xserver git update 15/5/2010

1 files changed, 292 insertions, 298 deletions

diff --git a/xorg-server/include/misc.h b/xorg-server/include/misc.h
index c7add253e..6cc29c024 100644
--- a/xorg-server/include/misc.h
+++ b/xorg-server/include/misc.h
@@ -1,298 +1,292 @@
-/***********************************************************
-
-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.
-
-Copyright 1992, 1993 Data General Corporation;
-Copyright 1992, 1993 OMRON Corporation  
-
-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, and that
-neither the name OMRON or DATA GENERAL be used in advertising or publicity
-pertaining to distribution of the software without specific, written prior
-permission of the party whose name is to be used.  Neither OMRON or 
-DATA GENERAL make any representation about the suitability of this software
-for any purpose.  It is provided "as is" without express or implied warranty.  
-
-OMRON AND DATA GENERAL EACH DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
-SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
-IN NO EVENT SHALL OMRON OR DATA GENERAL 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 MISC_H
-#define MISC_H 1
-/*
- *  X internal definitions 
- *
- */
-
-#include <X11/Xosdefs.h>
-#include <X11/Xfuncproto.h>
-#include <X11/Xmd.h>
-#include <X11/X.h>
-#include <X11/Xdefs.h>
-
-#include <stddef.h>
-
-#ifndef MAXSCREENS
-#define MAXSCREENS	16
-#endif
-#define MAXCLIENTS	256
-#define MAXEXTENSIONS   128
-#define MAXFORMATS	8
-#define MAXDEVICES	40 /* input devices */
-
-#define EXTENSION_EVENT_BASE 64
-#define EXTENSION_BASE 128
-
-typedef unsigned long PIXEL;
-typedef unsigned long ATOM;
-
-
-#ifndef TRUE
-#define TRUE 1
-#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
-#endif
-
-typedef struct _xReq *xReqPtr;
-
-#include "os.h" 	/* for ALLOCATE_LOCAL and DEALLOCATE_LOCAL */
-#include <X11/Xfuncs.h> /* for bcopy, bzero, and bcmp */
-
-#define NullBox ((BoxPtr)0)
-#define MILLI_PER_MIN (1000 * 60)
-#define MILLI_PER_SECOND (1000)
-
-    /* this next is used with None and ParentRelative to tell
-       PaintWin() what to use to paint the background. Also used
-       in the macro IS_VALID_PIXMAP */
-
-#define USE_BACKGROUND_PIXEL 3
-#define USE_BORDER_PIXEL 3
-
-
-/* byte swap a 32-bit literal */
-#define lswapl(x) ((((x) & 0xff) << 24) |\
-		   (((x) & 0xff00) << 8) |\
-		   (((x) & 0xff0000) >> 8) |\
-		   (((x) >> 24) & 0xff))
-
-/* byte swap a short literal */
-#define lswaps(x) ((((x) & 0xff) << 8) | (((x) >> 8) & 0xff))
-
-#undef min
-#undef max
-
-#define min(a, b) (((a) < (b)) ? (a) : (b))
-#define max(a, b) (((a) > (b)) ? (a) : (b))
-/* abs() is a function, not a macro; include the file declaring
- * it in case we haven't done that yet.
- */
-#include <stdlib.h>
-#ifndef Fabs
-#define Fabs(a) ((a) > 0.0 ? (a) : -(a))	/* floating absolute value */
-#endif
-#define sign(x) ((x) < 0 ? -1 : ((x) > 0 ? 1 : 0))
-/* this assumes b > 0 */
-#define modulus(a, b, d)    if (((d) = (a) % (b)) < 0) (d) += (b)
-/*
- * return the least significant bit in x which is set
- *
- * This works on 1's complement and 2's complement machines.
- * If you care about the extra instruction on 2's complement
- * machines, change to ((x) & (-(x)))
- */
-#define lowbit(x) ((x) & (~(x) + 1))
-
-/* XXX Not for modules */
-#include <limits.h>
-#if !defined(MAXSHORT) || !defined(MINSHORT) || \
-    !defined(MAXINT) || !defined(MININT)
-/*
- * Some implementations #define these through <math.h>, so preclude
- * #include'ing it later.
- */
-
-#include <math.h>
-#undef MAXSHORT
-#define MAXSHORT SHRT_MAX
-#undef MINSHORT
-#define MINSHORT SHRT_MIN
-#undef MAXINT
-#define MAXINT INT_MAX
-#undef MININT
-#define MININT INT_MIN
-
-#include <assert.h>
-#include <ctype.h>
-#include <stdio.h>     /* for fopen, etc... */
-
-#endif
-
-/**
- * Calculate the number of bytes needed to hold bits.
- * @param bits The minimum number of bits needed.
- * @return The number of bytes needed to hold bits.
- */
-static inline int
-bits_to_bytes(const int bits) {
-    return ((bits + 7) >> 3);
-}
-/**
- * Calculate the number of 4-byte units needed to hold the given number of
- * bytes.
- * @param bytes The minimum number of bytes needed.
- * @return The number of 4-byte units needed to hold bytes.
- */
-static inline int
-bytes_to_int32(const int bytes) {
-    return (((bytes) + 3) >> 2);
-}
-
-/**
- * Calculate the number of bytes (in multiples of 4) needed to hold bytes.
- * @param bytes The minimum number of bytes needed.
- * @return The closest multiple of 4 that is equal or higher than bytes.
- */
-static inline int
-pad_to_int32(const int bytes) {
-    return (((bytes) + 3) & ~3);
-}
-
-extern char**
-xstrtokenize(const char *str, const char* separators);
-
-/* some macros to help swap requests, replies, and events */
-
-#define LengthRestB(stuff) \
-    ((client->req_len << 2) - sizeof(*stuff))
-
-#define LengthRestS(stuff) \
-    ((client->req_len << 1) - (sizeof(*stuff) >> 1))
-
-#define LengthRestL(stuff) \
-    (client->req_len - (sizeof(*stuff) >> 2))
-
-#define SwapRestS(stuff) \
-    SwapShorts((short *)(stuff + 1), LengthRestS(stuff))
-
-#define SwapRestL(stuff) \
-    SwapLongs((CARD32 *)(stuff + 1), LengthRestL(stuff))
-
-/* byte swap a 32-bit value */
-#define swapl(x, n) { \
-		 n = ((char *) (x))[0];\
-		 ((char *) (x))[0] = ((char *) (x))[3];\
-		 ((char *) (x))[3] = n;\
-		 n = ((char *) (x))[1];\
-		 ((char *) (x))[1] = ((char *) (x))[2];\
-		 ((char *) (x))[2] = n; }
-
-/* byte swap a short */
-#define swaps(x, n) { \
-		 n = ((char *) (x))[0];\
-		 ((char *) (x))[0] = ((char *) (x))[1];\
-		 ((char *) (x))[1] = n; }
-
-/* copy 32-bit value from src to dst byteswapping on the way */
-#define cpswapl(src, dst) { \
-                 ((char *)&(dst))[0] = ((char *) &(src))[3];\
-                 ((char *)&(dst))[1] = ((char *) &(src))[2];\
-                 ((char *)&(dst))[2] = ((char *) &(src))[1];\
-                 ((char *)&(dst))[3] = ((char *) &(src))[0]; }
-
-/* copy short from src to dst byteswapping on the way */
-#define cpswaps(src, dst) { \
-		 ((char *) &(dst))[0] = ((char *) &(src))[1];\
-		 ((char *) &(dst))[1] = ((char *) &(src))[0]; }
-
-extern _X_EXPORT void SwapLongs(
-    CARD32 *list,
-    unsigned long count);
-
-extern _X_EXPORT void SwapShorts(
-    short *list,
-    unsigned long count);
-
-extern _X_EXPORT void MakePredeclaredAtoms(void);
-
-extern _X_EXPORT int Ones(
-    unsigned long /*mask*/);
-
-typedef struct _xPoint *DDXPointPtr;
-typedef struct pixman_box16 *BoxPtr;
-typedef struct _xEvent *xEventPtr;
-typedef struct _xRectangle *xRectanglePtr;
-typedef struct _GrabRec *GrabPtr;
-
-/*  typedefs from other places - duplicated here to minimize the amount
- *  of unnecessary junk that one would normally have to include to get
- *  these symbols defined
- */
-
-#ifndef _XTYPEDEF_CHARINFOPTR
-typedef struct _CharInfo *CharInfoPtr; /* also in fonts/include/font.h */
-#define _XTYPEDEF_CHARINFOPTR
-#endif
-
-extern _X_EXPORT unsigned long globalSerialNumber;
-extern _X_EXPORT unsigned long serverGeneration;
-
-#endif /* MISC_H */
+/***********************************************************

+

+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.

+

+Copyright 1992, 1993 Data General Corporation;

+Copyright 1992, 1993 OMRON Corporation  

+

+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, and that

+neither the name OMRON or DATA GENERAL be used in advertising or publicity

+pertaining to distribution of the software without specific, written prior

+permission of the party whose name is to be used.  Neither OMRON or 

+DATA GENERAL make any representation about the suitability of this software

+for any purpose.  It is provided "as is" without express or implied warranty.  

+

+OMRON AND DATA GENERAL EACH DISCLAIM ALL WARRANTIES WITH REGARD TO THIS

+SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,

+IN NO EVENT SHALL OMRON OR DATA GENERAL 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 MISC_H

+#define MISC_H 1

+/*

+ *  X internal definitions 

+ *

+ */

+

+#include <X11/Xosdefs.h>

+#include <X11/Xfuncproto.h>

+#include <X11/Xmd.h>

+#include <X11/X.h>

+#include <X11/Xdefs.h>

+

+#include <stddef.h>

+

+#ifndef MAXSCREENS

+#define MAXSCREENS	16

+#endif

+#define MAXCLIENTS	256

+#define MAXEXTENSIONS   128

+#define MAXFORMATS	8

+#define MAXDEVICES	40 /* input devices */

+

+#define EXTENSION_EVENT_BASE 64

+#define EXTENSION_BASE 128

+

+typedef unsigned long PIXEL;

+typedef unsigned long ATOM;

+

+

+#ifndef TRUE

+#define TRUE 1

+#define FALSE 0

+#endif

+

+#ifndef _XTYPEDEF_CALLBACKLISTPTR

+typedef struct _CallbackList *CallbackListPtr; /* also in dix.h */

+#define _XTYPEDEF_CALLBACKLISTPTR

+#endif

+

+typedef struct _xReq *xReqPtr;

+

+#include "os.h" 	/* for ALLOCATE_LOCAL and DEALLOCATE_LOCAL */

+#include <X11/Xfuncs.h> /* for bcopy, bzero, and bcmp */

+

+#define NullBox ((BoxPtr)0)

+#define MILLI_PER_MIN (1000 * 60)

+#define MILLI_PER_SECOND (1000)

+

+    /* this next is used with None and ParentRelative to tell

+       PaintWin() what to use to paint the background. Also used

+       in the macro IS_VALID_PIXMAP */

+

+#define USE_BACKGROUND_PIXEL 3

+#define USE_BORDER_PIXEL 3

+

+

+/* byte swap a 32-bit literal */

+#define lswapl(x) ((((x) & 0xff) << 24) |\

+		   (((x) & 0xff00) << 8) |\

+		   (((x) & 0xff0000) >> 8) |\

+		   (((x) >> 24) & 0xff))

+

+/* byte swap a short literal */

+#define lswaps(x) ((((x) & 0xff) << 8) | (((x) >> 8) & 0xff))

+

+#undef min

+#undef max

+

+#define min(a, b) (((a) < (b)) ? (a) : (b))

+#define max(a, b) (((a) > (b)) ? (a) : (b))

+/* abs() is a function, not a macro; include the file declaring

+ * it in case we haven't done that yet.

+ */

+#include <stdlib.h>

+#ifndef Fabs

+#define Fabs(a) ((a) > 0.0 ? (a) : -(a))	/* floating absolute value */

+#endif

+#define sign(x) ((x) < 0 ? -1 : ((x) > 0 ? 1 : 0))

+/* this assumes b > 0 */

+#define modulus(a, b, d)    if (((d) = (a) % (b)) < 0) (d) += (b)

+/*

+ * return the least significant bit in x which is set

+ *

+ * This works on 1's complement and 2's complement machines.

+ * If you care about the extra instruction on 2's complement

+ * machines, change to ((x) & (-(x)))

+ */

+#define lowbit(x) ((x) & (~(x) + 1))

+

+/* XXX Not for modules */

+#include <limits.h>

+#if !defined(MAXSHORT) || !defined(MINSHORT) || \

+    !defined(MAXINT) || !defined(MININT)

+/*

+ * Some implementations #define these through <math.h>, so preclude

+ * #include'ing it later.

+ */

+

+#include <math.h>

+#undef MAXSHORT

+#define MAXSHORT SHRT_MAX

+#undef MINSHORT

+#define MINSHORT SHRT_MIN

+#undef MAXINT

+#define MAXINT INT_MAX

+#undef MININT

+#define MININT INT_MIN

+

+#include <assert.h>

+#include <ctype.h>

+#include <stdio.h>     /* for fopen, etc... */

+

+#endif

+

+/**

+ * Calculate the number of bytes needed to hold bits.

+ * @param bits The minimum number of bits needed.

+ * @return The number of bytes needed to hold bits.

+ */

+static inline int

+bits_to_bytes(const int bits) {

+    return ((bits + 7) >> 3);

+}

+/**

+ * Calculate the number of 4-byte units needed to hold the given number of

+ * bytes.

+ * @param bytes The minimum number of bytes needed.

+ * @return The number of 4-byte units needed to hold bytes.

+ */

+static inline int

+bytes_to_int32(const int bytes) {

+    return (((bytes) + 3) >> 2);

+}

+

+/**

+ * Calculate the number of bytes (in multiples of 4) needed to hold bytes.

+ * @param bytes The minimum number of bytes needed.

+ * @return The closest multiple of 4 that is equal or higher than bytes.

+ */

+static inline int

+pad_to_int32(const int bytes) {

+    return (((bytes) + 3) & ~3);

+}

+

+extern char**

+xstrtokenize(const char *str, const char* separators);

+

+/* some macros to help swap requests, replies, and events */

+

+#define LengthRestB(stuff) \

+    ((client->req_len << 2) - sizeof(*stuff))

+

+#define LengthRestS(stuff) \

+    ((client->req_len << 1) - (sizeof(*stuff) >> 1))

+

+#define LengthRestL(stuff) \

+    (client->req_len - (sizeof(*stuff) >> 2))

+

+#define SwapRestS(stuff) \

+    SwapShorts((short *)(stuff + 1), LengthRestS(stuff))

+

+#define SwapRestL(stuff) \

+    SwapLongs((CARD32 *)(stuff + 1), LengthRestL(stuff))

+

+/* byte swap a 32-bit value */

+#define swapl(x, n) { \

+		 n = ((char *) (x))[0];\

+		 ((char *) (x))[0] = ((char *) (x))[3];\

+		 ((char *) (x))[3] = n;\

+		 n = ((char *) (x))[1];\

+		 ((char *) (x))[1] = ((char *) (x))[2];\

+		 ((char *) (x))[2] = n; }

+

+/* byte swap a short */

+#define swaps(x, n) { \

+		 n = ((char *) (x))[0];\

+		 ((char *) (x))[0] = ((char *) (x))[1];\

+		 ((char *) (x))[1] = n; }

+

+/* copy 32-bit value from src to dst byteswapping on the way */

+#define cpswapl(src, dst) { \

+                 ((char *)&(dst))[0] = ((char *) &(src))[3];\

+                 ((char *)&(dst))[1] = ((char *) &(src))[2];\

+                 ((char *)&(dst))[2] = ((char *) &(src))[1];\

+                 ((char *)&(dst))[3] = ((char *) &(src))[0]; }

+

+/* copy short from src to dst byteswapping on the way */

+#define cpswaps(src, dst) { \

+		 ((char *) &(dst))[0] = ((char *) &(src))[1];\

+		 ((char *) &(dst))[1] = ((char *) &(src))[0]; }

+

+extern _X_EXPORT void SwapLongs(

+    CARD32 *list,

+    unsigned long count);

+

+extern _X_EXPORT void SwapShorts(

+    short *list,

+    unsigned long count);

+

+extern _X_EXPORT void MakePredeclaredAtoms(void);

+

+extern _X_EXPORT int Ones(

+    unsigned long /*mask*/);

+

+typedef struct _xPoint *DDXPointPtr;

+typedef struct pixman_box16 *BoxPtr;

+typedef struct _xEvent *xEventPtr;

+typedef struct _xRectangle *xRectanglePtr;

+typedef struct _GrabRec *GrabPtr;

+

+/*  typedefs from other places - duplicated here to minimize the amount

+ *  of unnecessary junk that one would normally have to include to get

+ *  these symbols defined

+ */

+

+#ifndef _XTYPEDEF_CHARINFOPTR

+typedef struct _CharInfo *CharInfoPtr; /* also in fonts/include/font.h */

+#define _XTYPEDEF_CHARINFOPTR

+#endif

+

+extern _X_EXPORT unsigned long globalSerialNumber;

+extern _X_EXPORT unsigned long serverGeneration;

+

+#endif /* MISC_H */