+++ /dev/null
-/* $XFree86: xc/programs/Xserver/GL/dri/xf86dri.c,v 1.10 2000/12/07 20:26:14 dawes Exp $ */
-/**************************************************************************
-
-Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
-Copyright 2000 VA Linux Systems, Inc.
-Copyright (c) 2002 Apple Computer, Inc.
-All Rights Reserved.
-
-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, sub license, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice (including the
-next paragraph) 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 NON-INFRINGEMENT.
-IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
-ANY CLAIM, 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.
-
-**************************************************************************/
-
-/*
- * Authors:
- * Kevin E. Martin <martin@valinux.com>
- * Jens Owen <jens@valinux.com>
- * Rickard E. (Rik) Faith <faith@valinux.com>
- *
- */
-
-#define NEED_REPLIES
-#define NEED_EVENTS
-#include "X.h"
-#include "Xproto.h"
-#include "misc.h"
-#include "dixstruct.h"
-#include "extnsionst.h"
-#include "colormapst.h"
-#include "cursorstr.h"
-#include "scrnintstr.h"
-#include "servermd.h"
-#define _APPLEDRI_SERVER_
-#include "appledristr.h"
-#include "swaprep.h"
-#include "dri.h"
-#include "dri-surface.h"
-#include "dristruct.h"
-#include "rootless-common.h"
-#include "X11Application.h"
-
-static int DRIErrorBase;
-
-static DISPATCH_PROC(ProcAppleDRIDispatch);
-static DISPATCH_PROC(SProcAppleDRIDispatch);
-
-static void AppleDRIResetProc(ExtensionEntry* extEntry);
-
-static unsigned char DRIReqCode = 0;
-static int DRIEventBase = 0;
-
-extern void AppleDRIExtensionInit(void);
-
-static void SNotifyEvent(xAppleDRINotifyEvent *from, xAppleDRINotifyEvent *to);
-
-typedef struct _DRIEvent *DRIEventPtr;
-typedef struct _DRIEvent {
- DRIEventPtr next;
- ClientPtr client;
- XID clientResource;
- unsigned int mask;
-} DRIEventRec;
-
-void
-AppleDRIExtensionInit(void)
-{
- ExtensionEntry* extEntry;
-
- if (DRIExtensionInit() &&
- (extEntry = AddExtension(APPLEDRINAME,
- AppleDRINumberEvents,
- AppleDRINumberErrors,
- ProcAppleDRIDispatch,
- SProcAppleDRIDispatch,
- AppleDRIResetProc,
- StandardMinorOpcode))) {
- DRIReqCode = (unsigned char)extEntry->base;
- DRIErrorBase = extEntry->errorBase;
- DRIEventBase = extEntry->eventBase;
- EventSwapVector[DRIEventBase] = (EventSwapPtr) SNotifyEvent;
- }
-}
-
-/*ARGSUSED*/
-static void
-AppleDRIResetProc (
- ExtensionEntry* extEntry
-)
-{
- DRIReset();
-}
-
-static int
-ProcAppleDRIQueryVersion(
- register ClientPtr client
-)
-{
- xAppleDRIQueryVersionReply rep;
- register int n;
-
- REQUEST_SIZE_MATCH(xAppleDRIQueryVersionReq);
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.majorVersion = APPLE_DRI_MAJOR_VERSION;
- rep.minorVersion = APPLE_DRI_MINOR_VERSION;
- rep.patchVersion = APPLE_DRI_PATCH_VERSION;
- if (client->swapped) {
- swaps(&rep.sequenceNumber, n);
- swapl(&rep.length, n);
- }
- WriteToClient(client, sizeof(xAppleDRIQueryVersionReply), (char *)&rep);
- return (client->noClientException);
-}
-
-\f
-/* surfaces */
-
-static int
-ProcAppleDRIQueryDirectRenderingCapable(
- register ClientPtr client
-)
-{
- xAppleDRIQueryDirectRenderingCapableReply rep;
- Bool isCapable;
-
- REQUEST(xAppleDRIQueryDirectRenderingCapableReq);
- REQUEST_SIZE_MATCH(xAppleDRIQueryDirectRenderingCapableReq);
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
-
- if (!DRIQueryDirectRenderingCapable( screenInfo.screens[stuff->screen],
- &isCapable)) {
- return BadValue;
- }
- rep.isCapable = isCapable;
-
- if (!LocalClient(client))
- rep.isCapable = 0;
-
- WriteToClient(client,
- sizeof(xAppleDRIQueryDirectRenderingCapableReply), (char *)&rep);
- return (client->noClientException);
-}
-
-static int
-ProcAppleDRIAuthConnection(
- register ClientPtr client
-)
-{
- xAppleDRIAuthConnectionReply rep;
-
- REQUEST(xAppleDRIAuthConnectionReq);
- REQUEST_SIZE_MATCH(xAppleDRIAuthConnectionReq);
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.authenticated = 1;
-
- if (!DRIAuthConnection( screenInfo.screens[stuff->screen], stuff->magic)) {
- ErrorF("Failed to authenticate %u\n", stuff->magic);
- rep.authenticated = 0;
- }
- WriteToClient(client, sizeof(xAppleDRIAuthConnectionReply), (char *)&rep);
- return (client->noClientException);
-}
-
-static void surface_notify (void *_arg, void *data)
-{
- DRISurfaceNotifyArg *arg = _arg;
- int client_index = (int) data;
- ClientPtr client;
- xAppleDRINotifyEvent se;
-
- if (client_index < 0 || client_index >= currentMaxClients)
- return;
-
- client = clients[client_index];
- if (client == NULL || client == serverClient || client->clientGone)
- return;
-
- se.type = DRIEventBase + AppleDRISurfaceNotify;
- se.kind = arg->kind;
- se.arg = arg->id;
- se.sequenceNumber = client->sequence;
- se.time = currentTime.milliseconds;
- WriteEventsToClient (client, 1, (xEvent *) &se);
-}
-
-static int
-ProcAppleDRICreateSurface(
- ClientPtr client
-)
-{
- xAppleDRICreateSurfaceReply rep;
- DrawablePtr pDrawable;
- xp_surface_id sid;
- unsigned int key[2];
-
- REQUEST(xAppleDRICreateSurfaceReq);
- REQUEST_SIZE_MATCH(xAppleDRICreateSurfaceReq);
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
-
- if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable(
- (Drawable)stuff->drawable,
- client,
- SecurityReadAccess))) {
- return BadValue;
- }
-
- rep.key_0 = rep.key_1 = rep.uid = 0;
-
- if (!DRICreateSurface( screenInfo.screens[stuff->screen],
- (Drawable)stuff->drawable, pDrawable,
- stuff->client_id, &sid, key,
- surface_notify, (void *) client->index)) {
- return BadValue;
- }
-
- rep.key_0 = key[0];
- rep.key_1 = key[1];
- rep.uid = sid;
-
- WriteToClient(client, sizeof(xAppleDRICreateSurfaceReply), (char *)&rep);
- return (client->noClientException);
-}
-
-static int
-ProcAppleDRIDestroySurface(
- register ClientPtr client
-)
-{
- REQUEST(xAppleDRIDestroySurfaceReq);
- DrawablePtr pDrawable;
- REQUEST_SIZE_MATCH(xAppleDRIDestroySurfaceReq);
-
- if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable(
- (Drawable)stuff->drawable,
- client,
- SecurityReadAccess))) {
- return BadValue;
- }
-
- if (!DRIDestroySurface( screenInfo.screens[stuff->screen],
- (Drawable)stuff->drawable,
- pDrawable, NULL, NULL)) {
- return BadValue;
- }
-
- return (client->noClientException);
-}
-
-\f
-/* dispatch */
-
-static int
-ProcAppleDRIDispatch (
- register ClientPtr client
-)
-{
- REQUEST(xReq);
-
- switch (stuff->data)
- {
- case X_AppleDRIQueryVersion:
- return ProcAppleDRIQueryVersion(client);
- case X_AppleDRIQueryDirectRenderingCapable:
- return ProcAppleDRIQueryDirectRenderingCapable(client);
- }
-
- if (!LocalClient(client))
- return DRIErrorBase + AppleDRIClientNotLocal;
-
- switch (stuff->data)
- {
- case X_AppleDRIAuthConnection:
- return ProcAppleDRIAuthConnection(client);
- case X_AppleDRICreateSurface:
- return ProcAppleDRICreateSurface(client);
- case X_AppleDRIDestroySurface:
- return ProcAppleDRIDestroySurface(client);
- default:
- return BadRequest;
- }
-}
-
-static void
-SNotifyEvent(from, to)
- xAppleDRINotifyEvent *from, *to;
-{
- to->type = from->type;
- to->kind = from->kind;
- cpswaps (from->sequenceNumber, to->sequenceNumber);
- cpswapl (from->time, to->time);
- cpswapl (from->arg, to->arg);
-}
-
-static int
-SProcAppleDRIQueryVersion(
- register ClientPtr client
-)
-{
- register int n;
- REQUEST(xAppleDRIQueryVersionReq);
- swaps(&stuff->length, n);
- return ProcAppleDRIQueryVersion(client);
-}
-
-static int
-SProcAppleDRIDispatch (
- register ClientPtr client
-)
-{
- REQUEST(xReq);
-
- /* It is bound to be non-local when there is byte swapping */
- if (!LocalClient(client))
- return DRIErrorBase + AppleDRIClientNotLocal;
-
- /* only local clients are allowed DRI access */
- switch (stuff->data)
- {
- case X_AppleDRIQueryVersion:
- return SProcAppleDRIQueryVersion(client);
- default:
- return BadRequest;
- }
-}
projects / synfig.git / blobdiff