xserver git update 4/5/2010

10 files changed, 158 insertions, 51 deletions

diff --git a/xorg-server/include/Makefile.am b/xorg-server/include/Makefile.am
index eddc86cb3..e76de05c3 100644
--- a/xorg-server/include/Makefile.am
+++ b/xorg-server/include/Makefile.am
@@ -3,6 +3,7 @@ sdk_HEADERS =		\
 	XIstubs.h	\
 	bstore.h	\
 	bstorestr.h	\
+	callback.h	\
 	closestr.h	\
 	closure.h	\
 	colormap.h	\
diff --git a/xorg-server/include/callback.h b/xorg-server/include/callback.h
new file mode 100644
index 000000000..632ed4f32
--- /dev/null
+++ b/xorg-server/include/callback.h
@@ -0,0 +1,87 @@
+/***********************************************************
+
+Copyright 1987, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+                        All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifndef CALLBACK_H
+#define CALLBACK_H
+
+#include <X11/X.h>	/* for GContext, Mask */
+#include <X11/Xdefs.h>	/* for Bool */
+#include <X11/Xproto.h>
+#include <X11/Xfuncproto.h>
+
+/*
+ *  callback manager stuff
+ */
+
+#ifndef _XTYPEDEF_CALLBACKLISTPTR
+typedef struct _CallbackList *CallbackListPtr; /* also in misc.h */
+#define _XTYPEDEF_CALLBACKLISTPTR
+#endif
+
+typedef void (*CallbackProcPtr) (
+    CallbackListPtr *, pointer, pointer);
+
+extern _X_EXPORT Bool AddCallback(
+    CallbackListPtr * /*pcbl*/,
+    CallbackProcPtr /*callback*/,
+    pointer /*data*/);
+
+extern _X_EXPORT Bool DeleteCallback(
+    CallbackListPtr * /*pcbl*/,
+    CallbackProcPtr /*callback*/,
+    pointer /*data*/);
+
+extern _X_EXPORT void CallCallbacks(
+    CallbackListPtr * /*pcbl*/,
+    pointer /*call_data*/);
+
+extern _X_EXPORT void DeleteCallbackList(
+    CallbackListPtr * /*pcbl*/);
+
+extern _X_EXPORT void InitCallbackManager(void);
+
+#endif /* CALLBACK_H */
diff --git a/xorg-server/include/dix.h b/xorg-server/include/dix.h
index 6505fd02f..dc86257fb 100644
--- a/xorg-server/include/dix.h
+++ b/xorg-server/include/dix.h
@@ -48,6 +48,7 @@ SOFTWARE.
 #ifndef DIX_H
 #define DIX_H
 
+#include "callback.h"
 #include "gc.h"
 #include "window.h"
 #include "input.h"
@@ -512,36 +513,6 @@ ScreenRestructured (ScreenPtr pScreen);
 
 extern _X_EXPORT int ffs(int i);
 
-/*
- *  callback manager stuff
- */
-
-#ifndef _XTYPEDEF_CALLBACKLISTPTR
-typedef struct _CallbackList *CallbackListPtr; /* also in misc.h */
-#define _XTYPEDEF_CALLBACKLISTPTR
-#endif
-
-typedef void (*CallbackProcPtr) (
-    CallbackListPtr *, pointer, pointer);
-
-extern _X_EXPORT Bool AddCallback(
-    CallbackListPtr * /*pcbl*/,
-    CallbackProcPtr /*callback*/,
-    pointer /*data*/);
-
-extern _X_EXPORT Bool DeleteCallback(
-    CallbackListPtr * /*pcbl*/,
-    CallbackProcPtr /*callback*/,
-    pointer /*data*/);
-
-extern _X_EXPORT void CallCallbacks(
-    CallbackListPtr * /*pcbl*/,
-    pointer /*call_data*/);
-
-extern _X_EXPORT void DeleteCallbackList(
-    CallbackListPtr * /*pcbl*/);
-
-extern _X_EXPORT void InitCallbackManager(void);
 
 /*
  *  ServerGrabCallback stuff
diff --git a/xorg-server/include/dixstruct.h b/xorg-server/include/dixstruct.h
index 696b793ff..5b1a6981d 100644
--- a/xorg-server/include/dixstruct.h
+++ b/xorg-server/include/dixstruct.h
@@ -85,7 +85,6 @@ typedef struct _Window *SaveSetElt;
 #define SaveSetAssignMap(ss,m)
 #endif
 
-/* The unused_ members are ABI spacing.  Please reuse them. */
 typedef struct _Client {
     int         index;
     Mask        clientAsMask;
@@ -101,7 +100,6 @@ typedef struct _Client {
 					 * killed */
     SaveSetElt	*saveSet;
     int         numSaved;
-    void	*unused_screenPrivate[16];
     int         (**requestVector) (
 		ClientPtr /* pClient */);
     CARD32	req_len;		/* length of current request */
@@ -116,8 +114,6 @@ typedef struct _Client {
     KeyCode		minKC,maxKC;
 
     unsigned long replyBytesRemaining;
-    void *unused_appgroup;
-    void *unused_fontResFunc;
     int	    smart_priority;
     long    smart_start_tick;
     long    smart_stop_tick;
diff --git a/xorg-server/include/inputstr.h b/xorg-server/include/inputstr.h
index de4026cb7..6da3f38e4 100644
--- a/xorg-server/include/inputstr.h
+++ b/xorg-server/include/inputstr.h
@@ -514,8 +514,9 @@ typedef struct _DeviceIntRec {
     LedFeedbackPtr	leds;
     struct _XkbInterest *xkb_interest;
     char                *config_info; /* used by the hotplug layer */
+    ClassesPtr		unused_classes; /* for master devices */
+    int			saved_master_id;	/* for slaves while grabbed */
     PrivateRec		*devPrivates;
-    int			nPrivates;
     DeviceUnwrapProc    unwrapProc;
     SpriteInfoPtr       spriteInfo;
     union {
diff --git a/xorg-server/include/misc.h b/xorg-server/include/misc.h
index 62d813e0c..c7add253e 100644
--- a/xorg-server/include/misc.h
+++ b/xorg-server/include/misc.h
@@ -100,6 +100,12 @@ typedef unsigned long ATOM;
 #define FALSE 0
 #endif
 
+#ifdef __GNUC__
+#define X_DEPRECATED __attribute__((deprecated))
+#else
+#define X_DEPRECATED
+#endif
+
 #ifndef _XTYPEDEF_CALLBACKLISTPTR
 typedef struct _CallbackList *CallbackListPtr; /* also in dix.h */
 #define _XTYPEDEF_CALLBACKLISTPTR
diff --git a/xorg-server/include/privates.h b/xorg-server/include/privates.h
index 3c5c32175..e6f788de1 100644
--- a/xorg-server/include/privates.h
+++ b/xorg-server/include/privates.h
@@ -24,32 +24,71 @@ struct _Private;
 typedef struct _Private PrivateRec;
 
 /*
- * Request pre-allocated private space for your driver/module.
- * Calling this is not necessary if only a pointer by itself is needed.
+ * Request pre-allocated private space for your driver/module.  This function
+ * increases the amount of space allocated automatically when dixLookupPrivate
+ * is called on a PrivateRec that does not yet have a value associated with
+ * 'key'.
+ *
+ * This function will only increase the reserved size: if a size was previously
+ * requested, then dixRequestPrivate causes later calls to dixLookupPrivate to
+ * allocate the maximum of the old size and 'size'.  Requested sizes are reset
+ * to 0 by dixResetPrivates, which is called before each server generation.
+ *
+ * If dixRequestPrivate is not called with a nonzero size for 'key', then the
+ * module responsible for 'key' must manage the associated pointer itself with
+ * dixSetPrivate.
+ *
+ * dixRequestPrivate returns FALSE if it cannot store the requested size.
  */
 extern _X_EXPORT int
 dixRequestPrivate(const DevPrivateKey key, unsigned size);
 
 /*
- * Allocates a new private and attaches it to an existing object.
+ * Allocates space for an association of 'key' with a value in 'privates'.
+ *
+ * If a nonzero size was requested with dixRequestPrivate, then
+ * dixAllocatePrivate also allocates the requested amount of memory and
+ * associates the pointer to that memory with 'key' in 'privates'.  The
+ * allocated memory is initialized to zero.  This memory can only be freed by
+ * dixFreePrivates.
+ *
+ * If dixRequestPrivate was never called with a nonzero size, then
+ * dixAllocatePrivate associates NULL with 'key' in 'privates'.
+ *
+ * dixAllocatePrivate returns a pointer to the value associated with 'key' in
+ * 'privates', unless a memory allocation fails, in which case it returns NULL.
  */
 extern _X_EXPORT pointer *
 dixAllocatePrivate(PrivateRec **privates, const DevPrivateKey key);
 
 /*
  * Look up a private pointer.
+ *
+ * If no value is currently associated with 'key' in 'privates', then
+ * dixLookupPrivate calls dixAllocatePrivate and returns the resulting
+ * associated value.
+ *
+ * dixLookupPrivate returns NULL if a memory allocation fails.
  */
 extern _X_EXPORT pointer
 dixLookupPrivate(PrivateRec **privates, const DevPrivateKey key);
 
 /*
- * Look up the address of a private pointer.
+ * Look up the address of a private pointer.  If 'key' is not associated with a
+ * value in 'privates', then dixLookupPrivateAddr calls dixAllocatePrivate and
+ * returns a pointer to the resulting associated value.
+ *
+ * dixLookupPrivateAddr returns NULL if 'key' was not previously associated in
+ * 'privates' and a memory allocation fails.
  */
 extern _X_EXPORT pointer *
 dixLookupPrivateAddr(PrivateRec **privates, const DevPrivateKey key);
 
 /*
- * Set a private pointer.
+ * Associate 'val' with 'key' in 'privates' so that later calls to
+ * dixLookupPrivate(privates, key) will return 'val'.
+ *
+ * dixSetPrivate returns FALSE if a memory allocation fails.
  */
 extern _X_EXPORT int
 dixSetPrivate(PrivateRec **privates, const DevPrivateKey key, pointer val);
@@ -63,22 +102,33 @@ typedef struct _PrivateCallback {
     pointer *value;	/* address of private pointer */
 } PrivateCallbackRec;
 
+/*
+ * Register a function to be called when dixAllocPrivate successfully associates
+ * 'key' with a new PrivateRec.
+ */
 extern _X_EXPORT int
 dixRegisterPrivateInitFunc(const DevPrivateKey key, 
 			   CallbackProcPtr callback, pointer userdata);
 
+/*
+ * Register a function to be called when dixFreePrivates unassociates 'key' with
+ * a PrivateRec.
+ */
 extern _X_EXPORT int
 dixRegisterPrivateDeleteFunc(const DevPrivateKey key,
 			     CallbackProcPtr callback, pointer userdata);
 
 /*
- * Frees private data.
+ * Unassociates all keys from 'privates', calls the callbacks registered with
+ * dixRegisterPrivateDeleteFunc, and frees all private data automatically
+ * allocated via dixRequestPrivate.
  */
 extern _X_EXPORT void
 dixFreePrivates(PrivateRec *privates);
 
 /*
- * Resets the subsystem, called from the main loop.
+ * Resets the privates subsystem.  dixResetPrivates is called from the main loop
+ * before each server generation.  This function must only be called by main().
  */
 extern _X_EXPORT int
 dixResetPrivates(void);
diff --git a/xorg-server/include/ptrveloc.h b/xorg-server/include/ptrveloc.h
index 676c46419..6f999a88f 100644
--- a/xorg-server/include/ptrveloc.h
+++ b/xorg-server/include/ptrveloc.h
@@ -62,6 +62,9 @@ typedef struct _MotionTracker {
     int dir;        /* initial direction bitfield */
 } MotionTracker, *MotionTrackerPtr;
 
+/* number of properties for predictable acceleration */
+#define NPROPS_PREDICTABLE_ACCEL 4
+
 /**
  * Contains all data needed to implement mouse ballistics
  */
@@ -88,9 +91,9 @@ typedef struct _DeviceVelocityRec {
     struct {   /* to be able to query this information */
         int     profile_number;
     } statistics;
+    long    prop_handlers[NPROPS_PREDICTABLE_ACCEL];
 } DeviceVelocityRec, *DeviceVelocityPtr;
 
-
 extern _X_EXPORT void
 InitVelocityData(DeviceVelocityPtr vel);
 
diff --git a/xorg-server/include/resource.h b/xorg-server/include/resource.h
index 7948af50e..56450d67a 100644
--- a/xorg-server/include/resource.h
+++ b/xorg-server/include/resource.h
@@ -251,12 +251,6 @@ extern _X_EXPORT RESTYPE TypeMask;
  * Please use the noted replacements instead.
  */
 
-#ifdef __GNUC__
-#define X_DEPRECATED __attribute__((deprecated))
-#else
-#define X_DEPRECATED
-#endif
-
 /* replaced by dixLookupResourceByType */
 extern _X_EXPORT pointer SecurityLookupIDByType(
     ClientPtr client,
diff --git a/xorg-server/include/scrnintstr.h b/xorg-server/include/scrnintstr.h
index c42119d0d..553893677 100644
--- a/xorg-server/include/scrnintstr.h
+++ b/xorg-server/include/scrnintstr.h
@@ -615,10 +615,8 @@ typedef struct _ScreenInfo {
     int		numPixmapFormats;
     PixmapFormatRec
 		formats[MAXFORMATS];
-    int		arraySize;
     int		numScreens;
     ScreenPtr	screens[MAXSCREENS];
-    int		unused;
 } ScreenInfo;
 
 extern _X_EXPORT ScreenInfo screenInfo;