xserver git update 15/5/2010

1 files changed, 1004 insertions, 1004 deletions

diff --git a/xorg-server/randr/rrscreen.c b/xorg-server/randr/rrscreen.c
index 26de1e2e2..526e95177 100644
--- a/xorg-server/randr/rrscreen.c
+++ b/xorg-server/randr/rrscreen.c
@@ -1,1004 +1,1004 @@
-/*
- * Copyright © 2006 Keith Packard
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that copyright
- * notice and this permission notice appear in supporting documentation, and
- * that the name of the copyright holders not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission.  The copyright holders make no representations
- * about the suitability of this software for any purpose.  It is provided "as
- * is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL THE COPYRIGHT HOLDERS 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.
- */
-
-#include "randrstr.h"
-
-static const int padlength[4] = {0, 3, 2, 1};
-
-static CARD16
-RR10CurrentSizeID (ScreenPtr pScreen);
-
-/*
- * Edit connection information block so that new clients
- * see the current screen size on connect
- */
-static void
-RREditConnectionInfo (ScreenPtr pScreen)
-{
-    xConnSetup	    *connSetup;
-    char	    *vendor;
-    xPixmapFormat   *formats;
-    xWindowRoot	    *root;
-    xDepth	    *depth;
-    xVisualType	    *visual;
-    int		    screen = 0;
-    int		    d;
-
-    connSetup = (xConnSetup *) ConnectionInfo;
-    vendor = (char *) connSetup + sizeof (xConnSetup);
-    formats = (xPixmapFormat *) ((char *) vendor +
-				 connSetup->nbytesVendor +
-				 padlength[connSetup->nbytesVendor & 3]);
-    root = (xWindowRoot *) ((char *) formats +
-			    sizeof (xPixmapFormat) * screenInfo.numPixmapFormats);
-    while (screen != pScreen->myNum)
-    {
-	depth = (xDepth *) ((char *) root + 
-			    sizeof (xWindowRoot));
-	for (d = 0; d < root->nDepths; d++)
-	{
-	    visual = (xVisualType *) ((char *) depth +
-				      sizeof (xDepth));
-	    depth = (xDepth *) ((char *) visual +
-				depth->nVisuals * sizeof (xVisualType));
-	}
-	root = (xWindowRoot *) ((char *) depth);
-	screen++;
-    }
-    root->pixWidth = pScreen->width;
-    root->pixHeight = pScreen->height;
-    root->mmWidth = pScreen->mmWidth;
-    root->mmHeight = pScreen->mmHeight;
-}
-
-void
-RRSendConfigNotify (ScreenPtr pScreen)
-{
-    WindowPtr	pWin = WindowTable[pScreen->myNum];
-    xEvent	event;
-
-    event.u.u.type = ConfigureNotify;
-    event.u.configureNotify.window = pWin->drawable.id;
-    event.u.configureNotify.aboveSibling = None;
-    event.u.configureNotify.x = 0;
-    event.u.configureNotify.y = 0;
-
-    /* XXX xinerama stuff ? */
-    
-    event.u.configureNotify.width = pWin->drawable.width;
-    event.u.configureNotify.height = pWin->drawable.height;
-    event.u.configureNotify.borderWidth = wBorderWidth (pWin);
-    event.u.configureNotify.override = pWin->overrideRedirect;
-    DeliverEvents(pWin, &event, 1, NullWindow);
-}
-
-void
-RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen)
-{
-    rrScrPriv (pScreen);
-    xRRScreenChangeNotifyEvent	se;
-    RRCrtcPtr	crtc = pScrPriv->numCrtcs ? pScrPriv->crtcs[0] : NULL;
-    WindowPtr	pRoot = WindowTable[pScreen->myNum];
-    
-    se.type = RRScreenChangeNotify + RREventBase;
-    se.rotation = (CARD8) (crtc ? crtc->rotation : RR_Rotate_0);
-    se.timestamp = pScrPriv->lastSetTime.milliseconds;
-    se.sequenceNumber = client->sequence;
-    se.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
-    se.root =  pRoot->drawable.id;
-    se.window = pWin->drawable.id;
-    se.subpixelOrder = PictureGetSubpixelOrder (pScreen);
-
-    se.sequenceNumber = client->sequence;
-    se.sizeID = RR10CurrentSizeID (pScreen);
-
-    if (se.rotation & (RR_Rotate_90 | RR_Rotate_270)) {
-	se.widthInPixels = pScreen->height;
-	se.heightInPixels = pScreen->width;
-	se.widthInMillimeters = pScreen->mmHeight;
-	se.heightInMillimeters = pScreen->mmWidth;
-    } else {
-	se.widthInPixels = pScreen->width;
-	se.heightInPixels = pScreen->height;
-	se.widthInMillimeters = pScreen->mmWidth;
-	se.heightInMillimeters = pScreen->mmHeight;
-    }
-
-    WriteEventsToClient (client, 1, (xEvent *) &se);
-}
-
-/*
- * Notify the extension that the screen size has been changed.
- * The driver is responsible for calling this whenever it has changed
- * the size of the screen
- */
-void
-RRScreenSizeNotify (ScreenPtr	pScreen)
-{
-    rrScrPriv(pScreen);
-    /*
-     * Deliver ConfigureNotify events when root changes
-     * pixel size
-     */
-    if (pScrPriv->width == pScreen->width &&
-	pScrPriv->height == pScreen->height &&
-	pScrPriv->mmWidth == pScreen->mmWidth &&
-	pScrPriv->mmHeight == pScreen->mmHeight)
-	return;
-    
-    pScrPriv->width = pScreen->width;
-    pScrPriv->height = pScreen->height;
-    pScrPriv->mmWidth = pScreen->mmWidth;
-    pScrPriv->mmHeight = pScreen->mmHeight;
-    pScrPriv->changed = TRUE;
-/*    pScrPriv->sizeChanged = TRUE; */
-
-    RRTellChanged (pScreen);
-    RRSendConfigNotify (pScreen);
-    RREditConnectionInfo (pScreen);
-    
-    RRPointerScreenConfigured (pScreen);
-    /*
-     * Fix pointer bounds and location
-     */
-    ScreenRestructured (pScreen);
-}
-
-/*
- * Request that the screen be resized
- */
-Bool
-RRScreenSizeSet (ScreenPtr  pScreen,
-		 CARD16	    width,
-		 CARD16	    height,
-		 CARD32	    mmWidth,
-		 CARD32	    mmHeight)
-{
-    rrScrPriv(pScreen);
-
-#if RANDR_12_INTERFACE
-    if (pScrPriv->rrScreenSetSize)
-    {
-	return (*pScrPriv->rrScreenSetSize) (pScreen,
-					     width, height,
-					     mmWidth, mmHeight);
-    }
-#endif
-#if RANDR_10_INTERFACE
-    if (pScrPriv->rrSetConfig)
-    {
-	return TRUE;	/* can't set size separately */
-    }
-#endif
-    return FALSE;
-}
-
-/*
- * Retrieve valid screen size range
- */
-int
-ProcRRGetScreenSizeRange (ClientPtr client)
-{
-    REQUEST(xRRGetScreenSizeRangeReq);
-    xRRGetScreenSizeRangeReply	rep;
-    WindowPtr			pWin;
-    ScreenPtr			pScreen;
-    rrScrPrivPtr		pScrPriv;
-    int				rc;
-    
-    REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
-    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
-    if (rc != Success)
-	return rc;
-
-    pScreen = pWin->drawable.pScreen;
-    pScrPriv = rrGetScrPriv(pScreen);
-    
-    rep.type = X_Reply;
-    rep.pad = 0;
-    rep.sequenceNumber = client->sequence;
-    rep.length = 0;
-    
-    if (pScrPriv) 
-    {
-	if (!RRGetInfo (pScreen, FALSE))
-	    return BadAlloc;
-	rep.minWidth  = pScrPriv->minWidth;
-	rep.minHeight = pScrPriv->minHeight;
-	rep.maxWidth  = pScrPriv->maxWidth;
-	rep.maxHeight = pScrPriv->maxHeight;
-    }
-    else
-    {
-	rep.maxWidth  = rep.minWidth  = pScreen->width;
-	rep.maxHeight = rep.minHeight = pScreen->height;
-    }
-    if (client->swapped) 
-    {
-	int n;
-	
-    	swaps(&rep.sequenceNumber, n);
-    	swapl(&rep.length, n);
-	swaps(&rep.minWidth, n);
-	swaps(&rep.minHeight, n);
-	swaps(&rep.maxWidth, n);
-	swaps(&rep.maxHeight, n);
-    }
-    WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), (char *)&rep);
-    return (client->noClientException);
-}
-
-int
-ProcRRSetScreenSize (ClientPtr client)
-{
-    REQUEST(xRRSetScreenSizeReq);
-    WindowPtr		pWin;
-    ScreenPtr		pScreen;
-    rrScrPrivPtr	pScrPriv;
-    int			i, rc;
-    
-    REQUEST_SIZE_MATCH(xRRSetScreenSizeReq);
-    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
-    if (rc != Success)
-	return rc;
-
-    pScreen = pWin->drawable.pScreen;
-    pScrPriv = rrGetScrPriv(pScreen);
-    if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width)
-    {
-	client->errorValue = stuff->width;
-	return BadValue;
-    }
-    if (stuff->height < pScrPriv->minHeight || 
-	pScrPriv->maxHeight < stuff->height)
-    {
-	client->errorValue = stuff->height;
-	return BadValue;
-    }
-    for (i = 0; i < pScrPriv->numCrtcs; i++) 
-    {
-	RRCrtcPtr   crtc = pScrPriv->crtcs[i];
-	RRModePtr   mode = crtc->mode;
-	if (mode)
-	{
-	    int		source_width = mode->mode.width;
-	    int		source_height = mode->mode.height;
-	    Rotation	rotation = crtc->rotation;
-
-	    if (rotation == RR_Rotate_90 || rotation == RR_Rotate_270)
-	    {
-		source_width = mode->mode.height;
-		source_height = mode->mode.width;
-	    }
-	    
-	    if (crtc->x + source_width > stuff->width ||
-		crtc->y + source_height > stuff->height)
-	    return BadMatch;
-	}
-    }
-    if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0)
-    {
-	client->errorValue = 0;
-	return BadValue;
-    }
-    if (!RRScreenSizeSet (pScreen, 
-			  stuff->width, stuff->height,
-			  stuff->widthInMillimeters,
-			  stuff->heightInMillimeters))
-    {
-	return BadMatch;
-    }
-    return Success;
-}
-
-static int
-rrGetScreenResources(ClientPtr client, Bool query)
-{
-    REQUEST(xRRGetScreenResourcesReq);
-    xRRGetScreenResourcesReply  rep;
-    WindowPtr			pWin;
-    ScreenPtr			pScreen;
-    rrScrPrivPtr		pScrPriv;
-    CARD8			*extra;
-    unsigned long		extraLen;
-    int				i, n, rc, has_primary = 0;
-    RRCrtc			*crtcs;
-    RROutput			*outputs;
-    xRRModeInfo			*modeinfos;
-    CARD8			*names;
-    
-    REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq);
-    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
-    if (rc != Success)
-	return rc;
-    
-    pScreen = pWin->drawable.pScreen;
-    pScrPriv = rrGetScrPriv(pScreen);
-    rep.pad = 0;
-    
-    if (query && pScrPriv)
-	if (!RRGetInfo (pScreen, query))
-	    return BadAlloc;
-
-    if (!pScrPriv)
-    {
-	rep.type = X_Reply;
-	rep.sequenceNumber = client->sequence;
-	rep.length = 0;
-	rep.timestamp = currentTime.milliseconds;
-	rep.configTimestamp = currentTime.milliseconds;
-	rep.nCrtcs = 0;
-	rep.nOutputs = 0;
-	rep.nModes = 0;
-	rep.nbytesNames = 0;
-	extra = NULL;
-	extraLen = 0;
-    }
-    else
-    {
-	RRModePtr   *modes;
-	int	    num_modes;
-
-	modes = RRModesForScreen (pScreen, &num_modes);
-	if (!modes)
-	    return BadAlloc;
-	
-	rep.type = X_Reply;
-	rep.sequenceNumber = client->sequence;
-	rep.length = 0;
-	rep.timestamp = pScrPriv->lastSetTime.milliseconds;
-	rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
-	rep.nCrtcs = pScrPriv->numCrtcs;
-	rep.nOutputs = pScrPriv->numOutputs;
-	rep.nModes = num_modes;
-	rep.nbytesNames = 0;
-
-	for (i = 0; i < num_modes; i++)
-	    rep.nbytesNames += modes[i]->mode.nameLength;
-
-	rep.length = (pScrPriv->numCrtcs + 
-		      pScrPriv->numOutputs + 
-		      num_modes * bytes_to_int32(SIZEOF(xRRModeInfo)) +
-		      bytes_to_int32(rep.nbytesNames));
-	
-	extraLen = rep.length << 2;
-	if (extraLen)
-	{
-	    extra = xalloc (extraLen);
-	    if (!extra)
-	    {
-		xfree (modes);
-		return BadAlloc;
-	    }
-	}
-	else
-	    extra = NULL;
-
-	crtcs = (RRCrtc *) extra;
-	outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs);
-	modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs);
-	names = (CARD8 *) (modeinfos + num_modes);
-
-	if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc)
-	{
-	    has_primary = 1;
-	    crtcs[0] = pScrPriv->primaryOutput->crtc->id;
-	    if (client->swapped)
-		swapl (&crtcs[0], n);
-	}
-	
-	for (i = 0; i < pScrPriv->numCrtcs; i++)
-	{
-	    if (has_primary &&
-		pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i])
-	    {
-		has_primary = 0;
-		continue;
-	    }
-	    crtcs[i + has_primary] = pScrPriv->crtcs[i]->id;
-	    if (client->swapped)
-		swapl (&crtcs[i + has_primary], n);
-	}
-	
-	for (i = 0; i < pScrPriv->numOutputs; i++)
-	{
-	    outputs[i] = pScrPriv->outputs[i]->id;
-	    if (client->swapped)
-		swapl (&outputs[i], n);
-	}
-	
-	for (i = 0; i < num_modes; i++)
-	{
-	    RRModePtr	mode = modes[i];
-	    modeinfos[i] = mode->mode;
-	    if (client->swapped)
-	    {
-		swapl (&modeinfos[i].id, n);
-		swaps (&modeinfos[i].width, n);
-		swaps (&modeinfos[i].height, n);
-		swapl (&modeinfos[i].dotClock, n);
-		swaps (&modeinfos[i].hSyncStart, n);
-		swaps (&modeinfos[i].hSyncEnd, n);
-		swaps (&modeinfos[i].hTotal, n);
-		swaps (&modeinfos[i].hSkew, n);
-		swaps (&modeinfos[i].vSyncStart, n);
-		swaps (&modeinfos[i].vSyncEnd, n);
-		swaps (&modeinfos[i].vTotal, n);
-		swaps (&modeinfos[i].nameLength, n);
-		swapl (&modeinfos[i].modeFlags, n);
-	    }
-	    memcpy (names, mode->name, 
-		    mode->mode.nameLength);
-	    names += mode->mode.nameLength;
-	}
-    	xfree (modes);
-	assert (bytes_to_int32((char *) names - (char *) extra) == rep.length);
-    }
-    
-    if (client->swapped) {
-	swaps(&rep.sequenceNumber, n);
-	swapl(&rep.length, n);
-	swapl(&rep.timestamp, n);
-	swapl(&rep.configTimestamp, n);
-	swaps(&rep.nCrtcs, n);
-	swaps(&rep.nOutputs, n);
-	swaps(&rep.nModes, n);
-	swaps(&rep.nbytesNames, n);
-    }
-    WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *)&rep);
-    if (extraLen)
-    {
-	WriteToClient (client, extraLen, (char *) extra);
-	xfree (extra);
-    }
-    return client->noClientException;
-}
-
-int
-ProcRRGetScreenResources (ClientPtr client)
-{
-    return rrGetScreenResources(client, TRUE);
-}
-    
-int
-ProcRRGetScreenResourcesCurrent (ClientPtr client)
-{
-    return rrGetScreenResources(client, FALSE);
-}
-
-typedef struct _RR10Data {
-    RRScreenSizePtr sizes;
-    int		    nsize;
-    int		    nrefresh;
-    int		    size;
-    CARD16	    refresh;
-} RR10DataRec, *RR10DataPtr;
-
-/*
- * Convert 1.2 monitor data into 1.0 screen data
- */
-static RR10DataPtr
-RR10GetData (ScreenPtr pScreen, RROutputPtr output)
-{
-    RR10DataPtr	    data;
-    RRScreenSizePtr size;
-    int		    nmode = output->numModes + output->numUserModes;
-    int		    o, os, l, r;
-    RRScreenRatePtr refresh;
-    CARD16	    vRefresh;
-    RRModePtr	    mode;
-    Bool	    *used;
-
-    /* Make sure there is plenty of space for any combination */
-    data = malloc (sizeof (RR10DataRec) + 
-		   sizeof (RRScreenSize) * nmode + 
-		   sizeof (RRScreenRate) * nmode +
-		   sizeof (Bool) * nmode);
-    if (!data)
-	return NULL;
-    size = (RRScreenSizePtr) (data + 1);
-    refresh = (RRScreenRatePtr) (size + nmode);
-    used = (Bool *) (refresh + nmode);
-    memset (used, '\0', sizeof (Bool) * nmode);
-    data->sizes = size;
-    data->nsize = 0;
-    data->nrefresh = 0;
-    data->size = 0;
-    data->refresh = 0;
-    
-    /*
-     * find modes not yet listed
-     */
-    for (o = 0; o < output->numModes + output->numUserModes; o++)
-    {
-	if (used[o]) continue;
-	
-	if (o < output->numModes)
-	    mode = output->modes[o];
-	else
-	    mode = output->userModes[o - output->numModes];
-	
-	l = data->nsize;
-	size[l].id = data->nsize;
-	size[l].width = mode->mode.width;
-	size[l].height = mode->mode.height;
-	if (output->mmWidth && output->mmHeight) {
-	    size[l].mmWidth = output->mmWidth;
-	    size[l].mmHeight = output->mmHeight;
-	} else {
-	    size[l].mmWidth = pScreen->mmWidth;
-	    size[l].mmHeight = pScreen->mmHeight;
-	}
-	size[l].nRates = 0;
-	size[l].pRates = &refresh[data->nrefresh];
-	data->nsize++;
-	
-	/*
-	 * Find all modes with matching size
-	 */
-	for (os = o; os < output->numModes + output->numUserModes; os++)
-	{
-	    if (os < output->numModes)
-		mode = output->modes[os];
-	    else
-		mode = output->userModes[os - output->numModes];
-	    if (mode->mode.width == size[l].width &&
-		mode->mode.height == size[l].height)
-	    {
-		vRefresh = RRVerticalRefresh (&mode->mode);
-		used[os] = TRUE;
-		
-		for (r = 0; r < size[l].nRates; r++)
-		    if (vRefresh == size[l].pRates[r].rate)
-			break;
-		if (r == size[l].nRates)
-		{
-		    size[l].pRates[r].rate = vRefresh;
-		    size[l].pRates[r].mode = mode;
-		    size[l].nRates++;
-		    data->nrefresh++;
-		}
-		if (mode == output->crtc->mode)
-		{
-		    data->size = l;
-		    data->refresh = vRefresh;
-		}
-	    }
-	}
-    }
-    return data;
-}
-
-int
-ProcRRGetScreenInfo (ClientPtr client)
-{
-    REQUEST(xRRGetScreenInfoReq);
-    xRRGetScreenInfoReply   rep;
-    WindowPtr	    	    pWin;
-    int			    n, rc;
-    ScreenPtr		    pScreen;
-    rrScrPrivPtr	    pScrPriv;
-    CARD8		    *extra;
-    unsigned long	    extraLen;
-    RROutputPtr		    output;
-
-    REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
-    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
-    if (rc != Success)
-	return rc;
-
-    pScreen = pWin->drawable.pScreen;
-    pScrPriv = rrGetScrPriv(pScreen);
-    rep.pad = 0;
-    
-    if (pScrPriv)
-	if (!RRGetInfo (pScreen, TRUE))
-	    return BadAlloc;
-
-    output = RRFirstOutput (pScreen);
-    
-    if (!pScrPriv || !output)
-    {
-	rep.type = X_Reply;
-	rep.setOfRotations = RR_Rotate_0;
-	rep.sequenceNumber = client->sequence;
-	rep.length = 0;
-	rep.root = WindowTable[pWin->drawable.pScreen->myNum]->drawable.id;
-	rep.timestamp = currentTime.milliseconds;
-	rep.configTimestamp = currentTime.milliseconds;
-	rep.nSizes = 0;
-	rep.sizeID = 0;
-	rep.rotation = RR_Rotate_0;
-	rep.rate = 0;
-	rep.nrateEnts = 0;
-	extra = 0;
-	extraLen = 0;
-    }
-    else
-    {
-	int			i, j;
-	xScreenSizes		*size;
-	CARD16			*rates;
-	CARD8			*data8;
-	Bool			has_rate = RRClientKnowsRates (client);
-	RR10DataPtr		pData;
-	RRScreenSizePtr		pSize;
-    
-	pData = RR10GetData (pScreen, output);
-	if (!pData)
-	    return BadAlloc;
-	
-	rep.type = X_Reply;
-	rep.setOfRotations = output->crtc->rotations;
-	rep.sequenceNumber = client->sequence;
-	rep.length = 0;
-	rep.root = WindowTable[pWin->drawable.pScreen->myNum]->drawable.id;
-	rep.timestamp = pScrPriv->lastSetTime.milliseconds;
-	rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
-	rep.rotation = output->crtc->rotation;
-	rep.nSizes = pData->nsize;
-        rep.nrateEnts = pData->nrefresh + pData->nsize;
-	rep.sizeID = pData->size;
-	rep.rate = pData->refresh;
-
-	extraLen = rep.nSizes * sizeof (xScreenSizes);
-	if (has_rate)
-		extraLen += rep.nrateEnts * sizeof (CARD16);
-
-	if (extraLen)
-	{
-	    extra = (CARD8 *) xalloc (extraLen);
-	    if (!extra)
-	    {
-		xfree (pData);
-		return BadAlloc;
-	    }
-	}
-	else
-	    extra = NULL;
-
-	/*
-	 * First comes the size information
-	 */
-	size = (xScreenSizes *) extra;
-	rates = (CARD16 *) (size + rep.nSizes);
-	for (i = 0; i < pData->nsize; i++)
-	{
-	    pSize = &pData->sizes[i];
-	    size->widthInPixels = pSize->width;
-	    size->heightInPixels = pSize->height;
-	    size->widthInMillimeters = pSize->mmWidth;
-	    size->heightInMillimeters = pSize->mmHeight;
-	    if (client->swapped)
-	    {
-	        swaps (&size->widthInPixels, n);
-	        swaps (&size->heightInPixels, n);
-	        swaps (&size->widthInMillimeters, n);
-	        swaps (&size->heightInMillimeters, n);
-	    }
-	    size++;
-	    if (has_rate)
-	    {
-		*rates = pSize->nRates;
-		if (client->swapped)
-		{
-		    swaps (rates, n);
-		}
-		rates++;
-		for (j = 0; j < pSize->nRates; j++)
-		{
-		    *rates = pSize->pRates[j].rate;
-		    if (client->swapped)
-		    {
-			swaps (rates, n);
-		    }
-		    rates++;
-		}
-	    }
-	}
-        xfree (pData);
-	
-	data8 = (CARD8 *) rates;
-
-	if (data8 - (CARD8 *) extra != extraLen)
-	    FatalError ("RRGetScreenInfo bad extra len %ld != %ld\n",
-			(unsigned long)(data8 - (CARD8 *) extra), extraLen);
-	rep.length =  bytes_to_int32(extraLen);
-    }
-    if (client->swapped) {
-	swaps(&rep.sequenceNumber, n);
-	swapl(&rep.length, n);
-	swapl(&rep.timestamp, n);
-	swaps(&rep.rotation, n);
-	swaps(&rep.nSizes, n);
-	swaps(&rep.sizeID, n);
-	swaps(&rep.rate, n);
-	swaps(&rep.nrateEnts, n);
-    }
-    WriteToClient(client, sizeof(xRRGetScreenInfoReply), (char *)&rep);
-    if (extraLen)
-    {
-	WriteToClient (client, extraLen, (char *) extra);
-	xfree (extra);
-    }
-    return (client->noClientException);
-}
-
-int
-ProcRRSetScreenConfig (ClientPtr client)
-{
-    REQUEST(xRRSetScreenConfigReq);
-    xRRSetScreenConfigReply rep;
-    DrawablePtr		    pDraw;
-    int			    n, rc;
-    ScreenPtr		    pScreen;
-    rrScrPrivPtr	    pScrPriv;
-    TimeStamp		    time;
-    int			    i;
-    Rotation		    rotation;
-    int			    rate;
-    Bool		    has_rate;
-    RROutputPtr		    output;
-    RRCrtcPtr		    crtc;
-    RRModePtr		    mode;
-    RR10DataPtr		    pData = NULL;
-    RRScreenSizePtr    	    pSize;
-    int			    width, height;
-    
-    UpdateCurrentTime ();
-
-    if (RRClientKnowsRates (client))
-    {
-	REQUEST_SIZE_MATCH (xRRSetScreenConfigReq);
-	has_rate = TRUE;
-    }
-    else
-    {
-	REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq);
-	has_rate = FALSE;
-    }
-    
-    rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess);
-    if (rc != Success)
-	return rc;
-
-    pScreen = pDraw->pScreen;
-
-    pScrPriv = rrGetScrPriv(pScreen);
-    
-    time = ClientTimeToServerTime(stuff->timestamp);
-    
-    if (!pScrPriv)
-    {
-	time = currentTime;
-	rep.status = RRSetConfigFailed;
-	goto sendReply;
-    }
-    if (!RRGetInfo (pScreen, FALSE))
-	return BadAlloc;
-    
-    output = RRFirstOutput (pScreen);
-    if (!output)
-    {
-	time = currentTime;
-	rep.status = RRSetConfigFailed;
-	goto sendReply;
-    }
-
-    crtc = output->crtc;
-
-    /*
-     * If the client's config timestamp is not the same as the last config
-     * timestamp, then the config information isn't up-to-date and
-     * can't even be validated.
-     *
-     * Note that the client only knows about the milliseconds part of the
-     * timestamp, so using CompareTimeStamps here would cause randr to suddenly
-     * stop working after several hours have passed (freedesktop bug #6502).
-     */
-    if (stuff->configTimestamp != pScrPriv->lastConfigTime.milliseconds)
-    {
-	rep.status = RRSetConfigInvalidConfigTime;
-	goto sendReply;
-    }
-    
-    pData = RR10GetData (pScreen, output);
-    if (!pData)
-	return BadAlloc;
-    
-    if (stuff->sizeID >= pData->nsize)
-    {
-	/*
-	 * Invalid size ID
-	 */
-	client->errorValue = stuff->sizeID;
-	xfree (pData);
-	return BadValue;
-    }
-    pSize = &pData->sizes[stuff->sizeID];
-    
-    /*
-     * Validate requested rotation
-     */
-    rotation = (Rotation) stuff->rotation;
-
-    /* test the rotation bits only! */
-    switch (rotation & 0xf) {
-    case RR_Rotate_0:
-    case RR_Rotate_90:
-    case RR_Rotate_180:
-    case RR_Rotate_270:
-	break;
-    default:
-	/*
-	 * Invalid rotation
-	 */
-	client->errorValue = stuff->rotation;
-	xfree (pData);
-	return BadValue;
-    }
-
-    if ((~crtc->rotations) & rotation)
-    {
-	/*
-	 * requested rotation or reflection not supported by screen
-	 */
-	client->errorValue = stuff->rotation;
-	xfree (pData);
-	return BadMatch;
-    }
-
-    /*
-     * Validate requested refresh
-     */
-    if (has_rate)
-	rate = (int) stuff->rate;
-    else
-	rate = 0;
-
-    if (rate)
-    {
-	for (i = 0; i < pSize->nRates; i++)
-	{
-	    if (pSize->pRates[i].rate == rate)
-		break;
-	}
-	if (i == pSize->nRates)
-	{
-	    /*
-	     * Invalid rate
-	     */
-	    client->errorValue = rate;
-	    xfree (pData);
-	    return BadValue;
-	}
-	mode = pSize->pRates[i].mode;
-    }
-    else
-	mode = pSize->pRates[0].mode;
-    
-    /*
-     * Make sure the requested set-time is not older than
-     * the last set-time
-     */
-    if (CompareTimeStamps (time, pScrPriv->lastSetTime) < 0)
-    {
-	rep.status = RRSetConfigInvalidTime;
-	goto sendReply;
-    }
-
-    /*
-     * If the screen size is changing, adjust all of the other outputs
-     * to fit the new size, mirroring as much as possible
-     */
-    width = mode->mode.width;
-    height = mode->mode.height;
-    if (rotation & (RR_Rotate_90|RR_Rotate_270))
-    {
-	width = mode->mode.height;
-	height = mode->mode.width;
-    }
-    if (width != pScreen->width || height != pScreen->height)
-    {
-	int	c;
-
-	for (c = 0; c < pScrPriv->numCrtcs; c++)
-	{
-	    if (!RRCrtcSet (pScrPriv->crtcs[c], NULL, 0, 0, RR_Rotate_0,
-			    0, NULL))
-	    {
-		rep.status = RRSetConfigFailed;
-		/* XXX recover from failure */
-		goto sendReply;
-	    }
-	}
-	if (!RRScreenSizeSet (pScreen, width, height,
-			      pScreen->mmWidth, pScreen->mmHeight))
-	{
-	    rep.status = RRSetConfigFailed;
-	    /* XXX recover from failure */
-	    goto sendReply;
-	}
-    }
-
-    if (!RRCrtcSet (crtc, mode, 0, 0, stuff->rotation, 1, &output))
-	rep.status = RRSetConfigFailed;
-    else {
-	pScrPriv->lastSetTime = time;
-	rep.status = RRSetConfigSuccess;
-    }
-
-    /*
-     * XXX Configure other crtcs to mirror as much as possible
-     */
-    
-sendReply:
-    
-    if (pData)
-	xfree (pData);
-
-    rep.type = X_Reply;
-    /* rep.status has already been filled in */
-    rep.length = 0;
-    rep.sequenceNumber = client->sequence;
-
-    rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
-    rep.newConfigTimestamp = pScrPriv->lastConfigTime.milliseconds;
-    rep.root = WindowTable[pDraw->pScreen->myNum]->drawable.id;
-
-    if (client->swapped) 
-    {
-    	swaps(&rep.sequenceNumber, n);
-    	swapl(&rep.length, n);
-	swapl(&rep.newTimestamp, n);
-	swapl(&rep.newConfigTimestamp, n);
-	swapl(&rep.root, n);
-    }
-    WriteToClient(client, sizeof(xRRSetScreenConfigReply), (char *)&rep);
-
-    return (client->noClientException);
-}
-
-static CARD16
-RR10CurrentSizeID (ScreenPtr pScreen)
-{
-    CARD16	sizeID = 0xffff;
-    RROutputPtr output = RRFirstOutput (pScreen);
-    
-    if (output)
-    {
-	RR10DataPtr data = RR10GetData (pScreen, output);
-	if (data)
-	{
-	    int i;
-	    for (i = 0; i < data->nsize; i++)
-		if (data->sizes[i].width == pScreen->width &&
-		    data->sizes[i].height == pScreen->height)
-		{
-		    sizeID = (CARD16) i;
-		    break;
-		}
-	    xfree (data);
-	}
-    }
-    return sizeID;
-}
+/*

+ * Copyright © 2006 Keith Packard

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that copyright

+ * notice and this permission notice appear in supporting documentation, and

+ * that the name of the copyright holders not be used in advertising or

+ * publicity pertaining to distribution of the software without specific,

+ * written prior permission.  The copyright holders make no representations

+ * about the suitability of this software for any purpose.  It is provided "as

+ * is" without express or implied warranty.

+ *

+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

+ * EVENT SHALL THE COPYRIGHT HOLDERS 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.

+ */

+

+#include "randrstr.h"

+

+static const int padlength[4] = {0, 3, 2, 1};

+

+static CARD16

+RR10CurrentSizeID (ScreenPtr pScreen);

+

+/*

+ * Edit connection information block so that new clients

+ * see the current screen size on connect

+ */

+static void

+RREditConnectionInfo (ScreenPtr pScreen)

+{

+    xConnSetup	    *connSetup;

+    char	    *vendor;

+    xPixmapFormat   *formats;

+    xWindowRoot	    *root;

+    xDepth	    *depth;

+    xVisualType	    *visual;

+    int		    screen = 0;

+    int		    d;

+

+    connSetup = (xConnSetup *) ConnectionInfo;

+    vendor = (char *) connSetup + sizeof (xConnSetup);

+    formats = (xPixmapFormat *) ((char *) vendor +

+				 connSetup->nbytesVendor +

+				 padlength[connSetup->nbytesVendor & 3]);

+    root = (xWindowRoot *) ((char *) formats +

+			    sizeof (xPixmapFormat) * screenInfo.numPixmapFormats);

+    while (screen != pScreen->myNum)

+    {

+	depth = (xDepth *) ((char *) root + 

+			    sizeof (xWindowRoot));

+	for (d = 0; d < root->nDepths; d++)

+	{

+	    visual = (xVisualType *) ((char *) depth +

+				      sizeof (xDepth));

+	    depth = (xDepth *) ((char *) visual +

+				depth->nVisuals * sizeof (xVisualType));

+	}

+	root = (xWindowRoot *) ((char *) depth);

+	screen++;

+    }

+    root->pixWidth = pScreen->width;

+    root->pixHeight = pScreen->height;

+    root->mmWidth = pScreen->mmWidth;

+    root->mmHeight = pScreen->mmHeight;

+}

+

+void

+RRSendConfigNotify (ScreenPtr pScreen)

+{

+    WindowPtr	pWin = WindowTable[pScreen->myNum];

+    xEvent	event;

+

+    event.u.u.type = ConfigureNotify;

+    event.u.configureNotify.window = pWin->drawable.id;

+    event.u.configureNotify.aboveSibling = None;

+    event.u.configureNotify.x = 0;

+    event.u.configureNotify.y = 0;

+

+    /* XXX xinerama stuff ? */

+    

+    event.u.configureNotify.width = pWin->drawable.width;

+    event.u.configureNotify.height = pWin->drawable.height;

+    event.u.configureNotify.borderWidth = wBorderWidth (pWin);

+    event.u.configureNotify.override = pWin->overrideRedirect;

+    DeliverEvents(pWin, &event, 1, NullWindow);

+}

+

+void

+RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen)

+{

+    rrScrPriv (pScreen);

+    xRRScreenChangeNotifyEvent	se;

+    RRCrtcPtr	crtc = pScrPriv->numCrtcs ? pScrPriv->crtcs[0] : NULL;

+    WindowPtr	pRoot = WindowTable[pScreen->myNum];

+    

+    se.type = RRScreenChangeNotify + RREventBase;

+    se.rotation = (CARD8) (crtc ? crtc->rotation : RR_Rotate_0);

+    se.timestamp = pScrPriv->lastSetTime.milliseconds;

+    se.sequenceNumber = client->sequence;

+    se.configTimestamp = pScrPriv->lastConfigTime.milliseconds;

+    se.root =  pRoot->drawable.id;

+    se.window = pWin->drawable.id;

+    se.subpixelOrder = PictureGetSubpixelOrder (pScreen);

+

+    se.sequenceNumber = client->sequence;

+    se.sizeID = RR10CurrentSizeID (pScreen);

+

+    if (se.rotation & (RR_Rotate_90 | RR_Rotate_270)) {

+	se.widthInPixels = pScreen->height;

+	se.heightInPixels = pScreen->width;

+	se.widthInMillimeters = pScreen->mmHeight;

+	se.heightInMillimeters = pScreen->mmWidth;

+    } else {

+	se.widthInPixels = pScreen->width;

+	se.heightInPixels = pScreen->height;

+	se.widthInMillimeters = pScreen->mmWidth;

+	se.heightInMillimeters = pScreen->mmHeight;

+    }

+

+    WriteEventsToClient (client, 1, (xEvent *) &se);

+}

+

+/*

+ * Notify the extension that the screen size has been changed.

+ * The driver is responsible for calling this whenever it has changed

+ * the size of the screen

+ */

+void

+RRScreenSizeNotify (ScreenPtr	pScreen)

+{

+    rrScrPriv(pScreen);

+    /*

+     * Deliver ConfigureNotify events when root changes

+     * pixel size

+     */

+    if (pScrPriv->width == pScreen->width &&

+	pScrPriv->height == pScreen->height &&

+	pScrPriv->mmWidth == pScreen->mmWidth &&

+	pScrPriv->mmHeight == pScreen->mmHeight)

+	return;

+    

+    pScrPriv->width = pScreen->width;

+    pScrPriv->height = pScreen->height;

+    pScrPriv->mmWidth = pScreen->mmWidth;

+    pScrPriv->mmHeight = pScreen->mmHeight;

+    pScrPriv->changed = TRUE;

+/*    pScrPriv->sizeChanged = TRUE; */

+

+    RRTellChanged (pScreen);

+    RRSendConfigNotify (pScreen);

+    RREditConnectionInfo (pScreen);

+    

+    RRPointerScreenConfigured (pScreen);

+    /*

+     * Fix pointer bounds and location

+     */

+    ScreenRestructured (pScreen);

+}

+

+/*

+ * Request that the screen be resized

+ */

+Bool

+RRScreenSizeSet (ScreenPtr  pScreen,

+		 CARD16	    width,

+		 CARD16	    height,

+		 CARD32	    mmWidth,

+		 CARD32	    mmHeight)

+{

+    rrScrPriv(pScreen);

+

+#if RANDR_12_INTERFACE

+    if (pScrPriv->rrScreenSetSize)

+    {

+	return (*pScrPriv->rrScreenSetSize) (pScreen,

+					     width, height,

+					     mmWidth, mmHeight);

+    }

+#endif

+#if RANDR_10_INTERFACE

+    if (pScrPriv->rrSetConfig)

+    {

+	return TRUE;	/* can't set size separately */

+    }

+#endif

+    return FALSE;

+}

+

+/*

+ * Retrieve valid screen size range

+ */

+int

+ProcRRGetScreenSizeRange (ClientPtr client)

+{

+    REQUEST(xRRGetScreenSizeRangeReq);

+    xRRGetScreenSizeRangeReply	rep;

+    WindowPtr			pWin;

+    ScreenPtr			pScreen;

+    rrScrPrivPtr		pScrPriv;

+    int				rc;

+    

+    REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);

+    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);

+    if (rc != Success)

+	return rc;

+

+    pScreen = pWin->drawable.pScreen;

+    pScrPriv = rrGetScrPriv(pScreen);

+    

+    rep.type = X_Reply;

+    rep.pad = 0;

+    rep.sequenceNumber = client->sequence;

+    rep.length = 0;

+    

+    if (pScrPriv) 

+    {

+	if (!RRGetInfo (pScreen, FALSE))

+	    return BadAlloc;

+	rep.minWidth  = pScrPriv->minWidth;

+	rep.minHeight = pScrPriv->minHeight;

+	rep.maxWidth  = pScrPriv->maxWidth;

+	rep.maxHeight = pScrPriv->maxHeight;

+    }

+    else

+    {

+	rep.maxWidth  = rep.minWidth  = pScreen->width;

+	rep.maxHeight = rep.minHeight = pScreen->height;

+    }

+    if (client->swapped) 

+    {

+	int n;

+	

+    	swaps(&rep.sequenceNumber, n);

+    	swapl(&rep.length, n);

+	swaps(&rep.minWidth, n);

+	swaps(&rep.minHeight, n);

+	swaps(&rep.maxWidth, n);

+	swaps(&rep.maxHeight, n);

+    }

+    WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), (char *)&rep);

+    return Success;

+}

+

+int

+ProcRRSetScreenSize (ClientPtr client)

+{

+    REQUEST(xRRSetScreenSizeReq);

+    WindowPtr		pWin;

+    ScreenPtr		pScreen;

+    rrScrPrivPtr	pScrPriv;

+    int			i, rc;

+    

+    REQUEST_SIZE_MATCH(xRRSetScreenSizeReq);

+    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);

+    if (rc != Success)

+	return rc;

+

+    pScreen = pWin->drawable.pScreen;

+    pScrPriv = rrGetScrPriv(pScreen);

+    if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width)

+    {

+	client->errorValue = stuff->width;

+	return BadValue;

+    }

+    if (stuff->height < pScrPriv->minHeight || 

+	pScrPriv->maxHeight < stuff->height)

+    {

+	client->errorValue = stuff->height;

+	return BadValue;

+    }

+    for (i = 0; i < pScrPriv->numCrtcs; i++) 

+    {

+	RRCrtcPtr   crtc = pScrPriv->crtcs[i];

+	RRModePtr   mode = crtc->mode;

+	if (mode)

+	{

+	    int		source_width = mode->mode.width;

+	    int		source_height = mode->mode.height;

+	    Rotation	rotation = crtc->rotation;

+

+	    if (rotation == RR_Rotate_90 || rotation == RR_Rotate_270)

+	    {

+		source_width = mode->mode.height;

+		source_height = mode->mode.width;

+	    }

+	    

+	    if (crtc->x + source_width > stuff->width ||

+		crtc->y + source_height > stuff->height)

+	    return BadMatch;

+	}

+    }

+    if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0)

+    {

+	client->errorValue = 0;

+	return BadValue;

+    }

+    if (!RRScreenSizeSet (pScreen, 

+			  stuff->width, stuff->height,

+			  stuff->widthInMillimeters,

+			  stuff->heightInMillimeters))

+    {

+	return BadMatch;

+    }

+    return Success;

+}

+

+static int

+rrGetScreenResources(ClientPtr client, Bool query)

+{

+    REQUEST(xRRGetScreenResourcesReq);

+    xRRGetScreenResourcesReply  rep;

+    WindowPtr			pWin;

+    ScreenPtr			pScreen;

+    rrScrPrivPtr		pScrPriv;

+    CARD8			*extra;

+    unsigned long		extraLen;

+    int				i, n, rc, has_primary = 0;

+    RRCrtc			*crtcs;

+    RROutput			*outputs;

+    xRRModeInfo			*modeinfos;

+    CARD8			*names;

+    

+    REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq);

+    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);

+    if (rc != Success)

+	return rc;

+    

+    pScreen = pWin->drawable.pScreen;

+    pScrPriv = rrGetScrPriv(pScreen);

+    rep.pad = 0;

+    

+    if (query && pScrPriv)

+	if (!RRGetInfo (pScreen, query))

+	    return BadAlloc;

+

+    if (!pScrPriv)

+    {

+	rep.type = X_Reply;

+	rep.sequenceNumber = client->sequence;

+	rep.length = 0;

+	rep.timestamp = currentTime.milliseconds;

+	rep.configTimestamp = currentTime.milliseconds;

+	rep.nCrtcs = 0;

+	rep.nOutputs = 0;

+	rep.nModes = 0;

+	rep.nbytesNames = 0;

+	extra = NULL;

+	extraLen = 0;

+    }

+    else

+    {

+	RRModePtr   *modes;

+	int	    num_modes;

+

+	modes = RRModesForScreen (pScreen, &num_modes);

+	if (!modes)

+	    return BadAlloc;

+	

+	rep.type = X_Reply;

+	rep.sequenceNumber = client->sequence;

+	rep.length = 0;

+	rep.timestamp = pScrPriv->lastSetTime.milliseconds;

+	rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;

+	rep.nCrtcs = pScrPriv->numCrtcs;

+	rep.nOutputs = pScrPriv->numOutputs;

+	rep.nModes = num_modes;

+	rep.nbytesNames = 0;

+

+	for (i = 0; i < num_modes; i++)

+	    rep.nbytesNames += modes[i]->mode.nameLength;

+

+	rep.length = (pScrPriv->numCrtcs + 

+		      pScrPriv->numOutputs + 

+		      num_modes * bytes_to_int32(SIZEOF(xRRModeInfo)) +

+		      bytes_to_int32(rep.nbytesNames));

+	

+	extraLen = rep.length << 2;

+	if (extraLen)

+	{

+	    extra = malloc(extraLen);

+	    if (!extra)

+	    {

+		free(modes);

+		return BadAlloc;

+	    }

+	}

+	else

+	    extra = NULL;

+

+	crtcs = (RRCrtc *) extra;

+	outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs);

+	modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs);

+	names = (CARD8 *) (modeinfos + num_modes);

+

+	if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc)

+	{

+	    has_primary = 1;

+	    crtcs[0] = pScrPriv->primaryOutput->crtc->id;

+	    if (client->swapped)

+		swapl (&crtcs[0], n);

+	}

+	

+	for (i = 0; i < pScrPriv->numCrtcs; i++)

+	{

+	    if (has_primary &&

+		pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i])

+	    {

+		has_primary = 0;

+		continue;

+	    }

+	    crtcs[i + has_primary] = pScrPriv->crtcs[i]->id;

+	    if (client->swapped)

+		swapl (&crtcs[i + has_primary], n);

+	}

+	

+	for (i = 0; i < pScrPriv->numOutputs; i++)

+	{

+	    outputs[i] = pScrPriv->outputs[i]->id;

+	    if (client->swapped)

+		swapl (&outputs[i], n);

+	}

+	

+	for (i = 0; i < num_modes; i++)

+	{

+	    RRModePtr	mode = modes[i];

+	    modeinfos[i] = mode->mode;

+	    if (client->swapped)

+	    {

+		swapl (&modeinfos[i].id, n);

+		swaps (&modeinfos[i].width, n);

+		swaps (&modeinfos[i].height, n);

+		swapl (&modeinfos[i].dotClock, n);

+		swaps (&modeinfos[i].hSyncStart, n);

+		swaps (&modeinfos[i].hSyncEnd, n);

+		swaps (&modeinfos[i].hTotal, n);

+		swaps (&modeinfos[i].hSkew, n);

+		swaps (&modeinfos[i].vSyncStart, n);

+		swaps (&modeinfos[i].vSyncEnd, n);

+		swaps (&modeinfos[i].vTotal, n);

+		swaps (&modeinfos[i].nameLength, n);

+		swapl (&modeinfos[i].modeFlags, n);

+	    }

+	    memcpy (names, mode->name, 

+		    mode->mode.nameLength);

+	    names += mode->mode.nameLength;

+	}

+        free(modes);

+	assert (bytes_to_int32((char *) names - (char *) extra) == rep.length);

+    }

+    

+    if (client->swapped) {

+	swaps(&rep.sequenceNumber, n);

+	swapl(&rep.length, n);

+	swapl(&rep.timestamp, n);

+	swapl(&rep.configTimestamp, n);

+	swaps(&rep.nCrtcs, n);

+	swaps(&rep.nOutputs, n);

+	swaps(&rep.nModes, n);

+	swaps(&rep.nbytesNames, n);

+    }

+    WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *)&rep);

+    if (extraLen)

+    {

+	WriteToClient (client, extraLen, (char *) extra);

+	free(extra);

+    }

+    return Success;

+}

+

+int

+ProcRRGetScreenResources (ClientPtr client)

+{

+    return rrGetScreenResources(client, TRUE);

+}

+    

+int

+ProcRRGetScreenResourcesCurrent (ClientPtr client)

+{

+    return rrGetScreenResources(client, FALSE);

+}

+

+typedef struct _RR10Data {

+    RRScreenSizePtr sizes;

+    int		    nsize;

+    int		    nrefresh;

+    int		    size;

+    CARD16	    refresh;

+} RR10DataRec, *RR10DataPtr;

+

+/*

+ * Convert 1.2 monitor data into 1.0 screen data

+ */

+static RR10DataPtr

+RR10GetData (ScreenPtr pScreen, RROutputPtr output)

+{

+    RR10DataPtr	    data;

+    RRScreenSizePtr size;

+    int		    nmode = output->numModes + output->numUserModes;

+    int		    o, os, l, r;

+    RRScreenRatePtr refresh;

+    CARD16	    vRefresh;

+    RRModePtr	    mode;

+    Bool	    *used;

+

+    /* Make sure there is plenty of space for any combination */

+    data = malloc (sizeof (RR10DataRec) + 

+		   sizeof (RRScreenSize) * nmode + 

+		   sizeof (RRScreenRate) * nmode +

+		   sizeof (Bool) * nmode);

+    if (!data)

+	return NULL;

+    size = (RRScreenSizePtr) (data + 1);

+    refresh = (RRScreenRatePtr) (size + nmode);

+    used = (Bool *) (refresh + nmode);

+    memset (used, '\0', sizeof (Bool) * nmode);

+    data->sizes = size;

+    data->nsize = 0;

+    data->nrefresh = 0;

+    data->size = 0;

+    data->refresh = 0;

+    

+    /*

+     * find modes not yet listed

+     */

+    for (o = 0; o < output->numModes + output->numUserModes; o++)

+    {

+	if (used[o]) continue;

+	

+	if (o < output->numModes)

+	    mode = output->modes[o];

+	else

+	    mode = output->userModes[o - output->numModes];

+	

+	l = data->nsize;

+	size[l].id = data->nsize;

+	size[l].width = mode->mode.width;

+	size[l].height = mode->mode.height;

+	if (output->mmWidth && output->mmHeight) {

+	    size[l].mmWidth = output->mmWidth;

+	    size[l].mmHeight = output->mmHeight;

+	} else {

+	    size[l].mmWidth = pScreen->mmWidth;

+	    size[l].mmHeight = pScreen->mmHeight;

+	}

+	size[l].nRates = 0;

+	size[l].pRates = &refresh[data->nrefresh];

+	data->nsize++;

+	

+	/*

+	 * Find all modes with matching size

+	 */

+	for (os = o; os < output->numModes + output->numUserModes; os++)

+	{

+	    if (os < output->numModes)

+		mode = output->modes[os];

+	    else

+		mode = output->userModes[os - output->numModes];

+	    if (mode->mode.width == size[l].width &&

+		mode->mode.height == size[l].height)

+	    {

+		vRefresh = RRVerticalRefresh (&mode->mode);

+		used[os] = TRUE;

+		

+		for (r = 0; r < size[l].nRates; r++)

+		    if (vRefresh == size[l].pRates[r].rate)

+			break;

+		if (r == size[l].nRates)

+		{

+		    size[l].pRates[r].rate = vRefresh;

+		    size[l].pRates[r].mode = mode;

+		    size[l].nRates++;

+		    data->nrefresh++;

+		}

+		if (mode == output->crtc->mode)

+		{

+		    data->size = l;

+		    data->refresh = vRefresh;

+		}

+	    }

+	}

+    }

+    return data;

+}

+

+int

+ProcRRGetScreenInfo (ClientPtr client)

+{

+    REQUEST(xRRGetScreenInfoReq);

+    xRRGetScreenInfoReply   rep;

+    WindowPtr	    	    pWin;

+    int			    n, rc;

+    ScreenPtr		    pScreen;

+    rrScrPrivPtr	    pScrPriv;

+    CARD8		    *extra;

+    unsigned long	    extraLen;

+    RROutputPtr		    output;

+

+    REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);

+    rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);

+    if (rc != Success)

+	return rc;

+

+    pScreen = pWin->drawable.pScreen;

+    pScrPriv = rrGetScrPriv(pScreen);

+    rep.pad = 0;

+    

+    if (pScrPriv)

+	if (!RRGetInfo (pScreen, TRUE))

+	    return BadAlloc;

+

+    output = RRFirstOutput (pScreen);

+    

+    if (!pScrPriv || !output)

+    {

+	rep.type = X_Reply;

+	rep.setOfRotations = RR_Rotate_0;

+	rep.sequenceNumber = client->sequence;

+	rep.length = 0;

+	rep.root = WindowTable[pWin->drawable.pScreen->myNum]->drawable.id;

+	rep.timestamp = currentTime.milliseconds;

+	rep.configTimestamp = currentTime.milliseconds;

+	rep.nSizes = 0;

+	rep.sizeID = 0;

+	rep.rotation = RR_Rotate_0;

+	rep.rate = 0;

+	rep.nrateEnts = 0;

+	extra = 0;

+	extraLen = 0;

+    }

+    else

+    {

+	int			i, j;

+	xScreenSizes		*size;

+	CARD16			*rates;

+	CARD8			*data8;

+	Bool			has_rate = RRClientKnowsRates (client);

+	RR10DataPtr		pData;

+	RRScreenSizePtr		pSize;

+    

+	pData = RR10GetData (pScreen, output);

+	if (!pData)

+	    return BadAlloc;

+	

+	rep.type = X_Reply;

+	rep.setOfRotations = output->crtc->rotations;

+	rep.sequenceNumber = client->sequence;

+	rep.length = 0;

+	rep.root = WindowTable[pWin->drawable.pScreen->myNum]->drawable.id;

+	rep.timestamp = pScrPriv->lastSetTime.milliseconds;

+	rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;

+	rep.rotation = output->crtc->rotation;

+	rep.nSizes = pData->nsize;

+        rep.nrateEnts = pData->nrefresh + pData->nsize;

+	rep.sizeID = pData->size;

+	rep.rate = pData->refresh;

+

+	extraLen = rep.nSizes * sizeof (xScreenSizes);

+	if (has_rate)

+		extraLen += rep.nrateEnts * sizeof (CARD16);

+

+	if (extraLen)

+	{

+	    extra = (CARD8 *) malloc(extraLen);

+	    if (!extra)

+	    {

+		free(pData);

+		return BadAlloc;

+	    }

+	}

+	else

+	    extra = NULL;

+

+	/*

+	 * First comes the size information

+	 */

+	size = (xScreenSizes *) extra;

+	rates = (CARD16 *) (size + rep.nSizes);

+	for (i = 0; i < pData->nsize; i++)

+	{

+	    pSize = &pData->sizes[i];

+	    size->widthInPixels = pSize->width;

+	    size->heightInPixels = pSize->height;

+	    size->widthInMillimeters = pSize->mmWidth;

+	    size->heightInMillimeters = pSize->mmHeight;

+	    if (client->swapped)

+	    {

+	        swaps (&size->widthInPixels, n);

+	        swaps (&size->heightInPixels, n);

+	        swaps (&size->widthInMillimeters, n);

+	        swaps (&size->heightInMillimeters, n);

+	    }

+	    size++;

+	    if (has_rate)

+	    {

+		*rates = pSize->nRates;

+		if (client->swapped)

+		{

+		    swaps (rates, n);

+		}

+		rates++;

+		for (j = 0; j < pSize->nRates; j++)

+		{

+		    *rates = pSize->pRates[j].rate;

+		    if (client->swapped)

+		    {

+			swaps (rates, n);

+		    }

+		    rates++;

+		}

+	    }

+	}

+        free(pData);

+	

+	data8 = (CARD8 *) rates;

+

+	if (data8 - (CARD8 *) extra != extraLen)

+	    FatalError ("RRGetScreenInfo bad extra len %ld != %ld\n",

+			(unsigned long)(data8 - (CARD8 *) extra), extraLen);

+	rep.length =  bytes_to_int32(extraLen);

+    }

+    if (client->swapped) {

+	swaps(&rep.sequenceNumber, n);

+	swapl(&rep.length, n);

+	swapl(&rep.timestamp, n);

+	swaps(&rep.rotation, n);

+	swaps(&rep.nSizes, n);

+	swaps(&rep.sizeID, n);

+	swaps(&rep.rate, n);

+	swaps(&rep.nrateEnts, n);

+    }

+    WriteToClient(client, sizeof(xRRGetScreenInfoReply), (char *)&rep);

+    if (extraLen)

+    {

+	WriteToClient (client, extraLen, (char *) extra);

+	free(extra);

+    }

+    return Success;

+}

+

+int

+ProcRRSetScreenConfig (ClientPtr client)

+{

+    REQUEST(xRRSetScreenConfigReq);

+    xRRSetScreenConfigReply rep;

+    DrawablePtr		    pDraw;

+    int			    n, rc;

+    ScreenPtr		    pScreen;

+    rrScrPrivPtr	    pScrPriv;

+    TimeStamp		    time;

+    int			    i;

+    Rotation		    rotation;

+    int			    rate;

+    Bool		    has_rate;

+    RROutputPtr		    output;

+    RRCrtcPtr		    crtc;

+    RRModePtr		    mode;

+    RR10DataPtr		    pData = NULL;

+    RRScreenSizePtr    	    pSize;

+    int			    width, height;

+    

+    UpdateCurrentTime ();

+

+    if (RRClientKnowsRates (client))

+    {

+	REQUEST_SIZE_MATCH (xRRSetScreenConfigReq);

+	has_rate = TRUE;

+    }

+    else

+    {

+	REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq);

+	has_rate = FALSE;

+    }

+    

+    rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess);

+    if (rc != Success)

+	return rc;

+

+    pScreen = pDraw->pScreen;

+

+    pScrPriv = rrGetScrPriv(pScreen);

+    

+    time = ClientTimeToServerTime(stuff->timestamp);

+    

+    if (!pScrPriv)

+    {

+	time = currentTime;

+	rep.status = RRSetConfigFailed;

+	goto sendReply;

+    }

+    if (!RRGetInfo (pScreen, FALSE))

+	return BadAlloc;

+    

+    output = RRFirstOutput (pScreen);

+    if (!output)

+    {

+	time = currentTime;

+	rep.status = RRSetConfigFailed;

+	goto sendReply;

+    }

+

+    crtc = output->crtc;

+

+    /*

+     * If the client's config timestamp is not the same as the last config

+     * timestamp, then the config information isn't up-to-date and

+     * can't even be validated.

+     *

+     * Note that the client only knows about the milliseconds part of the

+     * timestamp, so using CompareTimeStamps here would cause randr to suddenly

+     * stop working after several hours have passed (freedesktop bug #6502).

+     */

+    if (stuff->configTimestamp != pScrPriv->lastConfigTime.milliseconds)

+    {

+	rep.status = RRSetConfigInvalidConfigTime;

+	goto sendReply;

+    }

+    

+    pData = RR10GetData (pScreen, output);

+    if (!pData)

+	return BadAlloc;

+    

+    if (stuff->sizeID >= pData->nsize)

+    {

+	/*

+	 * Invalid size ID

+	 */

+	client->errorValue = stuff->sizeID;

+	free(pData);

+	return BadValue;

+    }

+    pSize = &pData->sizes[stuff->sizeID];

+    

+    /*

+     * Validate requested rotation

+     */

+    rotation = (Rotation) stuff->rotation;

+

+    /* test the rotation bits only! */

+    switch (rotation & 0xf) {

+    case RR_Rotate_0:

+    case RR_Rotate_90:

+    case RR_Rotate_180:

+    case RR_Rotate_270:

+	break;

+    default:

+	/*

+	 * Invalid rotation

+	 */

+	client->errorValue = stuff->rotation;

+	free(pData);

+	return BadValue;

+    }

+

+    if ((~crtc->rotations) & rotation)

+    {

+	/*

+	 * requested rotation or reflection not supported by screen

+	 */

+	client->errorValue = stuff->rotation;

+	free(pData);

+	return BadMatch;

+    }

+

+    /*

+     * Validate requested refresh

+     */

+    if (has_rate)

+	rate = (int) stuff->rate;

+    else

+	rate = 0;

+

+    if (rate)

+    {

+	for (i = 0; i < pSize->nRates; i++)

+	{

+	    if (pSize->pRates[i].rate == rate)

+		break;

+	}

+	if (i == pSize->nRates)

+	{

+	    /*

+	     * Invalid rate

+	     */

+	    client->errorValue = rate;

+	    free(pData);

+	    return BadValue;

+	}

+	mode = pSize->pRates[i].mode;

+    }

+    else

+	mode = pSize->pRates[0].mode;

+    

+    /*

+     * Make sure the requested set-time is not older than

+     * the last set-time

+     */

+    if (CompareTimeStamps (time, pScrPriv->lastSetTime) < 0)

+    {

+	rep.status = RRSetConfigInvalidTime;

+	goto sendReply;

+    }

+

+    /*

+     * If the screen size is changing, adjust all of the other outputs

+     * to fit the new size, mirroring as much as possible

+     */

+    width = mode->mode.width;

+    height = mode->mode.height;

+    if (rotation & (RR_Rotate_90|RR_Rotate_270))

+    {

+	width = mode->mode.height;

+	height = mode->mode.width;

+    }

+    if (width != pScreen->width || height != pScreen->height)

+    {

+	int	c;

+

+	for (c = 0; c < pScrPriv->numCrtcs; c++)

+	{

+	    if (!RRCrtcSet (pScrPriv->crtcs[c], NULL, 0, 0, RR_Rotate_0,

+			    0, NULL))

+	    {

+		rep.status = RRSetConfigFailed;

+		/* XXX recover from failure */

+		goto sendReply;

+	    }

+	}

+	if (!RRScreenSizeSet (pScreen, width, height,

+			      pScreen->mmWidth, pScreen->mmHeight))

+	{

+	    rep.status = RRSetConfigFailed;

+	    /* XXX recover from failure */

+	    goto sendReply;

+	}

+    }

+

+    if (!RRCrtcSet (crtc, mode, 0, 0, stuff->rotation, 1, &output))

+	rep.status = RRSetConfigFailed;

+    else {

+	pScrPriv->lastSetTime = time;

+	rep.status = RRSetConfigSuccess;

+    }

+

+    /*

+     * XXX Configure other crtcs to mirror as much as possible

+     */

+    

+sendReply:

+    

+    if (pData)

+	free(pData);

+

+    rep.type = X_Reply;

+    /* rep.status has already been filled in */

+    rep.length = 0;

+    rep.sequenceNumber = client->sequence;

+

+    rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;

+    rep.newConfigTimestamp = pScrPriv->lastConfigTime.milliseconds;

+    rep.root = WindowTable[pDraw->pScreen->myNum]->drawable.id;

+

+    if (client->swapped) 

+    {

+    	swaps(&rep.sequenceNumber, n);

+    	swapl(&rep.length, n);

+	swapl(&rep.newTimestamp, n);

+	swapl(&rep.newConfigTimestamp, n);

+	swapl(&rep.root, n);

+    }

+    WriteToClient(client, sizeof(xRRSetScreenConfigReply), (char *)&rep);

+

+    return Success;

+}

+

+static CARD16

+RR10CurrentSizeID (ScreenPtr pScreen)

+{

+    CARD16	sizeID = 0xffff;

+    RROutputPtr output = RRFirstOutput (pScreen);

+    

+    if (output)

+    {

+	RR10DataPtr data = RR10GetData (pScreen, output);

+	if (data)

+	{

+	    int i;

+	    for (i = 0; i < data->nsize; i++)

+		if (data->sizes[i].width == pScreen->width &&

+		    data->sizes[i].height == pScreen->height)

+		{

+		    sizeID = (CARD16) i;

+		    break;

+		}

+	    free(data);

+	}

+    }

+    return sizeID;

+}