merge latest (4.3.99.16) from XFree86 (vendor) branch
This commit is contained in:
Kaleb Keithley
350
hw/darwin/quartz/xpr/appledri.c
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350
hw/darwin/quartz/xpr/appledri.c
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/* $XFree86: xc/programs/Xserver/hw/darwin/quartz/xpr/appledri.c,v 1.1 2003/06/30 01:45:13 torrey Exp $ */
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/**************************************************************************
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Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
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Copyright 2000 VA Linux Systems, Inc.
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Copyright (c) 2002 Apple Computer, Inc.
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All Rights Reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sub license, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice (including the
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next paragraph) shall be included in all copies or substantial portions
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of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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**************************************************************************/
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/*
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* Authors:
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* Kevin E. Martin <martin@valinux.com>
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* Jens Owen <jens@valinux.com>
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* Rickard E. (Rik) Faith <faith@valinux.com>
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*
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*/
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#define NEED_REPLIES
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#define NEED_EVENTS
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#include "X.h"
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#include "Xproto.h"
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#include "misc.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "colormapst.h"
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#include "cursorstr.h"
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#include "scrnintstr.h"
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#include "servermd.h"
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#define _APPLEDRI_SERVER_
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#include "appledristr.h"
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#include "swaprep.h"
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#include "dri.h"
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#include "dristruct.h"
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static int DRIErrorBase = 0;
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static DISPATCH_PROC(ProcAppleDRIDispatch);
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static DISPATCH_PROC(SProcAppleDRIDispatch);
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static void AppleDRIResetProc(ExtensionEntry* extEntry);
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static unsigned char DRIReqCode = 0;
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static int DRIEventBase = 0;
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static void SNotifyEvent(xAppleDRINotifyEvent *from, xAppleDRINotifyEvent *to);
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typedef struct _DRIEvent *DRIEventPtr;
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typedef struct _DRIEvent {
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DRIEventPtr next;
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ClientPtr client;
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XID clientResource;
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unsigned int mask;
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} DRIEventRec;
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void
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AppleDRIExtensionInit(void)
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{
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ExtensionEntry* extEntry;
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if (DRIExtensionInit() &&
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(extEntry = AddExtension(APPLEDRINAME,
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AppleDRINumberEvents,
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AppleDRINumberErrors,
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ProcAppleDRIDispatch,
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SProcAppleDRIDispatch,
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AppleDRIResetProc,
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StandardMinorOpcode))) {
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DRIReqCode = (unsigned char)extEntry->base;
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DRIErrorBase = extEntry->errorBase;
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DRIEventBase = extEntry->eventBase;
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EventSwapVector[DRIEventBase] = (EventSwapPtr) SNotifyEvent;
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}
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}
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/*ARGSUSED*/
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static void
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AppleDRIResetProc (
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ExtensionEntry* extEntry
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)
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{
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DRIReset();
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}
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static int
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ProcAppleDRIQueryVersion(
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register ClientPtr client
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)
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{
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xAppleDRIQueryVersionReply rep;
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register int n;
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REQUEST_SIZE_MATCH(xAppleDRIQueryVersionReq);
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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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rep.majorVersion = APPLE_DRI_MAJOR_VERSION;
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rep.minorVersion = APPLE_DRI_MINOR_VERSION;
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rep.patchVersion = APPLE_DRI_PATCH_VERSION;
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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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}
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WriteToClient(client, sizeof(xAppleDRIQueryVersionReply), (char *)&rep);
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return (client->noClientException);
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}
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/* surfaces */
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static int
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ProcAppleDRIQueryDirectRenderingCapable(
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register ClientPtr client
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)
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{
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xAppleDRIQueryDirectRenderingCapableReply rep;
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Bool isCapable;
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REQUEST(xAppleDRIQueryDirectRenderingCapableReq);
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REQUEST_SIZE_MATCH(xAppleDRIQueryDirectRenderingCapableReq);
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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 (!DRIQueryDirectRenderingCapable( screenInfo.screens[stuff->screen],
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&isCapable)) {
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return BadValue;
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}
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rep.isCapable = isCapable;
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if (!LocalClient(client))
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rep.isCapable = 0;
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WriteToClient(client,
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sizeof(xAppleDRIQueryDirectRenderingCapableReply), (char *)&rep);
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return (client->noClientException);
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}
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static int
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ProcAppleDRIAuthConnection(
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register ClientPtr client
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)
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{
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xAppleDRIAuthConnectionReply rep;
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REQUEST(xAppleDRIAuthConnectionReq);
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REQUEST_SIZE_MATCH(xAppleDRIAuthConnectionReq);
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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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rep.authenticated = 1;
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if (!DRIAuthConnection( screenInfo.screens[stuff->screen], stuff->magic)) {
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ErrorF("Failed to authenticate %u\n", stuff->magic);
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rep.authenticated = 0;
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}
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WriteToClient(client, sizeof(xAppleDRIAuthConnectionReply), (char *)&rep);
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return (client->noClientException);
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}
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static void surface_notify(
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void *_arg,
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void *data
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)
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{
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DRISurfaceNotifyArg *arg = _arg;
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int client_index = (int) data;
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ClientPtr client;
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xAppleDRINotifyEvent se;
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if (client_index < 0 || client_index >= currentMaxClients)
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return;
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client = clients[client_index];
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if (client == NULL || client == serverClient || client->clientGone)
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return;
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se.type = DRIEventBase + AppleDRISurfaceNotify;
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se.kind = arg->kind;
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se.arg = arg->id;
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se.sequenceNumber = client->sequence;
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se.time = currentTime.milliseconds;
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WriteEventsToClient (client, 1, (xEvent *) &se);
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}
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static int
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ProcAppleDRICreateSurface(
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ClientPtr client
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)
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{
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xAppleDRICreateSurfaceReply rep;
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DrawablePtr pDrawable;
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xp_surface_id sid;
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unsigned int key[2];
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REQUEST(xAppleDRICreateSurfaceReq);
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REQUEST_SIZE_MATCH(xAppleDRICreateSurfaceReq);
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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 (!(pDrawable = (DrawablePtr)SecurityLookupDrawable(
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(Drawable)stuff->drawable,
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client,
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SecurityReadAccess))) {
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return BadValue;
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}
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rep.key_0 = rep.key_1 = rep.uid = 0;
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if (!DRICreateSurface( screenInfo.screens[stuff->screen],
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(Drawable)stuff->drawable, pDrawable,
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stuff->client_id, &sid, key,
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surface_notify, (void *) client->index)) {
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return BadValue;
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}
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rep.key_0 = key[0];
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rep.key_1 = key[1];
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rep.uid = sid;
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WriteToClient(client, sizeof(xAppleDRICreateSurfaceReply), (char *)&rep);
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return (client->noClientException);
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}
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static int
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ProcAppleDRIDestroySurface(
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register ClientPtr client
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)
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{
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REQUEST(xAppleDRIDestroySurfaceReq);
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DrawablePtr pDrawable;
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REQUEST_SIZE_MATCH(xAppleDRIDestroySurfaceReq);
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if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable(
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(Drawable)stuff->drawable,
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client,
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SecurityReadAccess))) {
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return BadValue;
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}
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if (!DRIDestroySurface( screenInfo.screens[stuff->screen],
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(Drawable)stuff->drawable,
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pDrawable, NULL, NULL)) {
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return BadValue;
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}
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return (client->noClientException);
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}
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/* dispatch */
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static int
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ProcAppleDRIDispatch (
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register ClientPtr client
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)
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{
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REQUEST(xReq);
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switch (stuff->data)
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{
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case X_AppleDRIQueryVersion:
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return ProcAppleDRIQueryVersion(client);
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case X_AppleDRIQueryDirectRenderingCapable:
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return ProcAppleDRIQueryDirectRenderingCapable(client);
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}
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if (!LocalClient(client))
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return DRIErrorBase + AppleDRIClientNotLocal;
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switch (stuff->data)
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{
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case X_AppleDRIAuthConnection:
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return ProcAppleDRIAuthConnection(client);
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case X_AppleDRICreateSurface:
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return ProcAppleDRICreateSurface(client);
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case X_AppleDRIDestroySurface:
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return ProcAppleDRIDestroySurface(client);
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default:
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return BadRequest;
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}
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}
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static void
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SNotifyEvent(
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xAppleDRINotifyEvent *from,
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xAppleDRINotifyEvent *to
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)
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{
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to->type = from->type;
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to->kind = from->kind;
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cpswaps (from->sequenceNumber, to->sequenceNumber);
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cpswapl (from->time, to->time);
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cpswapl (from->arg, to->arg);
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}
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static int
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SProcAppleDRIQueryVersion(
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register ClientPtr client
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)
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{
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register int n;
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REQUEST(xAppleDRIQueryVersionReq);
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swaps(&stuff->length, n);
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return ProcAppleDRIQueryVersion(client);
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}
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static int
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SProcAppleDRIDispatch (
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register ClientPtr client
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)
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{
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REQUEST(xReq);
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/* It is bound to be non-local when there is byte swapping */
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if (!LocalClient(client))
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return DRIErrorBase + AppleDRIClientNotLocal;
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/* only local clients are allowed DRI access */
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switch (stuff->data)
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{
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case X_AppleDRIQueryVersion:
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return SProcAppleDRIQueryVersion(client);
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default:
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return BadRequest;
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}
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}
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