1128 lines
34 KiB
C
1128 lines
34 KiB
C
/*
|
|
* Copyright 2002-2004 Red Hat Inc., Durham, North Carolina.
|
|
*
|
|
* 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 on the rights to use, copy, modify, merge,
|
|
* publish, distribute, sublicense, 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 RED HAT AND/OR THEIR 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:
|
|
* Rickard E. (Rik) Faith <faith@redhat.com>
|
|
*
|
|
*/
|
|
|
|
/** \file
|
|
* This file implements the server-side part of the DMX protocol. A
|
|
* vector of fucntions is provided at extension initialization time, so
|
|
* most all of the useful functions in this file are declared static and
|
|
* do not appear in the doxygen documentation.
|
|
*
|
|
* Much of the low-level work is done by functions in #dmxextension.c
|
|
*
|
|
* Please see the Client-to-Server DMX Extension to the X Protocol
|
|
* document for details about the protocol. */
|
|
|
|
#ifdef HAVE_DMX_CONFIG_H
|
|
#include <dmx-config.h>
|
|
#endif
|
|
|
|
#include <X11/X.h>
|
|
#include <X11/Xproto.h>
|
|
#include "misc.h"
|
|
#include "os.h"
|
|
#include "dixstruct.h"
|
|
#include "extnsionst.h"
|
|
#include "opaque.h"
|
|
|
|
#include "dmxextension.h"
|
|
#include <X11/extensions/dmxproto.h>
|
|
|
|
#define _DMX_SERVER_
|
|
#include <X11/extensions/dmxext.h>
|
|
|
|
#ifdef PANORAMIX
|
|
#include "panoramiX.h"
|
|
extern unsigned long XRT_WINDOW;
|
|
extern int PanoramiXNumScreens;
|
|
#endif
|
|
|
|
extern void DMXExtensionInit(void);
|
|
|
|
static unsigned char DMXCode;
|
|
|
|
static DISPATCH_PROC(ProcDMXDispatch);
|
|
static DISPATCH_PROC(ProcDMXQueryVersion);
|
|
static DISPATCH_PROC(ProcDMXSync);
|
|
static DISPATCH_PROC(ProcDMXForceWindowCreation);
|
|
static DISPATCH_PROC(ProcDMXGetScreenCount);
|
|
static DISPATCH_PROC(ProcDMXGetScreenAttributes);
|
|
static DISPATCH_PROC(ProcDMXChangeScreensAttributes);
|
|
static DISPATCH_PROC(ProcDMXAddScreen);
|
|
static DISPATCH_PROC(ProcDMXRemoveScreen);
|
|
static DISPATCH_PROC(ProcDMXGetWindowAttributes);
|
|
static DISPATCH_PROC(ProcDMXGetDesktopAttributes);
|
|
static DISPATCH_PROC(ProcDMXChangeDesktopAttributes);
|
|
static DISPATCH_PROC(ProcDMXGetInputCount);
|
|
static DISPATCH_PROC(ProcDMXGetInputAttributes);
|
|
static DISPATCH_PROC(ProcDMXAddInput);
|
|
static DISPATCH_PROC(ProcDMXRemoveInput);
|
|
|
|
static DISPATCH_PROC(SProcDMXDispatch);
|
|
static DISPATCH_PROC(SProcDMXQueryVersion);
|
|
static DISPATCH_PROC(SProcDMXSync);
|
|
static DISPATCH_PROC(SProcDMXForceWindowCreation);
|
|
static DISPATCH_PROC(SProcDMXGetScreenCount);
|
|
static DISPATCH_PROC(SProcDMXGetScreenAttributes);
|
|
static DISPATCH_PROC(SProcDMXChangeScreensAttributes);
|
|
static DISPATCH_PROC(SProcDMXAddScreen);
|
|
static DISPATCH_PROC(SProcDMXRemoveScreen);
|
|
static DISPATCH_PROC(SProcDMXGetWindowAttributes);
|
|
static DISPATCH_PROC(SProcDMXGetDesktopAttributes);
|
|
static DISPATCH_PROC(SProcDMXChangeDesktopAttributes);
|
|
static DISPATCH_PROC(SProcDMXGetInputCount);
|
|
static DISPATCH_PROC(SProcDMXGetInputAttributes);
|
|
static DISPATCH_PROC(SProcDMXAddInput);
|
|
static DISPATCH_PROC(SProcDMXRemoveInput);
|
|
|
|
static int _DMXXineramaActive(void)
|
|
{
|
|
#ifdef PANORAMIX
|
|
return !noPanoramiXExtension;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
/** Initialize the extension. */
|
|
void DMXExtensionInit(void)
|
|
{
|
|
ExtensionEntry *extEntry;
|
|
|
|
if ((extEntry = AddExtension(DMX_EXTENSION_NAME, 0, 0,
|
|
ProcDMXDispatch, SProcDMXDispatch,
|
|
NULL, StandardMinorOpcode)))
|
|
DMXCode = extEntry->base;
|
|
}
|
|
|
|
static void dmxSetScreenAttribute(int bit, DMXScreenAttributesPtr attr,
|
|
CARD32 value)
|
|
{
|
|
switch (1 << bit) {
|
|
case DMXScreenWindowWidth: attr->screenWindowWidth = value; break;
|
|
case DMXScreenWindowHeight: attr->screenWindowHeight = value; break;
|
|
case DMXScreenWindowXoffset: attr->screenWindowXoffset = value; break;
|
|
case DMXScreenWindowYoffset: attr->screenWindowYoffset = value; break;
|
|
case DMXRootWindowWidth: attr->rootWindowWidth = value; break;
|
|
case DMXRootWindowHeight: attr->rootWindowHeight = value; break;
|
|
case DMXRootWindowXoffset: attr->rootWindowXoffset = value; break;
|
|
case DMXRootWindowYoffset: attr->rootWindowYoffset = value; break;
|
|
case DMXRootWindowXorigin: attr->rootWindowXorigin = value; break;
|
|
case DMXRootWindowYorigin: attr->rootWindowYorigin = value; break;
|
|
}
|
|
}
|
|
|
|
static int dmxFetchScreenAttributes(unsigned int mask,
|
|
DMXScreenAttributesPtr attr,
|
|
CARD32 *value_list)
|
|
{
|
|
int i;
|
|
CARD32 *value = value_list;
|
|
int count = 0;
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
if (mask & (1 << i)) {
|
|
dmxSetScreenAttribute(i, attr, *value);
|
|
++value;
|
|
++count;
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
static void dmxSetDesktopAttribute(int bit, DMXDesktopAttributesPtr attr,
|
|
CARD32 value)
|
|
{
|
|
switch (1 << bit) {
|
|
case DMXDesktopWidth: attr->width = value; break;
|
|
case DMXDesktopHeight: attr->height = value; break;
|
|
case DMXDesktopShiftX: attr->shiftX = value; break;
|
|
case DMXDesktopShiftY: attr->shiftY = value; break;
|
|
}
|
|
}
|
|
|
|
static int dmxFetchDesktopAttributes(unsigned int mask,
|
|
DMXDesktopAttributesPtr attr,
|
|
CARD32 *value_list)
|
|
{
|
|
int i;
|
|
CARD32 *value = value_list;
|
|
int count = 0;
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
if (mask & (1 << i)) {
|
|
dmxSetDesktopAttribute(i, attr, *value);
|
|
++value;
|
|
++count;
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
static void dmxSetInputAttribute(int bit, DMXInputAttributesPtr attr,
|
|
CARD32 value)
|
|
{
|
|
switch (1 << bit) {
|
|
case DMXInputType: attr->inputType = value; break;
|
|
case DMXInputPhysicalScreen: attr->physicalScreen = value; break;
|
|
case DMXInputSendsCore: attr->sendsCore = !!value; break;
|
|
}
|
|
}
|
|
|
|
static int dmxFetchInputAttributes(unsigned int mask,
|
|
DMXInputAttributesPtr attr,
|
|
CARD32 *value_list)
|
|
{
|
|
int i;
|
|
CARD32 *value = value_list;
|
|
int count = 0;
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
if (mask & (1 << i)) {
|
|
dmxSetInputAttribute(i, attr, *value);
|
|
++value;
|
|
++count;
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
static int ProcDMXQueryVersion(ClientPtr client)
|
|
{
|
|
xDMXQueryVersionReply rep;
|
|
int n;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXQueryVersionReq);
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.majorVersion = DMX_EXTENSION_MAJOR;
|
|
rep.minorVersion = DMX_EXTENSION_MINOR;
|
|
rep.patchVersion = DMX_EXTENSION_PATCH;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.majorVersion, n);
|
|
swapl(&rep.minorVersion, n);
|
|
swapl(&rep.patchVersion, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXQueryVersionReply), (char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXSync(ClientPtr client)
|
|
{
|
|
xDMXSyncReply rep;
|
|
int n;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXSyncReq);
|
|
|
|
dmxFlushPendingSyncs();
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = 0;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXSyncReply), (char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXForceWindowCreation(ClientPtr client)
|
|
{
|
|
xDMXForceWindowCreationReply rep;
|
|
REQUEST(xDMXForceWindowCreationReq);
|
|
WindowPtr pWin;
|
|
int n;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXForceWindowCreationReq);
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
PanoramiXRes *win;
|
|
int i;
|
|
|
|
if (!(win = SecurityLookupIDByType(client, stuff->window, XRT_WINDOW,
|
|
DixReadAccess)))
|
|
return -1; /* BadWindow */
|
|
|
|
FOR_NSCREENS(i) {
|
|
if (Success != dixLookupWindow(&pWin, win->info[i].id, client,
|
|
DixReadAccess))
|
|
return -1; /* BadWindow */
|
|
|
|
dmxForceWindowCreation(pWin);
|
|
}
|
|
goto doreply;
|
|
}
|
|
#endif
|
|
|
|
if (Success != dixLookupWindow(&pWin, stuff->window, client,
|
|
DixReadAccess))
|
|
return -1; /* BadWindow */
|
|
|
|
dmxForceWindowCreation(pWin);
|
|
doreply:
|
|
dmxFlushPendingSyncs();
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = 0;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXForceWindowCreationReply), (char *)&rep);
|
|
return Success;
|
|
}
|
|
|
|
static int ProcDMXGetScreenCount(ClientPtr client)
|
|
{
|
|
xDMXGetScreenCountReply rep;
|
|
int n;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXGetScreenCountReq);
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.screenCount = dmxGetNumScreens();
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.screenCount, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXGetScreenCountReply), (char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXGetScreenAttributes(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXGetScreenAttributesReq);
|
|
xDMXGetScreenAttributesReply rep;
|
|
int n;
|
|
int length;
|
|
int paddedLength;
|
|
DMXScreenAttributesRec attr;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXGetScreenAttributesReq);
|
|
|
|
if (stuff->physicalScreen < 0
|
|
|| stuff->physicalScreen >= dmxGetNumScreens()) return BadValue;
|
|
|
|
if (!dmxGetScreenAttributes(stuff->physicalScreen, &attr))
|
|
return BadValue;
|
|
|
|
rep.logicalScreen = attr.logicalScreen;
|
|
rep.screenWindowWidth = attr.screenWindowWidth;
|
|
rep.screenWindowHeight = attr.screenWindowHeight;
|
|
rep.screenWindowXoffset = attr.screenWindowXoffset;
|
|
rep.screenWindowYoffset = attr.screenWindowYoffset;
|
|
rep.rootWindowWidth = attr.rootWindowWidth;
|
|
rep.rootWindowHeight = attr.rootWindowHeight;
|
|
rep.rootWindowXoffset = attr.rootWindowXoffset;
|
|
rep.rootWindowYoffset = attr.rootWindowYoffset;
|
|
rep.rootWindowXorigin = attr.rootWindowXorigin;
|
|
rep.rootWindowYorigin = attr.rootWindowYorigin;
|
|
|
|
length = attr.displayName ? strlen(attr.displayName) : 0;
|
|
paddedLength = (length + 3) & ~3;
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = paddedLength >> 2;
|
|
rep.displayNameLength = length;
|
|
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.displayNameLength, n);
|
|
swapl(&rep.logicalScreen, n);
|
|
swaps(&rep.screenWindowWidth, n);
|
|
swaps(&rep.screenWindowHeight, n);
|
|
swaps(&rep.screenWindowXoffset, n);
|
|
swaps(&rep.screenWindowYoffset, n);
|
|
swaps(&rep.rootWindowWidth, n);
|
|
swaps(&rep.rootWindowHeight, n);
|
|
swaps(&rep.rootWindowXoffset, n);
|
|
swaps(&rep.rootWindowYoffset, n);
|
|
swaps(&rep.rootWindowXorigin, n);
|
|
swaps(&rep.rootWindowYorigin, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXGetScreenAttributesReply), (char *)&rep);
|
|
if (length) WriteToClient(client, length, (char *)attr.displayName);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXChangeScreensAttributes(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXChangeScreensAttributesReq);
|
|
xDMXChangeScreensAttributesReply rep;
|
|
int n;
|
|
int status = DMX_BAD_XINERAMA;
|
|
unsigned int mask = 0;
|
|
unsigned int i;
|
|
CARD32 *screen_list;
|
|
CARD32 *mask_list;
|
|
CARD32 *value_list;
|
|
DMXScreenAttributesPtr attribs;
|
|
int errorScreen = 0;
|
|
unsigned int len;
|
|
int ones = 0;
|
|
|
|
|
|
REQUEST_AT_LEAST_SIZE(xDMXChangeScreensAttributesReq);
|
|
len = client->req_len - (sizeof(xDMXChangeScreensAttributesReq) >> 2);
|
|
if (len < stuff->screenCount + stuff->maskCount)
|
|
return BadLength;
|
|
|
|
screen_list = (CARD32 *)(stuff + 1);
|
|
mask_list = &screen_list[stuff->screenCount];
|
|
value_list = &mask_list[stuff->maskCount];
|
|
|
|
for (i = 0; i < stuff->maskCount; i++) ones += Ones(mask_list[i]);
|
|
if (len != stuff->screenCount + stuff->maskCount + ones)
|
|
return BadLength;
|
|
|
|
if (!_DMXXineramaActive()) goto noxinerama;
|
|
|
|
if (!(attribs = xalloc(stuff->screenCount * sizeof(*attribs))))
|
|
return BadAlloc;
|
|
|
|
for (i = 0; i < stuff->screenCount; i++) {
|
|
int count;
|
|
|
|
if (i < stuff->maskCount) mask = mask_list[i];
|
|
dmxGetScreenAttributes(screen_list[i], &attribs[i]);
|
|
count = dmxFetchScreenAttributes(mask, &attribs[i], value_list);
|
|
value_list += count;
|
|
}
|
|
|
|
#if PANORAMIX
|
|
status = dmxConfigureScreenWindows(stuff->screenCount,
|
|
screen_list,
|
|
attribs,
|
|
&errorScreen);
|
|
#endif
|
|
|
|
xfree(attribs);
|
|
|
|
if (status == BadValue) return status;
|
|
|
|
noxinerama:
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = status;
|
|
rep.errorScreen = errorScreen;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
swapl(&rep.errorScreen, n);
|
|
}
|
|
WriteToClient(client,
|
|
sizeof(xDMXChangeScreensAttributesReply),
|
|
(char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXAddScreen(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXAddScreenReq);
|
|
xDMXAddScreenReply rep;
|
|
int n;
|
|
int status = 0;
|
|
CARD32 *value_list;
|
|
DMXScreenAttributesRec attr;
|
|
int count;
|
|
char *name;
|
|
int len;
|
|
int paddedLength;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xDMXAddScreenReq);
|
|
paddedLength = (stuff->displayNameLength + 3) & ~3;
|
|
len = client->req_len - (sizeof(xDMXAddScreenReq) >> 2);
|
|
if (len != Ones(stuff->valueMask) + paddedLength/4)
|
|
return BadLength;
|
|
|
|
memset(&attr, 0, sizeof(attr));
|
|
dmxGetScreenAttributes(stuff->physicalScreen, &attr);
|
|
value_list = (CARD32 *)(stuff + 1);
|
|
count = dmxFetchScreenAttributes(stuff->valueMask, &attr, value_list);
|
|
|
|
if (!(name = xalloc(stuff->displayNameLength + 1 + 4)))
|
|
return BadAlloc;
|
|
memcpy(name, &value_list[count], stuff->displayNameLength);
|
|
name[stuff->displayNameLength] = '\0';
|
|
attr.displayName = name;
|
|
|
|
status = dmxAttachScreen(stuff->physicalScreen, &attr);
|
|
|
|
xfree(name);
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = status;
|
|
rep.physicalScreen = stuff->physicalScreen;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
swapl(&rep.physicalScreen, n);
|
|
}
|
|
WriteToClient(client,
|
|
sizeof(xDMXAddScreenReply),
|
|
(char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXRemoveScreen(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXRemoveScreenReq);
|
|
xDMXRemoveScreenReply rep;
|
|
int n;
|
|
int status = 0;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXRemoveScreenReq);
|
|
|
|
status = dmxDetachScreen(stuff->physicalScreen);
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = status;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
}
|
|
WriteToClient(client,
|
|
sizeof(xDMXRemoveScreenReply),
|
|
(char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
|
|
#ifdef PANORAMIX
|
|
static int dmxPopulatePanoramiX(ClientPtr client, Window window,
|
|
CARD32 *screens, CARD32 *windows,
|
|
xRectangle *pos, xRectangle *vis)
|
|
{
|
|
WindowPtr pWin;
|
|
PanoramiXRes *win;
|
|
int i;
|
|
int count = 0;
|
|
DMXWindowAttributesRec attr;
|
|
|
|
if (!(win = SecurityLookupIDByType(client, window, XRT_WINDOW,
|
|
DixReadAccess)))
|
|
return -1; /* BadWindow */
|
|
|
|
FOR_NSCREENS(i) {
|
|
if (Success != dixLookupWindow(&pWin, win->info[i].id, client,
|
|
DixReadAccess))
|
|
return -1; /* BadWindow */
|
|
if (dmxGetWindowAttributes(pWin, &attr)) {
|
|
screens[count] = attr.screen;
|
|
windows[count] = attr.window;
|
|
pos[count] = attr.pos;
|
|
vis[count] = attr.vis;
|
|
++count; /* Only count existing windows */
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
#endif
|
|
|
|
static int dmxPopulate(ClientPtr client, Window window, CARD32 *screens,
|
|
CARD32 *windows, xRectangle *pos, xRectangle *vis)
|
|
{
|
|
WindowPtr pWin;
|
|
DMXWindowAttributesRec attr;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension)
|
|
return dmxPopulatePanoramiX(client, window, screens, windows,
|
|
pos, vis);
|
|
#endif
|
|
|
|
if (Success != dixLookupWindow(&pWin, window, client, DixReadAccess))
|
|
return -1; /* BadWindow */
|
|
|
|
dmxGetWindowAttributes(pWin, &attr);
|
|
*screens = attr.screen;
|
|
*windows = attr.window;
|
|
*pos = attr.pos;
|
|
*vis = attr.vis;
|
|
return 1;
|
|
}
|
|
|
|
static int dmxMaxNumScreens(void)
|
|
{
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) return PanoramiXNumScreens;
|
|
#endif
|
|
return 1;
|
|
}
|
|
|
|
static int ProcDMXGetWindowAttributes(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXGetWindowAttributesReq);
|
|
xDMXGetWindowAttributesReply rep;
|
|
int i, n;
|
|
CARD32 *screens;
|
|
CARD32 *windows;
|
|
xRectangle *pos, *vis;
|
|
int count = dmxMaxNumScreens();
|
|
|
|
REQUEST_SIZE_MATCH(xDMXGetWindowAttributesReq);
|
|
|
|
if (!(screens = xalloc(count * sizeof(*screens))))
|
|
return BadAlloc;
|
|
if (!(windows = xalloc(count * sizeof(*windows)))) {
|
|
xfree(screens);
|
|
return BadAlloc;
|
|
}
|
|
if (!(pos = xalloc(count * sizeof(*pos)))) {
|
|
xfree(windows);
|
|
xfree(screens);
|
|
return BadAlloc;
|
|
}
|
|
if (!(vis = xalloc(count * sizeof(*vis)))) {
|
|
xfree(pos);
|
|
xfree(windows);
|
|
xfree(screens);
|
|
return BadAlloc;
|
|
}
|
|
|
|
if ((count = dmxPopulate(client, stuff->window, screens, windows,
|
|
pos, vis)) < 0) {
|
|
xfree(vis);
|
|
xfree(pos);
|
|
xfree(windows);
|
|
xfree(screens);
|
|
return BadWindow;
|
|
}
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = count * 6;
|
|
rep.screenCount = count;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.screenCount, n);
|
|
for (i = 0; i < count; i++) {
|
|
swapl(&screens[i], n);
|
|
swapl(&windows[i], n);
|
|
|
|
swaps(&pos[i].x, n);
|
|
swaps(&pos[i].y, n);
|
|
swaps(&pos[i].width, n);
|
|
swaps(&pos[i].height, n);
|
|
|
|
swaps(&vis[i].x, n);
|
|
swaps(&vis[i].y, n);
|
|
swaps(&vis[i].width, n);
|
|
swaps(&vis[i].height, n);
|
|
}
|
|
}
|
|
|
|
dmxFlushPendingSyncs();
|
|
|
|
WriteToClient(client, sizeof(xDMXGetWindowAttributesReply), (char *)&rep);
|
|
if (count) {
|
|
WriteToClient(client, count * sizeof(*screens), (char *)screens);
|
|
WriteToClient(client, count * sizeof(*windows), (char *)windows);
|
|
WriteToClient(client, count * sizeof(*pos), (char *)pos);
|
|
WriteToClient(client, count * sizeof(*vis), (char *)vis);
|
|
}
|
|
|
|
xfree(vis);
|
|
xfree(pos);
|
|
xfree(windows);
|
|
xfree(screens);
|
|
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXGetDesktopAttributes(ClientPtr client)
|
|
{
|
|
xDMXGetDesktopAttributesReply rep;
|
|
int n;
|
|
DMXDesktopAttributesRec attr;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXGetDesktopAttributesReq);
|
|
|
|
dmxGetDesktopAttributes(&attr);
|
|
|
|
rep.width = attr.width;
|
|
rep.height = attr.height;
|
|
rep.shiftX = attr.shiftX;
|
|
rep.shiftY = attr.shiftY;
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.width, n);
|
|
swapl(&rep.height, n);
|
|
swapl(&rep.shiftX, n);
|
|
swapl(&rep.shiftY, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXGetDesktopAttributesReply), (char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXChangeDesktopAttributes(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXChangeDesktopAttributesReq);
|
|
xDMXChangeDesktopAttributesReply rep;
|
|
int n;
|
|
int status = DMX_BAD_XINERAMA;
|
|
CARD32 *value_list;
|
|
DMXDesktopAttributesRec attr;
|
|
int len;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xDMXChangeDesktopAttributesReq);
|
|
len = client->req_len - (sizeof(xDMXChangeDesktopAttributesReq) >> 2);
|
|
if (len != Ones(stuff->valueMask))
|
|
return BadLength;
|
|
|
|
if (!_DMXXineramaActive()) goto noxinerama;
|
|
|
|
value_list = (CARD32 *)(stuff + 1);
|
|
|
|
dmxGetDesktopAttributes(&attr);
|
|
dmxFetchDesktopAttributes(stuff->valueMask, &attr, value_list);
|
|
|
|
#if PANORAMIX
|
|
status = dmxConfigureDesktop(&attr);
|
|
#endif
|
|
if (status == BadValue) return status;
|
|
|
|
noxinerama:
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = status;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
}
|
|
WriteToClient(client,
|
|
sizeof(xDMXChangeDesktopAttributesReply),
|
|
(char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXGetInputCount(ClientPtr client)
|
|
{
|
|
xDMXGetInputCountReply rep;
|
|
int n;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXGetInputCountReq);
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.inputCount = dmxGetInputCount();
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.inputCount, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXGetInputCountReply), (char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXGetInputAttributes(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXGetInputAttributesReq);
|
|
xDMXGetInputAttributesReply rep;
|
|
int n;
|
|
int length;
|
|
int paddedLength;
|
|
DMXInputAttributesRec attr;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXGetInputAttributesReq);
|
|
|
|
if (dmxGetInputAttributes(stuff->deviceId, &attr)) return BadValue;
|
|
rep.inputType = attr.inputType;
|
|
rep.physicalScreen = attr.physicalScreen;
|
|
rep.physicalId = attr.physicalId;
|
|
rep.isCore = attr.isCore;
|
|
rep.sendsCore = attr.sendsCore;
|
|
rep.detached = attr.detached;
|
|
|
|
length = attr.name ? strlen(attr.name) : 0;
|
|
paddedLength = (length + 3) & ~3;
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = paddedLength >> 2;
|
|
rep.nameLength = length;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.inputType, n);
|
|
swapl(&rep.physicalScreen, n);
|
|
swapl(&rep.physicalId, n);
|
|
swapl(&rep.nameLength, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXGetInputAttributesReply), (char *)&rep);
|
|
if (length) WriteToClient(client, length, (char *)attr.name);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXAddInput(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXAddInputReq);
|
|
xDMXAddInputReply rep;
|
|
int n;
|
|
int status = 0;
|
|
CARD32 *value_list;
|
|
DMXInputAttributesRec attr;
|
|
int count;
|
|
char *name;
|
|
int len;
|
|
int paddedLength;
|
|
int id = -1;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xDMXAddInputReq);
|
|
paddedLength = (stuff->displayNameLength + 3) & ~3;
|
|
len = client->req_len - (sizeof(xDMXAddInputReq) >> 2);
|
|
if (len != Ones(stuff->valueMask) + paddedLength/4)
|
|
return BadLength;
|
|
|
|
memset(&attr, 0, sizeof(attr));
|
|
value_list = (CARD32 *)(stuff + 1);
|
|
count = dmxFetchInputAttributes(stuff->valueMask, &attr, value_list);
|
|
|
|
if (!(name = xalloc(stuff->displayNameLength + 1 + 4)))
|
|
return BadAlloc;
|
|
memcpy(name, &value_list[count], stuff->displayNameLength);
|
|
name[stuff->displayNameLength] = '\0';
|
|
attr.name = name;
|
|
|
|
status = dmxAddInput(&attr, &id);
|
|
|
|
xfree(name);
|
|
|
|
if (status) return status;
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = status;
|
|
rep.physicalId = id;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
swapl(&rep.physicalId, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXAddInputReply), (char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXRemoveInput(ClientPtr client)
|
|
{
|
|
REQUEST(xDMXRemoveInputReq);
|
|
xDMXRemoveInputReply rep;
|
|
int n;
|
|
int status = 0;
|
|
|
|
REQUEST_SIZE_MATCH(xDMXRemoveInputReq);
|
|
|
|
status = dmxRemoveInput(stuff->physicalId);
|
|
|
|
if (status) return status;
|
|
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = 0;
|
|
rep.status = status;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber, n);
|
|
swapl(&rep.length, n);
|
|
swapl(&rep.status, n);
|
|
}
|
|
WriteToClient(client, sizeof(xDMXRemoveInputReply), (char *)&rep);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcDMXDispatch(ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
|
|
switch (stuff->data) {
|
|
case X_DMXQueryVersion: return ProcDMXQueryVersion(client);
|
|
case X_DMXSync: return ProcDMXSync(client);
|
|
case X_DMXForceWindowCreation: return ProcDMXForceWindowCreation(client);
|
|
case X_DMXGetScreenCount: return ProcDMXGetScreenCount(client);
|
|
case X_DMXGetScreenAttributes: return ProcDMXGetScreenAttributes(client);
|
|
case X_DMXChangeScreensAttributes:
|
|
return ProcDMXChangeScreensAttributes(client);
|
|
case X_DMXAddScreen: return ProcDMXAddScreen(client);
|
|
case X_DMXRemoveScreen: return ProcDMXRemoveScreen(client);
|
|
case X_DMXGetWindowAttributes: return ProcDMXGetWindowAttributes(client);
|
|
case X_DMXGetDesktopAttributes: return ProcDMXGetDesktopAttributes(client);
|
|
case X_DMXChangeDesktopAttributes:
|
|
return ProcDMXChangeDesktopAttributes(client);
|
|
case X_DMXGetInputCount: return ProcDMXGetInputCount(client);
|
|
case X_DMXGetInputAttributes: return ProcDMXGetInputAttributes(client);
|
|
case X_DMXAddInput: return ProcDMXAddInput(client);
|
|
case X_DMXRemoveInput: return ProcDMXRemoveInput(client);
|
|
|
|
case X_DMXGetScreenInformationDEPRECATED:
|
|
case X_DMXForceWindowCreationDEPRECATED:
|
|
case X_DMXReconfigureScreenDEPRECATED:
|
|
return BadImplementation;
|
|
|
|
default: return BadRequest;
|
|
}
|
|
}
|
|
|
|
static int SProcDMXQueryVersion(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXQueryVersionReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXQueryVersionReq);
|
|
return ProcDMXQueryVersion(client);
|
|
}
|
|
|
|
static int SProcDMXSync(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXSyncReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXSyncReq);
|
|
return ProcDMXSync(client);
|
|
}
|
|
|
|
static int SProcDMXForceWindowCreation(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXForceWindowCreationReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXForceWindowCreationReq);
|
|
swaps(&stuff->window, n);
|
|
return ProcDMXForceWindowCreation(client);
|
|
}
|
|
|
|
static int SProcDMXGetScreenCount(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXGetScreenCountReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXGetScreenCountReq);
|
|
return ProcDMXGetScreenCount(client);
|
|
}
|
|
|
|
static int SProcDMXGetScreenAttributes(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXGetScreenAttributesReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXGetScreenAttributesReq);
|
|
swapl(&stuff->physicalScreen, n);
|
|
return ProcDMXGetScreenAttributes(client);
|
|
}
|
|
|
|
static int SProcDMXChangeScreensAttributes(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXChangeScreensAttributesReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_AT_LEAST_SIZE(xDMXGetScreenAttributesReq);
|
|
swapl(&stuff->screenCount, n);
|
|
swapl(&stuff->maskCount, n);
|
|
SwapRestL(stuff);
|
|
return ProcDMXGetScreenAttributes(client);
|
|
}
|
|
|
|
static int SProcDMXAddScreen(ClientPtr client)
|
|
{
|
|
int n;
|
|
int paddedLength;
|
|
REQUEST(xDMXAddScreenReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_AT_LEAST_SIZE(xDMXAddScreenReq);
|
|
swapl(&stuff->displayNameLength, n);
|
|
swapl(&stuff->valueMask, n);
|
|
paddedLength = (stuff->displayNameLength + 3) & ~3;
|
|
SwapLongs((CARD32 *)(stuff+1), LengthRestL(stuff) - paddedLength/4);
|
|
return ProcDMXAddScreen(client);
|
|
}
|
|
|
|
static int SProcDMXRemoveScreen(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXRemoveScreenReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXRemoveScreenReq);
|
|
swapl(&stuff->physicalScreen, n);
|
|
return ProcDMXRemoveScreen(client);
|
|
}
|
|
|
|
static int SProcDMXGetWindowAttributes(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXGetWindowAttributesReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXGetWindowAttributesReq);
|
|
swapl(&stuff->window, n);
|
|
return ProcDMXGetWindowAttributes(client);
|
|
}
|
|
|
|
static int SProcDMXGetDesktopAttributes(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXGetDesktopAttributesReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXGetDesktopAttributesReq);
|
|
return ProcDMXGetDesktopAttributes(client);
|
|
}
|
|
|
|
static int SProcDMXChangeDesktopAttributes(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXChangeDesktopAttributesReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_AT_LEAST_SIZE(xDMXChangeDesktopAttributesReq);
|
|
swapl(&stuff->valueMask, n);
|
|
SwapRestL(stuff);
|
|
return ProcDMXChangeDesktopAttributes(client);
|
|
}
|
|
|
|
static int SProcDMXGetInputCount(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXGetInputCountReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXGetInputCountReq);
|
|
return ProcDMXGetInputCount(client);
|
|
}
|
|
|
|
static int SProcDMXGetInputAttributes(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXGetInputAttributesReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXGetInputAttributesReq);
|
|
swapl(&stuff->deviceId, n);
|
|
return ProcDMXGetInputAttributes(client);
|
|
}
|
|
|
|
static int SProcDMXAddInput(ClientPtr client)
|
|
{
|
|
int n;
|
|
int paddedLength;
|
|
REQUEST(xDMXAddInputReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_AT_LEAST_SIZE(xDMXAddInputReq);
|
|
swapl(&stuff->displayNameLength, n);
|
|
swapl(&stuff->valueMask, n);
|
|
paddedLength = (stuff->displayNameLength + 3) & ~3;
|
|
SwapLongs((CARD32 *)(stuff+1), LengthRestL(stuff) - paddedLength/4);
|
|
return ProcDMXAddInput(client);
|
|
}
|
|
|
|
static int SProcDMXRemoveInput(ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xDMXRemoveInputReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xDMXRemoveInputReq);
|
|
swapl(&stuff->physicalId, n);
|
|
return ProcDMXRemoveInput(client);
|
|
}
|
|
|
|
static int SProcDMXDispatch (ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
|
|
switch (stuff->data) {
|
|
case X_DMXQueryVersion: return SProcDMXQueryVersion(client);
|
|
case X_DMXSync: return SProcDMXSync(client);
|
|
case X_DMXForceWindowCreation: return SProcDMXForceWindowCreation(client);
|
|
case X_DMXGetScreenCount: return SProcDMXGetScreenCount(client);
|
|
case X_DMXGetScreenAttributes: return SProcDMXGetScreenAttributes(client);
|
|
case X_DMXChangeScreensAttributes:
|
|
return SProcDMXChangeScreensAttributes(client);
|
|
case X_DMXAddScreen: return SProcDMXAddScreen(client);
|
|
case X_DMXRemoveScreen: return SProcDMXRemoveScreen(client);
|
|
case X_DMXGetWindowAttributes: return SProcDMXGetWindowAttributes(client);
|
|
case X_DMXGetDesktopAttributes:
|
|
return SProcDMXGetDesktopAttributes(client);
|
|
case X_DMXChangeDesktopAttributes:
|
|
return SProcDMXChangeDesktopAttributes(client);
|
|
case X_DMXGetInputCount: return SProcDMXGetInputCount(client);
|
|
case X_DMXGetInputAttributes: return SProcDMXGetInputAttributes(client);
|
|
case X_DMXAddInput: return SProcDMXAddInput(client);
|
|
case X_DMXRemoveInput: return SProcDMXRemoveInput(client);
|
|
|
|
case X_DMXGetScreenInformationDEPRECATED:
|
|
case X_DMXForceWindowCreationDEPRECATED:
|
|
case X_DMXReconfigureScreenDEPRECATED:
|
|
return BadImplementation;
|
|
|
|
default: return BadRequest;
|
|
}
|
|
}
|