;
 } DetailRec;
 
-typedef enum {
-    GRABTYPE_CORE,
-    GRABTYPE_XI,
-    GRABTYPE_XI2
-} GrabType;
-
 union _GrabMask {
     Mask core;
     Mask xi;
@@ -200,7 +194,7 @@ typedef struct _GrabRec {
     unsigned		ownerEvents:1;
     unsigned		keyboardMode:1;
     unsigned		pointerMode:1;
-    GrabType		grabtype;
+    enum InputLevel	grabtype;
     CARD8		type;		/* event type */
     DetailRec		modifiersDetail;
     DeviceIntPtr	modifierDevice;
diff --git a/include/inpututils.h b/include/inpututils.h
index 5f9dfecc3..9e22c5a28 100644
--- a/include/inpututils.h
+++ b/include/inpututils.h
@@ -32,6 +32,8 @@
 #include "input.h"
 #include <X11/extensions/XI2proto.h>
 
+extern Mask event_filters[MAXDEVICES][MAXEVENTS];
+
 struct _ValuatorMask {
     int8_t      last_bit; /* highest bit set in mask */
     uint8_t     mask[(MAX_VALUATORS + 7)/8];
@@ -40,6 +42,10 @@ struct _ValuatorMask {
 
 extern void verify_internal_event(const InternalEvent *ev);
 extern void init_device_event(DeviceEvent *event, DeviceIntPtr dev, Time ms);
+extern int event_get_corestate(DeviceIntPtr mouse, DeviceIntPtr kbd);
+extern void event_set_state(DeviceIntPtr mouse, DeviceIntPtr kbd, DeviceEvent *event);
+extern Mask event_get_filter_from_type(DeviceIntPtr dev, int evtype);
+extern Mask event_get_filter_from_xi2type(int evtype);
 
 FP3232 double_to_fp3232(double in);
 FP1616 double_to_fp1616(double in);
diff --git a/include/misc.h b/include/misc.h
index d9811ca60..09f928a50 100644
--- a/include/misc.h
+++ b/include/misc.h
@@ -89,6 +89,8 @@ OF THIS SOFTWARE.
 #define MAXFORMATS	8
 #define MAXDEVICES	40 /* input devices */
 
+/* 128 event opcodes for core + extension events, excluding GE */
+#define MAXEVENTS       128
 #define EXTENSION_EVENT_BASE 64
 #define EXTENSION_BASE 128