diff options
Diffstat (limited to 'nx-X11/programs/Xserver/randr.X.original/randr.c')
| -rw-r--r-- | nx-X11/programs/Xserver/randr.X.original/randr.c | 1319 |
1 files changed, 0 insertions, 1319 deletions
diff --git a/nx-X11/programs/Xserver/randr.X.original/randr.c b/nx-X11/programs/Xserver/randr.X.original/randr.c deleted file mode 100644 index 3911a3498..000000000 --- a/nx-X11/programs/Xserver/randr.X.original/randr.c +++ /dev/null @@ -1,1319 +0,0 @@ -/* - * $XFree86: xc/programs/Xserver/randr/randr.c,v 1.21tsi Exp $ - * - * Copyright © 2000, Compaq Computer Corporation, - * Copyright © 2002, Hewlett Packard, 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 Compaq or HP not be used in advertising - * or publicity pertaining to distribution of the software without specific, - * written prior permission. HP makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - * - * HP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL HP - * 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, HP Labs, Hewlett-Packard, Inc. - */ - - -#define NEED_REPLIES -#define NEED_EVENTS -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xproto.h> -#include "misc.h" -#include "os.h" -#include "dixstruct.h" -#include "resource.h" -#include "scrnintstr.h" -#include "windowstr.h" -#include "pixmapstr.h" -#include "extnsionst.h" -#include "servermd.h" -#include <X11/extensions/randr.h> -#include <X11/extensions/randrproto.h> -#include "randrstr.h" -#ifdef RENDER -#include <X11/extensions/render.h> /* we share subpixel order information */ -#include "picturestr.h" -#endif -#include <X11/Xfuncproto.h> -#ifdef EXTMODULE -#include "xf86_ansic.h" -#endif - -/* From render.h */ -#ifndef SubPixelUnknown -#define SubPixelUnknown 0 -#endif - -#define RR_VALIDATE -int RRGeneration; -int RRNScreens; - -static int ProcRRQueryVersion (ClientPtr pClient); -static int ProcRRDispatch (ClientPtr pClient); -static int SProcRRDispatch (ClientPtr pClient); -static int SProcRRQueryVersion (ClientPtr pClient); - -#define wrap(priv,real,mem,func) {\ - priv->mem = real->mem; \ - real->mem = func; \ -} - -#define unwrap(priv,real,mem) {\ - real->mem = priv->mem; \ -} - -#if 0 -static CARD8 RRReqCode; -static int RRErrBase; -#endif -static int RREventBase; -static RESTYPE ClientType, EventType; /* resource types for event masks */ -static int RRClientPrivateIndex; - -typedef struct _RRTimes { - TimeStamp setTime; - TimeStamp configTime; -} RRTimesRec, *RRTimesPtr; - -typedef struct _RRClient { - int major_version; - int minor_version; -/* RRTimesRec times[0]; */ -} RRClientRec, *RRClientPtr; - -/* - * each window has a list of clients requesting - * RRNotify events. Each client has a resource - * for each window it selects RRNotify input for, - * this resource is used to delete the RRNotifyRec - * entry from the per-window queue. - */ - -typedef struct _RREvent *RREventPtr; - -typedef struct _RREvent { - RREventPtr next; - ClientPtr client; - WindowPtr window; - XID clientResource; - int mask; -} RREventRec; - -int rrPrivIndex = -1; - -#define GetRRClient(pClient) ((RRClientPtr) (pClient)->devPrivates[RRClientPrivateIndex].ptr) -#define rrClientPriv(pClient) RRClientPtr pRRClient = GetRRClient(pClient) - -static Bool -RRClientKnowsRates (ClientPtr pClient) -{ - rrClientPriv(pClient); - - return (pRRClient->major_version > 1 || - (pRRClient->major_version == 1 && pRRClient->minor_version >= 1)); -} - -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 void -RRResetProc (ExtensionEntry *extEntry) -{ -} - -static Bool -RRCloseScreen (int i, ScreenPtr pScreen) -{ - rrScrPriv(pScreen); - - unwrap (pScrPriv, pScreen, CloseScreen); - if (pScrPriv->pSizes) - xfree (pScrPriv->pSizes); - 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->widthInPixels, to->widthInPixels); - cpswaps(from->heightInPixels, to->heightInPixels); - cpswaps(from->widthInMillimeters, to->widthInMillimeters); - cpswaps(from->heightInMillimeters, to->heightInMillimeters); - cpswaps(from->subpixelOrder, to->subpixelOrder); -} - -Bool RRScreenInit(ScreenPtr pScreen) -{ - rrScrPrivPtr pScrPriv; - - if (RRGeneration != serverGeneration) - { - if ((rrPrivIndex = AllocateScreenPrivateIndex()) < 0) - return FALSE; - RRGeneration = serverGeneration; - } - - pScrPriv = (rrScrPrivPtr) xalloc (sizeof (rrScrPrivRec)); - if (!pScrPriv) - return FALSE; - - SetRRScreen(pScreen, pScrPriv); - - /* - * Calling function best set these function vectors - */ - pScrPriv->rrSetConfig = 0; - pScrPriv->rrGetInfo = 0; - /* - * 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->rotations = RR_Rotate_0; - - pScrPriv->nSizes = 0; - pScrPriv->nSizesInUse = 0; - pScrPriv->pSizes = 0; - - pScrPriv->rotation = RR_Rotate_0; - pScrPriv->size = -1; - - 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; - pHead = (RREventPtr *) LookupIDByType(pWin->drawable.id, EventType); - 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, ClientType); - xfree ((pointer) pCur); - } - xfree ((pointer) pHead); - return 1; -} - -void -RRExtensionInit (void) -{ - ExtensionEntry *extEntry; - - if (RRNScreens == 0) return; - - RRClientPrivateIndex = AllocateClientPrivateIndex (); - if (!AllocateClientPrivate (RRClientPrivateIndex, - sizeof (RRClientRec) + - screenInfo.numScreens * sizeof (RRTimesRec))) - return; - if (!AddCallback (&ClientStateCallback, RRClientCallback, 0)) - return; - - ClientType = CreateNewResourceType(RRFreeClient); - if (!ClientType) - return; - EventType = CreateNewResourceType(RRFreeEvents); - if (!EventType) - return; - extEntry = AddExtension (RANDR_NAME, RRNumberEvents, RRNumberErrors, - ProcRRDispatch, SProcRRDispatch, - RRResetProc, StandardMinorOpcode); - if (!extEntry) - return; -#if 0 - RRReqCode = (CARD8) extEntry->base; - RRErrBase = extEntry->errorBase; -#endif - RREventBase = extEntry->eventBase; - EventSwapVector[RREventBase + RRScreenChangeNotify] = (EventSwapPtr) - SRRScreenChangeNotifyEvent; - - return; -} - -static int -TellChanged (WindowPtr pWin, pointer value) -{ - RREventPtr *pHead, pRREvent; - ClientPtr client; - xRRScreenChangeNotifyEvent se; - ScreenPtr pScreen = pWin->drawable.pScreen; - rrScrPriv(pScreen); - RRScreenSizePtr pSize; - WindowPtr pRoot = WindowTable[pScreen->myNum]; - - pHead = (RREventPtr *) LookupIDByType (pWin->drawable.id, EventType); - if (!pHead) - return WT_WALKCHILDREN; - - se.type = RRScreenChangeNotify + RREventBase; - se.rotation = (CARD8) pScrPriv->rotation; - se.timestamp = pScrPriv->lastSetTime.milliseconds; - se.configTimestamp = pScrPriv->lastConfigTime.milliseconds; - se.root = pRoot->drawable.id; - se.window = pWin->drawable.id; -#ifdef RENDER - se.subpixelOrder = PictureGetSubpixelOrder (pScreen); -#else - se.subpixelOrder = SubPixelUnknown; -#endif - if (pScrPriv->size >= 0) - { - pSize = &pScrPriv->pSizes[pScrPriv->size]; - se.sizeID = pSize->id; - se.widthInPixels = pSize->width; - se.heightInPixels = pSize->height; - se.widthInMillimeters = pSize->mmWidth; - se.heightInMillimeters = pSize->mmHeight; - } - else - { - /* - * This "shouldn't happen", but a broken DDX can - * forget to set the current configuration on GetInfo - */ - se.sizeID = 0xffff; - se.widthInPixels = 0; - se.heightInPixels = 0; - se.widthInMillimeters = 0; - se.heightInMillimeters = 0; - } - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) - { - client = pRREvent->client; - if (client == serverClient || client->clientGone) - continue; - se.sequenceNumber = client->sequence; - if(pRREvent->mask & RRScreenChangeNotifyMask) - WriteEventsToClient (client, 1, (xEvent *) &se); - } - return WT_WALKCHILDREN; -} - -static Bool -RRGetInfo (ScreenPtr pScreen) -{ - rrScrPriv (pScreen); - int i, j, k, l; - Bool changed; - Rotation rotations; - RRScreenSizePtr pSize; - RRScreenRatePtr pRate; - - for (i = 0; i < pScrPriv->nSizes; i++) - { - pSize = &pScrPriv->pSizes[i]; - pSize->oldReferenced = pSize->referenced; - pSize->referenced = FALSE; - for (k = 0; k < pSize->nRates; k++) - { - pRate = &pSize->pRates[k]; - pRate->oldReferenced = pRate->referenced; - pRate->referenced = FALSE; - } - } - if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations)) - return FALSE; - - changed = FALSE; - - /* - * Check whether anything changed and simultaneously generate - * the protocol id values for the objects - */ - if (rotations != pScrPriv->rotations) - { - pScrPriv->rotations = rotations; - changed = TRUE; - } - - j = 0; - for (i = 0; i < pScrPriv->nSizes; i++) - { - pSize = &pScrPriv->pSizes[i]; - if (pSize->oldReferenced != pSize->referenced) - changed = TRUE; - if (pSize->referenced) - pSize->id = j++; - l = 0; - for (k = 0; k < pSize->nRates; k++) - { - pRate = &pSize->pRates[k]; - if (pRate->oldReferenced != pRate->referenced) - changed = TRUE; - if (pRate->referenced) - l++; - } - pSize->nRatesInUse = l; - } - pScrPriv->nSizesInUse = j; - if (changed) - { - UpdateCurrentTime (); - pScrPriv->lastConfigTime = currentTime; - WalkTree (pScreen, TellChanged, (pointer) pScreen); - } - return TRUE; -} - -static 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); -} - -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; - rep.majorVersion = RANDR_MAJOR; - rep.minorVersion = RANDR_MINOR; - 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); -} - - -extern char *ConnectionInfo; - -static int padlength[4] = {0, 3, 2, 1}; - -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; -} - -static int -ProcRRGetScreenInfo (ClientPtr client) -{ - REQUEST(xRRGetScreenInfoReq); - xRRGetScreenInfoReply rep; - WindowPtr pWin; - int n; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - CARD8 *extra; - unsigned long extraLen; - - REQUEST_SIZE_MATCH(xRRGetScreenInfoReq); - pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, - SecurityReadAccess); - - if (!pWin) - return BadWindow; - - pScreen = pWin->drawable.pScreen; - pScrPriv = rrGetScrPriv(pScreen); - rep.pad = 0; - if (!pScrPriv) - { - 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); - - RRGetInfo (pScreen); - - rep.type = X_Reply; - rep.setOfRotations = pScrPriv->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 = pScrPriv->rotation; - rep.nSizes = pScrPriv->nSizesInUse; - rep.rate = pScrPriv->rate; - rep.nrateEnts = 0; - if (has_rate) - { - for (i = 0; i < pScrPriv->nSizes; i++) - { - RRScreenSizePtr pSize = &pScrPriv->pSizes[i]; - if (pSize->referenced) - { - rep.nrateEnts += (1 + pSize->nRatesInUse); - } - } - } - - if (pScrPriv->size >= 0) - rep.sizeID = pScrPriv->pSizes[pScrPriv->size].id; - else - return BadImplementation; - - extraLen = (rep.nSizes * sizeof (xScreenSizes) + - rep.nrateEnts * sizeof (CARD16)); - - extra = (CARD8 *) xalloc (extraLen); - if (!extra) - return BadAlloc; - /* - * First comes the size information - */ - size = (xScreenSizes *) extra; - rates = (CARD16 *) (size + rep.nSizes); - for (i = 0; i < pScrPriv->nSizes; i++) - { - RRScreenSizePtr pSize = &pScrPriv->pSizes[i]; - if (pSize->referenced) - { - 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->nRatesInUse; - if (client->swapped) - { - swaps (rates, n); - } - rates++; - for (j = 0; j < pSize->nRates; j++) - { - RRScreenRatePtr pRate = &pSize->pRates[j]; - if (pRate->referenced) - { - *rates = pRate->rate; - if (client->swapped) - { - swaps (rates, n); - } - rates++; - } - } - } - } - } - data8 = (CARD8 *) rates; - - if (data8 - (CARD8 *) extra != extraLen) - FatalError ("RRGetScreenInfo bad extra len %ld != %ld\n", - (unsigned long)(data8 - (CARD8 *) extra), extraLen); - rep.length = (extraLen + 3) >> 2; - } - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.timestamp, n); - swaps(&rep.rotation, n); - swaps(&rep.nSizes, n); - swaps(&rep.sizeID, n); - swaps(&rep.rate, n); - swaps(&rep.nrateEnts, n); - } - WriteToClient(client, sizeof(xRRGetScreenInfoReply), (char *)&rep); - if (extraLen) - { - WriteToClient (client, extraLen, (char *) extra); - xfree (extra); - } - return (client->noClientException); -} - -static int -ProcRRSetScreenConfig (ClientPtr client) -{ - REQUEST(xRRSetScreenConfigReq); - xRRSetScreenConfigReply rep; - DrawablePtr pDraw; - int n; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - TimeStamp configTime; - TimeStamp time; - RRScreenSizePtr pSize; - int i; - Rotation rotation; - int rate; - short oldWidth, oldHeight; - Bool has_rate; - - UpdateCurrentTime (); - - if (RRClientKnowsRates (client)) - { - REQUEST_SIZE_MATCH (xRRSetScreenConfigReq); - has_rate = TRUE; - } - else - { - REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq); - has_rate = FALSE; - } - - SECURITY_VERIFY_DRAWABLE(pDraw, stuff->drawable, client, - SecurityWriteAccess); - - pScreen = pDraw->pScreen; - - pScrPriv = rrGetScrPriv(pScreen); - - time = ClientTimeToServerTime(stuff->timestamp); - configTime = ClientTimeToServerTime(stuff->configTimestamp); - - oldWidth = pScreen->width; - oldHeight = pScreen->height; - - if (!pScrPriv) - { - time = currentTime; - rep.status = RRSetConfigFailed; - goto sendReply; - } - if (!RRGetInfo (pScreen)) - return BadAlloc; - - /* - * 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; - } - - /* - * Search for the requested size - */ - pSize = 0; - for (i = 0; i < pScrPriv->nSizes; i++) - { - pSize = &pScrPriv->pSizes[i]; - if (pSize->referenced && pSize->id == stuff->sizeID) - { - break; - } - } - if (i == pScrPriv->nSizes) - { - /* - * Invalid size ID - */ - client->errorValue = stuff->sizeID; - return BadValue; - } - - /* - * 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; - return BadValue; - } - - if ((~pScrPriv->rotations) & rotation) - { - /* - * requested rotation or reflection not supported by screen - */ - client->errorValue = stuff->rotation; - return BadMatch; - } - - /* - * Validate requested refresh - */ - if (has_rate) - rate = (int) stuff->rate; - else - rate = 0; - - if (rate) - { - for (i = 0; i < pSize->nRates; i++) - { - RRScreenRatePtr pRate = &pSize->pRates[i]; - if (pRate->referenced && pRate->rate == rate) - break; - } - if (i == pSize->nRates) - { - /* - * Invalid rate - */ - client->errorValue = rate; - return BadValue; - } - } - - /* - * 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; - } - - /* - * call out to ddx routine to effect the change - */ - if (!(*pScrPriv->rrSetConfig) (pScreen, rotation, rate, - pSize)) - { - /* - * unknown DDX failure, report to client - */ - rep.status = RRSetConfigFailed; - goto sendReply; - } - - /* - * set current extension configuration pointers - */ - RRSetCurrentConfig (pScreen, rotation, rate, pSize); - - /* - * Deliver ScreenChangeNotify events whenever - * the configuration is updated - */ - WalkTree (pScreen, TellChanged, (pointer) pScreen); - - /* - * Deliver ConfigureNotify events when root changes - * pixel size - */ - if (oldWidth != pScreen->width || oldHeight != pScreen->height) - RRSendConfigNotify (pScreen); - RREditConnectionInfo (pScreen); - - /* - * Fix pointer bounds and location - */ - ScreenRestructured (pScreen); - pScrPriv->lastSetTime = time; - - /* - * Report Success - */ - rep.status = RRSetConfigSuccess; - -sendReply: - - 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); -} - -int -RRSetScreenConfig (ScreenPtr pScreen, - Rotation rotation, - int rate, - RRScreenSizePtr pSize) -{ - rrScrPrivPtr pScrPriv; - int i; - short oldWidth, oldHeight; - - pScrPriv = rrGetScrPriv(pScreen); - - oldWidth = pScreen->width; - oldHeight = pScreen->height; - - if (!RRGetInfo (pScreen)) - return BadAlloc; - - /* - * Validate requested 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 - */ - return BadValue; - } - - if ((~pScrPriv->rotations) & rotation) - { - /* - * requested rotation or reflection not supported by screen - */ - return BadMatch; - } - - /* - * Validate requested refresh - */ - if (rate) - { - for (i = 0; i < pSize->nRates; i++) - { - RRScreenRatePtr pRate = &pSize->pRates[i]; - if (pRate->referenced && pRate->rate == rate) - break; - } - if (i == pSize->nRates) - { - /* - * Invalid rate - */ - return BadValue; - } - } - - /* - * call out to ddx routine to effect the change - */ - if (!(*pScrPriv->rrSetConfig) (pScreen, rotation, rate, - pSize)) - { - /* - * unknown DDX failure, report to client - */ - return BadImplementation; - } - - /* - * set current extension configuration pointers - */ - RRSetCurrentConfig (pScreen, rotation, rate, pSize); - - /* - * Deliver ScreenChangeNotify events whenever - * the configuration is updated - */ - WalkTree (pScreen, TellChanged, (pointer) pScreen); - - /* - * Deliver ConfigureNotify events when root changes - * pixel size - */ - if (oldWidth != pScreen->width || oldHeight != pScreen->height) - RRSendConfigNotify (pScreen); - RREditConnectionInfo (pScreen); - - /* - * Fix pointer bounds and location - */ - ScreenRestructured (pScreen); - - return Success; -} - -static int -ProcRRSelectInput (ClientPtr client) -{ - REQUEST(xRRSelectInputReq); - rrClientPriv(client); - RRTimesPtr pTimes; - WindowPtr pWin; - RREventPtr pRREvent, pNewRREvent, *pHead; - XID clientResource; - - REQUEST_SIZE_MATCH(xRRSelectInputReq); - pWin = SecurityLookupWindow (stuff->window, client, SecurityWriteAccess); - if (!pWin) - return BadWindow; - pHead = (RREventPtr *)SecurityLookupIDByType(client, - pWin->drawable.id, EventType, - SecurityWriteAccess); - - if (stuff->enable & (RRScreenChangeNotifyMask)) - { - ScreenPtr pScreen = pWin->drawable.pScreen; - rrScrPriv (pScreen); - - if (pHead) - { - /* check for existing entry. */ - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) - if (pRREvent->client == client) - return Success; - } - - /* build the entry */ - pNewRREvent = (RREventPtr) xalloc (sizeof (RREventRec)); - if (!pNewRREvent) - return BadAlloc; - pNewRREvent->next = 0; - pNewRREvent->client = client; - pNewRREvent->window = pWin; - pNewRREvent->mask = stuff->enable; - /* - * add a resource that will be deleted when - * the client goes away - */ - clientResource = FakeClientID (client->index); - pNewRREvent->clientResource = clientResource; - if (!AddResource (clientResource, ClientType, (pointer)pNewRREvent)) - 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, EventType, (pointer)pHead)) - { - FreeResource (clientResource, RT_NONE); - return BadAlloc; - } - *pHead = 0; - } - pNewRREvent->next = *pHead; - *pHead = pNewRREvent; - /* - * Now see if the client needs an event - */ - if (pScrPriv) - { - pTimes = &((RRTimesPtr) (pRRClient + 1))[pScreen->myNum]; - if (CompareTimeStamps (pTimes->setTime, - pScrPriv->lastSetTime) != 0 || - CompareTimeStamps (pTimes->configTime, - pScrPriv->lastConfigTime) != 0) - { - TellChanged (pWin, (pointer) pScreen); - } - } - } - else if (stuff->enable == xFalse) - { - /* delete the interest */ - if (pHead) { - pNewRREvent = 0; - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) { - if (pRREvent->client == client) - break; - pNewRREvent = pRREvent; - } - if (pRREvent) { - FreeResource (pRREvent->clientResource, ClientType); - if (pNewRREvent) - pNewRREvent->next = pRREvent->next; - else - *pHead = pRREvent->next; - xfree (pRREvent); - } - } - } - else - { - client->errorValue = stuff->enable; - return BadValue; - } - return Success; -} - - -static int -ProcRRDispatch (ClientPtr client) -{ - REQUEST(xReq); - switch (stuff->data) - { - case X_RRQueryVersion: - return ProcRRQueryVersion(client); - case X_RRSetScreenConfig: - return ProcRRSetScreenConfig(client); - case X_RRSelectInput: - return ProcRRSelectInput(client); - case X_RRGetScreenInfo: - return ProcRRGetScreenInfo(client); - default: - return BadRequest; - } -} - -static int -SProcRRQueryVersion (ClientPtr client) -{ - register int n; - REQUEST(xRRQueryVersionReq); - - swaps(&stuff->length, n); - swapl(&stuff->majorVersion, n); - swapl(&stuff->minorVersion, n); - return ProcRRQueryVersion(client); -} - -static int -SProcRRGetScreenInfo (ClientPtr client) -{ - register int n; - REQUEST(xRRGetScreenInfoReq); - - swaps(&stuff->length, n); - swapl(&stuff->window, n); - return ProcRRGetScreenInfo(client); -} - -static int -SProcRRSetScreenConfig (ClientPtr client) -{ - register int n; - REQUEST(xRRSetScreenConfigReq); - - if (RRClientKnowsRates (client)) - { - REQUEST_SIZE_MATCH (xRRSetScreenConfigReq); - swaps (&stuff->rate, n); - } - else - { - REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq); - } - - swaps(&stuff->length, n); - swapl(&stuff->drawable, n); - swapl(&stuff->timestamp, n); - swaps(&stuff->sizeID, n); - swaps(&stuff->rotation, n); - return ProcRRSetScreenConfig(client); -} - -static int -SProcRRSelectInput (ClientPtr client) -{ - register int n; - REQUEST(xRRSelectInputReq); - - swaps(&stuff->length, n); - swapl(&stuff->window, n); - return ProcRRSelectInput(client); -} - - -static int -SProcRRDispatch (ClientPtr client) -{ - REQUEST(xReq); - switch (stuff->data) - { - case X_RRQueryVersion: - return SProcRRQueryVersion(client); - case X_RRSetScreenConfig: - return SProcRRSetScreenConfig(client); - case X_RRSelectInput: - return SProcRRSelectInput(client); - case X_RRGetScreenInfo: - return SProcRRGetScreenInfo(client); - default: - return BadRequest; - } -} - - -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.width = width; - tmp.height= height; - tmp.mmWidth = mmWidth; - tmp.mmHeight = mmHeight; - tmp.pRates = 0; - tmp.nRates = 0; - tmp.nRatesInUse = 0; - tmp.referenced = TRUE; - tmp.oldReferenced = FALSE; - for (i = 0; i < pScrPriv->nSizes; i++) - if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i])) - { - pScrPriv->pSizes[i].referenced = TRUE; - 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++) - { - pRate = &pSize->pRates[i]; - if (pRate->rate == rate) - { - pRate->referenced = TRUE; - return TRUE; - } - } - - pNew = xrealloc (pSize->pRates, - (pSize->nRates + 1) * sizeof (RRScreenRate)); - if (!pNew) - return FALSE; - pRate = &pNew[pSize->nRates++]; - pRate->rate = rate; - pRate->referenced = TRUE; - pRate->oldReferenced = FALSE; - pSize->pRates = pNew; - return TRUE; -} - -void -RRSetCurrentConfig (ScreenPtr pScreen, - Rotation rotation, - int rate, - RRScreenSizePtr pSize) -{ - rrScrPriv (pScreen); - - if (!pScrPriv) - return; - - pScrPriv->rotation = rotation; - pScrPriv->size = pSize - pScrPriv->pSizes; - pScrPriv->rate = rate; -} |