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-rw-r--r--xorg-server/damageext/damageext.c424
1 files changed, 204 insertions, 220 deletions
diff --git a/xorg-server/damageext/damageext.c b/xorg-server/damageext/damageext.c
index 86f880c1e..f21f71ca8 100644
--- a/xorg-server/damageext/damageext.c
+++ b/xorg-server/damageext/damageext.c
@@ -27,24 +27,25 @@
#include "damageextint.h"
#include "protocol-versions.h"
-static unsigned char DamageReqCode;
-static int DamageEventBase;
-static RESTYPE DamageExtType;
-static RESTYPE DamageExtWinType;
+static unsigned char DamageReqCode;
+static int DamageEventBase;
+static RESTYPE DamageExtType;
+static RESTYPE DamageExtWinType;
static DevPrivateKeyRec DamageClientPrivateKeyRec;
+
#define DamageClientPrivateKey (&DamageClientPrivateKeyRec)
static void
-DamageExtNotify (DamageExtPtr pDamageExt, BoxPtr pBoxes, int nBoxes)
+DamageExtNotify(DamageExtPtr pDamageExt, BoxPtr pBoxes, int nBoxes)
{
- ClientPtr pClient = pDamageExt->pClient;
- DamageClientPtr pDamageClient = GetDamageClient (pClient);
- DrawablePtr pDrawable = pDamageExt->pDrawable;
- xDamageNotifyEvent ev;
- int i;
+ ClientPtr pClient = pDamageExt->pClient;
+ DamageClientPtr pDamageClient = GetDamageClient(pClient);
+ DrawablePtr pDrawable = pDamageExt->pDrawable;
+ xDamageNotifyEvent ev;
+ int i;
- UpdateCurrentTimeIf ();
+ UpdateCurrentTimeIf();
ev.type = DamageEventBase + XDamageNotify;
ev.level = pDamageExt->level;
ev.drawable = pDamageExt->drawable;
@@ -54,81 +55,79 @@ DamageExtNotify (DamageExtPtr pDamageExt, BoxPtr pBoxes, int nBoxes)
ev.geometry.y = pDrawable->y;
ev.geometry.width = pDrawable->width;
ev.geometry.height = pDrawable->height;
- if (pBoxes)
- {
- for (i = 0; i < nBoxes; i++)
- {
- ev.level = pDamageExt->level;
- if (i < nBoxes - 1)
- ev.level |= DamageNotifyMore;
- ev.area.x = pBoxes[i].x1;
- ev.area.y = pBoxes[i].y1;
- ev.area.width = pBoxes[i].x2 - pBoxes[i].x1;
- ev.area.height = pBoxes[i].y2 - pBoxes[i].y1;
- WriteEventsToClient (pClient, 1, (xEvent *) &ev);
- }
+ if (pBoxes) {
+ for (i = 0; i < nBoxes; i++) {
+ ev.level = pDamageExt->level;
+ if (i < nBoxes - 1)
+ ev.level |= DamageNotifyMore;
+ ev.area.x = pBoxes[i].x1;
+ ev.area.y = pBoxes[i].y1;
+ ev.area.width = pBoxes[i].x2 - pBoxes[i].x1;
+ ev.area.height = pBoxes[i].y2 - pBoxes[i].y1;
+ WriteEventsToClient(pClient, 1, (xEvent *) &ev);
+ }
}
- else
- {
- ev.area.x = 0;
- ev.area.y = 0;
- ev.area.width = pDrawable->width;
- ev.area.height = pDrawable->height;
- WriteEventsToClient (pClient, 1, (xEvent *) &ev);
+ else {
+ ev.area.x = 0;
+ ev.area.y = 0;
+ ev.area.width = pDrawable->width;
+ ev.area.height = pDrawable->height;
+ WriteEventsToClient(pClient, 1, (xEvent *) &ev);
}
/* Composite extension marks clients with manual Subwindows as critical */
- if (pDamageClient->critical > 0)
- {
- SetCriticalOutputPending ();
- pClient->smart_priority = SMART_MAX_PRIORITY;
+ if (pDamageClient->critical > 0) {
+ SetCriticalOutputPending();
+ pClient->smart_priority = SMART_MAX_PRIORITY;
}
}
static void
-DamageExtReport (DamagePtr pDamage, RegionPtr pRegion, void *closure)
+DamageExtReport(DamagePtr pDamage, RegionPtr pRegion, void *closure)
{
- DamageExtPtr pDamageExt = closure;
+ DamageExtPtr pDamageExt = closure;
switch (pDamageExt->level) {
case DamageReportRawRegion:
case DamageReportDeltaRegion:
- DamageExtNotify (pDamageExt, RegionRects(pRegion), RegionNumRects(pRegion));
- break;
+ DamageExtNotify(pDamageExt, RegionRects(pRegion),
+ RegionNumRects(pRegion));
+ break;
case DamageReportBoundingBox:
- DamageExtNotify (pDamageExt, RegionExtents(pRegion), 1);
- break;
+ DamageExtNotify(pDamageExt, RegionExtents(pRegion), 1);
+ break;
case DamageReportNonEmpty:
- DamageExtNotify (pDamageExt, NullBox, 0);
- break;
+ DamageExtNotify(pDamageExt, NullBox, 0);
+ break;
case DamageReportNone:
- break;
+ break;
}
}
static void
-DamageExtDestroy (DamagePtr pDamage, void *closure)
+DamageExtDestroy(DamagePtr pDamage, void *closure)
{
- DamageExtPtr pDamageExt = closure;
-
+ DamageExtPtr pDamageExt = closure;
+
pDamageExt->pDamage = 0;
if (pDamageExt->id)
- FreeResource (pDamageExt->id, RT_NONE);
+ FreeResource(pDamageExt->id, RT_NONE);
}
void
-DamageExtSetCritical (ClientPtr pClient, Bool critical)
+DamageExtSetCritical(ClientPtr pClient, Bool critical)
{
- DamageClientPtr pDamageClient = GetDamageClient (pClient);
+ DamageClientPtr pDamageClient = GetDamageClient(pClient);
if (pDamageClient)
- pDamageClient->critical += critical ? 1 : -1;
+ pDamageClient->critical += critical ? 1 : -1;
}
static int
ProcDamageQueryVersion(ClientPtr client)
{
- DamageClientPtr pDamageClient = GetDamageClient (client);
+ DamageClientPtr pDamageClient = GetDamageClient(client);
xDamageQueryVersionReply rep;
+
REQUEST(xDamageQueryVersionReq);
REQUEST_SIZE_MATCH(xDamageQueryVersionReq);
@@ -136,157 +135,153 @@ ProcDamageQueryVersion(ClientPtr client)
rep.length = 0;
rep.sequenceNumber = client->sequence;
if (stuff->majorVersion < SERVER_DAMAGE_MAJOR_VERSION) {
- rep.majorVersion = stuff->majorVersion;
- rep.minorVersion = stuff->minorVersion;
- } else {
- rep.majorVersion = SERVER_DAMAGE_MAJOR_VERSION;
- if (stuff->majorVersion == SERVER_DAMAGE_MAJOR_VERSION &&
- stuff->minorVersion < SERVER_DAMAGE_MINOR_VERSION)
- rep.minorVersion = stuff->minorVersion;
- else
- rep.minorVersion = SERVER_DAMAGE_MINOR_VERSION;
+ rep.majorVersion = stuff->majorVersion;
+ rep.minorVersion = stuff->minorVersion;
+ }
+ else {
+ rep.majorVersion = SERVER_DAMAGE_MAJOR_VERSION;
+ if (stuff->majorVersion == SERVER_DAMAGE_MAJOR_VERSION &&
+ stuff->minorVersion < SERVER_DAMAGE_MINOR_VERSION)
+ rep.minorVersion = stuff->minorVersion;
+ else
+ rep.minorVersion = SERVER_DAMAGE_MINOR_VERSION;
}
pDamageClient->major_version = rep.majorVersion;
pDamageClient->minor_version = rep.minorVersion;
if (client->swapped) {
- swaps(&rep.sequenceNumber);
- swapl(&rep.length);
- swapl(&rep.majorVersion);
- swapl(&rep.minorVersion);
+ swaps(&rep.sequenceNumber);
+ swapl(&rep.length);
+ swapl(&rep.majorVersion);
+ swapl(&rep.minorVersion);
}
- WriteToClient(client, sizeof(xDamageQueryVersionReply), (char *)&rep);
+ WriteToClient(client, sizeof(xDamageQueryVersionReply), (char *) &rep);
return Success;
}
static int
-ProcDamageCreate (ClientPtr client)
+ProcDamageCreate(ClientPtr client)
{
- DrawablePtr pDrawable;
- DamageExtPtr pDamageExt;
- DamageReportLevel level;
- RegionPtr pRegion;
- int rc;
-
+ DrawablePtr pDrawable;
+ DamageExtPtr pDamageExt;
+ DamageReportLevel level;
+ RegionPtr pRegion;
+ int rc;
+
REQUEST(xDamageCreateReq);
REQUEST_SIZE_MATCH(xDamageCreateReq);
LEGAL_NEW_RESOURCE(stuff->damage, client);
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
- DixGetAttrAccess|DixReadAccess);
+ DixGetAttrAccess | DixReadAccess);
if (rc != Success)
- return rc;
+ return rc;
switch (stuff->level) {
case XDamageReportRawRectangles:
- level = DamageReportRawRegion;
- break;
+ level = DamageReportRawRegion;
+ break;
case XDamageReportDeltaRectangles:
- level = DamageReportDeltaRegion;
- break;
+ level = DamageReportDeltaRegion;
+ break;
case XDamageReportBoundingBox:
- level = DamageReportBoundingBox;
- break;
+ level = DamageReportBoundingBox;
+ break;
case XDamageReportNonEmpty:
- level = DamageReportNonEmpty;
- break;
+ level = DamageReportNonEmpty;
+ break;
default:
- client->errorValue = stuff->level;
- return BadValue;
+ client->errorValue = stuff->level;
+ return BadValue;
}
-
- pDamageExt = malloc(sizeof (DamageExtRec));
+
+ pDamageExt = malloc(sizeof(DamageExtRec));
if (!pDamageExt)
- return BadAlloc;
+ return BadAlloc;
pDamageExt->id = stuff->damage;
pDamageExt->drawable = stuff->drawable;
pDamageExt->pDrawable = pDrawable;
pDamageExt->level = level;
pDamageExt->pClient = client;
- pDamageExt->pDamage = DamageCreate (DamageExtReport,
- DamageExtDestroy,
- level,
- FALSE,
- pDrawable->pScreen,
- pDamageExt);
- if (!pDamageExt->pDamage)
- {
- free(pDamageExt);
- return BadAlloc;
+ pDamageExt->pDamage = DamageCreate(DamageExtReport,
+ DamageExtDestroy,
+ level,
+ FALSE, pDrawable->pScreen, pDamageExt);
+ if (!pDamageExt->pDamage) {
+ free(pDamageExt);
+ return BadAlloc;
}
- if (!AddResource (stuff->damage, DamageExtType, (pointer) pDamageExt))
- return BadAlloc;
+ if (!AddResource(stuff->damage, DamageExtType, (pointer) pDamageExt))
+ return BadAlloc;
- DamageSetReportAfterOp (pDamageExt->pDamage, TRUE);
- DamageRegister (pDamageExt->pDrawable, pDamageExt->pDamage);
+ DamageSetReportAfterOp(pDamageExt->pDamage, TRUE);
+ DamageRegister(pDamageExt->pDrawable, pDamageExt->pDamage);
- if (pDrawable->type == DRAWABLE_WINDOW)
- {
- pRegion = &((WindowPtr) pDrawable)->borderClip;
- DamageReportDamage(pDamageExt->pDamage, pRegion);
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ pRegion = &((WindowPtr) pDrawable)->borderClip;
+ DamageReportDamage(pDamageExt->pDamage, pRegion);
}
return Success;
}
static int
-ProcDamageDestroy (ClientPtr client)
+ProcDamageDestroy(ClientPtr client)
{
REQUEST(xDamageDestroyReq);
- DamageExtPtr pDamageExt;
+ DamageExtPtr pDamageExt;
REQUEST_SIZE_MATCH(xDamageDestroyReq);
VERIFY_DAMAGEEXT(pDamageExt, stuff->damage, client, DixWriteAccess);
- FreeResource (stuff->damage, RT_NONE);
+ FreeResource(stuff->damage, RT_NONE);
return Success;
}
static int
-ProcDamageSubtract (ClientPtr client)
+ProcDamageSubtract(ClientPtr client)
{
REQUEST(xDamageSubtractReq);
- DamageExtPtr pDamageExt;
- RegionPtr pRepair;
- RegionPtr pParts;
+ DamageExtPtr pDamageExt;
+ RegionPtr pRepair;
+ RegionPtr pParts;
REQUEST_SIZE_MATCH(xDamageSubtractReq);
VERIFY_DAMAGEEXT(pDamageExt, stuff->damage, client, DixWriteAccess);
VERIFY_REGION_OR_NONE(pRepair, stuff->repair, client, DixWriteAccess);
VERIFY_REGION_OR_NONE(pParts, stuff->parts, client, DixWriteAccess);
- if (pDamageExt->level != DamageReportRawRegion)
- {
- DamagePtr pDamage = pDamageExt->pDamage;
- if (pRepair)
- {
- if (pParts)
- RegionIntersect(pParts, DamageRegion (pDamage), pRepair);
- if (DamageSubtract (pDamage, pRepair))
- DamageExtReport (pDamage, DamageRegion (pDamage), (void *) pDamageExt);
- }
- else
- {
- if (pParts)
- RegionCopy(pParts, DamageRegion (pDamage));
- DamageEmpty (pDamage);
- }
+ if (pDamageExt->level != DamageReportRawRegion) {
+ DamagePtr pDamage = pDamageExt->pDamage;
+
+ if (pRepair) {
+ if (pParts)
+ RegionIntersect(pParts, DamageRegion(pDamage), pRepair);
+ if (DamageSubtract(pDamage, pRepair))
+ DamageExtReport(pDamage, DamageRegion(pDamage),
+ (void *) pDamageExt);
+ }
+ else {
+ if (pParts)
+ RegionCopy(pParts, DamageRegion(pDamage));
+ DamageEmpty(pDamage);
+ }
}
return Success;
}
static int
-ProcDamageAdd (ClientPtr client)
+ProcDamageAdd(ClientPtr client)
{
REQUEST(xDamageAddReq);
- DrawablePtr pDrawable;
- RegionPtr pRegion;
- int rc;
+ DrawablePtr pDrawable;
+ RegionPtr pRegion;
+ int rc;
REQUEST_SIZE_MATCH(xDamageAddReq);
VERIFY_REGION(pRegion, stuff->region, client, DixWriteAccess);
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
- DixWriteAccess);
+ DixWriteAccess);
if (rc != Success)
- return rc;
+ return rc;
/* The region is relative to the drawable origin, so translate it out to
* screen coordinates like damage expects.
@@ -300,33 +295,29 @@ ProcDamageAdd (ClientPtr client)
/* Major version controls available requests */
static const int version_requests[] = {
- X_DamageQueryVersion, /* before client sends QueryVersion */
- X_DamageAdd, /* Version 1 */
+ X_DamageQueryVersion, /* before client sends QueryVersion */
+ X_DamageAdd, /* Version 1 */
};
#define NUM_VERSION_REQUESTS (sizeof (version_requests) / sizeof (version_requests[0]))
-
-static int (*ProcDamageVector[XDamageNumberRequests])(ClientPtr) = {
+
+static int (*ProcDamageVector[XDamageNumberRequests]) (ClientPtr) = {
/*************** Version 1 ******************/
ProcDamageQueryVersion,
- ProcDamageCreate,
- ProcDamageDestroy,
- ProcDamageSubtract,
+ ProcDamageCreate, ProcDamageDestroy, ProcDamageSubtract,
/*************** Version 1.1 ****************/
- ProcDamageAdd,
-};
-
+ProcDamageAdd,};
static int
-ProcDamageDispatch (ClientPtr client)
+ProcDamageDispatch(ClientPtr client)
{
REQUEST(xDamageReq);
- DamageClientPtr pDamageClient = GetDamageClient (client);
+ DamageClientPtr pDamageClient = GetDamageClient(client);
if (pDamageClient->major_version >= NUM_VERSION_REQUESTS)
- return BadRequest;
+ return BadRequest;
if (stuff->damageReqType > version_requests[pDamageClient->major_version])
- return BadRequest;
+ return BadRequest;
return (*ProcDamageVector[stuff->damageReqType]) (client);
}
@@ -343,10 +334,10 @@ SProcDamageQueryVersion(ClientPtr client)
}
static int
-SProcDamageCreate (ClientPtr client)
+SProcDamageCreate(ClientPtr client)
{
REQUEST(xDamageCreateReq);
-
+
swaps(&stuff->length);
REQUEST_SIZE_MATCH(xDamageCreateReq);
swapl(&stuff->damage);
@@ -355,10 +346,10 @@ SProcDamageCreate (ClientPtr client)
}
static int
-SProcDamageDestroy (ClientPtr client)
+SProcDamageDestroy(ClientPtr client)
{
REQUEST(xDamageDestroyReq);
-
+
swaps(&stuff->length);
REQUEST_SIZE_MATCH(xDamageDestroyReq);
swapl(&stuff->damage);
@@ -366,10 +357,10 @@ SProcDamageDestroy (ClientPtr client)
}
static int
-SProcDamageSubtract (ClientPtr client)
+SProcDamageSubtract(ClientPtr client)
{
REQUEST(xDamageSubtractReq);
-
+
swaps(&stuff->length);
REQUEST_SIZE_MATCH(xDamageSubtractReq);
swapl(&stuff->damage);
@@ -379,7 +370,7 @@ SProcDamageSubtract (ClientPtr client)
}
static int
-SProcDamageAdd (ClientPtr client)
+SProcDamageAdd(ClientPtr client)
{
REQUEST(xDamageAddReq);
@@ -390,126 +381,119 @@ SProcDamageAdd (ClientPtr client)
return (*ProcDamageVector[stuff->damageReqType]) (client);
}
-static int (*SProcDamageVector[XDamageNumberRequests])(ClientPtr) = {
+static int (*SProcDamageVector[XDamageNumberRequests]) (ClientPtr) = {
/*************** Version 1 ******************/
SProcDamageQueryVersion,
- SProcDamageCreate,
- SProcDamageDestroy,
- SProcDamageSubtract,
+ SProcDamageCreate, SProcDamageDestroy, SProcDamageSubtract,
/*************** Version 1.1 ****************/
- SProcDamageAdd,
-};
+SProcDamageAdd,};
static int
-SProcDamageDispatch (ClientPtr client)
+SProcDamageDispatch(ClientPtr client)
{
REQUEST(xDamageReq);
if (stuff->damageReqType >= XDamageNumberRequests)
- return BadRequest;
+ return BadRequest;
return (*SProcDamageVector[stuff->damageReqType]) (client);
}
static void
-DamageClientCallback (CallbackListPtr *list,
- pointer closure,
- pointer data)
+DamageClientCallback(CallbackListPtr *list, pointer closure, pointer data)
{
- NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
- ClientPtr pClient = clientinfo->client;
- DamageClientPtr pDamageClient = GetDamageClient (pClient);
+ NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
+ ClientPtr pClient = clientinfo->client;
+ DamageClientPtr pDamageClient = GetDamageClient(pClient);
pDamageClient->critical = 0;
pDamageClient->major_version = 0;
pDamageClient->minor_version = 0;
}
-/*ARGSUSED*/
-static void
-DamageResetProc (ExtensionEntry *extEntry)
+ /*ARGSUSED*/ static void
+DamageResetProc(ExtensionEntry * extEntry)
{
- DeleteCallback (&ClientStateCallback, DamageClientCallback, 0);
+ DeleteCallback(&ClientStateCallback, DamageClientCallback, 0);
}
static int
-FreeDamageExt (pointer value, XID did)
+FreeDamageExt(pointer value, XID did)
{
- DamageExtPtr pDamageExt = (DamageExtPtr) value;
+ DamageExtPtr pDamageExt = (DamageExtPtr) value;
/*
* Get rid of the resource table entry hanging from the window id
*/
pDamageExt->id = 0;
if (WindowDrawable(pDamageExt->pDrawable->type))
- FreeResourceByType (pDamageExt->pDrawable->id, DamageExtWinType, TRUE);
- if (pDamageExt->pDamage)
- {
- DamageUnregister (pDamageExt->pDrawable, pDamageExt->pDamage);
- DamageDestroy (pDamageExt->pDamage);
+ FreeResourceByType(pDamageExt->pDrawable->id, DamageExtWinType, TRUE);
+ if (pDamageExt->pDamage) {
+ DamageUnregister(pDamageExt->pDrawable, pDamageExt->pDamage);
+ DamageDestroy(pDamageExt->pDamage);
}
free(pDamageExt);
return Success;
}
static int
-FreeDamageExtWin (pointer value, XID wid)
+FreeDamageExtWin(pointer value, XID wid)
{
- DamageExtPtr pDamageExt = (DamageExtPtr) value;
+ DamageExtPtr pDamageExt = (DamageExtPtr) value;
if (pDamageExt->id)
- FreeResource (pDamageExt->id, RT_NONE);
+ FreeResource(pDamageExt->id, RT_NONE);
return Success;
}
static void
-SDamageNotifyEvent (xDamageNotifyEvent *from,
- xDamageNotifyEvent *to)
+SDamageNotifyEvent(xDamageNotifyEvent * from, xDamageNotifyEvent * to)
{
to->type = from->type;
- cpswaps (from->sequenceNumber, to->sequenceNumber);
- cpswapl (from->drawable, to->drawable);
- cpswapl (from->damage, to->damage);
- cpswaps (from->area.x, to->area.x);
- cpswaps (from->area.y, to->area.y);
- cpswaps (from->area.width, to->area.width);
- cpswaps (from->area.height, to->area.height);
- cpswaps (from->geometry.x, to->geometry.x);
- cpswaps (from->geometry.y, to->geometry.y);
- cpswaps (from->geometry.width, to->geometry.width);
- cpswaps (from->geometry.height, to->geometry.height);
+ cpswaps(from->sequenceNumber, to->sequenceNumber);
+ cpswapl(from->drawable, to->drawable);
+ cpswapl(from->damage, to->damage);
+ cpswaps(from->area.x, to->area.x);
+ cpswaps(from->area.y, to->area.y);
+ cpswaps(from->area.width, to->area.width);
+ cpswaps(from->area.height, to->area.height);
+ cpswaps(from->geometry.x, to->geometry.x);
+ cpswaps(from->geometry.y, to->geometry.y);
+ cpswaps(from->geometry.width, to->geometry.width);
+ cpswaps(from->geometry.height, to->geometry.height);
}
void
DamageExtensionInit(void)
{
ExtensionEntry *extEntry;
- int s;
+ int s;
for (s = 0; s < screenInfo.numScreens; s++)
- DamageSetup (screenInfo.screens[s]);
+ DamageSetup(screenInfo.screens[s]);
- DamageExtType = CreateNewResourceType (FreeDamageExt, "DamageExt");
+ DamageExtType = CreateNewResourceType(FreeDamageExt, "DamageExt");
if (!DamageExtType)
- return;
+ return;
- DamageExtWinType = CreateNewResourceType (FreeDamageExtWin, "DamageExtWin");
+ DamageExtWinType = CreateNewResourceType(FreeDamageExtWin, "DamageExtWin");
if (!DamageExtWinType)
- return;
-
- if (!dixRegisterPrivateKey(&DamageClientPrivateKeyRec, PRIVATE_CLIENT, sizeof (DamageClientRec)))
- return;
-
- if (!AddCallback (&ClientStateCallback, DamageClientCallback, 0))
- return;
-
- if ((extEntry = AddExtension(DAMAGE_NAME, XDamageNumberEvents,
- XDamageNumberErrors,
- ProcDamageDispatch, SProcDamageDispatch,
- DamageResetProc, StandardMinorOpcode)) != 0)
- {
- DamageReqCode = (unsigned char)extEntry->base;
- DamageEventBase = extEntry->eventBase;
- EventSwapVector[DamageEventBase + XDamageNotify] =
- (EventSwapPtr) SDamageNotifyEvent;
- SetResourceTypeErrorValue(DamageExtType, extEntry->errorBase + BadDamage);
+ return;
+
+ if (!dixRegisterPrivateKey
+ (&DamageClientPrivateKeyRec, PRIVATE_CLIENT, sizeof(DamageClientRec)))
+ return;
+
+ if (!AddCallback(&ClientStateCallback, DamageClientCallback, 0))
+ return;
+
+ if ((extEntry = AddExtension(DAMAGE_NAME, XDamageNumberEvents,
+ XDamageNumberErrors,
+ ProcDamageDispatch, SProcDamageDispatch,
+ DamageResetProc, StandardMinorOpcode)) != 0) {
+ DamageReqCode = (unsigned char) extEntry->base;
+ DamageEventBase = extEntry->eventBase;
+ EventSwapVector[DamageEventBase + XDamageNotify] =
+ (EventSwapPtr) SDamageNotifyEvent;
+ SetResourceTypeErrorValue(DamageExtType,
+ extEntry->errorBase + BadDamage);
}
}