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xserver/Xext/panoramiXprocs.c

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/*****************************************************************
Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software.
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of Digital Equipment Corporation
shall not be used in advertising or otherwise to promote the sale, use or other
dealings in this Software without prior written authorization from Digital
Equipment Corporation.
******************************************************************/
/* Massively rewritten by Mark Vojkovich <markv@valinux.com> */
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <stdio.h>
#include <X11/X.h>
#define NEED_REPLIES
#define NEED_EVENTS
#include <X11/Xproto.h>
#include "windowstr.h"
#include "dixfontstr.h"
#include "gcstruct.h"
#include "colormapst.h"
#include "scrnintstr.h"
#include "opaque.h"
#include "inputstr.h"
#include "migc.h"
#include "misc.h"
#include "dixstruct.h"
#include "panoramiX.h"
#include "panoramiXsrv.h"
#include "resource.h"
#include "panoramiXh.h"
#define XINERAMA_IMAGE_BUFSIZE (256*1024)
#define INPUTONLY_LEGAL_MASK (CWWinGravity | CWEventMask | \
CWDontPropagate | CWOverrideRedirect | CWCursor )
/* Various of the DIX function interfaces were not designed to allow
* the client->errorValue to be set on BadValue and other errors.
* Rather than changing interfaces and breaking untold code we introduce
* a new global that dispatch can use.
*/
extern XID clientErrorValue; /* XXX this is a kludge */
int PanoramiXCreateWindow(ClientPtr client)
{
PanoramiXRes *parent, *newWin;
PanoramiXRes *backPix = NULL;
PanoramiXRes *bordPix = NULL;
PanoramiXRes *cmap = NULL;
REQUEST(xCreateWindowReq);
int pback_offset = 0, pbord_offset = 0, cmap_offset = 0;
int result = 0, len, j;
int orig_x, orig_y;
XID orig_visual, tmp;
Bool parentIsRoot;
REQUEST_AT_LEAST_SIZE(xCreateWindowReq);
len = client->req_len - (sizeof(xCreateWindowReq) >> 2);
if (Ones(stuff->mask) != len)
return BadLength;
if (!(parent = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->parent, XRT_WINDOW, DixWriteAccess)))
return BadWindow;
if(stuff->class == CopyFromParent)
stuff->class = parent->u.win.class;
if((stuff->class == InputOnly) && (stuff->mask & (~INPUTONLY_LEGAL_MASK)))
return BadMatch;
if ((Mask)stuff->mask & CWBackPixmap) {
pback_offset = Ones((Mask)stuff->mask & (CWBackPixmap - 1));
tmp = *((CARD32 *) &stuff[1] + pback_offset);
if ((tmp != None) && (tmp != ParentRelative)) {
if(!(backPix = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->mask & CWBorderPixmap) {
pbord_offset = Ones((Mask)stuff->mask & (CWBorderPixmap - 1));
tmp = *((CARD32 *) &stuff[1] + pbord_offset);
if (tmp != CopyFromParent) {
if(!(bordPix = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->mask & CWColormap) {
cmap_offset = Ones((Mask)stuff->mask & (CWColormap - 1));
tmp = *((CARD32 *) &stuff[1] + cmap_offset);
if ((tmp != CopyFromParent) && (tmp != None)) {
if(!(cmap = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_COLORMAP, DixReadAccess)))
return BadColor;
}
}
if(!(newWin = (PanoramiXRes *) xalloc(sizeof(PanoramiXRes))))
return BadAlloc;
newWin->type = XRT_WINDOW;
newWin->u.win.visibility = VisibilityNotViewable;
newWin->u.win.class = stuff->class;
newWin->u.win.root = FALSE;
newWin->info[0].id = stuff->wid;
for(j = 1; j < PanoramiXNumScreens; j++)
newWin->info[j].id = FakeClientID(client->index);
if (stuff->class == InputOnly)
stuff->visual = CopyFromParent;
orig_visual = stuff->visual;
orig_x = stuff->x;
orig_y = stuff->y;
parentIsRoot = (stuff->parent == WindowTable[0]->drawable.id) ||
(stuff->parent == savedScreenInfo[0].wid);
FOR_NSCREENS_BACKWARD(j) {
stuff->wid = newWin->info[j].id;
stuff->parent = parent->info[j].id;
if (parentIsRoot) {
stuff->x = orig_x - panoramiXdataPtr[j].x;
stuff->y = orig_y - panoramiXdataPtr[j].y;
}
if (backPix)
*((CARD32 *) &stuff[1] + pback_offset) = backPix->info[j].id;
if (bordPix)
*((CARD32 *) &stuff[1] + pbord_offset) = bordPix->info[j].id;
if (cmap)
*((CARD32 *) &stuff[1] + cmap_offset) = cmap->info[j].id;
if ( orig_visual != CopyFromParent )
stuff->visual = PanoramiXVisualTable[(orig_visual*MAXSCREENS) + j];
result = (*SavedProcVector[X_CreateWindow])(client);
if(result != Success) break;
}
if (result == Success)
AddResource(newWin->info[0].id, XRT_WINDOW, newWin);
else
xfree(newWin);
return (result);
}
int PanoramiXChangeWindowAttributes(ClientPtr client)
{
PanoramiXRes *win;
PanoramiXRes *backPix = NULL;
PanoramiXRes *bordPix = NULL;
PanoramiXRes *cmap = NULL;
REQUEST(xChangeWindowAttributesReq);
int pback_offset = 0, pbord_offset = 0, cmap_offset = 0;
int result = 0, len, j;
XID tmp;
REQUEST_AT_LEAST_SIZE(xChangeWindowAttributesReq);
len = client->req_len - (sizeof(xChangeWindowAttributesReq) >> 2);
if (Ones(stuff->valueMask) != len)
return BadLength;
if (!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->window, XRT_WINDOW, DixWriteAccess)))
return BadWindow;
if((win->u.win.class == InputOnly) &&
(stuff->valueMask & (~INPUTONLY_LEGAL_MASK)))
return BadMatch;
if ((Mask)stuff->valueMask & CWBackPixmap) {
pback_offset = Ones((Mask)stuff->valueMask & (CWBackPixmap - 1));
tmp = *((CARD32 *) &stuff[1] + pback_offset);
if ((tmp != None) && (tmp != ParentRelative)) {
if(!(backPix = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->valueMask & CWBorderPixmap) {
pbord_offset = Ones((Mask)stuff->valueMask & (CWBorderPixmap - 1));
tmp = *((CARD32 *) &stuff[1] + pbord_offset);
if (tmp != CopyFromParent) {
if(!(bordPix = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->valueMask & CWColormap) {
cmap_offset = Ones((Mask)stuff->valueMask & (CWColormap - 1));
tmp = *((CARD32 *) &stuff[1] + cmap_offset);
if ((tmp != CopyFromParent) && (tmp != None)) {
if(!(cmap = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_COLORMAP, DixReadAccess)))
return BadColor;
}
}
FOR_NSCREENS_BACKWARD(j) {
stuff->window = win->info[j].id;
if (backPix)
*((CARD32 *) &stuff[1] + pback_offset) = backPix->info[j].id;
if (bordPix)
*((CARD32 *) &stuff[1] + pbord_offset) = bordPix->info[j].id;
if (cmap)
*((CARD32 *) &stuff[1] + cmap_offset) = cmap->info[j].id;
result = (*SavedProcVector[X_ChangeWindowAttributes])(client);
}
return (result);
}
int PanoramiXDestroyWindow(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_WINDOW, DixDestroyAccess)))
return BadWindow;
FOR_NSCREENS_BACKWARD(j) {
stuff->id = win->info[j].id;
result = (*SavedProcVector[X_DestroyWindow])(client);
if(result != Success) break;
}
/* Since ProcDestroyWindow is using FreeResource, it will free
our resource for us on the last pass through the loop above */
return (result);
}
int PanoramiXDestroySubwindows(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_WINDOW, DixDestroyAccess)))
return BadWindow;
FOR_NSCREENS_BACKWARD(j) {
stuff->id = win->info[j].id;
result = (*SavedProcVector[X_DestroySubwindows])(client);
if(result != Success) break;
}
/* DestroySubwindows is using FreeResource which will free
our resources for us on the last pass through the loop above */
return (result);
}
int PanoramiXChangeSaveSet(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xChangeSaveSetReq);
REQUEST_SIZE_MATCH(xChangeSaveSetReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->window, XRT_WINDOW, DixReadAccess)))
return BadWindow;
FOR_NSCREENS_BACKWARD(j) {
stuff->window = win->info[j].id;
result = (*SavedProcVector[X_ChangeSaveSet])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXReparentWindow(ClientPtr client)
{
PanoramiXRes *win, *parent;
int result = 0, j;
int x, y;
Bool parentIsRoot;
REQUEST(xReparentWindowReq);
REQUEST_SIZE_MATCH(xReparentWindowReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->window, XRT_WINDOW, DixWriteAccess)))
return BadWindow;
if(!(parent = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->parent, XRT_WINDOW, DixWriteAccess)))
return BadWindow;
x = stuff->x;
y = stuff->y;
parentIsRoot = (stuff->parent == WindowTable[0]->drawable.id) ||
(stuff->parent == savedScreenInfo[0].wid);
FOR_NSCREENS_BACKWARD(j) {
stuff->window = win->info[j].id;
stuff->parent = parent->info[j].id;
if(parentIsRoot) {
stuff->x = x - panoramiXdataPtr[j].x;
stuff->y = y - panoramiXdataPtr[j].y;
}
result = (*SavedProcVector[X_ReparentWindow])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXMapWindow(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_WINDOW, DixReadAccess)))
return BadWindow;
FOR_NSCREENS_FORWARD(j) {
stuff->id = win->info[j].id;
result = (*SavedProcVector[X_MapWindow])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXMapSubwindows(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_WINDOW, DixReadAccess)))
return BadWindow;
FOR_NSCREENS_FORWARD(j) {
stuff->id = win->info[j].id;
result = (*SavedProcVector[X_MapSubwindows])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXUnmapWindow(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_WINDOW, DixReadAccess)))
return BadWindow;
FOR_NSCREENS_FORWARD(j) {
stuff->id = win->info[j].id;
result = (*SavedProcVector[X_UnmapWindow])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXUnmapSubwindows(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_WINDOW, DixReadAccess)))
return BadWindow;
FOR_NSCREENS_FORWARD(j) {
stuff->id = win->info[j].id;
result = (*SavedProcVector[X_UnmapSubwindows])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXConfigureWindow(ClientPtr client)
{
PanoramiXRes *win;
PanoramiXRes *sib = NULL;
WindowPtr pWin;
int result = 0, j, len, sib_offset = 0, x = 0, y = 0;
int x_offset = -1;
int y_offset = -1;
REQUEST(xConfigureWindowReq);
REQUEST_AT_LEAST_SIZE(xConfigureWindowReq);
len = client->req_len - (sizeof(xConfigureWindowReq) >> 2);
if (Ones(stuff->mask) != len)
return BadLength;
/* because we need the parent */
if (!(pWin = (WindowPtr)SecurityLookupIDByType(
client, stuff->window, RT_WINDOW, DixWriteAccess)))
return BadWindow;
if (!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->window, XRT_WINDOW, DixWriteAccess)))
return BadWindow;
if ((Mask)stuff->mask & CWSibling) {
XID tmp;
sib_offset = Ones((Mask)stuff->mask & (CWSibling - 1));
if ((tmp = *((CARD32 *) &stuff[1] + sib_offset))) {
if(!(sib = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_WINDOW, DixReadAccess)))
return BadWindow;
}
}
if(pWin->parent && ((pWin->parent == WindowTable[0]) ||
(pWin->parent->drawable.id == savedScreenInfo[0].wid)))
{
if ((Mask)stuff->mask & CWX) {
x_offset = 0;
x = *((CARD32 *)&stuff[1]);
}
if ((Mask)stuff->mask & CWY) {
y_offset = (x_offset == -1) ? 0 : 1;
y = *((CARD32 *) &stuff[1] + y_offset);
}
}
/* have to go forward or you get expose events before
ConfigureNotify events */
FOR_NSCREENS_FORWARD(j) {
stuff->window = win->info[j].id;
if(sib)
*((CARD32 *) &stuff[1] + sib_offset) = sib->info[j].id;
if(x_offset >= 0)
*((CARD32 *) &stuff[1] + x_offset) = x - panoramiXdataPtr[j].x;
if(y_offset >= 0)
*((CARD32 *) &stuff[1] + y_offset) = y - panoramiXdataPtr[j].y;
result = (*SavedProcVector[X_ConfigureWindow])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXCirculateWindow(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j;
REQUEST(xCirculateWindowReq);
REQUEST_SIZE_MATCH(xCirculateWindowReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->window, XRT_WINDOW, DixWriteAccess)))
return BadWindow;
FOR_NSCREENS_FORWARD(j) {
stuff->window = win->info[j].id;
result = (*SavedProcVector[X_CirculateWindow])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXGetGeometry(ClientPtr client)
{
xGetGeometryReply rep;
DrawablePtr pDraw;
int rc;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
rc = dixLookupDrawable(&pDraw, stuff->id, client, M_ANY, DixUnknownAccess);
if (rc != Success)
return rc;
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.root = WindowTable[0]->drawable.id;
rep.depth = pDraw->depth;
rep.width = pDraw->width;
rep.height = pDraw->height;
rep.x = rep.y = rep.borderWidth = 0;
if (stuff->id == rep.root) {
xWindowRoot *root = (xWindowRoot *)
(ConnectionInfo + connBlockScreenStart);
rep.width = root->pixWidth;
rep.height = root->pixHeight;
} else
if ((pDraw->type == UNDRAWABLE_WINDOW) || (pDraw->type == DRAWABLE_WINDOW))
{
WindowPtr pWin = (WindowPtr)pDraw;
rep.x = pWin->origin.x - wBorderWidth (pWin);
rep.y = pWin->origin.y - wBorderWidth (pWin);
if((pWin->parent == WindowTable[0]) ||
(pWin->parent->drawable.id == savedScreenInfo[0].wid))
{
rep.x += panoramiXdataPtr[0].x;
rep.y += panoramiXdataPtr[0].y;
}
rep.borderWidth = pWin->borderWidth;
}
WriteReplyToClient(client, sizeof(xGetGeometryReply), &rep);
return (client->noClientException);
}
int PanoramiXTranslateCoords(ClientPtr client)
{
INT16 x, y;
REQUEST(xTranslateCoordsReq);
int rc;
WindowPtr pWin, pDst;
xTranslateCoordsReply rep;
REQUEST_SIZE_MATCH(xTranslateCoordsReq);
rc = dixLookupWindow(&pWin, stuff->srcWid, client, DixReadAccess);
if (rc != Success)
return rc;
rc = dixLookupWindow(&pDst, stuff->dstWid, client, DixReadAccess);
if (rc != Success)
return rc;
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.sameScreen = xTrue;
rep.child = None;
if((pWin == WindowTable[0]) ||
(pWin->drawable.id == savedScreenInfo[0].wid))
{
x = stuff->srcX - panoramiXdataPtr[0].x;
y = stuff->srcY - panoramiXdataPtr[0].y;
} else {
x = pWin->drawable.x + stuff->srcX;
y = pWin->drawable.y + stuff->srcY;
}
pWin = pDst->firstChild;
while (pWin) {
#ifdef SHAPE
BoxRec box;
#endif
if ((pWin->mapped) &&
(x >= pWin->drawable.x - wBorderWidth (pWin)) &&
(x < pWin->drawable.x + (int)pWin->drawable.width +
wBorderWidth (pWin)) &&
(y >= pWin->drawable.y - wBorderWidth (pWin)) &&
(y < pWin->drawable.y + (int)pWin->drawable.height +
wBorderWidth (pWin))
#ifdef SHAPE
/* When a window is shaped, a further check
* is made to see if the point is inside
* borderSize
*/
&& (!wBoundingShape(pWin) ||
POINT_IN_REGION(pWin->drawable.pScreen,
wBoundingShape(pWin),
x - pWin->drawable.x,
y - pWin->drawable.y, &box))
#endif
)
{
rep.child = pWin->drawable.id;
pWin = (WindowPtr) NULL;
}
else
pWin = pWin->nextSib;
}
rep.dstX = x - pDst->drawable.x;
rep.dstY = y - pDst->drawable.y;
if((pDst == WindowTable[0]) ||
(pDst->drawable.id == savedScreenInfo[0].wid))
{
rep.dstX += panoramiXdataPtr[0].x;
rep.dstY += panoramiXdataPtr[0].y;
}
WriteReplyToClient(client, sizeof(xTranslateCoordsReply), &rep);
return(client->noClientException);
}
int PanoramiXCreatePixmap(ClientPtr client)
{
PanoramiXRes *refDraw, *newPix;
int result = 0, j;
REQUEST(xCreatePixmapReq);
REQUEST_SIZE_MATCH(xCreatePixmapReq);
client->errorValue = stuff->pid;
if(!(refDraw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixReadAccess)))
return BadDrawable;
if(!(newPix = (PanoramiXRes *) xalloc(sizeof(PanoramiXRes))))
return BadAlloc;
newPix->type = XRT_PIXMAP;
newPix->u.pix.shared = FALSE;
newPix->info[0].id = stuff->pid;
for(j = 1; j < PanoramiXNumScreens; j++)
newPix->info[j].id = FakeClientID(client->index);
FOR_NSCREENS_BACKWARD(j) {
stuff->pid = newPix->info[j].id;
stuff->drawable = refDraw->info[j].id;
result = (*SavedProcVector[X_CreatePixmap])(client);
if(result != Success) break;
}
if (result == Success)
AddResource(newPix->info[0].id, XRT_PIXMAP, newPix);
else
xfree(newPix);
return (result);
}
int PanoramiXFreePixmap(ClientPtr client)
{
PanoramiXRes *pix;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
client->errorValue = stuff->id;
if(!(pix = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_PIXMAP, DixDestroyAccess)))
return BadPixmap;
FOR_NSCREENS_BACKWARD(j) {
stuff->id = pix->info[j].id;
result = (*SavedProcVector[X_FreePixmap])(client);
if(result != Success) break;
}
/* Since ProcFreePixmap is using FreeResource, it will free
our resource for us on the last pass through the loop above */
return (result);
}
int PanoramiXCreateGC(ClientPtr client)
{
PanoramiXRes *refDraw;
PanoramiXRes *newGC;
PanoramiXRes *stip = NULL;
PanoramiXRes *tile = NULL;
PanoramiXRes *clip = NULL;
REQUEST(xCreateGCReq);
int tile_offset = 0, stip_offset = 0, clip_offset = 0;
int result = 0, len, j;
XID tmp;
REQUEST_AT_LEAST_SIZE(xCreateGCReq);
client->errorValue = stuff->gc;
len = client->req_len - (sizeof(xCreateGCReq) >> 2);
if (Ones(stuff->mask) != len)
return BadLength;
if (!(refDraw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixReadAccess)))
return BadDrawable;
if ((Mask)stuff->mask & GCTile) {
tile_offset = Ones((Mask)stuff->mask & (GCTile - 1));
if ((tmp = *((CARD32 *) &stuff[1] + tile_offset))) {
if(!(tile = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->mask & GCStipple) {
stip_offset = Ones((Mask)stuff->mask & (GCStipple - 1));
if ((tmp = *((CARD32 *) &stuff[1] + stip_offset))) {
if(!(stip = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->mask & GCClipMask) {
clip_offset = Ones((Mask)stuff->mask & (GCClipMask - 1));
if ((tmp = *((CARD32 *) &stuff[1] + clip_offset))) {
if(!(clip = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if(!(newGC = (PanoramiXRes *) xalloc(sizeof(PanoramiXRes))))
return BadAlloc;
newGC->type = XRT_GC;
newGC->info[0].id = stuff->gc;
for(j = 1; j < PanoramiXNumScreens; j++)
newGC->info[j].id = FakeClientID(client->index);
FOR_NSCREENS_BACKWARD(j) {
stuff->gc = newGC->info[j].id;
stuff->drawable = refDraw->info[j].id;
if (tile)
*((CARD32 *) &stuff[1] + tile_offset) = tile->info[j].id;
if (stip)
*((CARD32 *) &stuff[1] + stip_offset) = stip->info[j].id;
if (clip)
*((CARD32 *) &stuff[1] + clip_offset) = clip->info[j].id;
result = (*SavedProcVector[X_CreateGC])(client);
if(result != Success) break;
}
if (result == Success)
AddResource(newGC->info[0].id, XRT_GC, newGC);
else
xfree(newGC);
return (result);
}
int PanoramiXChangeGC(ClientPtr client)
{
PanoramiXRes *gc;
PanoramiXRes *stip = NULL;
PanoramiXRes *tile = NULL;
PanoramiXRes *clip = NULL;
REQUEST(xChangeGCReq);
int tile_offset = 0, stip_offset = 0, clip_offset = 0;
int result = 0, len, j;
XID tmp;
REQUEST_AT_LEAST_SIZE(xChangeGCReq);
len = client->req_len - (sizeof(xChangeGCReq) >> 2);
if (Ones(stuff->mask) != len)
return BadLength;
if (!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
if ((Mask)stuff->mask & GCTile) {
tile_offset = Ones((Mask)stuff->mask & (GCTile - 1));
if ((tmp = *((CARD32 *) &stuff[1] + tile_offset))) {
if(!(tile = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->mask & GCStipple) {
stip_offset = Ones((Mask)stuff->mask & (GCStipple - 1));
if ((tmp = *((CARD32 *) &stuff[1] + stip_offset))) {
if(!(stip = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
if ((Mask)stuff->mask & GCClipMask) {
clip_offset = Ones((Mask)stuff->mask & (GCClipMask - 1));
if ((tmp = *((CARD32 *) &stuff[1] + clip_offset))) {
if(!(clip = (PanoramiXRes*) SecurityLookupIDByType(
client, tmp, XRT_PIXMAP, DixReadAccess)))
return BadPixmap;
}
}
FOR_NSCREENS_BACKWARD(j) {
stuff->gc = gc->info[j].id;
if (tile)
*((CARD32 *) &stuff[1] + tile_offset) = tile->info[j].id;
if (stip)
*((CARD32 *) &stuff[1] + stip_offset) = stip->info[j].id;
if (clip)
*((CARD32 *) &stuff[1] + clip_offset) = clip->info[j].id;
result = (*SavedProcVector[X_ChangeGC])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXCopyGC(ClientPtr client)
{
PanoramiXRes *srcGC, *dstGC;
int result = 0, j;
REQUEST(xCopyGCReq);
REQUEST_SIZE_MATCH(xCopyGCReq);
if(!(srcGC = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->srcGC, XRT_GC, DixReadAccess)))
return BadGC;
if(!(dstGC = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->dstGC, XRT_GC, DixWriteAccess)))
return BadGC;
FOR_NSCREENS(j) {
stuff->srcGC = srcGC->info[j].id;
stuff->dstGC = dstGC->info[j].id;
result = (*SavedProcVector[X_CopyGC])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXSetDashes(ClientPtr client)
{
PanoramiXRes *gc;
int result = 0, j;
REQUEST(xSetDashesReq);
REQUEST_FIXED_SIZE(xSetDashesReq, stuff->nDashes);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixWriteAccess)))
return BadGC;
FOR_NSCREENS_BACKWARD(j) {
stuff->gc = gc->info[j].id;
result = (*SavedProcVector[X_SetDashes])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXSetClipRectangles(ClientPtr client)
{
PanoramiXRes *gc;
int result = 0, j;
REQUEST(xSetClipRectanglesReq);
REQUEST_AT_LEAST_SIZE(xSetClipRectanglesReq);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixWriteAccess)))
return BadGC;
FOR_NSCREENS_BACKWARD(j) {
stuff->gc = gc->info[j].id;
result = (*SavedProcVector[X_SetClipRectangles])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXFreeGC(ClientPtr client)
{
PanoramiXRes *gc;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_GC, DixDestroyAccess)))
return BadGC;
FOR_NSCREENS_BACKWARD(j) {
stuff->id = gc->info[j].id;
result = (*SavedProcVector[X_FreeGC])(client);
if(result != Success) break;
}
/* Since ProcFreeGC is using FreeResource, it will free
our resource for us on the last pass through the loop above */
return (result);
}
int PanoramiXClearToBackground(ClientPtr client)
{
PanoramiXRes *win;
int result = 0, j, x, y;
Bool isRoot;
REQUEST(xClearAreaReq);
REQUEST_SIZE_MATCH(xClearAreaReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->window, XRT_WINDOW, DixWriteAccess)))
return BadWindow;
x = stuff->x;
y = stuff->y;
isRoot = win->u.win.root;
FOR_NSCREENS_BACKWARD(j) {
stuff->window = win->info[j].id;
if(isRoot) {
stuff->x = x - panoramiXdataPtr[j].x;
stuff->y = y - panoramiXdataPtr[j].y;
}
result = (*SavedProcVector[X_ClearArea])(client);
if(result != Success) break;
}
return (result);
}
/*
For Window to Pixmap copies you're screwed since each screen's
pixmap will look like what it sees on its screen. Unless the
screens overlap and the window lies on each, the two copies
will be out of sync. To remedy this we do a GetImage and PutImage
in place of the copy. Doing this as a single Image isn't quite
correct since it will include the obscured areas but we will
have to fix this later. (MArk).
*/
int PanoramiXCopyArea(ClientPtr client)
{
int j, result = 0, srcx, srcy, dstx, dsty;
PanoramiXRes *gc, *src, *dst;
Bool srcIsRoot = FALSE;
Bool dstIsRoot = FALSE;
Bool srcShared, dstShared;
REQUEST(xCopyAreaReq);
REQUEST_SIZE_MATCH(xCopyAreaReq);
if(!(src = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->srcDrawable, XRC_DRAWABLE, DixReadAccess)))
return BadDrawable;
srcShared = IS_SHARED_PIXMAP(src);
if(!(dst = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->dstDrawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
dstShared = IS_SHARED_PIXMAP(dst);
if(dstShared && srcShared)
return (* SavedProcVector[X_CopyArea])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
if((dst->type == XRT_WINDOW) && dst->u.win.root)
dstIsRoot = TRUE;
if((src->type == XRT_WINDOW) && src->u.win.root)
srcIsRoot = TRUE;
srcx = stuff->srcX; srcy = stuff->srcY;
dstx = stuff->dstX; dsty = stuff->dstY;
if((dst->type == XRT_PIXMAP) && (src->type == XRT_WINDOW)) {
DrawablePtr drawables[MAXSCREENS];
DrawablePtr pDst;
GCPtr pGC;
char *data;
int pitch, rc;
FOR_NSCREENS(j) {
rc = dixLookupDrawable(drawables+j, src->info[j].id, client, 0,
DixUnknownAccess);
if (rc != Success)
return rc;
}
pitch = PixmapBytePad(stuff->width, drawables[0]->depth);
if(!(data = xcalloc(1, stuff->height * pitch)))
return BadAlloc;
XineramaGetImageData(drawables, srcx, srcy,
stuff->width, stuff->height, ZPixmap, ~0, data, pitch,
srcIsRoot);
FOR_NSCREENS_BACKWARD(j) {
stuff->gc = gc->info[j].id;
VALIDATE_DRAWABLE_AND_GC(dst->info[j].id, pDst, DixWriteAccess);
if(drawables[0]->depth != pDst->depth) {
client->errorValue = stuff->dstDrawable;
xfree(data);
return (BadMatch);
}
(*pGC->ops->PutImage) (pDst, pGC, pDst->depth, dstx, dsty,
stuff->width, stuff->height,
0, ZPixmap, data);
if(dstShared) break;
}
xfree(data);
result = Success;
} else {
DrawablePtr pDst = NULL, pSrc = NULL;
GCPtr pGC = NULL;
RegionPtr pRgn[MAXSCREENS];
int rc;
FOR_NSCREENS_BACKWARD(j) {
stuff->dstDrawable = dst->info[j].id;
stuff->srcDrawable = src->info[j].id;
stuff->gc = gc->info[j].id;
if (srcIsRoot) {
stuff->srcX = srcx - panoramiXdataPtr[j].x;
stuff->srcY = srcy - panoramiXdataPtr[j].y;
}
if (dstIsRoot) {
stuff->dstX = dstx - panoramiXdataPtr[j].x;
stuff->dstY = dsty - panoramiXdataPtr[j].y;
}
VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pDst, DixWriteAccess);
if (stuff->dstDrawable != stuff->srcDrawable) {
rc = dixLookupDrawable(&pSrc, stuff->srcDrawable, client, 0,
DixReadAccess);
if (rc != Success)
return rc;
if ((pDst->pScreen != pSrc->pScreen) ||
(pDst->depth != pSrc->depth)) {
client->errorValue = stuff->dstDrawable;
return (BadMatch);
}
} else
pSrc = pDst;
pRgn[j] = (*pGC->ops->CopyArea)(pSrc, pDst, pGC,
stuff->srcX, stuff->srcY,
stuff->width, stuff->height,
stuff->dstX, stuff->dstY);
if(dstShared) {
while(j--) pRgn[j] = NULL;
break;
}
}
if(pGC->graphicsExposures) {
ScreenPtr pScreen = pDst->pScreen;
RegionRec totalReg;
Bool overlap;
REGION_NULL(pScreen, &totalReg);
FOR_NSCREENS_BACKWARD(j) {
if(pRgn[j]) {
if(srcIsRoot) {
REGION_TRANSLATE(pScreen, pRgn[j],
panoramiXdataPtr[j].x, panoramiXdataPtr[j].y);
}
REGION_APPEND(pScreen, &totalReg, pRgn[j]);
REGION_DESTROY(pScreen, pRgn[j]);
}
}
REGION_VALIDATE(pScreen, &totalReg, &overlap);
(*pScreen->SendGraphicsExpose)(
client, &totalReg, stuff->dstDrawable, X_CopyArea, 0);
REGION_UNINIT(pScreen, &totalReg);
}
result = client->noClientException;
}
return (result);
}
int PanoramiXCopyPlane(ClientPtr client)
{
int j, srcx, srcy, dstx, dsty, rc;
PanoramiXRes *gc, *src, *dst;
Bool srcIsRoot = FALSE;
Bool dstIsRoot = FALSE;
Bool srcShared, dstShared;
DrawablePtr psrcDraw, pdstDraw = NULL;
GCPtr pGC = NULL;
RegionPtr pRgn[MAXSCREENS];
REQUEST(xCopyPlaneReq);
REQUEST_SIZE_MATCH(xCopyPlaneReq);
if(!(src = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->srcDrawable, XRC_DRAWABLE, DixReadAccess)))
return BadDrawable;
srcShared = IS_SHARED_PIXMAP(src);
if(!(dst = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->dstDrawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
dstShared = IS_SHARED_PIXMAP(dst);
if(dstShared && srcShared)
return (* SavedProcVector[X_CopyPlane])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
if((dst->type == XRT_WINDOW) && dst->u.win.root)
dstIsRoot = TRUE;
if((src->type == XRT_WINDOW) && src->u.win.root)
srcIsRoot = TRUE;
srcx = stuff->srcX; srcy = stuff->srcY;
dstx = stuff->dstX; dsty = stuff->dstY;
FOR_NSCREENS_BACKWARD(j) {
stuff->dstDrawable = dst->info[j].id;
stuff->srcDrawable = src->info[j].id;
stuff->gc = gc->info[j].id;
if (srcIsRoot) {
stuff->srcX = srcx - panoramiXdataPtr[j].x;
stuff->srcY = srcy - panoramiXdataPtr[j].y;
}
if (dstIsRoot) {
stuff->dstX = dstx - panoramiXdataPtr[j].x;
stuff->dstY = dsty - panoramiXdataPtr[j].y;
}
VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pdstDraw, DixWriteAccess);
if (stuff->dstDrawable != stuff->srcDrawable) {
rc = dixLookupDrawable(&psrcDraw, stuff->srcDrawable, client, 0,
DixReadAccess);
if (rc != Success)
return rc;
if (pdstDraw->pScreen != psrcDraw->pScreen) {
client->errorValue = stuff->dstDrawable;
return (BadMatch);
}
} else
psrcDraw = pdstDraw;
if(stuff->bitPlane == 0 || (stuff->bitPlane & (stuff->bitPlane - 1)) ||
(stuff->bitPlane > (1L << (psrcDraw->depth - 1)))) {
client->errorValue = stuff->bitPlane;
return(BadValue);
}
pRgn[j] = (*pGC->ops->CopyPlane)(psrcDraw, pdstDraw, pGC,
stuff->srcX, stuff->srcY,
stuff->width, stuff->height,
stuff->dstX, stuff->dstY, stuff->bitPlane);
if(dstShared) {
while(j--) pRgn[j] = NULL;
break;
}
}
if(pGC->graphicsExposures) {
ScreenPtr pScreen = pdstDraw->pScreen;
RegionRec totalReg;
Bool overlap;
REGION_NULL(pScreen, &totalReg);
FOR_NSCREENS_BACKWARD(j) {
if(pRgn[j]) {
REGION_APPEND(pScreen, &totalReg, pRgn[j]);
REGION_DESTROY(pScreen, pRgn[j]);
}
}
REGION_VALIDATE(pScreen, &totalReg, &overlap);
(*pScreen->SendGraphicsExpose)(
client, &totalReg, stuff->dstDrawable, X_CopyPlane, 0);
REGION_UNINIT(pScreen, &totalReg);
}
return (client->noClientException);
}
int PanoramiXPolyPoint(ClientPtr client)
{
PanoramiXRes *gc, *draw;
int result = 0, npoint, j;
xPoint *origPts;
Bool isRoot;
REQUEST(xPolyPointReq);
REQUEST_AT_LEAST_SIZE(xPolyPointReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyPoint])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
npoint = ((client->req_len << 2) - sizeof(xPolyPointReq)) >> 2;
if (npoint > 0) {
origPts = (xPoint *) xalloc(npoint * sizeof(xPoint));
memcpy((char *) origPts, (char *) &stuff[1], npoint * sizeof(xPoint));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], origPts, npoint * sizeof(xPoint));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
xPoint *pnts = (xPoint*)&stuff[1];
int i = (stuff->coordMode==CoordModePrevious) ? 1 : npoint;
while(i--) {
pnts->x -= x_off;
pnts->y -= y_off;
pnts++;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PolyPoint])(client);
if(result != Success) break;
}
xfree(origPts);
return (result);
} else
return (client->noClientException);
}
int PanoramiXPolyLine(ClientPtr client)
{
PanoramiXRes *gc, *draw;
int result = 0, npoint, j;
xPoint *origPts;
Bool isRoot;
REQUEST(xPolyLineReq);
REQUEST_AT_LEAST_SIZE(xPolyLineReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyLine])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
npoint = ((client->req_len << 2) - sizeof(xPolyLineReq)) >> 2;
if (npoint > 0){
origPts = (xPoint *) xalloc(npoint * sizeof(xPoint));
memcpy((char *) origPts, (char *) &stuff[1], npoint * sizeof(xPoint));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], origPts, npoint * sizeof(xPoint));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
xPoint *pnts = (xPoint*)&stuff[1];
int i = (stuff->coordMode==CoordModePrevious) ? 1 : npoint;
while(i--) {
pnts->x -= x_off;
pnts->y -= y_off;
pnts++;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PolyLine])(client);
if(result != Success) break;
}
xfree(origPts);
return (result);
} else
return (client->noClientException);
}
int PanoramiXPolySegment(ClientPtr client)
{
int result = 0, nsegs, i, j;
PanoramiXRes *gc, *draw;
xSegment *origSegs;
Bool isRoot;
REQUEST(xPolySegmentReq);
REQUEST_AT_LEAST_SIZE(xPolySegmentReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolySegment])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
nsegs = (client->req_len << 2) - sizeof(xPolySegmentReq);
if(nsegs & 4) return BadLength;
nsegs >>= 3;
if (nsegs > 0) {
origSegs = (xSegment *) xalloc(nsegs * sizeof(xSegment));
memcpy((char *) origSegs, (char *) &stuff[1], nsegs * sizeof(xSegment));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], origSegs, nsegs * sizeof(xSegment));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
xSegment *segs = (xSegment*)&stuff[1];
for (i = nsegs; i--; segs++) {
segs->x1 -= x_off;
segs->x2 -= x_off;
segs->y1 -= y_off;
segs->y2 -= y_off;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PolySegment])(client);
if(result != Success) break;
}
xfree(origSegs);
return (result);
} else
return (client->noClientException);
}
int PanoramiXPolyRectangle(ClientPtr client)
{
int result = 0, nrects, i, j;
PanoramiXRes *gc, *draw;
Bool isRoot;
xRectangle *origRecs;
REQUEST(xPolyRectangleReq);
REQUEST_AT_LEAST_SIZE(xPolyRectangleReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyRectangle])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
nrects = (client->req_len << 2) - sizeof(xPolyRectangleReq);
if(nrects & 4) return BadLength;
nrects >>= 3;
if (nrects > 0){
origRecs = (xRectangle *) xalloc(nrects * sizeof(xRectangle));
memcpy((char *)origRecs,(char *)&stuff[1],nrects * sizeof(xRectangle));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], origRecs, nrects * sizeof(xRectangle));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
xRectangle *rects = (xRectangle *) &stuff[1];
for (i = nrects; i--; rects++) {
rects->x -= x_off;
rects->y -= y_off;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PolyRectangle])(client);
if(result != Success) break;
}
xfree(origRecs);
return (result);
} else
return (client->noClientException);
}
int PanoramiXPolyArc(ClientPtr client)
{
int result = 0, narcs, i, j;
PanoramiXRes *gc, *draw;
Bool isRoot;
xArc *origArcs;
REQUEST(xPolyArcReq);
REQUEST_AT_LEAST_SIZE(xPolyArcReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyArc])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
narcs = (client->req_len << 2) - sizeof(xPolyArcReq);
if(narcs % sizeof(xArc)) return BadLength;
narcs /= sizeof(xArc);
if (narcs > 0){
origArcs = (xArc *) xalloc(narcs * sizeof(xArc));
memcpy((char *) origArcs, (char *) &stuff[1], narcs * sizeof(xArc));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], origArcs, narcs * sizeof(xArc));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
xArc *arcs = (xArc *) &stuff[1];
for (i = narcs; i--; arcs++) {
arcs->x -= x_off;
arcs->y -= y_off;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PolyArc])(client);
if(result != Success) break;
}
xfree(origArcs);
return (result);
} else
return (client->noClientException);
}
int PanoramiXFillPoly(ClientPtr client)
{
int result = 0, count, j;
PanoramiXRes *gc, *draw;
Bool isRoot;
DDXPointPtr locPts;
REQUEST(xFillPolyReq);
REQUEST_AT_LEAST_SIZE(xFillPolyReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_FillPoly])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
count = ((client->req_len << 2) - sizeof(xFillPolyReq)) >> 2;
if (count > 0){
locPts = (DDXPointPtr) xalloc(count * sizeof(DDXPointRec));
memcpy((char *)locPts, (char *)&stuff[1], count * sizeof(DDXPointRec));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], locPts, count * sizeof(DDXPointRec));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
DDXPointPtr pnts = (DDXPointPtr)&stuff[1];
int i = (stuff->coordMode==CoordModePrevious) ? 1 : count;
while(i--) {
pnts->x -= x_off;
pnts->y -= y_off;
pnts++;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_FillPoly])(client);
if(result != Success) break;
}
xfree(locPts);
return (result);
} else
return (client->noClientException);
}
int PanoramiXPolyFillRectangle(ClientPtr client)
{
int result = 0, things, i, j;
PanoramiXRes *gc, *draw;
Bool isRoot;
xRectangle *origRects;
REQUEST(xPolyFillRectangleReq);
REQUEST_AT_LEAST_SIZE(xPolyFillRectangleReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyFillRectangle])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
things = (client->req_len << 2) - sizeof(xPolyFillRectangleReq);
if(things & 4) return BadLength;
things >>= 3;
if (things > 0){
origRects = (xRectangle *) xalloc(things * sizeof(xRectangle));
memcpy((char*)origRects,(char*)&stuff[1], things * sizeof(xRectangle));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], origRects, things * sizeof(xRectangle));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
xRectangle *rects = (xRectangle *) &stuff[1];
for (i = things; i--; rects++) {
rects->x -= x_off;
rects->y -= y_off;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PolyFillRectangle])(client);
if(result != Success) break;
}
xfree(origRects);
return (result);
} else
return (client->noClientException);
}
int PanoramiXPolyFillArc(ClientPtr client)
{
PanoramiXRes *gc, *draw;
Bool isRoot;
int result = 0, narcs, i, j;
xArc *origArcs;
REQUEST(xPolyFillArcReq);
REQUEST_AT_LEAST_SIZE(xPolyFillArcReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyFillArc])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
narcs = (client->req_len << 2) - sizeof(xPolyFillArcReq);
IF_RETURN((narcs % sizeof(xArc)), BadLength);
narcs /= sizeof(xArc);
if (narcs > 0) {
origArcs = (xArc *) xalloc(narcs * sizeof(xArc));
memcpy((char *) origArcs, (char *)&stuff[1], narcs * sizeof(xArc));
FOR_NSCREENS_FORWARD(j){
if(j) memcpy(&stuff[1], origArcs, narcs * sizeof(xArc));
if (isRoot) {
int x_off = panoramiXdataPtr[j].x;
int y_off = panoramiXdataPtr[j].y;
if(x_off || y_off) {
xArc *arcs = (xArc *) &stuff[1];
for (i = narcs; i--; arcs++) {
arcs->x -= x_off;
arcs->y -= y_off;
}
}
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PolyFillArc])(client);
if(result != Success) break;
}
xfree(origArcs);
return (result);
} else
return (client->noClientException);
}
int PanoramiXPutImage(ClientPtr client)
{
PanoramiXRes *gc, *draw;
Bool isRoot;
int j, result = 0, orig_x, orig_y;
REQUEST(xPutImageReq);
REQUEST_AT_LEAST_SIZE(xPutImageReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PutImage])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
orig_x = stuff->dstX;
orig_y = stuff->dstY;
FOR_NSCREENS_BACKWARD(j){
if (isRoot) {
stuff->dstX = orig_x - panoramiXdataPtr[j].x;
stuff->dstY = orig_y - panoramiXdataPtr[j].y;
}
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
result = (* SavedProcVector[X_PutImage])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXGetImage(ClientPtr client)
{
DrawablePtr drawables[MAXSCREENS];
DrawablePtr pDraw;
PanoramiXRes *draw;
xGetImageReply xgi;
Bool isRoot;
char *pBuf;
int i, x, y, w, h, format, rc;
Mask plane = 0, planemask;
int linesDone, nlines, linesPerBuf;
long widthBytesLine, length;
REQUEST(xGetImageReq);
REQUEST_SIZE_MATCH(xGetImageReq);
if ((stuff->format != XYPixmap) && (stuff->format != ZPixmap)) {
client->errorValue = stuff->format;
return(BadValue);
}
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(draw->type == XRT_PIXMAP)
return (*SavedProcVector[X_GetImage])(client);
rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0,
DixUnknownAccess);
if (rc != Success)
return rc;
if(!((WindowPtr)pDraw)->realized)
return(BadMatch);
x = stuff->x;
y = stuff->y;
w = stuff->width;
h = stuff->height;
format = stuff->format;
planemask = stuff->planeMask;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
if(isRoot) {
if( /* check for being onscreen */
x < 0 || x + w > PanoramiXPixWidth ||
y < 0 || y + h > PanoramiXPixHeight )
return(BadMatch);
} else {
if( /* check for being onscreen */
panoramiXdataPtr[0].x + pDraw->x + x < 0 ||
panoramiXdataPtr[0].x + pDraw->x + x + w > PanoramiXPixWidth ||
panoramiXdataPtr[0].y + pDraw->y + y < 0 ||
panoramiXdataPtr[0].y + pDraw->y + y + h > PanoramiXPixHeight ||
/* check for being inside of border */
x < - wBorderWidth((WindowPtr)pDraw) ||
x + w > wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width ||
y < -wBorderWidth((WindowPtr)pDraw) ||
y + h > wBorderWidth ((WindowPtr)pDraw) + (int)pDraw->height)
return(BadMatch);
}
drawables[0] = pDraw;
for(i = 1; i < PanoramiXNumScreens; i++) {
rc = dixLookupDrawable(drawables+i, draw->info[i].id, client, 0,
DixUnknownAccess);
if (rc != Success)
return rc;
}
xgi.visual = wVisual (((WindowPtr) pDraw));
xgi.type = X_Reply;
xgi.sequenceNumber = client->sequence;
xgi.depth = pDraw->depth;
if(format == ZPixmap) {
widthBytesLine = PixmapBytePad(w, pDraw->depth);
length = widthBytesLine * h;
} else {
widthBytesLine = BitmapBytePad(w);
plane = ((Mask)1) << (pDraw->depth - 1);
/* only planes asked for */
length = widthBytesLine * h *
Ones(planemask & (plane | (plane - 1)));
}
xgi.length = (length + 3) >> 2;
if (widthBytesLine == 0 || h == 0)
linesPerBuf = 0;
else if (widthBytesLine >= XINERAMA_IMAGE_BUFSIZE)
linesPerBuf = 1;
else {
linesPerBuf = XINERAMA_IMAGE_BUFSIZE / widthBytesLine;
if (linesPerBuf > h)
linesPerBuf = h;
}
length = linesPerBuf * widthBytesLine;
if(!(pBuf = xalloc(length)))
return (BadAlloc);
WriteReplyToClient(client, sizeof (xGetImageReply), &xgi);
if (linesPerBuf == 0) {
/* nothing to do */
}
else if (format == ZPixmap) {
linesDone = 0;
while (h - linesDone > 0) {
nlines = min(linesPerBuf, h - linesDone);
if(pDraw->depth == 1)
bzero(pBuf, nlines * widthBytesLine);
XineramaGetImageData(drawables, x, y + linesDone, w, nlines,
format, planemask, pBuf, widthBytesLine, isRoot);
(void)WriteToClient(client,
(int)(nlines * widthBytesLine),
pBuf);
linesDone += nlines;
}
} else { /* XYPixmap */
for (; plane; plane >>= 1) {
if (planemask & plane) {
linesDone = 0;
while (h - linesDone > 0) {
nlines = min(linesPerBuf, h - linesDone);
bzero(pBuf, nlines * widthBytesLine);
XineramaGetImageData(drawables, x, y + linesDone, w,
nlines, format, plane, pBuf,
widthBytesLine, isRoot);
(void)WriteToClient(client,
(int)(nlines * widthBytesLine),
pBuf);
linesDone += nlines;
}
}
}
}
xfree(pBuf);
return (client->noClientException);
}
/* The text stuff should be rewritten so that duplication happens
at the GlyphBlt level. That is, loading the font and getting
the glyphs should only happen once */
int
PanoramiXPolyText8(ClientPtr client)
{
PanoramiXRes *gc, *draw;
Bool isRoot;
int result = 0, j;
int orig_x, orig_y;
REQUEST(xPolyTextReq);
REQUEST_AT_LEAST_SIZE(xPolyTextReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyText8])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
orig_x = stuff->x;
orig_y = stuff->y;
FOR_NSCREENS_BACKWARD(j){
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
if (isRoot) {
stuff->x = orig_x - panoramiXdataPtr[j].x;
stuff->y = orig_y - panoramiXdataPtr[j].y;
}
result = (*SavedProcVector[X_PolyText8])(client);
if(result != Success) break;
}
return (result);
}
int
PanoramiXPolyText16(ClientPtr client)
{
PanoramiXRes *gc, *draw;
Bool isRoot;
int result = 0, j;
int orig_x, orig_y;
REQUEST(xPolyTextReq);
REQUEST_AT_LEAST_SIZE(xPolyTextReq);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_PolyText16])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
orig_x = stuff->x;
orig_y = stuff->y;
FOR_NSCREENS_BACKWARD(j){
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
if (isRoot) {
stuff->x = orig_x - panoramiXdataPtr[j].x;
stuff->y = orig_y - panoramiXdataPtr[j].y;
}
result = (*SavedProcVector[X_PolyText16])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXImageText8(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *gc, *draw;
Bool isRoot;
int orig_x, orig_y;
REQUEST(xImageTextReq);
REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_ImageText8])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
orig_x = stuff->x;
orig_y = stuff->y;
FOR_NSCREENS_BACKWARD(j){
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
if (isRoot) {
stuff->x = orig_x - panoramiXdataPtr[j].x;
stuff->y = orig_y - panoramiXdataPtr[j].y;
}
result = (*SavedProcVector[X_ImageText8])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXImageText16(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *gc, *draw;
Bool isRoot;
int orig_x, orig_y;
REQUEST(xImageTextReq);
REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars << 1);
if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
client, stuff->drawable, XRC_DRAWABLE, DixWriteAccess)))
return BadDrawable;
if(IS_SHARED_PIXMAP(draw))
return (*SavedProcVector[X_ImageText16])(client);
if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->gc, XRT_GC, DixReadAccess)))
return BadGC;
isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
orig_x = stuff->x;
orig_y = stuff->y;
FOR_NSCREENS_BACKWARD(j){
stuff->drawable = draw->info[j].id;
stuff->gc = gc->info[j].id;
if (isRoot) {
stuff->x = orig_x - panoramiXdataPtr[j].x;
stuff->y = orig_y - panoramiXdataPtr[j].y;
}
result = (*SavedProcVector[X_ImageText16])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXCreateColormap(ClientPtr client)
{
PanoramiXRes *win, *newCmap;
int result = 0, j, orig_visual;
REQUEST(xCreateColormapReq);
REQUEST_SIZE_MATCH(xCreateColormapReq);
if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->window, XRT_WINDOW, DixReadAccess)))
return BadWindow;
if(!stuff->visual || (stuff->visual > 255))
return BadValue;
if(!(newCmap = (PanoramiXRes *) xalloc(sizeof(PanoramiXRes))))
return BadAlloc;
newCmap->type = XRT_COLORMAP;
newCmap->info[0].id = stuff->mid;
for(j = 1; j < PanoramiXNumScreens; j++)
newCmap->info[j].id = FakeClientID(client->index);
orig_visual = stuff->visual;
FOR_NSCREENS_BACKWARD(j){
stuff->mid = newCmap->info[j].id;
stuff->window = win->info[j].id;
stuff->visual = PanoramiXVisualTable[(orig_visual * MAXSCREENS) + j];
result = (* SavedProcVector[X_CreateColormap])(client);
if(result != Success) break;
}
if (result == Success)
AddResource(newCmap->info[0].id, XRT_COLORMAP, newCmap);
else
xfree(newCmap);
return (result);
}
int PanoramiXFreeColormap(ClientPtr client)
{
PanoramiXRes *cmap;
int result = 0, j;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
client->errorValue = stuff->id;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_COLORMAP, DixDestroyAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j) {
stuff->id = cmap->info[j].id;
result = (* SavedProcVector[X_FreeColormap])(client);
if(result != Success) break;
}
/* Since ProcFreeColormap is using FreeResource, it will free
our resource for us on the last pass through the loop above */
return (result);
}
int
PanoramiXCopyColormapAndFree(ClientPtr client)
{
PanoramiXRes *cmap, *newCmap;
int result = 0, j;
REQUEST(xCopyColormapAndFreeReq);
REQUEST_SIZE_MATCH(xCopyColormapAndFreeReq);
client->errorValue = stuff->srcCmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->srcCmap, XRT_COLORMAP,
DixReadAccess | DixWriteAccess)))
return BadColor;
if(!(newCmap = (PanoramiXRes *) xalloc(sizeof(PanoramiXRes))))
return BadAlloc;
newCmap->type = XRT_COLORMAP;
newCmap->info[0].id = stuff->mid;
for(j = 1; j < PanoramiXNumScreens; j++)
newCmap->info[j].id = FakeClientID(client->index);
FOR_NSCREENS_BACKWARD(j){
stuff->srcCmap = cmap->info[j].id;
stuff->mid = newCmap->info[j].id;
result = (* SavedProcVector[X_CopyColormapAndFree])(client);
if(result != Success) break;
}
if (result == Success)
AddResource(newCmap->info[0].id, XRT_COLORMAP, newCmap);
else
xfree(newCmap);
return (result);
}
int PanoramiXInstallColormap(ClientPtr client)
{
REQUEST(xResourceReq);
int result = 0, j;
PanoramiXRes *cmap;
REQUEST_SIZE_MATCH(xResourceReq);
client->errorValue = stuff->id;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_COLORMAP, DixReadAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j){
stuff->id = cmap->info[j].id;
result = (* SavedProcVector[X_InstallColormap])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXUninstallColormap(ClientPtr client)
{
REQUEST(xResourceReq);
int result = 0, j;
PanoramiXRes *cmap;
REQUEST_SIZE_MATCH(xResourceReq);
client->errorValue = stuff->id;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->id, XRT_COLORMAP, DixReadAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j) {
stuff->id = cmap->info[j].id;
result = (* SavedProcVector[X_UninstallColormap])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXAllocColor(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *cmap;
REQUEST(xAllocColorReq);
REQUEST_SIZE_MATCH(xAllocColorReq);
client->errorValue = stuff->cmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->cmap, XRT_COLORMAP, DixWriteAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j){
stuff->cmap = cmap->info[j].id;
result = (* SavedProcVector[X_AllocColor])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXAllocNamedColor(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *cmap;
REQUEST(xAllocNamedColorReq);
REQUEST_FIXED_SIZE(xAllocNamedColorReq, stuff->nbytes);
client->errorValue = stuff->cmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->cmap, XRT_COLORMAP, DixWriteAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j){
stuff->cmap = cmap->info[j].id;
result = (* SavedProcVector[X_AllocNamedColor])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXAllocColorCells(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *cmap;
REQUEST(xAllocColorCellsReq);
REQUEST_SIZE_MATCH(xAllocColorCellsReq);
client->errorValue = stuff->cmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->cmap, XRT_COLORMAP, DixWriteAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j){
stuff->cmap = cmap->info[j].id;
result = (* SavedProcVector[X_AllocColorCells])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXAllocColorPlanes(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *cmap;
REQUEST(xAllocColorPlanesReq);
REQUEST_SIZE_MATCH(xAllocColorPlanesReq);
client->errorValue = stuff->cmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->cmap, XRT_COLORMAP, DixWriteAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j){
stuff->cmap = cmap->info[j].id;
result = (* SavedProcVector[X_AllocColorPlanes])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXFreeColors(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *cmap;
REQUEST(xFreeColorsReq);
REQUEST_AT_LEAST_SIZE(xFreeColorsReq);
client->errorValue = stuff->cmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->cmap, XRT_COLORMAP, DixWriteAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j) {
stuff->cmap = cmap->info[j].id;
result = (* SavedProcVector[X_FreeColors])(client);
}
return (result);
}
int PanoramiXStoreColors(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *cmap;
REQUEST(xStoreColorsReq);
REQUEST_AT_LEAST_SIZE(xStoreColorsReq);
client->errorValue = stuff->cmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->cmap, XRT_COLORMAP, DixWriteAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j){
stuff->cmap = cmap->info[j].id;
result = (* SavedProcVector[X_StoreColors])(client);
if(result != Success) break;
}
return (result);
}
int PanoramiXStoreNamedColor(ClientPtr client)
{
int result = 0, j;
PanoramiXRes *cmap;
REQUEST(xStoreNamedColorReq);
REQUEST_FIXED_SIZE(xStoreNamedColorReq, stuff->nbytes);
client->errorValue = stuff->cmap;
if(!(cmap = (PanoramiXRes *)SecurityLookupIDByType(
client, stuff->cmap, XRT_COLORMAP, DixWriteAccess)))
return BadColor;
FOR_NSCREENS_BACKWARD(j){
stuff->cmap = cmap->info[j].id;
result = (* SavedProcVector[X_StoreNamedColor])(client);
if(result != Success) break;
}
return (result);
}
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