410 lines
11 KiB
C
410 lines
11 KiB
C
/*
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* $Id$
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*
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* Copyright © 2003 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "compint.h"
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static CARD8 CompositeReqCode;
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int CompositeClientPrivateIndex;
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RESTYPE CompositeClientWindowType;
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RESTYPE CompositeClientSubwindowsType;
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typedef struct _CompositeClient {
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int major_version;
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int minor_version;
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} CompositeClientRec, *CompositeClientPtr;
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#define GetCompositeClient(pClient) ((CompositeClientPtr) (pClient)->devPrivates[CompositeClientPrivateIndex].ptr)
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static void
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CompositeClientCallback (CallbackListPtr *list,
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pointer closure,
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pointer data)
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{
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NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
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ClientPtr pClient = clientinfo->client;
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CompositeClientPtr pCompositeClient = GetCompositeClient (pClient);
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pCompositeClient->major_version = 0;
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pCompositeClient->minor_version = 0;
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}
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static void
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CompositeResetProc (ExtensionEntry *extEntry)
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{
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}
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static int
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FreeCompositeClientWindow (pointer value, XID ccwid)
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{
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WindowPtr pWin = value;
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compFreeClientWindow (pWin, ccwid);
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return Success;
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}
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static int
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FreeCompositeClientSubwindows (pointer value, XID ccwid)
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{
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WindowPtr pWin = value;
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compFreeClientSubwindows (pWin, ccwid);
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return Success;
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}
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static int
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ProcCompositeQueryVersion (ClientPtr client)
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{
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CompositeClientPtr pCompositeClient = GetCompositeClient (client);
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xCompositeQueryVersionReply rep;
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register int n;
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REQUEST(xCompositeQueryVersionReq);
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REQUEST_SIZE_MATCH(xCompositeQueryVersionReq);
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequenceNumber = client->sequence;
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if (stuff->majorVersion < COMPOSITE_MAJOR) {
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rep.majorVersion = stuff->majorVersion;
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rep.minorVersion = stuff->minorVersion;
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} else {
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rep.majorVersion = COMPOSITE_MAJOR;
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if (stuff->majorVersion == COMPOSITE_MAJOR &&
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stuff->minorVersion < COMPOSITE_MINOR)
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rep.minorVersion = stuff->minorVersion;
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else
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rep.minorVersion = COMPOSITE_MINOR;
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}
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pCompositeClient->major_version = rep.majorVersion;
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pCompositeClient->minor_version = rep.minorVersion;
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if (client->swapped) {
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swaps(&rep.sequenceNumber, n);
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swapl(&rep.length, n);
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swapl(&rep.majorVersion, n);
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swapl(&rep.minorVersion, n);
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}
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WriteToClient(client, sizeof(xCompositeQueryVersionReply), (char *)&rep);
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return(client->noClientException);
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}
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static int
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ProcCompositeRedirectWindow (ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeRedirectWindowReq);
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REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
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pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
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if (!pWin)
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{
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client->errorValue = stuff->window;
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return BadWindow;
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}
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return compRedirectWindow (client, pWin, stuff->update);
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}
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static int
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ProcCompositeRedirectSubwindows (ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeRedirectSubwindowsReq);
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REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
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pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
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if (!pWin)
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{
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client->errorValue = stuff->window;
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return BadWindow;
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}
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return compRedirectSubwindows (client, pWin, stuff->update);
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}
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static int
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ProcCompositeUnredirectWindow (ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeUnredirectWindowReq);
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REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
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pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
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if (!pWin)
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{
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client->errorValue = stuff->window;
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return BadWindow;
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}
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return compUnredirectWindow (client, pWin, stuff->update);
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}
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static int
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ProcCompositeUnredirectSubwindows (ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeUnredirectSubwindowsReq);
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REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
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pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
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if (!pWin)
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{
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client->errorValue = stuff->window;
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return BadWindow;
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}
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return compUnredirectSubwindows (client, pWin, stuff->update);
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}
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static int
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ProcCompositeCreateRegionFromBorderClip (ClientPtr client)
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{
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WindowPtr pWin;
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CompWindowPtr cw;
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RegionPtr pBorderClip, pRegion;
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REQUEST(xCompositeCreateRegionFromBorderClipReq);
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REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq);
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pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
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if (!pWin)
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{
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client->errorValue = stuff->window;
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return BadWindow;
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}
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LEGAL_NEW_RESOURCE (stuff->region, client);
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cw = GetCompWindow (pWin);
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if (cw)
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pBorderClip = &cw->borderClip;
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else
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pBorderClip = &pWin->borderClip;
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pRegion = XFixesRegionCopy (pBorderClip);
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if (!pRegion)
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return BadAlloc;
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REGION_TRANSLATE (pScreen, pRegion, -pWin->drawable.x, -pWin->drawable.y);
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if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
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return BadAlloc;
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return(client->noClientException);
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}
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static int
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ProcCompositeNameWindowPixmap (ClientPtr client)
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{
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WindowPtr pWin;
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CompWindowPtr cw;
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PixmapPtr pPixmap;
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REQUEST(xCompositeNameWindowPixmapReq);
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REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
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pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
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if (!pWin)
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{
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client->errorValue = stuff->window;
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return BadWindow;
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}
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LEGAL_NEW_RESOURCE (stuff->pixmap, client);
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cw = GetCompWindow (pWin);
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if (!cw)
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return BadMatch;
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pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin);
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if (!pPixmap)
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return BadMatch;
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++pPixmap->refcnt;
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if (!AddResource (stuff->pixmap, RT_PIXMAP, (pointer) pPixmap))
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return BadAlloc;
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return(client->noClientException);
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}
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int (*ProcCompositeVector[CompositeNumberRequests])(ClientPtr) = {
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ProcCompositeQueryVersion,
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ProcCompositeRedirectWindow,
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ProcCompositeRedirectSubwindows,
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ProcCompositeUnredirectWindow,
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ProcCompositeUnredirectSubwindows,
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ProcCompositeCreateRegionFromBorderClip,
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ProcCompositeNameWindowPixmap,
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};
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static int
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ProcCompositeDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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if (stuff->data < CompositeNumberRequests)
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return (*ProcCompositeVector[stuff->data]) (client);
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else
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return BadRequest;
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}
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static int
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SProcCompositeQueryVersion (ClientPtr client)
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{
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int n;
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REQUEST(xCompositeQueryVersionReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xCompositeQueryVersionReq);
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swapl(&stuff->majorVersion, n);
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swapl(&stuff->minorVersion, n);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int
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SProcCompositeRedirectWindow (ClientPtr client)
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{
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int n;
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REQUEST(xCompositeRedirectWindowReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
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swapl (&stuff->window, n);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int
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SProcCompositeRedirectSubwindows (ClientPtr client)
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{
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int n;
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REQUEST(xCompositeRedirectSubwindowsReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
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swapl (&stuff->window, n);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int
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SProcCompositeUnredirectWindow (ClientPtr client)
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{
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int n;
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REQUEST(xCompositeUnredirectWindowReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
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swapl (&stuff->window, n);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int
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SProcCompositeUnredirectSubwindows (ClientPtr client)
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{
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int n;
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REQUEST(xCompositeUnredirectSubwindowsReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
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swapl (&stuff->window, n);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int
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SProcCompositeCreateRegionFromBorderClip (ClientPtr client)
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{
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int n;
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REQUEST(xCompositeCreateRegionFromBorderClipReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq);
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swapl (&stuff->region, n);
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swapl (&stuff->window, n);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int
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SProcCompositeNameWindowPixmap (ClientPtr client)
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{
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int n;
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REQUEST(xCompositeNameWindowPixmapReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
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swapl (&stuff->window, n);
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swapl (&stuff->pixmap, n);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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int (*SProcCompositeVector[CompositeNumberRequests])(ClientPtr) = {
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SProcCompositeQueryVersion,
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SProcCompositeRedirectWindow,
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SProcCompositeRedirectSubwindows,
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SProcCompositeUnredirectWindow,
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SProcCompositeUnredirectSubwindows,
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SProcCompositeCreateRegionFromBorderClip,
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SProcCompositeNameWindowPixmap,
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};
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static int
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SProcCompositeDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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if (stuff->data < CompositeNumberRequests)
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return (*SProcCompositeVector[stuff->data]) (client);
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else
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return BadRequest;
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}
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void
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CompositeExtensionInit (void)
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{
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ExtensionEntry *extEntry;
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int s;
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CompositeClientWindowType = CreateNewResourceType (FreeCompositeClientWindow);
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if (!CompositeClientWindowType)
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return;
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CompositeClientSubwindowsType = CreateNewResourceType (FreeCompositeClientSubwindows);
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if (!CompositeClientSubwindowsType)
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return;
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CompositeClientPrivateIndex = AllocateClientPrivateIndex ();
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if (!AllocateClientPrivate (CompositeClientPrivateIndex,
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sizeof (CompositeClientRec)))
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return;
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if (!AddCallback (&ClientStateCallback, CompositeClientCallback, 0))
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return;
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extEntry = AddExtension (COMPOSITE_NAME, 0, 0,
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ProcCompositeDispatch, SProcCompositeDispatch,
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CompositeResetProc, StandardMinorOpcode);
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if (!extEntry)
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return;
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CompositeReqCode = (CARD8) extEntry->base;
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for (s = 0; s < screenInfo.numScreens; s++)
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if (!compScreenInit (screenInfo.screens[s]))
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return;
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miRegisterRedirectBorderClipProc (compSetRedirectBorderClip,
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compGetRedirectBorderClip);
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}
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