c4f30c6353
Output options and mode origins both affected driver ABI. memmove mistakes were causing 'Freeing resource which isn't there' messages. Prune unused non-user defined modes from available list now.
869 lines
21 KiB
C
869 lines
21 KiB
C
/*
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* Copyright © 2006 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#include "randrstr.h"
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extern char *ConnectionInfo;
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static int padlength[4] = {0, 3, 2, 1};
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/*
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* Edit connection information block so that new clients
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* see the current screen size on connect
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*/
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static void
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RREditConnectionInfo (ScreenPtr pScreen)
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{
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xConnSetup *connSetup;
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char *vendor;
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xPixmapFormat *formats;
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xWindowRoot *root;
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xDepth *depth;
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xVisualType *visual;
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int screen = 0;
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int d;
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connSetup = (xConnSetup *) ConnectionInfo;
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vendor = (char *) connSetup + sizeof (xConnSetup);
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formats = (xPixmapFormat *) ((char *) vendor +
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connSetup->nbytesVendor +
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padlength[connSetup->nbytesVendor & 3]);
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root = (xWindowRoot *) ((char *) formats +
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sizeof (xPixmapFormat) * screenInfo.numPixmapFormats);
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while (screen != pScreen->myNum)
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{
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depth = (xDepth *) ((char *) root +
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sizeof (xWindowRoot));
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for (d = 0; d < root->nDepths; d++)
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{
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visual = (xVisualType *) ((char *) depth +
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sizeof (xDepth));
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depth = (xDepth *) ((char *) visual +
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depth->nVisuals * sizeof (xVisualType));
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}
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root = (xWindowRoot *) ((char *) depth);
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screen++;
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}
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root->pixWidth = pScreen->width;
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root->pixHeight = pScreen->height;
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root->mmWidth = pScreen->mmWidth;
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root->mmHeight = pScreen->mmHeight;
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}
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void
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RRSendConfigNotify (ScreenPtr pScreen)
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{
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WindowPtr pWin = WindowTable[pScreen->myNum];
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xEvent event;
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event.u.u.type = ConfigureNotify;
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event.u.configureNotify.window = pWin->drawable.id;
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event.u.configureNotify.aboveSibling = None;
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event.u.configureNotify.x = 0;
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event.u.configureNotify.y = 0;
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/* XXX xinerama stuff ? */
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event.u.configureNotify.width = pWin->drawable.width;
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event.u.configureNotify.height = pWin->drawable.height;
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event.u.configureNotify.borderWidth = wBorderWidth (pWin);
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event.u.configureNotify.override = pWin->overrideRedirect;
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DeliverEvents(pWin, &event, 1, NullWindow);
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}
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void
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RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen)
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{
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rrScrPriv (pScreen);
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xRRScreenChangeNotifyEvent se;
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RRCrtcPtr crtc = pScrPriv->numCrtcs ? pScrPriv->crtcs[0] : NULL;
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RROutputPtr output = pScrPriv->numOutputs ? pScrPriv->outputs[0] : NULL;
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RRModePtr mode = crtc ? crtc->mode : NULL;
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WindowPtr pRoot = WindowTable[pScreen->myNum];
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int i;
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se.type = RRScreenChangeNotify + RREventBase;
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se.rotation = (CARD8) (crtc ? crtc->rotation : RR_Rotate_0);
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se.timestamp = pScrPriv->lastSetTime.milliseconds;
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se.sequenceNumber = client->sequence;
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se.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
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se.root = pRoot->drawable.id;
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se.window = pWin->drawable.id;
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#ifdef RENDER
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se.subpixelOrder = PictureGetSubpixelOrder (pScreen);
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#else
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se.subpixelOrder = SubPixelUnknown;
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#endif
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se.sequenceNumber = client->sequence;
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if (mode)
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{
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se.sizeID = -1;
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for (i = 0; i < output->numModes; i++)
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if (mode == output->modes[i])
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{
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se.sizeID = i;
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break;
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}
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se.widthInPixels = mode->mode.width;
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se.heightInPixels = mode->mode.height;
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se.widthInMillimeters = mode->mode.mmWidth;
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se.heightInMillimeters = mode->mode.mmHeight;
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}
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else
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{
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/*
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* This "shouldn't happen", but a broken DDX can
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* forget to set the current configuration on GetInfo
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*/
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se.sizeID = 0xffff;
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se.widthInPixels = 0;
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se.heightInPixels = 0;
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se.widthInMillimeters = 0;
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se.heightInMillimeters = 0;
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}
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WriteEventsToClient (client, 1, (xEvent *) &se);
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}
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/*
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* Notify the extension that the screen size has been changed.
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* The driver is responsible for calling this whenever it has changed
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* the size of the screen
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*/
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void
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RRScreenSizeNotify (ScreenPtr pScreen)
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{
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rrScrPriv(pScreen);
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/*
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* Deliver ConfigureNotify events when root changes
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* pixel size
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*/
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if (pScrPriv->width == pScreen->width &&
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pScrPriv->height == pScreen->height)
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return;
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pScrPriv->width = pScreen->width;
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pScrPriv->height = pScreen->height;
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pScrPriv->changed = TRUE;
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RRSendConfigNotify (pScreen);
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RREditConnectionInfo (pScreen);
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/*
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* Fix pointer bounds and location
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*/
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ScreenRestructured (pScreen);
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}
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/*
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* Request that the screen be resized
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*/
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Bool
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RRScreenSizeSet (ScreenPtr pScreen,
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CARD16 width,
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CARD16 height,
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CARD32 mmWidth,
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CARD32 mmHeight)
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{
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rrScrPriv(pScreen);
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#if RANDR_12_INTERFACE
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if (pScrPriv->rrScreenSetSize)
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{
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return (*pScrPriv->rrScreenSetSize) (pScreen,
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width, height,
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mmWidth, mmHeight);
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}
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#endif
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#if RANDR_10_INTERFACE
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if (pScrPriv->rrSetConfig)
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{
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return TRUE; /* can't set size separately */
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}
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#endif
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return FALSE;
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}
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/*
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* Retrieve valid screen size range
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*/
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int
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ProcRRGetScreenSizeRange (ClientPtr client)
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{
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REQUEST(xRRGetScreenSizeRangeReq);
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xRRGetScreenSizeRangeReply rep;
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WindowPtr pWin;
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ScreenPtr pScreen;
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rrScrPrivPtr pScrPriv;
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REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
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pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
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SecurityReadAccess);
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if (!pWin)
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return BadWindow;
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pScreen = pWin->drawable.pScreen;
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pScrPriv = rrGetScrPriv(pScreen);
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rep.type = X_Reply;
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rep.pad = 0;
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rep.sequenceNumber = client->sequence;
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rep.length = 0;
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if (pScrPriv)
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{
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RRGetInfo (pScreen);
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rep.minWidth = pScrPriv->minWidth;
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rep.minHeight = pScrPriv->minHeight;
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rep.maxWidth = pScrPriv->maxWidth;
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rep.maxHeight = pScrPriv->maxHeight;
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}
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else
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{
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rep.maxWidth = rep.minWidth = pScreen->width;
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rep.maxHeight = rep.minHeight = pScreen->height;
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}
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if (client->swapped)
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{
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int n;
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swaps(&rep.sequenceNumber, n);
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swapl(&rep.length, n);
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swaps(&rep.minWidth, n);
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swaps(&rep.minHeight, n);
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swaps(&rep.maxWidth, n);
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swaps(&rep.maxHeight, n);
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}
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WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), (char *)&rep);
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return (client->noClientException);
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}
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int
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ProcRRSetScreenSize (ClientPtr client)
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{
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REQUEST(xRRSetScreenSizeReq);
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WindowPtr pWin;
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ScreenPtr pScreen;
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rrScrPrivPtr pScrPriv;
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RRCrtcPtr crtc;
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int i;
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REQUEST_SIZE_MATCH(xRRSetScreenSizeReq);
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pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
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SecurityReadAccess);
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if (!pWin)
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return BadWindow;
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pScreen = pWin->drawable.pScreen;
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pScrPriv = rrGetScrPriv(pScreen);
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if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width)
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{
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client->errorValue = stuff->width;
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return BadValue;
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}
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if (stuff->height < pScrPriv->minHeight ||
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pScrPriv->maxHeight < stuff->height)
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{
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client->errorValue = stuff->height;
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return BadValue;
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}
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for (i = 0; i < pScrPriv->numCrtcs; i++) {
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crtc = pScrPriv->crtcs[i];
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if (crtc->mode &&
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(crtc->x + crtc->mode->mode.width > stuff->width ||
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crtc->y + crtc->mode->mode.height > stuff->height))
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return BadMatch;
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}
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if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0)
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{
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client->errorValue = 0;
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return BadValue;
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}
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if (!RRScreenSizeSet (pScreen,
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stuff->width, stuff->height,
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stuff->widthInMillimeters,
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stuff->heightInMillimeters))
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{
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return BadMatch;
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}
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return Success;
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}
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int
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ProcRRGetScreenResources (ClientPtr client)
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{
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REQUEST(xRRGetScreenResourcesReq);
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xRRGetScreenResourcesReply rep;
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WindowPtr pWin;
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ScreenPtr pScreen;
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rrScrPrivPtr pScrPriv;
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CARD8 *extra;
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unsigned long extraLen;
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int i;
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RRCrtc *crtcs;
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RROutput *outputs;
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xRRModeInfo *modeinfos;
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CARD8 *names;
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int n;
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REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq);
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pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
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SecurityReadAccess);
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if (!pWin)
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return BadWindow;
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pScreen = pWin->drawable.pScreen;
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pScrPriv = rrGetScrPriv(pScreen);
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rep.pad = 0;
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if (pScrPriv)
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RRGetInfo (pScreen);
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if (!pScrPriv)
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{
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rep.type = X_Reply;
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rep.sequenceNumber = client->sequence;
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rep.length = 0;
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rep.timestamp = currentTime.milliseconds;
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rep.configTimestamp = currentTime.milliseconds;
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rep.nCrtcs = 0;
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rep.nOutputs = 0;
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rep.nModes = 0;
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rep.nbytesNames = 0;
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extra = NULL;
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extraLen = 0;
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}
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else
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{
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rep.type = X_Reply;
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rep.sequenceNumber = client->sequence;
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rep.length = 0;
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rep.timestamp = pScrPriv->lastSetTime.milliseconds;
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rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
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rep.nCrtcs = pScrPriv->numCrtcs;
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rep.nOutputs = pScrPriv->numOutputs;
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rep.nModes = pScrPriv->numModes;;
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rep.nbytesNames = 0;
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for (i = 0; i < pScrPriv->numModes; i++)
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rep.nbytesNames += pScrPriv->modes[i]->mode.nameLength;
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rep.length = (pScrPriv->numCrtcs +
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pScrPriv->numOutputs +
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pScrPriv->numModes * (SIZEOF(xRRModeInfo) >> 2) +
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((rep.nbytesNames + 3) >> 2));
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extraLen = rep.length << 2;
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if (extraLen)
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{
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extra = xalloc (extraLen);
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if (!extra)
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return BadAlloc;
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}
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else
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extra = NULL;
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crtcs = (RRCrtc *) extra;
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outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs);
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modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs);
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names = (CARD8 *) (modeinfos + pScrPriv->numModes);
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for (i = 0; i < pScrPriv->numCrtcs; i++)
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{
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crtcs[i] = pScrPriv->crtcs[i]->id;
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if (client->swapped)
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swapl (&crtcs[i], n);
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}
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for (i = 0; i < pScrPriv->numOutputs; i++)
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{
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outputs[i] = pScrPriv->outputs[i]->id;
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if (client->swapped)
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swapl (&outputs[i], n);
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}
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for (i = 0; i < pScrPriv->numModes; i++)
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{
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modeinfos[i] = pScrPriv->modes[i]->mode;
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if (client->swapped)
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{
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swapl (&modeinfos[i].id, n);
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swaps (&modeinfos[i].width, n);
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swaps (&modeinfos[i].height, n);
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swapl (&modeinfos[i].mmWidth, n);
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swapl (&modeinfos[i].mmHeight, n);
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swapl (&modeinfos[i].dotClock, n);
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swaps (&modeinfos[i].hSyncStart, n);
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swaps (&modeinfos[i].hSyncEnd, n);
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swaps (&modeinfos[i].hTotal, n);
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swaps (&modeinfos[i].hSkew, n);
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swaps (&modeinfos[i].vSyncStart, n);
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swaps (&modeinfos[i].vSyncEnd, n);
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swaps (&modeinfos[i].vTotal, n);
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swaps (&modeinfos[i].nameLength, n);
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swapl (&modeinfos[i].modeFlags, n);
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}
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memcpy (names, pScrPriv->modes[i]->name,
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pScrPriv->modes[i]->mode.nameLength);
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names += pScrPriv->modes[i]->mode.nameLength;
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}
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assert (((((char *) names - (char *) extra) + 3) >> 2) == rep.length);
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}
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if (client->swapped) {
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swaps(&rep.sequenceNumber, n);
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swapl(&rep.length, n);
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swapl(&rep.timestamp, n);
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swapl(&rep.configTimestamp, n);
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swaps(&rep.nCrtcs, n);
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swaps(&rep.nOutputs, n);
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swaps(&rep.nModes, n);
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swaps(&rep.nbytesNames, n);
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}
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WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *)&rep);
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if (extraLen)
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{
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WriteToClient (client, extraLen, (char *) extra);
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xfree (extra);
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}
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return client->noClientException;
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}
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|
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typedef struct _RR10Data {
|
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RRScreenSizePtr sizes;
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int nsize;
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int nrefresh;
|
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int size;
|
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CARD16 refresh;
|
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} RR10DataRec, *RR10DataPtr;
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|
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/*
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* Convert 1.2 monitor data into 1.0 screen data
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*/
|
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static RR10DataPtr
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RR10GetData (ScreenPtr pScreen, RROutputPtr output)
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{
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RR10DataPtr data;
|
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RRScreenSizePtr size;
|
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int nmode = output->numModes;
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int i, j, k;
|
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RRScreenRatePtr refresh;
|
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CARD16 vRefresh;
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RRModePtr mode;
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/* Make sure there is plenty of space for any combination */
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data = malloc (sizeof (RR10DataRec) +
|
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sizeof (RRScreenSize) * nmode +
|
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sizeof (RRScreenRate) * nmode);
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if (!data)
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return NULL;
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size = (RRScreenSizePtr) (data + 1);
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refresh = (RRScreenRatePtr) (size + nmode);
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data->sizes = size;
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data->nsize = 0;
|
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data->nrefresh = 0;
|
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data->size = 0;
|
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data->refresh = 0;
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for (i = 0; i < output->numModes; i++)
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{
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mode = output->modes[i];
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for (j = 0; j < data->nsize; j++)
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if (mode->mode.width == size[j].width &&
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mode->mode.height == size[j].height)
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break;
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if (j == data->nsize)
|
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{
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size[j].id = j;
|
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size[j].width = mode->mode.width;
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size[j].height = mode->mode.height;
|
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size[j].mmWidth = mode->mode.mmWidth;
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size[j].mmHeight = mode->mode.mmHeight;
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size[j].nRates = 0;
|
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size[j].pRates = &refresh[data->nrefresh];
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data->nsize++;
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}
|
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vRefresh = RRVerticalRefresh (&mode->mode);
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for (k = 0; k < size[j].nRates; k++)
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if (vRefresh == size[j].pRates[k].rate)
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break;
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if (k == size[j].nRates)
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{
|
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size[j].pRates[k].rate = vRefresh;
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size[j].pRates[k].mode = mode;
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size[j].nRates++;
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data->nrefresh++;
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}
|
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if (mode == output->crtc->mode)
|
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{
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data->size = j;
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data->refresh = vRefresh;
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}
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}
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return data;
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}
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|
|
int
|
|
ProcRRGetScreenInfo (ClientPtr client)
|
|
{
|
|
REQUEST(xRRGetScreenInfoReq);
|
|
xRRGetScreenInfoReply rep;
|
|
WindowPtr pWin;
|
|
int n;
|
|
ScreenPtr pScreen;
|
|
rrScrPrivPtr pScrPriv;
|
|
CARD8 *extra;
|
|
unsigned long extraLen;
|
|
RROutputPtr output;
|
|
|
|
REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
|
|
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
|
|
SecurityReadAccess);
|
|
|
|
if (!pWin)
|
|
return BadWindow;
|
|
|
|
pScreen = pWin->drawable.pScreen;
|
|
pScrPriv = rrGetScrPriv(pScreen);
|
|
rep.pad = 0;
|
|
|
|
if (pScrPriv)
|
|
RRGetInfo (pScreen);
|
|
|
|
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) +
|
|
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 = (extraLen + 3) >> 2;
|
|
}
|
|
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;
|
|
ScreenPtr pScreen;
|
|
rrScrPrivPtr pScrPriv;
|
|
TimeStamp configTime;
|
|
TimeStamp time;
|
|
int i;
|
|
Rotation rotation;
|
|
int rate;
|
|
Bool has_rate;
|
|
RROutputConfigRec output;
|
|
RRModePtr mode;
|
|
RR10DataPtr pData = NULL;
|
|
RRScreenSizePtr pSize;
|
|
|
|
UpdateCurrentTime ();
|
|
|
|
if (RRClientKnowsRates (client))
|
|
{
|
|
REQUEST_SIZE_MATCH (xRRSetScreenConfigReq);
|
|
has_rate = TRUE;
|
|
}
|
|
else
|
|
{
|
|
REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq);
|
|
has_rate = FALSE;
|
|
}
|
|
|
|
SECURITY_VERIFY_DRAWABLE(pDraw, stuff->drawable, client,
|
|
SecurityWriteAccess);
|
|
|
|
pScreen = pDraw->pScreen;
|
|
|
|
pScrPriv = rrGetScrPriv(pScreen);
|
|
|
|
time = ClientTimeToServerTime(stuff->timestamp);
|
|
configTime = ClientTimeToServerTime(stuff->configTimestamp);
|
|
|
|
if (!pScrPriv)
|
|
{
|
|
time = currentTime;
|
|
rep.status = RRSetConfigFailed;
|
|
goto sendReply;
|
|
}
|
|
if (!RRGetInfo (pScreen))
|
|
return BadAlloc;
|
|
|
|
output.output = RRFirstOutput (pScreen);
|
|
if (!output.output)
|
|
{
|
|
time = currentTime;
|
|
rep.status = RRSetConfigFailed;
|
|
goto sendReply;
|
|
}
|
|
output.options = output.output->currentOptions;
|
|
|
|
/*
|
|
* 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
|
|
*/
|
|
if (CompareTimeStamps (configTime, pScrPriv->lastConfigTime) != 0)
|
|
{
|
|
rep.status = RRSetConfigInvalidConfigTime;
|
|
goto sendReply;
|
|
}
|
|
|
|
pData = RR10GetData (pScreen, output.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 ((~output.output->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;
|
|
}
|
|
|
|
rep.status = RRCrtcSet (output.output->crtc, mode, 0, 0, stuff->rotation,
|
|
1, &output);
|
|
|
|
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);
|
|
}
|
|
|