static void
FreeCursorBits(CursorBitsPtr bits)
{
if (--bits->refcnt > 0)
return;
xfree(bits->source);
xfree(bits->mask);
#ifdef ARGB_CURSOR
xfree(bits->argb);
#endif
dixFreePrivates(bits->devPrivates);
bits->devPrivates = NULL;
if (bits->refcnt == 0)
{
GlyphSharePtr *prev, this;
for (prev = &sharedGlyphs;
(this = *prev) && (this->bits != bits);
prev = &this->next)
;
if (this)
{
*prev = this->next;
CloseFont(this->font, (Font)0);
xfree(this);
}
xfree(bits);
}
}
void
InitSelections(void)
{
Selection *pSel, *pNextSel;
pSel = CurrentSelections;
while (pSel) {
pNextSel = pSel->next;
dixFreePrivates(pSel->devPrivates);
xfree(pSel);
pSel = pNextSel;
}
CurrentSelections = NULL;
}
void
CloseDownExtensions(void)
{
int i, j;
for (i = NumExtensions - 1; i >= 0; i--) {
if (extensions[i]->CloseDown)
extensions[i]->CloseDown(extensions[i]);
NumExtensions = i;
free(extensions[i]->name);
for (j = extensions[i]->num_aliases; --j >= 0;)
free(extensions[i]->aliases[j]);
free(extensions[i]->aliases);
dixFreePrivates(extensions[i]->devPrivates, PRIVATE_EXTENSION);
free(extensions[i]);
}
free(extensions);
extensions = (ExtensionEntry **) NULL;
lastEvent = EXTENSION_EVENT_BASE;
lastError = FirstExtensionError;
}
/**
* To be called indirectly by DeleteResource; must use exactly two args.
*
* \param value must conform to DeleteType
*/
int
FreeCursor(pointer value, XID cid)
{
int nscr;
CursorPtr pCurs = (CursorPtr)value;
ScreenPtr pscr;
DeviceIntPtr pDev = NULL; /* unused anyway */
if ( --pCurs->refcnt != 0)
return(Success);
for (nscr = 0; nscr < screenInfo.numScreens; nscr++)
{
pscr = screenInfo.screens[nscr];
(void)( *pscr->UnrealizeCursor)(pDev, pscr, pCurs);
}
dixFreePrivates(pCurs->devPrivates);
FreeCursorBits(pCurs->bits);
xfree( pCurs);
return(Success);
}
int
AnimCursorCreate (CursorPtr *cursors, CARD32 *deltas, int ncursor, CursorPtr *ppCursor, ClientPtr client, XID cid)
{
CursorPtr pCursor;
int rc, i;
AnimCurPtr ac;
for (i = 0; i < screenInfo.numScreens; i++)
if (!GetAnimCurScreenIfSet (screenInfo.screens[i]))
return BadImplementation;
for (i = 0; i < ncursor; i++)
if (IsAnimCur (cursors[i]))
return BadMatch;
pCursor = (CursorPtr) xalloc (sizeof (CursorRec) +
sizeof (AnimCurRec) +
ncursor * sizeof (AnimCurElt));
if (!pCursor)
return BadAlloc;
pCursor->bits = &animCursorBits;
pCursor->refcnt = 1;
pCursor->foreRed = cursors[0]->foreRed;
pCursor->foreGreen = cursors[0]->foreGreen;
pCursor->foreBlue = cursors[0]->foreBlue;
pCursor->backRed = cursors[0]->backRed;
pCursor->backGreen = cursors[0]->backGreen;
pCursor->backBlue = cursors[0]->backBlue;
pCursor->id = cid;
pCursor->devPrivates = NULL;
/* security creation/labeling check */
rc = XaceHook(XACE_RESOURCE_ACCESS, client, cid, RT_CURSOR, pCursor,
RT_NONE, NULL, DixCreateAccess);
if (rc != Success) {
dixFreePrivates(pCursor->devPrivates);
xfree(pCursor);
return rc;
}
/*
* Fill in the AnimCurRec
*/
animCursorBits.refcnt++;
ac = GetAnimCur (pCursor);
ac->nelt = ncursor;
ac->elts = (AnimCurElt *) (ac + 1);
for (i = 0; i < ncursor; i++)
{
cursors[i]->refcnt++;
ac->elts[i].pCursor = cursors[i];
ac->elts[i].delay = deltas[i];
}
*ppCursor = pCursor;
return Success;
}
int
main(int argc, char *argv[], char *envp[])
#endif
{
int i;
HWEventQueueType alwaysCheckForInput[2];
display = "0";
InitRegions();
CheckUserParameters(argc, argv, envp);
CheckUserAuthorization();
InitConnectionLimits();
ProcessCommandLine(argc, argv);
alwaysCheckForInput[0] = 0;
alwaysCheckForInput[1] = 1;
while (1) {
serverGeneration++;
ScreenSaverTime = defaultScreenSaverTime;
ScreenSaverInterval = defaultScreenSaverInterval;
ScreenSaverBlanking = defaultScreenSaverBlanking;
ScreenSaverAllowExposures = defaultScreenSaverAllowExposures;
#ifdef DPMSExtension
DPMSStandbyTime = DPMSSuspendTime = DPMSOffTime = ScreenSaverTime;
DPMSEnabled = TRUE;
DPMSPowerLevel = 0;
#endif
InitBlockAndWakeupHandlers();
/* Perform any operating system dependent initializations you'd like */
OsInit();
if (serverGeneration == 1) {
CreateWellKnownSockets();
for (i = 1; i < MAXCLIENTS; i++)
clients[i] = NullClient;
serverClient = calloc(sizeof(ClientRec), 1);
if (!serverClient)
FatalError("couldn't create server client");
InitClient(serverClient, 0, (pointer) NULL);
}
else
ResetWellKnownSockets();
clients[0] = serverClient;
currentMaxClients = 1;
/* Initialize privates before first allocation */
dixResetPrivates();
/* Initialize server client devPrivates, to be reallocated as
* more client privates are registered
*/
if (!dixAllocatePrivates(&serverClient->devPrivates, PRIVATE_CLIENT))
FatalError("failed to create server client privates");
if (!InitClientResources(serverClient)) /* for root resources */
FatalError("couldn't init server resources");
SetInputCheck(&alwaysCheckForInput[0], &alwaysCheckForInput[1]);
screenInfo.numScreens = 0;
InitAtoms();
InitEvents();
InitSelections();
InitGlyphCaching();
dixResetRegistry();
ResetFontPrivateIndex();
InitCallbackManager();
InitOutput(&screenInfo, argc, argv);
if (screenInfo.numScreens < 1)
FatalError("no screens found");
InitExtensions(argc, argv);
for (i = 0; i < screenInfo.numGPUScreens; i++) {
ScreenPtr pScreen = screenInfo.gpuscreens[i];
if (!CreateScratchPixmapsForScreen(pScreen))
FatalError("failed to create scratch pixmaps");
}
for (i = 0; i < screenInfo.numScreens; i++) {
ScreenPtr pScreen = screenInfo.screens[i];
if (!CreateScratchPixmapsForScreen(pScreen))
FatalError("failed to create scratch pixmaps");
if (pScreen->CreateScreenResources &&
!(*pScreen->CreateScreenResources) (pScreen))
FatalError("failed to create screen resources");
if (!CreateGCperDepth(i))
FatalError("failed to create scratch GCs");
if (!CreateDefaultStipple(i))
FatalError("failed to create default stipple");
if (!CreateRootWindow(pScreen))
FatalError("failed to create root window");
}
InitFonts();
if (SetDefaultFontPath(defaultFontPath) != Success) {
ErrorF("[dix] failed to set default font path '%s'",
defaultFontPath);
}
if (!SetDefaultFont(defaultTextFont)) {
FatalError("could not open default font '%s'", defaultTextFont);
}
if (!(rootCursor = CreateRootCursor(NULL, 0))) {
FatalError("could not open default cursor font '%s'",
defaultCursorFont);
}
#ifdef DPMSExtension
/* check all screens, looking for DPMS Capabilities */
DPMSCapableFlag = DPMSSupported();
if (!DPMSCapableFlag)
DPMSEnabled = FALSE;
#endif
#ifdef PANORAMIX
/*
* Consolidate window and colourmap information for each screen
*/
if (!noPanoramiXExtension)
PanoramiXConsolidate();
#endif
for (i = 0; i < screenInfo.numScreens; i++)
InitRootWindow(screenInfo.screens[i]->root);
InitCoreDevices();
InitInput(argc, argv);
InitAndStartDevices();
ReserveClientIds(serverClient);
dixSaveScreens(serverClient, SCREEN_SAVER_FORCER, ScreenSaverReset);
#ifdef PANORAMIX
if (!noPanoramiXExtension) {
if (!PanoramiXCreateConnectionBlock()) {
FatalError("could not create connection block info");
}
}
else
#endif
{
if (!CreateConnectionBlock()) {
FatalError("could not create connection block info");
}
}
#ifdef XQUARTZ
/* Let the other threads know the server is done with its init */
pthread_mutex_lock(&serverRunningMutex);
serverRunning = TRUE;
pthread_cond_broadcast(&serverRunningCond);
pthread_mutex_unlock(&serverRunningMutex);
#endif
NotifyParentProcess();
Dispatch();
#ifdef XQUARTZ
/* Let the other threads know the server is no longer running */
pthread_mutex_lock(&serverRunningMutex);
serverRunning = FALSE;
pthread_mutex_unlock(&serverRunningMutex);
#endif
UndisplayDevices();
DisableAllDevices();
/* Now free up whatever must be freed */
if (screenIsSaved == SCREEN_SAVER_ON)
dixSaveScreens(serverClient, SCREEN_SAVER_OFF, ScreenSaverReset);
FreeScreenSaverTimer();
CloseDownExtensions();
#ifdef PANORAMIX
{
Bool remember_it = noPanoramiXExtension;
noPanoramiXExtension = TRUE;
FreeAllResources();
noPanoramiXExtension = remember_it;
}
#else
FreeAllResources();
#endif
CloseInput();
for (i = 0; i < screenInfo.numScreens; i++)
screenInfo.screens[i]->root = NullWindow;
CloseDownDevices();
CloseDownEvents();
for (i = screenInfo.numGPUScreens - 1; i >= 0; i--) {
ScreenPtr pScreen = screenInfo.gpuscreens[i];
FreeScratchPixmapsForScreen(pScreen);
(*pScreen->CloseScreen) (pScreen);
dixFreePrivates(pScreen->devPrivates, PRIVATE_SCREEN);
free(pScreen);
screenInfo.numGPUScreens = i;
}
for (i = screenInfo.numScreens - 1; i >= 0; i--) {
FreeScratchPixmapsForScreen(screenInfo.screens[i]);
FreeGCperDepth(i);
FreeDefaultStipple(i);
dixFreeScreenSpecificPrivates(screenInfo.screens[i]);
(*screenInfo.screens[i]->CloseScreen) (screenInfo.screens[i]);
dixFreePrivates(screenInfo.screens[i]->devPrivates, PRIVATE_SCREEN);
free(screenInfo.screens[i]);
screenInfo.numScreens = i;
}
ReleaseClientIds(serverClient);
dixFreePrivates(serverClient->devPrivates, PRIVATE_CLIENT);
serverClient->devPrivates = NULL;
FreeFonts();
FreeAuditTimer();
if (dispatchException & DE_TERMINATE) {
CloseWellKnownConnections();
}
OsCleanup((dispatchException & DE_TERMINATE) != 0);
if (dispatchException & DE_TERMINATE) {
ddxGiveUp(EXIT_NO_ERROR);
break;
}
free(ConnectionInfo);
ConnectionInfo = NULL;
}
return 0;
}
ExtensionEntry *
AddExtension(const char *name, int NumEvents, int NumErrors,
int (*MainProc)(ClientPtr c1),
int (*SwappedMainProc)(ClientPtr c2),
void (*CloseDownProc)(ExtensionEntry *e),
unsigned short (*MinorOpcodeProc)(ClientPtr c3))
{
int i;
ExtensionEntry *ext, **newexts;
if (!MainProc || !SwappedMainProc || !MinorOpcodeProc)
return((ExtensionEntry *) NULL);
if ((lastEvent + NumEvents > MAXEVENTS) ||
(unsigned)(lastError + NumErrors > LAST_ERROR)) {
LogMessage(X_ERROR, "Not enabling extension %s: maximum number of "
"events or errors exceeded.\n", name);
return((ExtensionEntry *) NULL);
}
ext = calloc(sizeof (ExtensionEntry), 1);
if (!ext)
return NULL;
if (!dixAllocatePrivates(&ext->devPrivates, PRIVATE_EXTENSION)) {
free(ext);
return NULL;
}
ext->name = strdup(name);
ext->num_aliases = 0;
ext->aliases = (char **)NULL;
if (!ext->name)
{
dixFreePrivates(ext->devPrivates, PRIVATE_EXTENSION);
free(ext);
return((ExtensionEntry *) NULL);
}
i = NumExtensions;
newexts = (ExtensionEntry **) realloc(extensions,
(i + 1) * sizeof(ExtensionEntry *));
if (!newexts)
{
free(ext->name);
dixFreePrivates(ext->devPrivates, PRIVATE_EXTENSION);
free(ext);
return((ExtensionEntry *) NULL);
}
NumExtensions++;
extensions = newexts;
extensions[i] = ext;
ext->index = i;
ext->base = i + EXTENSION_BASE;
ext->CloseDown = CloseDownProc;
ext->MinorOpcode = MinorOpcodeProc;
ProcVector[i + EXTENSION_BASE] = MainProc;
SwappedProcVector[i + EXTENSION_BASE] = SwappedMainProc;
if (NumEvents)
{
ext->eventBase = lastEvent;
ext->eventLast = lastEvent + NumEvents;
lastEvent += NumEvents;
}
else
{
ext->eventBase = 0;
ext->eventLast = 0;
}
if (NumErrors)
{
ext->errorBase = lastError;
ext->errorLast = lastError + NumErrors;
lastError += NumErrors;
}
else
{
ext->errorBase = 0;
ext->errorLast = 0;
}
RegisterExtensionNames(ext);
return ext;
}
int
dix_main(int argc, char *argv[], char *envp[])
{
int i;
HWEventQueueType alwaysCheckForInput[2];
#ifdef _DEBUG
//int TmpFlag=_CrtSetDbgFlag( _CRTDBG_REPORT_FLAG);
//TmpFlag|=_CRTDBG_ALLOC_MEM_DF;
//TmpFlag|=_CRTDBG_DELAY_FREE_MEM_DF;
//TmpFlag|=_CRTDBG_CHECK_ALWAYS_DF;
//TmpFlag|=_CRTDBG_CHECK_CRT_DF;
//TmpFlag|=_CRTDBG_LEAK_CHECK_DF;
//_CrtSetDbgFlag(TmpFlag);
#endif
ptw32_processInitialize();
display = "0";
#ifdef WIN32
if (InitWSA()<0)
{
printf("Error initialising WSA\n");
return -1;
}
/* In Win32 we have different threads call Xlib functions (depending
on the commandline options given).
XInitThreads has to be called before
any xlib function is called (aoccording to the man page) */
XInitThreads();
/* change the current directory to the directory where the vcxsrv.exe executable is installed.
This is needed because the font directories are relative to the current directory.
*/
{
char ModuleFilename[MAX_PATH];
char *pSlash;
GetModuleFileName(NULL,ModuleFilename,sizeof(ModuleFilename));
pSlash=strrchr(ModuleFilename,'\\');
if (pSlash)
{
*pSlash='\0';
chdir(ModuleFilename);
}
}
OsVendorPreInit(argc, argv);
#endif
InitRegions();
CheckUserParameters(argc, argv, envp);
CheckUserAuthorization();
InitConnectionLimits();
ProcessCommandLine(argc, argv);
alwaysCheckForInput[0] = 0;
alwaysCheckForInput[1] = 1;
while (1) {
serverGeneration++;
ScreenSaverTime = defaultScreenSaverTime;
ScreenSaverInterval = defaultScreenSaverInterval;
ScreenSaverBlanking = defaultScreenSaverBlanking;
ScreenSaverAllowExposures = defaultScreenSaverAllowExposures;
#ifdef DPMSExtension
DPMSStandbyTime = DPMSSuspendTime = DPMSOffTime = ScreenSaverTime;
DPMSEnabled = TRUE;
DPMSPowerLevel = 0;
#endif
InitBlockAndWakeupHandlers();
/* Perform any operating system dependent initializations you'd like */
if (serverGeneration == 1) {
CreateWellKnownSockets();
for (i = 1; i < MAXCLIENTS; i++)
clients[i] = NullClient;
serverClient = calloc(sizeof(ClientRec), 1);
if (!serverClient)
FatalError("couldn't create server client");
InitClient(serverClient, 0, (void *) NULL);
}
else
ResetWellKnownSockets();
clients[0] = serverClient;
currentMaxClients = 1;
OsInit();
/* clear any existing selections */
InitSelections();
/* Initialize privates before first allocation */
dixResetPrivates();
/* Initialize server client devPrivates, to be reallocated as
* more client privates are registered
*/
if (!dixAllocatePrivates(&serverClient->devPrivates, PRIVATE_CLIENT))
FatalError("failed to create server client privates");
if (!InitClientResources(serverClient)) /* for root resources */
FatalError("couldn't init server resources");
SetInputCheck(&alwaysCheckForInput[0], &alwaysCheckForInput[1]);
screenInfo.numScreens = 0;
InitAtoms();
InitEvents();
InitGlyphCaching();
dixResetRegistry();
ResetFontPrivateIndex();
InitCallbackManager();
InitOutput(&screenInfo, argc, argv);
if (screenInfo.numScreens < 1)
FatalError("no screens found");
InitExtensions(argc, argv);
for (i = 0; i < screenInfo.numGPUScreens; i++) {
ScreenPtr pScreen = screenInfo.gpuscreens[i];
if (!CreateScratchPixmapsForScreen(pScreen))
FatalError("failed to create scratch pixmaps");
if (pScreen->CreateScreenResources &&
!(*pScreen->CreateScreenResources) (pScreen))
FatalError("failed to create screen resources");
}
for (i = 0; i < screenInfo.numScreens; i++) {
ScreenPtr pScreen = screenInfo.screens[i];
if (!CreateScratchPixmapsForScreen(pScreen))
FatalError("failed to create scratch pixmaps");
if (pScreen->CreateScreenResources &&
!(*pScreen->CreateScreenResources) (pScreen))
FatalError("failed to create screen resources");
if (!CreateGCperDepth(i))
FatalError("failed to create scratch GCs");
if (!CreateDefaultStipple(i))
FatalError("failed to create default stipple");
if (!CreateRootWindow(pScreen))
FatalError("failed to create root window");
}
InitFonts();
if (SetDefaultFontPath(defaultFontPath) != Success) {
ErrorF("[dix] failed to set default font path '%s'",
defaultFontPath);
}
if (!SetDefaultFont(defaultTextFont)) {
FatalError("could not open default font '%s'", defaultTextFont);
}
if (!(rootCursor = CreateRootCursor(NULL, 0))) {
FatalError("could not open default cursor font '%s'",
defaultCursorFont);
}
#ifdef DPMSExtension
/* check all screens, looking for DPMS Capabilities */
DPMSCapableFlag = DPMSSupported();
if (!DPMSCapableFlag)
DPMSEnabled = FALSE;
#endif
#ifdef PANORAMIX
/*
* Consolidate window and colourmap information for each screen
*/
if (!noPanoramiXExtension)
PanoramiXConsolidate();
#endif
for (i = 0; i < screenInfo.numScreens; i++)
InitRootWindow(screenInfo.screens[i]->root);
InitCoreDevices();
InitInput(argc, argv);
InitAndStartDevices();
ReserveClientIds(serverClient);
dixSaveScreens(serverClient, SCREEN_SAVER_FORCER, ScreenSaverReset);
dixCloseRegistry();
#ifdef PANORAMIX
if (!noPanoramiXExtension) {
if (!PanoramiXCreateConnectionBlock()) {
FatalError("could not create connection block info");
}
}
else
#endif
{
if (!CreateConnectionBlock()) {
FatalError("could not create connection block info");
}
}
#ifdef XQUARTZ
/* Let the other threads know the server is done with its init */
pthread_mutex_lock(&serverRunningMutex);
serverRunning = TRUE;
pthread_cond_broadcast(&serverRunningCond);
pthread_mutex_unlock(&serverRunningMutex);
#endif
NotifyParentProcess();
#ifdef _MSC_VER
// initialise here because doing it in InitInput failes because keyboard device is not started yet then
winInitializeModeKeyStates ();
#endif
Dispatch();
#ifdef XQUARTZ
/* Let the other threads know the server is no longer running */
pthread_mutex_lock(&serverRunningMutex);
serverRunning = FALSE;
pthread_mutex_unlock(&serverRunningMutex);
#endif
UndisplayDevices();
DisableAllDevices();
/* Now free up whatever must be freed */
if (screenIsSaved == SCREEN_SAVER_ON)
dixSaveScreens(serverClient, SCREEN_SAVER_OFF, ScreenSaverReset);
FreeScreenSaverTimer();
CloseDownExtensions();
#ifdef PANORAMIX
{
Bool remember_it = noPanoramiXExtension;
noPanoramiXExtension = TRUE;
FreeAllResources();
noPanoramiXExtension = remember_it;
}
#else
FreeAllResources();
#endif
CloseInput();
for (i = 0; i < screenInfo.numScreens; i++)
screenInfo.screens[i]->root = NullWindow;
CloseDownDevices();
CloseDownEvents();
for (i = screenInfo.numGPUScreens - 1; i >= 0; i--) {
ScreenPtr pScreen = screenInfo.gpuscreens[i];
FreeScratchPixmapsForScreen(pScreen);
(*pScreen->CloseScreen) (pScreen);
dixFreePrivates(pScreen->devPrivates, PRIVATE_SCREEN);
free(pScreen);
screenInfo.numGPUScreens = i;
}
for (i = screenInfo.numScreens - 1; i >= 0; i--) {
FreeScratchPixmapsForScreen(screenInfo.screens[i]);
FreeGCperDepth(i);
FreeDefaultStipple(i);
dixFreeScreenSpecificPrivates(screenInfo.screens[i]);
(*screenInfo.screens[i]->CloseScreen) (screenInfo.screens[i]);
dixFreePrivates(screenInfo.screens[i]->devPrivates, PRIVATE_SCREEN);
free(screenInfo.screens[i]);
screenInfo.numScreens = i;
}
ReleaseClientIds(serverClient);
dixFreePrivates(serverClient->devPrivates, PRIVATE_CLIENT);
serverClient->devPrivates = NULL;
dixFreeRegistry();
FreeFonts();
FreeAllAtoms();
FreeAuditTimer();
DeleteCallbackManager();
if (dispatchException & DE_TERMINATE) {
CloseWellKnownConnections();
}
OsCleanup((dispatchException & DE_TERMINATE) != 0);
if (dispatchException & DE_TERMINATE) {
ddxGiveUp(EXIT_NO_ERROR);
break;
}
free(ConnectionInfo);
ConnectionInfo = NULL;
}
return 0;
}
int
AllocGlyphCursor(Font source, unsigned sourceChar, Font mask, unsigned maskChar,
unsigned foreRed, unsigned foreGreen, unsigned foreBlue,
unsigned backRed, unsigned backGreen, unsigned backBlue,
CursorPtr *ppCurs, ClientPtr client, XID cid)
{
FontPtr sourcefont, maskfont;
unsigned char *srcbits;
unsigned char *mskbits;
CursorMetricRec cm;
int rc;
CursorBitsPtr bits;
CursorPtr pCurs;
GlyphSharePtr pShare;
rc = dixLookupResourceByType((pointer *)&sourcefont, source, RT_FONT, client,
DixUseAccess);
if (rc != Success)
{
client->errorValue = source;
return (rc == BadValue) ? BadFont : rc;
}
rc = dixLookupResourceByType((pointer *)&maskfont, mask, RT_FONT, client,
DixUseAccess);
if (rc != Success && mask != None)
{
client->errorValue = mask;
return (rc == BadValue) ? BadFont : rc;
}
if (sourcefont != maskfont)
pShare = (GlyphSharePtr)NULL;
else
{
for (pShare = sharedGlyphs;
pShare &&
((pShare->font != sourcefont) ||
(pShare->sourceChar != sourceChar) ||
(pShare->maskChar != maskChar));
pShare = pShare->next)
;
}
if (pShare)
{
pCurs = (CursorPtr)xcalloc(sizeof(CursorRec), 1);
if (!pCurs)
return BadAlloc;
bits = pShare->bits;
bits->refcnt++;
}
else
{
if (!CursorMetricsFromGlyph(sourcefont, sourceChar, &cm))
{
client->errorValue = sourceChar;
return BadValue;
}
if (!maskfont)
{
long n;
unsigned char *mskptr;
n = BitmapBytePad(cm.width)*(long)cm.height;
mskptr = mskbits = xalloc(n);
if (!mskptr)
return BadAlloc;
while (--n >= 0)
*mskptr++ = ~0;
}
else
{
if (!CursorMetricsFromGlyph(maskfont, maskChar, &cm))
{
client->errorValue = maskChar;
return BadValue;
}
if ((rc = ServerBitsFromGlyph(maskfont, maskChar, &cm, &mskbits)))
return rc;
}
if ((rc = ServerBitsFromGlyph(sourcefont, sourceChar, &cm, &srcbits)))
{
xfree(mskbits);
return rc;
}
if (sourcefont != maskfont)
{
pCurs =
(CursorPtr)xcalloc(sizeof(CursorRec) + sizeof(CursorBits), 1);
if (pCurs)
bits = (CursorBitsPtr)((char *)pCurs + sizeof(CursorRec));
else
bits = (CursorBitsPtr)NULL;
}
else
{
pCurs = (CursorPtr)xcalloc(sizeof(CursorRec), 1);
if (pCurs)
bits = (CursorBitsPtr)xcalloc(sizeof(CursorBits), 1);
else
bits = (CursorBitsPtr)NULL;
}
if (!bits)
{
xfree(pCurs);
xfree(mskbits);
xfree(srcbits);
return BadAlloc;
}
bits->source = srcbits;
bits->mask = mskbits;
#ifdef ARGB_CURSOR
bits->argb = 0;
#endif
bits->width = cm.width;
bits->height = cm.height;
bits->xhot = cm.xhot;
bits->yhot = cm.yhot;
bits->devPrivates = NULL;
if (sourcefont != maskfont)
bits->refcnt = -1;
else
{
bits->refcnt = 1;
pShare = xalloc(sizeof(GlyphShare));
if (!pShare)
{
FreeCursorBits(bits);
return BadAlloc;
}
pShare->font = sourcefont;
sourcefont->refcnt++;
pShare->sourceChar = sourceChar;
pShare->maskChar = maskChar;
pShare->bits = bits;
pShare->next = sharedGlyphs;
sharedGlyphs = pShare;
}
}
CheckForEmptyMask(bits);
pCurs->bits = bits;
pCurs->refcnt = 1;
#ifdef XFIXES
pCurs->serialNumber = ++cursorSerial;
pCurs->name = None;
#endif
pCurs->foreRed = foreRed;
pCurs->foreGreen = foreGreen;
pCurs->foreBlue = foreBlue;
pCurs->backRed = backRed;
pCurs->backGreen = backGreen;
pCurs->backBlue = backBlue;
pCurs->id = cid;
pCurs->devPrivates = NULL;
/* security creation/labeling check */
rc = XaceHook(XACE_RESOURCE_ACCESS, client, cid, RT_CURSOR,
pCurs, RT_NONE, NULL, DixCreateAccess);
if (rc != Success)
goto error;
rc = RealizeCursorAllScreens(pCurs);
if (rc != Success)
goto error;
*ppCurs = pCurs;
return Success;
error:
dixFreePrivates(pCurs->devPrivates);
FreeCursorBits(bits);
xfree(pCurs);
return rc;
}
/**
* does nothing about the resource table, just creates the data structure.
* does not copy the src and mask bits
*
* \param psrcbits server-defined padding
* \param pmaskbits server-defined padding
* \param argb no padding
*/
int
AllocARGBCursor(unsigned char *psrcbits, unsigned char *pmaskbits,
CARD32 *argb, CursorMetricPtr cm,
unsigned foreRed, unsigned foreGreen, unsigned foreBlue,
unsigned backRed, unsigned backGreen, unsigned backBlue,
CursorPtr *ppCurs, ClientPtr client, XID cid)
{
CursorBitsPtr bits;
CursorPtr pCurs;
int rc;
*ppCurs = NULL;
pCurs = (CursorPtr)xcalloc(sizeof(CursorRec) + sizeof(CursorBits), 1);
if (!pCurs)
{
xfree(psrcbits);
xfree(pmaskbits);
return BadAlloc;
}
bits = (CursorBitsPtr)((char *)pCurs + sizeof(CursorRec));
bits->source = psrcbits;
bits->mask = pmaskbits;
#ifdef ARGB_CURSOR
bits->argb = argb;
#endif
bits->width = cm->width;
bits->height = cm->height;
bits->xhot = cm->xhot;
bits->yhot = cm->yhot;
pCurs->refcnt = 1;
bits->devPrivates = NULL;
bits->refcnt = -1;
CheckForEmptyMask(bits);
pCurs->bits = bits;
#ifdef XFIXES
pCurs->serialNumber = ++cursorSerial;
pCurs->name = None;
#endif
pCurs->foreRed = foreRed;
pCurs->foreGreen = foreGreen;
pCurs->foreBlue = foreBlue;
pCurs->backRed = backRed;
pCurs->backGreen = backGreen;
pCurs->backBlue = backBlue;
pCurs->id = cid;
pCurs->devPrivates = NULL;
/* security creation/labeling check */
rc = XaceHook(XACE_RESOURCE_ACCESS, client, cid, RT_CURSOR,
pCurs, RT_NONE, NULL, DixCreateAccess);
if (rc != Success)
goto error;
rc = RealizeCursorAllScreens(pCurs);
if (rc != Success)
goto error;
*ppCurs = pCurs;
return Success;
error:
dixFreePrivates(pCurs->devPrivates);
FreeCursorBits(bits);
xfree(pCurs);
return rc;
}
