New upstream version 3.5.99.27

nx-X11/programs/Xserver/dix/Imakefile

@@ -0,0 +1,138 @@
+NULL =
+
+#include <Server.tmpl>
+
+#if !HasFfs
+FFS_SRC = ffs.c
+FFS_OBJ = ffs.o
+#endif
+
+#if (!(defined(NXAgentServer) && NXAgentServer))
+NXAGENT_SKIP_SRCS =                  \
+                    dispatch.c       \
+                    dixfonts.c       \
+                    events.c         \
+                    glyphcurs.c      \
+                    property.c       \
+                    resource.c       \
+                    window.c         \
+                    $(NULL)
+NXAGENT_SKIP_OBJS =                  \
+                    dispatch.o       \
+                    dixfonts.o       \
+                    events.o         \
+                    glyphcurs.o      \
+                    property.o       \
+                    resource.o       \
+                    window.o         \
+                    $(NULL)
+#endif
+
+
+SRCS =                          \
+       atom.c                   \
+       colormap.c               \
+       cursor.c                 \
+       devices.c                \
+       dixutils.c               \
+       extension.c              \
+       ffs.c                    \
+       gc.c                     \
+       globals.c                \
+       grabs.c                  \
+       main.c                   \
+       region.c                 \
+       swaprep.c                \
+       swapreq.c                \
+       tables.c                 \
+       initatoms.c              \
+       privates.c               \
+       pixmap.c                 \
+       $(NXAGENT_SKIP_SRCS)     \
+       $(FFS_SRC)               \
+       $(NULL)
+
+OBJS =                          \
+       atom.o                   \
+       colormap.o               \
+       cursor.o                 \
+       devices.o                \
+       dixutils.o               \
+       extension.o              \
+       ffs.o                    \
+       gc.o                     \
+       globals.o                \
+       grabs.o                  \
+       main.o                   \
+       region.o                 \
+       swaprep.o                \
+       swapreq.o                \
+       tables.o                 \
+       initatoms.o              \
+       privates.o               \
+       pixmap.o                 \
+       $(NXAGENT_SKIP_OBJS)     \
+       $(FFS_OBJ)               \
+       $(NULL)
+
+    INCLUDES = -I../include \
+               -I$(XINCLUDESRC) \
+               -I$(EXTINCSRC) \
+               -I$(SERVERSRC)/Xext \
+               -I$(SERVERSRC)/lbx \
+               `pkg-config --cflags-only-I pixman-1` \
+               $(NULL)
+
+    LINTLIBS = ../os/llib-los.ln
+
+/*
+ * The following configuration parameters may be set in the appropriate
+ * .macros files or site.def in the directory util/imake.includes/:
+ *
+ *     DefaultFontPath                COMPILEDDEFAULTFONTPATH
+ *
+ * The sample util/imake.includes/Imake.tmpl will provide generic defaults.
+ * The values in site.h are simply a last line of defense and should not be
+ * changed.
+ */
+
+#ifdef DefaultFontPath
+DEFAULTFONTPATH = DefaultFontPath
+SITE_FONT_PATH = -DCOMPILEDDEFAULTFONTPATH=\"$(DEFAULTFONTPATH)\"
+#endif
+
+#ifdef DefaultDisplayClass
+DEFAULTDISPLAYCLASS = DefaultDisplayClass
+   SITE_DISPLAY_CLASS = -DCOMPILEDDISPLAYCLASS=\"$(DEFAULTDISPLAYCLASS)\"
+#endif
+
+#ifdef XVendorString
+VENDORSTRING = XVendorString
+   VENDOR_STRING = -DVENDOR_STRING=\"$(VENDORSTRING)\"
+#endif
+
+#ifdef XVendorRelease
+VENDORRELEASE = XVendorRelease
+   VENDOR_RELEASE = -DVENDOR_RELEASE="$(VENDORRELEASE)"
+#endif
+
+#ifdef DarwinArchitecture
+#if DarwinQuartzSupport
+    QUARTZ_DEFINES = -DDARWIN_WITH_QUARTZ
+#endif
+#endif
+
+SITE_DEFINES = $(SITE_FONT_PATH) $(SITE_DISPLAY_CLASS)
+
+VENDOR_DEFINES = $(VENDOR_STRING) $(VENDOR_RELEASE) $(QUARTZ_DEFINES)
+
+NormalLibraryObjectRule()
+NormalLibraryTarget(dix,$(OBJS))
+
+SpecialCObjectRule(globals,$(ICONFIGFILES),$(SITE_DEFINES) $(EXT_DEFINES))
+SpecialCObjectRule(main,$(ICONFIGFILES),$(VENDOR_DEFINES))
+SpecialCObjectRule(pixmap,$(ICONFIGFILES),$(_NOOP_))
+SpecialCObjectRule(privates,$(ICONFIGFILES),$(_NOOP_))
+SpecialCObjectRule(window,$(ICONFIGFILES),$(QUARTZ_DEFINES))
+
+DependTarget()

nx-X11/programs/Xserver/dix/atom.c

@@ -0,0 +1,212 @@
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xatom.h>
+#include <stdio.h>
+#include <string.h>
+#include "misc.h"
+#include "resource.h"
+#include "dix.h"
+
+#define InitialTableSize 100
+
+typedef struct _Node {
+    struct _Node   *left,   *right;
+    Atom a;
+    unsigned int fingerPrint;
+    const char   *string;
+} NodeRec, *NodePtr;
+
+static Atom lastAtom = None;
+static NodePtr atomRoot = (NodePtr)NULL;
+static unsigned long tableLength;
+static NodePtr *nodeTable;
+
+void FreeAtom(NodePtr patom);
+
+Atom 
+MakeAtom(const char *string, unsigned len, Bool makeit)
+{
+    register    NodePtr * np;
+    unsigned i;
+    int     comp;
+    register unsigned int   fp = 0;
+
+    np = &atomRoot;
+    for (i = 0; i < (len+1)/2; i++)
+    {
+	fp = fp * 27 + string[i];
+	fp = fp * 27 + string[len - 1 - i];
+    }
+    while (*np != (NodePtr) NULL)
+    {
+	if (fp < (*np)->fingerPrint)
+	    np = &((*np)->left);
+	else if (fp > (*np)->fingerPrint)
+	    np = &((*np)->right);
+	else
+	{			       /* now start testing the strings */
+	    comp = strncmp(string, (*np)->string, (int)len);
+	    if ((comp < 0) || ((comp == 0) && (len < strlen((*np)->string))))
+		np = &((*np)->left);
+	    else if (comp > 0)
+		np = &((*np)->right);
+	    else
+		return(*np)->a;
+	    }
+    }
+    if (makeit)
+    {
+	register NodePtr nd;
+
+	nd = (NodePtr) malloc(sizeof(NodeRec));
+	if (!nd)
+	    return BAD_RESOURCE;
+	if (lastAtom < XA_LAST_PREDEFINED)
+	{
+	    nd->string = string;
+	}
+	else
+	{
+	    nd->string = strndup(string, len);
+	    if (!nd->string) {
+		free(nd);
+		return BAD_RESOURCE;
+	    }
+	}
+	if ((lastAtom + 1) >= tableLength) {
+	    NodePtr *table;
+
+	    table = (NodePtr *) realloc(nodeTable,
+					 tableLength * (2 * sizeof(NodePtr)));
+	    if (!table) {
+		if (nd->string != string)
+		     /* nd->string has been strdup'ed */
+		    free((char *)nd->string);
+		free(nd);
+		return BAD_RESOURCE;
+	    }
+	    tableLength <<= 1;
+	    nodeTable = table;
+	}
+	*np = nd;
+	nd->left = nd->right = (NodePtr) NULL;
+	nd->fingerPrint = fp;
+	nd->a = (++lastAtom);
+	*(nodeTable+lastAtom) = nd;
+	return nd->a;
+    }
+    else
+	return None;
+}
+
+Bool
+ValidAtom(Atom atom)
+{
+    return (atom != None) && (atom <= lastAtom);
+}
+
+const char *
+NameForAtom(Atom atom)
+{
+    NodePtr node;
+    if (atom > lastAtom) return 0;
+    if ((node = nodeTable[atom]) == (NodePtr)NULL) return 0;
+    return node->string;
+}
+
+void
+AtomError()
+{
+    FatalError("initializing atoms");
+}
+
+void
+FreeAtom(NodePtr patom)
+{
+    if(patom->left)
+	FreeAtom(patom->left);
+    if(patom->right)
+	FreeAtom(patom->right);
+    if (patom->a > XA_LAST_PREDEFINED)
+	free((char *)patom->string);
+    free(patom);
+}
+
+void
+FreeAllAtoms()
+{
+    if(atomRoot == (NodePtr)NULL)
+	return;
+    FreeAtom(atomRoot);
+    atomRoot = (NodePtr)NULL;
+    free(nodeTable);
+    nodeTable = (NodePtr *)NULL;
+    lastAtom = None;
+}
+
+void
+InitAtoms()
+{
+    FreeAllAtoms();
+    tableLength = InitialTableSize;
+    nodeTable = (NodePtr *)malloc(InitialTableSize*sizeof(NodePtr));
+    if (!nodeTable)
+	AtomError();
+    nodeTable[None] = (NodePtr)NULL;
+    MakePredeclaredAtoms();
+    if (lastAtom != XA_LAST_PREDEFINED)
+	AtomError ();
+}
+
+    

nx-X11/programs/Xserver/dix/buildatoms

@@ -0,0 +1,43 @@
+#!/bin/sh
+hfile=../../../include/Xatom.h
+cfile=initatoms.c
+rm -f $hfile $cfile
+umask 222
+awk '
+BEGIN {
+	hfile = "'$hfile'";
+	cfile = "'$cfile'";
+	hformat = "#define XA_%s ((Atom) %d)\n";
+	printf("#ifndef XATOM_H\n") > hfile;
+	printf("#define XATOM_H 1\n\n") > hfile;
+	printf("/* THIS IS A GENERATED FILE\n") > hfile;
+	printf(" *\n") > hfile;
+	printf(" * Do not change!  Changing this file implies a protocol change!\n") > hfile;
+	printf(" */\n\n") > hfile;
+
+	printf("/* THIS IS A GENERATED FILE\n") > cfile;
+	printf(" *\n") > cfile;
+	printf(" * Do not change!  Changing this file implies a protocol change!\n") > cfile;
+	printf(" */\n\n") > cfile;
+	printf("#include \"X.h\"\n") > cfile;
+	printf("#include \"Xatom.h\"\n") > cfile;
+	printf("#include \"misc.h\"\n") > cfile;
+	printf("#include \"dix.h\"\n") > cfile;
+	printf("void MakePredeclaredAtoms()\n") > cfile;
+	printf("{\n") > cfile;
+
+	}
+
+NF == 2 && $2 == "@" {
+	printf(hformat, $1, ++atomno) > hfile ;
+	printf("    if (MakeAtom(\"%s\", %d, 1) != XA_%s) AtomError();\n", $1, length($1), $1) > cfile ;
+	}
+
+END {
+	printf("\n") > hfile;
+	printf(hformat, "LAST_PREDEFINED", atomno) > hfile ;
+	printf("#endif /* XATOM_H */\n") > hfile;
+	printf("}\n") > cfile ;
+	}
+' BuiltInAtoms
+exit 0

nx-X11/programs/Xserver/dix/cursor.c

@@ -0,0 +1,458 @@
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xmd.h>
+#include "servermd.h"
+#include "scrnintstr.h"
+#include "dixstruct.h"
+#include "cursorstr.h"
+#include "dixfontstr.h"
+#include "opaque.h"
+
+typedef struct _GlyphShare {
+    FontPtr font;
+    unsigned short sourceChar;
+    unsigned short maskChar;
+    CursorBitsPtr bits;
+    struct _GlyphShare *next;
+} GlyphShare, *GlyphSharePtr;
+
+static GlyphSharePtr sharedGlyphs = (GlyphSharePtr)NULL;
+
+#ifdef XFIXES
+static CARD32	cursorSerial;
+#endif
+
+static void
+FreeCursorBits(CursorBitsPtr bits)
+{
+    if (--bits->refcnt > 0)
+	return;
+    free(bits->source);
+    free(bits->mask);
+#ifdef ARGB_CURSOR
+    free(bits->argb);
+#endif
+    if (bits->refcnt == 0)
+    {
+	register GlyphSharePtr *prev, this;
+
+	for (prev = &sharedGlyphs;
+	     (this = *prev) && (this->bits != bits);
+	     prev = &this->next)
+	    ;
+	if (this)
+	{
+	    *prev = this->next;
+	    CloseFont(this->font, (Font)0);
+	    free(this);
+	}
+	free(bits);
+    }
+}
+
+/**
+ * To be called indirectly by DeleteResource; must use exactly two args.
+ *
+ *  \param value must conform to DeleteType
+ */
+int
+FreeCursor(void * value, XID cid)
+{
+    int		nscr;
+    CursorPtr 	pCurs = (CursorPtr)value;
+
+    ScreenPtr	pscr;
+
+    if ( --pCurs->refcnt > 0)
+	return(Success);
+
+    for (nscr = 0; nscr < screenInfo.numScreens; nscr++)
+    {
+	pscr = screenInfo.screens[nscr];
+	(void)( *pscr->UnrealizeCursor)( pscr, pCurs);
+    }
+    FreeCursorBits(pCurs->bits);
+    free( pCurs);
+    return(Success);
+}
+
+
+/*
+ * We check for empty cursors so that we won't have to display them
+ */
+static void
+CheckForEmptyMask(CursorBitsPtr bits)
+{
+    register unsigned char *msk = bits->mask;
+    int n = BitmapBytePad(bits->width) * bits->height;
+
+    bits->emptyMask = FALSE;
+    while(n--) 
+	if(*(msk++) != 0) return;
+#ifdef ARGB_CURSOR
+    if (bits->argb)
+    {
+	CARD32 *argb = bits->argb;
+	n = bits->width * bits->height;
+	while (n--)
+	    if (*argb++ & 0xff000000) return;
+    }
+#endif
+    bits->emptyMask = TRUE;
+}
+
+/**
+ * does nothing about the resource table, just creates the data structure.
+ * does not copy the src and mask bits
+ *
+ *  \param psrcbits  server-defined padding
+ *  \param pmaskbits server-defined padding
+ *  \param argb      no padding
+ */
+CursorPtr 
+AllocCursorARGB(unsigned char *psrcbits, unsigned char *pmaskbits, CARD32 *argb, 
+                CursorMetricPtr cm,
+                unsigned foreRed, unsigned foreGreen, unsigned foreBlue, 
+                unsigned backRed, unsigned backGreen, unsigned backBlue)
+{
+    CursorBitsPtr  bits;
+    CursorPtr 	pCurs;
+    int		nscr;
+    ScreenPtr 	pscr;
+
+    pCurs = (CursorPtr)malloc(sizeof(CursorRec) + sizeof(CursorBits));
+    if (!pCurs)
+    {
+	free(psrcbits);
+	free(pmaskbits);
+	return (CursorPtr)NULL;
+    }
+    bits = (CursorBitsPtr)((char *)pCurs + sizeof(CursorRec));
+    bits->source = psrcbits;
+    bits->mask = pmaskbits;
+#ifdef ARGB_CURSOR
+    bits->argb = argb;
+#endif
+    bits->width = cm->width;
+    bits->height = cm->height;
+    bits->xhot = cm->xhot;
+    bits->yhot = cm->yhot;
+    bits->refcnt = -1;
+    CheckForEmptyMask(bits);
+
+    pCurs->bits = bits;
+    pCurs->refcnt = 1;		
+#ifdef XFIXES
+    pCurs->serialNumber = ++cursorSerial;
+    pCurs->name = None;
+#endif
+
+    pCurs->foreRed = foreRed;
+    pCurs->foreGreen = foreGreen;
+    pCurs->foreBlue = foreBlue;
+
+    pCurs->backRed = backRed;
+    pCurs->backGreen = backGreen;
+    pCurs->backBlue = backBlue;
+
+    /*
+     * realize the cursor for every screen
+     */
+    for (nscr = 0; nscr < screenInfo.numScreens; nscr++)
+    {
+	pscr = screenInfo.screens[nscr];
+        if (!( *pscr->RealizeCursor)( pscr, pCurs))
+	{
+	    while (--nscr >= 0)
+	    {
+		pscr = screenInfo.screens[nscr];
+		( *pscr->UnrealizeCursor)( pscr, pCurs);
+	    }
+	    FreeCursorBits(bits);
+	    free(pCurs);
+	    return (CursorPtr)NULL;
+	}
+    }
+    return pCurs;
+}
+
+/**
+ *
+ * \param psrcbits   server-defined padding
+ * \param pmaskbits  server-defined padding
+ */
+CursorPtr 
+AllocCursor(unsigned char *psrcbits, unsigned char *pmaskbits, 
+            CursorMetricPtr cm,
+            unsigned foreRed, unsigned foreGreen, unsigned foreBlue,
+            unsigned backRed, unsigned backGreen, unsigned backBlue)
+{
+    return AllocCursorARGB (psrcbits, pmaskbits, (CARD32 *) 0, cm,
+			    foreRed, foreGreen, foreBlue,
+			    backRed, backGreen, backBlue);
+}
+
+int
+AllocGlyphCursor(Font source, unsigned sourceChar, Font mask, unsigned maskChar,
+                unsigned foreRed, unsigned foreGreen, unsigned foreBlue, 
+                unsigned backRed, unsigned backGreen, unsigned backBlue,
+                CursorPtr *ppCurs, ClientPtr client)
+{
+    FontPtr  sourcefont, maskfont;
+    unsigned char   *srcbits;
+    unsigned char   *mskbits;
+    CursorMetricRec cm;
+    int res;
+    CursorBitsPtr  bits;
+    CursorPtr 	pCurs;
+    int		nscr;
+    ScreenPtr 	pscr;
+    GlyphSharePtr pShare;
+
+    sourcefont = (FontPtr) SecurityLookupIDByType(client, source, RT_FONT,
+						  DixReadAccess);
+    maskfont = (FontPtr) SecurityLookupIDByType(client, mask, RT_FONT,
+						DixReadAccess);
+
+    if (!sourcefont)
+    {
+	client->errorValue = source;
+	return(BadFont);
+    }
+    if (!maskfont && (mask != None))
+    {
+	client->errorValue = mask;
+	return(BadFont);
+    }
+    if (sourcefont != maskfont)
+	pShare = (GlyphSharePtr)NULL;
+    else
+    {
+	for (pShare = sharedGlyphs;
+	     pShare &&
+	     ((pShare->font != sourcefont) ||
+	      (pShare->sourceChar != sourceChar) ||
+	      (pShare->maskChar != maskChar));
+	     pShare = pShare->next)
+	    ;
+    }
+    if (pShare)
+    {
+	pCurs = (CursorPtr)malloc(sizeof(CursorRec));
+	if (!pCurs)
+	    return BadAlloc;
+	bits = pShare->bits;
+	bits->refcnt++;
+    }
+    else
+    {
+	if (!CursorMetricsFromGlyph(sourcefont, sourceChar, &cm))
+	{
+	    client->errorValue = sourceChar;
+	    return BadValue;
+	}
+	if (!maskfont)
+	{
+	    register long n;
+	    register unsigned char *mskptr;
+
+	    n = BitmapBytePad(cm.width)*(long)cm.height;
+	    mskptr = mskbits = (unsigned char *)malloc(n);
+	    if (!mskptr)
+		return BadAlloc;
+	    while (--n >= 0)
+		*mskptr++ = ~0;
+	}
+	else
+	{
+	    if (!CursorMetricsFromGlyph(maskfont, maskChar, &cm))
+	    {
+		client->errorValue = maskChar;
+		return BadValue;
+	    }
+	    if ((res = ServerBitsFromGlyph(maskfont, maskChar, &cm, &mskbits)) != 0)
+		return res;
+	}
+	if ((res = ServerBitsFromGlyph(sourcefont, sourceChar, &cm, &srcbits)) != 0)
+	{
+	    free(mskbits);
+	    return res;
+	}
+	if (sourcefont != maskfont)
+	{
+	    pCurs = (CursorPtr)malloc(sizeof(CursorRec) + sizeof(CursorBits));
+	    if (pCurs)
+		bits = (CursorBitsPtr)((char *)pCurs + sizeof(CursorRec));
+	    else
+		bits = (CursorBitsPtr)NULL;
+	}
+	else
+	{
+	    pCurs = (CursorPtr)malloc(sizeof(CursorRec));
+	    if (pCurs)
+		bits = (CursorBitsPtr)malloc(sizeof(CursorBits));
+	    else
+		bits = (CursorBitsPtr)NULL;
+	}
+	if (!bits)
+	{
+	    free(pCurs);
+	    free(mskbits);
+	    free(srcbits);
+	    return BadAlloc;
+	}
+	bits->source = srcbits;
+	bits->mask = mskbits;
+#ifdef ARGB_CURSOR
+	bits->argb = 0;
+#endif
+	bits->width = cm.width;
+	bits->height = cm.height;
+	bits->xhot = cm.xhot;
+	bits->yhot = cm.yhot;
+	if (sourcefont != maskfont)
+	    bits->refcnt = -1;
+	else
+	{
+	    bits->refcnt = 1;
+	    pShare = (GlyphSharePtr)malloc(sizeof(GlyphShare));
+	    if (!pShare)
+	    {
+		FreeCursorBits(bits);
+		free(pCurs);
+		return BadAlloc;
+	    }
+	    pShare->font = sourcefont;
+	    sourcefont->refcnt++;
+	    pShare->sourceChar = sourceChar;
+	    pShare->maskChar = maskChar;
+	    pShare->bits = bits;
+	    pShare->next = sharedGlyphs;
+	    sharedGlyphs = pShare;
+	}
+    }
+    CheckForEmptyMask(bits);
+    pCurs->bits = bits;
+    pCurs->refcnt = 1;
+#ifdef XFIXES
+    pCurs->serialNumber = ++cursorSerial;
+    pCurs->name = None;
+#endif
+
+    pCurs->foreRed = foreRed;
+    pCurs->foreGreen = foreGreen;
+    pCurs->foreBlue = foreBlue;
+
+    pCurs->backRed = backRed;
+    pCurs->backGreen = backGreen;
+    pCurs->backBlue = backBlue;
+
+    /*
+     * realize the cursor for every screen
+     */
+    for (nscr = 0; nscr < screenInfo.numScreens; nscr++)
+    {
+	pscr = screenInfo.screens[nscr];
+        if (!( *pscr->RealizeCursor)( pscr, pCurs))
+	{
+	    while (--nscr >= 0)
+	    {
+		pscr = screenInfo.screens[nscr];
+		( *pscr->UnrealizeCursor)( pscr, pCurs);
+	    }
+	    FreeCursorBits(pCurs->bits);
+	    free(pCurs);
+	    return BadAlloc;
+	}
+    }
+    *ppCurs = pCurs;
+    return Success;
+}
+
+/** CreateRootCursor
+ *
+ * look up the name of a font
+ * open the font
+ * add the font to the resource table
+ * make a cursor from the glyphs
+ * add the cursor to the resource table
+ *************************************************************/
+
+CursorPtr 
+CreateRootCursor(char *pfilename, unsigned glyph)
+{
+    CursorPtr 	curs;
+    FontPtr 	cursorfont;
+    int	err;
+    XID		fontID;
+
+    fontID = FakeClientID(0);
+    err = OpenFont(serverClient, fontID, FontLoadAll | FontOpenSync,
+	(unsigned)strlen( pfilename), pfilename);
+    if (err != Success)
+	return NullCursor;
+
+    cursorfont = (FontPtr)LookupIDByType(fontID, RT_FONT);
+    if (!cursorfont)
+	return NullCursor;
+    if (AllocGlyphCursor(fontID, glyph, fontID, glyph + 1,
+			 0, 0, 0, ~0, ~0, ~0, &curs, serverClient) != Success)
+	return NullCursor;
+
+    if (!AddResource(FakeClientID(0), RT_CURSOR, (void *)curs))
+	return NullCursor;
+
+    return curs;
+}

nx-X11/programs/Xserver/dix/dispatch.h

@@ -0,0 +1,146 @@
+/************************************************************
+
+Copyright 1996 by Thomas E. Dickey <dickey@clark.net>
+
+                        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 the above listed
+copyright holder(s) not be used in advertising or publicity pertaining
+to distribution of the software without specific, written prior
+permission.
+
+THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD
+TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) 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.
+
+********************************************************/
+
+/*
+ * This prototypes the dispatch.c module (except for functions declared in
+ * global headers), plus related dispatch procedures from devices.c, events.c,
+ * extension.c, property.c. 
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef DISPATCH_H
+#define DISPATCH_H 1
+
+DISPATCH_PROC(InitClientPrivates);
+DISPATCH_PROC(ProcAllocColor);
+DISPATCH_PROC(ProcAllocColorCells);
+DISPATCH_PROC(ProcAllocColorPlanes);
+DISPATCH_PROC(ProcAllocNamedColor);
+DISPATCH_PROC(ProcBell);
+DISPATCH_PROC(ProcChangeAccessControl);
+DISPATCH_PROC(ProcChangeCloseDownMode);
+DISPATCH_PROC(ProcChangeGC);
+DISPATCH_PROC(ProcChangeHosts);
+DISPATCH_PROC(ProcChangeKeyboardControl);
+DISPATCH_PROC(ProcChangeKeyboardMapping);
+DISPATCH_PROC(ProcChangePointerControl);
+DISPATCH_PROC(ProcChangeProperty);
+DISPATCH_PROC(ProcChangeSaveSet);
+DISPATCH_PROC(ProcChangeWindowAttributes);
+DISPATCH_PROC(ProcCirculateWindow);
+DISPATCH_PROC(ProcClearToBackground);
+DISPATCH_PROC(ProcCloseFont);
+DISPATCH_PROC(ProcConfigureWindow);
+DISPATCH_PROC(ProcConvertSelection);
+DISPATCH_PROC(ProcCopyArea);
+DISPATCH_PROC(ProcCopyColormapAndFree);
+DISPATCH_PROC(ProcCopyGC);
+DISPATCH_PROC(ProcCopyPlane);
+DISPATCH_PROC(ProcCreateColormap);
+DISPATCH_PROC(ProcCreateCursor);
+DISPATCH_PROC(ProcCreateGC);
+DISPATCH_PROC(ProcCreateGlyphCursor);
+DISPATCH_PROC(ProcCreatePixmap);
+DISPATCH_PROC(ProcCreateWindow);
+DISPATCH_PROC(ProcDeleteProperty);
+DISPATCH_PROC(ProcDestroySubwindows);
+DISPATCH_PROC(ProcDestroyWindow);
+DISPATCH_PROC(ProcEstablishConnection);
+DISPATCH_PROC(ProcFillPoly);
+DISPATCH_PROC(ProcForceScreenSaver);
+DISPATCH_PROC(ProcFreeColormap);
+DISPATCH_PROC(ProcFreeColors);
+DISPATCH_PROC(ProcFreeCursor);
+DISPATCH_PROC(ProcFreeGC);
+DISPATCH_PROC(ProcFreePixmap);
+DISPATCH_PROC(ProcGetAtomName);
+DISPATCH_PROC(ProcGetFontPath);
+DISPATCH_PROC(ProcGetGeometry);
+DISPATCH_PROC(ProcGetImage);
+DISPATCH_PROC(ProcGetKeyboardControl);
+DISPATCH_PROC(ProcGetKeyboardMapping);
+DISPATCH_PROC(ProcGetModifierMapping);
+DISPATCH_PROC(ProcGetMotionEvents);
+DISPATCH_PROC(ProcGetPointerControl);
+DISPATCH_PROC(ProcGetPointerMapping);
+DISPATCH_PROC(ProcGetProperty);
+DISPATCH_PROC(ProcGetScreenSaver);
+DISPATCH_PROC(ProcGetSelectionOwner);
+DISPATCH_PROC(ProcGetWindowAttributes);
+DISPATCH_PROC(ProcGrabServer);
+DISPATCH_PROC(ProcImageText16);
+DISPATCH_PROC(ProcImageText8);
+DISPATCH_PROC(ProcInitialConnection);
+DISPATCH_PROC(ProcInstallColormap);
+DISPATCH_PROC(ProcInternAtom);
+DISPATCH_PROC(ProcKillClient);
+DISPATCH_PROC(ProcListExtensions);
+DISPATCH_PROC(ProcListFonts);
+DISPATCH_PROC(ProcListFontsWithInfo);
+DISPATCH_PROC(ProcListHosts);
+DISPATCH_PROC(ProcListInstalledColormaps);
+DISPATCH_PROC(ProcListProperties);
+DISPATCH_PROC(ProcLookupColor);
+DISPATCH_PROC(ProcMapSubwindows);
+DISPATCH_PROC(ProcMapWindow);
+DISPATCH_PROC(ProcNoOperation);
+DISPATCH_PROC(ProcOpenFont);
+DISPATCH_PROC(ProcPolyArc);
+DISPATCH_PROC(ProcPolyFillArc);
+DISPATCH_PROC(ProcPolyFillRectangle);
+DISPATCH_PROC(ProcPolyLine);
+DISPATCH_PROC(ProcPolyPoint);
+DISPATCH_PROC(ProcPolyRectangle);
+DISPATCH_PROC(ProcPolySegment);
+DISPATCH_PROC(ProcPolyText);
+DISPATCH_PROC(ProcPutImage);
+DISPATCH_PROC(ProcQueryBestSize);
+DISPATCH_PROC(ProcQueryColors);
+DISPATCH_PROC(ProcQueryExtension);
+DISPATCH_PROC(ProcQueryFont);
+DISPATCH_PROC(ProcQueryKeymap);
+DISPATCH_PROC(ProcQueryTextExtents);
+DISPATCH_PROC(ProcQueryTree);
+DISPATCH_PROC(ProcReparentWindow);
+DISPATCH_PROC(ProcRotateProperties);
+DISPATCH_PROC(ProcSetClipRectangles);
+DISPATCH_PROC(ProcSetDashes);
+DISPATCH_PROC(ProcSetFontPath);
+DISPATCH_PROC(ProcSetModifierMapping);
+DISPATCH_PROC(ProcSetPointerMapping);
+DISPATCH_PROC(ProcSetScreenSaver);
+DISPATCH_PROC(ProcSetSelectionOwner);
+DISPATCH_PROC(ProcStoreColors);
+DISPATCH_PROC(ProcStoreNamedColor);
+DISPATCH_PROC(ProcTranslateCoords);
+DISPATCH_PROC(ProcUngrabServer);
+DISPATCH_PROC(ProcUninstallColormap);
+DISPATCH_PROC(ProcUnmapSubwindows);
+DISPATCH_PROC(ProcUnmapWindow);
+
+#endif /* DISPATCH_H */

nx-X11/programs/Xserver/dix/dixutils.c

@@ -0,0 +1,923 @@
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+/*
+
+(c)Copyright 1988,1991 Adobe Systems Incorporated. All rights reserved.
+
+Permission to use, copy, modify, distribute, and sublicense this software and its
+documentation for any purpose and without fee is hereby granted, provided that
+the above copyright notices appear in all copies and that both those copyright
+notices and this permission notice appear in supporting documentation and that
+the name of Adobe Systems Incorporated not be used in advertising or publicity
+pertaining to distribution of the software without specific, written prior
+permission.  No trademark license to use the Adobe trademarks is hereby
+granted.  If the Adobe trademark "Display PostScript"(tm) is used to describe
+this software, its functionality or for any other purpose, such use shall be
+limited to a statement that this software works in conjunction with the Display
+PostScript system.  Proper trademark attribution to reflect Adobe's ownership
+of the trademark shall be given whenever any such reference to the Display
+PostScript system is made.
+
+ADOBE MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR ANY
+PURPOSE.  IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.  ADOBE
+DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
+WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-
+INFRINGEMENT OF THIRD PARTY RIGHTS.  IN NO EVENT SHALL ADOBE BE LIABLE TO YOU
+OR ANY OTHER PARTY FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
+DAMAGES WHATSOEVER WHETHER IN AN ACTION OF CONTRACT,NEGLIGENCE, STRICT
+LIABILITY OR ANY OTHER ACTION ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.  ADOBE WILL NOT PROVIDE ANY TRAINING OR OTHER
+SUPPORT FOR THE SOFTWARE.
+
+Adobe, PostScript, and Display PostScript are trademarks of Adobe Systems
+Incorporated which may be registered in certain jurisdictions.
+
+Author:  Adobe Systems Incorporated
+
+*/
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xmd.h>
+#include "misc.h"
+#include "windowstr.h"
+#include "dixstruct.h"
+#include "pixmapstr.h"
+#include "scrnintstr.h"
+#define  XK_LATIN1
+#include <nx-X11/keysymdef.h>
+#ifdef XCSECURITY
+#define _SECURITY_SERVER
+#include <nx-X11/extensions/security.h>
+#endif
+
+/*
+ * CompareTimeStamps returns -1, 0, or +1 depending on if the first
+ * argument is less than, equal to or greater than the second argument.
+ */
+
+int
+CompareTimeStamps(TimeStamp a, TimeStamp b)
+{
+    if (a.months < b.months)
+	return EARLIER;
+    if (a.months > b.months)
+	return LATER;
+    if (a.milliseconds < b.milliseconds)
+	return EARLIER;
+    if (a.milliseconds > b.milliseconds)
+	return LATER;
+    return SAMETIME;
+}
+
+/*
+ * convert client times to server TimeStamps
+ */
+
+#define HALFMONTH ((unsigned long) 1<<31)
+TimeStamp
+ClientTimeToServerTime(CARD32 c)
+{
+    TimeStamp ts;
+    if (c == CurrentTime)
+	return currentTime;
+    ts.months = currentTime.months;
+    ts.milliseconds = c;
+    if (c > currentTime.milliseconds)
+    {
+	if (((unsigned long) c - currentTime.milliseconds) > HALFMONTH)
+	    ts.months -= 1;
+    }
+    else if (c < currentTime.milliseconds)
+    {
+	if (((unsigned long)currentTime.milliseconds - c) > HALFMONTH)
+	    ts.months += 1;
+    }
+    return ts;
+}
+
+/*
+ * ISO Latin-1 case conversion routine
+ *
+ * this routine always null-terminates the result, so
+ * beware of too-small buffers
+ */
+
+static unsigned char
+ISOLatin1ToLower (unsigned char source)
+{
+    unsigned char   dest;
+    if ((source >= XK_A) && (source <= XK_Z))
+       dest = source + (XK_a - XK_A);
+    else if ((source >= XK_Agrave) && (source <= XK_Odiaeresis))
+       dest = source + (XK_agrave - XK_Agrave);
+    else if ((source >= XK_Ooblique) && (source <= XK_Thorn))
+       dest = source + (XK_oslash - XK_Ooblique);
+    else
+       dest = source;
+    return dest;
+}
+
+
+void
+CopyISOLatin1Lowered(char *dest, const char *source, int length)
+{
+    register int i;
+
+    for (i = 0; i < length; i++, source++, dest++)
+	*dest = ISOLatin1ToLower (*source);
+    *dest = '\0';
+}
+
+int
+CompareISOLatin1Lowered(unsigned char *s1, int s1len, 
+			unsigned char *s2, int s2len)
+{
+    unsigned char   c1, c2;
+    
+    for (;;) 
+    {
+	/* note -- compare against zero so that -1 ignores len */
+	c1 = s1len-- ? *s1++ : '\0';
+	c2 = s2len-- ? *s2++ : '\0';
+	if (!c1 || 
+	    (c1 != c2 && 
+	     (c1 = ISOLatin1ToLower (c1)) != (c2 = ISOLatin1ToLower (c2))))
+	    break;
+    }
+    return (int) c1 - (int) c2;
+}
+
+#ifdef XCSECURITY
+
+/* SecurityLookupWindow and SecurityLookupDrawable:
+ * Look up the window/drawable taking into account the client doing
+ * the lookup and the type of access desired.  Return the window/drawable
+ * if it exists and the client is allowed access, else return NULL.
+ * Most Proc* functions should be calling these instead of
+ * LookupWindow and LookupDrawable, which do no access checks.
+ */
+
+WindowPtr
+SecurityLookupWindow(XID rid, ClientPtr client, Mask access_mode)
+{
+    client->errorValue = rid;
+    if(rid == INVALID)
+	return NULL;
+    return (WindowPtr)SecurityLookupIDByType(client, rid, RT_WINDOW, access_mode);
+}
+
+
+void *
+SecurityLookupDrawable(XID rid, ClientPtr client, Mask access_mode)
+{
+    register DrawablePtr pDraw;
+
+    if(rid == INVALID)
+	return (void *) NULL;
+    pDraw = (DrawablePtr)SecurityLookupIDByClass(client, rid, RC_DRAWABLE,
+						 access_mode);
+    if ((client->trustLevel != XSecurityClientTrusted) || (pDraw && (pDraw->type != UNDRAWABLE_WINDOW)))
+	return (void *)pDraw;
+    return (void *)NULL;
+}
+
+/* We can't replace the LookupWindow and LookupDrawable functions with
+ * macros because of compatibility with loadable servers.
+ */
+
+WindowPtr
+LookupWindow(XID rid, ClientPtr client)
+{
+    return SecurityLookupWindow(rid, client, DixUnknownAccess);
+}
+
+void *
+LookupDrawable(XID rid, ClientPtr client)
+{
+    return SecurityLookupDrawable(rid, client, DixUnknownAccess);
+}
+
+#else /* not XCSECURITY */
+
+WindowPtr
+LookupWindow(XID rid, ClientPtr client)
+{
+    WindowPtr	pWin;
+
+    client->errorValue = rid;
+    if(rid == INVALID)
+	return NULL;
+    return (WindowPtr)LookupIDByType(rid, RT_WINDOW);
+}
+
+
+void *
+LookupDrawable(XID rid, ClientPtr client)
+{
+    register DrawablePtr pDraw;
+
+    if(rid == INVALID)
+	return (void *) NULL;
+    pDraw = (DrawablePtr)LookupIDByClass(rid, RC_DRAWABLE);
+    if (pDraw && (pDraw->type != UNDRAWABLE_WINDOW))
+        return (void *)pDraw;
+    return (void *)NULL;
+}
+
+#endif /* XCSECURITY */
+
+ClientPtr
+LookupClient(XID rid, ClientPtr client)
+{
+    void * pRes = (void *)SecurityLookupIDByClass(client, rid, RC_ANY,
+						    DixReadAccess);
+    int clientIndex = CLIENT_ID(rid);
+
+    if (clientIndex && pRes && clients[clientIndex] && !(rid & SERVER_BIT))
+    {
+	return clients[clientIndex];
+    }
+    return (ClientPtr)NULL;
+}
+
+
+int
+AlterSaveSetForClient(ClientPtr client, WindowPtr pWin, unsigned mode,
+                      Bool toRoot, Bool remap)
+{
+    int numnow;
+    SaveSetElt *pTmp = NULL;
+    int j;
+
+    numnow = client->numSaved;
+    j = 0;
+    if (numnow)
+    {
+	pTmp = client->saveSet;
+	while ((j < numnow) && (SaveSetWindow(pTmp[j]) != (void *)pWin))
+	    j++;
+    }
+    if (mode == SetModeInsert)
+    {
+	if (j < numnow)         /* duplicate */
+	   return(Success);
+	numnow++;
+	pTmp = (SaveSetElt *)realloc(client->saveSet, sizeof(*pTmp) * numnow);
+	if (!pTmp)
+	    return(BadAlloc);
+	client->saveSet = pTmp;
+       	client->numSaved = numnow;
+	SaveSetAssignWindow(client->saveSet[numnow - 1], pWin);
+	SaveSetAssignToRoot(client->saveSet[numnow - 1], toRoot);
+	SaveSetAssignRemap(client->saveSet[numnow - 1], remap);
+	return(Success);
+    }
+    else if ((mode == SetModeDelete) && (j < numnow))
+    {
+	while (j < numnow-1)
+	{
+           pTmp[j] = pTmp[j+1];
+	   j++;
+	}
+	numnow--;
+        if (numnow)
+	{
+	    pTmp = (SaveSetElt *)realloc(client->saveSet, sizeof(*pTmp) * numnow);
+	    if (pTmp)
+		client->saveSet = pTmp;
+	}
+        else
+        {
+            free(client->saveSet);
+	    client->saveSet = (SaveSetElt *)NULL;
+	}
+	client->numSaved = numnow;
+	return(Success);
+    }
+    return(Success);
+}
+
+void
+DeleteWindowFromAnySaveSet(WindowPtr pWin)
+{
+    register int i;
+    register ClientPtr client;
+    
+    for (i = 0; i< currentMaxClients; i++)
+    {    
+	client = clients[i];
+	if (client && client->numSaved)
+	    (void)AlterSaveSetForClient(client, pWin, SetModeDelete, FALSE, TRUE);
+    }
+}
+
+/* No-op Don't Do Anything : sometimes we need to be able to call a procedure
+ * that doesn't do anything.  For example, on screen with only static
+ * colormaps, if someone calls install colormap, it's easier to have a dummy
+ * procedure to call than to check if there's a procedure 
+ */
+void
+NoopDDA(void)
+{
+}
+
+typedef struct _BlockHandler {
+    BlockHandlerProcPtr BlockHandler;
+    WakeupHandlerProcPtr WakeupHandler;
+    void * blockData;
+    Bool    deleted;
+} BlockHandlerRec, *BlockHandlerPtr;
+
+static BlockHandlerPtr	handlers;
+static int		numHandlers;
+static int		sizeHandlers;
+static Bool		inHandler;
+static Bool		handlerDeleted;
+
+/**
+ * 
+ *  \param pTimeout   DIX doesn't want to know how OS represents time
+ *  \param pReadMask  nor how it represents the det of descriptors
+ */
+void
+BlockHandler(void * pTimeout, void * pReadmask)
+{
+    register int i, j;
+    
+    ++inHandler;
+    for (i = 0; i < screenInfo.numScreens; i++)
+	(* screenInfo.screens[i]->BlockHandler)(i, 
+				screenInfo.screens[i]->blockData,
+				pTimeout, pReadmask);
+    for (i = 0; i < numHandlers; i++)
+	(*handlers[i].BlockHandler) (handlers[i].blockData,
+				     pTimeout, pReadmask);
+    if (handlerDeleted)
+    {
+	for (i = 0; i < numHandlers;)
+	    if (handlers[i].deleted)
+	    {
+	    	for (j = i; j < numHandlers - 1; j++)
+		    handlers[j] = handlers[j+1];
+	    	numHandlers--;
+	    }
+	    else
+		i++;
+	handlerDeleted = FALSE;
+    }
+    --inHandler;
+}
+
+/**
+ *
+ *  \param result    32 bits of undefined result from the wait
+ *  \param pReadmask the resulting descriptor mask
+ */
+void
+WakeupHandler(int result, void * pReadmask)
+{
+    register int i, j;
+
+    ++inHandler;
+    for (i = numHandlers - 1; i >= 0; i--)
+	(*handlers[i].WakeupHandler) (handlers[i].blockData,
+				      result, pReadmask);
+    for (i = 0; i < screenInfo.numScreens; i++)
+	(* screenInfo.screens[i]->WakeupHandler)(i, 
+				screenInfo.screens[i]->wakeupData,
+				result, pReadmask);
+    if (handlerDeleted)
+    {
+	for (i = 0; i < numHandlers;)
+	    if (handlers[i].deleted)
+	    {
+	    	for (j = i; j < numHandlers - 1; j++)
+		    handlers[j] = handlers[j+1];
+	    	numHandlers--;
+	    }
+	    else
+		i++;
+	handlerDeleted = FALSE;
+    }
+    --inHandler;
+}
+
+/**
+ * Reentrant with BlockHandler and WakeupHandler, except wakeup won't
+ * get called until next time
+ */
+Bool
+RegisterBlockAndWakeupHandlers (BlockHandlerProcPtr blockHandler, 
+                                WakeupHandlerProcPtr wakeupHandler, 
+                                void * blockData)
+{
+    BlockHandlerPtr new;
+
+    if (numHandlers >= sizeHandlers)
+    {
+    	new = (BlockHandlerPtr) realloc (handlers, (numHandlers + 1) *
+				      	  sizeof (BlockHandlerRec));
+    	if (!new)
+	    return FALSE;
+    	handlers = new;
+	sizeHandlers = numHandlers + 1;
+    }
+    handlers[numHandlers].BlockHandler = blockHandler;
+    handlers[numHandlers].WakeupHandler = wakeupHandler;
+    handlers[numHandlers].blockData = blockData;
+    handlers[numHandlers].deleted = FALSE;
+    numHandlers = numHandlers + 1;
+    return TRUE;
+}
+
+void
+RemoveBlockAndWakeupHandlers (BlockHandlerProcPtr blockHandler, 
+                              WakeupHandlerProcPtr wakeupHandler, 
+                              void * blockData)
+{
+    int	    i;
+
+    for (i = 0; i < numHandlers; i++)
+	if (handlers[i].BlockHandler == blockHandler &&
+	    handlers[i].WakeupHandler == wakeupHandler &&
+	    handlers[i].blockData == blockData)
+	{
+	    if (inHandler)
+	    {
+		handlerDeleted = TRUE;
+		handlers[i].deleted = TRUE;
+	    }
+	    else
+	    {
+	    	for (; i < numHandlers - 1; i++)
+		    handlers[i] = handlers[i+1];
+	    	numHandlers--;
+	    }
+	    break;
+	}
+}
+
+void
+InitBlockAndWakeupHandlers ()
+{
+    free (handlers);
+    handlers = (BlockHandlerPtr) 0;
+    numHandlers = 0;
+    sizeHandlers = 0;
+}
+
+/*
+ * A general work queue.  Perform some task before the server
+ * sleeps for input.
+ */
+
+WorkQueuePtr		workQueue;
+static WorkQueuePtr	*workQueueLast = &workQueue;
+
+void
+ProcessWorkQueue(void)
+{
+    WorkQueuePtr    q, *p;
+
+    p = &workQueue;
+    /*
+     * Scan the work queue once, calling each function.  Those
+     * which return TRUE are removed from the queue, otherwise
+     * they will be called again.  This must be reentrant with
+     * QueueWorkProc.
+     */
+    while ((q = *p))
+    {
+	if ((*q->function) (q->client, q->closure))
+	{
+	    /* remove q from the list */
+	    *p = q->next;    /* don't fetch until after func called */
+	    free (q);
+	}
+	else
+	{
+	    p = &q->next;    /* don't fetch until after func called */
+	}
+    }
+    workQueueLast = p;
+}
+
+void
+ProcessWorkQueueZombies(void)
+{
+    WorkQueuePtr    q, *p;
+
+    p = &workQueue;
+    while ((q = *p))
+    {
+	if (q->client && q->client->clientGone)
+	{
+	    (void) (*q->function) (q->client, q->closure);
+	    /* remove q from the list */
+	    *p = q->next;    /* don't fetch until after func called */
+	    free (q);
+	}
+	else
+	{
+	    p = &q->next;    /* don't fetch until after func called */
+	}
+    }
+    workQueueLast = p;
+}
+
+Bool
+QueueWorkProc (
+    Bool (*function)(ClientPtr /* pClient */, void * /* closure */),
+    ClientPtr client, void * closure)
+{
+    WorkQueuePtr    q;
+
+    q = (WorkQueuePtr) malloc (sizeof *q);
+    if (!q)
+	return FALSE;
+    q->function = function;
+    q->client = client;
+    q->closure = closure;
+    q->next = NULL;
+    *workQueueLast = q;
+    workQueueLast = &q->next;
+    return TRUE;
+}
+
+/*
+ * Manage a queue of sleeping clients, awakening them
+ * when requested, by using the OS functions IgnoreClient
+ * and AttendClient.  Note that this *ignores* the troubles
+ * with request data interleaving itself with events, but
+ * we'll leave that until a later time.
+ */
+
+typedef struct _SleepQueue {
+    struct _SleepQueue	*next;
+    ClientPtr		client;
+    ClientSleepProcPtr  function;
+    void *		closure;
+} SleepQueueRec, *SleepQueuePtr;
+
+static SleepQueuePtr	sleepQueue = NULL;
+
+Bool
+ClientSleep (ClientPtr client, ClientSleepProcPtr function, void * closure)
+{
+    SleepQueuePtr   q;
+
+    q = (SleepQueuePtr) malloc (sizeof *q);
+    if (!q)
+	return FALSE;
+
+    IgnoreClient (client);
+    q->next = sleepQueue;
+    q->client = client;
+    q->function = function;
+    q->closure = closure;
+    sleepQueue = q;
+    return TRUE;
+}
+
+Bool
+ClientSignal (ClientPtr client)
+{
+    SleepQueuePtr   q;
+
+    for (q = sleepQueue; q; q = q->next)
+	if (q->client == client)
+	{
+	    return QueueWorkProc (q->function, q->client, q->closure);
+	}
+    return FALSE;
+}
+
+void
+ClientWakeup (ClientPtr client)
+{
+    SleepQueuePtr   q, *prev;
+
+    prev = &sleepQueue;
+    while ( (q = *prev) )
+    {
+	if (q->client == client)
+	{
+	    *prev = q->next;
+	    free (q);
+	    if (client->clientGone)
+		/* Oops -- new zombie cleanup code ensures this only
+		 * happens from inside CloseDownClient; don't want to
+		 * recurse here...
+		 */
+		/* CloseDownClient(client) */;
+	    else
+		AttendClient (client);
+	    break;
+	}
+	prev = &q->next;
+    }
+}
+
+Bool
+ClientIsAsleep (ClientPtr client)
+{
+    SleepQueuePtr   q;
+
+    for (q = sleepQueue; q; q = q->next)
+	if (q->client == client)
+	    return TRUE;
+    return FALSE;
+}
+
+/*
+ *  Generic Callback Manager
+ */
+
+/* ===== Private Procedures ===== */
+
+static int numCallbackListsToCleanup = 0;
+static CallbackListPtr **listsToCleanup = NULL;
+
+static Bool 
+_AddCallback(
+    CallbackListPtr *pcbl,
+    CallbackProcPtr callback,
+    void            *data)
+{
+    CallbackPtr     cbr;
+
+    cbr = (CallbackPtr) malloc(sizeof(CallbackRec));
+    if (!cbr)
+	return FALSE;
+    cbr->proc = callback;
+    cbr->data = data;
+    cbr->next = (*pcbl)->list;
+    cbr->deleted = FALSE;
+    (*pcbl)->list = cbr;
+    return TRUE;
+}
+
+static Bool 
+_DeleteCallback(
+    CallbackListPtr *pcbl,
+    CallbackProcPtr callback,
+    void            *data)
+{
+    CallbackListPtr cbl = *pcbl;
+    CallbackPtr     cbr, pcbr;
+
+    for (pcbr = NULL, cbr = cbl->list;
+	 cbr != NULL;
+	 pcbr = cbr, cbr = cbr->next)
+    {
+	if ((cbr->proc == callback) && (cbr->data == data))
+	    break;
+    }
+    if (cbr != NULL)
+    {
+	if (cbl->inCallback)
+	{
+	    ++(cbl->numDeleted);
+	    cbr->deleted = TRUE;
+	}
+	else
+	{
+	    if (pcbr == NULL)
+		cbl->list = cbr->next;
+	    else
+		pcbr->next = cbr->next;
+	    free(cbr);
+	}
+	return TRUE;
+    }
+    return FALSE;
+}
+
+static void 
+_CallCallbacks(
+    CallbackListPtr    *pcbl,
+    void	       *call_data)
+{
+    CallbackListPtr cbl = *pcbl;
+    CallbackPtr     cbr, pcbr;
+
+    ++(cbl->inCallback);
+    for (cbr = cbl->list; cbr != NULL; cbr = cbr->next)
+    {
+	(*(cbr->proc)) (pcbl, cbr->data, call_data);
+    }
+    --(cbl->inCallback);
+
+    if (cbl->inCallback) return;
+
+    /* Was the entire list marked for deletion? */
+
+    if (cbl->deleted)
+    {
+	DeleteCallbackList(pcbl);
+	return;
+    }
+
+    /* Were some individual callbacks on the list marked for deletion?
+     * If so, do the deletions.
+     */
+
+    if (cbl->numDeleted)
+    {
+	for (pcbr = NULL, cbr = cbl->list; (cbr != NULL) && cbl->numDeleted; )
+	{
+	    if (cbr->deleted)
+	    {
+		if (pcbr)
+		{
+		    cbr = cbr->next;
+		    free(pcbr->next);
+		    pcbr->next = cbr;
+		} else
+		{
+		    cbr = cbr->next;
+		    free(cbl->list);
+		    cbl->list = cbr;
+		}
+		cbl->numDeleted--;
+	    }
+	    else /* this one wasn't deleted */
+	    {
+		pcbr = cbr;
+		cbr = cbr->next;
+	    }
+	}
+    }
+}
+
+static void
+_DeleteCallbackList(
+    CallbackListPtr    *pcbl)
+{
+    CallbackListPtr cbl = *pcbl;
+    CallbackPtr     cbr, nextcbr;
+    int i;
+
+    if (cbl->inCallback)
+    {
+	cbl->deleted = TRUE;
+	return;
+    }
+
+    for (i = 0; i < numCallbackListsToCleanup; i++)
+    {
+	if ((listsToCleanup[i] = pcbl) != 0)
+	{
+	    listsToCleanup[i] = NULL;
+	    break;
+	}
+    }
+
+    for (cbr = cbl->list; cbr != NULL; cbr = nextcbr)
+    {
+	nextcbr = cbr->next;
+	free(cbr);
+    }
+    free(cbl);
+    *pcbl = NULL;
+}
+
+static CallbackFuncsRec default_cbfuncs =
+{
+    _AddCallback,
+    _DeleteCallback,
+    _CallCallbacks,
+    _DeleteCallbackList
+};
+
+/* ===== Public Procedures ===== */
+
+Bool
+CreateCallbackList(CallbackListPtr *pcbl, CallbackFuncsPtr cbfuncs)
+{
+    CallbackListPtr  cbl;
+    int i;
+
+    if (!pcbl) return FALSE;
+    cbl = (CallbackListPtr) malloc(sizeof(CallbackListRec));
+    if (!cbl) return FALSE;
+    cbl->funcs = cbfuncs ? *cbfuncs : default_cbfuncs;
+    cbl->inCallback = 0;
+    cbl->deleted = FALSE;
+    cbl->numDeleted = 0;
+    cbl->list = NULL;
+    *pcbl = cbl;
+
+    for (i = 0; i < numCallbackListsToCleanup; i++)
+    {
+	if (!listsToCleanup[i])
+	{
+	    listsToCleanup[i] = pcbl;
+	    return TRUE;
+	}    
+    }
+
+    listsToCleanup = (CallbackListPtr **)xnfrealloc(listsToCleanup,
+		sizeof(CallbackListPtr *) * (numCallbackListsToCleanup+1));
+    listsToCleanup[numCallbackListsToCleanup] = pcbl;
+    numCallbackListsToCleanup++;
+    return TRUE;
+}
+
+Bool 
+AddCallback(CallbackListPtr *pcbl, CallbackProcPtr callback, void * data)
+{
+    if (!pcbl) return FALSE;
+    if (!*pcbl)
+    {	/* list hasn't been created yet; go create it */
+	if (!CreateCallbackList(pcbl, (CallbackFuncsPtr)NULL))
+	    return FALSE;
+    }
+    return ((*(*pcbl)->funcs.AddCallback) (pcbl, callback, data));
+}
+
+Bool 
+DeleteCallback(CallbackListPtr *pcbl, CallbackProcPtr callback, void * data)
+{
+    if (!pcbl || !*pcbl) return FALSE;
+    return ((*(*pcbl)->funcs.DeleteCallback) (pcbl, callback, data));
+}
+
+void 
+CallCallbacks(CallbackListPtr *pcbl, void * call_data)
+{
+    if (!pcbl || !*pcbl) return;
+    (*(*pcbl)->funcs.CallCallbacks) (pcbl, call_data);
+}
+
+void
+DeleteCallbackList(CallbackListPtr *pcbl)
+{
+    if (!pcbl || !*pcbl) return;
+    (*(*pcbl)->funcs.DeleteCallbackList) (pcbl);
+}
+
+void 
+InitCallbackManager()
+{
+    int i;
+
+    for (i = 0; i < numCallbackListsToCleanup; i++)
+    {
+	DeleteCallbackList(listsToCleanup[i]);
+    }
+    if (listsToCleanup) free(listsToCleanup);
+
+    numCallbackListsToCleanup = 0;
+    listsToCleanup = NULL;
+}

nx-X11/programs/Xserver/dix/extension.c

@@ -0,0 +1,503 @@
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xproto.h>
+#include "misc.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include "gcstruct.h"
+#include "scrnintstr.h"
+#include "dispatch.h"
+#ifdef XCSECURITY
+#define _SECURITY_SERVER
+#include <nx-X11/extensions/security.h>
+#endif
+
+#define EXTENSION_BASE  128
+#define EXTENSION_EVENT_BASE  64
+#define LAST_EVENT  128
+#define LAST_ERROR 255
+
+ScreenProcEntry AuxillaryScreenProcs[MAXSCREENS];
+
+static ExtensionEntry **extensions = (ExtensionEntry **)NULL;
+
+int lastEvent = EXTENSION_EVENT_BASE;
+static int lastError = FirstExtensionError;
+static unsigned int NumExtensions = 0;
+
+extern int extensionPrivateLen;
+extern unsigned *extensionPrivateSizes;
+extern unsigned totalExtensionSize;
+
+static void
+InitExtensionPrivates(ExtensionEntry *ext)
+{
+    register char *ptr;
+    DevUnion *ppriv;
+    register unsigned *sizes;
+    register unsigned size;
+    register int i;
+
+    if (totalExtensionSize == sizeof(ExtensionEntry))
+	ppriv = (DevUnion *)NULL;
+    else
+	ppriv = (DevUnion *)(ext + 1);
+
+    ext->devPrivates = ppriv;
+    sizes = extensionPrivateSizes;
+    ptr = (char *)(ppriv + extensionPrivateLen);
+    for (i = extensionPrivateLen; --i >= 0; ppriv++, sizes++)
+    {
+	if ( (size = *sizes) )
+	{
+	    ppriv->ptr = (void *)ptr;
+	    ptr += size;
+	}
+	else
+	    ppriv->ptr = (void *)NULL;
+    }
+}
+
+ExtensionEntry *
+AddExtension(char *name, int NumEvents, int NumErrors, 
+	     int (*MainProc)(ClientPtr c1), 
+	     int (*SwappedMainProc)(ClientPtr c2), 
+	     void (*CloseDownProc)(ExtensionEntry *e), 
+	     unsigned short (*MinorOpcodeProc)(ClientPtr c3))
+{
+    int i;
+    register ExtensionEntry *ext, **newexts;
+
+    if (!MainProc || !SwappedMainProc || !MinorOpcodeProc)
+        return((ExtensionEntry *) NULL);
+    if ((lastEvent + NumEvents > LAST_EVENT) || 
+	        (unsigned)(lastError + NumErrors > LAST_ERROR))
+        return((ExtensionEntry *) NULL);
+
+    ext = (ExtensionEntry *) malloc(totalExtensionSize);
+    if (!ext)
+	return((ExtensionEntry *) NULL);
+    bzero(ext, totalExtensionSize);
+    InitExtensionPrivates(ext);
+    ext->name = (char *)malloc(strlen(name) + 1);
+    ext->num_aliases = 0;
+    ext->aliases = (char **)NULL;
+    if (!ext->name)
+    {
+	free(ext);
+	return((ExtensionEntry *) NULL);
+    }
+    strcpy(ext->name,  name);
+    i = NumExtensions;
+    newexts = (ExtensionEntry **) realloc(extensions,
+					   (i + 1) * sizeof(ExtensionEntry *));
+    if (!newexts)
+    {
+	free(ext->name);
+	free(ext);
+	return((ExtensionEntry *) NULL);
+    }
+    NumExtensions++;
+    extensions = newexts;
+    extensions[i] = ext;
+    ext->index = i;
+    ext->base = i + EXTENSION_BASE;
+    ext->CloseDown = CloseDownProc;
+    ext->MinorOpcode = MinorOpcodeProc;
+    ProcVector[i + EXTENSION_BASE] = MainProc;
+    SwappedProcVector[i + EXTENSION_BASE] = SwappedMainProc;
+    if (NumEvents)
+    {
+        ext->eventBase = lastEvent;
+	ext->eventLast = lastEvent + NumEvents;
+	lastEvent += NumEvents;
+    }
+    else
+    {
+        ext->eventBase = 0;
+        ext->eventLast = 0;
+    }
+    if (NumErrors)
+    {
+        ext->errorBase = lastError;
+	ext->errorLast = lastError + NumErrors;
+	lastError += NumErrors;
+    }
+    else
+    {
+        ext->errorBase = 0;
+        ext->errorLast = 0;
+    }
+#ifdef XCSECURITY
+    ext->secure = FALSE;
+#endif
+
+    return(ext);
+}
+
+Bool AddExtensionAlias(char *alias, ExtensionEntry *ext)
+{
+    char *name;
+    char **aliases;
+
+    aliases = (char **)realloc(ext->aliases,
+				(ext->num_aliases + 1) * sizeof(char *));
+    if (!aliases)
+	return FALSE;
+    ext->aliases = aliases;
+    name = (char *)malloc(strlen(alias) + 1);
+    if (!name)
+	return FALSE;
+    strcpy(name,  alias);
+    ext->aliases[ext->num_aliases] = name;
+    ext->num_aliases++;
+    return TRUE;
+}
+
+static int
+FindExtension(char *extname, int len)
+{
+    int i, j;
+
+    for (i=0; i<NumExtensions; i++)
+    {
+	if ((strlen(extensions[i]->name) == len) &&
+	    !strncmp(extname, extensions[i]->name, len))
+	    break;
+	for (j = extensions[i]->num_aliases; --j >= 0;)
+	{
+	    if ((strlen(extensions[i]->aliases[j]) == len) &&
+		!strncmp(extname, extensions[i]->aliases[j], len))
+		break;
+	}
+	if (j >= 0) break;
+    }
+    return ((i == NumExtensions) ? -1 : i);
+}
+
+/*
+ * CheckExtension returns the extensions[] entry for the requested
+ * extension name.  Maybe this could just return a Bool instead?
+ */
+ExtensionEntry *
+CheckExtension(const char *extname)
+{
+    int n;
+
+    n = FindExtension((char*)extname, strlen(extname));
+    if (n != -1)
+	return extensions[n];
+    else
+	return NULL;
+}
+
+/*
+ * Added as part of Xace.
+ */
+ExtensionEntry *
+GetExtensionEntry(int major)
+{
+    if (major < EXTENSION_BASE)
+	return NULL;
+    major -= EXTENSION_BASE;
+    if (major >= NumExtensions)
+	return NULL;
+    return extensions[major];
+}
+
+void
+DeclareExtensionSecurity(char *extname, Bool secure)
+{
+#ifdef XCSECURITY
+    int i = FindExtension(extname, strlen(extname));
+    if (i >= 0)
+    {
+	int majorop = extensions[i]->base;
+	extensions[i]->secure = secure;
+	if (secure)
+	{
+	    UntrustedProcVector[majorop] = ProcVector[majorop];
+	    SwappedUntrustedProcVector[majorop] = SwappedProcVector[majorop];
+	}
+	else
+	{
+	    UntrustedProcVector[majorop]	= ProcBadRequest;
+	    SwappedUntrustedProcVector[majorop] = ProcBadRequest;
+	}
+    }
+#endif
+}
+
+unsigned short
+StandardMinorOpcode(ClientPtr client)
+{
+    return ((xReq *)client->requestBuffer)->data;
+}
+
+unsigned short
+MinorOpcodeOfRequest(ClientPtr client)
+{
+    unsigned char major;
+
+    major = ((xReq *)client->requestBuffer)->reqType;
+    if (major < EXTENSION_BASE)
+	return 0;
+    major -= EXTENSION_BASE;
+    if (major >= NumExtensions)
+	return 0;
+    return (*extensions[major]->MinorOpcode)(client);
+}
+
+void
+CloseDownExtensions()
+{
+    register int i,j;
+
+    for (i = NumExtensions - 1; i >= 0; i--)
+    {
+	if (extensions[i]->CloseDown)
+	    (* extensions[i]->CloseDown)(extensions[i]);
+	NumExtensions = i;
+	free(extensions[i]->name);
+	for (j = extensions[i]->num_aliases; --j >= 0;)
+	    free(extensions[i]->aliases[j]);
+	free(extensions[i]->aliases);
+	free(extensions[i]);
+    }
+    free(extensions);
+    extensions = (ExtensionEntry **)NULL;
+    lastEvent = EXTENSION_EVENT_BASE;
+    lastError = FirstExtensionError;
+    for (i=0; i<MAXSCREENS; i++)
+    {
+	register ScreenProcEntry *spentry = &AuxillaryScreenProcs[i];
+
+	while (spentry->num)
+	{
+	    spentry->num--;
+	    free(spentry->procList[spentry->num].name);
+	}
+	free(spentry->procList);
+	spentry->procList = (ProcEntryPtr)NULL;
+    }
+}
+
+int
+ProcQueryExtension(ClientPtr client)
+{
+    xQueryExtensionReply reply;
+    int i;
+    REQUEST(xQueryExtensionReq);
+
+    REQUEST_FIXED_SIZE(xQueryExtensionReq, stuff->nbytes);
+    
+    memset(&reply, 0, sizeof(xQueryExtensionReply));
+    reply.type = X_Reply;
+    reply.length = 0;
+    reply.major_opcode = 0;
+    reply.sequenceNumber = client->sequence;
+
+    if ( ! NumExtensions )
+        reply.present = xFalse;
+    else
+    {
+	i = FindExtension((char *)&stuff[1], stuff->nbytes);
+        if (i < 0
+#ifdef XCSECURITY
+	    /* don't show insecure extensions to untrusted clients */
+	    || (client->trustLevel == XSecurityClientUntrusted &&
+		!extensions[i]->secure)
+#endif
+	    )
+            reply.present = xFalse;
+        else
+        {            
+            reply.present = xTrue;
+	    reply.major_opcode = extensions[i]->base;
+	    reply.first_event = extensions[i]->eventBase;
+	    reply.first_error = extensions[i]->errorBase;
+	}
+    }
+    WriteReplyToClient(client, sizeof(xQueryExtensionReply), &reply);
+    return(client->noClientException);
+}
+
+int
+ProcListExtensions(ClientPtr client)
+{
+    xListExtensionsReply reply;
+    char *bufptr, *buffer;
+    int total_length = 0;
+
+    REQUEST_SIZE_MATCH(xReq);
+
+    memset(&reply, 0, sizeof(xListExtensionsReply));
+    reply.type = X_Reply;
+    reply.nExtensions = 0;
+    reply.length = 0;
+    reply.sequenceNumber = client->sequence;
+    buffer = NULL;
+
+    if ( NumExtensions )
+    {
+        register int i, j;
+
+        for (i=0;  i<NumExtensions; i++)
+	{
+#ifdef XCSECURITY
+	    /* don't show insecure extensions to untrusted clients */
+	    if (client->trustLevel == XSecurityClientUntrusted &&
+		!extensions[i]->secure)
+		continue;
+#endif
+	    total_length += strlen(extensions[i]->name) + 1;
+	    reply.nExtensions += 1 + extensions[i]->num_aliases;
+	    for (j = extensions[i]->num_aliases; --j >= 0;)
+		total_length += strlen(extensions[i]->aliases[j]) + 1;
+	}
+        reply.length = (total_length + 3) >> 2;
+	buffer = bufptr = (char *)malloc(total_length);
+	if (!buffer)
+	    return(BadAlloc);
+        for (i=0;  i<NumExtensions; i++)
+        {
+	    int len;
+#ifdef XCSECURITY
+	    if (client->trustLevel == XSecurityClientUntrusted &&
+		!extensions[i]->secure)
+		continue;
+#endif
+            *bufptr++ = len = strlen(extensions[i]->name);
+	    memmove(bufptr, extensions[i]->name,  len);
+	    bufptr += len;
+	    for (j = extensions[i]->num_aliases; --j >= 0;)
+	    {
+		*bufptr++ = len = strlen(extensions[i]->aliases[j]);
+		memmove(bufptr, extensions[i]->aliases[j],  len);
+		bufptr += len;
+	    }
+	}
+    }
+    WriteReplyToClient(client, sizeof(xListExtensionsReply), &reply);
+    if (reply.length)
+    {
+        WriteToClient(client, total_length, buffer);
+        free(buffer);
+    }
+    return(client->noClientException);
+}
+
+ExtensionLookupProc 
+LookupProc(char *name, GCPtr pGC)
+{
+    register int i;
+    register ScreenProcEntry *spentry;
+    spentry  = &AuxillaryScreenProcs[pGC->pScreen->myNum];
+    if (spentry->num)    
+    {
+        for (i = 0; i < spentry->num; i++)
+            if (strcmp(name, spentry->procList[i].name) == 0)
+                return(spentry->procList[i].proc);
+    }
+    return (ExtensionLookupProc)NULL;
+}
+
+Bool
+RegisterProc(char *name, GC *pGC, ExtensionLookupProc proc)
+{
+    return RegisterScreenProc(name, pGC->pScreen, proc);
+}
+
+Bool
+RegisterScreenProc(char *name, ScreenPtr pScreen, ExtensionLookupProc proc)
+{
+    register ScreenProcEntry *spentry;
+    register ProcEntryPtr procEntry = (ProcEntryPtr)NULL;
+    char *newname;
+    int i;
+
+    spentry = &AuxillaryScreenProcs[pScreen->myNum];
+    /* first replace duplicates */
+    if (spentry->num)
+    {
+        for (i = 0; i < spentry->num; i++)
+            if (strcmp(name, spentry->procList[i].name) == 0)
+	    {
+                procEntry = &spentry->procList[i];
+		break;
+	    }
+    }
+    if (procEntry)
+        procEntry->proc = proc;
+    else
+    {
+	newname = (char *)malloc(strlen(name)+1);
+	if (!newname)
+	    return FALSE;
+	procEntry = (ProcEntryPtr)
+			    realloc(spentry->procList,
+				     sizeof(ProcEntryRec) * (spentry->num+1));
+	if (!procEntry)
+	{
+	    free(newname);
+	    return FALSE;
+	}
+	spentry->procList = procEntry;
+        procEntry += spentry->num;
+        procEntry->name = newname;
+        strcpy(newname, name);
+        procEntry->proc = proc;
+        spentry->num++;        
+    }
+    return TRUE;
+}

nx-X11/programs/Xserver/dix/ffs.c

@@ -0,0 +1,38 @@
+/*
+
+Copyright 1996, 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 MERCHANTABIL-
+ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT
+SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABIL-
+ITY, 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.
+
+*/
+
+int
+ffs(int i)
+{
+    int j;
+    if (i == 0)
+        return 0;
+    for (j = 1; (i & 1) == 0; j++)
+	i >>= 1;
+    return j;
+}

nx-X11/programs/Xserver/dix/globals.c

@@ -0,0 +1,161 @@
+/************************************************************
+
+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.
+
+********************************************************/
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xmd.h>
+#include "misc.h"
+#include "windowstr.h"
+#include "scrnintstr.h"
+#include "input.h"
+#include "dixfont.h"
+#include "site.h"
+#include "dixstruct.h"
+#include "os.h"
+
+ScreenInfo screenInfo;
+KeybdCtrl defaultKeyboardControl = {
+	DEFAULT_KEYBOARD_CLICK,
+	DEFAULT_BELL,
+	DEFAULT_BELL_PITCH,
+	DEFAULT_BELL_DURATION,
+	DEFAULT_AUTOREPEAT,
+	DEFAULT_AUTOREPEATS,
+	DEFAULT_LEDS,
+	0};
+
+PtrCtrl defaultPointerControl = {
+	DEFAULT_PTR_NUMERATOR,
+	DEFAULT_PTR_DENOMINATOR,
+	DEFAULT_PTR_THRESHOLD,
+	0};
+
+ClientPtr *clients;
+ClientPtr  serverClient;
+int  currentMaxClients;   /* current size of clients array */
+long maxBigRequestSize = MAX_BIG_REQUEST_SIZE;
+
+unsigned long globalSerialNumber = 0;
+unsigned long serverGeneration = 0;
+
+/* these next four are initialized in main.c */
+CARD32 ScreenSaverTime;
+CARD32 ScreenSaverInterval;
+int ScreenSaverBlanking;
+int  ScreenSaverAllowExposures;
+
+#ifdef DPMSExtension
+# ifndef DEFAULT_STANDBY_TIME
+#  define DEFAULT_STANDBY_TIME DEFAULT_SCREEN_SAVER_TIME * 2
+# endif
+# ifndef DEFAULT_SUSPEND_TIME
+#  define DEFAULT_SUSPEND_TIME DEFAULT_SCREEN_SAVER_TIME * 3
+# endif
+# ifndef DEFAULT_OFF_TIME
+#  define DEFAULT_OFF_TIME DEFAULT_SCREEN_SAVER_TIME * 4
+# endif
+# ifndef DEFAULT_DPMS_ENABLED
+#  define DEFAULT_DPMS_ENABLED TRUE
+# endif
+CARD32 defaultDPMSStandbyTime = DEFAULT_STANDBY_TIME;
+CARD32 defaultDPMSSuspendTime = DEFAULT_SUSPEND_TIME;
+CARD32 defaultDPMSOffTime = DEFAULT_OFF_TIME;
+CARD16 DPMSPowerLevel = 0;
+Bool defaultDPMSEnabled = DEFAULT_DPMS_ENABLED;
+Bool DPMSEnabledSwitch = FALSE;  /* these denote the DPMS command */
+Bool DPMSDisabledSwitch = FALSE; /* line switch states */
+Bool DPMSCapableFlag = FALSE;
+CARD32 DPMSStandbyTime;
+CARD32 DPMSSuspendTime;
+CARD32 DPMSOffTime;
+Bool DPMSEnabled;
+#endif
+
+CARD32 defaultScreenSaverTime = DEFAULT_SCREEN_SAVER_TIME;
+CARD32 defaultScreenSaverInterval = DEFAULT_SCREEN_SAVER_INTERVAL;
+int  defaultScreenSaverBlanking = DEFAULT_SCREEN_SAVER_BLANKING;
+int  defaultScreenSaverAllowExposures = DEFAULT_SCREEN_SAVER_EXPOSURES;
+#ifndef NOLOGOHACK
+int  logoScreenSaver = DEFAULT_LOGO_SCREEN_SAVER;
+#endif
+
+#ifdef SCREENSAVER
+Bool screenSaverSuspended = FALSE;
+#endif
+
+char *defaultFontPath = COMPILEDDEFAULTFONTPATH;
+char *defaultTextFont = COMPILEDDEFAULTFONT;
+char *defaultCursorFont = COMPILEDCURSORFONT;
+char *defaultDisplayClass = COMPILEDDISPLAYCLASS;
+FontPtr defaultFont;   /* not declared in dix.h to avoid including font.h in
+			every compilation of dix code */
+Bool loadableFonts = FALSE;
+CursorPtr rootCursor;
+Bool blackRoot=FALSE;
+Bool whiteRoot=FALSE;
+
+TimeStamp currentTime;
+TimeStamp lastDeviceEventTime;
+
+int defaultColorVisualClass = -1;
+int monitorResolution = 0;
+
+char *display;
+int displayfd = -1;
+Bool explicit_display = FALSE;
+
+CARD32 TimeOutValue = DEFAULT_TIMEOUT * MILLI_PER_SECOND;
+int	argcGlobal;
+char	**argvGlobal;
+
+DDXPointRec dixScreenOrigins[MAXSCREENS];
+
+char *ConnectionInfo;

nx-X11/programs/Xserver/dix/glyphcurs.c

@@ -0,0 +1,195 @@
+/************************************************************************
+
+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.
+
+************************************************************************/
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "misc.h"
+#include <X11/fonts/fontstruct.h>
+#include "dixfontstr.h"
+#include "scrnintstr.h"
+#include "gcstruct.h"
+#include "resource.h"
+#include "dix.h"
+#include "cursorstr.h"
+#include "opaque.h"
+#include "servermd.h"
+
+
+/*
+    get the bits out of the font in a portable way.  to avoid
+dealing with padding and such-like, we draw the glyph into
+a bitmap, then read the bits out with GetImage, which
+uses server-natural format.
+    since all screens return the same bitmap format, we'll just use
+the first one we find.
+    the character origin lines up with the hotspot in the
+cursor metrics.
+*/
+
+#ifndef NXAGENT_SERVER
+int
+ServerBitsFromGlyph(FontPtr pfont, unsigned ch, register CursorMetricPtr cm, unsigned char **ppbits)
+{
+    register ScreenPtr pScreen;
+    register GCPtr pGC;
+    xRectangle rect;
+    PixmapPtr ppix;
+    long nby;
+    char *pbits;
+    ChangeGCVal gcval[3];
+    unsigned char char2b[2];
+
+    /* turn glyph index into a protocol-format char2b */
+    char2b[0] = (unsigned char)(ch >> 8);
+    char2b[1] = (unsigned char)(ch & 0xff);
+
+    pScreen = screenInfo.screens[0];
+    nby = BitmapBytePad(cm->width) * (long)cm->height;
+    pbits = (char *)malloc(nby);
+    if (!pbits)
+	return BadAlloc;
+    /* zeroing the (pad) bits seems to help some ddx cursor handling */
+    bzero(pbits, nby);
+
+    ppix = (PixmapPtr)(*pScreen->CreatePixmap)(pScreen, cm->width,
+					       cm->height, 1,
+					       CREATE_PIXMAP_USAGE_SCRATCH);
+    pGC = GetScratchGC(1, pScreen);
+    if (!ppix || !pGC)
+    {
+	if (ppix)
+	    (*pScreen->DestroyPixmap)(ppix);
+	if (pGC)
+	    FreeScratchGC(pGC);
+	free(pbits);
+	return BadAlloc;
+    }
+
+    rect.x = 0;
+    rect.y = 0;
+    rect.width = cm->width;
+    rect.height = cm->height;
+
+    /* fill the pixmap with 0 */
+    gcval[0].val = GXcopy;
+    gcval[1].val = 0;
+    gcval[2].ptr = (void *)pfont;
+    dixChangeGC(NullClient, pGC, GCFunction | GCForeground | GCFont,
+		NULL, gcval);
+    ValidateGC((DrawablePtr)ppix, pGC);
+    (*pGC->ops->PolyFillRect)((DrawablePtr)ppix, pGC, 1, &rect);
+
+    /* draw the glyph */
+    gcval[0].val = 1;
+    dixChangeGC(NullClient, pGC, GCForeground, NULL, gcval);
+    ValidateGC((DrawablePtr)ppix, pGC);
+    (*pGC->ops->PolyText16)((DrawablePtr)ppix, pGC, cm->xhot, cm->yhot,
+			    1, (unsigned short *)char2b);
+    (*pScreen->GetImage)((DrawablePtr)ppix, 0, 0, cm->width, cm->height,
+			 XYPixmap, 1, pbits);
+    *ppbits = (unsigned char *)pbits;
+    FreeScratchGC(pGC);
+    (*pScreen->DestroyPixmap)(ppix);
+    return Success;
+}
+#endif /* NXAGENT_SERVER */
+
+Bool
+CursorMetricsFromGlyph(register FontPtr pfont, unsigned ch, register CursorMetricPtr cm)
+{
+    CharInfoPtr 	pci;
+    unsigned long	nglyphs;
+    CARD8		chs[2];
+    FontEncoding	encoding;
+
+    chs[0] = ch >> 8;
+    chs[1] = ch;
+    encoding = (FONTLASTROW(pfont) == 0) ? Linear16Bit : TwoD16Bit;
+    if (encoding == Linear16Bit)
+    {
+	if (ch < pfont->info.firstCol || pfont->info.lastCol < ch)
+	    return FALSE;
+    }
+    else
+    {
+	if (chs[0] < pfont->info.firstRow || pfont->info.lastRow < chs[0])
+	    return FALSE;
+	if (chs[1] < pfont->info.firstCol || pfont->info.lastCol < chs[1])
+	    return FALSE;
+    }
+    (*pfont->get_glyphs) (pfont, 1, chs, encoding, &nglyphs, &pci);
+    if (nglyphs == 0)
+	return FALSE;
+    cm->width = pci->metrics.rightSideBearing - pci->metrics.leftSideBearing;
+    cm->height = pci->metrics.descent + pci->metrics.ascent;
+    if (pci->metrics.leftSideBearing > 0)
+    {
+	cm->width += pci->metrics.leftSideBearing;
+	cm->xhot = 0;
+    }
+    else
+    {
+	cm->xhot = -pci->metrics.leftSideBearing;
+	if (pci->metrics.rightSideBearing < 0)
+	    cm->width -= pci->metrics.rightSideBearing;
+    }
+    if (pci->metrics.ascent < 0)
+    {
+	cm->height -= pci->metrics.ascent;
+	cm->yhot = 0;
+    }
+    else
+    {
+	cm->yhot = pci->metrics.ascent;
+	if (pci->metrics.descent < 0)
+	    cm->height -= pci->metrics.descent;
+    }
+    return TRUE;
+}

nx-X11/programs/Xserver/dix/grabs.c

@@ -0,0 +1,435 @@
+/*
+
+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.
+
+*/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include "misc.h"
+#include <nx-X11/Xproto.h>
+#include "windowstr.h"
+#include "inputstr.h"
+#include "cursorstr.h"
+#include "dixgrabs.h"
+
+#define BITMASK(i) (((Mask)1) << ((i) & 31))
+#define MASKIDX(i) ((i) >> 5)
+#define MASKWORD(buf, i) buf[MASKIDX(i)]
+#define BITSET(buf, i) MASKWORD(buf, i) |= BITMASK(i)
+#define BITCLEAR(buf, i) MASKWORD(buf, i) &= ~BITMASK(i)
+#define GETBIT(buf, i) (MASKWORD(buf, i) & BITMASK(i))
+
+GrabPtr
+CreateGrab(
+    int client,
+    DeviceIntPtr device,
+    WindowPtr window,
+    Mask eventMask,
+    Bool ownerEvents, Bool keyboardMode, Bool pointerMode,
+    DeviceIntPtr modDevice,
+    unsigned short modifiers,
+    int type,
+    KeyCode keybut,	/* key or button */
+    WindowPtr confineTo,
+    CursorPtr cursor)
+{
+    GrabPtr grab;
+
+    grab = (GrabPtr)malloc(sizeof(GrabRec));
+    if (!grab)
+	return (GrabPtr)NULL;
+    grab->resource = FakeClientID(client);
+    grab->device = device;
+    grab->coreGrab = ((device == inputInfo.keyboard) ||
+		      (device == inputInfo.pointer));
+    grab->window = window;
+    grab->eventMask = eventMask;
+    grab->ownerEvents = ownerEvents;
+    grab->keyboardMode = keyboardMode;
+    grab->pointerMode = pointerMode;
+    grab->modifiersDetail.exact = modifiers;
+    grab->modifiersDetail.pMask = NULL;
+    grab->modifierDevice = modDevice;
+    grab->coreMods = ((modDevice == inputInfo.keyboard) ||
+		      (modDevice == inputInfo.pointer));
+    grab->type = type;
+    grab->detail.exact = keybut;
+    grab->detail.pMask = NULL;
+    grab->confineTo = confineTo;
+    grab->cursor = cursor;
+    if (cursor)
+	cursor->refcnt++;
+    return grab;
+
+}
+
+static void
+FreeGrab(GrabPtr pGrab)
+{
+    if (pGrab->modifiersDetail.pMask != NULL)
+	free(pGrab->modifiersDetail.pMask);
+
+    if (pGrab->detail.pMask != NULL)
+	free(pGrab->detail.pMask);
+
+    if (pGrab->cursor)
+	FreeCursor(pGrab->cursor, (Cursor)0);
+
+    free(pGrab);
+}
+
+int
+DeletePassiveGrab(void * value, XID id)
+{
+    register GrabPtr g, prev;
+    GrabPtr pGrab = (GrabPtr)value;
+
+    /* it is OK if the grab isn't found */
+    prev = 0;
+    for (g = (wPassiveGrabs (pGrab->window)); g; g = g->next)
+    {
+	if (pGrab == g)
+	{
+	    if (prev)
+		prev->next = g->next;
+	    else
+		if (!(pGrab->window->optional->passiveGrabs = g->next))
+		    CheckWindowOptionalNeed (pGrab->window);
+	    break;
+	}
+	prev = g;
+    }
+    FreeGrab(pGrab);
+    return Success;
+}
+
+static Mask *
+DeleteDetailFromMask(Mask *pDetailMask, unsigned short detail)
+{
+    register Mask *mask;
+    register int i;
+
+    mask = (Mask *)malloc(sizeof(Mask) * MasksPerDetailMask);
+    if (mask)
+    {
+	if (pDetailMask)
+	    for (i = 0; i < MasksPerDetailMask; i++)
+		mask[i]= pDetailMask[i];
+	else
+	    for (i = 0; i < MasksPerDetailMask; i++)
+		mask[i]= ~0L;
+	BITCLEAR(mask, detail);
+    }
+    return mask; 
+}
+
+static Bool
+IsInGrabMask(
+    DetailRec firstDetail,
+    DetailRec secondDetail,
+    unsigned short exception)
+{
+    if (firstDetail.exact == exception)
+    {
+	if (firstDetail.pMask == NULL)
+	    return TRUE;
+	
+	/* (at present) never called with two non-null pMasks */
+	if (secondDetail.exact == exception)
+	    return FALSE;
+
+ 	if (GETBIT(firstDetail.pMask, secondDetail.exact))
+	    return TRUE;
+    }
+    
+    return FALSE;
+}
+
+static Bool 
+IdenticalExactDetails(
+    unsigned short firstExact,
+    unsigned short secondExact,
+    unsigned short exception)
+{
+    if ((firstExact == exception) || (secondExact == exception))
+	return FALSE;
+   
+    if (firstExact == secondExact)
+	return TRUE;
+
+    return FALSE;
+}
+
+static Bool 
+DetailSupersedesSecond(
+    DetailRec firstDetail,
+    DetailRec secondDetail,
+    unsigned short exception)
+{
+    if (IsInGrabMask(firstDetail, secondDetail, exception))
+	return TRUE;
+
+    if (IdenticalExactDetails(firstDetail.exact, secondDetail.exact,
+			      exception))
+	return TRUE;
+  
+    return FALSE;
+}
+
+static Bool
+GrabSupersedesSecond(GrabPtr pFirstGrab, GrabPtr pSecondGrab)
+{
+    if (!DetailSupersedesSecond(pFirstGrab->modifiersDetail,
+				pSecondGrab->modifiersDetail, 
+				(unsigned short)AnyModifier))
+	return FALSE;
+
+    if (DetailSupersedesSecond(pFirstGrab->detail,
+			       pSecondGrab->detail, (unsigned short)AnyKey))
+	return TRUE;
+ 
+    return FALSE;
+}
+
+Bool
+GrabMatchesSecond(GrabPtr pFirstGrab, GrabPtr pSecondGrab)
+{
+    if ((pFirstGrab->device != pSecondGrab->device) ||
+	(pFirstGrab->modifierDevice != pSecondGrab->modifierDevice) ||
+	(pFirstGrab->type != pSecondGrab->type))
+	return FALSE;
+
+    if (GrabSupersedesSecond(pFirstGrab, pSecondGrab) ||
+	GrabSupersedesSecond(pSecondGrab, pFirstGrab))
+	return TRUE;
+ 
+    if (DetailSupersedesSecond(pSecondGrab->detail, pFirstGrab->detail,
+			       (unsigned short)AnyKey) 
+	&& 
+	DetailSupersedesSecond(pFirstGrab->modifiersDetail,
+			       pSecondGrab->modifiersDetail,
+			       (unsigned short)AnyModifier))
+	return TRUE;
+
+    if (DetailSupersedesSecond(pFirstGrab->detail, pSecondGrab->detail,
+			       (unsigned short)AnyKey)
+	&& 
+	DetailSupersedesSecond(pSecondGrab->modifiersDetail,
+			       pFirstGrab->modifiersDetail,
+			       (unsigned short)AnyModifier))
+	return TRUE;
+
+    return FALSE;
+}
+
+int
+AddPassiveGrabToList(GrabPtr pGrab)
+{
+    GrabPtr grab;
+
+    for (grab = wPassiveGrabs(pGrab->window); grab; grab = grab->next)
+    {
+	if (GrabMatchesSecond(pGrab, grab))
+	{
+	    if (CLIENT_BITS(pGrab->resource) != CLIENT_BITS(grab->resource))
+	    {
+		FreeGrab(pGrab);
+		return BadAccess;
+	    }
+	}
+    }
+
+    if (!pGrab->window->optional && !MakeWindowOptional (pGrab->window))
+    {
+	FreeGrab(pGrab);
+	return BadAlloc;
+    }
+    pGrab->next = pGrab->window->optional->passiveGrabs;
+    pGrab->window->optional->passiveGrabs = pGrab;
+    if (AddResource(pGrab->resource, RT_PASSIVEGRAB, (void *)pGrab))
+	return Success;
+    return BadAlloc;
+}
+
+/* the following is kinda complicated, because we need to be able to back out
+ * if any allocation fails
+ */
+
+Bool
+DeletePassiveGrabFromList(GrabPtr pMinuendGrab)
+{
+    register GrabPtr grab;
+    GrabPtr *deletes, *adds;
+    Mask ***updates, **details;
+    int i, ndels, nadds, nups;
+    Bool ok;
+
+#define UPDATE(mask,exact) \
+	if (!(details[nups] = DeleteDetailFromMask(mask, exact))) \
+	  ok = FALSE; \
+	else \
+	  updates[nups++] = &(mask)
+
+    i = 0;
+    for (grab = wPassiveGrabs(pMinuendGrab->window); grab; grab = grab->next)
+	i++;
+    if (!i)
+	return TRUE;
+    deletes = (GrabPtr *)malloc(i * sizeof(GrabPtr));
+    adds = (GrabPtr *)malloc(i * sizeof(GrabPtr));
+    updates = (Mask ***)malloc(i * sizeof(Mask **));
+    details = (Mask **)malloc(i * sizeof(Mask *));
+    if (!deletes || !adds || !updates || !details)
+    {
+	if (details) free(details);
+	if (updates) free(updates);
+	if (adds) free(adds);
+	if (deletes) free(deletes);
+	return FALSE;
+    }
+    ndels = nadds = nups = 0;
+    ok = TRUE;
+    for (grab = wPassiveGrabs(pMinuendGrab->window);
+	 grab && ok;
+	 grab = grab->next)
+    {
+	if ((CLIENT_BITS(grab->resource) != CLIENT_BITS(pMinuendGrab->resource)) ||
+	    !GrabMatchesSecond(grab, pMinuendGrab))
+	    continue;
+	if (GrabSupersedesSecond(pMinuendGrab, grab))
+	{
+	    deletes[ndels++] = grab;
+	}
+	else if ((grab->detail.exact == AnyKey)
+		 && (grab->modifiersDetail.exact != AnyModifier))
+	{
+	    UPDATE(grab->detail.pMask, pMinuendGrab->detail.exact);
+	}
+	else if ((grab->modifiersDetail.exact == AnyModifier) 
+		 && (grab->detail.exact != AnyKey))
+	{
+	    UPDATE(grab->modifiersDetail.pMask,
+		   pMinuendGrab->modifiersDetail.exact);
+	}
+	else if ((pMinuendGrab->detail.exact != AnyKey)
+		 && (pMinuendGrab->modifiersDetail.exact != AnyModifier))
+	{
+	    GrabPtr pNewGrab;
+
+	    UPDATE(grab->detail.pMask, pMinuendGrab->detail.exact);
+
+	    pNewGrab = CreateGrab(CLIENT_ID(grab->resource), grab->device,
+				  grab->window, (Mask)grab->eventMask,
+				  (Bool)grab->ownerEvents,
+				  (Bool)grab->keyboardMode,
+				  (Bool)grab->pointerMode,
+				  grab->modifierDevice,
+				  AnyModifier, (int)grab->type,
+				  pMinuendGrab->detail.exact,
+				  grab->confineTo, grab->cursor);
+	    if (!pNewGrab)
+		ok = FALSE;
+	    else if (!(pNewGrab->modifiersDetail.pMask =
+		       DeleteDetailFromMask(grab->modifiersDetail.pMask,
+					 pMinuendGrab->modifiersDetail.exact))
+		     ||
+		     (!pNewGrab->window->optional &&
+		      !MakeWindowOptional(pNewGrab->window)))
+	    {
+		FreeGrab(pNewGrab);
+		ok = FALSE;
+	    }
+	    else if (!AddResource(pNewGrab->resource, RT_PASSIVEGRAB,
+				  (void *)pNewGrab))
+		ok = FALSE;
+	    else
+		adds[nadds++] = pNewGrab;
+	}   
+	else if (pMinuendGrab->detail.exact == AnyKey)
+	{
+	    UPDATE(grab->modifiersDetail.pMask,
+		   pMinuendGrab->modifiersDetail.exact);
+	}
+	else
+	{
+	    UPDATE(grab->detail.pMask, pMinuendGrab->detail.exact);
+	}
+    }
+
+    if (!ok)
+    {
+	for (i = 0; i < nadds; i++)
+	    FreeResource(adds[i]->resource, RT_NONE);
+	for (i = 0; i < nups; i++)
+	    free(details[i]);
+    }
+    else
+    {
+	for (i = 0; i < ndels; i++)
+	    FreeResource(deletes[i]->resource, RT_NONE);
+	for (i = 0; i < nadds; i++)
+	{
+	    grab = adds[i];
+	    grab->next = grab->window->optional->passiveGrabs;
+	    grab->window->optional->passiveGrabs = grab;
+	}
+	for (i = 0; i < nups; i++)
+	{
+	    free(*updates[i]);
+	    *updates[i] = details[i];
+	}
+    }
+    free(details);
+    free(updates);
+    free(adds);
+    free(deletes);
+    return ok;
+
+#undef UPDATE
+}

nx-X11/programs/Xserver/dix/initatoms.c

@@ -0,0 +1,84 @@
+/* THIS IS A GENERATED FILE
+ *
+ * Do not change!  Changing this file implies a protocol change!
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xatom.h>
+#include "misc.h"
+#include "dix.h"
+void MakePredeclaredAtoms()
+{
+    if (MakeAtom("PRIMARY", 7, 1) != XA_PRIMARY) AtomError();
+    if (MakeAtom("SECONDARY", 9, 1) != XA_SECONDARY) AtomError();
+    if (MakeAtom("ARC", 3, 1) != XA_ARC) AtomError();
+    if (MakeAtom("ATOM", 4, 1) != XA_ATOM) AtomError();
+    if (MakeAtom("BITMAP", 6, 1) != XA_BITMAP) AtomError();
+    if (MakeAtom("CARDINAL", 8, 1) != XA_CARDINAL) AtomError();
+    if (MakeAtom("COLORMAP", 8, 1) != XA_COLORMAP) AtomError();
+    if (MakeAtom("CURSOR", 6, 1) != XA_CURSOR) AtomError();
+    if (MakeAtom("CUT_BUFFER0", 11, 1) != XA_CUT_BUFFER0) AtomError();
+    if (MakeAtom("CUT_BUFFER1", 11, 1) != XA_CUT_BUFFER1) AtomError();
+    if (MakeAtom("CUT_BUFFER2", 11, 1) != XA_CUT_BUFFER2) AtomError();
+    if (MakeAtom("CUT_BUFFER3", 11, 1) != XA_CUT_BUFFER3) AtomError();
+    if (MakeAtom("CUT_BUFFER4", 11, 1) != XA_CUT_BUFFER4) AtomError();
+    if (MakeAtom("CUT_BUFFER5", 11, 1) != XA_CUT_BUFFER5) AtomError();
+    if (MakeAtom("CUT_BUFFER6", 11, 1) != XA_CUT_BUFFER6) AtomError();
+    if (MakeAtom("CUT_BUFFER7", 11, 1) != XA_CUT_BUFFER7) AtomError();
+    if (MakeAtom("DRAWABLE", 8, 1) != XA_DRAWABLE) AtomError();
+    if (MakeAtom("FONT", 4, 1) != XA_FONT) AtomError();
+    if (MakeAtom("INTEGER", 7, 1) != XA_INTEGER) AtomError();
+    if (MakeAtom("PIXMAP", 6, 1) != XA_PIXMAP) AtomError();
+    if (MakeAtom("POINT", 5, 1) != XA_POINT) AtomError();
+    if (MakeAtom("RECTANGLE", 9, 1) != XA_RECTANGLE) AtomError();
+    if (MakeAtom("RESOURCE_MANAGER", 16, 1) != XA_RESOURCE_MANAGER) AtomError();
+    if (MakeAtom("RGB_COLOR_MAP", 13, 1) != XA_RGB_COLOR_MAP) AtomError();
+    if (MakeAtom("RGB_BEST_MAP", 12, 1) != XA_RGB_BEST_MAP) AtomError();
+    if (MakeAtom("RGB_BLUE_MAP", 12, 1) != XA_RGB_BLUE_MAP) AtomError();
+    if (MakeAtom("RGB_DEFAULT_MAP", 15, 1) != XA_RGB_DEFAULT_MAP) AtomError();
+    if (MakeAtom("RGB_GRAY_MAP", 12, 1) != XA_RGB_GRAY_MAP) AtomError();
+    if (MakeAtom("RGB_GREEN_MAP", 13, 1) != XA_RGB_GREEN_MAP) AtomError();
+    if (MakeAtom("RGB_RED_MAP", 11, 1) != XA_RGB_RED_MAP) AtomError();
+    if (MakeAtom("STRING", 6, 1) != XA_STRING) AtomError();
+    if (MakeAtom("VISUALID", 8, 1) != XA_VISUALID) AtomError();
+    if (MakeAtom("WINDOW", 6, 1) != XA_WINDOW) AtomError();
+    if (MakeAtom("WM_COMMAND", 10, 1) != XA_WM_COMMAND) AtomError();
+    if (MakeAtom("WM_HINTS", 8, 1) != XA_WM_HINTS) AtomError();
+    if (MakeAtom("WM_CLIENT_MACHINE", 17, 1) != XA_WM_CLIENT_MACHINE) AtomError();
+    if (MakeAtom("WM_ICON_NAME", 12, 1) != XA_WM_ICON_NAME) AtomError();
+    if (MakeAtom("WM_ICON_SIZE", 12, 1) != XA_WM_ICON_SIZE) AtomError();
+    if (MakeAtom("WM_NAME", 7, 1) != XA_WM_NAME) AtomError();
+    if (MakeAtom("WM_NORMAL_HINTS", 15, 1) != XA_WM_NORMAL_HINTS) AtomError();
+    if (MakeAtom("WM_SIZE_HINTS", 13, 1) != XA_WM_SIZE_HINTS) AtomError();
+    if (MakeAtom("WM_ZOOM_HINTS", 13, 1) != XA_WM_ZOOM_HINTS) AtomError();
+    if (MakeAtom("MIN_SPACE", 9, 1) != XA_MIN_SPACE) AtomError();
+    if (MakeAtom("NORM_SPACE", 10, 1) != XA_NORM_SPACE) AtomError();
+    if (MakeAtom("MAX_SPACE", 9, 1) != XA_MAX_SPACE) AtomError();
+    if (MakeAtom("END_SPACE", 9, 1) != XA_END_SPACE) AtomError();
+    if (MakeAtom("SUPERSCRIPT_X", 13, 1) != XA_SUPERSCRIPT_X) AtomError();
+    if (MakeAtom("SUPERSCRIPT_Y", 13, 1) != XA_SUPERSCRIPT_Y) AtomError();
+    if (MakeAtom("SUBSCRIPT_X", 11, 1) != XA_SUBSCRIPT_X) AtomError();
+    if (MakeAtom("SUBSCRIPT_Y", 11, 1) != XA_SUBSCRIPT_Y) AtomError();
+    if (MakeAtom("UNDERLINE_POSITION", 18, 1) != XA_UNDERLINE_POSITION) AtomError();
+    if (MakeAtom("UNDERLINE_THICKNESS", 19, 1) != XA_UNDERLINE_THICKNESS) AtomError();
+    if (MakeAtom("STRIKEOUT_ASCENT", 16, 1) != XA_STRIKEOUT_ASCENT) AtomError();
+    if (MakeAtom("STRIKEOUT_DESCENT", 17, 1) != XA_STRIKEOUT_DESCENT) AtomError();
+    if (MakeAtom("ITALIC_ANGLE", 12, 1) != XA_ITALIC_ANGLE) AtomError();
+    if (MakeAtom("X_HEIGHT", 8, 1) != XA_X_HEIGHT) AtomError();
+    if (MakeAtom("QUAD_WIDTH", 10, 1) != XA_QUAD_WIDTH) AtomError();
+    if (MakeAtom("WEIGHT", 6, 1) != XA_WEIGHT) AtomError();
+    if (MakeAtom("POINT_SIZE", 10, 1) != XA_POINT_SIZE) AtomError();
+    if (MakeAtom("RESOLUTION", 10, 1) != XA_RESOLUTION) AtomError();
+    if (MakeAtom("COPYRIGHT", 9, 1) != XA_COPYRIGHT) AtomError();
+    if (MakeAtom("NOTICE", 6, 1) != XA_NOTICE) AtomError();
+    if (MakeAtom("FONT_NAME", 9, 1) != XA_FONT_NAME) AtomError();
+    if (MakeAtom("FAMILY_NAME", 11, 1) != XA_FAMILY_NAME) AtomError();
+    if (MakeAtom("FULL_NAME", 9, 1) != XA_FULL_NAME) AtomError();
+    if (MakeAtom("CAP_HEIGHT", 10, 1) != XA_CAP_HEIGHT) AtomError();
+    if (MakeAtom("WM_CLASS", 8, 1) != XA_WM_CLASS) AtomError();
+    if (MakeAtom("WM_TRANSIENT_FOR", 16, 1) != XA_WM_TRANSIENT_FOR) AtomError();
+}

nx-X11/programs/Xserver/dix/main.c

@@ -0,0 +1,570 @@
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+/* The panoramix components contained the following notice */
+/*****************************************************************
+
+Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software.
+
+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
+DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
+BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL 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 Digital Equipment Corporation
+shall not be used in advertising or otherwise to promote the sale, use or other
+dealings in this Software without prior written authorization from Digital
+Equipment Corporation.
+
+******************************************************************/
+
+/* $TOG: main.c /main/86 1998/02/09 14:20:03 kaleb $ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xos.h>   /* for unistd.h  */
+#include <nx-X11/Xproto.h>
+#include "scrnintstr.h"
+#include "misc.h"
+#include "os.h"
+#include "windowstr.h"
+#include "resource.h"
+#include "dixstruct.h"
+#include "gcstruct.h"
+#include "extension.h"
+#include "colormap.h"
+#include "colormapst.h"
+#include "cursorstr.h"
+#include <X11/fonts/font.h>
+#include <X11/fonts/fontstruct.h>
+#ifdef HAS_XFONT2
+# include <X11/fonts/libxfont2.h>
+#else
+# include <X11/fonts/fontutil.h>
+#endif /* HAS_XFONT2 */
+#include "opaque.h"
+#include "servermd.h"
+#include "site.h"
+#include "dixfont.h"
+#include "extnsionst.h"
+#include "client.h"
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#else
+#include "dixevents.h"		/* InitEvents() */
+#include "dispatch.h"		/* InitProcVectors() */
+#endif
+
+#ifdef DPMSExtension
+#define DPMS_SERVER
+#include <nx-X11/extensions/dpms.h>
+#include "dpmsproc.h"
+#endif
+
+extern int InitClientPrivates(ClientPtr client);
+
+extern void Dispatch(void);
+
+xConnSetupPrefix connSetupPrefix;
+
+extern FontPtr defaultFont;
+
+extern void InitProcVectors(void);
+extern Bool CreateGCperDepthArray(void);
+
+extern void FreeScreen(ScreenPtr pScreen);
+
+#ifndef PANORAMIX
+static
+#endif
+Bool CreateConnectionBlock(void);
+
+PaddingInfo PixmapWidthPaddingInfo[33];
+
+int connBlockScreenStart;
+
+static int restart = 0;
+
+void
+NotImplemented(xEvent *from, xEvent *to)
+{
+    FatalError("Not implemented");
+}
+
+/*
+ * Dummy entry for ReplySwapVector[]
+ */
+
+void
+ReplyNotSwappd(
+	ClientPtr pClient ,
+	int size ,
+	void * pbuf
+	)
+{
+    FatalError("Not implemented");
+}
+
+int
+main(int argc, char *argv[], char *envp[])
+{
+    int		i;
+    char	*xauthfile;
+    HWEventQueueType	alwaysCheckForInput[2];
+
+    display = "0";
+
+    InitGlobals();
+
+    /* Quartz support on Mac OS X requires that the Cocoa event loop be in
+     * the main thread. This allows the X server main to be called again
+     * from another thread. */
+#if defined(__DARWIN__) && defined(DARWIN_WITH_QUARTZ)
+    DarwinHandleGUI(argc, argv, envp);
+#endif
+
+    /* Notice if we're restarted.  Probably this is because we jumped through
+     * an uninitialized pointer */
+    if (restart)
+	FatalError("server restarted. Jumped through uninitialized pointer?\n");
+    else
+	restart = 1;
+
+    CheckUserParameters(argc, argv, envp);
+
+    CheckUserAuthorization();
+
+#ifdef COMMANDLINE_CHALLENGED_OPERATING_SYSTEMS
+    ExpandCommandLine(&argc, &argv);
+#endif
+
+    InitConnectionLimits();
+
+    /* These are needed by some routines which are called from interrupt
+     * handlers, thus have no direct calling path back to main and thus
+     * can't be passed argc, argv as parameters */
+    argcGlobal = argc;
+    argvGlobal = argv;
+    /* prep X authority file from environment; this can be overriden by a
+     * command line option */
+    xauthfile = getenv("XAUTHORITY");
+    if (xauthfile) InitAuthorization (xauthfile);
+    ProcessCommandLine(argc, argv);
+
+    alwaysCheckForInput[0] = 0;
+    alwaysCheckForInput[1] = 1;
+    while(1)
+    {
+	serverGeneration++;
+	ScreenSaverTime = defaultScreenSaverTime;
+	ScreenSaverInterval = defaultScreenSaverInterval;
+	ScreenSaverBlanking = defaultScreenSaverBlanking;
+	ScreenSaverAllowExposures = defaultScreenSaverAllowExposures;
+#ifdef DPMSExtension
+	DPMSStandbyTime = defaultDPMSStandbyTime;
+	DPMSSuspendTime = defaultDPMSSuspendTime;
+	DPMSOffTime = defaultDPMSOffTime;
+	DPMSEnabled = defaultDPMSEnabled;
+	DPMSPowerLevel = 0;
+#endif
+	InitBlockAndWakeupHandlers();
+	/* Perform any operating system dependent initializations you'd like */
+	OsInit();		
+	if(serverGeneration == 1)
+	{
+	    CreateWellKnownSockets();
+	    InitProcVectors();
+	    clients = (ClientPtr *)malloc(MAXCLIENTS * sizeof(ClientPtr));
+	    if (!clients)
+		FatalError("couldn't create client array");
+	    for (i=1; i<MAXCLIENTS; i++) 
+		clients[i] = NullClient;
+	    serverClient = (ClientPtr)malloc(sizeof(ClientRec));
+	    if (!serverClient)
+		FatalError("couldn't create server client");
+	    InitClient(serverClient, 0, (void *)NULL);
+	}
+	else
+	    ResetWellKnownSockets ();
+	clients[0] = serverClient;
+	currentMaxClients = 1;
+
+	if (!InitClientResources(serverClient))      /* for root resources */
+	    FatalError("couldn't init server resources");
+
+	SetInputCheck(&alwaysCheckForInput[0], &alwaysCheckForInput[1]);
+	screenInfo.arraySize = MAXSCREENS;
+	screenInfo.numScreens = 0;
+
+	InitAtoms();
+	InitEvents();
+#ifdef HAS_XFONT2
+	xfont2_init_glyph_caching();
+#else
+	InitGlyphCaching();
+#endif /* of HAS_XFONT2 */
+	ResetExtensionPrivates();
+	ResetClientPrivates();
+	ResetScreenPrivates();
+	ResetWindowPrivates();
+	ResetGCPrivates();
+#ifdef PIXPRIV
+	ResetPixmapPrivates();
+#endif
+	ResetColormapPrivates();
+	ResetDevicePrivateIndex();
+	InitFonts();
+	InitCallbackManager();
+	InitVisualWrap();
+	InitOutput(&screenInfo, argc, argv);
+
+	if (screenInfo.numScreens < 1)
+	    FatalError("no screens found");
+	InitExtensions(argc, argv);
+	if (!InitClientPrivates(serverClient))
+	    FatalError("failed to allocate serverClient devprivates");
+	for (i = 0; i < screenInfo.numScreens; i++)
+	{
+	    ScreenPtr pScreen = screenInfo.screens[i];
+	    if (!CreateScratchPixmapsForScreen(i))
+		FatalError("failed to create scratch pixmaps");
+	    if (pScreen->CreateScreenResources &&
+		!(*pScreen->CreateScreenResources)(pScreen))
+		FatalError("failed to create screen resources");
+	    if (!CreateGCperDepth(i))
+		FatalError("failed to create scratch GCs");
+	    if (!CreateDefaultStipple(i))
+		FatalError("failed to create default stipple");
+	    if (!CreateRootWindow(pScreen))
+		FatalError("failed to create root window");
+	}
+	InitInput(argc, argv);
+	if (InitAndStartDevices() != Success)
+	    FatalError("failed to initialize core devices");
+	ReserveClientIds(serverClient);
+
+	if (loadableFonts) {
+	    SetFontPath(serverClient, 0, (unsigned char *)defaultFontPath);
+	} else {
+	    if (SetDefaultFontPath(defaultFontPath) != Success)
+		ErrorF("failed to set default font path '%s'\n",
+			defaultFontPath);
+	}
+	if (!SetDefaultFont(defaultTextFont))
+	    FatalError("could not open default font '%s'", defaultTextFont);
+	if (!(rootCursor = CreateRootCursor(defaultCursorFont, 0)))
+	    FatalError("could not open default cursor font '%s'",
+		       defaultCursorFont);
+#ifdef DPMSExtension
+ 	/* check all screens, looking for DPMS Capabilities */
+ 	DPMSCapableFlag = DPMSSupported();
+	if (!DPMSCapableFlag)
+     	    DPMSEnabled = FALSE;
+#endif
+
+#ifdef PANORAMIX
+	/*
+	 * Consolidate window and colourmap information for each screen
+	 */
+	if (!noPanoramiXExtension)
+	    PanoramiXConsolidate();
+#endif
+
+	for (i = 0; i < screenInfo.numScreens; i++)
+	    InitRootWindow(screenInfo.screens[i]->root);
+	DefineInitialRootWindow(screenInfo.screens[0]->root);
+	SaveScreens(SCREEN_SAVER_FORCER, ScreenSaverReset);
+
+#ifdef PANORAMIX
+	if (!noPanoramiXExtension) {
+	    if (!PanoramiXCreateConnectionBlock())
+		FatalError("could not create connection block info");
+	} else
+#endif
+	{
+	    if (!CreateConnectionBlock())
+	    	FatalError("could not create connection block info");
+	}
+
+	NotifyParentProcess();
+
+	Dispatch();
+
+	/* Now free up whatever must be freed */
+	if (screenIsSaved == SCREEN_SAVER_ON)
+	    SaveScreens(SCREEN_SAVER_OFF, ScreenSaverReset);
+	FreeScreenSaverTimer();
+	CloseDownExtensions();
+
+#ifdef PANORAMIX
+	{
+	    Bool remember_it = noPanoramiXExtension;
+	    noPanoramiXExtension = TRUE;
+	    FreeAllResources();
+	    noPanoramiXExtension = remember_it;
+	}
+#else
+	FreeAllResources();
+#endif
+
+	for (i = 0; i < screenInfo.numScreens; i++)
+	   screenInfo.screens[i]->root = NullWindow;
+	CloseDownDevices();
+	CloseDownEvents();
+
+	for (i = screenInfo.numScreens - 1; i >= 0; i--)
+	{
+	    FreeScratchPixmapsForScreen(i);
+	    FreeGCperDepth(i);
+	    FreeDefaultStipple(i);
+	    (* screenInfo.screens[i]->CloseScreen)(screenInfo.screens[i]);
+	    FreeScreen(screenInfo.screens[i]);
+	    screenInfo.numScreens = i;
+	}
+	FreeFonts();
+
+	FreeAuditTimer();
+
+	ReleaseClientIds(serverClient);
+	free(serverClient->devPrivates);
+	serverClient->devPrivates = NULL;
+
+	if (dispatchException & DE_TERMINATE)
+	{
+	    CloseWellKnownConnections();
+	}
+
+	OsCleanup((dispatchException & DE_TERMINATE) != 0);
+
+	if (dispatchException & DE_TERMINATE)
+	{
+	    ddxGiveUp();
+	    break;
+	}
+
+	free(ConnectionInfo);
+	ConnectionInfo = NULL;
+    }
+    return(0);
+}
+
+static int  VendorRelease = VENDOR_RELEASE;
+static char *VendorString = VENDOR_STRING;
+
+void
+SetVendorRelease(int release)
+{
+    VendorRelease = release;
+}
+
+void
+SetVendorString(char *string)
+{
+    VendorString = string;
+}
+
+static int padlength[4] = {0, 3, 2, 1};
+
+#ifndef PANORAMIX
+static
+#endif
+Bool
+CreateConnectionBlock()
+{
+    xConnSetup setup;
+    xWindowRoot root;
+    xDepth	depth;
+    xVisualType visual;
+    xPixmapFormat format;
+    unsigned long vid;
+    int i, j, k,
+        lenofblock,
+        sizesofar = 0;
+    char *pBuf;
+
+    
+    memset(&setup, 0, sizeof(xConnSetup));
+    /* Leave off the ridBase and ridMask, these must be sent with 
+       connection */
+
+    setup.release = VendorRelease;
+    /*
+     * per-server image and bitmap parameters are defined in Xmd.h
+     */
+    setup.imageByteOrder = screenInfo.imageByteOrder;
+
+    setup.bitmapScanlineUnit = screenInfo.bitmapScanlineUnit;
+    setup.bitmapScanlinePad = screenInfo.bitmapScanlinePad;
+
+    setup.bitmapBitOrder = screenInfo.bitmapBitOrder;
+    setup.motionBufferSize = NumMotionEvents();
+    setup.numRoots = screenInfo.numScreens;
+    setup.nbytesVendor = strlen(VendorString); 
+    setup.numFormats = screenInfo.numPixmapFormats;
+    setup.maxRequestSize = MAX_REQUEST_SIZE;
+    QueryMinMaxKeyCodes(&setup.minKeyCode, &setup.maxKeyCode);
+    
+    lenofblock = sizeof(xConnSetup) + 
+            ((setup.nbytesVendor + 3) & ~3) +
+	    (setup.numFormats * sizeof(xPixmapFormat)) +
+            (setup.numRoots * sizeof(xWindowRoot));
+    ConnectionInfo = (char *) malloc(lenofblock);
+    if (!ConnectionInfo)
+	return FALSE;
+
+    memmove(ConnectionInfo, (char *)&setup, sizeof(xConnSetup));
+    sizesofar = sizeof(xConnSetup);
+    pBuf = ConnectionInfo + sizeof(xConnSetup);
+
+    memmove(pBuf, VendorString, (int)setup.nbytesVendor);
+    sizesofar += setup.nbytesVendor;
+    pBuf += setup.nbytesVendor;
+    i = padlength[setup.nbytesVendor & 3];
+    sizesofar += i;
+    while (--i >= 0)
+	*pBuf++ = 0;
+    
+    memset(&format, 0, sizeof(xPixmapFormat));
+    for (i=0; i<screenInfo.numPixmapFormats; i++)
+    {
+	format.depth = screenInfo.formats[i].depth;
+	format.bitsPerPixel = screenInfo.formats[i].bitsPerPixel;
+	format.scanLinePad = screenInfo.formats[i].scanlinePad;
+	memmove(pBuf, (char *)&format, sizeof(xPixmapFormat));
+	pBuf += sizeof(xPixmapFormat);
+	sizesofar += sizeof(xPixmapFormat);
+    }
+
+    connBlockScreenStart = sizesofar;
+    memset(&depth, 0, sizeof(xDepth));
+    memset(&visual, 0, sizeof(xVisualType));
+    for (i=0; i<screenInfo.numScreens; i++) 
+    {
+	ScreenPtr	pScreen;
+	DepthPtr	pDepth;
+	VisualPtr	pVisual;
+
+	pScreen = screenInfo.screens[i];
+	root.windowId = screenInfo.screens[i]->root->drawable.id;
+	root.defaultColormap = pScreen->defColormap;
+	root.whitePixel = pScreen->whitePixel;
+	root.blackPixel = pScreen->blackPixel;
+	root.currentInputMask = 0;    /* filled in when sent */
+	root.pixWidth = pScreen->width;
+	root.pixHeight = pScreen->height;
+	root.mmWidth = pScreen->mmWidth;
+	root.mmHeight = pScreen->mmHeight;
+	root.minInstalledMaps = pScreen->minInstalledCmaps;
+	root.maxInstalledMaps = pScreen->maxInstalledCmaps; 
+	root.rootVisualID = pScreen->rootVisual;		
+	root.backingStore = pScreen->backingStoreSupport;
+	root.saveUnders = pScreen->saveUnderSupport != NotUseful;
+	root.rootDepth = pScreen->rootDepth;
+	root.nDepths = pScreen->numDepths;
+	memmove(pBuf, (char *)&root, sizeof(xWindowRoot));
+	sizesofar += sizeof(xWindowRoot);
+	pBuf += sizeof(xWindowRoot);
+
+	pDepth = pScreen->allowedDepths;
+	for(j = 0; j < pScreen->numDepths; j++, pDepth++)
+	{
+	    lenofblock += sizeof(xDepth) + 
+		    (pDepth->numVids * sizeof(xVisualType));
+	    pBuf = (char *)realloc(ConnectionInfo, lenofblock);
+	    if (!pBuf)
+	    {
+		free(ConnectionInfo);
+		return FALSE;
+	    }
+	    ConnectionInfo = pBuf;
+	    pBuf += sizesofar;            
+	    depth.depth = pDepth->depth;
+	    depth.nVisuals = pDepth->numVids;
+	    memmove(pBuf, (char *)&depth, sizeof(xDepth));
+	    pBuf += sizeof(xDepth);
+	    sizesofar += sizeof(xDepth);
+	    for(k = 0; k < pDepth->numVids; k++)
+	    {
+		vid = pDepth->vids[k];
+		for (pVisual = pScreen->visuals;
+		     pVisual->vid != vid;
+		     pVisual++)
+		    ;
+		visual.visualID = vid;
+		visual.class = pVisual->class;
+		visual.bitsPerRGB = pVisual->bitsPerRGBValue;
+		visual.colormapEntries = pVisual->ColormapEntries;
+		visual.redMask = pVisual->redMask;
+		visual.greenMask = pVisual->greenMask;
+		visual.blueMask = pVisual->blueMask;
+		memmove(pBuf, (char *)&visual, sizeof(xVisualType));
+		pBuf += sizeof(xVisualType);
+		sizesofar += sizeof(xVisualType);
+	    }
+	}
+    }
+    connSetupPrefix.success = xTrue;
+    connSetupPrefix.length = lenofblock/4;
+    connSetupPrefix.majorVersion = X_PROTOCOL;
+    connSetupPrefix.minorVersion = X_PROTOCOL_REVISION;
+    return TRUE;
+}

nx-X11/programs/Xserver/dix/pixmap.c

@@ -0,0 +1,159 @@
+/*
+
+Copyright 1993, 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.
+
+*/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include "scrnintstr.h"
+#include "misc.h"
+#include "os.h"
+#include "windowstr.h"
+#include "resource.h"
+#include "dixstruct.h"
+#include "gcstruct.h"
+#include "servermd.h"
+#include "site.h"
+
+
+/*
+ *  Scratch pixmap management and device independent pixmap allocation
+ *  function.
+ */
+
+
+/* callable by ddx */
+PixmapPtr
+GetScratchPixmapHeader(ScreenPtr pScreen, int width, int height, int depth, 
+                       int bitsPerPixel, int devKind, void * pPixData)
+{
+    PixmapPtr pPixmap = pScreen->pScratchPixmap;
+
+    if (pPixmap)
+	pScreen->pScratchPixmap = NULL;
+    else
+	/* width and height of 0 means don't allocate any pixmap data */
+	pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth, 0);
+
+    if (pPixmap) {
+	if ((*pScreen->ModifyPixmapHeader)(pPixmap, width, height, depth,
+					   bitsPerPixel, devKind, pPixData))
+	    return pPixmap;
+	(*pScreen->DestroyPixmap)(pPixmap);
+    }
+    return NullPixmap;
+}
+
+
+/* callable by ddx */
+void
+FreeScratchPixmapHeader(PixmapPtr pPixmap)
+{
+    if (pPixmap)
+    {
+	ScreenPtr pScreen = pPixmap->drawable.pScreen;
+
+	pPixmap->devPrivate.ptr = NULL; /* lest ddx chases bad ptr */
+	if (pScreen->pScratchPixmap)
+	    (*pScreen->DestroyPixmap)(pPixmap);
+	else
+	    pScreen->pScratchPixmap = pPixmap;
+    }
+}
+
+
+Bool
+CreateScratchPixmapsForScreen(int scrnum)
+{
+    /* let it be created on first use */
+    screenInfo.screens[scrnum]->pScratchPixmap = NULL;
+    return TRUE;
+}
+
+
+void
+FreeScratchPixmapsForScreen(int scrnum)
+{
+    FreeScratchPixmapHeader(screenInfo.screens[scrnum]->pScratchPixmap);
+}
+
+
+/* callable by ddx */
+PixmapPtr
+AllocatePixmap(ScreenPtr pScreen, int pixDataSize)
+{
+    PixmapPtr pPixmap;
+#ifdef PIXPRIV
+    char *ptr;
+    DevUnion *ppriv;
+    unsigned *sizes;
+    unsigned size;
+    int i;
+
+    if (pScreen->totalPixmapSize > ((size_t)-1) - pixDataSize)
+	return NullPixmap;
+    
+    /*
+     * FIXME: Allocate 4 bytes at the end of each pixmap. This
+     * is a quick workaround intended to fix a problem reported
+     * by Valgrind due to fbBlt() writing just after the end of
+     * the pixmap buffer. This may be a RENDER bug.
+     * This is not included in xorg upstream!
+     */
+
+    pPixmap = (PixmapPtr)calloc(1, pScreen->totalPixmapSize + pixDataSize + 4);
+    if (!pPixmap)
+	return NullPixmap;
+    ppriv = (DevUnion *)(pPixmap + 1);
+    pPixmap->devPrivates = ppriv;
+    sizes = pScreen->PixmapPrivateSizes;
+    ptr = (char *)(ppriv + pScreen->PixmapPrivateLen);
+    for (i = pScreen->PixmapPrivateLen; --i >= 0; ppriv++, sizes++)
+    {
+        if ((size = *sizes) != 0)
+        {
+	    ppriv->ptr = (void *)ptr;
+	    ptr += size;
+        }
+        else
+	    ppriv->ptr = (void *)NULL;
+    }
+#else
+    pPixmap = (PixmapPtr)calloc(1, sizeof(PixmapRec) + pixDataSize);
+#endif
+
+#ifdef _XSERVER64
+    if (pPixmap) {
+	pPixmap->drawable.pad0 = 0;
+	pPixmap->drawable.pad1 = 0;
+    }
+#endif
+
+    return pPixmap;
+}

nx-X11/programs/Xserver/dix/privates.c

@@ -0,0 +1,456 @@
+/*
+
+Copyright 1993, 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.
+
+*/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include "scrnintstr.h"
+#include "misc.h"
+#include "os.h"
+#include "windowstr.h"
+#include "resource.h"
+#include "dixstruct.h"
+#include "gcstruct.h"
+#include "colormapst.h"
+#include "servermd.h"
+#include "site.h"
+#include "inputstr.h"
+#include "extnsionst.h"
+
+/*
+ *  See the Wrappers and devPrivates section in "Definition of the
+ *  Porting Layer for the X v11 Sample Server" (doc/Server/ddx.tbl.ms)
+ *  for information on how to use devPrivates.
+ */
+
+/*
+ *  extension private machinery
+ */
+
+static int  extensionPrivateCount;
+int extensionPrivateLen;
+unsigned *extensionPrivateSizes;
+unsigned totalExtensionSize;
+
+void
+ResetExtensionPrivates()
+{
+    extensionPrivateCount = 0;
+    extensionPrivateLen = 0;
+    free(extensionPrivateSizes);
+    extensionPrivateSizes = (unsigned *)NULL;
+    totalExtensionSize =
+	((sizeof(ExtensionEntry) + sizeof(long) - 1) / sizeof(long)) * sizeof(long);
+}
+
+int
+AllocateExtensionPrivateIndex()
+{
+    return extensionPrivateCount++;
+}
+
+Bool
+AllocateExtensionPrivate(int index2, unsigned amount)
+{
+    unsigned oldamount;
+
+    /* Round up sizes for proper alignment */
+    amount = ((amount + (sizeof(long) - 1)) / sizeof(long)) * sizeof(long);
+
+    if (index2 >= extensionPrivateLen)
+    {
+	unsigned *nsizes;
+	nsizes = (unsigned *)realloc(extensionPrivateSizes,
+				      (index2 + 1) * sizeof(unsigned));
+	if (!nsizes)
+	    return FALSE;
+	while (extensionPrivateLen <= index2)
+	{
+	    nsizes[extensionPrivateLen++] = 0;
+	    totalExtensionSize += sizeof(DevUnion);
+	}
+	extensionPrivateSizes = nsizes;
+    }
+    oldamount = extensionPrivateSizes[index2];
+    if (amount > oldamount)
+    {
+	extensionPrivateSizes[index2] = amount;
+	totalExtensionSize += (amount - oldamount);
+    }
+    return TRUE;
+}
+
+/*
+ *  client private machinery
+ */
+
+static int  clientPrivateCount;
+int clientPrivateLen;
+unsigned *clientPrivateSizes;
+unsigned totalClientSize;
+
+void
+ResetClientPrivates()
+{
+    clientPrivateCount = 0;
+    clientPrivateLen = 0;
+    free(clientPrivateSizes);
+    clientPrivateSizes = (unsigned *)NULL;
+    totalClientSize =
+	((sizeof(ClientRec) + sizeof(long) - 1) / sizeof(long)) * sizeof(long);
+}
+
+int
+AllocateClientPrivateIndex()
+{
+    return clientPrivateCount++;
+}
+
+Bool
+AllocateClientPrivate(int index2, unsigned amount)
+{
+    unsigned oldamount;
+
+    /* Round up sizes for proper alignment */
+    amount = ((amount + (sizeof(long) - 1)) / sizeof(long)) * sizeof(long);
+
+    if (index2 >= clientPrivateLen)
+    {
+	unsigned *nsizes;
+	nsizes = (unsigned *)realloc(clientPrivateSizes,
+				      (index2 + 1) * sizeof(unsigned));
+	if (!nsizes)
+	    return FALSE;
+	while (clientPrivateLen <= index2)
+	{
+	    nsizes[clientPrivateLen++] = 0;
+	    totalClientSize += sizeof(DevUnion);
+	}
+	clientPrivateSizes = nsizes;
+    }
+    oldamount = clientPrivateSizes[index2];
+    if (amount > oldamount)
+    {
+	clientPrivateSizes[index2] = amount;
+	totalClientSize += (amount - oldamount);
+    }
+    return TRUE;
+}
+
+/*
+ *  screen private machinery
+ */
+
+int  screenPrivateCount;
+
+void
+ResetScreenPrivates()
+{
+    screenPrivateCount = 0;
+}
+
+/* this can be called after some screens have been created,
+ * so we have to worry about resizing existing devPrivates
+ */
+int
+AllocateScreenPrivateIndex()
+{
+    int		idx;
+    int		i;
+    ScreenPtr	pScreen;
+    DevUnion	*nprivs;
+
+    idx = screenPrivateCount++;
+    for (i = 0; i < screenInfo.numScreens; i++)
+    {
+	pScreen = screenInfo.screens[i];
+	nprivs = (DevUnion *)realloc(pScreen->devPrivates,
+				      screenPrivateCount * sizeof(DevUnion));
+	if (!nprivs)
+	{
+	    screenPrivateCount--;
+	    return -1;
+	}
+	/* Zero the new private */
+	bzero(&nprivs[idx], sizeof(DevUnion));
+	pScreen->devPrivates = nprivs;
+    }
+    return idx;
+}
+
+
+/*
+ *  window private machinery
+ */
+
+static int  windowPrivateCount;
+
+void
+ResetWindowPrivates()
+{
+    windowPrivateCount = 0;
+}
+
+int
+AllocateWindowPrivateIndex()
+{
+    return windowPrivateCount++;
+}
+
+Bool
+AllocateWindowPrivate(register ScreenPtr pScreen, int index2, unsigned amount)
+{
+    unsigned oldamount;
+
+    /* Round up sizes for proper alignment */
+    amount = ((amount + (sizeof(long) - 1)) / sizeof(long)) * sizeof(long);
+
+    if (index2 >= pScreen->WindowPrivateLen)
+    {
+	unsigned *nsizes;
+	nsizes = (unsigned *)realloc(pScreen->WindowPrivateSizes,
+				      (index2 + 1) * sizeof(unsigned));
+	if (!nsizes)
+	    return FALSE;
+	while (pScreen->WindowPrivateLen <= index2)
+	{
+	    nsizes[pScreen->WindowPrivateLen++] = 0;
+	    pScreen->totalWindowSize += sizeof(DevUnion);
+	}
+	pScreen->WindowPrivateSizes = nsizes;
+    }
+    oldamount = pScreen->WindowPrivateSizes[index2];
+    if (amount > oldamount)
+    {
+	pScreen->WindowPrivateSizes[index2] = amount;
+	pScreen->totalWindowSize += (amount - oldamount);
+    }
+    return TRUE;
+}
+
+
+/*
+ *  gc private machinery 
+ */
+
+static int  gcPrivateCount;
+
+void
+ResetGCPrivates()
+{
+    gcPrivateCount = 0;
+}
+
+int
+AllocateGCPrivateIndex()
+{
+    return gcPrivateCount++;
+}
+
+Bool
+AllocateGCPrivate(register ScreenPtr pScreen, int index2, unsigned amount)
+{
+    unsigned oldamount;
+
+    /* Round up sizes for proper alignment */
+    amount = ((amount + (sizeof(long) - 1)) / sizeof(long)) * sizeof(long);
+
+    if (index2 >= pScreen->GCPrivateLen)
+    {
+	unsigned *nsizes;
+	nsizes = (unsigned *)realloc(pScreen->GCPrivateSizes,
+				      (index2 + 1) * sizeof(unsigned));
+	if (!nsizes)
+	    return FALSE;
+	while (pScreen->GCPrivateLen <= index2)
+	{
+	    nsizes[pScreen->GCPrivateLen++] = 0;
+	    pScreen->totalGCSize += sizeof(DevUnion);
+	}
+	pScreen->GCPrivateSizes = nsizes;
+    }
+    oldamount = pScreen->GCPrivateSizes[index2];
+    if (amount > oldamount)
+    {
+	pScreen->GCPrivateSizes[index2] = amount;
+	pScreen->totalGCSize += (amount - oldamount);
+    }
+    return TRUE;
+}
+
+
+/*
+ *  pixmap private machinery
+ */
+#ifdef PIXPRIV
+static int  pixmapPrivateCount;
+
+void
+ResetPixmapPrivates()
+{
+    pixmapPrivateCount = 0;
+}
+
+int
+AllocatePixmapPrivateIndex()
+{
+    return pixmapPrivateCount++;
+}
+
+Bool
+AllocatePixmapPrivate(register ScreenPtr pScreen, int index2, unsigned amount)
+{
+    unsigned oldamount;
+
+    /* Round up sizes for proper alignment */
+    amount = ((amount + (sizeof(long) - 1)) / sizeof(long)) * sizeof(long);
+
+    if (index2 >= pScreen->PixmapPrivateLen)
+    {
+	unsigned *nsizes;
+	nsizes = (unsigned *)realloc(pScreen->PixmapPrivateSizes,
+				      (index2 + 1) * sizeof(unsigned));
+	if (!nsizes)
+	    return FALSE;
+	while (pScreen->PixmapPrivateLen <= index2)
+	{
+	    nsizes[pScreen->PixmapPrivateLen++] = 0;
+	    pScreen->totalPixmapSize += sizeof(DevUnion);
+	}
+	pScreen->PixmapPrivateSizes = nsizes;
+    }
+    oldamount = pScreen->PixmapPrivateSizes[index2];
+    if (amount > oldamount)
+    {
+	pScreen->PixmapPrivateSizes[index2] = amount;
+	pScreen->totalPixmapSize += (amount - oldamount);
+    }
+    pScreen->totalPixmapSize = BitmapBytePad(pScreen->totalPixmapSize * 8);
+    return TRUE;
+}
+#endif
+
+
+/*
+ *  colormap private machinery
+ */
+
+int  colormapPrivateCount;
+
+void
+ResetColormapPrivates()
+{
+    colormapPrivateCount = 0;
+}
+
+
+int
+AllocateColormapPrivateIndex (InitCmapPrivFunc initPrivFunc)
+{
+    int		index;
+    int		i;
+    ColormapPtr	pColormap;
+    DevUnion	*privs;
+
+    index = colormapPrivateCount++;
+
+    for (i = 0; i < screenInfo.numScreens; i++)
+    {
+	/*
+	 * AllocateColormapPrivateIndex may be called after the
+	 * default colormap has been created on each screen!
+	 *
+	 * We must resize the devPrivates array for the default
+	 * colormap on each screen, making room for this new private.
+	 * We also call the initialization function 'initPrivFunc' on
+	 * the new private allocated for each default colormap.
+	 */
+
+	ScreenPtr pScreen = screenInfo.screens[i];
+
+	pColormap = (ColormapPtr) LookupIDByType (
+	    pScreen->defColormap, RT_COLORMAP);
+
+	if (pColormap)
+	{
+	    privs = (DevUnion *) realloc (pColormap->devPrivates,
+		colormapPrivateCount * sizeof(DevUnion));
+	    if (!privs) {
+		colormapPrivateCount--;
+		return -1;
+	    }
+	    bzero(&privs[index], sizeof(DevUnion));
+	    pColormap->devPrivates = privs;
+	    if (!(*initPrivFunc)(pColormap,index))
+	    {
+		colormapPrivateCount--;
+		return -1;
+	    }
+	}
+    }
+
+    return index;
+}
+
+/*
+ *  device private machinery
+ */
+
+static int devicePrivateIndex = 0;
+
+int
+AllocateDevicePrivateIndex()
+{
+    return devicePrivateIndex++;
+}
+
+Bool
+AllocateDevicePrivate(DeviceIntPtr device, int index)
+{
+    if (device->nPrivates < ++index) {
+	DevUnion *nprivs = (DevUnion *) realloc(device->devPrivates,
+						 index * sizeof(DevUnion));
+	if (!nprivs)
+	    return FALSE;
+	device->devPrivates = nprivs;
+	bzero(&nprivs[device->nPrivates], sizeof(DevUnion)
+	      * (index - device->nPrivates));
+	device->nPrivates = index;
+	return TRUE;
+    } else {
+	return TRUE;
+    }
+}
+
+void
+ResetDevicePrivateIndex(void)
+{
+    devicePrivateIndex = 0;
+}

nx-X11/programs/Xserver/dix/property.c

@@ -0,0 +1,704 @@
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xproto.h>
+#include "windowstr.h"
+#include "propertyst.h"
+#include "dixstruct.h"
+#include "dispatch.h"
+#include "swaprep.h"
+#ifdef XCSECURITY
+#define _SECURITY_SERVER
+#include <nx-X11/extensions/security.h>
+#endif
+
+/*****************************************************************
+ * Property Stuff
+ *
+ *    ChangeProperty, DeleteProperty, GetProperties,
+ *    ListProperties
+ *
+ *   Properties below to windows.  A allocate slots each time
+ *   a property is added.  No fancy searching done.
+ *
+ *****************************************************************/
+
+#ifdef notdef
+static void
+PrintPropertys(WindowPtr pWin)
+{
+    PropertyPtr pProp;
+    register int j;
+
+    pProp = pWin->userProps;
+    while (pProp)
+    {
+        ErrorF(  "%x %x\n", pProp->propertyName, pProp->type);
+        ErrorF("property format: %d\n", pProp->format);
+        ErrorF("property data: \n");
+        for (j=0; j<(pProp->format/8)*pProp->size; j++)
+           ErrorF("%c\n", pProp->data[j]);
+        pProp = pProp->next;
+    }
+}
+#endif
+
+int
+ProcRotateProperties(ClientPtr client)
+{
+    int     i, j, delta;
+    REQUEST(xRotatePropertiesReq);
+    WindowPtr pWin;
+    register    Atom * atoms;
+    PropertyPtr * props;               /* array of pointer */
+    PropertyPtr pProp;
+
+    REQUEST_FIXED_SIZE(xRotatePropertiesReq, stuff->nAtoms << 2);
+    UpdateCurrentTime();
+    pWin = (WindowPtr) SecurityLookupWindow(stuff->window, client,
+					    DixWriteAccess);
+    if (!pWin)
+        return(BadWindow);
+    if (!stuff->nAtoms)
+	return(Success);
+    atoms = (Atom *) & stuff[1];
+    props = (PropertyPtr *)malloc(stuff->nAtoms * sizeof(PropertyPtr));
+    if (!props)
+	return(BadAlloc);
+    for (i = 0; i < stuff->nAtoms; i++)
+    {
+#ifdef XCSECURITY
+	char action = SecurityCheckPropertyAccess(client, pWin, atoms[i],
+				DixReadAccess|DixWriteAccess);
+#endif
+        if (!ValidAtom(atoms[i])
+#ifdef XCSECURITY
+	    || (SecurityErrorOperation == action)
+#endif
+	   )
+        {
+            free(props);
+	    client->errorValue = atoms[i];
+            return BadAtom;
+        }
+#ifdef XCSECURITY
+	if (SecurityIgnoreOperation == action)
+        {
+            free(props);
+	    return Success;
+	}
+#endif
+        for (j = i + 1; j < stuff->nAtoms; j++)
+            if (atoms[j] == atoms[i])
+            {
+                free(props);
+                return BadMatch;
+            }
+        pProp = wUserProps (pWin);
+        while (pProp)
+        {
+            if (pProp->propertyName == atoms[i])
+                goto found;
+	    pProp = pProp->next;
+        }
+        free(props);
+        return BadMatch;
+found: 
+        props[i] = pProp;
+    }
+    delta = stuff->nPositions;
+
+    /* If the rotation is a complete 360 degrees, then moving the properties
+	around and generating PropertyNotify events should be skipped. */
+
+    if ( (stuff->nAtoms != 0) && (abs(delta) % stuff->nAtoms) != 0 ) 
+    {
+	while (delta < 0)                  /* faster if abs value is small */
+            delta += stuff->nAtoms;
+    	for (i = 0; i < stuff->nAtoms; i++)
+ 	{
+	    /* Generate a PropertyNotify event for each property whose value
+		is changed in the order in which they appear in the request. */
+            xEvent event;
+ 
+            memset(&event, 0, sizeof(xEvent));
+ 	    event.u.u.type = PropertyNotify;
+            event.u.property.window = pWin->drawable.id;
+    	    event.u.property.state = PropertyNewValue;
+	    event.u.property.atom = props[i]->propertyName;	
+	    event.u.property.time = currentTime.milliseconds;
+	    DeliverEvents(pWin, &event, 1, (WindowPtr)NULL);
+	
+            props[i]->propertyName = atoms[(i + delta) % stuff->nAtoms];
+	}
+    }
+    free(props);
+    return Success;
+}
+
+#ifndef NXAGENT_SERVER
+int 
+ProcChangeProperty(ClientPtr client)
+{	      
+    WindowPtr pWin;
+    char format, mode;
+    unsigned long len;
+    int sizeInBytes;
+    int totalSize;
+    int err;
+    REQUEST(xChangePropertyReq);
+
+    REQUEST_AT_LEAST_SIZE(xChangePropertyReq);
+    UpdateCurrentTime();
+    format = stuff->format;
+    mode = stuff->mode;
+    if ((mode != PropModeReplace) && (mode != PropModeAppend) &&
+	(mode != PropModePrepend))
+    {
+	client->errorValue = mode;
+	return BadValue;
+    }
+    if ((format != 8) && (format != 16) && (format != 32))
+    {
+	client->errorValue = format;
+        return BadValue;
+    }
+    len = stuff->nUnits;
+    if (len > ((0xffffffff - sizeof(xChangePropertyReq)) >> 2))
+	return BadLength;
+    sizeInBytes = format>>3;
+    totalSize = len * sizeInBytes;
+    REQUEST_FIXED_SIZE(xChangePropertyReq, totalSize);
+
+    pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
+					   DixWriteAccess);
+    if (!pWin)
+	return(BadWindow);
+    if (!ValidAtom(stuff->property))
+    {
+	client->errorValue = stuff->property;
+	return(BadAtom);
+    }
+    if (!ValidAtom(stuff->type))
+    {
+	client->errorValue = stuff->type;
+	return(BadAtom);
+    }
+
+#ifdef XCSECURITY
+    switch (SecurityCheckPropertyAccess(client, pWin, stuff->property,
+					DixWriteAccess))
+    {
+	case SecurityErrorOperation:
+	    client->errorValue = stuff->property;
+	    return BadAtom;
+	case SecurityIgnoreOperation:
+	    return Success;
+    }
+#endif
+
+    err = ChangeWindowProperty(pWin, stuff->property, stuff->type, (int)format,
+			       (int)mode, len, (void *)&stuff[1], TRUE);
+    if (err != Success)
+	return err;
+    else
+	return client->noClientException;
+}
+#endif /* NXAGENT_SERVER */
+
+int
+#ifdef NXAGENT_SERVER
+xorg_ChangeWindowProperty(WindowPtr pWin, Atom property, Atom type, int format,
+                     int mode, unsigned long len, void * value,
+                     Bool sendevent)
+#else
+ChangeWindowProperty(WindowPtr pWin, Atom property, Atom type, int format, 
+                     int mode, unsigned long len, void * value, 
+                     Bool sendevent)
+#endif
+{
+    PropertyPtr pProp;
+    int sizeInBytes;
+    int totalSize;
+    void * data;
+
+    sizeInBytes = format>>3;
+    totalSize = len * sizeInBytes;
+
+    /* first see if property already exists */
+
+    pProp = wUserProps (pWin);
+    while (pProp)
+    {
+	if (pProp->propertyName == property)
+	    break;
+	pProp = pProp->next;
+    }
+    if (!pProp)   /* just add to list */
+    {
+	if (!pWin->optional && !MakeWindowOptional (pWin))
+	    return(BadAlloc);
+        pProp = (PropertyPtr)malloc(sizeof(PropertyRec));
+	if (!pProp)
+	    return(BadAlloc);
+        data = (void *)malloc(totalSize);
+	if (!data && len)
+	{
+	    free(pProp);
+	    return(BadAlloc);
+	}
+        pProp->propertyName = property;
+        pProp->type = type;
+        pProp->format = format;
+        pProp->data = data;
+	if (len)
+	    memmove((char *)data, (char *)value, totalSize);
+	pProp->size = len;
+        pProp->next = pWin->optional->userProps;
+        pWin->optional->userProps = pProp;
+    }
+    else
+    {
+	/* To append or prepend to a property the request format and type
+		must match those of the already defined property.  The
+		existing format and type are irrelevant when using the mode
+		"PropModeReplace" since they will be written over. */
+
+        if ((format != pProp->format) && (mode != PropModeReplace))
+	    return(BadMatch);
+        if ((pProp->type != type) && (mode != PropModeReplace))
+            return(BadMatch);
+        if (mode == PropModeReplace)
+        {
+	    if (totalSize != pProp->size * (pProp->format >> 3))
+	    {
+		data = (void *)realloc(pProp->data, totalSize);
+	    	if (!data && len)
+		    return(BadAlloc);
+            	pProp->data = data;
+	    }
+	    if (len)
+		memmove((char *)pProp->data, (char *)value, totalSize);
+	    pProp->size = len;
+    	    pProp->type = type;
+	    pProp->format = format;
+	}
+	else if (len == 0)
+	{
+	    /* do nothing */
+	}
+        else if (mode == PropModeAppend)
+        {
+	    data = (void *)realloc(pProp->data,
+				     sizeInBytes * (len + pProp->size));
+	    if (!data)
+		return(BadAlloc);
+            pProp->data = data;
+	    memmove(&((char *)data)[pProp->size * sizeInBytes], 
+		    (char *)value,
+		  totalSize);
+            pProp->size += len;
+	}
+        else if (mode == PropModePrepend)
+        {
+            data = (void *)malloc(sizeInBytes * (len + pProp->size));
+	    if (!data)
+		return(BadAlloc);
+	    memmove(&((char *)data)[totalSize], (char *)pProp->data, 
+		  (int)(pProp->size * sizeInBytes));
+            memmove((char *)data, (char *)value, totalSize);
+	    free(pProp->data);
+            pProp->data = data;
+            pProp->size += len;
+	}
+    }
+    if (sendevent)
+    {
+	xEvent event;
+	memset(&event, 0, sizeof(xEvent));
+	event.u.u.type = PropertyNotify;
+	event.u.property.window = pWin->drawable.id;
+	event.u.property.state = PropertyNewValue;
+	event.u.property.atom = pProp->propertyName;
+	event.u.property.time = currentTime.milliseconds;
+	DeliverEvents(pWin, &event, 1, (WindowPtr)NULL);
+    }
+    return(Success);
+}
+
+int
+DeleteProperty(WindowPtr pWin, Atom propName)
+{
+    PropertyPtr pProp, prevProp;
+
+    if (!(pProp = wUserProps (pWin)))
+	return(Success);
+    prevProp = (PropertyPtr)NULL;
+    while (pProp)
+    {
+	if (pProp->propertyName == propName)
+	    break;
+        prevProp = pProp;
+	pProp = pProp->next;
+    }
+    if (pProp) 
+    {		    
+        xEvent event;
+        if (prevProp == (PropertyPtr)NULL)      /* takes care of head */
+        {
+            if (!(pWin->optional->userProps = pProp->next))
+		CheckWindowOptionalNeed (pWin);
+        }
+	else
+        {
+            prevProp->next = pProp->next;
+        }
+	memset(&event, 0, sizeof(xEvent));
+	event.u.u.type = PropertyNotify;
+	event.u.property.window = pWin->drawable.id;
+	event.u.property.state = PropertyDelete;
+        event.u.property.atom = pProp->propertyName;
+	event.u.property.time = currentTime.milliseconds;
+	DeliverEvents(pWin, &event, 1, (WindowPtr)NULL);
+	free(pProp->data);
+        free(pProp);
+    }
+    return(Success);
+}
+
+void
+DeleteAllWindowProperties(WindowPtr pWin)
+{
+    PropertyPtr pProp, pNextProp;
+    xEvent event;
+
+    memset(&event, 0, sizeof(xEvent));
+    pProp = wUserProps (pWin);
+    while (pProp)
+    {
+	event.u.u.type = PropertyNotify;
+	event.u.property.window = pWin->drawable.id;
+	event.u.property.state = PropertyDelete;
+	event.u.property.atom = pProp->propertyName;
+	event.u.property.time = currentTime.milliseconds;
+	DeliverEvents(pWin, &event, 1, (WindowPtr)NULL);
+	pNextProp = pProp->next;
+        free(pProp->data);
+        free(pProp);
+	pProp = pNextProp;
+    }
+}
+
+static int
+NullPropertyReply(
+    ClientPtr client,
+    ATOM propertyType,
+    int format,
+    xGetPropertyReply *reply)
+{
+    reply->nItems = 0;
+    reply->length = 0;
+    reply->bytesAfter = 0;
+    reply->propertyType = propertyType;
+    reply->format = format;
+    WriteReplyToClient(client, sizeof(xGenericReply), reply);
+    return(client->noClientException);
+}
+
+#ifndef NXAGENT_SERVER
+
+/*****************
+ * GetProperty
+ *    If type Any is specified, returns the property from the specified
+ *    window regardless of its type.  If a type is specified, returns the
+ *    property only if its type equals the specified type.
+ *    If delete is True and a property is returned, the property is also
+ *    deleted from the window and a PropertyNotify event is generated on the
+ *    window.
+ *****************/
+
+int
+ProcGetProperty(ClientPtr client)
+{
+    PropertyPtr pProp, prevProp;
+    unsigned long n, len, ind;
+    WindowPtr pWin;
+    xGetPropertyReply reply;
+    REQUEST(xGetPropertyReq);
+
+    REQUEST_SIZE_MATCH(xGetPropertyReq);
+    if (stuff->delete)
+	UpdateCurrentTime();
+    pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
+					   DixReadAccess);
+    if (!pWin)
+	return BadWindow;
+
+    if (!ValidAtom(stuff->property))
+    {
+	client->errorValue = stuff->property;
+	return(BadAtom);
+    }
+    if ((stuff->delete != xTrue) && (stuff->delete != xFalse))
+    {
+	client->errorValue = stuff->delete;
+	return(BadValue);
+    }
+    if ((stuff->type != AnyPropertyType) && !ValidAtom(stuff->type))
+    {
+	client->errorValue = stuff->type;
+	return(BadAtom);
+    }
+
+    pProp = wUserProps (pWin);
+    prevProp = (PropertyPtr)NULL;
+    while (pProp)
+    {
+	if (pProp->propertyName == stuff->property) 
+	    break;
+	prevProp = pProp;
+	pProp = pProp->next;
+    }
+
+    memset(&reply, 0, sizeof(xGetPropertyReply));
+    reply.type = X_Reply;
+    reply.sequenceNumber = client->sequence;
+    if (!pProp) 
+	return NullPropertyReply(client, None, 0, &reply);
+
+#ifdef XCSECURITY
+    {
+	Mask access_mode = DixReadAccess;
+
+	if (stuff->delete)
+	    access_mode |= DixDestroyAccess;
+	switch(SecurityCheckPropertyAccess(client, pWin, stuff->property,
+					   access_mode))
+	{
+	    case SecurityErrorOperation:
+		client->errorValue = stuff->property;
+		return BadAtom;;
+	    case SecurityIgnoreOperation:
+		return NullPropertyReply(client, pProp->type, pProp->format,
+					 &reply);
+	}
+    }
+#endif
+    /* If the request type and actual type don't match. Return the
+    property information, but not the data. */
+
+    if (((stuff->type != pProp->type) &&
+	 (stuff->type != AnyPropertyType))
+       )
+    {
+	reply.bytesAfter = pProp->size;
+	reply.format = pProp->format;
+	reply.length = 0;
+	reply.nItems = 0;
+	reply.propertyType = pProp->type;
+	WriteReplyToClient(client, sizeof(xGenericReply), &reply);
+	return(Success);
+    }
+
+/*
+ *  Return type, format, value to client
+ */
+    n = (pProp->format/8) * pProp->size; /* size (bytes) of prop */
+    ind = stuff->longOffset << 2;        
+
+   /* If longOffset is invalid such that it causes "len" to
+	    be negative, it's a value error. */
+
+    if (n < ind)
+    {
+	client->errorValue = stuff->longOffset;
+	return BadValue;
+    }
+
+    len = min(n - ind, 4 * stuff->longLength);
+
+    reply.bytesAfter = n - (ind + len);
+    reply.format = pProp->format;
+    reply.length = (len + 3) >> 2;
+    reply.nItems = len / (pProp->format / 8 );
+    reply.propertyType = pProp->type;
+
+    if (stuff->delete && (reply.bytesAfter == 0))
+    { /* send the event */
+	xEvent event;
+
+	memset(&event, 0, sizeof(xEvent));
+	event.u.u.type = PropertyNotify;
+	event.u.property.window = pWin->drawable.id;
+	event.u.property.state = PropertyDelete;
+	event.u.property.atom = pProp->propertyName;
+	event.u.property.time = currentTime.milliseconds;
+	DeliverEvents(pWin, &event, 1, (WindowPtr)NULL);
+    }
+
+    WriteReplyToClient(client, sizeof(xGenericReply), &reply);
+    if (len)
+    {
+	switch (reply.format) {
+	case 32: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap32Write; break;
+	case 16: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; break;
+	default: client->pSwapReplyFunc = (ReplySwapPtr)WriteToClient; break;
+	}
+	WriteSwappedDataToClient(client, len,
+				 (char *)pProp->data + ind);
+    }
+
+    if (stuff->delete && (reply.bytesAfter == 0))
+    { /* delete the Property */
+	if (prevProp == (PropertyPtr)NULL) /* takes care of head */
+	{
+	    if (!(pWin->optional->userProps = pProp->next))
+		CheckWindowOptionalNeed (pWin);
+	}
+	else
+	    prevProp->next = pProp->next;
+	free(pProp->data);
+	free(pProp);
+    }
+    return(client->noClientException);
+}
+#endif /* NXAGENT_SERVER */
+
+int
+ProcListProperties(ClientPtr client)
+{
+    Atom *pAtoms = NULL, *temppAtoms;
+    xListPropertiesReply xlpr;
+    int	numProps = 0;
+    WindowPtr pWin;
+    PropertyPtr pProp;
+    REQUEST(xResourceReq);
+
+    REQUEST_SIZE_MATCH(xResourceReq);
+    pWin = (WindowPtr)SecurityLookupWindow(stuff->id, client,
+					   DixReadAccess);
+    if (!pWin)
+        return(BadWindow);
+
+    pProp = wUserProps (pWin);
+    while (pProp)
+    {        
+        pProp = pProp->next;
+	numProps++;
+    }
+    if (numProps)
+        if(!(pAtoms = (Atom *)malloc(numProps * sizeof(Atom))))
+            return(BadAlloc);
+
+    memset(&xlpr, 0, sizeof(xListPropertiesReply));
+    xlpr.type = X_Reply;
+    xlpr.nProperties = numProps;
+    xlpr.length = (numProps * sizeof(Atom)) >> 2;
+    xlpr.sequenceNumber = client->sequence;
+    pProp = wUserProps (pWin);
+    temppAtoms = pAtoms;
+    while (pProp)
+    {
+	*temppAtoms++ = pProp->propertyName;
+	pProp = pProp->next;
+    }
+    WriteReplyToClient(client, sizeof(xGenericReply), &xlpr);
+    if (numProps)
+    {
+        client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write;
+        WriteSwappedDataToClient(client, numProps * sizeof(Atom), pAtoms);
+        free(pAtoms);
+    }
+    return(client->noClientException);
+}
+
+int 
+#ifdef NXAGENT_SERVER
+xorg_ProcDeleteProperty(register ClientPtr client)
+#else
+ProcDeleteProperty(register ClientPtr client)
+#endif
+{
+    WindowPtr pWin;
+    REQUEST(xDeletePropertyReq);
+    int result;
+              
+    REQUEST_SIZE_MATCH(xDeletePropertyReq);
+    UpdateCurrentTime();
+    pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
+					   DixWriteAccess);
+    if (!pWin)
+        return(BadWindow);
+    if (!ValidAtom(stuff->property))
+    {
+	client->errorValue = stuff->property;
+	return (BadAtom);
+    }
+
+#ifdef XCSECURITY
+    switch(SecurityCheckPropertyAccess(client, pWin, stuff->property,
+				       DixDestroyAccess))
+    {
+	case SecurityErrorOperation:
+	    client->errorValue = stuff->property;
+	    return BadAtom;;
+	case SecurityIgnoreOperation:
+	    return Success;
+    }
+#endif
+
+    result = DeleteProperty(pWin, stuff->property);
+    if (client->noClientException != Success)
+	return(client->noClientException);
+    else
+	return(result);
+}

nx-X11/programs/Xserver/dix/resource.c

@@ -0,0 +1,936 @@
+/************************************************************
+
+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.
+
+********************************************************/
+/* The panoramix components contained the following notice */
+/*****************************************************************
+
+Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software.
+
+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
+DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
+BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL 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 Digital Equipment Corporation
+shall not be used in advertising or otherwise to promote the sale, use or other
+dealings in this Software without prior written authorization from Digital
+Equipment Corporation.
+
+******************************************************************/
+
+/* $TOG: resource.c /main/41 1998/02/09 14:20:31 kaleb $ */
+
+/*	Routines to manage various kinds of resources:
+ *
+ *	CreateNewResourceType, CreateNewResourceClass, InitClientResources,
+ *	FakeClientID, AddResource, FreeResource, FreeClientResources,
+ *	FreeAllResources, LookupIDByType, LookupIDByClass, GetXIDRange
+ */
+
+/* 
+ *      A resource ID is a 32 bit quantity, the upper 2 bits of which are
+ *	off-limits for client-visible resources.  The next 8 bits are
+ *      used as client ID, and the low 22 bits come from the client.
+ *	A resource ID is "hashed" by extracting and xoring subfields
+ *      (varying with the size of the hash table).
+ *
+ *      It is sometimes necessary for the server to create an ID that looks
+ *      like it belongs to a client.  This ID, however,  must not be one
+ *      the client actually can create, or we have the potential for conflict.
+ *      The 31st bit of the ID is reserved for the server's use for this
+ *      purpose.  By setting CLIENT_ID(id) to the client, the SERVER_BIT to
+ *      1, and an otherwise arbitrary ID in the low 22 bits, we can create a
+ *      resource "owned" by the client.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include "misc.h"
+#include "os.h"
+#include "resource.h"
+#include "dixstruct.h" 
+#include "opaque.h"
+#include "windowstr.h"
+#include "dixfont.h"
+#include "colormap.h"
+#include "inputstr.h"
+#include "dixevents.h"
+#include "dixgrabs.h"
+#include "cursor.h"
+#ifdef PANORAMIX
+#include "panoramiX.h"
+#include "panoramiXsrv.h"
+#endif
+#include <assert.h>
+
+static void RebuildTable(
+    int /*client*/
+);
+
+#define SERVER_MINID 32
+
+#define INITBUCKETS 64
+#define INITHASHSIZE 6
+#define MAXHASHSIZE 11
+
+typedef struct _Resource {
+    struct _Resource	*next;
+    XID			id;
+    RESTYPE		type;
+    void *		value;
+} ResourceRec, *ResourcePtr;
+#define NullResource ((ResourcePtr)NULL)
+
+typedef struct _ClientResource {
+    ResourcePtr *resources;
+    int		elements;
+    int		buckets;
+    int		hashsize;	/* log(2)(buckets) */
+    XID		fakeID;
+    XID		endFakeID;
+    XID		expectID;
+} ClientResourceRec;
+
+RESTYPE lastResourceType;
+static RESTYPE lastResourceClass;
+RESTYPE TypeMask;
+
+static DeleteType *DeleteFuncs = (DeleteType *)NULL;
+
+#ifdef XResExtension
+
+Atom * ResourceNames = NULL;
+
+void RegisterResourceName (RESTYPE type, char *name)
+{
+    ResourceNames[type & TypeMask] =  MakeAtom(name, strlen(name), TRUE);
+}
+
+#endif
+
+RESTYPE
+CreateNewResourceType(DeleteType deleteFunc)
+{
+    RESTYPE next = lastResourceType + 1;
+    DeleteType *funcs;
+
+    if (next & lastResourceClass)
+	return 0;
+    funcs = (DeleteType *)realloc(DeleteFuncs,
+				   (next + 1) * sizeof(DeleteType));
+    if (!funcs)
+	return 0;
+
+#ifdef XResExtension
+    {
+       Atom *newnames;
+       newnames = realloc(ResourceNames, (next + 1) * sizeof(Atom));
+       if(!newnames)
+           return 0;
+       ResourceNames = newnames;
+       ResourceNames[next] = 0;
+    }
+#endif
+
+    lastResourceType = next;
+    DeleteFuncs = funcs;
+    DeleteFuncs[next] = deleteFunc;
+    return next;
+}
+
+RESTYPE
+CreateNewResourceClass()
+{
+    RESTYPE next = lastResourceClass >> 1;
+
+    if (next & lastResourceType)
+	return 0;
+    lastResourceClass = next;
+    TypeMask = next - 1;
+    return next;
+}
+
+ClientResourceRec clientTable[MAXCLIENTS];
+
+/*****************
+ * InitClientResources
+ *    When a new client is created, call this to allocate space
+ *    in resource table
+ *****************/
+
+Bool
+InitClientResources(ClientPtr client)
+{
+    register int i, j;
+ 
+    if (client == serverClient)
+    {
+	lastResourceType = RT_LASTPREDEF;
+	lastResourceClass = RC_LASTPREDEF;
+	TypeMask = RC_LASTPREDEF - 1;
+	if (DeleteFuncs)
+	    free(DeleteFuncs);
+	DeleteFuncs = (DeleteType *)malloc((lastResourceType + 1) *
+					   sizeof(DeleteType));
+	if (!DeleteFuncs)
+	    return FALSE;
+	DeleteFuncs[RT_NONE & TypeMask] = (DeleteType)NoopDDA;
+	DeleteFuncs[RT_WINDOW & TypeMask] = DeleteWindow;
+	DeleteFuncs[RT_PIXMAP & TypeMask] = dixDestroyPixmap;
+	DeleteFuncs[RT_GC & TypeMask] = FreeGC;
+	DeleteFuncs[RT_FONT & TypeMask] = CloseFont;
+	DeleteFuncs[RT_CURSOR & TypeMask] = FreeCursor;
+	DeleteFuncs[RT_COLORMAP & TypeMask] = FreeColormap;
+	DeleteFuncs[RT_CMAPENTRY & TypeMask] = FreeClientPixels;
+	DeleteFuncs[RT_OTHERCLIENT & TypeMask] = OtherClientGone;
+	DeleteFuncs[RT_PASSIVEGRAB & TypeMask] = DeletePassiveGrab;
+
+#ifdef XResExtension
+        if(ResourceNames)
+            free(ResourceNames);
+        ResourceNames = malloc((lastResourceType + 1) * sizeof(Atom));
+        if(!ResourceNames)
+           return FALSE;
+#endif
+    }
+    clientTable[i = client->index].resources =
+	(ResourcePtr *)malloc(INITBUCKETS*sizeof(ResourcePtr));
+    if (!clientTable[i].resources)
+	return FALSE;
+    clientTable[i].buckets = INITBUCKETS;
+    clientTable[i].elements = 0;
+    clientTable[i].hashsize = INITHASHSIZE;
+    /* Many IDs allocated from the server client are visible to clients,
+     * so we don't use the SERVER_BIT for them, but we have to start
+     * past the magic value constants used in the protocol.  For normal
+     * clients, we can start from zero, with SERVER_BIT set.
+     */
+    clientTable[i].fakeID = client->clientAsMask |
+			    (client->index ? SERVER_BIT : SERVER_MINID);
+    clientTable[i].endFakeID = (clientTable[i].fakeID | RESOURCE_ID_MASK) + 1;
+    clientTable[i].expectID = client->clientAsMask;
+    for (j=0; j<INITBUCKETS; j++) 
+    {
+        clientTable[i].resources[j] = NullResource;
+    }
+    return TRUE;
+}
+
+
+static int
+Hash(int client, register XID id)
+{
+    id &= RESOURCE_ID_MASK;
+    switch (clientTable[client].hashsize)
+    {
+	case 6:
+	    return ((int)(0x03F & (id ^ (id>>6) ^ (id>>12))));
+	case 7:
+	    return ((int)(0x07F & (id ^ (id>>7) ^ (id>>13))));
+	case 8:
+	    return ((int)(0x0FF & (id ^ (id>>8) ^ (id>>16))));
+	case 9:
+	    return ((int)(0x1FF & (id ^ (id>>9))));
+	case 10:
+	    return ((int)(0x3FF & (id ^ (id>>10))));
+	case 11:
+	    return ((int)(0x7FF & (id ^ (id>>11))));
+    }
+    return -1;
+}
+
+static XID
+AvailableID(
+    register int client,
+    register XID id,
+    register XID maxid,
+    register XID goodid)
+{
+    register ResourcePtr res;
+
+    if ((goodid >= id) && (goodid <= maxid))
+	return goodid;
+    for (; id <= maxid; id++)
+    {
+	res = clientTable[client].resources[Hash(client, id)];
+	while (res && (res->id != id))
+	    res = res->next;
+	if (!res)
+	    return id;
+    }
+    return 0;
+}
+
+void
+GetXIDRange(int client, Bool server, XID *minp, XID *maxp)
+{
+    register XID id, maxid;
+    register ResourcePtr *resp;
+    register ResourcePtr res;
+    register int i;
+    XID goodid;
+
+    id = (Mask)client << CLIENTOFFSET;
+    if (server)
+	id |= client ? SERVER_BIT : SERVER_MINID;
+    maxid = id | RESOURCE_ID_MASK;
+    goodid = 0;
+    for (resp = clientTable[client].resources, i = clientTable[client].buckets;
+	 --i >= 0;)
+    {
+	for (res = *resp++; res; res = res->next)
+	{
+	    if ((res->id < id) || (res->id > maxid))
+		continue;
+	    if (((res->id - id) >= (maxid - res->id)) ?
+		(goodid = AvailableID(client, id, res->id - 1, goodid)) :
+		!(goodid = AvailableID(client, res->id + 1, maxid, goodid)))
+		maxid = res->id - 1;
+	    else
+		id = res->id + 1;
+	}
+    }
+    if (id > maxid)
+	id = maxid = 0;
+    *minp = id;
+    *maxp = maxid;
+}
+
+/**
+ *  GetXIDList is called by the XC-MISC extension's MiscGetXIDList function.
+ *  This function tries to find count unused XIDs for the given client.  It 
+ *  puts the IDs in the array pids and returns the number found, which should
+ *  almost always be the number requested.
+ *
+ *  The circumstances that lead to a call to this function are very rare.
+ *  Xlib must run out of IDs while trying to generate a request that wants
+ *  multiple ID's, like the Multi-buffering CreateImageBuffers request.
+ *
+ *  No rocket science in the implementation; just iterate over all
+ *  possible IDs for the given client and pick the first count IDs
+ *  that aren't in use.  A more efficient algorithm could probably be
+ *  invented, but this will be used so rarely that this should suffice.
+ */
+
+unsigned int
+GetXIDList(ClientPtr pClient, unsigned count, XID *pids)
+{
+    unsigned int found = 0;
+    XID id = pClient->clientAsMask;
+    XID maxid;
+
+    maxid = id | RESOURCE_ID_MASK;
+    while ( (found < count) && (id <= maxid) )
+    {
+	if (!LookupIDByClass(id, RC_ANY))
+	{
+	    pids[found++] = id;
+	}
+	id++;
+    }
+    return found;
+}
+
+/*
+ * Return the next usable fake client ID.
+ *
+ * Normally this is just the next one in line, but if we've used the last
+ * in the range, we need to find a new range of safe IDs to avoid
+ * over-running another client.
+ */
+
+XID
+FakeClientID(register int client)
+{
+    XID id, maxid;
+
+    id = clientTable[client].fakeID++;
+    if (id != clientTable[client].endFakeID)
+	return id;
+    GetXIDRange(client, TRUE, &id, &maxid);
+    if (!id) {
+	if (!client)
+	    FatalError("FakeClientID: server internal ids exhausted\n");
+	MarkClientException(clients[client]);
+	id = ((Mask)client << CLIENTOFFSET) | (SERVER_BIT * 3);
+	maxid = id | RESOURCE_ID_MASK;
+    }
+    clientTable[client].fakeID = id + 1;
+    clientTable[client].endFakeID = maxid + 1;
+    return id;
+}
+
+#ifndef NXAGENT_SERVER
+Bool
+AddResource(XID id, RESTYPE type, void * value)
+{
+    int client;
+    register ClientResourceRec *rrec;
+    register ResourcePtr res, *head;
+    	
+    client = CLIENT_ID(id);
+    rrec = &clientTable[client];
+    if (!rrec->buckets)
+    {
+	ErrorF("AddResource(%lx, %lx, %lx), client=%d \n",
+		(unsigned long)id, type, (unsigned long)value, client);
+        FatalError("client not in use\n");
+    }
+    if ((rrec->elements >= 4*rrec->buckets) &&
+	(rrec->hashsize < MAXHASHSIZE))
+	RebuildTable(client);
+    head = &rrec->resources[Hash(client, id)];
+    res = (ResourcePtr)malloc(sizeof(ResourceRec));
+    if (!res)
+    {
+	(*DeleteFuncs[type & TypeMask])(value, id);
+	return FALSE;
+    }
+    res->next = *head;
+    res->id = id;
+    res->type = type;
+    res->value = value;
+    *head = res;
+    rrec->elements++;
+    if (!(id & SERVER_BIT) && (id >= rrec->expectID))
+	rrec->expectID = id + 1;
+    return TRUE;
+}
+#endif /* NXAGENT_SERVER */
+
+static void
+RebuildTable(int client)
+{
+    register int j;
+    register ResourcePtr res, next;
+    ResourcePtr **tails, *resources;
+    register ResourcePtr **tptr, *rptr;
+
+    /*
+     * For now, preserve insertion order, since some ddx layers depend
+     * on resources being free in the opposite order they are added.
+     */
+
+    j = 2 * clientTable[client].buckets;
+    tails = (ResourcePtr **)malloc(j * sizeof(ResourcePtr *));
+    if (!tails)
+	return;
+    resources = (ResourcePtr *)malloc(j * sizeof(ResourcePtr));
+    if (!resources)
+    {
+	free(tails);
+	return;
+    }
+    for (rptr = resources, tptr = tails; --j >= 0; rptr++, tptr++)
+    {
+	*rptr = NullResource;
+	*tptr = rptr;
+    }
+    clientTable[client].hashsize++;
+    for (j = clientTable[client].buckets,
+	 rptr = clientTable[client].resources;
+	 --j >= 0;
+	 rptr++)
+    {
+	for (res = *rptr; res; res = next)
+	{
+	    next = res->next;
+	    res->next = NullResource;
+	    tptr = &tails[Hash(client, res->id)];
+	    **tptr = res;
+	    *tptr = &res->next;
+	}
+    }
+    free(tails);
+    clientTable[client].buckets *= 2;
+    free(clientTable[client].resources);
+    clientTable[client].resources = resources;
+}
+
+#ifndef NXAGENT_SERVER
+void
+FreeResource(XID id, RESTYPE skipDeleteFuncType)
+{
+    int		cid;
+    register    ResourcePtr res;
+    register	ResourcePtr *prev, *head;
+    register	int *eltptr;
+    int		elements;
+    Bool	gotOne = FALSE;
+
+    if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
+    {
+	head = &clientTable[cid].resources[Hash(cid, id)];
+	eltptr = &clientTable[cid].elements;
+
+	prev = head;
+	while ( (res = *prev) )
+	{
+	    if (res->id == id)
+	    {
+		RESTYPE rtype = res->type;
+		*prev = res->next;
+		elements = --*eltptr;
+		if (rtype != skipDeleteFuncType)
+		    (*DeleteFuncs[rtype & TypeMask])(res->value, res->id);
+		free(res);
+		if (*eltptr != elements)
+		    prev = head; /* prev may no longer be valid */
+		gotOne = TRUE;
+	    }
+	    else
+		prev = &res->next;
+        }
+    }
+    if (!gotOne)
+	ErrorF("Freeing resource id=%lX which isn't there.\n",
+		   (unsigned long)id);
+}
+
+
+void
+FreeResourceByType(XID id, RESTYPE type, Bool skipFree)
+{
+    int		cid;
+    register    ResourcePtr res;
+    register	ResourcePtr *prev, *head;
+    if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
+    {
+	head = &clientTable[cid].resources[Hash(cid, id)];
+
+	prev = head;
+	while ( (res = *prev) )
+	{
+	    if (res->id == id && res->type == type)
+	    {
+		*prev = res->next;
+		if (!skipFree)
+		    (*DeleteFuncs[type & TypeMask])(res->value, res->id);
+		free(res);
+		break;
+	    }
+	    else
+		prev = &res->next;
+        }
+    }
+}
+#endif /* NXAGENT_SERVER */
+
+/*
+ * Change the value associated with a resource id.  Caller
+ * is responsible for "doing the right thing" with the old
+ * data
+ */
+
+Bool
+ChangeResourceValue (XID id, RESTYPE rtype, void * value)
+{
+    int    cid;
+    register    ResourcePtr res;
+
+    if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
+    {
+	res = clientTable[cid].resources[Hash(cid, id)];
+
+	for (; res; res = res->next)
+	    if ((res->id == id) && (res->type == rtype))
+	    {
+		res->value = value;
+		return TRUE;
+	    }
+    }
+    return FALSE;
+}
+
+/* Note: if func adds or deletes resources, then func can get called
+ * more than once for some resources.  If func adds new resources,
+ * func might or might not get called for them.  func cannot both
+ * add and delete an equal number of resources!
+ */
+
+#ifndef NXAGENT_SERVER
+void
+FindClientResourcesByType(
+    ClientPtr client,
+    RESTYPE type,
+    FindResType func,
+    void * cdata
+){
+    register ResourcePtr *resources;
+    register ResourcePtr this, next;
+    int i, elements;
+    register int *eltptr;
+
+    if (!client)
+	client = serverClient;
+
+    resources = clientTable[client->index].resources;
+    eltptr = &clientTable[client->index].elements;
+    for (i = 0; i < clientTable[client->index].buckets; i++) 
+    {
+        for (this = resources[i]; this; this = next)
+	{
+	    next = this->next;
+	    if (!type || this->type == type) {
+		elements = *eltptr;
+		(*func)(this->value, this->id, cdata);
+		if (*eltptr != elements)
+		    next = resources[i]; /* start over */
+	    }
+	}
+    }
+}
+
+void
+FindAllClientResources(
+    ClientPtr client,
+    FindAllRes func,
+    void * cdata
+){
+    register ResourcePtr *resources;
+    register ResourcePtr this, next;
+    int i, elements;
+    register int *eltptr;
+
+    if (!client)
+        client = serverClient;
+
+    resources = clientTable[client->index].resources;
+    eltptr = &clientTable[client->index].elements;
+    for (i = 0; i < clientTable[client->index].buckets; i++)
+    {
+        for (this = resources[i]; this; this = next)
+        {
+            next = this->next;
+            elements = *eltptr;
+            (*func)(this->value, this->id, this->type, cdata);
+            if (*eltptr != elements)
+                next = resources[i]; /* start over */
+        }
+    }
+}
+
+
+void *
+LookupClientResourceComplex(
+    ClientPtr client,
+    RESTYPE type,
+    FindComplexResType func,
+    void * cdata
+){
+    ResourcePtr *resources;
+    ResourcePtr this;
+    int i;
+
+    if (!client)
+	client = serverClient;
+
+    resources = clientTable[client->index].resources;
+    for (i = 0; i < clientTable[client->index].buckets; i++) {
+        for (this = resources[i]; this; this = this->next) {
+	    if (!type || this->type == type) {
+		if((*func)(this->value, this->id, cdata))
+		    return this->value;
+	    }
+	}
+    }
+    return NULL;
+}
+#endif /* NXAGENT_SERVER */
+
+
+void
+FreeClientNeverRetainResources(ClientPtr client)
+{
+    ResourcePtr *resources;
+    ResourcePtr this;
+    ResourcePtr *prev;
+    int j;
+
+    if (!client)
+	return;
+
+    resources = clientTable[client->index].resources;
+    for (j=0; j < clientTable[client->index].buckets; j++) 
+    {
+	prev = &resources[j];
+        while ( (this = *prev) )
+	{
+	    RESTYPE rtype = this->type;
+	    if (rtype & RC_NEVERRETAIN)
+	    {
+		*prev = this->next;
+		(*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
+		free(this);	    
+	    }
+	    else
+		prev = &this->next;
+	}
+    }
+}
+
+void
+FreeClientResources(ClientPtr client)
+{
+    register ResourcePtr *resources;
+    register ResourcePtr this;
+    int j;
+
+    /* This routine shouldn't be called with a null client, but just in
+	case ... */
+
+    if (!client)
+	return;
+
+    HandleSaveSet(client);
+
+    resources = clientTable[client->index].resources;
+    for (j=0; j < clientTable[client->index].buckets; j++) 
+    {
+        /* It may seem silly to update the head of this resource list as
+	we delete the members, since the entire list will be deleted any way, 
+	but there are some resource deletion functions "FreeClientPixels" for 
+	one which do a LookupID on another resource id (a Colormap id in this
+	case), so the resource list must be kept valid up to the point that
+	it is deleted, so every time we delete a resource, we must update the
+	head, just like in FreeResource. I hope that this doesn't slow down
+	mass deletion appreciably. PRH */
+
+	ResourcePtr *head;
+
+	head = &resources[j];
+
+        for (this = *head; this; this = *head)
+	{
+	    RESTYPE rtype = this->type;
+	    *head = this->next;
+	    (*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
+	    free(this);	    
+	}
+    }
+    free(clientTable[client->index].resources);
+    clientTable[client->index].resources = NULL;
+    clientTable[client->index].buckets = 0;
+}
+
+void
+FreeAllResources()
+{
+    int	i;
+
+    for (i = currentMaxClients; --i >= 0; ) 
+    {
+        if (clientTable[i].buckets) 
+	    FreeClientResources(clients[i]);
+    }
+}
+
+Bool
+LegalNewID(XID id, register ClientPtr client)
+{
+
+#ifdef PANORAMIX
+    XID 	minid, maxid;
+
+	if (!noPanoramiXExtension) { 
+	    minid = client->clientAsMask | (client->index ? 
+			                    SERVER_BIT : SERVER_MINID);
+	    maxid = (clientTable[client->index].fakeID | RESOURCE_ID_MASK) + 1;
+            if ((id >= minid) && (id <= maxid))
+	        return TRUE;
+	}
+#endif /* PANORAMIX */
+	return ((client->clientAsMask == (id & ~RESOURCE_ID_MASK)) &&
+	    ((clientTable[client->index].expectID <= id) ||
+	     !LookupIDByClass(id, RC_ANY)));
+}
+
+#ifdef XCSECURITY
+
+/* SecurityLookupIDByType and SecurityLookupIDByClass:
+ * These are the heart of the resource ID security system.  They take
+ * two additional arguments compared to the old LookupID functions:
+ * the client doing the lookup, and the access mode (see resource.h).
+ * The resource is returned if it exists and the client is allowed access,
+ * else NULL is returned.
+ */
+
+void *
+SecurityLookupIDByType(ClientPtr client, XID id, RESTYPE rtype, Mask mode)
+{
+    int    cid;
+    register    ResourcePtr res;
+    void * retval = NULL;
+
+    assert(client == NullClient ||
+     (client->index <= currentMaxClients && clients[client->index] == client));
+    assert( (rtype & TypeMask) <= lastResourceType);
+
+    if (((cid = CLIENT_ID(id)) < MAXCLIENTS) &&
+	clientTable[cid].buckets)
+    {
+	res = clientTable[cid].resources[Hash(cid, id)];
+
+	for (; res; res = res->next)
+	    if ((res->id == id) && (res->type == rtype))
+	    {
+		retval = res->value;
+		break;
+	    }
+    }
+    if (retval && client && client->CheckAccess)
+	retval = (* client->CheckAccess)(client, id, rtype, mode, retval);
+    return retval;
+}
+
+
+void *
+SecurityLookupIDByClass(ClientPtr client, XID id, RESTYPE classes, Mask mode)
+{
+    int    cid;
+    register ResourcePtr res = NULL;
+    void * retval = NULL;
+
+    assert(client == NullClient ||
+     (client->index <= currentMaxClients && clients[client->index] == client));
+    assert (classes >= lastResourceClass);
+
+    if (((cid = CLIENT_ID(id)) < MAXCLIENTS) &&
+	clientTable[cid].buckets)
+    {
+	res = clientTable[cid].resources[Hash(cid, id)];
+
+	for (; res; res = res->next)
+	    if ((res->id == id) && (res->type & classes))
+	    {
+		retval = res->value;
+		break;
+	    }
+    }
+    if (retval && client && client->CheckAccess)
+	retval = (* client->CheckAccess)(client, id, res->type, mode, retval);
+    return retval;
+}
+
+/* We can't replace the LookupIDByType and LookupIDByClass functions with
+ * macros because of compatibility with loadable servers.
+ */
+
+void *
+LookupIDByType(XID id, RESTYPE rtype)
+{
+    return SecurityLookupIDByType(NullClient, id, rtype,
+				  DixUnknownAccess);
+}
+
+void *
+LookupIDByClass(XID id, RESTYPE classes)
+{
+    return SecurityLookupIDByClass(NullClient, id, classes,
+				   DixUnknownAccess);
+}
+
+#else /* not XCSECURITY */
+
+/*
+ *  LookupIDByType returns the object with the given id and type, else NULL.
+ */ 
+void *
+LookupIDByType(XID id, RESTYPE rtype)
+{
+    int    cid;
+    register    ResourcePtr res;
+
+    if (((cid = CLIENT_ID(id)) < MAXCLIENTS) &&
+	clientTable[cid].buckets)
+    {
+	res = clientTable[cid].resources[Hash(cid, id)];
+
+	for (; res; res = res->next)
+	    if ((res->id == id) && (res->type == rtype))
+		return res->value;
+    }
+    return (void *)NULL;
+}
+
+/*
+ *  LookupIDByClass returns the object with the given id and any one of the
+ *  given classes, else NULL.
+ */ 
+void *
+LookupIDByClass(XID id, RESTYPE classes)
+{
+    int    cid;
+    register    ResourcePtr res;
+
+    if (((cid = CLIENT_ID(id)) < MAXCLIENTS) &&
+	clientTable[cid].buckets)
+    {
+	res = clientTable[cid].resources[Hash(cid, id)];
+
+	for (; res; res = res->next)
+	    if ((res->id == id) && (res->type & classes))
+		return res->value;
+    }
+    return (void *)NULL;
+}
+
+#endif /* XCSECURITY */

nx-X11/programs/Xserver/dix/tables.c

@@ -0,0 +1,510 @@
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xproto.h>
+#include "windowstr.h"
+#include "extnsionst.h"
+#include "dixstruct.h"
+#include "dixevents.h"
+#include "dispatch.h"
+#include "swaprep.h"
+#include "swapreq.h"
+
+int (* InitialVector[3]) (
+	ClientPtr /* client */
+    ) =
+{
+    0,
+    ProcInitialConnection,
+    ProcEstablishConnection
+};
+
+int (* ProcVector[256]) (
+	ClientPtr /* client */
+    ) =
+{
+    ProcBadRequest,
+    ProcCreateWindow,
+    ProcChangeWindowAttributes,
+    ProcGetWindowAttributes,
+    ProcDestroyWindow,
+    ProcDestroySubwindows,		/* 5 */
+    ProcChangeSaveSet,
+    ProcReparentWindow,
+    ProcMapWindow,
+    ProcMapSubwindows,
+    ProcUnmapWindow,			/* 10 */
+    ProcUnmapSubwindows,
+    ProcConfigureWindow,
+    ProcCirculateWindow,
+    ProcGetGeometry,
+    ProcQueryTree,			/* 15 */
+    ProcInternAtom,
+    ProcGetAtomName,
+    ProcChangeProperty,
+    ProcDeleteProperty,
+    ProcGetProperty,			/* 20 */
+    ProcListProperties,
+    ProcSetSelectionOwner,
+    ProcGetSelectionOwner,
+    ProcConvertSelection,
+    ProcSendEvent,			/* 25 */
+    ProcGrabPointer,
+    ProcUngrabPointer,
+    ProcGrabButton,
+    ProcUngrabButton,
+    ProcChangeActivePointerGrab,	/* 30 */
+    ProcGrabKeyboard,
+    ProcUngrabKeyboard,
+    ProcGrabKey,
+    ProcUngrabKey,
+    ProcAllowEvents,			/* 35 */
+    ProcGrabServer,
+    ProcUngrabServer,
+    ProcQueryPointer,
+    ProcGetMotionEvents,
+    ProcTranslateCoords,		/* 40 */
+    ProcWarpPointer,
+    ProcSetInputFocus,
+    ProcGetInputFocus,
+    ProcQueryKeymap,
+    ProcOpenFont,			/* 45 */
+    ProcCloseFont,
+    ProcQueryFont,
+    ProcQueryTextExtents,
+    ProcListFonts,
+    ProcListFontsWithInfo,		/* 50 */
+    ProcSetFontPath,
+    ProcGetFontPath,
+    ProcCreatePixmap,
+    ProcFreePixmap,
+    ProcCreateGC,			/* 55 */
+    ProcChangeGC,
+    ProcCopyGC,
+    ProcSetDashes,
+    ProcSetClipRectangles,
+    ProcFreeGC,				/* 60 */
+    ProcClearToBackground,
+    ProcCopyArea,
+    ProcCopyPlane,
+    ProcPolyPoint,
+    ProcPolyLine,			/* 65 */
+    ProcPolySegment,
+    ProcPolyRectangle,
+    ProcPolyArc,
+    ProcFillPoly,
+    ProcPolyFillRectangle,		/* 70 */
+    ProcPolyFillArc,
+    ProcPutImage,
+    ProcGetImage,
+    ProcPolyText,
+    ProcPolyText,			/* 75 */
+    ProcImageText8,
+    ProcImageText16,
+    ProcCreateColormap,
+    ProcFreeColormap,
+    ProcCopyColormapAndFree,		/* 80 */
+    ProcInstallColormap,
+    ProcUninstallColormap,
+    ProcListInstalledColormaps,
+    ProcAllocColor,
+    ProcAllocNamedColor,		/* 85 */
+    ProcAllocColorCells,
+    ProcAllocColorPlanes,
+    ProcFreeColors,
+    ProcStoreColors,
+    ProcStoreNamedColor,		/* 90 */
+    ProcQueryColors,
+    ProcLookupColor,
+    ProcCreateCursor,
+    ProcCreateGlyphCursor,
+    ProcFreeCursor,			/* 95 */
+    ProcRecolorCursor,
+    ProcQueryBestSize,
+    ProcQueryExtension,
+    ProcListExtensions,
+    ProcChangeKeyboardMapping,		/* 100 */
+    ProcGetKeyboardMapping,
+    ProcChangeKeyboardControl,
+    ProcGetKeyboardControl,
+    ProcBell,
+    ProcChangePointerControl,		/* 105 */
+    ProcGetPointerControl,
+    ProcSetScreenSaver,
+    ProcGetScreenSaver,
+    ProcChangeHosts,
+    ProcListHosts,			/* 110 */
+    ProcChangeAccessControl,
+    ProcChangeCloseDownMode,
+    ProcKillClient,
+    ProcRotateProperties,
+    ProcForceScreenSaver,		/* 115 */
+    ProcSetPointerMapping,
+    ProcGetPointerMapping,
+    ProcSetModifierMapping,
+    ProcGetModifierMapping,
+    0,					/* 120 */
+    0,
+    0,
+    0,
+    0,
+    0,					/* 125 */
+    0,
+    ProcNoOperation    
+};
+
+int (* SwappedProcVector[256]) (
+	ClientPtr /* client */
+    ) =
+{
+    ProcBadRequest,
+    SProcCreateWindow,
+    SProcChangeWindowAttributes,
+    SProcResourceReq,			/* GetWindowAttributes */
+    SProcResourceReq,			/* DestroyWindow */
+    SProcResourceReq,			/* 5 DestroySubwindows */
+    SProcResourceReq,			/* SProcChangeSaveSet, */
+    SProcReparentWindow,
+    SProcResourceReq,			/* MapWindow */
+    SProcResourceReq,			/* MapSubwindows */
+    SProcResourceReq,			/* 10 UnmapWindow */
+    SProcResourceReq,			/* UnmapSubwindows */
+    SProcConfigureWindow,
+    SProcResourceReq,			/* SProcCirculateWindow, */
+    SProcResourceReq,			/* GetGeometry */
+    SProcResourceReq,			/* 15 QueryTree */
+    SProcInternAtom,
+    SProcResourceReq,			/* SProcGetAtomName, */
+    SProcChangeProperty,
+    SProcDeleteProperty,
+    SProcGetProperty,			/* 20 */
+    SProcResourceReq,			/* SProcListProperties, */
+    SProcSetSelectionOwner,
+    SProcResourceReq, 			/* SProcGetSelectionOwner, */
+    SProcConvertSelection,
+    SProcSendEvent,			/* 25 */
+    SProcGrabPointer,
+    SProcResourceReq, 			/* SProcUngrabPointer, */
+    SProcGrabButton,
+    SProcUngrabButton,
+    SProcChangeActivePointerGrab,	/* 30 */
+    SProcGrabKeyboard,
+    SProcResourceReq,			/* SProcUngrabKeyboard, */
+    SProcGrabKey,
+    SProcUngrabKey,
+    SProcResourceReq,			/* 35 SProcAllowEvents, */
+    SProcSimpleReq,			/* SProcGrabServer, */
+    SProcSimpleReq,			/* SProcUngrabServer, */
+    SProcResourceReq,			/* SProcQueryPointer, */
+    SProcGetMotionEvents,
+    SProcTranslateCoords,		/*40 */
+    SProcWarpPointer,
+    SProcSetInputFocus,
+    SProcSimpleReq,			/* SProcGetInputFocus, */
+    SProcSimpleReq,			/* QueryKeymap, */
+    SProcOpenFont,			/* 45 */
+    SProcResourceReq,			/* SProcCloseFont, */
+    SProcResourceReq, 			/* SProcQueryFont, */
+    SProcResourceReq,			/* SProcQueryTextExtents,  */
+    SProcListFonts,
+    SProcListFontsWithInfo,		/* 50 */
+    SProcSetFontPath,
+    SProcSimpleReq,			/* GetFontPath, */
+    SProcCreatePixmap,
+    SProcResourceReq,			/* SProcFreePixmap, */
+    SProcCreateGC,			/* 55 */
+    SProcChangeGC,
+    SProcCopyGC,
+    SProcSetDashes,
+    SProcSetClipRectangles,
+    SProcResourceReq,			/* 60 SProcFreeGC, */
+    SProcClearToBackground,
+    SProcCopyArea,
+    SProcCopyPlane,
+    SProcPoly,				/* PolyPoint, */
+    SProcPoly,				/* 65 PolyLine */
+    SProcPoly,				/* PolySegment, */
+    SProcPoly,				/* PolyRectangle, */
+    SProcPoly,				/* PolyArc, */
+    SProcFillPoly,
+    SProcPoly,				/* 70 PolyFillRectangle */
+    SProcPoly,				/* PolyFillArc, */
+    SProcPutImage,
+    SProcGetImage,
+    SProcPolyText,
+    SProcPolyText,			/* 75 */
+    SProcImageText,
+    SProcImageText,
+    SProcCreateColormap,
+    SProcResourceReq,			/* SProcFreeColormap, */
+    SProcCopyColormapAndFree,		/* 80 */
+    SProcResourceReq,			/* SProcInstallColormap, */
+    SProcResourceReq,			/* SProcUninstallColormap, */
+    SProcResourceReq, 			/* SProcListInstalledColormaps, */
+    SProcAllocColor,
+    SProcAllocNamedColor,		/* 85 */
+    SProcAllocColorCells,
+    SProcAllocColorPlanes,
+    SProcFreeColors,
+    SProcStoreColors,
+    SProcStoreNamedColor,		/* 90 */
+    SProcQueryColors,
+    SProcLookupColor,
+    SProcCreateCursor,
+    SProcCreateGlyphCursor,
+    SProcResourceReq,			/* 95 SProcFreeCursor, */
+    SProcRecolorCursor,
+    SProcQueryBestSize,
+    SProcQueryExtension,
+    SProcSimpleReq,			/* ListExtensions, */
+    SProcChangeKeyboardMapping,		/* 100 */
+    SProcSimpleReq,			/* GetKeyboardMapping, */
+    SProcChangeKeyboardControl,
+    SProcSimpleReq,			/* GetKeyboardControl, */
+    SProcSimpleReq,			/* Bell, */
+    SProcChangePointerControl,		/* 105 */
+    SProcSimpleReq,			/* GetPointerControl, */
+    SProcSetScreenSaver,
+    SProcSimpleReq,			/* GetScreenSaver, */
+    SProcChangeHosts,
+    SProcSimpleReq,			/* 110 ListHosts, */
+    SProcSimpleReq,			/* SProcChangeAccessControl, */
+    SProcSimpleReq,			/* SProcChangeCloseDownMode, */
+    SProcResourceReq,			/* SProcKillClient, */
+    SProcRotateProperties,
+    SProcSimpleReq,			/* 115 ForceScreenSaver */
+    SProcSimpleReq,			/* SetPointerMapping, */
+    SProcSimpleReq,			/* GetPointerMapping, */
+    SProcSimpleReq,			/* SetModifierMapping, */
+    SProcSimpleReq,			/* GetModifierMapping, */
+    0,					/* 120 */
+    0,
+    0,
+    0,
+    0,
+    0,					/* 125 */
+    0,
+    SProcNoOperation
+};
+
+EventSwapPtr EventSwapVector[128] =
+{
+    (EventSwapPtr)SErrorEvent,
+    NotImplemented,
+    SKeyButtonPtrEvent,
+    SKeyButtonPtrEvent,
+    SKeyButtonPtrEvent,
+    SKeyButtonPtrEvent,			/* 5 */
+    SKeyButtonPtrEvent,
+    SEnterLeaveEvent,
+    SEnterLeaveEvent,
+    SFocusEvent,
+    SFocusEvent,			/* 10 */
+    SKeymapNotifyEvent,
+    SExposeEvent,
+    SGraphicsExposureEvent,
+    SNoExposureEvent,
+    SVisibilityEvent,			/* 15 */
+    SCreateNotifyEvent,
+    SDestroyNotifyEvent,
+    SUnmapNotifyEvent,
+    SMapNotifyEvent,
+    SMapRequestEvent,			/* 20 */
+    SReparentEvent,
+    SConfigureNotifyEvent,
+    SConfigureRequestEvent,
+    SGravityEvent,
+    SResizeRequestEvent,		/* 25 */
+    SCirculateEvent,
+    SCirculateEvent,
+    SPropertyEvent,
+    SSelectionClearEvent,
+    SSelectionRequestEvent,		/* 30 */
+    SSelectionNotifyEvent,
+    SColormapEvent,
+    SClientMessageEvent,
+    SMappingEvent,
+};
+
+
+ReplySwapPtr ReplySwapVector[256] =
+{
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetWindowAttributesReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 5 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 10 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetGeometryReply,
+    (ReplySwapPtr)SQueryTreeReply,		/* 15 */
+    (ReplySwapPtr)SInternAtomReply,
+    (ReplySwapPtr)SGetAtomNameReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetPropertyReply,		/* 20 */
+    (ReplySwapPtr)SListPropertiesReply,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetSelectionOwnerReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 25 */
+    (ReplySwapPtr)SGenericReply,		/* SGrabPointerReply, */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 30 */
+    (ReplySwapPtr)SGenericReply,		/* SGrabKeyboardReply, */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 35 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SQueryPointerReply,
+    (ReplySwapPtr)SGetMotionEventsReply,
+    (ReplySwapPtr)STranslateCoordsReply,	/* 40 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetInputFocusReply,
+    (ReplySwapPtr)SQueryKeymapReply,
+    ReplyNotSwappd,				/* 45 */
+    ReplyNotSwappd,
+    (ReplySwapPtr)SQueryFontReply,
+    (ReplySwapPtr)SQueryTextExtentsReply,
+    (ReplySwapPtr)SListFontsReply,
+    (ReplySwapPtr)SListFontsWithInfoReply,	/* 50 */
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetFontPathReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 55 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 60 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 65 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 70 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetImageReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 75 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 80 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SListInstalledColormapsReply,
+    (ReplySwapPtr)SAllocColorReply,
+    (ReplySwapPtr)SAllocNamedColorReply,	/* 85 */
+    (ReplySwapPtr)SAllocColorCellsReply,
+    (ReplySwapPtr)SAllocColorPlanesReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 90 */
+    (ReplySwapPtr)SQueryColorsReply,
+    (ReplySwapPtr)SLookupColorReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 95 */
+    ReplyNotSwappd,
+    (ReplySwapPtr)SQueryBestSizeReply,
+    (ReplySwapPtr)SGenericReply,		/* SQueryExtensionReply, */
+    (ReplySwapPtr)SListExtensionsReply,
+    ReplyNotSwappd,				/* 100 */
+    (ReplySwapPtr)SGetKeyboardMappingReply,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetKeyboardControlReply,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 105 */
+    (ReplySwapPtr)SGetPointerControlReply,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SGetScreenSaverReply,
+    ReplyNotSwappd,
+    (ReplySwapPtr)SListHostsReply,		/* 110 */
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,
+    ReplyNotSwappd,				/* 115 */
+    (ReplySwapPtr)SGenericReply,		/* SetPointerMapping */
+    (ReplySwapPtr)SGetPointerMappingReply,
+    (ReplySwapPtr)SGenericReply,		/* SetModifierMapping */
+    (ReplySwapPtr)SGetModifierMappingReply,	/* 119 */
+    ReplyNotSwappd,				/* 120 */
+    ReplyNotSwappd,				/* 121 */
+    ReplyNotSwappd,				/* 122 */
+    ReplyNotSwappd,				/* 123 */
+    ReplyNotSwappd,				/* 124 */
+    ReplyNotSwappd,				/* 125 */
+    ReplyNotSwappd,				/* 126 */
+    ReplyNotSwappd,				/* NoOperation */
+    ReplyNotSwappd
+};