diff options
Diffstat (limited to 'xorg-server/randr')
-rw-r--r-- | xorg-server/randr/randr.c | 992 | ||||
-rw-r--r-- | xorg-server/randr/rrcrtc.c | 2774 | ||||
-rw-r--r-- | xorg-server/randr/rrdispatch.c | 456 | ||||
-rw-r--r-- | xorg-server/randr/rrinfo.c | 682 | ||||
-rw-r--r-- | xorg-server/randr/rrmode.c | 738 | ||||
-rw-r--r-- | xorg-server/randr/rroutput.c | 1252 | ||||
-rw-r--r-- | xorg-server/randr/rrproperty.c | 56 | ||||
-rw-r--r-- | xorg-server/randr/rrscreen.c | 2018 | ||||
-rw-r--r-- | xorg-server/randr/rrtransform.c | 570 | ||||
-rw-r--r-- | xorg-server/randr/rrxinerama.c | 952 |
10 files changed, 5245 insertions, 5245 deletions
diff --git a/xorg-server/randr/randr.c b/xorg-server/randr/randr.c index b63a7f22e..b843f588d 100644 --- a/xorg-server/randr/randr.c +++ b/xorg-server/randr/randr.c @@ -1,496 +1,496 @@ -/* - * Copyright © 2000 Compaq Computer Corporation - * Copyright © 2002 Hewlett-Packard Company - * Copyright © 2006 Intel Corporation - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that 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. - * - * Author: Jim Gettys, Hewlett-Packard Company, Inc. - * Keith Packard, Intel Corporation - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "randrstr.h" - -/* From render.h */ -#ifndef SubPixelUnknown -#define SubPixelUnknown 0 -#endif - -#define RR_VALIDATE -static int RRNScreens; - -#define wrap(priv,real,mem,func) {\ - priv->mem = real->mem; \ - real->mem = func; \ -} - -#define unwrap(priv,real,mem) {\ - real->mem = priv->mem; \ -} - -static int ProcRRDispatch (ClientPtr pClient); -static int SProcRRDispatch (ClientPtr pClient); - -int RREventBase; -int RRErrorBase; -RESTYPE RRClientType, RREventType; /* resource types for event masks */ -static int RRClientPrivateKeyIndex; -DevPrivateKey RRClientPrivateKey = &RRClientPrivateKeyIndex; - -static int rrPrivKeyIndex; -DevPrivateKey rrPrivKey = &rrPrivKeyIndex; - -static void -RRClientCallback (CallbackListPtr *list, - pointer closure, - pointer data) -{ - NewClientInfoRec *clientinfo = (NewClientInfoRec *) data; - ClientPtr pClient = clientinfo->client; - rrClientPriv(pClient); - RRTimesPtr pTimes = (RRTimesPtr) (pRRClient + 1); - int i; - - pRRClient->major_version = 0; - pRRClient->minor_version = 0; - for (i = 0; i < screenInfo.numScreens; i++) - { - ScreenPtr pScreen = screenInfo.screens[i]; - rrScrPriv(pScreen); - - if (pScrPriv) - { - pTimes[i].setTime = pScrPriv->lastSetTime; - pTimes[i].configTime = pScrPriv->lastConfigTime; - } - } -} - -static Bool -RRCloseScreen (int i, ScreenPtr pScreen) -{ - rrScrPriv(pScreen); - int j; - - unwrap (pScrPriv, pScreen, CloseScreen); - for (j = pScrPriv->numCrtcs - 1; j >= 0; j--) - RRCrtcDestroy (pScrPriv->crtcs[j]); - for (j = pScrPriv->numOutputs - 1; j >= 0; j--) - RROutputDestroy (pScrPriv->outputs[j]); - - xfree (pScrPriv->crtcs); - xfree (pScrPriv->outputs); - xfree (pScrPriv); - RRNScreens -= 1; /* ok, one fewer screen with RandR running */ - return (*pScreen->CloseScreen) (i, pScreen); -} - -static void -SRRScreenChangeNotifyEvent(xRRScreenChangeNotifyEvent *from, - xRRScreenChangeNotifyEvent *to) -{ - to->type = from->type; - to->rotation = from->rotation; - cpswaps(from->sequenceNumber, to->sequenceNumber); - cpswapl(from->timestamp, to->timestamp); - cpswapl(from->configTimestamp, to->configTimestamp); - cpswapl(from->root, to->root); - cpswapl(from->window, to->window); - cpswaps(from->sizeID, to->sizeID); - cpswaps(from->subpixelOrder, to->subpixelOrder); - cpswaps(from->widthInPixels, to->widthInPixels); - cpswaps(from->heightInPixels, to->heightInPixels); - cpswaps(from->widthInMillimeters, to->widthInMillimeters); - cpswaps(from->heightInMillimeters, to->heightInMillimeters); -} - -static void -SRRCrtcChangeNotifyEvent(xRRCrtcChangeNotifyEvent *from, - xRRCrtcChangeNotifyEvent *to) -{ - to->type = from->type; - to->subCode = from->subCode; - cpswaps(from->sequenceNumber, to->sequenceNumber); - cpswapl(from->timestamp, to->timestamp); - cpswapl(from->window, to->window); - cpswapl(from->crtc, to->crtc); - cpswapl(from->mode, to->mode); - cpswaps(from->rotation, to->rotation); - /* pad1 */ - cpswaps(from->x, to->x); - cpswaps(from->y, to->y); - cpswaps(from->width, to->width); - cpswaps(from->height, to->height); -} - -static void -SRROutputChangeNotifyEvent(xRROutputChangeNotifyEvent *from, - xRROutputChangeNotifyEvent *to) -{ - to->type = from->type; - to->subCode = from->subCode; - cpswaps(from->sequenceNumber, to->sequenceNumber); - cpswapl(from->timestamp, to->timestamp); - cpswapl(from->configTimestamp, to->configTimestamp); - cpswapl(from->window, to->window); - cpswapl(from->output, to->output); - cpswapl(from->crtc, to->crtc); - cpswapl(from->mode, to->mode); - cpswaps(from->rotation, to->rotation); - to->connection = from->connection; - to->subpixelOrder = from->subpixelOrder; -} - -static void -SRROutputPropertyNotifyEvent(xRROutputPropertyNotifyEvent *from, - xRROutputPropertyNotifyEvent *to) -{ - to->type = from->type; - to->subCode = from->subCode; - cpswaps(from->sequenceNumber, to->sequenceNumber); - cpswapl(from->window, to->window); - cpswapl(from->output, to->output); - cpswapl(from->atom, to->atom); - cpswapl(from->timestamp, to->timestamp); - to->state = from->state; - /* pad1 */ - /* pad2 */ - /* pad3 */ - /* pad4 */ -} - -static void -SRRNotifyEvent (xEvent *from, - xEvent *to) -{ - switch (from->u.u.detail) { - case RRNotify_CrtcChange: - SRRCrtcChangeNotifyEvent ((xRRCrtcChangeNotifyEvent *) from, - (xRRCrtcChangeNotifyEvent *) to); - break; - case RRNotify_OutputChange: - SRROutputChangeNotifyEvent ((xRROutputChangeNotifyEvent *) from, - (xRROutputChangeNotifyEvent *) to); - break; - case RRNotify_OutputProperty: - SRROutputPropertyNotifyEvent ((xRROutputPropertyNotifyEvent *) from, - (xRROutputPropertyNotifyEvent *) to); - break; - default: - break; - } -} - -static int RRGeneration; - -Bool RRInit (void) -{ - if (RRGeneration != serverGeneration) - { - if (!RRModeInit ()) - return FALSE; - if (!RRCrtcInit ()) - return FALSE; - if (!RROutputInit ()) - return FALSE; - RRGeneration = serverGeneration; - } - return TRUE; -} - -Bool RRScreenInit(ScreenPtr pScreen) -{ - rrScrPrivPtr pScrPriv; - - if (!RRInit ()) - return FALSE; - - pScrPriv = (rrScrPrivPtr) xcalloc (1, sizeof (rrScrPrivRec)); - if (!pScrPriv) - return FALSE; - - SetRRScreen(pScreen, pScrPriv); - - /* - * Calling function best set these function vectors - */ - pScrPriv->rrGetInfo = 0; - pScrPriv->maxWidth = pScrPriv->minWidth = pScreen->width; - pScrPriv->maxHeight = pScrPriv->minHeight = pScreen->height; - - pScrPriv->width = pScreen->width; - pScrPriv->height = pScreen->height; - pScrPriv->mmWidth = pScreen->mmWidth; - pScrPriv->mmHeight = pScreen->mmHeight; -#if RANDR_12_INTERFACE - pScrPriv->rrScreenSetSize = NULL; - pScrPriv->rrCrtcSet = NULL; - pScrPriv->rrCrtcSetGamma = NULL; -#endif -#if RANDR_10_INTERFACE - pScrPriv->rrSetConfig = 0; - pScrPriv->rotations = RR_Rotate_0; - pScrPriv->reqWidth = pScreen->width; - pScrPriv->reqHeight = pScreen->height; - pScrPriv->nSizes = 0; - pScrPriv->pSizes = NULL; - pScrPriv->rotation = RR_Rotate_0; - pScrPriv->rate = 0; - pScrPriv->size = 0; -#endif - - /* - * This value doesn't really matter -- any client must call - * GetScreenInfo before reading it which will automatically update - * the time - */ - pScrPriv->lastSetTime = currentTime; - pScrPriv->lastConfigTime = currentTime; - - wrap (pScrPriv, pScreen, CloseScreen, RRCloseScreen); - - pScrPriv->numOutputs = 0; - pScrPriv->outputs = NULL; - pScrPriv->numCrtcs = 0; - pScrPriv->crtcs = NULL; - - RRNScreens += 1; /* keep count of screens that implement randr */ - return TRUE; -} - -/*ARGSUSED*/ -static int -RRFreeClient (pointer data, XID id) -{ - RREventPtr pRREvent; - WindowPtr pWin; - RREventPtr *pHead, pCur, pPrev; - - pRREvent = (RREventPtr) data; - pWin = pRREvent->window; - dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, - RREventType, serverClient, DixDestroyAccess); - if (pHead) { - pPrev = 0; - for (pCur = *pHead; pCur && pCur != pRREvent; pCur=pCur->next) - pPrev = pCur; - if (pCur) - { - if (pPrev) - pPrev->next = pRREvent->next; - else - *pHead = pRREvent->next; - } - } - xfree ((pointer) pRREvent); - return 1; -} - -/*ARGSUSED*/ -static int -RRFreeEvents (pointer data, XID id) -{ - RREventPtr *pHead, pCur, pNext; - - pHead = (RREventPtr *) data; - for (pCur = *pHead; pCur; pCur = pNext) { - pNext = pCur->next; - FreeResource (pCur->clientResource, RRClientType); - xfree ((pointer) pCur); - } - xfree ((pointer) pHead); - return 1; -} - -void -RRExtensionInit (void) -{ - ExtensionEntry *extEntry; - - if (RRNScreens == 0) return; - - if (!dixRequestPrivate(RRClientPrivateKey, - sizeof (RRClientRec) + - screenInfo.numScreens * sizeof (RRTimesRec))) - return; - if (!AddCallback (&ClientStateCallback, RRClientCallback, 0)) - return; - - RRClientType = CreateNewResourceType(RRFreeClient, "RandRClient"); - if (!RRClientType) - return; - RREventType = CreateNewResourceType(RRFreeEvents, "RandREvent"); - if (!RREventType) - return; - extEntry = AddExtension (RANDR_NAME, RRNumberEvents, RRNumberErrors, - ProcRRDispatch, SProcRRDispatch, - NULL, StandardMinorOpcode); - if (!extEntry) - return; - RRErrorBase = extEntry->errorBase; - RREventBase = extEntry->eventBase; - EventSwapVector[RREventBase + RRScreenChangeNotify] = (EventSwapPtr) - SRRScreenChangeNotifyEvent; - EventSwapVector[RREventBase + RRNotify] = (EventSwapPtr) - SRRNotifyEvent; -#ifdef PANORAMIX - RRXineramaExtensionInit(); -#endif -} - -static int -TellChanged (WindowPtr pWin, pointer value) -{ - RREventPtr *pHead, pRREvent; - ClientPtr client; - ScreenPtr pScreen = pWin->drawable.pScreen; - rrScrPriv(pScreen); - int i; - - dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, - RREventType, serverClient, DixReadAccess); - if (!pHead) - return WT_WALKCHILDREN; - - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) - { - client = pRREvent->client; - if (client == serverClient || client->clientGone) - continue; - - if (pRREvent->mask & RRScreenChangeNotifyMask) - RRDeliverScreenEvent (client, pWin, pScreen); - - if (pRREvent->mask & RRCrtcChangeNotifyMask) - { - for (i = 0; i < pScrPriv->numCrtcs; i++) - { - RRCrtcPtr crtc = pScrPriv->crtcs[i]; - if (crtc->changed) - RRDeliverCrtcEvent (client, pWin, crtc); - } - } - - if (pRREvent->mask & RROutputChangeNotifyMask) - { - for (i = 0; i < pScrPriv->numOutputs; i++) - { - RROutputPtr output = pScrPriv->outputs[i]; - if (output->changed) - RRDeliverOutputEvent (client, pWin, output); - } - } - } - return WT_WALKCHILDREN; -} - -/* - * Something changed; send events and adjust pointer position - */ -void -RRTellChanged (ScreenPtr pScreen) -{ - rrScrPriv (pScreen); - int i; - - if (pScrPriv->changed) - { - UpdateCurrentTime (); - if (pScrPriv->configChanged) - { - pScrPriv->lastConfigTime = currentTime; - pScrPriv->configChanged = FALSE; - } - pScrPriv->changed = FALSE; - WalkTree (pScreen, TellChanged, (pointer) pScreen); - for (i = 0; i < pScrPriv->numOutputs; i++) - pScrPriv->outputs[i]->changed = FALSE; - for (i = 0; i < pScrPriv->numCrtcs; i++) - pScrPriv->crtcs[i]->changed = FALSE; - if (pScrPriv->layoutChanged) - { - pScrPriv->layoutChanged = FALSE; - RRPointerScreenConfigured (pScreen); - RRSendConfigNotify (pScreen); - } - } -} - -/* - * Return the first output which is connected to an active CRTC - * Used in emulating 1.0 behaviour - */ -RROutputPtr -RRFirstOutput (ScreenPtr pScreen) -{ - rrScrPriv(pScreen); - RROutputPtr output; - int i, j; - - if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) - return pScrPriv->primaryOutput; - - for (i = 0; i < pScrPriv->numCrtcs; i++) - { - RRCrtcPtr crtc = pScrPriv->crtcs[i]; - for (j = 0; j < pScrPriv->numOutputs; j++) - { - output = pScrPriv->outputs[j]; - if (output->crtc == crtc) - return output; - } - } - return NULL; -} - -CARD16 -RRVerticalRefresh (xRRModeInfo *mode) -{ - CARD32 refresh; - CARD32 dots = mode->hTotal * mode->vTotal; - if (!dots) - return 0; - refresh = (mode->dotClock + dots/2) / dots; - if (refresh > 0xffff) - refresh = 0xffff; - return (CARD16) refresh; -} - -static int -ProcRRDispatch (ClientPtr client) -{ - REQUEST(xReq); - if (stuff->data >= RRNumberRequests || !ProcRandrVector[stuff->data]) - return BadRequest; - return (*ProcRandrVector[stuff->data]) (client); -} - -static int -SProcRRDispatch (ClientPtr client) -{ - REQUEST(xReq); - if (stuff->data >= RRNumberRequests || !ProcRandrVector[stuff->data]) - return BadRequest; - return (*SProcRandrVector[stuff->data]) (client); -} - +/*
+ * Copyright © 2000 Compaq Computer Corporation
+ * Copyright © 2002 Hewlett-Packard Company
+ * Copyright © 2006 Intel Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that 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.
+ *
+ * Author: Jim Gettys, Hewlett-Packard Company, Inc.
+ * Keith Packard, Intel Corporation
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "randrstr.h"
+
+/* From render.h */
+#ifndef SubPixelUnknown
+#define SubPixelUnknown 0
+#endif
+
+#define RR_VALIDATE
+static int RRNScreens;
+
+#define wrap(priv,real,mem,func) {\
+ priv->mem = real->mem; \
+ real->mem = func; \
+}
+
+#define unwrap(priv,real,mem) {\
+ real->mem = priv->mem; \
+}
+
+static int ProcRRDispatch (ClientPtr pClient);
+static int SProcRRDispatch (ClientPtr pClient);
+
+int RREventBase;
+int RRErrorBase;
+RESTYPE RRClientType, RREventType; /* resource types for event masks */
+static int RRClientPrivateKeyIndex;
+DevPrivateKey RRClientPrivateKey = &RRClientPrivateKeyIndex;
+
+static int rrPrivKeyIndex;
+DevPrivateKey rrPrivKey = &rrPrivKeyIndex;
+
+static void
+RRClientCallback (CallbackListPtr *list,
+ pointer closure,
+ pointer data)
+{
+ NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
+ ClientPtr pClient = clientinfo->client;
+ rrClientPriv(pClient);
+ RRTimesPtr pTimes = (RRTimesPtr) (pRRClient + 1);
+ int i;
+
+ pRRClient->major_version = 0;
+ pRRClient->minor_version = 0;
+ for (i = 0; i < screenInfo.numScreens; i++)
+ {
+ ScreenPtr pScreen = screenInfo.screens[i];
+ rrScrPriv(pScreen);
+
+ if (pScrPriv)
+ {
+ pTimes[i].setTime = pScrPriv->lastSetTime;
+ pTimes[i].configTime = pScrPriv->lastConfigTime;
+ }
+ }
+}
+
+static Bool
+RRCloseScreen (int i, ScreenPtr pScreen)
+{
+ rrScrPriv(pScreen);
+ int j;
+
+ unwrap (pScrPriv, pScreen, CloseScreen);
+ for (j = pScrPriv->numCrtcs - 1; j >= 0; j--)
+ RRCrtcDestroy (pScrPriv->crtcs[j]);
+ for (j = pScrPriv->numOutputs - 1; j >= 0; j--)
+ RROutputDestroy (pScrPriv->outputs[j]);
+
+ free(pScrPriv->crtcs);
+ free(pScrPriv->outputs);
+ free(pScrPriv);
+ RRNScreens -= 1; /* ok, one fewer screen with RandR running */
+ return (*pScreen->CloseScreen) (i, pScreen);
+}
+
+static void
+SRRScreenChangeNotifyEvent(xRRScreenChangeNotifyEvent *from,
+ xRRScreenChangeNotifyEvent *to)
+{
+ to->type = from->type;
+ to->rotation = from->rotation;
+ cpswaps(from->sequenceNumber, to->sequenceNumber);
+ cpswapl(from->timestamp, to->timestamp);
+ cpswapl(from->configTimestamp, to->configTimestamp);
+ cpswapl(from->root, to->root);
+ cpswapl(from->window, to->window);
+ cpswaps(from->sizeID, to->sizeID);
+ cpswaps(from->subpixelOrder, to->subpixelOrder);
+ cpswaps(from->widthInPixels, to->widthInPixels);
+ cpswaps(from->heightInPixels, to->heightInPixels);
+ cpswaps(from->widthInMillimeters, to->widthInMillimeters);
+ cpswaps(from->heightInMillimeters, to->heightInMillimeters);
+}
+
+static void
+SRRCrtcChangeNotifyEvent(xRRCrtcChangeNotifyEvent *from,
+ xRRCrtcChangeNotifyEvent *to)
+{
+ to->type = from->type;
+ to->subCode = from->subCode;
+ cpswaps(from->sequenceNumber, to->sequenceNumber);
+ cpswapl(from->timestamp, to->timestamp);
+ cpswapl(from->window, to->window);
+ cpswapl(from->crtc, to->crtc);
+ cpswapl(from->mode, to->mode);
+ cpswaps(from->rotation, to->rotation);
+ /* pad1 */
+ cpswaps(from->x, to->x);
+ cpswaps(from->y, to->y);
+ cpswaps(from->width, to->width);
+ cpswaps(from->height, to->height);
+}
+
+static void
+SRROutputChangeNotifyEvent(xRROutputChangeNotifyEvent *from,
+ xRROutputChangeNotifyEvent *to)
+{
+ to->type = from->type;
+ to->subCode = from->subCode;
+ cpswaps(from->sequenceNumber, to->sequenceNumber);
+ cpswapl(from->timestamp, to->timestamp);
+ cpswapl(from->configTimestamp, to->configTimestamp);
+ cpswapl(from->window, to->window);
+ cpswapl(from->output, to->output);
+ cpswapl(from->crtc, to->crtc);
+ cpswapl(from->mode, to->mode);
+ cpswaps(from->rotation, to->rotation);
+ to->connection = from->connection;
+ to->subpixelOrder = from->subpixelOrder;
+}
+
+static void
+SRROutputPropertyNotifyEvent(xRROutputPropertyNotifyEvent *from,
+ xRROutputPropertyNotifyEvent *to)
+{
+ to->type = from->type;
+ to->subCode = from->subCode;
+ cpswaps(from->sequenceNumber, to->sequenceNumber);
+ cpswapl(from->window, to->window);
+ cpswapl(from->output, to->output);
+ cpswapl(from->atom, to->atom);
+ cpswapl(from->timestamp, to->timestamp);
+ to->state = from->state;
+ /* pad1 */
+ /* pad2 */
+ /* pad3 */
+ /* pad4 */
+}
+
+static void
+SRRNotifyEvent (xEvent *from,
+ xEvent *to)
+{
+ switch (from->u.u.detail) {
+ case RRNotify_CrtcChange:
+ SRRCrtcChangeNotifyEvent ((xRRCrtcChangeNotifyEvent *) from,
+ (xRRCrtcChangeNotifyEvent *) to);
+ break;
+ case RRNotify_OutputChange:
+ SRROutputChangeNotifyEvent ((xRROutputChangeNotifyEvent *) from,
+ (xRROutputChangeNotifyEvent *) to);
+ break;
+ case RRNotify_OutputProperty:
+ SRROutputPropertyNotifyEvent ((xRROutputPropertyNotifyEvent *) from,
+ (xRROutputPropertyNotifyEvent *) to);
+ break;
+ default:
+ break;
+ }
+}
+
+static int RRGeneration;
+
+Bool RRInit (void)
+{
+ if (RRGeneration != serverGeneration)
+ {
+ if (!RRModeInit ())
+ return FALSE;
+ if (!RRCrtcInit ())
+ return FALSE;
+ if (!RROutputInit ())
+ return FALSE;
+ RRGeneration = serverGeneration;
+ }
+ return TRUE;
+}
+
+Bool RRScreenInit(ScreenPtr pScreen)
+{
+ rrScrPrivPtr pScrPriv;
+
+ if (!RRInit ())
+ return FALSE;
+
+ pScrPriv = (rrScrPrivPtr) calloc(1, sizeof (rrScrPrivRec));
+ if (!pScrPriv)
+ return FALSE;
+
+ SetRRScreen(pScreen, pScrPriv);
+
+ /*
+ * Calling function best set these function vectors
+ */
+ pScrPriv->rrGetInfo = 0;
+ pScrPriv->maxWidth = pScrPriv->minWidth = pScreen->width;
+ pScrPriv->maxHeight = pScrPriv->minHeight = pScreen->height;
+
+ pScrPriv->width = pScreen->width;
+ pScrPriv->height = pScreen->height;
+ pScrPriv->mmWidth = pScreen->mmWidth;
+ pScrPriv->mmHeight = pScreen->mmHeight;
+#if RANDR_12_INTERFACE
+ pScrPriv->rrScreenSetSize = NULL;
+ pScrPriv->rrCrtcSet = NULL;
+ pScrPriv->rrCrtcSetGamma = NULL;
+#endif
+#if RANDR_10_INTERFACE
+ pScrPriv->rrSetConfig = 0;
+ pScrPriv->rotations = RR_Rotate_0;
+ pScrPriv->reqWidth = pScreen->width;
+ pScrPriv->reqHeight = pScreen->height;
+ pScrPriv->nSizes = 0;
+ pScrPriv->pSizes = NULL;
+ pScrPriv->rotation = RR_Rotate_0;
+ pScrPriv->rate = 0;
+ pScrPriv->size = 0;
+#endif
+
+ /*
+ * This value doesn't really matter -- any client must call
+ * GetScreenInfo before reading it which will automatically update
+ * the time
+ */
+ pScrPriv->lastSetTime = currentTime;
+ pScrPriv->lastConfigTime = currentTime;
+
+ wrap (pScrPriv, pScreen, CloseScreen, RRCloseScreen);
+
+ pScrPriv->numOutputs = 0;
+ pScrPriv->outputs = NULL;
+ pScrPriv->numCrtcs = 0;
+ pScrPriv->crtcs = NULL;
+
+ RRNScreens += 1; /* keep count of screens that implement randr */
+ return TRUE;
+}
+
+/*ARGSUSED*/
+static int
+RRFreeClient (pointer data, XID id)
+{
+ RREventPtr pRREvent;
+ WindowPtr pWin;
+ RREventPtr *pHead, pCur, pPrev;
+
+ pRREvent = (RREventPtr) data;
+ pWin = pRREvent->window;
+ dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
+ RREventType, serverClient, DixDestroyAccess);
+ if (pHead) {
+ pPrev = 0;
+ for (pCur = *pHead; pCur && pCur != pRREvent; pCur=pCur->next)
+ pPrev = pCur;
+ if (pCur)
+ {
+ if (pPrev)
+ pPrev->next = pRREvent->next;
+ else
+ *pHead = pRREvent->next;
+ }
+ }
+ free((pointer) pRREvent);
+ return 1;
+}
+
+/*ARGSUSED*/
+static int
+RRFreeEvents (pointer data, XID id)
+{
+ RREventPtr *pHead, pCur, pNext;
+
+ pHead = (RREventPtr *) data;
+ for (pCur = *pHead; pCur; pCur = pNext) {
+ pNext = pCur->next;
+ FreeResource (pCur->clientResource, RRClientType);
+ free((pointer) pCur);
+ }
+ free((pointer) pHead);
+ return 1;
+}
+
+void
+RRExtensionInit (void)
+{
+ ExtensionEntry *extEntry;
+
+ if (RRNScreens == 0) return;
+
+ if (!dixRequestPrivate(RRClientPrivateKey,
+ sizeof (RRClientRec) +
+ screenInfo.numScreens * sizeof (RRTimesRec)))
+ return;
+ if (!AddCallback (&ClientStateCallback, RRClientCallback, 0))
+ return;
+
+ RRClientType = CreateNewResourceType(RRFreeClient, "RandRClient");
+ if (!RRClientType)
+ return;
+ RREventType = CreateNewResourceType(RRFreeEvents, "RandREvent");
+ if (!RREventType)
+ return;
+ extEntry = AddExtension (RANDR_NAME, RRNumberEvents, RRNumberErrors,
+ ProcRRDispatch, SProcRRDispatch,
+ NULL, StandardMinorOpcode);
+ if (!extEntry)
+ return;
+ RRErrorBase = extEntry->errorBase;
+ RREventBase = extEntry->eventBase;
+ EventSwapVector[RREventBase + RRScreenChangeNotify] = (EventSwapPtr)
+ SRRScreenChangeNotifyEvent;
+ EventSwapVector[RREventBase + RRNotify] = (EventSwapPtr)
+ SRRNotifyEvent;
+#ifdef PANORAMIX
+ RRXineramaExtensionInit();
+#endif
+}
+
+static int
+TellChanged (WindowPtr pWin, pointer value)
+{
+ RREventPtr *pHead, pRREvent;
+ ClientPtr client;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ rrScrPriv(pScreen);
+ int i;
+
+ dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
+ RREventType, serverClient, DixReadAccess);
+ if (!pHead)
+ return WT_WALKCHILDREN;
+
+ for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next)
+ {
+ client = pRREvent->client;
+ if (client == serverClient || client->clientGone)
+ continue;
+
+ if (pRREvent->mask & RRScreenChangeNotifyMask)
+ RRDeliverScreenEvent (client, pWin, pScreen);
+
+ if (pRREvent->mask & RRCrtcChangeNotifyMask)
+ {
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ {
+ RRCrtcPtr crtc = pScrPriv->crtcs[i];
+ if (crtc->changed)
+ RRDeliverCrtcEvent (client, pWin, crtc);
+ }
+ }
+
+ if (pRREvent->mask & RROutputChangeNotifyMask)
+ {
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ {
+ RROutputPtr output = pScrPriv->outputs[i];
+ if (output->changed)
+ RRDeliverOutputEvent (client, pWin, output);
+ }
+ }
+ }
+ return WT_WALKCHILDREN;
+}
+
+/*
+ * Something changed; send events and adjust pointer position
+ */
+void
+RRTellChanged (ScreenPtr pScreen)
+{
+ rrScrPriv (pScreen);
+ int i;
+
+ if (pScrPriv->changed)
+ {
+ UpdateCurrentTime ();
+ if (pScrPriv->configChanged)
+ {
+ pScrPriv->lastConfigTime = currentTime;
+ pScrPriv->configChanged = FALSE;
+ }
+ pScrPriv->changed = FALSE;
+ WalkTree (pScreen, TellChanged, (pointer) pScreen);
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ pScrPriv->outputs[i]->changed = FALSE;
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ pScrPriv->crtcs[i]->changed = FALSE;
+ if (pScrPriv->layoutChanged)
+ {
+ pScrPriv->layoutChanged = FALSE;
+ RRPointerScreenConfigured (pScreen);
+ RRSendConfigNotify (pScreen);
+ }
+ }
+}
+
+/*
+ * Return the first output which is connected to an active CRTC
+ * Used in emulating 1.0 behaviour
+ */
+RROutputPtr
+RRFirstOutput (ScreenPtr pScreen)
+{
+ rrScrPriv(pScreen);
+ RROutputPtr output;
+ int i, j;
+
+ if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc)
+ return pScrPriv->primaryOutput;
+
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ {
+ RRCrtcPtr crtc = pScrPriv->crtcs[i];
+ for (j = 0; j < pScrPriv->numOutputs; j++)
+ {
+ output = pScrPriv->outputs[j];
+ if (output->crtc == crtc)
+ return output;
+ }
+ }
+ return NULL;
+}
+
+CARD16
+RRVerticalRefresh (xRRModeInfo *mode)
+{
+ CARD32 refresh;
+ CARD32 dots = mode->hTotal * mode->vTotal;
+ if (!dots)
+ return 0;
+ refresh = (mode->dotClock + dots/2) / dots;
+ if (refresh > 0xffff)
+ refresh = 0xffff;
+ return (CARD16) refresh;
+}
+
+static int
+ProcRRDispatch (ClientPtr client)
+{
+ REQUEST(xReq);
+ if (stuff->data >= RRNumberRequests || !ProcRandrVector[stuff->data])
+ return BadRequest;
+ return (*ProcRandrVector[stuff->data]) (client);
+}
+
+static int
+SProcRRDispatch (ClientPtr client)
+{
+ REQUEST(xReq);
+ if (stuff->data >= RRNumberRequests || !ProcRandrVector[stuff->data])
+ return BadRequest;
+ return (*SProcRandrVector[stuff->data]) (client);
+}
+
diff --git a/xorg-server/randr/rrcrtc.c b/xorg-server/randr/rrcrtc.c index 526354611..d22ad984b 100644 --- a/xorg-server/randr/rrcrtc.c +++ b/xorg-server/randr/rrcrtc.c @@ -1,1387 +1,1387 @@ -/* - * 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" -#include "swaprep.h" - -RESTYPE RRCrtcType; - -/* - * Notify the CRTC of some change - */ -void -RRCrtcChanged (RRCrtcPtr crtc, Bool layoutChanged) -{ - ScreenPtr pScreen = crtc->pScreen; - - crtc->changed = TRUE; - if (pScreen) - { - rrScrPriv(pScreen); - - pScrPriv->changed = TRUE; - /* - * Send ConfigureNotify on any layout change - */ - if (layoutChanged) - pScrPriv->layoutChanged = TRUE; - } -} - -/* - * Create a CRTC - */ -RRCrtcPtr -RRCrtcCreate (ScreenPtr pScreen, void *devPrivate) -{ - RRCrtcPtr crtc; - RRCrtcPtr *crtcs; - rrScrPrivPtr pScrPriv; - - if (!RRInit()) - return NULL; - - pScrPriv = rrGetScrPriv(pScreen); - - /* make space for the crtc pointer */ - if (pScrPriv->numCrtcs) - crtcs = xrealloc (pScrPriv->crtcs, - (pScrPriv->numCrtcs + 1) * sizeof (RRCrtcPtr)); - else - crtcs = xalloc (sizeof (RRCrtcPtr)); - if (!crtcs) - return FALSE; - pScrPriv->crtcs = crtcs; - - crtc = xcalloc (1, sizeof (RRCrtcRec)); - if (!crtc) - return NULL; - crtc->id = FakeClientID (0); - crtc->pScreen = pScreen; - crtc->mode = NULL; - crtc->x = 0; - crtc->y = 0; - crtc->rotation = RR_Rotate_0; - crtc->rotations = RR_Rotate_0; - crtc->outputs = NULL; - crtc->numOutputs = 0; - crtc->gammaSize = 0; - crtc->gammaRed = crtc->gammaBlue = crtc->gammaGreen = NULL; - crtc->changed = FALSE; - crtc->devPrivate = devPrivate; - RRTransformInit (&crtc->client_pending_transform); - RRTransformInit (&crtc->client_current_transform); - pixman_transform_init_identity (&crtc->transform); - pixman_f_transform_init_identity (&crtc->f_transform); - pixman_f_transform_init_identity (&crtc->f_inverse); - - if (!AddResource (crtc->id, RRCrtcType, (pointer) crtc)) - return NULL; - - /* attach the screen and crtc together */ - crtc->pScreen = pScreen; - pScrPriv->crtcs[pScrPriv->numCrtcs++] = crtc; - - return crtc; -} - -/* - * Set the allowed rotations on a CRTC - */ -void -RRCrtcSetRotations (RRCrtcPtr crtc, Rotation rotations) -{ - crtc->rotations = rotations; -} - -/* - * Set whether transforms are allowed on a CRTC - */ -void -RRCrtcSetTransformSupport (RRCrtcPtr crtc, Bool transforms) -{ - crtc->transforms = transforms; -} - -/* - * Notify the extension that the Crtc has been reconfigured, - * the driver calls this whenever it has updated the mode - */ -Bool -RRCrtcNotify (RRCrtcPtr crtc, - RRModePtr mode, - int x, - int y, - Rotation rotation, - RRTransformPtr transform, - int numOutputs, - RROutputPtr *outputs) -{ - int i, j; - - /* - * Check to see if any of the new outputs were - * not in the old list and mark them as changed - */ - for (i = 0; i < numOutputs; i++) - { - for (j = 0; j < crtc->numOutputs; j++) - if (outputs[i] == crtc->outputs[j]) - break; - if (j == crtc->numOutputs) - { - outputs[i]->crtc = crtc; - RROutputChanged (outputs[i], FALSE); - RRCrtcChanged (crtc, FALSE); - } - } - /* - * Check to see if any of the old outputs are - * not in the new list and mark them as changed - */ - for (j = 0; j < crtc->numOutputs; j++) - { - for (i = 0; i < numOutputs; i++) - if (outputs[i] == crtc->outputs[j]) - break; - if (i == numOutputs) - { - if (crtc->outputs[j]->crtc == crtc) - crtc->outputs[j]->crtc = NULL; - RROutputChanged (crtc->outputs[j], FALSE); - RRCrtcChanged (crtc, FALSE); - } - } - /* - * Reallocate the crtc output array if necessary - */ - if (numOutputs != crtc->numOutputs) - { - RROutputPtr *newoutputs; - - if (numOutputs) - { - if (crtc->numOutputs) - newoutputs = xrealloc (crtc->outputs, - numOutputs * sizeof (RROutputPtr)); - else - newoutputs = xalloc (numOutputs * sizeof (RROutputPtr)); - if (!newoutputs) - return FALSE; - } - else - { - if (crtc->outputs) - xfree (crtc->outputs); - newoutputs = NULL; - } - crtc->outputs = newoutputs; - crtc->numOutputs = numOutputs; - } - /* - * Copy the new list of outputs into the crtc - */ - memcpy (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr)); - /* - * Update remaining crtc fields - */ - if (mode != crtc->mode) - { - if (crtc->mode) - RRModeDestroy (crtc->mode); - crtc->mode = mode; - if (mode != NULL) - mode->refcnt++; - RRCrtcChanged (crtc, TRUE); - } - if (x != crtc->x) - { - crtc->x = x; - RRCrtcChanged (crtc, TRUE); - } - if (y != crtc->y) - { - crtc->y = y; - RRCrtcChanged (crtc, TRUE); - } - if (rotation != crtc->rotation) - { - crtc->rotation = rotation; - RRCrtcChanged (crtc, TRUE); - } - if (!RRTransformEqual (transform, &crtc->client_current_transform)) { - RRTransformCopy (&crtc->client_current_transform, transform); - RRCrtcChanged (crtc, TRUE); - } - if (crtc->changed && mode) - { - RRTransformCompute (x, y, - mode->mode.width, mode->mode.height, - rotation, - &crtc->client_current_transform, - &crtc->transform, &crtc->f_transform, - &crtc->f_inverse); - } - return TRUE; -} - -void -RRDeliverCrtcEvent (ClientPtr client, WindowPtr pWin, RRCrtcPtr crtc) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - rrScrPriv (pScreen); - xRRCrtcChangeNotifyEvent ce; - RRModePtr mode = crtc->mode; - - ce.type = RRNotify + RREventBase; - ce.subCode = RRNotify_CrtcChange; - ce.sequenceNumber = client->sequence; - ce.timestamp = pScrPriv->lastSetTime.milliseconds; - ce.window = pWin->drawable.id; - ce.crtc = crtc->id; - ce.rotation = crtc->rotation; - if (mode) - { - ce.mode = mode->mode.id; - ce.x = crtc->x; - ce.y = crtc->y; - ce.width = mode->mode.width; - ce.height = mode->mode.height; - } - else - { - ce.mode = None; - ce.x = 0; - ce.y = 0; - ce.width = 0; - ce.height = 0; - } - WriteEventsToClient (client, 1, (xEvent *) &ce); -} - -static Bool -RRCrtcPendingProperties (RRCrtcPtr crtc) -{ - ScreenPtr pScreen = crtc->pScreen; - rrScrPriv(pScreen); - int o; - - for (o = 0; o < pScrPriv->numOutputs; o++) - { - RROutputPtr output = pScrPriv->outputs[o]; - if (output->crtc == crtc && output->pendingProperties) - return TRUE; - } - return FALSE; -} - -/* - * Request that the Crtc be reconfigured - */ -Bool -RRCrtcSet (RRCrtcPtr crtc, - RRModePtr mode, - int x, - int y, - Rotation rotation, - int numOutputs, - RROutputPtr *outputs) -{ - ScreenPtr pScreen = crtc->pScreen; - Bool ret = FALSE; - rrScrPriv(pScreen); - - /* See if nothing changed */ - if (crtc->mode == mode && - crtc->x == x && - crtc->y == y && - crtc->rotation == rotation && - crtc->numOutputs == numOutputs && - !memcmp (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr)) && - !RRCrtcPendingProperties (crtc) && - !RRCrtcPendingTransform (crtc)) - { - ret = TRUE; - } - else - { -#if RANDR_12_INTERFACE - if (pScrPriv->rrCrtcSet) - { - ret = (*pScrPriv->rrCrtcSet) (pScreen, crtc, mode, x, y, - rotation, numOutputs, outputs); - } - else -#endif - { -#if RANDR_10_INTERFACE - if (pScrPriv->rrSetConfig) - { - RRScreenSize size; - RRScreenRate rate; - - if (!mode) - { - RRCrtcNotify (crtc, NULL, x, y, rotation, NULL, 0, NULL); - ret = TRUE; - } - else - { - size.width = mode->mode.width; - size.height = mode->mode.height; - if (outputs[0]->mmWidth && outputs[0]->mmHeight) - { - size.mmWidth = outputs[0]->mmWidth; - size.mmHeight = outputs[0]->mmHeight; - } - else - { - size.mmWidth = pScreen->mmWidth; - size.mmHeight = pScreen->mmHeight; - } - size.nRates = 1; - rate.rate = RRVerticalRefresh (&mode->mode); - size.pRates = &rate; - ret = (*pScrPriv->rrSetConfig) (pScreen, rotation, rate.rate, &size); - /* - * Old 1.0 interface tied screen size to mode size - */ - if (ret) - { - RRCrtcNotify (crtc, mode, x, y, rotation, NULL, 1, outputs); - RRScreenSizeNotify (pScreen); - } - } - } -#endif - } - if (ret) - { - int o; - RRTellChanged (pScreen); - - for (o = 0; o < numOutputs; o++) - RRPostPendingProperties (outputs[o]); - } - } - return ret; -} - -/* - * Return crtc transform - */ -RRTransformPtr -RRCrtcGetTransform (RRCrtcPtr crtc) -{ - RRTransformPtr transform = &crtc->client_pending_transform; - - if (pixman_transform_is_identity (&transform->transform)) - return NULL; - return transform; -} - -/* - * Check whether the pending and current transforms are the same - */ -Bool -RRCrtcPendingTransform (RRCrtcPtr crtc) -{ - return memcmp (&crtc->client_current_transform.transform, - &crtc->client_pending_transform.transform, - sizeof (PictTransform)) != 0; -} - -/* - * Destroy a Crtc at shutdown - */ -void -RRCrtcDestroy (RRCrtcPtr crtc) -{ - FreeResource (crtc->id, 0); -} - -static int -RRCrtcDestroyResource (pointer value, XID pid) -{ - RRCrtcPtr crtc = (RRCrtcPtr) value; - ScreenPtr pScreen = crtc->pScreen; - - if (pScreen) - { - rrScrPriv(pScreen); - int i; - - for (i = 0; i < pScrPriv->numCrtcs; i++) - { - if (pScrPriv->crtcs[i] == crtc) - { - memmove (pScrPriv->crtcs + i, pScrPriv->crtcs + i + 1, - (pScrPriv->numCrtcs - (i + 1)) * sizeof (RRCrtcPtr)); - --pScrPriv->numCrtcs; - break; - } - } - } - if (crtc->gammaRed) - xfree (crtc->gammaRed); - if (crtc->mode) - RRModeDestroy (crtc->mode); - xfree (crtc); - return 1; -} - -/* - * Request that the Crtc gamma be changed - */ - -Bool -RRCrtcGammaSet (RRCrtcPtr crtc, - CARD16 *red, - CARD16 *green, - CARD16 *blue) -{ - Bool ret = TRUE; -#if RANDR_12_INTERFACE - ScreenPtr pScreen = crtc->pScreen; -#endif - - memcpy (crtc->gammaRed, red, crtc->gammaSize * sizeof (CARD16)); - memcpy (crtc->gammaGreen, green, crtc->gammaSize * sizeof (CARD16)); - memcpy (crtc->gammaBlue, blue, crtc->gammaSize * sizeof (CARD16)); -#if RANDR_12_INTERFACE - if (pScreen) - { - rrScrPriv(pScreen); - if (pScrPriv->rrCrtcSetGamma) - ret = (*pScrPriv->rrCrtcSetGamma) (pScreen, crtc); - } -#endif - return ret; -} - -/* - * Request current gamma back from the DDX (if possible). - * This includes gamma size. - */ -Bool -RRCrtcGammaGet(RRCrtcPtr crtc) -{ - Bool ret = TRUE; -#if RANDR_12_INTERFACE - ScreenPtr pScreen = crtc->pScreen; -#endif - -#if RANDR_12_INTERFACE - if (pScreen) - { - rrScrPriv(pScreen); - if (pScrPriv->rrCrtcGetGamma) - ret = (*pScrPriv->rrCrtcGetGamma) (pScreen, crtc); - } -#endif - return ret; -} - -/* - * Notify the extension that the Crtc gamma has been changed - * The driver calls this whenever it has changed the gamma values - * in the RRCrtcRec - */ - -Bool -RRCrtcGammaNotify (RRCrtcPtr crtc) -{ - return TRUE; /* not much going on here */ -} - -static void -RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform, - int *width, int *height) -{ - BoxRec box; - - if (mode == NULL) { - *width = 0; - *height = 0; - return; - } - - box.x1 = 0; - box.y1 = 0; - box.x2 = mode->mode.width; - box.y2 = mode->mode.height; - - pixman_transform_bounds (transform, &box); - *width = box.x2 - box.x1; - *height = box.y2 - box.y1; -} - -/** - * Returns the width/height that the crtc scans out from the framebuffer - */ -void -RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height) -{ - RRModeGetScanoutSize (crtc->mode, &crtc->transform, width, height); -} - -/* - * Set the size of the gamma table at server startup time - */ - -Bool -RRCrtcGammaSetSize (RRCrtcPtr crtc, - int size) -{ - CARD16 *gamma; - - if (size == crtc->gammaSize) - return TRUE; - if (size) - { - gamma = xalloc (size * 3 * sizeof (CARD16)); - if (!gamma) - return FALSE; - } - else - gamma = NULL; - if (crtc->gammaRed) - xfree (crtc->gammaRed); - crtc->gammaRed = gamma; - crtc->gammaGreen = gamma + size; - crtc->gammaBlue = gamma + size*2; - crtc->gammaSize = size; - return TRUE; -} - -/* - * Set the pending CRTC transformation - */ - -int -RRCrtcTransformSet (RRCrtcPtr crtc, - PictTransformPtr transform, - struct pixman_f_transform *f_transform, - struct pixman_f_transform *f_inverse, - char *filter_name, - int filter_len, - xFixed *params, - int nparams) -{ - PictFilterPtr filter = NULL; - int width = 0, height = 0; - - if (!crtc->transforms) - return BadValue; - - if (filter_len) - { - filter = PictureFindFilter (crtc->pScreen, - filter_name, - filter_len); - if (!filter) - return BadName; - if (filter->ValidateParams) - { - if (!filter->ValidateParams (crtc->pScreen, filter->id, - params, nparams, &width, &height)) - return BadMatch; - } - else { - width = filter->width; - height = filter->height; - } - } - else - { - if (nparams) - return BadMatch; - } - if (!RRTransformSetFilter (&crtc->client_pending_transform, - filter, params, nparams, width, height)) - return BadAlloc; - - crtc->client_pending_transform.transform = *transform; - crtc->client_pending_transform.f_transform = *f_transform; - crtc->client_pending_transform.f_inverse = *f_inverse; - return Success; -} - -/* - * Initialize crtc type - */ -Bool -RRCrtcInit (void) -{ - RRCrtcType = CreateNewResourceType (RRCrtcDestroyResource, "CRTC"); - if (!RRCrtcType) - return FALSE; - return TRUE; -} - -int -ProcRRGetCrtcInfo (ClientPtr client) -{ - REQUEST(xRRGetCrtcInfoReq); - xRRGetCrtcInfoReply rep; - RRCrtcPtr crtc; - CARD8 *extra; - unsigned long extraLen; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - RRModePtr mode; - RROutput *outputs; - RROutput *possible; - int i, j, k, n; - int width, height; - BoxRec panned_area; - - REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - /* All crtcs must be associated with screens before client - * requests are processed - */ - pScreen = crtc->pScreen; - pScrPriv = rrGetScrPriv(pScreen); - - mode = crtc->mode; - - rep.type = X_Reply; - rep.status = RRSetConfigSuccess; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.timestamp = pScrPriv->lastSetTime.milliseconds; - if (pScrPriv->rrGetPanning && - pScrPriv->rrGetPanning (pScreen, crtc, &panned_area, NULL, NULL) && - (panned_area.x2 > panned_area.x1) && (panned_area.y2 > panned_area.y1)) - { - rep.x = panned_area.x1; - rep.y = panned_area.y1; - rep.width = panned_area.x2 - panned_area.x1; - rep.height = panned_area.y2 - panned_area.y1; - } - else - { - RRCrtcGetScanoutSize (crtc, &width, &height); - rep.x = crtc->x; - rep.y = crtc->y; - rep.width = width; - rep.height = height; - } - rep.mode = mode ? mode->mode.id : 0; - rep.rotation = crtc->rotation; - rep.rotations = crtc->rotations; - rep.nOutput = crtc->numOutputs; - k = 0; - for (i = 0; i < pScrPriv->numOutputs; i++) - for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++) - if (pScrPriv->outputs[i]->crtcs[j] == crtc) - k++; - rep.nPossibleOutput = k; - - rep.length = rep.nOutput + rep.nPossibleOutput; - - extraLen = rep.length << 2; - if (extraLen) - { - extra = xalloc (extraLen); - if (!extra) - return BadAlloc; - } - else - extra = NULL; - - outputs = (RROutput *) extra; - possible = (RROutput *) (outputs + rep.nOutput); - - for (i = 0; i < crtc->numOutputs; i++) - { - outputs[i] = crtc->outputs[i]->id; - if (client->swapped) - swapl (&outputs[i], n); - } - k = 0; - for (i = 0; i < pScrPriv->numOutputs; i++) - for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++) - if (pScrPriv->outputs[i]->crtcs[j] == crtc) - { - possible[k] = pScrPriv->outputs[i]->id; - if (client->swapped) - swapl (&possible[k], n); - k++; - } - - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.timestamp, n); - swaps(&rep.x, n); - swaps(&rep.y, n); - swaps(&rep.width, n); - swaps(&rep.height, n); - swapl(&rep.mode, n); - swaps(&rep.rotation, n); - swaps(&rep.rotations, n); - swaps(&rep.nOutput, n); - swaps(&rep.nPossibleOutput, n); - } - WriteToClient(client, sizeof(xRRGetCrtcInfoReply), (char *)&rep); - if (extraLen) - { - WriteToClient (client, extraLen, (char *) extra); - xfree (extra); - } - - return client->noClientException; -} - -int -ProcRRSetCrtcConfig (ClientPtr client) -{ - REQUEST(xRRSetCrtcConfigReq); - xRRSetCrtcConfigReply rep; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - RRCrtcPtr crtc; - RRModePtr mode; - int numOutputs; - RROutputPtr *outputs = NULL; - RROutput *outputIds; - TimeStamp configTime; - TimeStamp time; - Rotation rotation; - int rc, i, j; - - REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq); - numOutputs = (stuff->length - bytes_to_int32(SIZEOF (xRRSetCrtcConfigReq))); - - VERIFY_RR_CRTC(stuff->crtc, crtc, DixSetAttrAccess); - - if (stuff->mode == None) - { - mode = NULL; - if (numOutputs > 0) - return BadMatch; - } - else - { - VERIFY_RR_MODE(stuff->mode, mode, DixSetAttrAccess); - if (numOutputs == 0) - return BadMatch; - } - if (numOutputs) - { - outputs = xalloc (numOutputs * sizeof (RROutputPtr)); - if (!outputs) - return BadAlloc; - } - else - outputs = NULL; - - outputIds = (RROutput *) (stuff + 1); - for (i = 0; i < numOutputs; i++) - { - rc = dixLookupResourceByType((pointer *)(outputs + i), outputIds[i], - RROutputType, client, DixSetAttrAccess); - if (rc != Success) - { - if (outputs) - xfree (outputs); - return (rc == BadValue) ? RRErrorBase + BadRROutput : rc; - } - /* validate crtc for this output */ - for (j = 0; j < outputs[i]->numCrtcs; j++) - if (outputs[i]->crtcs[j] == crtc) - break; - if (j == outputs[i]->numCrtcs) - { - if (outputs) - xfree (outputs); - return BadMatch; - } - /* validate mode for this output */ - for (j = 0; j < outputs[i]->numModes + outputs[i]->numUserModes; j++) - { - RRModePtr m = (j < outputs[i]->numModes ? - outputs[i]->modes[j] : - outputs[i]->userModes[j - outputs[i]->numModes]); - if (m == mode) - break; - } - if (j == outputs[i]->numModes + outputs[i]->numUserModes) - { - if (outputs) - xfree (outputs); - return BadMatch; - } - } - /* validate clones */ - for (i = 0; i < numOutputs; i++) - { - for (j = 0; j < numOutputs; j++) - { - int k; - if (i == j) - continue; - for (k = 0; k < outputs[i]->numClones; k++) - { - if (outputs[i]->clones[k] == outputs[j]) - break; - } - if (k == outputs[i]->numClones) - { - if (outputs) - xfree (outputs); - return BadMatch; - } - } - } - - pScreen = crtc->pScreen; - pScrPriv = rrGetScrPriv(pScreen); - - time = ClientTimeToServerTime(stuff->timestamp); - configTime = ClientTimeToServerTime(stuff->configTimestamp); - - if (!pScrPriv) - { - time = currentTime; - rep.status = RRSetConfigFailed; - goto sendReply; - } - -#if 0 - /* - * 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; - } -#endif - - /* - * 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; - if (outputs) - xfree (outputs); - return BadValue; - } - - if (mode) - { - if ((~crtc->rotations) & rotation) - { - /* - * requested rotation or reflection not supported by screen - */ - client->errorValue = stuff->rotation; - if (outputs) - xfree (outputs); - return BadMatch; - } - -#ifdef RANDR_12_INTERFACE - /* - * Check screen size bounds if the DDX provides a 1.2 interface - * for setting screen size. Else, assume the CrtcSet sets - * the size along with the mode. If the driver supports transforms, - * then it must allow crtcs to display a subset of the screen, so - * only do this check for drivers without transform support. - */ - if (pScrPriv->rrScreenSetSize && !crtc->transforms) - { - int source_width; - int source_height; - PictTransform transform; - struct pixman_f_transform f_transform, f_inverse; - - RRTransformCompute (stuff->x, stuff->y, - mode->mode.width, mode->mode.height, - rotation, - &crtc->client_pending_transform, - &transform, &f_transform, &f_inverse); - - RRModeGetScanoutSize (mode, &transform, &source_width, &source_height); - if (stuff->x + source_width > pScreen->width) - { - client->errorValue = stuff->x; - if (outputs) - xfree (outputs); - return BadValue; - } - - if (stuff->y + source_height > pScreen->height) - { - client->errorValue = stuff->y; - if (outputs) - xfree (outputs); - return BadValue; - } - } -#endif - } - - /* - * 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 (!RRCrtcSet (crtc, mode, stuff->x, stuff->y, - rotation, numOutputs, outputs)) - { - rep.status = RRSetConfigFailed; - goto sendReply; - } - rep.status = RRSetConfigSuccess; - pScrPriv->lastSetTime = time; - -sendReply: - if (outputs) - xfree (outputs); - - rep.type = X_Reply; - /* rep.status has already been filled in */ - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.newTimestamp = pScrPriv->lastSetTime.milliseconds; - - if (client->swapped) - { - int n; - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.newTimestamp, n); - } - WriteToClient(client, sizeof(xRRSetCrtcConfigReply), (char *)&rep); - - return client->noClientException; -} - -int -ProcRRGetPanning (ClientPtr client) -{ - REQUEST(xRRGetPanningReq); - xRRGetPanningReply rep; - RRCrtcPtr crtc; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - BoxRec total; - BoxRec tracking; - INT16 border[4]; - int n; - - REQUEST_SIZE_MATCH(xRRGetPanningReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - /* All crtcs must be associated with screens before client - * requests are processed - */ - pScreen = crtc->pScreen; - pScrPriv = rrGetScrPriv(pScreen); - - if (!pScrPriv) - return RRErrorBase + BadRRCrtc; - - memset(&rep, 0, sizeof(rep)); - rep.type = X_Reply; - rep.status = RRSetConfigSuccess; - rep.sequenceNumber = client->sequence; - rep.length = 1; - rep.timestamp = pScrPriv->lastSetTime.milliseconds; - - if (pScrPriv->rrGetPanning && - pScrPriv->rrGetPanning (pScreen, crtc, &total, &tracking, border)) { - rep.left = total.x1; - rep.top = total.y1; - rep.width = total.x2 - total.x1; - rep.height = total.y2 - total.y1; - rep.track_left = tracking.x1; - rep.track_top = tracking.y1; - rep.track_width = tracking.x2 - tracking.x1; - rep.track_height = tracking.y2 - tracking.y1; - rep.border_left = border[0]; - rep.border_top = border[1]; - rep.border_right = border[2]; - rep.border_bottom = border[3]; - } - - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swaps(&rep.timestamp, n); - swaps(&rep.left, n); - swaps(&rep.top, n); - swaps(&rep.width, n); - swaps(&rep.height, n); - swaps(&rep.track_left, n); - swaps(&rep.track_top, n); - swaps(&rep.track_width, n); - swaps(&rep.track_height, n); - swaps(&rep.border_left, n); - swaps(&rep.border_top, n); - swaps(&rep.border_right, n); - swaps(&rep.border_bottom, n); - } - WriteToClient(client, sizeof(xRRGetPanningReply), (char *)&rep); - return client->noClientException; -} - -int -ProcRRSetPanning (ClientPtr client) -{ - REQUEST(xRRSetPanningReq); - xRRSetPanningReply rep; - RRCrtcPtr crtc; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - TimeStamp time; - BoxRec total; - BoxRec tracking; - INT16 border[4]; - int n; - - REQUEST_SIZE_MATCH(xRRSetPanningReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - /* All crtcs must be associated with screens before client - * requests are processed - */ - pScreen = crtc->pScreen; - pScrPriv = rrGetScrPriv(pScreen); - - if (!pScrPriv) { - time = currentTime; - rep.status = RRSetConfigFailed; - goto sendReply; - } - - time = ClientTimeToServerTime(stuff->timestamp); - - /* - * 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 (!pScrPriv->rrGetPanning) - return RRErrorBase + BadRRCrtc; - - total.x1 = stuff->left; - total.y1 = stuff->top; - total.x2 = total.x1 + stuff->width; - total.y2 = total.y1 + stuff->height; - tracking.x1 = stuff->track_left; - tracking.y1 = stuff->track_top; - tracking.x2 = tracking.x1 + stuff->track_width; - tracking.y2 = tracking.y1 + stuff->track_height; - border[0] = stuff->border_left; - border[1] = stuff->border_top; - border[2] = stuff->border_right; - border[3] = stuff->border_bottom; - - if (! pScrPriv->rrSetPanning (pScreen, crtc, &total, &tracking, border)) - return BadMatch; - - pScrPriv->lastSetTime = time; - - rep.status = RRSetConfigSuccess; - -sendReply: - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.newTimestamp = pScrPriv->lastSetTime.milliseconds; - - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swaps(&rep.newTimestamp, n); - } - WriteToClient(client, sizeof(xRRSetPanningReply), (char *)&rep); - return client->noClientException; -} - -int -ProcRRGetCrtcGammaSize (ClientPtr client) -{ - REQUEST(xRRGetCrtcGammaSizeReq); - xRRGetCrtcGammaSizeReply reply; - RRCrtcPtr crtc; - int n; - - REQUEST_SIZE_MATCH(xRRGetCrtcGammaSizeReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - /* Gamma retrieval failed, any better error? */ - if (!RRCrtcGammaGet(crtc)) - return RRErrorBase + BadRRCrtc; - - reply.type = X_Reply; - reply.sequenceNumber = client->sequence; - reply.length = 0; - reply.size = crtc->gammaSize; - if (client->swapped) { - swaps (&reply.sequenceNumber, n); - swapl (&reply.length, n); - swaps (&reply.size, n); - } - WriteToClient (client, sizeof (xRRGetCrtcGammaSizeReply), (char *) &reply); - return client->noClientException; -} - -int -ProcRRGetCrtcGamma (ClientPtr client) -{ - REQUEST(xRRGetCrtcGammaReq); - xRRGetCrtcGammaReply reply; - RRCrtcPtr crtc; - int n; - unsigned long len; - char *extra = NULL; - - REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - /* Gamma retrieval failed, any better error? */ - if (!RRCrtcGammaGet(crtc)) - return RRErrorBase + BadRRCrtc; - - len = crtc->gammaSize * 3 * 2; - - if (crtc->gammaSize) { - extra = xalloc(len); - if (!extra) - return BadAlloc; - } - - reply.type = X_Reply; - reply.sequenceNumber = client->sequence; - reply.length = bytes_to_int32(len); - reply.size = crtc->gammaSize; - if (client->swapped) { - swaps (&reply.sequenceNumber, n); - swapl (&reply.length, n); - swaps (&reply.size, n); - } - WriteToClient (client, sizeof (xRRGetCrtcGammaReply), (char *) &reply); - if (crtc->gammaSize) - { - memcpy(extra, crtc->gammaRed, len); - client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; - WriteSwappedDataToClient (client, len, extra); - xfree(extra); - } - return client->noClientException; -} - -int -ProcRRSetCrtcGamma (ClientPtr client) -{ - REQUEST(xRRSetCrtcGammaReq); - RRCrtcPtr crtc; - unsigned long len; - CARD16 *red, *green, *blue; - - REQUEST_AT_LEAST_SIZE(xRRSetCrtcGammaReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - len = client->req_len - bytes_to_int32(sizeof (xRRSetCrtcGammaReq)); - if (len < (stuff->size * 3 + 1) >> 1) - return BadLength; - - if (stuff->size != crtc->gammaSize) - return BadMatch; - - red = (CARD16 *) (stuff + 1); - green = red + crtc->gammaSize; - blue = green + crtc->gammaSize; - - RRCrtcGammaSet (crtc, red, green, blue); - - return Success; -} - -/* Version 1.3 additions */ - -int -ProcRRSetCrtcTransform (ClientPtr client) -{ - REQUEST(xRRSetCrtcTransformReq); - RRCrtcPtr crtc; - PictTransform transform; - struct pixman_f_transform f_transform, f_inverse; - char *filter; - int nbytes; - xFixed *params; - int nparams; - - REQUEST_AT_LEAST_SIZE(xRRSetCrtcTransformReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - PictTransform_from_xRenderTransform (&transform, &stuff->transform); - pixman_f_transform_from_pixman_transform (&f_transform, &transform); - if (!pixman_f_transform_invert (&f_inverse, &f_transform)) - return BadMatch; - - filter = (char *) (stuff + 1); - nbytes = stuff->nbytesFilter; - params = (xFixed *) (filter + pad_to_int32(nbytes)); - nparams = ((xFixed *) stuff + client->req_len) - params; - if (nparams < 0) - return BadLength; - - return RRCrtcTransformSet (crtc, &transform, &f_transform, &f_inverse, - filter, nbytes, params, nparams); -} - - -#define CrtcTransformExtra (SIZEOF(xRRGetCrtcTransformReply) - 32) - -static int -transform_filter_length (RRTransformPtr transform) -{ - int nbytes, nparams; - - if (transform->filter == NULL) - return 0; - nbytes = strlen (transform->filter->name); - nparams = transform->nparams; - return pad_to_int32(nbytes) + (nparams * sizeof (xFixed)); -} - -static int -transform_filter_encode (ClientPtr client, char *output, - CARD16 *nbytesFilter, - CARD16 *nparamsFilter, - RRTransformPtr transform) -{ - int nbytes, nparams; - int n; - - if (transform->filter == NULL) { - *nbytesFilter = 0; - *nparamsFilter = 0; - return 0; - } - nbytes = strlen (transform->filter->name); - nparams = transform->nparams; - *nbytesFilter = nbytes; - *nparamsFilter = nparams; - memcpy (output, transform->filter->name, nbytes); - while ((nbytes & 3) != 0) - output[nbytes++] = 0; - memcpy (output + nbytes, transform->params, nparams * sizeof (xFixed)); - if (client->swapped) { - swaps (nbytesFilter, n); - swaps (nparamsFilter, n); - SwapLongs ((CARD32 *) (output + nbytes), nparams); - } - nbytes += nparams * sizeof (xFixed); - return nbytes; -} - -static void -transform_encode (ClientPtr client, xRenderTransform *wire, PictTransform *pict) -{ - xRenderTransform_from_PictTransform (wire, pict); - if (client->swapped) - SwapLongs ((CARD32 *) wire, bytes_to_int32(sizeof(xRenderTransform))); -} - -int -ProcRRGetCrtcTransform (ClientPtr client) -{ - REQUEST(xRRGetCrtcTransformReq); - xRRGetCrtcTransformReply *reply; - RRCrtcPtr crtc; - int n, nextra; - RRTransformPtr current, pending; - char *extra; - - REQUEST_SIZE_MATCH (xRRGetCrtcTransformReq); - VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); - - pending = &crtc->client_pending_transform; - current = &crtc->client_current_transform; - - nextra = (transform_filter_length (pending) + - transform_filter_length (current)); - - reply = xalloc (sizeof (xRRGetCrtcTransformReply) + nextra); - if (!reply) - return BadAlloc; - - extra = (char *) (reply + 1); - reply->type = X_Reply; - reply->sequenceNumber = client->sequence; - reply->length = bytes_to_int32(CrtcTransformExtra + nextra); - - reply->hasTransforms = crtc->transforms; - - transform_encode (client, &reply->pendingTransform, &pending->transform); - extra += transform_filter_encode (client, extra, - &reply->pendingNbytesFilter, - &reply->pendingNparamsFilter, - pending); - - transform_encode (client, &reply->currentTransform, ¤t->transform); - extra += transform_filter_encode (client, extra, - &reply->currentNbytesFilter, - &reply->currentNparamsFilter, - current); - - if (client->swapped) { - swaps (&reply->sequenceNumber, n); - swapl (&reply->length, n); - } - WriteToClient (client, sizeof (xRRGetCrtcTransformReply) + nextra, (char *) reply); - xfree(reply); - return client->noClientException; -} +/*
+ * 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"
+#include "swaprep.h"
+
+RESTYPE RRCrtcType;
+
+/*
+ * Notify the CRTC of some change
+ */
+void
+RRCrtcChanged (RRCrtcPtr crtc, Bool layoutChanged)
+{
+ ScreenPtr pScreen = crtc->pScreen;
+
+ crtc->changed = TRUE;
+ if (pScreen)
+ {
+ rrScrPriv(pScreen);
+
+ pScrPriv->changed = TRUE;
+ /*
+ * Send ConfigureNotify on any layout change
+ */
+ if (layoutChanged)
+ pScrPriv->layoutChanged = TRUE;
+ }
+}
+
+/*
+ * Create a CRTC
+ */
+RRCrtcPtr
+RRCrtcCreate (ScreenPtr pScreen, void *devPrivate)
+{
+ RRCrtcPtr crtc;
+ RRCrtcPtr *crtcs;
+ rrScrPrivPtr pScrPriv;
+
+ if (!RRInit())
+ return NULL;
+
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ /* make space for the crtc pointer */
+ if (pScrPriv->numCrtcs)
+ crtcs = realloc(pScrPriv->crtcs,
+ (pScrPriv->numCrtcs + 1) * sizeof (RRCrtcPtr));
+ else
+ crtcs = malloc(sizeof (RRCrtcPtr));
+ if (!crtcs)
+ return FALSE;
+ pScrPriv->crtcs = crtcs;
+
+ crtc = calloc(1, sizeof (RRCrtcRec));
+ if (!crtc)
+ return NULL;
+ crtc->id = FakeClientID (0);
+ crtc->pScreen = pScreen;
+ crtc->mode = NULL;
+ crtc->x = 0;
+ crtc->y = 0;
+ crtc->rotation = RR_Rotate_0;
+ crtc->rotations = RR_Rotate_0;
+ crtc->outputs = NULL;
+ crtc->numOutputs = 0;
+ crtc->gammaSize = 0;
+ crtc->gammaRed = crtc->gammaBlue = crtc->gammaGreen = NULL;
+ crtc->changed = FALSE;
+ crtc->devPrivate = devPrivate;
+ RRTransformInit (&crtc->client_pending_transform);
+ RRTransformInit (&crtc->client_current_transform);
+ pixman_transform_init_identity (&crtc->transform);
+ pixman_f_transform_init_identity (&crtc->f_transform);
+ pixman_f_transform_init_identity (&crtc->f_inverse);
+
+ if (!AddResource (crtc->id, RRCrtcType, (pointer) crtc))
+ return NULL;
+
+ /* attach the screen and crtc together */
+ crtc->pScreen = pScreen;
+ pScrPriv->crtcs[pScrPriv->numCrtcs++] = crtc;
+
+ return crtc;
+}
+
+/*
+ * Set the allowed rotations on a CRTC
+ */
+void
+RRCrtcSetRotations (RRCrtcPtr crtc, Rotation rotations)
+{
+ crtc->rotations = rotations;
+}
+
+/*
+ * Set whether transforms are allowed on a CRTC
+ */
+void
+RRCrtcSetTransformSupport (RRCrtcPtr crtc, Bool transforms)
+{
+ crtc->transforms = transforms;
+}
+
+/*
+ * Notify the extension that the Crtc has been reconfigured,
+ * the driver calls this whenever it has updated the mode
+ */
+Bool
+RRCrtcNotify (RRCrtcPtr crtc,
+ RRModePtr mode,
+ int x,
+ int y,
+ Rotation rotation,
+ RRTransformPtr transform,
+ int numOutputs,
+ RROutputPtr *outputs)
+{
+ int i, j;
+
+ /*
+ * Check to see if any of the new outputs were
+ * not in the old list and mark them as changed
+ */
+ for (i = 0; i < numOutputs; i++)
+ {
+ for (j = 0; j < crtc->numOutputs; j++)
+ if (outputs[i] == crtc->outputs[j])
+ break;
+ if (j == crtc->numOutputs)
+ {
+ outputs[i]->crtc = crtc;
+ RROutputChanged (outputs[i], FALSE);
+ RRCrtcChanged (crtc, FALSE);
+ }
+ }
+ /*
+ * Check to see if any of the old outputs are
+ * not in the new list and mark them as changed
+ */
+ for (j = 0; j < crtc->numOutputs; j++)
+ {
+ for (i = 0; i < numOutputs; i++)
+ if (outputs[i] == crtc->outputs[j])
+ break;
+ if (i == numOutputs)
+ {
+ if (crtc->outputs[j]->crtc == crtc)
+ crtc->outputs[j]->crtc = NULL;
+ RROutputChanged (crtc->outputs[j], FALSE);
+ RRCrtcChanged (crtc, FALSE);
+ }
+ }
+ /*
+ * Reallocate the crtc output array if necessary
+ */
+ if (numOutputs != crtc->numOutputs)
+ {
+ RROutputPtr *newoutputs;
+
+ if (numOutputs)
+ {
+ if (crtc->numOutputs)
+ newoutputs = realloc(crtc->outputs,
+ numOutputs * sizeof (RROutputPtr));
+ else
+ newoutputs = malloc(numOutputs * sizeof (RROutputPtr));
+ if (!newoutputs)
+ return FALSE;
+ }
+ else
+ {
+ if (crtc->outputs)
+ free(crtc->outputs);
+ newoutputs = NULL;
+ }
+ crtc->outputs = newoutputs;
+ crtc->numOutputs = numOutputs;
+ }
+ /*
+ * Copy the new list of outputs into the crtc
+ */
+ memcpy (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr));
+ /*
+ * Update remaining crtc fields
+ */
+ if (mode != crtc->mode)
+ {
+ if (crtc->mode)
+ RRModeDestroy (crtc->mode);
+ crtc->mode = mode;
+ if (mode != NULL)
+ mode->refcnt++;
+ RRCrtcChanged (crtc, TRUE);
+ }
+ if (x != crtc->x)
+ {
+ crtc->x = x;
+ RRCrtcChanged (crtc, TRUE);
+ }
+ if (y != crtc->y)
+ {
+ crtc->y = y;
+ RRCrtcChanged (crtc, TRUE);
+ }
+ if (rotation != crtc->rotation)
+ {
+ crtc->rotation = rotation;
+ RRCrtcChanged (crtc, TRUE);
+ }
+ if (!RRTransformEqual (transform, &crtc->client_current_transform)) {
+ RRTransformCopy (&crtc->client_current_transform, transform);
+ RRCrtcChanged (crtc, TRUE);
+ }
+ if (crtc->changed && mode)
+ {
+ RRTransformCompute (x, y,
+ mode->mode.width, mode->mode.height,
+ rotation,
+ &crtc->client_current_transform,
+ &crtc->transform, &crtc->f_transform,
+ &crtc->f_inverse);
+ }
+ return TRUE;
+}
+
+void
+RRDeliverCrtcEvent (ClientPtr client, WindowPtr pWin, RRCrtcPtr crtc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ rrScrPriv (pScreen);
+ xRRCrtcChangeNotifyEvent ce;
+ RRModePtr mode = crtc->mode;
+
+ ce.type = RRNotify + RREventBase;
+ ce.subCode = RRNotify_CrtcChange;
+ ce.sequenceNumber = client->sequence;
+ ce.timestamp = pScrPriv->lastSetTime.milliseconds;
+ ce.window = pWin->drawable.id;
+ ce.crtc = crtc->id;
+ ce.rotation = crtc->rotation;
+ if (mode)
+ {
+ ce.mode = mode->mode.id;
+ ce.x = crtc->x;
+ ce.y = crtc->y;
+ ce.width = mode->mode.width;
+ ce.height = mode->mode.height;
+ }
+ else
+ {
+ ce.mode = None;
+ ce.x = 0;
+ ce.y = 0;
+ ce.width = 0;
+ ce.height = 0;
+ }
+ WriteEventsToClient (client, 1, (xEvent *) &ce);
+}
+
+static Bool
+RRCrtcPendingProperties (RRCrtcPtr crtc)
+{
+ ScreenPtr pScreen = crtc->pScreen;
+ rrScrPriv(pScreen);
+ int o;
+
+ for (o = 0; o < pScrPriv->numOutputs; o++)
+ {
+ RROutputPtr output = pScrPriv->outputs[o];
+ if (output->crtc == crtc && output->pendingProperties)
+ return TRUE;
+ }
+ return FALSE;
+}
+
+/*
+ * Request that the Crtc be reconfigured
+ */
+Bool
+RRCrtcSet (RRCrtcPtr crtc,
+ RRModePtr mode,
+ int x,
+ int y,
+ Rotation rotation,
+ int numOutputs,
+ RROutputPtr *outputs)
+{
+ ScreenPtr pScreen = crtc->pScreen;
+ Bool ret = FALSE;
+ rrScrPriv(pScreen);
+
+ /* See if nothing changed */
+ if (crtc->mode == mode &&
+ crtc->x == x &&
+ crtc->y == y &&
+ crtc->rotation == rotation &&
+ crtc->numOutputs == numOutputs &&
+ !memcmp (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr)) &&
+ !RRCrtcPendingProperties (crtc) &&
+ !RRCrtcPendingTransform (crtc))
+ {
+ ret = TRUE;
+ }
+ else
+ {
+#if RANDR_12_INTERFACE
+ if (pScrPriv->rrCrtcSet)
+ {
+ ret = (*pScrPriv->rrCrtcSet) (pScreen, crtc, mode, x, y,
+ rotation, numOutputs, outputs);
+ }
+ else
+#endif
+ {
+#if RANDR_10_INTERFACE
+ if (pScrPriv->rrSetConfig)
+ {
+ RRScreenSize size;
+ RRScreenRate rate;
+
+ if (!mode)
+ {
+ RRCrtcNotify (crtc, NULL, x, y, rotation, NULL, 0, NULL);
+ ret = TRUE;
+ }
+ else
+ {
+ size.width = mode->mode.width;
+ size.height = mode->mode.height;
+ if (outputs[0]->mmWidth && outputs[0]->mmHeight)
+ {
+ size.mmWidth = outputs[0]->mmWidth;
+ size.mmHeight = outputs[0]->mmHeight;
+ }
+ else
+ {
+ size.mmWidth = pScreen->mmWidth;
+ size.mmHeight = pScreen->mmHeight;
+ }
+ size.nRates = 1;
+ rate.rate = RRVerticalRefresh (&mode->mode);
+ size.pRates = &rate;
+ ret = (*pScrPriv->rrSetConfig) (pScreen, rotation, rate.rate, &size);
+ /*
+ * Old 1.0 interface tied screen size to mode size
+ */
+ if (ret)
+ {
+ RRCrtcNotify (crtc, mode, x, y, rotation, NULL, 1, outputs);
+ RRScreenSizeNotify (pScreen);
+ }
+ }
+ }
+#endif
+ }
+ if (ret)
+ {
+ int o;
+ RRTellChanged (pScreen);
+
+ for (o = 0; o < numOutputs; o++)
+ RRPostPendingProperties (outputs[o]);
+ }
+ }
+ return ret;
+}
+
+/*
+ * Return crtc transform
+ */
+RRTransformPtr
+RRCrtcGetTransform (RRCrtcPtr crtc)
+{
+ RRTransformPtr transform = &crtc->client_pending_transform;
+
+ if (pixman_transform_is_identity (&transform->transform))
+ return NULL;
+ return transform;
+}
+
+/*
+ * Check whether the pending and current transforms are the same
+ */
+Bool
+RRCrtcPendingTransform (RRCrtcPtr crtc)
+{
+ return memcmp (&crtc->client_current_transform.transform,
+ &crtc->client_pending_transform.transform,
+ sizeof (PictTransform)) != 0;
+}
+
+/*
+ * Destroy a Crtc at shutdown
+ */
+void
+RRCrtcDestroy (RRCrtcPtr crtc)
+{
+ FreeResource (crtc->id, 0);
+}
+
+static int
+RRCrtcDestroyResource (pointer value, XID pid)
+{
+ RRCrtcPtr crtc = (RRCrtcPtr) value;
+ ScreenPtr pScreen = crtc->pScreen;
+
+ if (pScreen)
+ {
+ rrScrPriv(pScreen);
+ int i;
+
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ {
+ if (pScrPriv->crtcs[i] == crtc)
+ {
+ memmove (pScrPriv->crtcs + i, pScrPriv->crtcs + i + 1,
+ (pScrPriv->numCrtcs - (i + 1)) * sizeof (RRCrtcPtr));
+ --pScrPriv->numCrtcs;
+ break;
+ }
+ }
+ }
+ if (crtc->gammaRed)
+ free(crtc->gammaRed);
+ if (crtc->mode)
+ RRModeDestroy (crtc->mode);
+ free(crtc);
+ return 1;
+}
+
+/*
+ * Request that the Crtc gamma be changed
+ */
+
+Bool
+RRCrtcGammaSet (RRCrtcPtr crtc,
+ CARD16 *red,
+ CARD16 *green,
+ CARD16 *blue)
+{
+ Bool ret = TRUE;
+#if RANDR_12_INTERFACE
+ ScreenPtr pScreen = crtc->pScreen;
+#endif
+
+ memcpy (crtc->gammaRed, red, crtc->gammaSize * sizeof (CARD16));
+ memcpy (crtc->gammaGreen, green, crtc->gammaSize * sizeof (CARD16));
+ memcpy (crtc->gammaBlue, blue, crtc->gammaSize * sizeof (CARD16));
+#if RANDR_12_INTERFACE
+ if (pScreen)
+ {
+ rrScrPriv(pScreen);
+ if (pScrPriv->rrCrtcSetGamma)
+ ret = (*pScrPriv->rrCrtcSetGamma) (pScreen, crtc);
+ }
+#endif
+ return ret;
+}
+
+/*
+ * Request current gamma back from the DDX (if possible).
+ * This includes gamma size.
+ */
+Bool
+RRCrtcGammaGet(RRCrtcPtr crtc)
+{
+ Bool ret = TRUE;
+#if RANDR_12_INTERFACE
+ ScreenPtr pScreen = crtc->pScreen;
+#endif
+
+#if RANDR_12_INTERFACE
+ if (pScreen)
+ {
+ rrScrPriv(pScreen);
+ if (pScrPriv->rrCrtcGetGamma)
+ ret = (*pScrPriv->rrCrtcGetGamma) (pScreen, crtc);
+ }
+#endif
+ return ret;
+}
+
+/*
+ * Notify the extension that the Crtc gamma has been changed
+ * The driver calls this whenever it has changed the gamma values
+ * in the RRCrtcRec
+ */
+
+Bool
+RRCrtcGammaNotify (RRCrtcPtr crtc)
+{
+ return TRUE; /* not much going on here */
+}
+
+static void
+RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform,
+ int *width, int *height)
+{
+ BoxRec box;
+
+ if (mode == NULL) {
+ *width = 0;
+ *height = 0;
+ return;
+ }
+
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = mode->mode.width;
+ box.y2 = mode->mode.height;
+
+ pixman_transform_bounds (transform, &box);
+ *width = box.x2 - box.x1;
+ *height = box.y2 - box.y1;
+}
+
+/**
+ * Returns the width/height that the crtc scans out from the framebuffer
+ */
+void
+RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height)
+{
+ RRModeGetScanoutSize (crtc->mode, &crtc->transform, width, height);
+}
+
+/*
+ * Set the size of the gamma table at server startup time
+ */
+
+Bool
+RRCrtcGammaSetSize (RRCrtcPtr crtc,
+ int size)
+{
+ CARD16 *gamma;
+
+ if (size == crtc->gammaSize)
+ return TRUE;
+ if (size)
+ {
+ gamma = malloc(size * 3 * sizeof (CARD16));
+ if (!gamma)
+ return FALSE;
+ }
+ else
+ gamma = NULL;
+ if (crtc->gammaRed)
+ free(crtc->gammaRed);
+ crtc->gammaRed = gamma;
+ crtc->gammaGreen = gamma + size;
+ crtc->gammaBlue = gamma + size*2;
+ crtc->gammaSize = size;
+ return TRUE;
+}
+
+/*
+ * Set the pending CRTC transformation
+ */
+
+int
+RRCrtcTransformSet (RRCrtcPtr crtc,
+ PictTransformPtr transform,
+ struct pixman_f_transform *f_transform,
+ struct pixman_f_transform *f_inverse,
+ char *filter_name,
+ int filter_len,
+ xFixed *params,
+ int nparams)
+{
+ PictFilterPtr filter = NULL;
+ int width = 0, height = 0;
+
+ if (!crtc->transforms)
+ return BadValue;
+
+ if (filter_len)
+ {
+ filter = PictureFindFilter (crtc->pScreen,
+ filter_name,
+ filter_len);
+ if (!filter)
+ return BadName;
+ if (filter->ValidateParams)
+ {
+ if (!filter->ValidateParams (crtc->pScreen, filter->id,
+ params, nparams, &width, &height))
+ return BadMatch;
+ }
+ else {
+ width = filter->width;
+ height = filter->height;
+ }
+ }
+ else
+ {
+ if (nparams)
+ return BadMatch;
+ }
+ if (!RRTransformSetFilter (&crtc->client_pending_transform,
+ filter, params, nparams, width, height))
+ return BadAlloc;
+
+ crtc->client_pending_transform.transform = *transform;
+ crtc->client_pending_transform.f_transform = *f_transform;
+ crtc->client_pending_transform.f_inverse = *f_inverse;
+ return Success;
+}
+
+/*
+ * Initialize crtc type
+ */
+Bool
+RRCrtcInit (void)
+{
+ RRCrtcType = CreateNewResourceType (RRCrtcDestroyResource, "CRTC");
+ if (!RRCrtcType)
+ return FALSE;
+ return TRUE;
+}
+
+int
+ProcRRGetCrtcInfo (ClientPtr client)
+{
+ REQUEST(xRRGetCrtcInfoReq);
+ xRRGetCrtcInfoReply rep;
+ RRCrtcPtr crtc;
+ CARD8 *extra;
+ unsigned long extraLen;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ RRModePtr mode;
+ RROutput *outputs;
+ RROutput *possible;
+ int i, j, k, n;
+ int width, height;
+ BoxRec panned_area;
+
+ REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ /* All crtcs must be associated with screens before client
+ * requests are processed
+ */
+ pScreen = crtc->pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ mode = crtc->mode;
+
+ rep.type = X_Reply;
+ rep.status = RRSetConfigSuccess;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.timestamp = pScrPriv->lastSetTime.milliseconds;
+ if (pScrPriv->rrGetPanning &&
+ pScrPriv->rrGetPanning (pScreen, crtc, &panned_area, NULL, NULL) &&
+ (panned_area.x2 > panned_area.x1) && (panned_area.y2 > panned_area.y1))
+ {
+ rep.x = panned_area.x1;
+ rep.y = panned_area.y1;
+ rep.width = panned_area.x2 - panned_area.x1;
+ rep.height = panned_area.y2 - panned_area.y1;
+ }
+ else
+ {
+ RRCrtcGetScanoutSize (crtc, &width, &height);
+ rep.x = crtc->x;
+ rep.y = crtc->y;
+ rep.width = width;
+ rep.height = height;
+ }
+ rep.mode = mode ? mode->mode.id : 0;
+ rep.rotation = crtc->rotation;
+ rep.rotations = crtc->rotations;
+ rep.nOutput = crtc->numOutputs;
+ k = 0;
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++)
+ if (pScrPriv->outputs[i]->crtcs[j] == crtc)
+ k++;
+ rep.nPossibleOutput = k;
+
+ rep.length = rep.nOutput + rep.nPossibleOutput;
+
+ extraLen = rep.length << 2;
+ if (extraLen)
+ {
+ extra = malloc(extraLen);
+ if (!extra)
+ return BadAlloc;
+ }
+ else
+ extra = NULL;
+
+ outputs = (RROutput *) extra;
+ possible = (RROutput *) (outputs + rep.nOutput);
+
+ for (i = 0; i < crtc->numOutputs; i++)
+ {
+ outputs[i] = crtc->outputs[i]->id;
+ if (client->swapped)
+ swapl (&outputs[i], n);
+ }
+ k = 0;
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++)
+ if (pScrPriv->outputs[i]->crtcs[j] == crtc)
+ {
+ possible[k] = pScrPriv->outputs[i]->id;
+ if (client->swapped)
+ swapl (&possible[k], n);
+ k++;
+ }
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.timestamp, n);
+ swaps(&rep.x, n);
+ swaps(&rep.y, n);
+ swaps(&rep.width, n);
+ swaps(&rep.height, n);
+ swapl(&rep.mode, n);
+ swaps(&rep.rotation, n);
+ swaps(&rep.rotations, n);
+ swaps(&rep.nOutput, n);
+ swaps(&rep.nPossibleOutput, n);
+ }
+ WriteToClient(client, sizeof(xRRGetCrtcInfoReply), (char *)&rep);
+ if (extraLen)
+ {
+ WriteToClient (client, extraLen, (char *) extra);
+ free(extra);
+ }
+
+ return Success;
+}
+
+int
+ProcRRSetCrtcConfig (ClientPtr client)
+{
+ REQUEST(xRRSetCrtcConfigReq);
+ xRRSetCrtcConfigReply rep;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ RRCrtcPtr crtc;
+ RRModePtr mode;
+ int numOutputs;
+ RROutputPtr *outputs = NULL;
+ RROutput *outputIds;
+ TimeStamp configTime;
+ TimeStamp time;
+ Rotation rotation;
+ int rc, i, j;
+
+ REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq);
+ numOutputs = (stuff->length - bytes_to_int32(SIZEOF (xRRSetCrtcConfigReq)));
+
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixSetAttrAccess);
+
+ if (stuff->mode == None)
+ {
+ mode = NULL;
+ if (numOutputs > 0)
+ return BadMatch;
+ }
+ else
+ {
+ VERIFY_RR_MODE(stuff->mode, mode, DixSetAttrAccess);
+ if (numOutputs == 0)
+ return BadMatch;
+ }
+ if (numOutputs)
+ {
+ outputs = malloc(numOutputs * sizeof (RROutputPtr));
+ if (!outputs)
+ return BadAlloc;
+ }
+ else
+ outputs = NULL;
+
+ outputIds = (RROutput *) (stuff + 1);
+ for (i = 0; i < numOutputs; i++)
+ {
+ rc = dixLookupResourceByType((pointer *)(outputs + i), outputIds[i],
+ RROutputType, client, DixSetAttrAccess);
+ if (rc != Success)
+ {
+ if (outputs)
+ free(outputs);
+ return (rc == BadValue) ? RRErrorBase + BadRROutput : rc;
+ }
+ /* validate crtc for this output */
+ for (j = 0; j < outputs[i]->numCrtcs; j++)
+ if (outputs[i]->crtcs[j] == crtc)
+ break;
+ if (j == outputs[i]->numCrtcs)
+ {
+ if (outputs)
+ free(outputs);
+ return BadMatch;
+ }
+ /* validate mode for this output */
+ for (j = 0; j < outputs[i]->numModes + outputs[i]->numUserModes; j++)
+ {
+ RRModePtr m = (j < outputs[i]->numModes ?
+ outputs[i]->modes[j] :
+ outputs[i]->userModes[j - outputs[i]->numModes]);
+ if (m == mode)
+ break;
+ }
+ if (j == outputs[i]->numModes + outputs[i]->numUserModes)
+ {
+ if (outputs)
+ free(outputs);
+ return BadMatch;
+ }
+ }
+ /* validate clones */
+ for (i = 0; i < numOutputs; i++)
+ {
+ for (j = 0; j < numOutputs; j++)
+ {
+ int k;
+ if (i == j)
+ continue;
+ for (k = 0; k < outputs[i]->numClones; k++)
+ {
+ if (outputs[i]->clones[k] == outputs[j])
+ break;
+ }
+ if (k == outputs[i]->numClones)
+ {
+ if (outputs)
+ free(outputs);
+ return BadMatch;
+ }
+ }
+ }
+
+ pScreen = crtc->pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ time = ClientTimeToServerTime(stuff->timestamp);
+ configTime = ClientTimeToServerTime(stuff->configTimestamp);
+
+ if (!pScrPriv)
+ {
+ time = currentTime;
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+
+#if 0
+ /*
+ * 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;
+ }
+#endif
+
+ /*
+ * 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;
+ if (outputs)
+ free(outputs);
+ return BadValue;
+ }
+
+ if (mode)
+ {
+ if ((~crtc->rotations) & rotation)
+ {
+ /*
+ * requested rotation or reflection not supported by screen
+ */
+ client->errorValue = stuff->rotation;
+ if (outputs)
+ free(outputs);
+ return BadMatch;
+ }
+
+#ifdef RANDR_12_INTERFACE
+ /*
+ * Check screen size bounds if the DDX provides a 1.2 interface
+ * for setting screen size. Else, assume the CrtcSet sets
+ * the size along with the mode. If the driver supports transforms,
+ * then it must allow crtcs to display a subset of the screen, so
+ * only do this check for drivers without transform support.
+ */
+ if (pScrPriv->rrScreenSetSize && !crtc->transforms)
+ {
+ int source_width;
+ int source_height;
+ PictTransform transform;
+ struct pixman_f_transform f_transform, f_inverse;
+
+ RRTransformCompute (stuff->x, stuff->y,
+ mode->mode.width, mode->mode.height,
+ rotation,
+ &crtc->client_pending_transform,
+ &transform, &f_transform, &f_inverse);
+
+ RRModeGetScanoutSize (mode, &transform, &source_width, &source_height);
+ if (stuff->x + source_width > pScreen->width)
+ {
+ client->errorValue = stuff->x;
+ if (outputs)
+ free(outputs);
+ return BadValue;
+ }
+
+ if (stuff->y + source_height > pScreen->height)
+ {
+ client->errorValue = stuff->y;
+ if (outputs)
+ free(outputs);
+ return BadValue;
+ }
+ }
+#endif
+ }
+
+ /*
+ * 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 (!RRCrtcSet (crtc, mode, stuff->x, stuff->y,
+ rotation, numOutputs, outputs))
+ {
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+ rep.status = RRSetConfigSuccess;
+ pScrPriv->lastSetTime = time;
+
+sendReply:
+ if (outputs)
+ free(outputs);
+
+ rep.type = X_Reply;
+ /* rep.status has already been filled in */
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
+
+ if (client->swapped)
+ {
+ int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.newTimestamp, n);
+ }
+ WriteToClient(client, sizeof(xRRSetCrtcConfigReply), (char *)&rep);
+
+ return Success;
+}
+
+int
+ProcRRGetPanning (ClientPtr client)
+{
+ REQUEST(xRRGetPanningReq);
+ xRRGetPanningReply rep;
+ RRCrtcPtr crtc;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ BoxRec total;
+ BoxRec tracking;
+ INT16 border[4];
+ int n;
+
+ REQUEST_SIZE_MATCH(xRRGetPanningReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ /* All crtcs must be associated with screens before client
+ * requests are processed
+ */
+ pScreen = crtc->pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ if (!pScrPriv)
+ return RRErrorBase + BadRRCrtc;
+
+ memset(&rep, 0, sizeof(rep));
+ rep.type = X_Reply;
+ rep.status = RRSetConfigSuccess;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 1;
+ rep.timestamp = pScrPriv->lastSetTime.milliseconds;
+
+ if (pScrPriv->rrGetPanning &&
+ pScrPriv->rrGetPanning (pScreen, crtc, &total, &tracking, border)) {
+ rep.left = total.x1;
+ rep.top = total.y1;
+ rep.width = total.x2 - total.x1;
+ rep.height = total.y2 - total.y1;
+ rep.track_left = tracking.x1;
+ rep.track_top = tracking.y1;
+ rep.track_width = tracking.x2 - tracking.x1;
+ rep.track_height = tracking.y2 - tracking.y1;
+ rep.border_left = border[0];
+ rep.border_top = border[1];
+ rep.border_right = border[2];
+ rep.border_bottom = border[3];
+ }
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swaps(&rep.timestamp, n);
+ swaps(&rep.left, n);
+ swaps(&rep.top, n);
+ swaps(&rep.width, n);
+ swaps(&rep.height, n);
+ swaps(&rep.track_left, n);
+ swaps(&rep.track_top, n);
+ swaps(&rep.track_width, n);
+ swaps(&rep.track_height, n);
+ swaps(&rep.border_left, n);
+ swaps(&rep.border_top, n);
+ swaps(&rep.border_right, n);
+ swaps(&rep.border_bottom, n);
+ }
+ WriteToClient(client, sizeof(xRRGetPanningReply), (char *)&rep);
+ return Success;
+}
+
+int
+ProcRRSetPanning (ClientPtr client)
+{
+ REQUEST(xRRSetPanningReq);
+ xRRSetPanningReply rep;
+ RRCrtcPtr crtc;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ TimeStamp time;
+ BoxRec total;
+ BoxRec tracking;
+ INT16 border[4];
+ int n;
+
+ REQUEST_SIZE_MATCH(xRRSetPanningReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ /* All crtcs must be associated with screens before client
+ * requests are processed
+ */
+ pScreen = crtc->pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ if (!pScrPriv) {
+ time = currentTime;
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+
+ time = ClientTimeToServerTime(stuff->timestamp);
+
+ /*
+ * 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 (!pScrPriv->rrGetPanning)
+ return RRErrorBase + BadRRCrtc;
+
+ total.x1 = stuff->left;
+ total.y1 = stuff->top;
+ total.x2 = total.x1 + stuff->width;
+ total.y2 = total.y1 + stuff->height;
+ tracking.x1 = stuff->track_left;
+ tracking.y1 = stuff->track_top;
+ tracking.x2 = tracking.x1 + stuff->track_width;
+ tracking.y2 = tracking.y1 + stuff->track_height;
+ border[0] = stuff->border_left;
+ border[1] = stuff->border_top;
+ border[2] = stuff->border_right;
+ border[3] = stuff->border_bottom;
+
+ if (! pScrPriv->rrSetPanning (pScreen, crtc, &total, &tracking, border))
+ return BadMatch;
+
+ pScrPriv->lastSetTime = time;
+
+ rep.status = RRSetConfigSuccess;
+
+sendReply:
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swaps(&rep.newTimestamp, n);
+ }
+ WriteToClient(client, sizeof(xRRSetPanningReply), (char *)&rep);
+ return Success;
+}
+
+int
+ProcRRGetCrtcGammaSize (ClientPtr client)
+{
+ REQUEST(xRRGetCrtcGammaSizeReq);
+ xRRGetCrtcGammaSizeReply reply;
+ RRCrtcPtr crtc;
+ int n;
+
+ REQUEST_SIZE_MATCH(xRRGetCrtcGammaSizeReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ /* Gamma retrieval failed, any better error? */
+ if (!RRCrtcGammaGet(crtc))
+ return RRErrorBase + BadRRCrtc;
+
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = 0;
+ reply.size = crtc->gammaSize;
+ if (client->swapped) {
+ swaps (&reply.sequenceNumber, n);
+ swapl (&reply.length, n);
+ swaps (&reply.size, n);
+ }
+ WriteToClient (client, sizeof (xRRGetCrtcGammaSizeReply), (char *) &reply);
+ return Success;
+}
+
+int
+ProcRRGetCrtcGamma (ClientPtr client)
+{
+ REQUEST(xRRGetCrtcGammaReq);
+ xRRGetCrtcGammaReply reply;
+ RRCrtcPtr crtc;
+ int n;
+ unsigned long len;
+ char *extra = NULL;
+
+ REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ /* Gamma retrieval failed, any better error? */
+ if (!RRCrtcGammaGet(crtc))
+ return RRErrorBase + BadRRCrtc;
+
+ len = crtc->gammaSize * 3 * 2;
+
+ if (crtc->gammaSize) {
+ extra = malloc(len);
+ if (!extra)
+ return BadAlloc;
+ }
+
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = bytes_to_int32(len);
+ reply.size = crtc->gammaSize;
+ if (client->swapped) {
+ swaps (&reply.sequenceNumber, n);
+ swapl (&reply.length, n);
+ swaps (&reply.size, n);
+ }
+ WriteToClient (client, sizeof (xRRGetCrtcGammaReply), (char *) &reply);
+ if (crtc->gammaSize)
+ {
+ memcpy(extra, crtc->gammaRed, len);
+ client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write;
+ WriteSwappedDataToClient (client, len, extra);
+ free(extra);
+ }
+ return Success;
+}
+
+int
+ProcRRSetCrtcGamma (ClientPtr client)
+{
+ REQUEST(xRRSetCrtcGammaReq);
+ RRCrtcPtr crtc;
+ unsigned long len;
+ CARD16 *red, *green, *blue;
+
+ REQUEST_AT_LEAST_SIZE(xRRSetCrtcGammaReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ len = client->req_len - bytes_to_int32(sizeof (xRRSetCrtcGammaReq));
+ if (len < (stuff->size * 3 + 1) >> 1)
+ return BadLength;
+
+ if (stuff->size != crtc->gammaSize)
+ return BadMatch;
+
+ red = (CARD16 *) (stuff + 1);
+ green = red + crtc->gammaSize;
+ blue = green + crtc->gammaSize;
+
+ RRCrtcGammaSet (crtc, red, green, blue);
+
+ return Success;
+}
+
+/* Version 1.3 additions */
+
+int
+ProcRRSetCrtcTransform (ClientPtr client)
+{
+ REQUEST(xRRSetCrtcTransformReq);
+ RRCrtcPtr crtc;
+ PictTransform transform;
+ struct pixman_f_transform f_transform, f_inverse;
+ char *filter;
+ int nbytes;
+ xFixed *params;
+ int nparams;
+
+ REQUEST_AT_LEAST_SIZE(xRRSetCrtcTransformReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ PictTransform_from_xRenderTransform (&transform, &stuff->transform);
+ pixman_f_transform_from_pixman_transform (&f_transform, &transform);
+ if (!pixman_f_transform_invert (&f_inverse, &f_transform))
+ return BadMatch;
+
+ filter = (char *) (stuff + 1);
+ nbytes = stuff->nbytesFilter;
+ params = (xFixed *) (filter + pad_to_int32(nbytes));
+ nparams = ((xFixed *) stuff + client->req_len) - params;
+ if (nparams < 0)
+ return BadLength;
+
+ return RRCrtcTransformSet (crtc, &transform, &f_transform, &f_inverse,
+ filter, nbytes, params, nparams);
+}
+
+
+#define CrtcTransformExtra (SIZEOF(xRRGetCrtcTransformReply) - 32)
+
+static int
+transform_filter_length (RRTransformPtr transform)
+{
+ int nbytes, nparams;
+
+ if (transform->filter == NULL)
+ return 0;
+ nbytes = strlen (transform->filter->name);
+ nparams = transform->nparams;
+ return pad_to_int32(nbytes) + (nparams * sizeof (xFixed));
+}
+
+static int
+transform_filter_encode (ClientPtr client, char *output,
+ CARD16 *nbytesFilter,
+ CARD16 *nparamsFilter,
+ RRTransformPtr transform)
+{
+ int nbytes, nparams;
+ int n;
+
+ if (transform->filter == NULL) {
+ *nbytesFilter = 0;
+ *nparamsFilter = 0;
+ return 0;
+ }
+ nbytes = strlen (transform->filter->name);
+ nparams = transform->nparams;
+ *nbytesFilter = nbytes;
+ *nparamsFilter = nparams;
+ memcpy (output, transform->filter->name, nbytes);
+ while ((nbytes & 3) != 0)
+ output[nbytes++] = 0;
+ memcpy (output + nbytes, transform->params, nparams * sizeof (xFixed));
+ if (client->swapped) {
+ swaps (nbytesFilter, n);
+ swaps (nparamsFilter, n);
+ SwapLongs ((CARD32 *) (output + nbytes), nparams);
+ }
+ nbytes += nparams * sizeof (xFixed);
+ return nbytes;
+}
+
+static void
+transform_encode (ClientPtr client, xRenderTransform *wire, PictTransform *pict)
+{
+ xRenderTransform_from_PictTransform (wire, pict);
+ if (client->swapped)
+ SwapLongs ((CARD32 *) wire, bytes_to_int32(sizeof(xRenderTransform)));
+}
+
+int
+ProcRRGetCrtcTransform (ClientPtr client)
+{
+ REQUEST(xRRGetCrtcTransformReq);
+ xRRGetCrtcTransformReply *reply;
+ RRCrtcPtr crtc;
+ int n, nextra;
+ RRTransformPtr current, pending;
+ char *extra;
+
+ REQUEST_SIZE_MATCH (xRRGetCrtcTransformReq);
+ VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
+
+ pending = &crtc->client_pending_transform;
+ current = &crtc->client_current_transform;
+
+ nextra = (transform_filter_length (pending) +
+ transform_filter_length (current));
+
+ reply = malloc(sizeof (xRRGetCrtcTransformReply) + nextra);
+ if (!reply)
+ return BadAlloc;
+
+ extra = (char *) (reply + 1);
+ reply->type = X_Reply;
+ reply->sequenceNumber = client->sequence;
+ reply->length = bytes_to_int32(CrtcTransformExtra + nextra);
+
+ reply->hasTransforms = crtc->transforms;
+
+ transform_encode (client, &reply->pendingTransform, &pending->transform);
+ extra += transform_filter_encode (client, extra,
+ &reply->pendingNbytesFilter,
+ &reply->pendingNparamsFilter,
+ pending);
+
+ transform_encode (client, &reply->currentTransform, ¤t->transform);
+ extra += transform_filter_encode (client, extra,
+ &reply->currentNbytesFilter,
+ &reply->currentNparamsFilter,
+ current);
+
+ if (client->swapped) {
+ swaps (&reply->sequenceNumber, n);
+ swapl (&reply->length, n);
+ }
+ WriteToClient (client, sizeof (xRRGetCrtcTransformReply) + nextra, (char *) reply);
+ free(reply);
+ return Success;
+}
diff --git a/xorg-server/randr/rrdispatch.c b/xorg-server/randr/rrdispatch.c index ffb46a48c..b54086bcb 100644 --- a/xorg-server/randr/rrdispatch.c +++ b/xorg-server/randr/rrdispatch.c @@ -1,228 +1,228 @@ -/* - * 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" -#include "protocol-versions.h" - -Bool -RRClientKnowsRates (ClientPtr pClient) -{ - rrClientPriv(pClient); - - return (pRRClient->major_version > 1 || - (pRRClient->major_version == 1 && pRRClient->minor_version >= 1)); -} - -static int -ProcRRQueryVersion (ClientPtr client) -{ - xRRQueryVersionReply rep; - register int n; - REQUEST(xRRQueryVersionReq); - rrClientPriv(client); - - REQUEST_SIZE_MATCH(xRRQueryVersionReq); - pRRClient->major_version = stuff->majorVersion; - pRRClient->minor_version = stuff->minorVersion; - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - if ((stuff->majorVersion * 1000 + stuff->minorVersion) < - (SERVER_RANDR_MAJOR_VERSION * 1000 + SERVER_RANDR_MINOR_VERSION)) - { - rep.majorVersion = stuff->majorVersion; - rep.minorVersion = stuff->minorVersion; - } else - { - rep.majorVersion = SERVER_RANDR_MAJOR_VERSION; - rep.minorVersion = SERVER_RANDR_MINOR_VERSION; - } - - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.majorVersion, n); - swapl(&rep.minorVersion, n); - } - WriteToClient(client, sizeof(xRRQueryVersionReply), (char *)&rep); - return (client->noClientException); -} - -static int -ProcRRSelectInput (ClientPtr client) -{ - REQUEST(xRRSelectInputReq); - rrClientPriv(client); - RRTimesPtr pTimes; - WindowPtr pWin; - RREventPtr pRREvent, *pHead; - XID clientResource; - int rc; - - REQUEST_SIZE_MATCH(xRRSelectInputReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess); - if (rc != Success) - return rc; - rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, - RREventType, client, DixWriteAccess); - if (rc != Success && rc != BadValue) - return rc; - - if (stuff->enable & (RRScreenChangeNotifyMask| - RRCrtcChangeNotifyMask| - RROutputChangeNotifyMask| - RROutputPropertyNotifyMask)) - { - ScreenPtr pScreen = pWin->drawable.pScreen; - rrScrPriv (pScreen); - - pRREvent = NULL; - if (pHead) - { - /* check for existing entry. */ - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) - if (pRREvent->client == client) - break; - } - - if (!pRREvent) - { - /* build the entry */ - pRREvent = (RREventPtr) xalloc (sizeof (RREventRec)); - if (!pRREvent) - return BadAlloc; - pRREvent->next = 0; - pRREvent->client = client; - pRREvent->window = pWin; - pRREvent->mask = stuff->enable; - /* - * add a resource that will be deleted when - * the client goes away - */ - clientResource = FakeClientID (client->index); - pRREvent->clientResource = clientResource; - if (!AddResource (clientResource, RRClientType, (pointer)pRREvent)) - return BadAlloc; - /* - * create a resource to contain a pointer to the list - * of clients selecting input. This must be indirect as - * the list may be arbitrarily rearranged which cannot be - * done through the resource database. - */ - if (!pHead) - { - pHead = (RREventPtr *) xalloc (sizeof (RREventPtr)); - if (!pHead || - !AddResource (pWin->drawable.id, RREventType, (pointer)pHead)) - { - FreeResource (clientResource, RT_NONE); - return BadAlloc; - } - *pHead = 0; - } - pRREvent->next = *pHead; - *pHead = pRREvent; - } - /* - * Now see if the client needs an event - */ - if (pScrPriv && (pRREvent->mask & RRScreenChangeNotifyMask)) - { - pTimes = &((RRTimesPtr) (pRRClient + 1))[pScreen->myNum]; - if (CompareTimeStamps (pTimes->setTime, - pScrPriv->lastSetTime) != 0 || - CompareTimeStamps (pTimes->configTime, - pScrPriv->lastConfigTime) != 0) - { - RRDeliverScreenEvent (client, pWin, pScreen); - } - } - } - else if (stuff->enable == 0) - { - /* delete the interest */ - if (pHead) { - RREventPtr pNewRREvent = 0; - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) { - if (pRREvent->client == client) - break; - pNewRREvent = pRREvent; - } - if (pRREvent) { - FreeResource (pRREvent->clientResource, RRClientType); - if (pNewRREvent) - pNewRREvent->next = pRREvent->next; - else - *pHead = pRREvent->next; - xfree (pRREvent); - } - } - } - else - { - client->errorValue = stuff->enable; - return BadValue; - } - return Success; -} - -int (*ProcRandrVector[RRNumberRequests])(ClientPtr) = { - ProcRRQueryVersion, /* 0 */ -/* we skip 1 to make old clients fail pretty immediately */ - NULL, /* 1 ProcRandrOldGetScreenInfo */ -/* V1.0 apps share the same set screen config request id */ - ProcRRSetScreenConfig, /* 2 */ - NULL, /* 3 ProcRandrOldScreenChangeSelectInput */ -/* 3 used to be ScreenChangeSelectInput; deprecated */ - ProcRRSelectInput, /* 4 */ - ProcRRGetScreenInfo, /* 5 */ -/* V1.2 additions */ - ProcRRGetScreenSizeRange, /* 6 */ - ProcRRSetScreenSize, /* 7 */ - ProcRRGetScreenResources, /* 8 */ - ProcRRGetOutputInfo, /* 9 */ - ProcRRListOutputProperties, /* 10 */ - ProcRRQueryOutputProperty, /* 11 */ - ProcRRConfigureOutputProperty, /* 12 */ - ProcRRChangeOutputProperty, /* 13 */ - ProcRRDeleteOutputProperty, /* 14 */ - ProcRRGetOutputProperty, /* 15 */ - ProcRRCreateMode, /* 16 */ - ProcRRDestroyMode, /* 17 */ - ProcRRAddOutputMode, /* 18 */ - ProcRRDeleteOutputMode, /* 19 */ - ProcRRGetCrtcInfo, /* 20 */ - ProcRRSetCrtcConfig, /* 21 */ - ProcRRGetCrtcGammaSize, /* 22 */ - ProcRRGetCrtcGamma, /* 23 */ - ProcRRSetCrtcGamma, /* 24 */ -/* V1.3 additions */ - ProcRRGetScreenResourcesCurrent, /* 25 */ - ProcRRSetCrtcTransform, /* 26 */ - ProcRRGetCrtcTransform, /* 27 */ - ProcRRGetPanning, /* 28 */ - ProcRRSetPanning, /* 29 */ - ProcRRSetOutputPrimary, /* 30 */ - ProcRRGetOutputPrimary, /* 31 */ -}; - +/*
+ * 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"
+#include "protocol-versions.h"
+
+Bool
+RRClientKnowsRates (ClientPtr pClient)
+{
+ rrClientPriv(pClient);
+
+ return (pRRClient->major_version > 1 ||
+ (pRRClient->major_version == 1 && pRRClient->minor_version >= 1));
+}
+
+static int
+ProcRRQueryVersion (ClientPtr client)
+{
+ xRRQueryVersionReply rep;
+ register int n;
+ REQUEST(xRRQueryVersionReq);
+ rrClientPriv(client);
+
+ REQUEST_SIZE_MATCH(xRRQueryVersionReq);
+ pRRClient->major_version = stuff->majorVersion;
+ pRRClient->minor_version = stuff->minorVersion;
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if ((stuff->majorVersion * 1000 + stuff->minorVersion) <
+ (SERVER_RANDR_MAJOR_VERSION * 1000 + SERVER_RANDR_MINOR_VERSION))
+ {
+ rep.majorVersion = stuff->majorVersion;
+ rep.minorVersion = stuff->minorVersion;
+ } else
+ {
+ rep.majorVersion = SERVER_RANDR_MAJOR_VERSION;
+ rep.minorVersion = SERVER_RANDR_MINOR_VERSION;
+ }
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.majorVersion, n);
+ swapl(&rep.minorVersion, n);
+ }
+ WriteToClient(client, sizeof(xRRQueryVersionReply), (char *)&rep);
+ return Success;
+}
+
+static int
+ProcRRSelectInput (ClientPtr client)
+{
+ REQUEST(xRRSelectInputReq);
+ rrClientPriv(client);
+ RRTimesPtr pTimes;
+ WindowPtr pWin;
+ RREventPtr pRREvent, *pHead;
+ XID clientResource;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xRRSelectInputReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess);
+ if (rc != Success)
+ return rc;
+ rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
+ RREventType, client, DixWriteAccess);
+ if (rc != Success && rc != BadValue)
+ return rc;
+
+ if (stuff->enable & (RRScreenChangeNotifyMask|
+ RRCrtcChangeNotifyMask|
+ RROutputChangeNotifyMask|
+ RROutputPropertyNotifyMask))
+ {
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ rrScrPriv (pScreen);
+
+ pRREvent = NULL;
+ if (pHead)
+ {
+ /* check for existing entry. */
+ for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next)
+ if (pRREvent->client == client)
+ break;
+ }
+
+ if (!pRREvent)
+ {
+ /* build the entry */
+ pRREvent = (RREventPtr) malloc(sizeof (RREventRec));
+ if (!pRREvent)
+ return BadAlloc;
+ pRREvent->next = 0;
+ pRREvent->client = client;
+ pRREvent->window = pWin;
+ pRREvent->mask = stuff->enable;
+ /*
+ * add a resource that will be deleted when
+ * the client goes away
+ */
+ clientResource = FakeClientID (client->index);
+ pRREvent->clientResource = clientResource;
+ if (!AddResource (clientResource, RRClientType, (pointer)pRREvent))
+ return BadAlloc;
+ /*
+ * create a resource to contain a pointer to the list
+ * of clients selecting input. This must be indirect as
+ * the list may be arbitrarily rearranged which cannot be
+ * done through the resource database.
+ */
+ if (!pHead)
+ {
+ pHead = (RREventPtr *) malloc(sizeof (RREventPtr));
+ if (!pHead ||
+ !AddResource (pWin->drawable.id, RREventType, (pointer)pHead))
+ {
+ FreeResource (clientResource, RT_NONE);
+ return BadAlloc;
+ }
+ *pHead = 0;
+ }
+ pRREvent->next = *pHead;
+ *pHead = pRREvent;
+ }
+ /*
+ * Now see if the client needs an event
+ */
+ if (pScrPriv && (pRREvent->mask & RRScreenChangeNotifyMask))
+ {
+ pTimes = &((RRTimesPtr) (pRRClient + 1))[pScreen->myNum];
+ if (CompareTimeStamps (pTimes->setTime,
+ pScrPriv->lastSetTime) != 0 ||
+ CompareTimeStamps (pTimes->configTime,
+ pScrPriv->lastConfigTime) != 0)
+ {
+ RRDeliverScreenEvent (client, pWin, pScreen);
+ }
+ }
+ }
+ else if (stuff->enable == 0)
+ {
+ /* delete the interest */
+ if (pHead) {
+ RREventPtr pNewRREvent = 0;
+ for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) {
+ if (pRREvent->client == client)
+ break;
+ pNewRREvent = pRREvent;
+ }
+ if (pRREvent) {
+ FreeResource (pRREvent->clientResource, RRClientType);
+ if (pNewRREvent)
+ pNewRREvent->next = pRREvent->next;
+ else
+ *pHead = pRREvent->next;
+ free(pRREvent);
+ }
+ }
+ }
+ else
+ {
+ client->errorValue = stuff->enable;
+ return BadValue;
+ }
+ return Success;
+}
+
+int (*ProcRandrVector[RRNumberRequests])(ClientPtr) = {
+ ProcRRQueryVersion, /* 0 */
+/* we skip 1 to make old clients fail pretty immediately */
+ NULL, /* 1 ProcRandrOldGetScreenInfo */
+/* V1.0 apps share the same set screen config request id */
+ ProcRRSetScreenConfig, /* 2 */
+ NULL, /* 3 ProcRandrOldScreenChangeSelectInput */
+/* 3 used to be ScreenChangeSelectInput; deprecated */
+ ProcRRSelectInput, /* 4 */
+ ProcRRGetScreenInfo, /* 5 */
+/* V1.2 additions */
+ ProcRRGetScreenSizeRange, /* 6 */
+ ProcRRSetScreenSize, /* 7 */
+ ProcRRGetScreenResources, /* 8 */
+ ProcRRGetOutputInfo, /* 9 */
+ ProcRRListOutputProperties, /* 10 */
+ ProcRRQueryOutputProperty, /* 11 */
+ ProcRRConfigureOutputProperty, /* 12 */
+ ProcRRChangeOutputProperty, /* 13 */
+ ProcRRDeleteOutputProperty, /* 14 */
+ ProcRRGetOutputProperty, /* 15 */
+ ProcRRCreateMode, /* 16 */
+ ProcRRDestroyMode, /* 17 */
+ ProcRRAddOutputMode, /* 18 */
+ ProcRRDeleteOutputMode, /* 19 */
+ ProcRRGetCrtcInfo, /* 20 */
+ ProcRRSetCrtcConfig, /* 21 */
+ ProcRRGetCrtcGammaSize, /* 22 */
+ ProcRRGetCrtcGamma, /* 23 */
+ ProcRRSetCrtcGamma, /* 24 */
+/* V1.3 additions */
+ ProcRRGetScreenResourcesCurrent, /* 25 */
+ ProcRRSetCrtcTransform, /* 26 */
+ ProcRRGetCrtcTransform, /* 27 */
+ ProcRRGetPanning, /* 28 */
+ ProcRRSetPanning, /* 29 */
+ ProcRRSetOutputPrimary, /* 30 */
+ ProcRRGetOutputPrimary, /* 31 */
+};
+
diff --git a/xorg-server/randr/rrinfo.c b/xorg-server/randr/rrinfo.c index 20066d5fc..04c1a6c98 100644 --- a/xorg-server/randr/rrinfo.c +++ b/xorg-server/randr/rrinfo.c @@ -1,341 +1,341 @@ -/* - * 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" - -#ifdef RANDR_10_INTERFACE -static RRModePtr -RROldModeAdd (RROutputPtr output, RRScreenSizePtr size, int refresh) -{ - ScreenPtr pScreen = output->pScreen; - rrScrPriv(pScreen); - xRRModeInfo modeInfo; - char name[100]; - RRModePtr mode; - int i; - RRModePtr *modes; - - memset (&modeInfo, '\0', sizeof (modeInfo)); - sprintf (name, "%dx%d", size->width, size->height); - - modeInfo.width = size->width; - modeInfo.height = size->height; - modeInfo.hTotal = size->width; - modeInfo.vTotal = size->height; - modeInfo.dotClock = ((CARD32) size->width * (CARD32) size->height * - (CARD32) refresh); - modeInfo.nameLength = strlen (name); - mode = RRModeGet (&modeInfo, name); - if (!mode) - return NULL; - for (i = 0; i < output->numModes; i++) - if (output->modes[i] == mode) - { - RRModeDestroy (mode); - return mode; - } - - if (output->numModes) - modes = xrealloc (output->modes, - (output->numModes + 1) * sizeof (RRModePtr)); - else - modes = xalloc (sizeof (RRModePtr)); - if (!modes) - { - RRModeDestroy (mode); - FreeResource (mode->mode.id, 0); - return NULL; - } - modes[output->numModes++] = mode; - output->modes = modes; - output->changed = TRUE; - pScrPriv->changed = TRUE; - pScrPriv->configChanged = TRUE; - return mode; -} - -static void -RRScanOldConfig (ScreenPtr pScreen, Rotation rotations) -{ - rrScrPriv(pScreen); - RROutputPtr output; - RRCrtcPtr crtc; - RRModePtr mode, newMode = NULL; - int i; - CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT; - CARD16 maxWidth = 0, maxHeight = 0; - - /* - * First time through, create a crtc and output and hook - * them together - */ - if (pScrPriv->numOutputs == 0 && - pScrPriv->numCrtcs == 0) - { - crtc = RRCrtcCreate (pScreen, NULL); - if (!crtc) - return; - output = RROutputCreate (pScreen, "default", 7, NULL); - if (!output) - return; - RROutputSetCrtcs (output, &crtc, 1); - RROutputSetConnection (output, RR_Connected); - RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen)); - } - - output = pScrPriv->outputs[0]; - if (!output) - return; - crtc = pScrPriv->crtcs[0]; - if (!crtc) - return; - - /* check rotations */ - if (rotations != crtc->rotations) - { - crtc->rotations = rotations; - crtc->changed = TRUE; - pScrPriv->changed = TRUE; - } - - /* regenerate mode list */ - for (i = 0; i < pScrPriv->nSizes; i++) - { - RRScreenSizePtr size = &pScrPriv->pSizes[i]; - int r; - - if (size->nRates) - { - for (r = 0; r < size->nRates; r++) - { - mode = RROldModeAdd (output, size, size->pRates[r].rate); - if (i == pScrPriv->size && - size->pRates[r].rate == pScrPriv->rate) - { - newMode = mode; - } - } - xfree (size->pRates); - } - else - { - mode = RROldModeAdd (output, size, 0); - if (i == pScrPriv->size) - newMode = mode; - } - } - if (pScrPriv->nSizes) - xfree (pScrPriv->pSizes); - pScrPriv->pSizes = NULL; - pScrPriv->nSizes = 0; - - /* find size bounds */ - for (i = 0; i < output->numModes + output->numUserModes; i++) - { - RRModePtr mode = (i < output->numModes ? - output->modes[i] : - output->userModes[i-output->numModes]); - CARD16 width = mode->mode.width; - CARD16 height = mode->mode.height; - - if (width < minWidth) minWidth = width; - if (width > maxWidth) maxWidth = width; - if (height < minHeight) minHeight = height; - if (height > maxHeight) maxHeight = height; - } - - RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight); - - /* notice current mode */ - if (newMode) - RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation, - NULL, 1, &output); -} -#endif - -/* - * Poll the driver for changed information - */ -Bool -RRGetInfo (ScreenPtr pScreen, Bool force_query) -{ - rrScrPriv (pScreen); - Rotation rotations; - int i; - - /* Return immediately if we don't need to re-query and we already have the - * information. - */ - if (!force_query) { - if (pScrPriv->numCrtcs != 0 || pScrPriv->numOutputs != 0) - return TRUE; - } - - for (i = 0; i < pScrPriv->numOutputs; i++) - pScrPriv->outputs[i]->changed = FALSE; - for (i = 0; i < pScrPriv->numCrtcs; i++) - pScrPriv->crtcs[i]->changed = FALSE; - - rotations = 0; - pScrPriv->changed = FALSE; - pScrPriv->configChanged = FALSE; - - if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations)) - return FALSE; - -#if RANDR_10_INTERFACE - if (pScrPriv->nSizes) - RRScanOldConfig (pScreen, rotations); -#endif - RRTellChanged (pScreen); - return TRUE; -} - -/* - * Register the range of sizes for the screen - */ -void -RRScreenSetSizeRange (ScreenPtr pScreen, - CARD16 minWidth, - CARD16 minHeight, - CARD16 maxWidth, - CARD16 maxHeight) -{ - rrScrPriv (pScreen); - - if (!pScrPriv) - return; - if (pScrPriv->minWidth == minWidth && pScrPriv->minHeight == minHeight && - pScrPriv->maxWidth == maxWidth && pScrPriv->maxHeight == maxHeight) - { - return; - } - - pScrPriv->minWidth = minWidth; - pScrPriv->minHeight = minHeight; - pScrPriv->maxWidth = maxWidth; - pScrPriv->maxHeight = maxHeight; - pScrPriv->changed = TRUE; - pScrPriv->configChanged = TRUE; -} - -#ifdef RANDR_10_INTERFACE -static Bool -RRScreenSizeMatches (RRScreenSizePtr a, - RRScreenSizePtr b) -{ - if (a->width != b->width) - return FALSE; - if (a->height != b->height) - return FALSE; - if (a->mmWidth != b->mmWidth) - return FALSE; - if (a->mmHeight != b->mmHeight) - return FALSE; - return TRUE; -} - -RRScreenSizePtr -RRRegisterSize (ScreenPtr pScreen, - short width, - short height, - short mmWidth, - short mmHeight) -{ - rrScrPriv (pScreen); - int i; - RRScreenSize tmp; - RRScreenSizePtr pNew; - - if (!pScrPriv) - return 0; - - tmp.id = 0; - tmp.width = width; - tmp.height= height; - tmp.mmWidth = mmWidth; - tmp.mmHeight = mmHeight; - tmp.pRates = 0; - tmp.nRates = 0; - for (i = 0; i < pScrPriv->nSizes; i++) - if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i])) - return &pScrPriv->pSizes[i]; - pNew = xrealloc (pScrPriv->pSizes, - (pScrPriv->nSizes + 1) * sizeof (RRScreenSize)); - if (!pNew) - return 0; - pNew[pScrPriv->nSizes++] = tmp; - pScrPriv->pSizes = pNew; - return &pNew[pScrPriv->nSizes-1]; -} - -Bool RRRegisterRate (ScreenPtr pScreen, - RRScreenSizePtr pSize, - int rate) -{ - rrScrPriv(pScreen); - int i; - RRScreenRatePtr pNew, pRate; - - if (!pScrPriv) - return FALSE; - - for (i = 0; i < pSize->nRates; i++) - if (pSize->pRates[i].rate == rate) - return TRUE; - - pNew = xrealloc (pSize->pRates, - (pSize->nRates + 1) * sizeof (RRScreenRate)); - if (!pNew) - return FALSE; - pRate = &pNew[pSize->nRates++]; - pRate->rate = rate; - pSize->pRates = pNew; - return TRUE; -} - -Rotation -RRGetRotation(ScreenPtr pScreen) -{ - RROutputPtr output = RRFirstOutput (pScreen); - - if (!output) - return RR_Rotate_0; - - return output->crtc->rotation; -} - -void -RRSetCurrentConfig (ScreenPtr pScreen, - Rotation rotation, - int rate, - RRScreenSizePtr pSize) -{ - rrScrPriv (pScreen); - - if (!pScrPriv) - return; - pScrPriv->size = pSize - pScrPriv->pSizes; - pScrPriv->rotation = rotation; - pScrPriv->rate = rate; -} -#endif +/*
+ * 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"
+
+#ifdef RANDR_10_INTERFACE
+static RRModePtr
+RROldModeAdd (RROutputPtr output, RRScreenSizePtr size, int refresh)
+{
+ ScreenPtr pScreen = output->pScreen;
+ rrScrPriv(pScreen);
+ xRRModeInfo modeInfo;
+ char name[100];
+ RRModePtr mode;
+ int i;
+ RRModePtr *modes;
+
+ memset (&modeInfo, '\0', sizeof (modeInfo));
+ sprintf (name, "%dx%d", size->width, size->height);
+
+ modeInfo.width = size->width;
+ modeInfo.height = size->height;
+ modeInfo.hTotal = size->width;
+ modeInfo.vTotal = size->height;
+ modeInfo.dotClock = ((CARD32) size->width * (CARD32) size->height *
+ (CARD32) refresh);
+ modeInfo.nameLength = strlen (name);
+ mode = RRModeGet (&modeInfo, name);
+ if (!mode)
+ return NULL;
+ for (i = 0; i < output->numModes; i++)
+ if (output->modes[i] == mode)
+ {
+ RRModeDestroy (mode);
+ return mode;
+ }
+
+ if (output->numModes)
+ modes = realloc(output->modes,
+ (output->numModes + 1) * sizeof (RRModePtr));
+ else
+ modes = malloc(sizeof (RRModePtr));
+ if (!modes)
+ {
+ RRModeDestroy (mode);
+ FreeResource (mode->mode.id, 0);
+ return NULL;
+ }
+ modes[output->numModes++] = mode;
+ output->modes = modes;
+ output->changed = TRUE;
+ pScrPriv->changed = TRUE;
+ pScrPriv->configChanged = TRUE;
+ return mode;
+}
+
+static void
+RRScanOldConfig (ScreenPtr pScreen, Rotation rotations)
+{
+ rrScrPriv(pScreen);
+ RROutputPtr output;
+ RRCrtcPtr crtc;
+ RRModePtr mode, newMode = NULL;
+ int i;
+ CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT;
+ CARD16 maxWidth = 0, maxHeight = 0;
+
+ /*
+ * First time through, create a crtc and output and hook
+ * them together
+ */
+ if (pScrPriv->numOutputs == 0 &&
+ pScrPriv->numCrtcs == 0)
+ {
+ crtc = RRCrtcCreate (pScreen, NULL);
+ if (!crtc)
+ return;
+ output = RROutputCreate (pScreen, "default", 7, NULL);
+ if (!output)
+ return;
+ RROutputSetCrtcs (output, &crtc, 1);
+ RROutputSetConnection (output, RR_Connected);
+ RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen));
+ }
+
+ output = pScrPriv->outputs[0];
+ if (!output)
+ return;
+ crtc = pScrPriv->crtcs[0];
+ if (!crtc)
+ return;
+
+ /* check rotations */
+ if (rotations != crtc->rotations)
+ {
+ crtc->rotations = rotations;
+ crtc->changed = TRUE;
+ pScrPriv->changed = TRUE;
+ }
+
+ /* regenerate mode list */
+ for (i = 0; i < pScrPriv->nSizes; i++)
+ {
+ RRScreenSizePtr size = &pScrPriv->pSizes[i];
+ int r;
+
+ if (size->nRates)
+ {
+ for (r = 0; r < size->nRates; r++)
+ {
+ mode = RROldModeAdd (output, size, size->pRates[r].rate);
+ if (i == pScrPriv->size &&
+ size->pRates[r].rate == pScrPriv->rate)
+ {
+ newMode = mode;
+ }
+ }
+ free(size->pRates);
+ }
+ else
+ {
+ mode = RROldModeAdd (output, size, 0);
+ if (i == pScrPriv->size)
+ newMode = mode;
+ }
+ }
+ if (pScrPriv->nSizes)
+ free(pScrPriv->pSizes);
+ pScrPriv->pSizes = NULL;
+ pScrPriv->nSizes = 0;
+
+ /* find size bounds */
+ for (i = 0; i < output->numModes + output->numUserModes; i++)
+ {
+ RRModePtr mode = (i < output->numModes ?
+ output->modes[i] :
+ output->userModes[i-output->numModes]);
+ CARD16 width = mode->mode.width;
+ CARD16 height = mode->mode.height;
+
+ if (width < minWidth) minWidth = width;
+ if (width > maxWidth) maxWidth = width;
+ if (height < minHeight) minHeight = height;
+ if (height > maxHeight) maxHeight = height;
+ }
+
+ RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight);
+
+ /* notice current mode */
+ if (newMode)
+ RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation,
+ NULL, 1, &output);
+}
+#endif
+
+/*
+ * Poll the driver for changed information
+ */
+Bool
+RRGetInfo (ScreenPtr pScreen, Bool force_query)
+{
+ rrScrPriv (pScreen);
+ Rotation rotations;
+ int i;
+
+ /* Return immediately if we don't need to re-query and we already have the
+ * information.
+ */
+ if (!force_query) {
+ if (pScrPriv->numCrtcs != 0 || pScrPriv->numOutputs != 0)
+ return TRUE;
+ }
+
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ pScrPriv->outputs[i]->changed = FALSE;
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ pScrPriv->crtcs[i]->changed = FALSE;
+
+ rotations = 0;
+ pScrPriv->changed = FALSE;
+ pScrPriv->configChanged = FALSE;
+
+ if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations))
+ return FALSE;
+
+#if RANDR_10_INTERFACE
+ if (pScrPriv->nSizes)
+ RRScanOldConfig (pScreen, rotations);
+#endif
+ RRTellChanged (pScreen);
+ return TRUE;
+}
+
+/*
+ * Register the range of sizes for the screen
+ */
+void
+RRScreenSetSizeRange (ScreenPtr pScreen,
+ CARD16 minWidth,
+ CARD16 minHeight,
+ CARD16 maxWidth,
+ CARD16 maxHeight)
+{
+ rrScrPriv (pScreen);
+
+ if (!pScrPriv)
+ return;
+ if (pScrPriv->minWidth == minWidth && pScrPriv->minHeight == minHeight &&
+ pScrPriv->maxWidth == maxWidth && pScrPriv->maxHeight == maxHeight)
+ {
+ return;
+ }
+
+ pScrPriv->minWidth = minWidth;
+ pScrPriv->minHeight = minHeight;
+ pScrPriv->maxWidth = maxWidth;
+ pScrPriv->maxHeight = maxHeight;
+ pScrPriv->changed = TRUE;
+ pScrPriv->configChanged = TRUE;
+}
+
+#ifdef RANDR_10_INTERFACE
+static Bool
+RRScreenSizeMatches (RRScreenSizePtr a,
+ RRScreenSizePtr b)
+{
+ if (a->width != b->width)
+ return FALSE;
+ if (a->height != b->height)
+ return FALSE;
+ if (a->mmWidth != b->mmWidth)
+ return FALSE;
+ if (a->mmHeight != b->mmHeight)
+ return FALSE;
+ return TRUE;
+}
+
+RRScreenSizePtr
+RRRegisterSize (ScreenPtr pScreen,
+ short width,
+ short height,
+ short mmWidth,
+ short mmHeight)
+{
+ rrScrPriv (pScreen);
+ int i;
+ RRScreenSize tmp;
+ RRScreenSizePtr pNew;
+
+ if (!pScrPriv)
+ return 0;
+
+ tmp.id = 0;
+ tmp.width = width;
+ tmp.height= height;
+ tmp.mmWidth = mmWidth;
+ tmp.mmHeight = mmHeight;
+ tmp.pRates = 0;
+ tmp.nRates = 0;
+ for (i = 0; i < pScrPriv->nSizes; i++)
+ if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i]))
+ return &pScrPriv->pSizes[i];
+ pNew = realloc(pScrPriv->pSizes,
+ (pScrPriv->nSizes + 1) * sizeof (RRScreenSize));
+ if (!pNew)
+ return 0;
+ pNew[pScrPriv->nSizes++] = tmp;
+ pScrPriv->pSizes = pNew;
+ return &pNew[pScrPriv->nSizes-1];
+}
+
+Bool RRRegisterRate (ScreenPtr pScreen,
+ RRScreenSizePtr pSize,
+ int rate)
+{
+ rrScrPriv(pScreen);
+ int i;
+ RRScreenRatePtr pNew, pRate;
+
+ if (!pScrPriv)
+ return FALSE;
+
+ for (i = 0; i < pSize->nRates; i++)
+ if (pSize->pRates[i].rate == rate)
+ return TRUE;
+
+ pNew = realloc(pSize->pRates,
+ (pSize->nRates + 1) * sizeof (RRScreenRate));
+ if (!pNew)
+ return FALSE;
+ pRate = &pNew[pSize->nRates++];
+ pRate->rate = rate;
+ pSize->pRates = pNew;
+ return TRUE;
+}
+
+Rotation
+RRGetRotation(ScreenPtr pScreen)
+{
+ RROutputPtr output = RRFirstOutput (pScreen);
+
+ if (!output)
+ return RR_Rotate_0;
+
+ return output->crtc->rotation;
+}
+
+void
+RRSetCurrentConfig (ScreenPtr pScreen,
+ Rotation rotation,
+ int rate,
+ RRScreenSizePtr pSize)
+{
+ rrScrPriv (pScreen);
+
+ if (!pScrPriv)
+ return;
+ pScrPriv->size = pSize - pScrPriv->pSizes;
+ pScrPriv->rotation = rotation;
+ pScrPriv->rate = rate;
+}
+#endif
diff --git a/xorg-server/randr/rrmode.c b/xorg-server/randr/rrmode.c index 139619367..7412e6f3e 100644 --- a/xorg-server/randr/rrmode.c +++ b/xorg-server/randr/rrmode.c @@ -1,369 +1,369 @@ -/* - * 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" - -RESTYPE RRModeType; - -static Bool -RRModeEqual (xRRModeInfo *a, xRRModeInfo *b) -{ - if (a->width != b->width) return FALSE; - if (a->height != b->height) return FALSE; - if (a->dotClock != b->dotClock) return FALSE; - if (a->hSyncStart != b->hSyncStart) return FALSE; - if (a->hSyncEnd != b->hSyncEnd) return FALSE; - if (a->hTotal != b->hTotal) return FALSE; - if (a->hSkew != b->hSkew) return FALSE; - if (a->vSyncStart != b->vSyncStart) return FALSE; - if (a->vSyncEnd != b->vSyncEnd) return FALSE; - if (a->vTotal != b->vTotal) return FALSE; - if (a->nameLength != b->nameLength) return FALSE; - if (a->modeFlags != b->modeFlags) return FALSE; - return TRUE; -} - -/* - * Keep a list so it's easy to find modes in the resource database. - */ -static int num_modes; -static RRModePtr *modes; - -static RRModePtr -RRModeCreate (xRRModeInfo *modeInfo, - const char *name, - ScreenPtr userScreen) -{ - RRModePtr mode, *newModes; - - if (!RRInit ()) - return NULL; - - mode = xalloc (sizeof (RRModeRec) + modeInfo->nameLength + 1); - if (!mode) - return NULL; - mode->refcnt = 1; - mode->mode = *modeInfo; - mode->name = (char *) (mode + 1); - memcpy (mode->name, name, modeInfo->nameLength); - mode->name[modeInfo->nameLength] = '\0'; - mode->userScreen = userScreen; - - if (num_modes) - newModes = xrealloc (modes, (num_modes + 1) * sizeof (RRModePtr)); - else - newModes = xalloc (sizeof (RRModePtr)); - - if (!newModes) - { - xfree (mode); - return NULL; - } - - mode->mode.id = FakeClientID(0); - if (!AddResource (mode->mode.id, RRModeType, (pointer) mode)) - return NULL; - modes = newModes; - modes[num_modes++] = mode; - - /* - * give the caller a reference to this mode - */ - ++mode->refcnt; - return mode; -} - -static RRModePtr -RRModeFindByName (const char *name, - CARD16 nameLength) -{ - int i; - RRModePtr mode; - - for (i = 0; i < num_modes; i++) - { - mode = modes[i]; - if (mode->mode.nameLength == nameLength && - !memcmp (name, mode->name, nameLength)) - { - return mode; - } - } - return NULL; -} - -RRModePtr -RRModeGet (xRRModeInfo *modeInfo, - const char *name) -{ - int i; - - for (i = 0; i < num_modes; i++) - { - RRModePtr mode = modes[i]; - if (RRModeEqual (&mode->mode, modeInfo) && - !memcmp (name, mode->name, modeInfo->nameLength)) - { - ++mode->refcnt; - return mode; - } - } - - return RRModeCreate (modeInfo, name, NULL); -} - -static RRModePtr -RRModeCreateUser (ScreenPtr pScreen, - xRRModeInfo *modeInfo, - const char *name, - int *error) -{ - RRModePtr mode; - - mode = RRModeFindByName (name, modeInfo->nameLength); - if (mode) - { - *error = BadName; - return NULL; - } - - mode = RRModeCreate (modeInfo, name, pScreen); - if (!mode) - { - *error = BadAlloc; - return NULL; - } - *error = Success; - return mode; -} - -RRModePtr * -RRModesForScreen (ScreenPtr pScreen, int *num_ret) -{ - rrScrPriv(pScreen); - int o, c, m; - RRModePtr *screen_modes; - int num_screen_modes = 0; - - screen_modes = xalloc ((num_modes ? num_modes : 1) * sizeof (RRModePtr)); - if (!screen_modes) - return NULL; - - /* - * Add modes from all outputs - */ - for (o = 0; o < pScrPriv->numOutputs; o++) - { - RROutputPtr output = pScrPriv->outputs[o]; - int m, n; - - for (m = 0; m < output->numModes + output->numUserModes; m++) - { - RRModePtr mode = (m < output->numModes ? - output->modes[m] : - output->userModes[m-output->numModes]); - for (n = 0; n < num_screen_modes; n++) - if (screen_modes[n] == mode) - break; - if (n == num_screen_modes) - screen_modes[num_screen_modes++] = mode; - } - } - /* - * Add modes from all crtcs. The goal is to - * make sure all available and active modes - * are visible to the client - */ - for (c = 0; c < pScrPriv->numCrtcs; c++) - { - RRCrtcPtr crtc = pScrPriv->crtcs[c]; - RRModePtr mode = crtc->mode; - int n; - - if (!mode) continue; - for (n = 0; n < num_screen_modes; n++) - if (screen_modes[n] == mode) - break; - if (n == num_screen_modes) - screen_modes[num_screen_modes++] = mode; - } - /* - * Add all user modes for this screen - */ - for (m = 0; m < num_modes; m++) - { - RRModePtr mode = modes[m]; - int n; - - if (mode->userScreen != pScreen) - continue; - for (n = 0; n < num_screen_modes; n++) - if (screen_modes[n] == mode) - break; - if (n == num_screen_modes) - screen_modes[num_screen_modes++] = mode; - } - - *num_ret = num_screen_modes; - return screen_modes; -} - -void -RRModeDestroy (RRModePtr mode) -{ - int m; - - if (--mode->refcnt > 0) - return; - for (m = 0; m < num_modes; m++) - { - if (modes[m] == mode) - { - memmove (modes + m, modes + m + 1, - (num_modes - m - 1) * sizeof (RRModePtr)); - num_modes--; - if (!num_modes) - { - xfree (modes); - modes = NULL; - } - break; - } - } - - xfree (mode); -} - -static int -RRModeDestroyResource (pointer value, XID pid) -{ - RRModeDestroy ((RRModePtr) value); - return 1; -} - -Bool -RRModeInit (void) -{ - assert (num_modes == 0); - assert (modes == NULL); - RRModeType = CreateNewResourceType (RRModeDestroyResource, "MODE"); - if (!RRModeType) - return FALSE; - return TRUE; -} - -int -ProcRRCreateMode (ClientPtr client) -{ - REQUEST(xRRCreateModeReq); - xRRCreateModeReply rep; - WindowPtr pWin; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - xRRModeInfo *modeInfo; - long units_after; - char *name; - int error, rc; - RRModePtr mode; - - REQUEST_AT_LEAST_SIZE (xRRCreateModeReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pScrPriv = rrGetScrPriv(pScreen); - - modeInfo = &stuff->modeInfo; - name = (char *) (stuff + 1); - units_after = (stuff->length - bytes_to_int32(sizeof (xRRCreateModeReq))); - - /* check to make sure requested name fits within the data provided */ - if (bytes_to_int32(modeInfo->nameLength) > units_after) - return BadLength; - - mode = RRModeCreateUser (pScreen, modeInfo, name, &error); - if (!mode) - return error; - - rep.type = X_Reply; - rep.pad0 = 0; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.mode = mode->mode.id; - if (client->swapped) - { - int n; - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.mode, n); - } - WriteToClient(client, sizeof(xRRCreateModeReply), (char *)&rep); - /* Drop out reference to this mode */ - RRModeDestroy (mode); - return client->noClientException; -} - -int -ProcRRDestroyMode (ClientPtr client) -{ - REQUEST(xRRDestroyModeReq); - RRModePtr mode; - - REQUEST_SIZE_MATCH(xRRDestroyModeReq); - VERIFY_RR_MODE(stuff->mode, mode, DixDestroyAccess); - - if (!mode->userScreen) - return BadMatch; - if (mode->refcnt > 1) - return BadAccess; - FreeResource (stuff->mode, 0); - return Success; -} - -int -ProcRRAddOutputMode (ClientPtr client) -{ - REQUEST(xRRAddOutputModeReq); - RRModePtr mode; - RROutputPtr output; - - REQUEST_SIZE_MATCH(xRRAddOutputModeReq); - VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); - VERIFY_RR_MODE(stuff->mode, mode, DixUseAccess); - - return RROutputAddUserMode (output, mode); -} - -int -ProcRRDeleteOutputMode (ClientPtr client) -{ - REQUEST(xRRDeleteOutputModeReq); - RRModePtr mode; - RROutputPtr output; - - REQUEST_SIZE_MATCH(xRRDeleteOutputModeReq); - VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); - VERIFY_RR_MODE(stuff->mode, mode, DixUseAccess); - - return RROutputDeleteUserMode (output, mode); -} +/*
+ * 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"
+
+RESTYPE RRModeType;
+
+static Bool
+RRModeEqual (xRRModeInfo *a, xRRModeInfo *b)
+{
+ if (a->width != b->width) return FALSE;
+ if (a->height != b->height) return FALSE;
+ if (a->dotClock != b->dotClock) return FALSE;
+ if (a->hSyncStart != b->hSyncStart) return FALSE;
+ if (a->hSyncEnd != b->hSyncEnd) return FALSE;
+ if (a->hTotal != b->hTotal) return FALSE;
+ if (a->hSkew != b->hSkew) return FALSE;
+ if (a->vSyncStart != b->vSyncStart) return FALSE;
+ if (a->vSyncEnd != b->vSyncEnd) return FALSE;
+ if (a->vTotal != b->vTotal) return FALSE;
+ if (a->nameLength != b->nameLength) return FALSE;
+ if (a->modeFlags != b->modeFlags) return FALSE;
+ return TRUE;
+}
+
+/*
+ * Keep a list so it's easy to find modes in the resource database.
+ */
+static int num_modes;
+static RRModePtr *modes;
+
+static RRModePtr
+RRModeCreate (xRRModeInfo *modeInfo,
+ const char *name,
+ ScreenPtr userScreen)
+{
+ RRModePtr mode, *newModes;
+
+ if (!RRInit ())
+ return NULL;
+
+ mode = malloc(sizeof (RRModeRec) + modeInfo->nameLength + 1);
+ if (!mode)
+ return NULL;
+ mode->refcnt = 1;
+ mode->mode = *modeInfo;
+ mode->name = (char *) (mode + 1);
+ memcpy (mode->name, name, modeInfo->nameLength);
+ mode->name[modeInfo->nameLength] = '\0';
+ mode->userScreen = userScreen;
+
+ if (num_modes)
+ newModes = realloc(modes, (num_modes + 1) * sizeof (RRModePtr));
+ else
+ newModes = malloc(sizeof (RRModePtr));
+
+ if (!newModes)
+ {
+ free(mode);
+ return NULL;
+ }
+
+ mode->mode.id = FakeClientID(0);
+ if (!AddResource (mode->mode.id, RRModeType, (pointer) mode))
+ return NULL;
+ modes = newModes;
+ modes[num_modes++] = mode;
+
+ /*
+ * give the caller a reference to this mode
+ */
+ ++mode->refcnt;
+ return mode;
+}
+
+static RRModePtr
+RRModeFindByName (const char *name,
+ CARD16 nameLength)
+{
+ int i;
+ RRModePtr mode;
+
+ for (i = 0; i < num_modes; i++)
+ {
+ mode = modes[i];
+ if (mode->mode.nameLength == nameLength &&
+ !memcmp (name, mode->name, nameLength))
+ {
+ return mode;
+ }
+ }
+ return NULL;
+}
+
+RRModePtr
+RRModeGet (xRRModeInfo *modeInfo,
+ const char *name)
+{
+ int i;
+
+ for (i = 0; i < num_modes; i++)
+ {
+ RRModePtr mode = modes[i];
+ if (RRModeEqual (&mode->mode, modeInfo) &&
+ !memcmp (name, mode->name, modeInfo->nameLength))
+ {
+ ++mode->refcnt;
+ return mode;
+ }
+ }
+
+ return RRModeCreate (modeInfo, name, NULL);
+}
+
+static RRModePtr
+RRModeCreateUser (ScreenPtr pScreen,
+ xRRModeInfo *modeInfo,
+ const char *name,
+ int *error)
+{
+ RRModePtr mode;
+
+ mode = RRModeFindByName (name, modeInfo->nameLength);
+ if (mode)
+ {
+ *error = BadName;
+ return NULL;
+ }
+
+ mode = RRModeCreate (modeInfo, name, pScreen);
+ if (!mode)
+ {
+ *error = BadAlloc;
+ return NULL;
+ }
+ *error = Success;
+ return mode;
+}
+
+RRModePtr *
+RRModesForScreen (ScreenPtr pScreen, int *num_ret)
+{
+ rrScrPriv(pScreen);
+ int o, c, m;
+ RRModePtr *screen_modes;
+ int num_screen_modes = 0;
+
+ screen_modes = malloc((num_modes ? num_modes : 1) * sizeof (RRModePtr));
+ if (!screen_modes)
+ return NULL;
+
+ /*
+ * Add modes from all outputs
+ */
+ for (o = 0; o < pScrPriv->numOutputs; o++)
+ {
+ RROutputPtr output = pScrPriv->outputs[o];
+ int m, n;
+
+ for (m = 0; m < output->numModes + output->numUserModes; m++)
+ {
+ RRModePtr mode = (m < output->numModes ?
+ output->modes[m] :
+ output->userModes[m-output->numModes]);
+ for (n = 0; n < num_screen_modes; n++)
+ if (screen_modes[n] == mode)
+ break;
+ if (n == num_screen_modes)
+ screen_modes[num_screen_modes++] = mode;
+ }
+ }
+ /*
+ * Add modes from all crtcs. The goal is to
+ * make sure all available and active modes
+ * are visible to the client
+ */
+ for (c = 0; c < pScrPriv->numCrtcs; c++)
+ {
+ RRCrtcPtr crtc = pScrPriv->crtcs[c];
+ RRModePtr mode = crtc->mode;
+ int n;
+
+ if (!mode) continue;
+ for (n = 0; n < num_screen_modes; n++)
+ if (screen_modes[n] == mode)
+ break;
+ if (n == num_screen_modes)
+ screen_modes[num_screen_modes++] = mode;
+ }
+ /*
+ * Add all user modes for this screen
+ */
+ for (m = 0; m < num_modes; m++)
+ {
+ RRModePtr mode = modes[m];
+ int n;
+
+ if (mode->userScreen != pScreen)
+ continue;
+ for (n = 0; n < num_screen_modes; n++)
+ if (screen_modes[n] == mode)
+ break;
+ if (n == num_screen_modes)
+ screen_modes[num_screen_modes++] = mode;
+ }
+
+ *num_ret = num_screen_modes;
+ return screen_modes;
+}
+
+void
+RRModeDestroy (RRModePtr mode)
+{
+ int m;
+
+ if (--mode->refcnt > 0)
+ return;
+ for (m = 0; m < num_modes; m++)
+ {
+ if (modes[m] == mode)
+ {
+ memmove (modes + m, modes + m + 1,
+ (num_modes - m - 1) * sizeof (RRModePtr));
+ num_modes--;
+ if (!num_modes)
+ {
+ free(modes);
+ modes = NULL;
+ }
+ break;
+ }
+ }
+
+ free(mode);
+}
+
+static int
+RRModeDestroyResource (pointer value, XID pid)
+{
+ RRModeDestroy ((RRModePtr) value);
+ return 1;
+}
+
+Bool
+RRModeInit (void)
+{
+ assert (num_modes == 0);
+ assert (modes == NULL);
+ RRModeType = CreateNewResourceType (RRModeDestroyResource, "MODE");
+ if (!RRModeType)
+ return FALSE;
+ return TRUE;
+}
+
+int
+ProcRRCreateMode (ClientPtr client)
+{
+ REQUEST(xRRCreateModeReq);
+ xRRCreateModeReply rep;
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ xRRModeInfo *modeInfo;
+ long units_after;
+ char *name;
+ int error, rc;
+ RRModePtr mode;
+
+ REQUEST_AT_LEAST_SIZE (xRRCreateModeReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ pScreen = pWin->drawable.pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ modeInfo = &stuff->modeInfo;
+ name = (char *) (stuff + 1);
+ units_after = (stuff->length - bytes_to_int32(sizeof (xRRCreateModeReq)));
+
+ /* check to make sure requested name fits within the data provided */
+ if (bytes_to_int32(modeInfo->nameLength) > units_after)
+ return BadLength;
+
+ mode = RRModeCreateUser (pScreen, modeInfo, name, &error);
+ if (!mode)
+ return error;
+
+ rep.type = X_Reply;
+ rep.pad0 = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.mode = mode->mode.id;
+ if (client->swapped)
+ {
+ int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.mode, n);
+ }
+ WriteToClient(client, sizeof(xRRCreateModeReply), (char *)&rep);
+ /* Drop out reference to this mode */
+ RRModeDestroy (mode);
+ return Success;
+}
+
+int
+ProcRRDestroyMode (ClientPtr client)
+{
+ REQUEST(xRRDestroyModeReq);
+ RRModePtr mode;
+
+ REQUEST_SIZE_MATCH(xRRDestroyModeReq);
+ VERIFY_RR_MODE(stuff->mode, mode, DixDestroyAccess);
+
+ if (!mode->userScreen)
+ return BadMatch;
+ if (mode->refcnt > 1)
+ return BadAccess;
+ FreeResource (stuff->mode, 0);
+ return Success;
+}
+
+int
+ProcRRAddOutputMode (ClientPtr client)
+{
+ REQUEST(xRRAddOutputModeReq);
+ RRModePtr mode;
+ RROutputPtr output;
+
+ REQUEST_SIZE_MATCH(xRRAddOutputModeReq);
+ VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess);
+ VERIFY_RR_MODE(stuff->mode, mode, DixUseAccess);
+
+ return RROutputAddUserMode (output, mode);
+}
+
+int
+ProcRRDeleteOutputMode (ClientPtr client)
+{
+ REQUEST(xRRDeleteOutputModeReq);
+ RRModePtr mode;
+ RROutputPtr output;
+
+ REQUEST_SIZE_MATCH(xRRDeleteOutputModeReq);
+ VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess);
+ VERIFY_RR_MODE(stuff->mode, mode, DixUseAccess);
+
+ return RROutputDeleteUserMode (output, mode);
+}
diff --git a/xorg-server/randr/rroutput.c b/xorg-server/randr/rroutput.c index 79e16f0e8..669f50781 100644 --- a/xorg-server/randr/rroutput.c +++ b/xorg-server/randr/rroutput.c @@ -1,626 +1,626 @@ -/* - * Copyright © 2006 Keith Packard - * Copyright © 2008 Red Hat, Inc. - * - * 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" - -/* From render.h */ -#ifndef SubPixelUnknown -#define SubPixelUnknown 0 -#endif - -RESTYPE RROutputType; - -/* - * Notify the output of some change - */ -void -RROutputChanged (RROutputPtr output, Bool configChanged) -{ - ScreenPtr pScreen = output->pScreen; - - output->changed = TRUE; - if (pScreen) - { - rrScrPriv (pScreen); - pScrPriv->changed = TRUE; - if (configChanged) - pScrPriv->configChanged = TRUE; - } -} - -/* - * Create an output - */ - -RROutputPtr -RROutputCreate (ScreenPtr pScreen, - const char *name, - int nameLength, - void *devPrivate) -{ - RROutputPtr output; - RROutputPtr *outputs; - rrScrPrivPtr pScrPriv; - - if (!RRInit()) - return NULL; - - pScrPriv = rrGetScrPriv(pScreen); - - if (pScrPriv->numOutputs) - outputs = xrealloc (pScrPriv->outputs, - (pScrPriv->numOutputs + 1) * sizeof (RROutputPtr)); - else - outputs = xalloc (sizeof (RROutputPtr)); - if (!outputs) - return FALSE; - - pScrPriv->outputs = outputs; - - output = xalloc (sizeof (RROutputRec) + nameLength + 1); - if (!output) - return NULL; - output->id = FakeClientID (0); - output->pScreen = pScreen; - output->name = (char *) (output + 1); - output->nameLength = nameLength; - memcpy (output->name, name, nameLength); - output->name[nameLength] = '\0'; - output->connection = RR_UnknownConnection; - output->subpixelOrder = SubPixelUnknown; - output->mmWidth = 0; - output->mmHeight = 0; - output->crtc = NULL; - output->numCrtcs = 0; - output->crtcs = NULL; - output->numClones = 0; - output->clones = NULL; - output->numModes = 0; - output->numPreferred = 0; - output->modes = NULL; - output->numUserModes = 0; - output->userModes = NULL; - output->properties = NULL; - output->pendingProperties = FALSE; - output->changed = FALSE; - output->devPrivate = devPrivate; - - if (!AddResource (output->id, RROutputType, (pointer) output)) - return NULL; - - pScrPriv->outputs[pScrPriv->numOutputs++] = output; - return output; -} - -/* - * Notify extension that output parameters have been changed - */ -Bool -RROutputSetClones (RROutputPtr output, - RROutputPtr *clones, - int numClones) -{ - RROutputPtr *newClones; - int i; - - if (numClones == output->numClones) - { - for (i = 0; i < numClones; i++) - if (output->clones[i] != clones[i]) - break; - if (i == numClones) - return TRUE; - } - if (numClones) - { - newClones = xalloc (numClones * sizeof (RROutputPtr)); - if (!newClones) - return FALSE; - } - else - newClones = NULL; - if (output->clones) - xfree (output->clones); - memcpy (newClones, clones, numClones * sizeof (RROutputPtr)); - output->clones = newClones; - output->numClones = numClones; - RROutputChanged (output, TRUE); - return TRUE; -} - -Bool -RROutputSetModes (RROutputPtr output, - RRModePtr *modes, - int numModes, - int numPreferred) -{ - RRModePtr *newModes; - int i; - - if (numModes == output->numModes && numPreferred == output->numPreferred) - { - for (i = 0; i < numModes; i++) - if (output->modes[i] != modes[i]) - break; - if (i == numModes) - { - for (i = 0; i < numModes; i++) - RRModeDestroy (modes[i]); - return TRUE; - } - } - - if (numModes) - { - newModes = xalloc (numModes * sizeof (RRModePtr)); - if (!newModes) - return FALSE; - } - else - newModes = NULL; - if (output->modes) - { - for (i = 0; i < output->numModes; i++) - RRModeDestroy (output->modes[i]); - xfree (output->modes); - } - memcpy (newModes, modes, numModes * sizeof (RRModePtr)); - output->modes = newModes; - output->numModes = numModes; - output->numPreferred = numPreferred; - RROutputChanged (output, TRUE); - return TRUE; -} - -int -RROutputAddUserMode (RROutputPtr output, - RRModePtr mode) -{ - int m; - ScreenPtr pScreen = output->pScreen; - rrScrPriv(pScreen); - RRModePtr *newModes; - - /* Check to see if this mode is already listed for this output */ - for (m = 0; m < output->numModes + output->numUserModes; m++) - { - RRModePtr e = (m < output->numModes ? - output->modes[m] : - output->userModes[m - output->numModes]); - if (mode == e) - return Success; - } - - /* Check with the DDX to see if this mode is OK */ - if (pScrPriv->rrOutputValidateMode) - if (!pScrPriv->rrOutputValidateMode (pScreen, output, mode)) - return BadMatch; - - if (output->userModes) - newModes = xrealloc (output->userModes, - (output->numUserModes + 1) * sizeof (RRModePtr)); - else - newModes = xalloc (sizeof (RRModePtr)); - if (!newModes) - return BadAlloc; - - output->userModes = newModes; - output->userModes[output->numUserModes++] = mode; - ++mode->refcnt; - RROutputChanged (output, TRUE); - RRTellChanged (pScreen); - return Success; -} - -int -RROutputDeleteUserMode (RROutputPtr output, - RRModePtr mode) -{ - int m; - - /* Find this mode in the user mode list */ - for (m = 0; m < output->numUserModes; m++) - { - RRModePtr e = output->userModes[m]; - - if (mode == e) - break; - } - /* Not there, access error */ - if (m == output->numUserModes) - return BadAccess; - - /* make sure the mode isn't active for this output */ - if (output->crtc && output->crtc->mode == mode) - return BadMatch; - - memmove (output->userModes + m, output->userModes + m + 1, - (output->numUserModes - m - 1) * sizeof (RRModePtr)); - output->numUserModes--; - RRModeDestroy (mode); - return Success; -} - -Bool -RROutputSetCrtcs (RROutputPtr output, - RRCrtcPtr *crtcs, - int numCrtcs) -{ - RRCrtcPtr *newCrtcs; - int i; - - if (numCrtcs == output->numCrtcs) - { - for (i = 0; i < numCrtcs; i++) - if (output->crtcs[i] != crtcs[i]) - break; - if (i == numCrtcs) - return TRUE; - } - if (numCrtcs) - { - newCrtcs = xalloc (numCrtcs * sizeof (RRCrtcPtr)); - if (!newCrtcs) - return FALSE; - } - else - newCrtcs = NULL; - if (output->crtcs) - xfree (output->crtcs); - memcpy (newCrtcs, crtcs, numCrtcs * sizeof (RRCrtcPtr)); - output->crtcs = newCrtcs; - output->numCrtcs = numCrtcs; - RROutputChanged (output, TRUE); - return TRUE; -} - -Bool -RROutputSetConnection (RROutputPtr output, - CARD8 connection) -{ - if (output->connection == connection) - return TRUE; - output->connection = connection; - RROutputChanged (output, TRUE); - return TRUE; -} - -Bool -RROutputSetSubpixelOrder (RROutputPtr output, - int subpixelOrder) -{ - if (output->subpixelOrder == subpixelOrder) - return TRUE; - - output->subpixelOrder = subpixelOrder; - RROutputChanged (output, FALSE); - return TRUE; -} - -Bool -RROutputSetPhysicalSize (RROutputPtr output, - int mmWidth, - int mmHeight) -{ - if (output->mmWidth == mmWidth && output->mmHeight == mmHeight) - return TRUE; - output->mmWidth = mmWidth; - output->mmHeight = mmHeight; - RROutputChanged (output, FALSE); - return TRUE; -} - - -void -RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - rrScrPriv (pScreen); - xRROutputChangeNotifyEvent oe; - RRCrtcPtr crtc = output->crtc; - RRModePtr mode = crtc ? crtc->mode : 0; - - oe.type = RRNotify + RREventBase; - oe.subCode = RRNotify_OutputChange; - oe.sequenceNumber = client->sequence; - oe.timestamp = pScrPriv->lastSetTime.milliseconds; - oe.configTimestamp = pScrPriv->lastConfigTime.milliseconds; - oe.window = pWin->drawable.id; - oe.output = output->id; - if (crtc) - { - oe.crtc = crtc->id; - oe.mode = mode ? mode->mode.id : None; - oe.rotation = crtc->rotation; - } - else - { - oe.crtc = None; - oe.mode = None; - oe.rotation = RR_Rotate_0; - } - oe.connection = output->connection; - oe.subpixelOrder = output->subpixelOrder; - WriteEventsToClient (client, 1, (xEvent *) &oe); -} - -/* - * Destroy a Output at shutdown - */ -void -RROutputDestroy (RROutputPtr output) -{ - FreeResource (output->id, 0); -} - -static int -RROutputDestroyResource (pointer value, XID pid) -{ - RROutputPtr output = (RROutputPtr) value; - ScreenPtr pScreen = output->pScreen; - int m; - - if (pScreen) - { - rrScrPriv(pScreen); - int i; - - if (pScrPriv->primaryOutput == output) - pScrPriv->primaryOutput = NULL; - - for (i = 0; i < pScrPriv->numOutputs; i++) - { - if (pScrPriv->outputs[i] == output) - { - memmove (pScrPriv->outputs + i, pScrPriv->outputs + i + 1, - (pScrPriv->numOutputs - (i + 1)) * sizeof (RROutputPtr)); - --pScrPriv->numOutputs; - break; - } - } - } - if (output->modes) - { - for (m = 0; m < output->numModes; m++) - RRModeDestroy (output->modes[m]); - xfree (output->modes); - } - - for (m = 0; m < output->numUserModes; m++) - RRModeDestroy (output->userModes[m]); - if (output->userModes) - xfree (output->userModes); - - if (output->crtcs) - xfree (output->crtcs); - if (output->clones) - xfree (output->clones); - RRDeleteAllOutputProperties (output); - xfree (output); - return 1; -} - -/* - * Initialize output type - */ -Bool -RROutputInit (void) -{ - RROutputType = CreateNewResourceType (RROutputDestroyResource, "OUTPUT"); - if (!RROutputType) - return FALSE; - return TRUE; -} - -#define OutputInfoExtra (SIZEOF(xRRGetOutputInfoReply) - 32) - -int -ProcRRGetOutputInfo (ClientPtr client) -{ - REQUEST(xRRGetOutputInfoReq); - xRRGetOutputInfoReply rep; - RROutputPtr output; - CARD8 *extra; - unsigned long extraLen; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - RRCrtc *crtcs; - RRMode *modes; - RROutput *clones; - char *name; - int i, n; - - REQUEST_SIZE_MATCH(xRRGetOutputInfoReq); - VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); - - pScreen = output->pScreen; - pScrPriv = rrGetScrPriv(pScreen); - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = bytes_to_int32(OutputInfoExtra); - rep.timestamp = pScrPriv->lastSetTime.milliseconds; - rep.crtc = output->crtc ? output->crtc->id : None; - rep.mmWidth = output->mmWidth; - rep.mmHeight = output->mmHeight; - rep.connection = output->connection; - rep.subpixelOrder = output->subpixelOrder; - rep.nCrtcs = output->numCrtcs; - rep.nModes = output->numModes + output->numUserModes; - rep.nPreferred = output->numPreferred; - rep.nClones = output->numClones; - rep.nameLength = output->nameLength; - - extraLen = ((output->numCrtcs + - output->numModes + output->numUserModes + - output->numClones + - bytes_to_int32(rep.nameLength)) << 2); - - if (extraLen) - { - rep.length += bytes_to_int32(extraLen); - extra = xalloc (extraLen); - if (!extra) - return BadAlloc; - } - else - extra = NULL; - - crtcs = (RRCrtc *) extra; - modes = (RRMode *) (crtcs + output->numCrtcs); - clones = (RROutput *) (modes + output->numModes + output->numUserModes); - name = (char *) (clones + output->numClones); - - for (i = 0; i < output->numCrtcs; i++) - { - crtcs[i] = output->crtcs[i]->id; - if (client->swapped) - swapl (&crtcs[i], n); - } - for (i = 0; i < output->numModes + output->numUserModes; i++) - { - if (i < output->numModes) - modes[i] = output->modes[i]->mode.id; - else - modes[i] = output->userModes[i - output->numModes]->mode.id; - if (client->swapped) - swapl (&modes[i], n); - } - for (i = 0; i < output->numClones; i++) - { - clones[i] = output->clones[i]->id; - if (client->swapped) - swapl (&clones[i], n); - } - memcpy (name, output->name, output->nameLength); - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.timestamp, n); - swapl(&rep.crtc, n); - swapl(&rep.mmWidth, n); - swapl(&rep.mmHeight, n); - swaps(&rep.nCrtcs, n); - swaps(&rep.nModes, n); - swaps(&rep.nClones, n); - swaps(&rep.nameLength, n); - } - WriteToClient(client, sizeof(xRRGetOutputInfoReply), (char *)&rep); - if (extraLen) - { - WriteToClient (client, extraLen, (char *) extra); - xfree (extra); - } - - return client->noClientException; -} - -static void -RRSetPrimaryOutput(ScreenPtr pScreen, rrScrPrivPtr pScrPriv, - RROutputPtr output) -{ - if (pScrPriv->primaryOutput == output) - return; - - /* clear the old primary */ - if (pScrPriv->primaryOutput) { - RROutputChanged(pScrPriv->primaryOutput, 0); - pScrPriv->primaryOutput = NULL; - } - - /* set the new primary */ - if (output) { - pScrPriv->primaryOutput = output; - RROutputChanged(output, 0); - } - - pScrPriv->layoutChanged = TRUE; - - RRTellChanged(pScreen); -} - -int -ProcRRSetOutputPrimary(ClientPtr client) -{ - REQUEST(xRRSetOutputPrimaryReq); - RROutputPtr output = NULL; - WindowPtr pWin; - rrScrPrivPtr pScrPriv; - int rc; - - REQUEST_SIZE_MATCH(xRRSetOutputPrimaryReq); - - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - if (stuff->output) { - VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); - - if (output->pScreen != pWin->drawable.pScreen) { - client->errorValue = stuff->window; - return BadMatch; - } - } - - pScrPriv = rrGetScrPriv(pWin->drawable.pScreen); - RRSetPrimaryOutput(pWin->drawable.pScreen, pScrPriv, output); - - return client->noClientException; -} - -int -ProcRRGetOutputPrimary(ClientPtr client) -{ - REQUEST(xRRGetOutputPrimaryReq); - WindowPtr pWin; - rrScrPrivPtr pScrPriv; - xRRGetOutputPrimaryReply rep; - RROutputPtr primary = NULL; - int rc; - - REQUEST_SIZE_MATCH(xRRGetOutputPrimaryReq); - - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScrPriv = rrGetScrPriv(pWin->drawable.pScreen); - if (pScrPriv) - primary = pScrPriv->primaryOutput; - - memset(&rep, 0, sizeof(rep)); - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.output = primary ? primary->id : None; - - if (client->swapped) { - int n; - swaps(&rep.sequenceNumber, n); - swapl(&rep.output, n); - } - - WriteToClient(client, sizeof(xRRGetOutputPrimaryReply), &rep); - - return client->noClientException; -} +/*
+ * Copyright © 2006 Keith Packard
+ * Copyright © 2008 Red Hat, Inc.
+ *
+ * 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"
+
+/* From render.h */
+#ifndef SubPixelUnknown
+#define SubPixelUnknown 0
+#endif
+
+RESTYPE RROutputType;
+
+/*
+ * Notify the output of some change
+ */
+void
+RROutputChanged (RROutputPtr output, Bool configChanged)
+{
+ ScreenPtr pScreen = output->pScreen;
+
+ output->changed = TRUE;
+ if (pScreen)
+ {
+ rrScrPriv (pScreen);
+ pScrPriv->changed = TRUE;
+ if (configChanged)
+ pScrPriv->configChanged = TRUE;
+ }
+}
+
+/*
+ * Create an output
+ */
+
+RROutputPtr
+RROutputCreate (ScreenPtr pScreen,
+ const char *name,
+ int nameLength,
+ void *devPrivate)
+{
+ RROutputPtr output;
+ RROutputPtr *outputs;
+ rrScrPrivPtr pScrPriv;
+
+ if (!RRInit())
+ return NULL;
+
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ if (pScrPriv->numOutputs)
+ outputs = realloc(pScrPriv->outputs,
+ (pScrPriv->numOutputs + 1) * sizeof (RROutputPtr));
+ else
+ outputs = malloc(sizeof (RROutputPtr));
+ if (!outputs)
+ return FALSE;
+
+ pScrPriv->outputs = outputs;
+
+ output = malloc(sizeof (RROutputRec) + nameLength + 1);
+ if (!output)
+ return NULL;
+ output->id = FakeClientID (0);
+ output->pScreen = pScreen;
+ output->name = (char *) (output + 1);
+ output->nameLength = nameLength;
+ memcpy (output->name, name, nameLength);
+ output->name[nameLength] = '\0';
+ output->connection = RR_UnknownConnection;
+ output->subpixelOrder = SubPixelUnknown;
+ output->mmWidth = 0;
+ output->mmHeight = 0;
+ output->crtc = NULL;
+ output->numCrtcs = 0;
+ output->crtcs = NULL;
+ output->numClones = 0;
+ output->clones = NULL;
+ output->numModes = 0;
+ output->numPreferred = 0;
+ output->modes = NULL;
+ output->numUserModes = 0;
+ output->userModes = NULL;
+ output->properties = NULL;
+ output->pendingProperties = FALSE;
+ output->changed = FALSE;
+ output->devPrivate = devPrivate;
+
+ if (!AddResource (output->id, RROutputType, (pointer) output))
+ return NULL;
+
+ pScrPriv->outputs[pScrPriv->numOutputs++] = output;
+ return output;
+}
+
+/*
+ * Notify extension that output parameters have been changed
+ */
+Bool
+RROutputSetClones (RROutputPtr output,
+ RROutputPtr *clones,
+ int numClones)
+{
+ RROutputPtr *newClones;
+ int i;
+
+ if (numClones == output->numClones)
+ {
+ for (i = 0; i < numClones; i++)
+ if (output->clones[i] != clones[i])
+ break;
+ if (i == numClones)
+ return TRUE;
+ }
+ if (numClones)
+ {
+ newClones = malloc(numClones * sizeof (RROutputPtr));
+ if (!newClones)
+ return FALSE;
+ }
+ else
+ newClones = NULL;
+ if (output->clones)
+ free(output->clones);
+ memcpy (newClones, clones, numClones * sizeof (RROutputPtr));
+ output->clones = newClones;
+ output->numClones = numClones;
+ RROutputChanged (output, TRUE);
+ return TRUE;
+}
+
+Bool
+RROutputSetModes (RROutputPtr output,
+ RRModePtr *modes,
+ int numModes,
+ int numPreferred)
+{
+ RRModePtr *newModes;
+ int i;
+
+ if (numModes == output->numModes && numPreferred == output->numPreferred)
+ {
+ for (i = 0; i < numModes; i++)
+ if (output->modes[i] != modes[i])
+ break;
+ if (i == numModes)
+ {
+ for (i = 0; i < numModes; i++)
+ RRModeDestroy (modes[i]);
+ return TRUE;
+ }
+ }
+
+ if (numModes)
+ {
+ newModes = malloc(numModes * sizeof (RRModePtr));
+ if (!newModes)
+ return FALSE;
+ }
+ else
+ newModes = NULL;
+ if (output->modes)
+ {
+ for (i = 0; i < output->numModes; i++)
+ RRModeDestroy (output->modes[i]);
+ free(output->modes);
+ }
+ memcpy (newModes, modes, numModes * sizeof (RRModePtr));
+ output->modes = newModes;
+ output->numModes = numModes;
+ output->numPreferred = numPreferred;
+ RROutputChanged (output, TRUE);
+ return TRUE;
+}
+
+int
+RROutputAddUserMode (RROutputPtr output,
+ RRModePtr mode)
+{
+ int m;
+ ScreenPtr pScreen = output->pScreen;
+ rrScrPriv(pScreen);
+ RRModePtr *newModes;
+
+ /* Check to see if this mode is already listed for this output */
+ for (m = 0; m < output->numModes + output->numUserModes; m++)
+ {
+ RRModePtr e = (m < output->numModes ?
+ output->modes[m] :
+ output->userModes[m - output->numModes]);
+ if (mode == e)
+ return Success;
+ }
+
+ /* Check with the DDX to see if this mode is OK */
+ if (pScrPriv->rrOutputValidateMode)
+ if (!pScrPriv->rrOutputValidateMode (pScreen, output, mode))
+ return BadMatch;
+
+ if (output->userModes)
+ newModes = realloc(output->userModes,
+ (output->numUserModes + 1) * sizeof (RRModePtr));
+ else
+ newModes = malloc(sizeof (RRModePtr));
+ if (!newModes)
+ return BadAlloc;
+
+ output->userModes = newModes;
+ output->userModes[output->numUserModes++] = mode;
+ ++mode->refcnt;
+ RROutputChanged (output, TRUE);
+ RRTellChanged (pScreen);
+ return Success;
+}
+
+int
+RROutputDeleteUserMode (RROutputPtr output,
+ RRModePtr mode)
+{
+ int m;
+
+ /* Find this mode in the user mode list */
+ for (m = 0; m < output->numUserModes; m++)
+ {
+ RRModePtr e = output->userModes[m];
+
+ if (mode == e)
+ break;
+ }
+ /* Not there, access error */
+ if (m == output->numUserModes)
+ return BadAccess;
+
+ /* make sure the mode isn't active for this output */
+ if (output->crtc && output->crtc->mode == mode)
+ return BadMatch;
+
+ memmove (output->userModes + m, output->userModes + m + 1,
+ (output->numUserModes - m - 1) * sizeof (RRModePtr));
+ output->numUserModes--;
+ RRModeDestroy (mode);
+ return Success;
+}
+
+Bool
+RROutputSetCrtcs (RROutputPtr output,
+ RRCrtcPtr *crtcs,
+ int numCrtcs)
+{
+ RRCrtcPtr *newCrtcs;
+ int i;
+
+ if (numCrtcs == output->numCrtcs)
+ {
+ for (i = 0; i < numCrtcs; i++)
+ if (output->crtcs[i] != crtcs[i])
+ break;
+ if (i == numCrtcs)
+ return TRUE;
+ }
+ if (numCrtcs)
+ {
+ newCrtcs = malloc(numCrtcs * sizeof (RRCrtcPtr));
+ if (!newCrtcs)
+ return FALSE;
+ }
+ else
+ newCrtcs = NULL;
+ if (output->crtcs)
+ free(output->crtcs);
+ memcpy (newCrtcs, crtcs, numCrtcs * sizeof (RRCrtcPtr));
+ output->crtcs = newCrtcs;
+ output->numCrtcs = numCrtcs;
+ RROutputChanged (output, TRUE);
+ return TRUE;
+}
+
+Bool
+RROutputSetConnection (RROutputPtr output,
+ CARD8 connection)
+{
+ if (output->connection == connection)
+ return TRUE;
+ output->connection = connection;
+ RROutputChanged (output, TRUE);
+ return TRUE;
+}
+
+Bool
+RROutputSetSubpixelOrder (RROutputPtr output,
+ int subpixelOrder)
+{
+ if (output->subpixelOrder == subpixelOrder)
+ return TRUE;
+
+ output->subpixelOrder = subpixelOrder;
+ RROutputChanged (output, FALSE);
+ return TRUE;
+}
+
+Bool
+RROutputSetPhysicalSize (RROutputPtr output,
+ int mmWidth,
+ int mmHeight)
+{
+ if (output->mmWidth == mmWidth && output->mmHeight == mmHeight)
+ return TRUE;
+ output->mmWidth = mmWidth;
+ output->mmHeight = mmHeight;
+ RROutputChanged (output, FALSE);
+ return TRUE;
+}
+
+
+void
+RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ rrScrPriv (pScreen);
+ xRROutputChangeNotifyEvent oe;
+ RRCrtcPtr crtc = output->crtc;
+ RRModePtr mode = crtc ? crtc->mode : 0;
+
+ oe.type = RRNotify + RREventBase;
+ oe.subCode = RRNotify_OutputChange;
+ oe.sequenceNumber = client->sequence;
+ oe.timestamp = pScrPriv->lastSetTime.milliseconds;
+ oe.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
+ oe.window = pWin->drawable.id;
+ oe.output = output->id;
+ if (crtc)
+ {
+ oe.crtc = crtc->id;
+ oe.mode = mode ? mode->mode.id : None;
+ oe.rotation = crtc->rotation;
+ }
+ else
+ {
+ oe.crtc = None;
+ oe.mode = None;
+ oe.rotation = RR_Rotate_0;
+ }
+ oe.connection = output->connection;
+ oe.subpixelOrder = output->subpixelOrder;
+ WriteEventsToClient (client, 1, (xEvent *) &oe);
+}
+
+/*
+ * Destroy a Output at shutdown
+ */
+void
+RROutputDestroy (RROutputPtr output)
+{
+ FreeResource (output->id, 0);
+}
+
+static int
+RROutputDestroyResource (pointer value, XID pid)
+{
+ RROutputPtr output = (RROutputPtr) value;
+ ScreenPtr pScreen = output->pScreen;
+ int m;
+
+ if (pScreen)
+ {
+ rrScrPriv(pScreen);
+ int i;
+
+ if (pScrPriv->primaryOutput == output)
+ pScrPriv->primaryOutput = NULL;
+
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ {
+ if (pScrPriv->outputs[i] == output)
+ {
+ memmove (pScrPriv->outputs + i, pScrPriv->outputs + i + 1,
+ (pScrPriv->numOutputs - (i + 1)) * sizeof (RROutputPtr));
+ --pScrPriv->numOutputs;
+ break;
+ }
+ }
+ }
+ if (output->modes)
+ {
+ for (m = 0; m < output->numModes; m++)
+ RRModeDestroy (output->modes[m]);
+ free(output->modes);
+ }
+
+ for (m = 0; m < output->numUserModes; m++)
+ RRModeDestroy (output->userModes[m]);
+ if (output->userModes)
+ free(output->userModes);
+
+ if (output->crtcs)
+ free(output->crtcs);
+ if (output->clones)
+ free(output->clones);
+ RRDeleteAllOutputProperties (output);
+ free(output);
+ return 1;
+}
+
+/*
+ * Initialize output type
+ */
+Bool
+RROutputInit (void)
+{
+ RROutputType = CreateNewResourceType (RROutputDestroyResource, "OUTPUT");
+ if (!RROutputType)
+ return FALSE;
+ return TRUE;
+}
+
+#define OutputInfoExtra (SIZEOF(xRRGetOutputInfoReply) - 32)
+
+int
+ProcRRGetOutputInfo (ClientPtr client)
+{
+ REQUEST(xRRGetOutputInfoReq);
+ xRRGetOutputInfoReply rep;
+ RROutputPtr output;
+ CARD8 *extra;
+ unsigned long extraLen;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ RRCrtc *crtcs;
+ RRMode *modes;
+ RROutput *clones;
+ char *name;
+ int i, n;
+
+ REQUEST_SIZE_MATCH(xRRGetOutputInfoReq);
+ VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess);
+
+ pScreen = output->pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = bytes_to_int32(OutputInfoExtra);
+ rep.timestamp = pScrPriv->lastSetTime.milliseconds;
+ rep.crtc = output->crtc ? output->crtc->id : None;
+ rep.mmWidth = output->mmWidth;
+ rep.mmHeight = output->mmHeight;
+ rep.connection = output->connection;
+ rep.subpixelOrder = output->subpixelOrder;
+ rep.nCrtcs = output->numCrtcs;
+ rep.nModes = output->numModes + output->numUserModes;
+ rep.nPreferred = output->numPreferred;
+ rep.nClones = output->numClones;
+ rep.nameLength = output->nameLength;
+
+ extraLen = ((output->numCrtcs +
+ output->numModes + output->numUserModes +
+ output->numClones +
+ bytes_to_int32(rep.nameLength)) << 2);
+
+ if (extraLen)
+ {
+ rep.length += bytes_to_int32(extraLen);
+ extra = malloc(extraLen);
+ if (!extra)
+ return BadAlloc;
+ }
+ else
+ extra = NULL;
+
+ crtcs = (RRCrtc *) extra;
+ modes = (RRMode *) (crtcs + output->numCrtcs);
+ clones = (RROutput *) (modes + output->numModes + output->numUserModes);
+ name = (char *) (clones + output->numClones);
+
+ for (i = 0; i < output->numCrtcs; i++)
+ {
+ crtcs[i] = output->crtcs[i]->id;
+ if (client->swapped)
+ swapl (&crtcs[i], n);
+ }
+ for (i = 0; i < output->numModes + output->numUserModes; i++)
+ {
+ if (i < output->numModes)
+ modes[i] = output->modes[i]->mode.id;
+ else
+ modes[i] = output->userModes[i - output->numModes]->mode.id;
+ if (client->swapped)
+ swapl (&modes[i], n);
+ }
+ for (i = 0; i < output->numClones; i++)
+ {
+ clones[i] = output->clones[i]->id;
+ if (client->swapped)
+ swapl (&clones[i], n);
+ }
+ memcpy (name, output->name, output->nameLength);
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.timestamp, n);
+ swapl(&rep.crtc, n);
+ swapl(&rep.mmWidth, n);
+ swapl(&rep.mmHeight, n);
+ swaps(&rep.nCrtcs, n);
+ swaps(&rep.nModes, n);
+ swaps(&rep.nClones, n);
+ swaps(&rep.nameLength, n);
+ }
+ WriteToClient(client, sizeof(xRRGetOutputInfoReply), (char *)&rep);
+ if (extraLen)
+ {
+ WriteToClient (client, extraLen, (char *) extra);
+ free(extra);
+ }
+
+ return Success;
+}
+
+static void
+RRSetPrimaryOutput(ScreenPtr pScreen, rrScrPrivPtr pScrPriv,
+ RROutputPtr output)
+{
+ if (pScrPriv->primaryOutput == output)
+ return;
+
+ /* clear the old primary */
+ if (pScrPriv->primaryOutput) {
+ RROutputChanged(pScrPriv->primaryOutput, 0);
+ pScrPriv->primaryOutput = NULL;
+ }
+
+ /* set the new primary */
+ if (output) {
+ pScrPriv->primaryOutput = output;
+ RROutputChanged(output, 0);
+ }
+
+ pScrPriv->layoutChanged = TRUE;
+
+ RRTellChanged(pScreen);
+}
+
+int
+ProcRRSetOutputPrimary(ClientPtr client)
+{
+ REQUEST(xRRSetOutputPrimaryReq);
+ RROutputPtr output = NULL;
+ WindowPtr pWin;
+ rrScrPrivPtr pScrPriv;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xRRSetOutputPrimaryReq);
+
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ if (stuff->output) {
+ VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess);
+
+ if (output->pScreen != pWin->drawable.pScreen) {
+ client->errorValue = stuff->window;
+ return BadMatch;
+ }
+ }
+
+ pScrPriv = rrGetScrPriv(pWin->drawable.pScreen);
+ RRSetPrimaryOutput(pWin->drawable.pScreen, pScrPriv, output);
+
+ return Success;
+}
+
+int
+ProcRRGetOutputPrimary(ClientPtr client)
+{
+ REQUEST(xRRGetOutputPrimaryReq);
+ WindowPtr pWin;
+ rrScrPrivPtr pScrPriv;
+ xRRGetOutputPrimaryReply rep;
+ RROutputPtr primary = NULL;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xRRGetOutputPrimaryReq);
+
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ pScrPriv = rrGetScrPriv(pWin->drawable.pScreen);
+ if (pScrPriv)
+ primary = pScrPriv->primaryOutput;
+
+ memset(&rep, 0, sizeof(rep));
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.output = primary ? primary->id : None;
+
+ if (client->swapped) {
+ int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.output, n);
+ }
+
+ WriteToClient(client, sizeof(xRRGetOutputPrimaryReply), &rep);
+
+ return Success;
+}
diff --git a/xorg-server/randr/rrproperty.c b/xorg-server/randr/rrproperty.c index 96e27a9dc..20f07f42a 100644 --- a/xorg-server/randr/rrproperty.c +++ b/xorg-server/randr/rrproperty.c @@ -76,10 +76,10 @@ RRDeleteAllOutputProperties (RROutputPtr output) event.timestamp = currentTime.milliseconds;
RRDeliverPropertyEvent (output->pScreen, (xEvent *)&event);
if (prop->current.data)
- xfree(prop->current.data);
+ free(prop->current.data);
if (prop->pending.data)
- xfree(prop->pending.data);
- xfree(prop);
+ free(prop->pending.data);
+ free(prop);
}
}
@@ -97,7 +97,7 @@ RRCreateOutputProperty (Atom property) {
RRPropertyPtr prop;
- prop = (RRPropertyPtr)xalloc(sizeof(RRPropertyRec));
+ prop = (RRPropertyPtr)malloc(sizeof(RRPropertyRec));
if (!prop)
return NULL;
prop->next = NULL;
@@ -116,14 +116,14 @@ static void RRDestroyOutputProperty (RRPropertyPtr prop)
{
if (prop->valid_values)
- xfree (prop->valid_values);
+ free(prop->valid_values);
if (prop->current.data)
- xfree(prop->current.data);
+ free(prop->current.data);
if (prop->pending.data)
- xfree(prop->pending.data);
+ free(prop->pending.data);
if (prop->valid_values)
- xfree(prop->valid_values);
- xfree(prop);
+ free(prop->valid_values);
+ free(prop);
}
void
@@ -201,7 +201,7 @@ RRChangeOutputProperty (RROutputPtr output, Atom property, Atom type, pointer new_data = NULL, old_data = NULL;
total_size = total_len * size_in_bytes;
- new_value.data = (pointer)xalloc (total_size);
+ new_value.data = (pointer)malloc(total_size);
if (!new_value.data && total_size)
{
if (add)
@@ -239,11 +239,11 @@ RRChangeOutputProperty (RROutputPtr output, Atom property, Atom type, prop->propertyName, &new_value))
{
if (new_value.data)
- xfree (new_value.data);
+ free(new_value.data);
return (BadValue);
}
if (prop_value->data)
- xfree (prop_value->data);
+ free(prop_value->data);
*prop_value = new_value;
}
@@ -372,7 +372,7 @@ RRConfigureOutputProperty (RROutputPtr output, Atom property, if (range && (num_values & 1))
return BadMatch;
- new_values = xalloc (num_values * sizeof (INT32));
+ new_values = malloc(num_values * sizeof (INT32));
if (!new_values && num_values)
return BadAlloc;
if (num_values)
@@ -385,7 +385,7 @@ RRConfigureOutputProperty (RROutputPtr output, Atom property, if (prop->is_pending && !pending)
{
if (prop->pending.data)
- xfree (prop->pending.data);
+ free(prop->pending.data);
RRInitOutputPropertyValue (&prop->pending);
}
@@ -394,7 +394,7 @@ RRConfigureOutputProperty (RROutputPtr output, Atom property, prop->immutable = immutable;
prop->num_valid = num_values;
if (prop->valid_values)
- xfree (prop->valid_values);
+ free(prop->valid_values);
prop->valid_values = new_values;
if (add) {
@@ -422,7 +422,7 @@ ProcRRListOutputProperties (ClientPtr client) for (prop = output->properties; prop; prop = prop->next)
numProps++;
if (numProps)
- if(!(pAtoms = (Atom *)xalloc(numProps * sizeof(Atom))))
+ if(!(pAtoms = (Atom *)malloc(numProps * sizeof(Atom))))
return(BadAlloc);
rep.type = X_Reply;
@@ -445,9 +445,9 @@ ProcRRListOutputProperties (ClientPtr client) {
client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write;
WriteSwappedDataToClient(client, numProps * sizeof(Atom), pAtoms);
- xfree(pAtoms);
+ free(pAtoms);
}
- return(client->noClientException);
+ return Success;
}
int
@@ -468,7 +468,7 @@ ProcRRQueryOutputProperty (ClientPtr client) return BadName;
if (prop->num_valid) {
- extra = xalloc(prop->num_valid * sizeof(INT32));
+ extra = malloc(prop->num_valid * sizeof(INT32));
if (!extra)
return BadAlloc;
}
@@ -491,9 +491,9 @@ ProcRRQueryOutputProperty (ClientPtr client) client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write;
WriteSwappedDataToClient(client, prop->num_valid * sizeof(INT32),
extra);
- xfree(extra);
+ free(extra);
}
- return(client->noClientException);
+ return Success;
}
int
@@ -566,7 +566,7 @@ ProcRRChangeOutputProperty (ClientPtr client) if (err != Success)
return err;
else
- return client->noClientException;
+ return Success;
}
int
@@ -587,7 +587,7 @@ ProcRRDeleteOutputProperty (ClientPtr client) RRDeleteOutputProperty(output, stuff->property);
- return client->noClientException;
+ return Success;
}
int
@@ -646,7 +646,7 @@ ProcRRGetOutputProperty (ClientPtr client) swapl(&reply.nItems, n);
}
WriteToClient(client, sizeof(xRRGetOutputPropertyReply), &reply);
- return(client->noClientException);
+ return Success;
}
if (prop->immutable && stuff->delete)
@@ -678,7 +678,7 @@ ProcRRGetOutputProperty (ClientPtr client) swapl(&reply.nItems, n);
}
WriteToClient(client, sizeof(xRRGetOutputPropertyReply), &reply);
- return(client->noClientException);
+ return Success;
}
/*
@@ -699,7 +699,7 @@ ProcRRGetOutputProperty (ClientPtr client) len = min(n - ind, 4 * stuff->longLength);
if (len) {
- extra = xalloc(len);
+ extra = malloc(len);
if (!extra)
return BadAlloc;
}
@@ -745,7 +745,7 @@ ProcRRGetOutputProperty (ClientPtr client) }
WriteSwappedDataToClient(client, len,
extra);
- xfree(extra);
+ free(extra);
}
if (stuff->delete && (reply.bytesAfter == 0))
@@ -753,6 +753,6 @@ ProcRRGetOutputProperty (ClientPtr client) *prev = prop->next;
RRDestroyOutputProperty (prop);
}
- return(client->noClientException);
+ return Success;
}
diff --git a/xorg-server/randr/rrscreen.c b/xorg-server/randr/rrscreen.c index 45e6ed724..8779ec66f 100644 --- a/xorg-server/randr/rrscreen.c +++ b/xorg-server/randr/rrscreen.c @@ -1,1009 +1,1009 @@ -/* - * 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}; -/* From render.h */ -#ifndef SubPixelUnknown -#define SubPixelUnknown 0 -#endif - - -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};
+/* From render.h */
+#ifndef SubPixelUnknown
+#define SubPixelUnknown 0
+#endif
+
+
+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;
+}
diff --git a/xorg-server/randr/rrtransform.c b/xorg-server/randr/rrtransform.c index 06f62984d..6740e4825 100644 --- a/xorg-server/randr/rrtransform.c +++ b/xorg-server/randr/rrtransform.c @@ -1,285 +1,285 @@ -/* - * Copyright © 2007 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" -#include "rrtransform.h" - -void -RRTransformInit (RRTransformPtr transform) -{ - pixman_transform_init_identity (&transform->transform); - pixman_f_transform_init_identity (&transform->f_transform); - pixman_f_transform_init_identity (&transform->f_inverse); - transform->filter = NULL; - transform->params = NULL; - transform->nparams = 0; -} - -void -RRTransformFini (RRTransformPtr transform) -{ - if (transform->params) - xfree (transform->params); -} - -Bool -RRTransformEqual (RRTransformPtr a, RRTransformPtr b) -{ - if (a && pixman_transform_is_identity (&a->transform)) - a = NULL; - if (b && pixman_transform_is_identity (&b->transform)) - b = NULL; - if (a == NULL && b == NULL) - return TRUE; - if (a == NULL || b == NULL) - return FALSE; - if (memcmp (&a->transform, &b->transform, sizeof (a->transform)) != 0) - return FALSE; - if (a->filter != b->filter) - return FALSE; - if (a->nparams != b->nparams) - return FALSE; - if (memcmp (a->params, b->params, a->nparams * sizeof (xFixed)) != 0) - return FALSE; - return TRUE; -} - -Bool -RRTransformSetFilter (RRTransformPtr dst, - PictFilterPtr filter, - xFixed *params, - int nparams, - int width, - int height) -{ - xFixed *new_params; - - if (nparams) - { - new_params = xalloc (nparams * sizeof (xFixed)); - if (!new_params) - return FALSE; - memcpy (new_params, params, nparams * sizeof (xFixed)); - } - else - new_params = NULL; - if (dst->params) - xfree (dst->params); - dst->filter = filter; - dst->params = new_params; - dst->nparams = nparams; - dst->width = width; - dst->height = height; - return TRUE; -} - -Bool -RRTransformCopy (RRTransformPtr dst, RRTransformPtr src) -{ - if (src && pixman_transform_is_identity (&src->transform)) - src = NULL; - - if (src) - { - if (!RRTransformSetFilter (dst, src->filter, - src->params, src->nparams, src->width, src->height)) - return FALSE; - dst->transform = src->transform; - dst->f_transform = src->f_transform; - dst->f_inverse = src->f_inverse; - } - else - { - if (!RRTransformSetFilter (dst, NULL, NULL, 0, 0, 0)) - return FALSE; - pixman_transform_init_identity (&dst->transform); - pixman_f_transform_init_identity (&dst->f_transform); - pixman_f_transform_init_identity (&dst->f_inverse); - } - return TRUE; -} - -#define F(x) IntToxFixed(x) - -static void -RRTransformRescale(struct pixman_f_transform *f_transform, double limit) -{ - double max = 0, v, scale; - int i, j; - - for (j = 0; j < 3; j++) - for (i = 0; i < 3; i++) - if ((v = abs (f_transform->m[j][i])) > max) - max = v; - scale = limit / max; - for (j = 0; j < 3; j++) - for (i = 0; i < 3; i++) - f_transform->m[j][i] *= scale; -} - -/* - * Compute the complete transformation matrix including - * client-specified transform, rotation/reflection values and the crtc - * offset. - * - * Return TRUE if the resulting transform is not a simple translation. - */ -Bool -RRTransformCompute (int x, - int y, - int width, - int height, - Rotation rotation, - RRTransformPtr rr_transform, - - PictTransformPtr transform, - struct pixman_f_transform *f_transform, - struct pixman_f_transform *f_inverse) -{ - PictTransform t_transform, inverse; - struct pixman_f_transform tf_transform, tf_inverse; - Bool overflow = FALSE; - - if (!transform) transform = &t_transform; - if (!f_transform) f_transform = &tf_transform; - if (!f_inverse) f_inverse = &tf_inverse; - - pixman_transform_init_identity (transform); - pixman_transform_init_identity (&inverse); - pixman_f_transform_init_identity (f_transform); - pixman_f_transform_init_identity (f_inverse); - if (rotation != RR_Rotate_0) - { - double f_rot_cos, f_rot_sin, f_rot_dx, f_rot_dy; - double f_scale_x, f_scale_y, f_scale_dx, f_scale_dy; - xFixed rot_cos, rot_sin, rot_dx, rot_dy; - xFixed scale_x, scale_y, scale_dx, scale_dy; - - /* rotation */ - switch (rotation & 0xf) { - default: - case RR_Rotate_0: - f_rot_cos = 1; f_rot_sin = 0; - f_rot_dx = 0; f_rot_dy = 0; - rot_cos = F ( 1); rot_sin = F ( 0); - rot_dx = F ( 0); rot_dy = F ( 0); - break; - case RR_Rotate_90: - f_rot_cos = 0; f_rot_sin = 1; - f_rot_dx = height-1; f_rot_dy = 0; - rot_cos = F ( 0); rot_sin = F ( 1); - rot_dx = F (height-1); rot_dy = F (0); - break; - case RR_Rotate_180: - f_rot_cos = -1; f_rot_sin = 0; - f_rot_dx = width - 1; f_rot_dy = height - 1; - rot_cos = F (-1); rot_sin = F ( 0); - rot_dx = F (width-1); rot_dy = F ( height-1); - break; - case RR_Rotate_270: - f_rot_cos = 0; f_rot_sin = -1; - f_rot_dx = 0; f_rot_dy = width-1; - rot_cos = F ( 0); rot_sin = F (-1); - rot_dx = F ( 0); rot_dy = F ( width-1); - break; - } - - pixman_transform_rotate (transform, &inverse, rot_cos, rot_sin); - pixman_transform_translate (transform, &inverse, rot_dx, rot_dy); - pixman_f_transform_rotate (f_transform, f_inverse, f_rot_cos, f_rot_sin); - pixman_f_transform_translate (f_transform, f_inverse, f_rot_dx, f_rot_dy); - - /* reflection */ - f_scale_x = 1; - f_scale_dx = 0; - f_scale_y = 1; - f_scale_dy = 0; - scale_x = F (1); - scale_dx = 0; - scale_y = F (1); - scale_dy = 0; - if (rotation & RR_Reflect_X) - { - f_scale_x = -1; - scale_x = F(-1); - if (rotation & (RR_Rotate_0|RR_Rotate_180)) { - f_scale_dx = width-1; - scale_dx = F(width-1); - } else { - f_scale_dx = height-1; - scale_dx = F(height-1); - } - } - if (rotation & RR_Reflect_Y) - { - f_scale_y = -1; - scale_y = F(-1); - if (rotation & (RR_Rotate_0|RR_Rotate_180)) { - f_scale_dy = height-1; - scale_dy = F(height-1); - } else { - f_scale_dy = width-1; - scale_dy = F(width-1); - } - } - - pixman_transform_scale (transform, &inverse, scale_x, scale_y); - pixman_f_transform_scale (f_transform, f_inverse, f_scale_x, f_scale_y); - pixman_transform_translate (transform, &inverse, scale_dx, scale_dy); - pixman_f_transform_translate (f_transform, f_inverse, f_scale_dx, f_scale_dy); - } - -#ifdef RANDR_12_INTERFACE - if (rr_transform) - { - if (!pixman_transform_multiply (transform, &rr_transform->transform, transform)) - overflow = TRUE; - pixman_f_transform_multiply (f_transform, &rr_transform->f_transform, f_transform); - pixman_f_transform_multiply (f_inverse, f_inverse, &rr_transform->f_inverse); - } -#endif - /* - * Compute the class of the resulting transform - */ - if (!overflow && pixman_transform_is_identity (transform)) - { - pixman_transform_init_translate (transform, F ( x), F ( y)); - - pixman_f_transform_init_translate (f_transform, x, y); - pixman_f_transform_init_translate (f_inverse, -x, -y); - return FALSE; - } - else - { - pixman_f_transform_translate (f_transform, f_inverse, x, y); - if (!pixman_transform_translate (transform, &inverse, F(x), F(y))) - overflow = TRUE; - if (overflow) - { - struct pixman_f_transform f_scaled; - f_scaled = *f_transform; - RRTransformRescale(&f_scaled, 16384.0); - pixman_transform_from_pixman_f_transform(transform, &f_scaled); - } - return TRUE; - } -} +/*
+ * Copyright © 2007 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"
+#include "rrtransform.h"
+
+void
+RRTransformInit (RRTransformPtr transform)
+{
+ pixman_transform_init_identity (&transform->transform);
+ pixman_f_transform_init_identity (&transform->f_transform);
+ pixman_f_transform_init_identity (&transform->f_inverse);
+ transform->filter = NULL;
+ transform->params = NULL;
+ transform->nparams = 0;
+}
+
+void
+RRTransformFini (RRTransformPtr transform)
+{
+ if (transform->params)
+ free(transform->params);
+}
+
+Bool
+RRTransformEqual (RRTransformPtr a, RRTransformPtr b)
+{
+ if (a && pixman_transform_is_identity (&a->transform))
+ a = NULL;
+ if (b && pixman_transform_is_identity (&b->transform))
+ b = NULL;
+ if (a == NULL && b == NULL)
+ return TRUE;
+ if (a == NULL || b == NULL)
+ return FALSE;
+ if (memcmp (&a->transform, &b->transform, sizeof (a->transform)) != 0)
+ return FALSE;
+ if (a->filter != b->filter)
+ return FALSE;
+ if (a->nparams != b->nparams)
+ return FALSE;
+ if (memcmp (a->params, b->params, a->nparams * sizeof (xFixed)) != 0)
+ return FALSE;
+ return TRUE;
+}
+
+Bool
+RRTransformSetFilter (RRTransformPtr dst,
+ PictFilterPtr filter,
+ xFixed *params,
+ int nparams,
+ int width,
+ int height)
+{
+ xFixed *new_params;
+
+ if (nparams)
+ {
+ new_params = malloc(nparams * sizeof (xFixed));
+ if (!new_params)
+ return FALSE;
+ memcpy (new_params, params, nparams * sizeof (xFixed));
+ }
+ else
+ new_params = NULL;
+ if (dst->params)
+ free(dst->params);
+ dst->filter = filter;
+ dst->params = new_params;
+ dst->nparams = nparams;
+ dst->width = width;
+ dst->height = height;
+ return TRUE;
+}
+
+Bool
+RRTransformCopy (RRTransformPtr dst, RRTransformPtr src)
+{
+ if (src && pixman_transform_is_identity (&src->transform))
+ src = NULL;
+
+ if (src)
+ {
+ if (!RRTransformSetFilter (dst, src->filter,
+ src->params, src->nparams, src->width, src->height))
+ return FALSE;
+ dst->transform = src->transform;
+ dst->f_transform = src->f_transform;
+ dst->f_inverse = src->f_inverse;
+ }
+ else
+ {
+ if (!RRTransformSetFilter (dst, NULL, NULL, 0, 0, 0))
+ return FALSE;
+ pixman_transform_init_identity (&dst->transform);
+ pixman_f_transform_init_identity (&dst->f_transform);
+ pixman_f_transform_init_identity (&dst->f_inverse);
+ }
+ return TRUE;
+}
+
+#define F(x) IntToxFixed(x)
+
+static void
+RRTransformRescale(struct pixman_f_transform *f_transform, double limit)
+{
+ double max = 0, v, scale;
+ int i, j;
+
+ for (j = 0; j < 3; j++)
+ for (i = 0; i < 3; i++)
+ if ((v = abs (f_transform->m[j][i])) > max)
+ max = v;
+ scale = limit / max;
+ for (j = 0; j < 3; j++)
+ for (i = 0; i < 3; i++)
+ f_transform->m[j][i] *= scale;
+}
+
+/*
+ * Compute the complete transformation matrix including
+ * client-specified transform, rotation/reflection values and the crtc
+ * offset.
+ *
+ * Return TRUE if the resulting transform is not a simple translation.
+ */
+Bool
+RRTransformCompute (int x,
+ int y,
+ int width,
+ int height,
+ Rotation rotation,
+ RRTransformPtr rr_transform,
+
+ PictTransformPtr transform,
+ struct pixman_f_transform *f_transform,
+ struct pixman_f_transform *f_inverse)
+{
+ PictTransform t_transform, inverse;
+ struct pixman_f_transform tf_transform, tf_inverse;
+ Bool overflow = FALSE;
+
+ if (!transform) transform = &t_transform;
+ if (!f_transform) f_transform = &tf_transform;
+ if (!f_inverse) f_inverse = &tf_inverse;
+
+ pixman_transform_init_identity (transform);
+ pixman_transform_init_identity (&inverse);
+ pixman_f_transform_init_identity (f_transform);
+ pixman_f_transform_init_identity (f_inverse);
+ if (rotation != RR_Rotate_0)
+ {
+ double f_rot_cos, f_rot_sin, f_rot_dx, f_rot_dy;
+ double f_scale_x, f_scale_y, f_scale_dx, f_scale_dy;
+ xFixed rot_cos, rot_sin, rot_dx, rot_dy;
+ xFixed scale_x, scale_y, scale_dx, scale_dy;
+
+ /* rotation */
+ switch (rotation & 0xf) {
+ default:
+ case RR_Rotate_0:
+ f_rot_cos = 1; f_rot_sin = 0;
+ f_rot_dx = 0; f_rot_dy = 0;
+ rot_cos = F ( 1); rot_sin = F ( 0);
+ rot_dx = F ( 0); rot_dy = F ( 0);
+ break;
+ case RR_Rotate_90:
+ f_rot_cos = 0; f_rot_sin = 1;
+ f_rot_dx = height-1; f_rot_dy = 0;
+ rot_cos = F ( 0); rot_sin = F ( 1);
+ rot_dx = F (height-1); rot_dy = F (0);
+ break;
+ case RR_Rotate_180:
+ f_rot_cos = -1; f_rot_sin = 0;
+ f_rot_dx = width - 1; f_rot_dy = height - 1;
+ rot_cos = F (-1); rot_sin = F ( 0);
+ rot_dx = F (width-1); rot_dy = F ( height-1);
+ break;
+ case RR_Rotate_270:
+ f_rot_cos = 0; f_rot_sin = -1;
+ f_rot_dx = 0; f_rot_dy = width-1;
+ rot_cos = F ( 0); rot_sin = F (-1);
+ rot_dx = F ( 0); rot_dy = F ( width-1);
+ break;
+ }
+
+ pixman_transform_rotate (transform, &inverse, rot_cos, rot_sin);
+ pixman_transform_translate (transform, &inverse, rot_dx, rot_dy);
+ pixman_f_transform_rotate (f_transform, f_inverse, f_rot_cos, f_rot_sin);
+ pixman_f_transform_translate (f_transform, f_inverse, f_rot_dx, f_rot_dy);
+
+ /* reflection */
+ f_scale_x = 1;
+ f_scale_dx = 0;
+ f_scale_y = 1;
+ f_scale_dy = 0;
+ scale_x = F (1);
+ scale_dx = 0;
+ scale_y = F (1);
+ scale_dy = 0;
+ if (rotation & RR_Reflect_X)
+ {
+ f_scale_x = -1;
+ scale_x = F(-1);
+ if (rotation & (RR_Rotate_0|RR_Rotate_180)) {
+ f_scale_dx = width-1;
+ scale_dx = F(width-1);
+ } else {
+ f_scale_dx = height-1;
+ scale_dx = F(height-1);
+ }
+ }
+ if (rotation & RR_Reflect_Y)
+ {
+ f_scale_y = -1;
+ scale_y = F(-1);
+ if (rotation & (RR_Rotate_0|RR_Rotate_180)) {
+ f_scale_dy = height-1;
+ scale_dy = F(height-1);
+ } else {
+ f_scale_dy = width-1;
+ scale_dy = F(width-1);
+ }
+ }
+
+ pixman_transform_scale (transform, &inverse, scale_x, scale_y);
+ pixman_f_transform_scale (f_transform, f_inverse, f_scale_x, f_scale_y);
+ pixman_transform_translate (transform, &inverse, scale_dx, scale_dy);
+ pixman_f_transform_translate (f_transform, f_inverse, f_scale_dx, f_scale_dy);
+ }
+
+#ifdef RANDR_12_INTERFACE
+ if (rr_transform)
+ {
+ if (!pixman_transform_multiply (transform, &rr_transform->transform, transform))
+ overflow = TRUE;
+ pixman_f_transform_multiply (f_transform, &rr_transform->f_transform, f_transform);
+ pixman_f_transform_multiply (f_inverse, f_inverse, &rr_transform->f_inverse);
+ }
+#endif
+ /*
+ * Compute the class of the resulting transform
+ */
+ if (!overflow && pixman_transform_is_identity (transform))
+ {
+ pixman_transform_init_translate (transform, F ( x), F ( y));
+
+ pixman_f_transform_init_translate (f_transform, x, y);
+ pixman_f_transform_init_translate (f_inverse, -x, -y);
+ return FALSE;
+ }
+ else
+ {
+ pixman_f_transform_translate (f_transform, f_inverse, x, y);
+ if (!pixman_transform_translate (transform, &inverse, F(x), F(y)))
+ overflow = TRUE;
+ if (overflow)
+ {
+ struct pixman_f_transform f_scaled;
+ f_scaled = *f_transform;
+ RRTransformRescale(&f_scaled, 16384.0);
+ pixman_transform_from_pixman_f_transform(transform, &f_scaled);
+ }
+ return TRUE;
+ }
+}
diff --git a/xorg-server/randr/rrxinerama.c b/xorg-server/randr/rrxinerama.c index 94c8e54e5..374789374 100644 --- a/xorg-server/randr/rrxinerama.c +++ b/xorg-server/randr/rrxinerama.c @@ -1,476 +1,476 @@ -/* - * 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. - */ -/* - * This Xinerama implementation comes from the SiS driver which has - * the following notice: - */ -/* - * SiS driver main code - * - * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1) Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2) Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3) The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * Author: Thomas Winischhofer <thomas@winischhofer.net> - * - driver entirely rewritten since 2001, only basic structure taken from - * old code (except sis_dri.c, sis_shadow.c, sis_accel.c and parts of - * sis_dga.c; these were mostly taken over; sis_dri.c was changed for - * new versions of the DRI layer) - * - * This notice covers the entire driver code unless indicated otherwise. - * - * Formerly based on code which was - * Copyright (C) 1998, 1999 by Alan Hourihane, Wigan, England. - * Written by: - * Alan Hourihane <alanh@fairlite.demon.co.uk>, - * Mike Chapman <mike@paranoia.com>, - * Juanjo Santamarta <santamarta@ctv.es>, - * Mitani Hiroshi <hmitani@drl.mei.co.jp>, - * David Thomas <davtom@dream.org.uk>. - */ - -#include "randrstr.h" -#include "swaprep.h" -#include <X11/extensions/panoramiXproto.h> -#include "protocol-versions.h" - -/* Xinerama is not multi-screen capable; just report about screen 0 */ -#define RR_XINERAMA_SCREEN 0 - -static int ProcRRXineramaQueryVersion(ClientPtr client); -static int ProcRRXineramaGetState(ClientPtr client); -static int ProcRRXineramaGetScreenCount(ClientPtr client); -static int ProcRRXineramaGetScreenSize(ClientPtr client); -static int ProcRRXineramaIsActive(ClientPtr client); -static int ProcRRXineramaQueryScreens(ClientPtr client); -static int SProcRRXineramaDispatch(ClientPtr client); - -/* Proc */ - -int -ProcRRXineramaQueryVersion(ClientPtr client) -{ - xPanoramiXQueryVersionReply rep; - register int n; - - REQUEST_SIZE_MATCH(xPanoramiXQueryVersionReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.majorVersion = SERVER_RRXINERAMA_MAJOR_VERSION; - rep.minorVersion = SERVER_RRXINERAMA_MINOR_VERSION; - if(client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swaps(&rep.majorVersion, n); - swaps(&rep.minorVersion, n); - } - WriteToClient(client, sizeof(xPanoramiXQueryVersionReply), (char *)&rep); - return (client->noClientException); -} - -int -ProcRRXineramaGetState(ClientPtr client) -{ - REQUEST(xPanoramiXGetStateReq); - WindowPtr pWin; - xPanoramiXGetStateReply rep; - register int n, rc; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - Bool active = FALSE; - - REQUEST_SIZE_MATCH(xPanoramiXGetStateReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if(rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pScrPriv = rrGetScrPriv(pScreen); - if (pScrPriv) - { - /* XXX do we need more than this? */ - active = TRUE; - } - - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.state = active; - rep.window = stuff->window; - if(client->swapped) { - swaps (&rep.sequenceNumber, n); - swapl (&rep.length, n); - swapl (&rep.window, n); - } - WriteToClient(client, sizeof(xPanoramiXGetStateReply), (char *)&rep); - return client->noClientException; -} - -static Bool -RRXineramaCrtcActive (RRCrtcPtr crtc) -{ - return crtc->mode != NULL && crtc->numOutputs > 0; -} - -static int -RRXineramaScreenCount (ScreenPtr pScreen) -{ - int i, n; - - n = 0; - if (rrGetScrPriv (pScreen)) - { - rrScrPriv(pScreen); - for (i = 0; i < pScrPriv->numCrtcs; i++) - if (RRXineramaCrtcActive (pScrPriv->crtcs[i])) - n++; - } - return n; -} - -static Bool -RRXineramaScreenActive (ScreenPtr pScreen) -{ - return RRXineramaScreenCount (pScreen) > 0; -} - -int -ProcRRXineramaGetScreenCount(ClientPtr client) -{ - REQUEST(xPanoramiXGetScreenCountReq); - WindowPtr pWin; - xPanoramiXGetScreenCountReply rep; - register int n, rc; - - REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.ScreenCount = RRXineramaScreenCount (pWin->drawable.pScreen); - rep.window = stuff->window; - if(client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.window, n); - } - WriteToClient(client, sizeof(xPanoramiXGetScreenCountReply), (char *)&rep); - return client->noClientException; -} - -int -ProcRRXineramaGetScreenSize(ClientPtr client) -{ - REQUEST(xPanoramiXGetScreenSizeReq); - WindowPtr pWin, pRoot; - ScreenPtr pScreen; - xPanoramiXGetScreenSizeReply rep; - register int n, rc; - - REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pRoot = WindowTable[pScreen->myNum]; - - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.width = pRoot->drawable.width; - rep.height = pRoot->drawable.height; - rep.window = stuff->window; - rep.screen = stuff->screen; - if(client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.width, n); - swapl(&rep.height, n); - swapl(&rep.window, n); - swapl(&rep.screen, n); - } - WriteToClient(client, sizeof(xPanoramiXGetScreenSizeReply), (char *)&rep); - return client->noClientException; -} - -int -ProcRRXineramaIsActive(ClientPtr client) -{ - xXineramaIsActiveReply rep; - - REQUEST_SIZE_MATCH(xXineramaIsActiveReq); - - memset(&rep, 0, sizeof(xXineramaIsActiveReply)); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.state = RRXineramaScreenActive (screenInfo.screens[RR_XINERAMA_SCREEN]); - if(client->swapped) { - register int n; - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.state, n); - } - WriteToClient(client, sizeof(xXineramaIsActiveReply), (char *) &rep); - return client->noClientException; -} - -static void -RRXineramaWriteCrtc(ClientPtr client, RRCrtcPtr crtc) -{ - xXineramaScreenInfo scratch; - - if (RRXineramaCrtcActive (crtc)) - { - ScreenPtr pScreen = crtc->pScreen; - rrScrPrivPtr pScrPriv = rrGetScrPriv(pScreen); - BoxRec panned_area; - - /* Check to see if crtc is panned and return the full area when applicable. */ - if (pScrPriv && pScrPriv->rrGetPanning && - pScrPriv->rrGetPanning (pScreen, crtc, &panned_area, NULL, NULL) && - (panned_area.x2 > panned_area.x1) && (panned_area.y2 > panned_area.y1)) { - scratch.x_org = panned_area.x1; - scratch.y_org = panned_area.y1; - scratch.width = panned_area.x2 - panned_area.x1; - scratch.height = panned_area.y2 - panned_area.y1; - } else { - int width, height; - RRCrtcGetScanoutSize (crtc, &width, &height); - scratch.x_org = crtc->x; - scratch.y_org = crtc->y; - scratch.width = width; - scratch.height = height; - } - if(client->swapped) { - register int n; - swaps(&scratch.x_org, n); - swaps(&scratch.y_org, n); - swaps(&scratch.width, n); - swaps(&scratch.height, n); - } - WriteToClient(client, sz_XineramaScreenInfo, &scratch); - } -} - -int -ProcRRXineramaQueryScreens(ClientPtr client) -{ - xXineramaQueryScreensReply rep; - ScreenPtr pScreen = screenInfo.screens[RR_XINERAMA_SCREEN]; - - REQUEST_SIZE_MATCH(xXineramaQueryScreensReq); - - if (RRXineramaScreenActive (pScreen)) - RRGetInfo (pScreen, FALSE); - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.number = RRXineramaScreenCount (pScreen); - rep.length = bytes_to_int32(rep.number * sz_XineramaScreenInfo); - if(client->swapped) { - register int n; - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.number, n); - } - WriteToClient(client, sizeof(xXineramaQueryScreensReply), (char *)&rep); - - if(rep.number) { - rrScrPriv(pScreen); - int i; - int has_primary = 0; - - if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) { - has_primary = 1; - RRXineramaWriteCrtc(client, pScrPriv->primaryOutput->crtc); - } - - for(i = 0; i < pScrPriv->numCrtcs; i++) { - if (has_primary && - pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i]) - { - has_primary = 0; - continue; - } - RRXineramaWriteCrtc(client, pScrPriv->crtcs[i]); - } - } - - return client->noClientException; -} - -static int -ProcRRXineramaDispatch(ClientPtr client) -{ - REQUEST(xReq); - switch (stuff->data) { - case X_PanoramiXQueryVersion: - return ProcRRXineramaQueryVersion(client); - case X_PanoramiXGetState: - return ProcRRXineramaGetState(client); - case X_PanoramiXGetScreenCount: - return ProcRRXineramaGetScreenCount(client); - case X_PanoramiXGetScreenSize: - return ProcRRXineramaGetScreenSize(client); - case X_XineramaIsActive: - return ProcRRXineramaIsActive(client); - case X_XineramaQueryScreens: - return ProcRRXineramaQueryScreens(client); - } - return BadRequest; -} - -/* SProc */ - -static int -SProcRRXineramaQueryVersion (ClientPtr client) -{ - REQUEST(xPanoramiXQueryVersionReq); - register int n; - swaps(&stuff->length,n); - REQUEST_SIZE_MATCH (xPanoramiXQueryVersionReq); - return ProcRRXineramaQueryVersion(client); -} - -static int -SProcRRXineramaGetState(ClientPtr client) -{ - REQUEST(xPanoramiXGetStateReq); - register int n; - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH(xPanoramiXGetStateReq); - swapl (&stuff->window, n); - return ProcRRXineramaGetState(client); -} - -static int -SProcRRXineramaGetScreenCount(ClientPtr client) -{ - REQUEST(xPanoramiXGetScreenCountReq); - register int n; - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq); - swapl (&stuff->window, n); - return ProcRRXineramaGetScreenCount(client); -} - -static int -SProcRRXineramaGetScreenSize(ClientPtr client) -{ - REQUEST(xPanoramiXGetScreenSizeReq); - register int n; - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq); - swapl (&stuff->window, n); - swapl (&stuff->screen, n); - return ProcRRXineramaGetScreenSize(client); -} - -static int -SProcRRXineramaIsActive(ClientPtr client) -{ - REQUEST(xXineramaIsActiveReq); - register int n; - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH(xXineramaIsActiveReq); - return ProcRRXineramaIsActive(client); -} - -static int -SProcRRXineramaQueryScreens(ClientPtr client) -{ - REQUEST(xXineramaQueryScreensReq); - register int n; - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH(xXineramaQueryScreensReq); - return ProcRRXineramaQueryScreens(client); -} - -int -SProcRRXineramaDispatch(ClientPtr client) -{ - REQUEST(xReq); - switch (stuff->data) { - case X_PanoramiXQueryVersion: - return SProcRRXineramaQueryVersion(client); - case X_PanoramiXGetState: - return SProcRRXineramaGetState(client); - case X_PanoramiXGetScreenCount: - return SProcRRXineramaGetScreenCount(client); - case X_PanoramiXGetScreenSize: - return SProcRRXineramaGetScreenSize(client); - case X_XineramaIsActive: - return SProcRRXineramaIsActive(client); - case X_XineramaQueryScreens: - return SProcRRXineramaQueryScreens(client); - } - return BadRequest; -} - -void -RRXineramaExtensionInit(void) -{ -#ifdef PANORAMIX - if(!noPanoramiXExtension) - return; -#endif - - /* - * Xinerama isn't capable enough to have multiple protocol screens each - * with their own output geometry. So if there's more than one protocol - * screen, just don't even try. - */ - if (screenInfo.numScreens > 1) - return; - - (void) AddExtension(PANORAMIX_PROTOCOL_NAME, 0,0, - ProcRRXineramaDispatch, - SProcRRXineramaDispatch, - NULL, - StandardMinorOpcode); -} +/*
+ * 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.
+ */
+/*
+ * This Xinerama implementation comes from the SiS driver which has
+ * the following notice:
+ */
+/*
+ * SiS driver main code
+ *
+ * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1) Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2) Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3) The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Author: Thomas Winischhofer <thomas@winischhofer.net>
+ * - driver entirely rewritten since 2001, only basic structure taken from
+ * old code (except sis_dri.c, sis_shadow.c, sis_accel.c and parts of
+ * sis_dga.c; these were mostly taken over; sis_dri.c was changed for
+ * new versions of the DRI layer)
+ *
+ * This notice covers the entire driver code unless indicated otherwise.
+ *
+ * Formerly based on code which was
+ * Copyright (C) 1998, 1999 by Alan Hourihane, Wigan, England.
+ * Written by:
+ * Alan Hourihane <alanh@fairlite.demon.co.uk>,
+ * Mike Chapman <mike@paranoia.com>,
+ * Juanjo Santamarta <santamarta@ctv.es>,
+ * Mitani Hiroshi <hmitani@drl.mei.co.jp>,
+ * David Thomas <davtom@dream.org.uk>.
+ */
+
+#include "randrstr.h"
+#include "swaprep.h"
+#include <X11/extensions/panoramiXproto.h>
+#include "protocol-versions.h"
+
+/* Xinerama is not multi-screen capable; just report about screen 0 */
+#define RR_XINERAMA_SCREEN 0
+
+static int ProcRRXineramaQueryVersion(ClientPtr client);
+static int ProcRRXineramaGetState(ClientPtr client);
+static int ProcRRXineramaGetScreenCount(ClientPtr client);
+static int ProcRRXineramaGetScreenSize(ClientPtr client);
+static int ProcRRXineramaIsActive(ClientPtr client);
+static int ProcRRXineramaQueryScreens(ClientPtr client);
+static int SProcRRXineramaDispatch(ClientPtr client);
+
+/* Proc */
+
+int
+ProcRRXineramaQueryVersion(ClientPtr client)
+{
+ xPanoramiXQueryVersionReply rep;
+ register int n;
+
+ REQUEST_SIZE_MATCH(xPanoramiXQueryVersionReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.majorVersion = SERVER_RRXINERAMA_MAJOR_VERSION;
+ rep.minorVersion = SERVER_RRXINERAMA_MINOR_VERSION;
+ if(client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swaps(&rep.majorVersion, n);
+ swaps(&rep.minorVersion, n);
+ }
+ WriteToClient(client, sizeof(xPanoramiXQueryVersionReply), (char *)&rep);
+ return Success;
+}
+
+int
+ProcRRXineramaGetState(ClientPtr client)
+{
+ REQUEST(xPanoramiXGetStateReq);
+ WindowPtr pWin;
+ xPanoramiXGetStateReply rep;
+ register int n, rc;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ Bool active = FALSE;
+
+ REQUEST_SIZE_MATCH(xPanoramiXGetStateReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if(rc != Success)
+ return rc;
+
+ pScreen = pWin->drawable.pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+ if (pScrPriv)
+ {
+ /* XXX do we need more than this? */
+ active = TRUE;
+ }
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.state = active;
+ rep.window = stuff->window;
+ if(client->swapped) {
+ swaps (&rep.sequenceNumber, n);
+ swapl (&rep.length, n);
+ swapl (&rep.window, n);
+ }
+ WriteToClient(client, sizeof(xPanoramiXGetStateReply), (char *)&rep);
+ return Success;
+}
+
+static Bool
+RRXineramaCrtcActive (RRCrtcPtr crtc)
+{
+ return crtc->mode != NULL && crtc->numOutputs > 0;
+}
+
+static int
+RRXineramaScreenCount (ScreenPtr pScreen)
+{
+ int i, n;
+
+ n = 0;
+ if (rrGetScrPriv (pScreen))
+ {
+ rrScrPriv(pScreen);
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ if (RRXineramaCrtcActive (pScrPriv->crtcs[i]))
+ n++;
+ }
+ return n;
+}
+
+static Bool
+RRXineramaScreenActive (ScreenPtr pScreen)
+{
+ return RRXineramaScreenCount (pScreen) > 0;
+}
+
+int
+ProcRRXineramaGetScreenCount(ClientPtr client)
+{
+ REQUEST(xPanoramiXGetScreenCountReq);
+ WindowPtr pWin;
+ xPanoramiXGetScreenCountReply rep;
+ register int n, rc;
+
+ REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.ScreenCount = RRXineramaScreenCount (pWin->drawable.pScreen);
+ rep.window = stuff->window;
+ if(client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.window, n);
+ }
+ WriteToClient(client, sizeof(xPanoramiXGetScreenCountReply), (char *)&rep);
+ return Success;
+}
+
+int
+ProcRRXineramaGetScreenSize(ClientPtr client)
+{
+ REQUEST(xPanoramiXGetScreenSizeReq);
+ WindowPtr pWin, pRoot;
+ ScreenPtr pScreen;
+ xPanoramiXGetScreenSizeReply rep;
+ register int n, rc;
+
+ REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ pScreen = pWin->drawable.pScreen;
+ pRoot = WindowTable[pScreen->myNum];
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.width = pRoot->drawable.width;
+ rep.height = pRoot->drawable.height;
+ rep.window = stuff->window;
+ rep.screen = stuff->screen;
+ if(client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.width, n);
+ swapl(&rep.height, n);
+ swapl(&rep.window, n);
+ swapl(&rep.screen, n);
+ }
+ WriteToClient(client, sizeof(xPanoramiXGetScreenSizeReply), (char *)&rep);
+ return Success;
+}
+
+int
+ProcRRXineramaIsActive(ClientPtr client)
+{
+ xXineramaIsActiveReply rep;
+
+ REQUEST_SIZE_MATCH(xXineramaIsActiveReq);
+
+ memset(&rep, 0, sizeof(xXineramaIsActiveReply));
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.state = RRXineramaScreenActive (screenInfo.screens[RR_XINERAMA_SCREEN]);
+ if(client->swapped) {
+ register int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.state, n);
+ }
+ WriteToClient(client, sizeof(xXineramaIsActiveReply), (char *) &rep);
+ return Success;
+}
+
+static void
+RRXineramaWriteCrtc(ClientPtr client, RRCrtcPtr crtc)
+{
+ xXineramaScreenInfo scratch;
+
+ if (RRXineramaCrtcActive (crtc))
+ {
+ ScreenPtr pScreen = crtc->pScreen;
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(pScreen);
+ BoxRec panned_area;
+
+ /* Check to see if crtc is panned and return the full area when applicable. */
+ if (pScrPriv && pScrPriv->rrGetPanning &&
+ pScrPriv->rrGetPanning (pScreen, crtc, &panned_area, NULL, NULL) &&
+ (panned_area.x2 > panned_area.x1) && (panned_area.y2 > panned_area.y1)) {
+ scratch.x_org = panned_area.x1;
+ scratch.y_org = panned_area.y1;
+ scratch.width = panned_area.x2 - panned_area.x1;
+ scratch.height = panned_area.y2 - panned_area.y1;
+ } else {
+ int width, height;
+ RRCrtcGetScanoutSize (crtc, &width, &height);
+ scratch.x_org = crtc->x;
+ scratch.y_org = crtc->y;
+ scratch.width = width;
+ scratch.height = height;
+ }
+ if(client->swapped) {
+ register int n;
+ swaps(&scratch.x_org, n);
+ swaps(&scratch.y_org, n);
+ swaps(&scratch.width, n);
+ swaps(&scratch.height, n);
+ }
+ WriteToClient(client, sz_XineramaScreenInfo, &scratch);
+ }
+}
+
+int
+ProcRRXineramaQueryScreens(ClientPtr client)
+{
+ xXineramaQueryScreensReply rep;
+ ScreenPtr pScreen = screenInfo.screens[RR_XINERAMA_SCREEN];
+
+ REQUEST_SIZE_MATCH(xXineramaQueryScreensReq);
+
+ if (RRXineramaScreenActive (pScreen))
+ RRGetInfo (pScreen, FALSE);
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.number = RRXineramaScreenCount (pScreen);
+ rep.length = bytes_to_int32(rep.number * sz_XineramaScreenInfo);
+ if(client->swapped) {
+ register int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.number, n);
+ }
+ WriteToClient(client, sizeof(xXineramaQueryScreensReply), (char *)&rep);
+
+ if(rep.number) {
+ rrScrPriv(pScreen);
+ int i;
+ int has_primary = 0;
+
+ if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) {
+ has_primary = 1;
+ RRXineramaWriteCrtc(client, pScrPriv->primaryOutput->crtc);
+ }
+
+ for(i = 0; i < pScrPriv->numCrtcs; i++) {
+ if (has_primary &&
+ pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i])
+ {
+ has_primary = 0;
+ continue;
+ }
+ RRXineramaWriteCrtc(client, pScrPriv->crtcs[i]);
+ }
+ }
+
+ return Success;
+}
+
+static int
+ProcRRXineramaDispatch(ClientPtr client)
+{
+ REQUEST(xReq);
+ switch (stuff->data) {
+ case X_PanoramiXQueryVersion:
+ return ProcRRXineramaQueryVersion(client);
+ case X_PanoramiXGetState:
+ return ProcRRXineramaGetState(client);
+ case X_PanoramiXGetScreenCount:
+ return ProcRRXineramaGetScreenCount(client);
+ case X_PanoramiXGetScreenSize:
+ return ProcRRXineramaGetScreenSize(client);
+ case X_XineramaIsActive:
+ return ProcRRXineramaIsActive(client);
+ case X_XineramaQueryScreens:
+ return ProcRRXineramaQueryScreens(client);
+ }
+ return BadRequest;
+}
+
+/* SProc */
+
+static int
+SProcRRXineramaQueryVersion (ClientPtr client)
+{
+ REQUEST(xPanoramiXQueryVersionReq);
+ register int n;
+ swaps(&stuff->length,n);
+ REQUEST_SIZE_MATCH (xPanoramiXQueryVersionReq);
+ return ProcRRXineramaQueryVersion(client);
+}
+
+static int
+SProcRRXineramaGetState(ClientPtr client)
+{
+ REQUEST(xPanoramiXGetStateReq);
+ register int n;
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xPanoramiXGetStateReq);
+ swapl (&stuff->window, n);
+ return ProcRRXineramaGetState(client);
+}
+
+static int
+SProcRRXineramaGetScreenCount(ClientPtr client)
+{
+ REQUEST(xPanoramiXGetScreenCountReq);
+ register int n;
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq);
+ swapl (&stuff->window, n);
+ return ProcRRXineramaGetScreenCount(client);
+}
+
+static int
+SProcRRXineramaGetScreenSize(ClientPtr client)
+{
+ REQUEST(xPanoramiXGetScreenSizeReq);
+ register int n;
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq);
+ swapl (&stuff->window, n);
+ swapl (&stuff->screen, n);
+ return ProcRRXineramaGetScreenSize(client);
+}
+
+static int
+SProcRRXineramaIsActive(ClientPtr client)
+{
+ REQUEST(xXineramaIsActiveReq);
+ register int n;
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xXineramaIsActiveReq);
+ return ProcRRXineramaIsActive(client);
+}
+
+static int
+SProcRRXineramaQueryScreens(ClientPtr client)
+{
+ REQUEST(xXineramaQueryScreensReq);
+ register int n;
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xXineramaQueryScreensReq);
+ return ProcRRXineramaQueryScreens(client);
+}
+
+int
+SProcRRXineramaDispatch(ClientPtr client)
+{
+ REQUEST(xReq);
+ switch (stuff->data) {
+ case X_PanoramiXQueryVersion:
+ return SProcRRXineramaQueryVersion(client);
+ case X_PanoramiXGetState:
+ return SProcRRXineramaGetState(client);
+ case X_PanoramiXGetScreenCount:
+ return SProcRRXineramaGetScreenCount(client);
+ case X_PanoramiXGetScreenSize:
+ return SProcRRXineramaGetScreenSize(client);
+ case X_XineramaIsActive:
+ return SProcRRXineramaIsActive(client);
+ case X_XineramaQueryScreens:
+ return SProcRRXineramaQueryScreens(client);
+ }
+ return BadRequest;
+}
+
+void
+RRXineramaExtensionInit(void)
+{
+#ifdef PANORAMIX
+ if(!noPanoramiXExtension)
+ return;
+#endif
+
+ /*
+ * Xinerama isn't capable enough to have multiple protocol screens each
+ * with their own output geometry. So if there's more than one protocol
+ * screen, just don't even try.
+ */
+ if (screenInfo.numScreens > 1)
+ return;
+
+ (void) AddExtension(PANORAMIX_PROTOCOL_NAME, 0,0,
+ ProcRRXineramaDispatch,
+ SProcRRXineramaDispatch,
+ NULL,
+ StandardMinorOpcode);
+}
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