360 lines
14 KiB
C
360 lines
14 KiB
C
/*
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* Copyright (c) 2006, Oracle and/or its affiliates.
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* Copyright 2010, 2021 Red Hat, Inc.
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*
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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 "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Copyright © 2002 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 "xfixesint.h"
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#include "protocol-versions.h"
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#include "extinit_priv.h"
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static unsigned char XFixesReqCode;
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int XFixesEventBase;
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int XFixesErrorBase;
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static DevPrivateKeyRec XFixesClientPrivateKeyRec;
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#define XFixesClientPrivateKey (&XFixesClientPrivateKeyRec)
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static int
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ProcXFixesQueryVersion(ClientPtr client)
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{
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int major, minor;
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XFixesClientPtr pXFixesClient = GetXFixesClient(client);
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xXFixesQueryVersionReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0
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};
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REQUEST(xXFixesQueryVersionReq);
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REQUEST_SIZE_MATCH(xXFixesQueryVersionReq);
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if (version_compare(stuff->majorVersion, stuff->minorVersion,
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SERVER_XFIXES_MAJOR_VERSION,
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SERVER_XFIXES_MINOR_VERSION) < 0) {
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major = max(pXFixesClient->major_version, stuff->majorVersion);
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minor = stuff->minorVersion;
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}
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else {
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major = SERVER_XFIXES_MAJOR_VERSION;
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minor = SERVER_XFIXES_MINOR_VERSION;
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}
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pXFixesClient->major_version = major;
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rep.majorVersion = min(stuff->majorVersion, major);
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rep.minorVersion = minor;
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swapl(&rep.majorVersion);
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swapl(&rep.minorVersion);
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}
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WriteToClient(client, sizeof(xXFixesQueryVersionReply), &rep);
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return Success;
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}
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/* Major version controls available requests */
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static const int version_requests[] = {
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X_XFixesQueryVersion, /* before client sends QueryVersion */
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X_XFixesGetCursorImage, /* Version 1 */
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X_XFixesChangeCursorByName, /* Version 2 */
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X_XFixesExpandRegion, /* Version 3 */
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X_XFixesShowCursor, /* Version 4 */
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X_XFixesDestroyPointerBarrier, /* Version 5 */
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X_XFixesGetClientDisconnectMode, /* Version 6 */
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};
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static int
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ProcXFixesDispatch(ClientPtr client)
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{
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REQUEST(xReq);
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XFixesClientPtr pXFixesClient = GetXFixesClient(client);
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if (pXFixesClient->major_version >= ARRAY_SIZE(version_requests))
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return BadRequest;
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if (stuff->data > version_requests[pXFixesClient->major_version])
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return BadRequest;
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switch (stuff->data) {
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/*************** Version 1 ******************/
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case X_XFixesQueryVersion:
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return ProcXFixesQueryVersion(client);
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case X_XFixesChangeSaveSet:
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return ProcXFixesChangeSaveSet(client);
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case X_XFixesSelectSelectionInput:
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return ProcXFixesSelectSelectionInput(client);
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case X_XFixesSelectCursorInput:
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return ProcXFixesSelectCursorInput(client);
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case X_XFixesGetCursorImage:
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return ProcXFixesGetCursorImage(client);
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/*************** Version 2 ******************/
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case X_XFixesCreateRegion:
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return ProcXFixesCreateRegion(client);
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case X_XFixesCreateRegionFromBitmap:
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return ProcXFixesCreateRegionFromBitmap(client);
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case X_XFixesCreateRegionFromWindow:
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return ProcXFixesCreateRegionFromWindow(client);
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case X_XFixesCreateRegionFromGC:
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return ProcXFixesCreateRegionFromGC(client);
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case X_XFixesCreateRegionFromPicture:
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return ProcXFixesCreateRegionFromPicture(client);
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case X_XFixesDestroyRegion:
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return ProcXFixesDestroyRegion(client);
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case X_XFixesSetRegion:
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return ProcXFixesSetRegion(client);
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case X_XFixesCopyRegion:
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return ProcXFixesCopyRegion(client);
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case X_XFixesUnionRegion:
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return ProcXFixesCombineRegion(client);
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case X_XFixesIntersectRegion:
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return ProcXFixesCombineRegion(client);
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case X_XFixesSubtractRegion:
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return ProcXFixesCombineRegion(client);
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case X_XFixesInvertRegion:
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return ProcXFixesInvertRegion(client);
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case X_XFixesTranslateRegion:
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return ProcXFixesTranslateRegion(client);
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case X_XFixesRegionExtents:
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return ProcXFixesRegionExtents(client);
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case X_XFixesFetchRegion:
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return ProcXFixesFetchRegion(client);
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case X_XFixesSetGCClipRegion:
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return ProcXFixesSetGCClipRegion(client);
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case X_XFixesSetWindowShapeRegion:
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return ProcXFixesSetWindowShapeRegion(client);
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case X_XFixesSetPictureClipRegion:
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return ProcXFixesSetPictureClipRegion(client);
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case X_XFixesSetCursorName:
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return ProcXFixesSetCursorName(client);
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case X_XFixesGetCursorName:
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return ProcXFixesGetCursorName(client);
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case X_XFixesGetCursorImageAndName:
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return ProcXFixesGetCursorImageAndName(client);
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case X_XFixesChangeCursor:
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return ProcXFixesChangeCursor(client);
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case X_XFixesChangeCursorByName:
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return ProcXFixesChangeCursorByName(client);
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/*************** Version 3 ******************/
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case X_XFixesExpandRegion:
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return ProcXFixesExpandRegion(client);
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/*************** Version 4 ******************/
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case X_XFixesHideCursor:
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return ProcXFixesHideCursor(client);
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case X_XFixesShowCursor:
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return ProcXFixesShowCursor(client);
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/*************** Version 5 ******************/
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case X_XFixesCreatePointerBarrier:
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return ProcXFixesCreatePointerBarrier(client);
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case X_XFixesDestroyPointerBarrier:
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return ProcXFixesDestroyPointerBarrier(client);
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/*************** Version 6 ******************/
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case X_XFixesSetClientDisconnectMode:
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return ProcXFixesSetClientDisconnectMode(client);
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case X_XFixesGetClientDisconnectMode:
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return ProcXFixesGetClientDisconnectMode(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 _X_COLD int
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SProcXFixesQueryVersion(ClientPtr client)
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{
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REQUEST(xXFixesQueryVersionReq);
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REQUEST_SIZE_MATCH(xXFixesQueryVersionReq);
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swaps(&stuff->length);
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swapl(&stuff->majorVersion);
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swapl(&stuff->minorVersion);
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return ProcXFixesQueryVersion(client);
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}
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static _X_COLD int
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SProcXFixesDispatch(ClientPtr client)
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{
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REQUEST(xReq);
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XFixesClientPtr pXFixesClient = GetXFixesClient(client);
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if (pXFixesClient->major_version >= ARRAY_SIZE(version_requests))
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return BadRequest;
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if (stuff->data > version_requests[pXFixesClient->major_version])
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return BadRequest;
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switch (stuff->data) {
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/*************** Version 1 ******************/
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case X_XFixesQueryVersion:
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return SProcXFixesQueryVersion(client);
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case X_XFixesChangeSaveSet:
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return SProcXFixesChangeSaveSet(client);
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case X_XFixesSelectSelectionInput:
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return SProcXFixesSelectSelectionInput(client);
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case X_XFixesSelectCursorInput:
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return SProcXFixesSelectCursorInput(client);
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case X_XFixesGetCursorImage:
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return SProcXFixesGetCursorImage(client);
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/*************** Version 2 ******************/
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case X_XFixesCreateRegion:
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return SProcXFixesCreateRegion(client);
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case X_XFixesCreateRegionFromBitmap:
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return SProcXFixesCreateRegionFromBitmap(client);
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case X_XFixesCreateRegionFromWindow:
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return SProcXFixesCreateRegionFromWindow(client);
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case X_XFixesCreateRegionFromGC:
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return SProcXFixesCreateRegionFromGC(client);
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case X_XFixesCreateRegionFromPicture:
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return SProcXFixesCreateRegionFromPicture(client);
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case X_XFixesDestroyRegion:
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return SProcXFixesDestroyRegion(client);
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case X_XFixesSetRegion:
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return SProcXFixesSetRegion(client);
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case X_XFixesCopyRegion:
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return SProcXFixesCopyRegion(client);
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case X_XFixesUnionRegion:
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return SProcXFixesCombineRegion(client);
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case X_XFixesIntersectRegion:
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return SProcXFixesCombineRegion(client);
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case X_XFixesSubtractRegion:
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return SProcXFixesCombineRegion(client);
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case X_XFixesInvertRegion:
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return SProcXFixesInvertRegion(client);
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case X_XFixesTranslateRegion:
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return SProcXFixesTranslateRegion(client);
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case X_XFixesRegionExtents:
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return SProcXFixesRegionExtents(client);
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case X_XFixesFetchRegion:
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return SProcXFixesFetchRegion(client);
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case X_XFixesSetGCClipRegion:
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return SProcXFixesSetGCClipRegion(client);
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case X_XFixesSetWindowShapeRegion:
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return SProcXFixesSetWindowShapeRegion(client);
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case X_XFixesSetPictureClipRegion:
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return SProcXFixesSetPictureClipRegion(client);
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case X_XFixesSetCursorName:
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return SProcXFixesSetCursorName(client);
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case X_XFixesGetCursorName:
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return SProcXFixesGetCursorName(client);
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case X_XFixesGetCursorImageAndName:
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return SProcXFixesGetCursorImageAndName(client);
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case X_XFixesChangeCursor:
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return SProcXFixesChangeCursor(client);
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case X_XFixesChangeCursorByName:
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return SProcXFixesChangeCursorByName(client);
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/*************** Version 3 ******************/
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case X_XFixesExpandRegion:
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return SProcXFixesExpandRegion(client);
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/*************** Version 4 ******************/
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case X_XFixesHideCursor:
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return SProcXFixesHideCursor(client);
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case X_XFixesShowCursor:
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return SProcXFixesShowCursor(client);
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/*************** Version 5 ******************/
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case X_XFixesCreatePointerBarrier:
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return SProcXFixesCreatePointerBarrier(client);
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case X_XFixesDestroyPointerBarrier:
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return SProcXFixesDestroyPointerBarrier(client);
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/*************** Version 6 ******************/
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case X_XFixesSetClientDisconnectMode:
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return SProcXFixesSetClientDisconnectMode(client);
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case X_XFixesGetClientDisconnectMode:
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return SProcXFixesGetClientDisconnectMode(client);
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default:
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return BadRequest;
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}
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}
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void
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XFixesExtensionInit(void)
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{
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ExtensionEntry *extEntry;
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if (!dixRegisterPrivateKey
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(&XFixesClientPrivateKeyRec, PRIVATE_CLIENT, sizeof(XFixesClientRec)))
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return;
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if (XFixesSelectionInit() &&
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XFixesCursorInit() &&
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XFixesRegionInit() &&
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XFixesClientDisconnectInit() &&
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(extEntry = AddExtension(XFIXES_NAME, XFixesNumberEvents,
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XFixesNumberErrors,
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ProcXFixesDispatch, SProcXFixesDispatch,
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NULL, StandardMinorOpcode)) != 0) {
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XFixesReqCode = (unsigned char) extEntry->base;
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XFixesEventBase = extEntry->eventBase;
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XFixesErrorBase = extEntry->errorBase;
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EventSwapVector[XFixesEventBase + XFixesSelectionNotify] =
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(EventSwapPtr) SXFixesSelectionNotifyEvent;
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EventSwapVector[XFixesEventBase + XFixesCursorNotify] =
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(EventSwapPtr) SXFixesCursorNotifyEvent;
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SetResourceTypeErrorValue(RegionResType, XFixesErrorBase + BadRegion);
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SetResourceTypeErrorValue(PointerBarrierType,
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XFixesErrorBase + BadBarrier);
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}
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}
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#ifdef PANORAMIX
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int XFixesUseXinerama = 0;
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void
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PanoramiXFixesInit(void)
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{
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XFixesUseXinerama = 1;
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}
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void
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PanoramiXFixesReset(void)
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{
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XFixesUseXinerama = 0;
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}
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#endif
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