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xserver/hw/kdrive/ephyr/ephyrdriext.c

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/*
* Xephyr - A kdrive X server thats runs in a host X window.
* Authored by Matthew Allum <mallum@openedhand.com>
*
* Copyright © 2007 OpenedHand Ltd
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of OpenedHand Ltd not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. OpenedHand Ltd makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* This file is heavily copied from hw/xfree86/dri/xf86dri.c
*
* Authors:
* Dodji Seketeli <dodji@openedhand.com>
*/
#ifdef HAVE_CONFIG_H
#include <kdrive-config.h>
#endif
#ifdef XEPHYR_DRI
#include <string.h>
#define NEED_REPLIES
#define NEED_EVENTS
#include <X11/X.h>
#include <X11/Xproto.h>
#define _XF86DRI_SERVER_
#include <X11/dri/xf86dri.h>
#include <X11/dri/xf86dristr.h>
#include "misc.h"
#include "dixstruct.h"
#include "extnsionst.h"
#include "colormapst.h"
#include "cursorstr.h"
#include "scrnintstr.h"
#include "windowstr.h"
#include "servermd.h"
#include "swaprep.h"
#include "ephyrdri.h"
#include "ephyrdriext.h"
#include "hostx.h"
#define _HAVE_XALLOC_DECLS
#include "ephyrlog.h"
typedef struct {
WindowPtr local ;
int remote ;
} EphyrWindowPair;
typedef struct {
int foo;
} EphyrDRIWindowPrivRec;
typedef EphyrDRIWindowPrivRec* EphyrDRIWindowPrivPtr;
typedef struct {
CreateWindowProcPtr CreateWindow ;
DestroyWindowProcPtr DestroyWindow ;
MoveWindowProcPtr MoveWindow ;
PositionWindowProcPtr PositionWindow ;
ClipNotifyProcPtr ClipNotify ;
} EphyrDRIScreenPrivRec;
typedef EphyrDRIScreenPrivRec* EphyrDRIScreenPrivPtr;
static int DRIErrorBase;
static DISPATCH_PROC(ProcXF86DRIQueryVersion);
static DISPATCH_PROC(ProcXF86DRIQueryDirectRenderingCapable);
static DISPATCH_PROC(ProcXF86DRIOpenConnection);
static DISPATCH_PROC(ProcXF86DRICloseConnection);
static DISPATCH_PROC(ProcXF86DRIGetClientDriverName);
static DISPATCH_PROC(ProcXF86DRICreateContext);
static DISPATCH_PROC(ProcXF86DRIDestroyContext);
static DISPATCH_PROC(ProcXF86DRICreateDrawable);
static DISPATCH_PROC(ProcXF86DRIDestroyDrawable);
static DISPATCH_PROC(ProcXF86DRIGetDrawableInfo);
static DISPATCH_PROC(ProcXF86DRIGetDeviceInfo);
static DISPATCH_PROC(ProcXF86DRIDispatch);
static DISPATCH_PROC(ProcXF86DRIAuthConnection);
static DISPATCH_PROC(SProcXF86DRIQueryVersion);
static DISPATCH_PROC(SProcXF86DRIQueryDirectRenderingCapable);
static DISPATCH_PROC(SProcXF86DRIDispatch);
static void XF86DRIResetProc(ExtensionEntry* extEntry);
static Bool ephyrDRIScreenInit (ScreenPtr a_screen) ;
static Bool ephyrDRICreateWindow (WindowPtr a_win) ;
static Bool ephyrDRIDestroyWindow (WindowPtr a_win) ;
static void ephyrDRIMoveWindow (WindowPtr a_win,
int a_x, int a_y,
WindowPtr a_siblings,
VTKind a_kind);
static Bool ephyrDRIPositionWindow (WindowPtr a_win,
int x, int y) ;
static void ephyrDRIClipNotify (WindowPtr a_win,
int a_x, int a_y) ;
static Bool EphyrMirrorHostVisuals (ScreenPtr a_screen) ;
static Bool destroyHostPeerWindow (const WindowPtr a_win) ;
static Bool findWindowPairFromLocal (WindowPtr a_local,
EphyrWindowPair **a_pair);
static unsigned char DRIReqCode = 0;
static int ephyrDRIGeneration=-1 ;
static int ephyrDRIWindowIndex=-1 ;
static int ephyrDRIScreenIndex=-1 ;
#define GET_EPHYR_DRI_WINDOW_PRIV(win) \
((EphyrDRIWindowPrivPtr)((win)->devPrivates[ephyrDRIWindowIndex].ptr))
#define GET_EPHYR_DRI_SCREEN_PRIV(screen) \
((EphyrDRIScreenPrivPtr)((screen)->devPrivates[ephyrDRIScreenIndex].ptr))
Bool
ephyrDRIExtensionInit (ScreenPtr a_screen)
{
Bool is_ok=FALSE ;
ExtensionEntry* extEntry=NULL;
EphyrDRIScreenPrivPtr screen_priv=NULL ;
EPHYR_LOG ("enter\n") ;
if (!hostx_has_dri ()) {
EPHYR_LOG ("host does not have DRI extension\n") ;
goto out ;
}
EPHYR_LOG ("host X does have DRI extension\n") ;
if (!hostx_has_xshape ()) {
EPHYR_LOG ("host does not have XShape extension\n") ;
goto out ;
}
EPHYR_LOG ("host X does have XShape extension\n") ;
#ifdef XF86DRI_EVENTS
EventType = CreateNewResourceType (XF86DRIFreeEvents);
#endif
if ((extEntry = AddExtension(XF86DRINAME,
XF86DRINumberEvents,
XF86DRINumberErrors,
ProcXF86DRIDispatch,
SProcXF86DRIDispatch,
XF86DRIResetProc,
StandardMinorOpcode))) {
DRIReqCode = (unsigned char)extEntry->base;
DRIErrorBase = extEntry->errorBase;
} else {
EPHYR_LOG_ERROR ("failed to register DRI extension\n") ;
goto out ;
}
if (ephyrDRIGeneration != serverGeneration) {
ephyrDRIScreenIndex = AllocateScreenPrivateIndex () ;
if (ephyrDRIScreenIndex < 0) {
EPHYR_LOG_ERROR ("failed to allocate screen priv index\n") ;
goto out ;
}
}
screen_priv = xcalloc (1, sizeof (EphyrDRIScreenPrivRec)) ;
if (!screen_priv) {
EPHYR_LOG_ERROR ("failed to allocate screen_priv\n") ;
goto out ;
}
a_screen->devPrivates[ephyrDRIScreenIndex].ptr = screen_priv;
if (!ephyrDRIScreenInit (a_screen)) {
EPHYR_LOG_ERROR ("ephyrDRIScreenInit() failed\n") ;
goto out ;
}
EphyrMirrorHostVisuals (a_screen) ;
if (ephyrDRIGeneration != serverGeneration) {
ephyrDRIGeneration = serverGeneration ;
}
is_ok=TRUE ;
out:
EPHYR_LOG ("leave\n") ;
return is_ok ;
}
static Bool
ephyrDRIScreenInit (ScreenPtr a_screen)
{
Bool is_ok=FALSE ;
EphyrDRIScreenPrivPtr screen_priv=NULL ;
EPHYR_RETURN_VAL_IF_FAIL (a_screen, FALSE) ;
screen_priv=GET_EPHYR_DRI_SCREEN_PRIV (a_screen) ;
EPHYR_RETURN_VAL_IF_FAIL (screen_priv, FALSE) ;
if (ephyrDRIGeneration != serverGeneration) {
ephyrDRIWindowIndex = AllocateWindowPrivateIndex () ;
if (ephyrDRIWindowIndex < 0) {
EPHYR_LOG_ERROR ("failed to allocate window priv index\n") ;
goto out ;
}
}
if (!AllocateWindowPrivate (a_screen, ephyrDRIWindowIndex, 0)) {
EPHYR_LOG_ERROR ("failed to allocate window privates\n") ;
goto out ;
}
screen_priv->CreateWindow = a_screen->CreateWindow ;
screen_priv->DestroyWindow = a_screen->DestroyWindow ;
screen_priv->MoveWindow = a_screen->MoveWindow ;
screen_priv->PositionWindow = a_screen->PositionWindow ;
screen_priv->ClipNotify = a_screen->ClipNotify ;
a_screen->CreateWindow = ephyrDRICreateWindow ;
a_screen->DestroyWindow = ephyrDRIDestroyWindow ;
a_screen->MoveWindow = ephyrDRIMoveWindow ;
a_screen->PositionWindow = ephyrDRIPositionWindow ;
a_screen->ClipNotify = ephyrDRIClipNotify ;
is_ok = TRUE ;
out:
return is_ok ;
}
static Bool
ephyrDRICreateWindow (WindowPtr a_win)
{
Bool is_ok=FALSE ;
ScreenPtr screen=NULL ;
EphyrDRIScreenPrivPtr screen_priv =NULL;
EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
screen = a_win->drawable.pScreen ;
EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
EPHYR_RETURN_VAL_IF_FAIL (screen_priv
&& screen_priv->CreateWindow,
FALSE) ;
EPHYR_LOG ("enter. win:%#x\n",
(unsigned int)a_win) ;
screen->CreateWindow = screen_priv->CreateWindow ;
is_ok = (*screen->CreateWindow) (a_win) ;
screen->CreateWindow = ephyrDRICreateWindow ;
if (is_ok) {
a_win->devPrivates[ephyrDRIWindowIndex].ptr = NULL ;
}
return is_ok ;
}
static Bool
ephyrDRIDestroyWindow (WindowPtr a_win)
{
Bool is_ok=FALSE ;
ScreenPtr screen=NULL ;
EphyrDRIScreenPrivPtr screen_priv =NULL;
EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
screen = a_win->drawable.pScreen ;
EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
EPHYR_RETURN_VAL_IF_FAIL (screen_priv
&& screen_priv->DestroyWindow,
FALSE) ;
screen->DestroyWindow = screen_priv->DestroyWindow ;
if (screen->DestroyWindow) {
is_ok = (*screen->DestroyWindow) (a_win) ;
}
screen->DestroyWindow = ephyrDRIDestroyWindow ;
if (is_ok) {
EphyrDRIWindowPrivPtr win_priv=GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
if (win_priv) {
destroyHostPeerWindow (a_win) ;
xfree (win_priv) ;
a_win->devPrivates[ephyrDRIWindowIndex].ptr = NULL ;
EPHYR_LOG ("destroyed the remote peer window\n") ;
}
}
return is_ok ;
}
static void
ephyrDRIMoveWindow (WindowPtr a_win,
int a_x, int a_y,
WindowPtr a_siblings,
VTKind a_kind)
{
Bool is_ok=FALSE ;
ScreenPtr screen=NULL ;
EphyrDRIScreenPrivPtr screen_priv =NULL;
EphyrDRIWindowPrivPtr win_priv=NULL ;
EphyrWindowPair *pair=NULL ;
EphyrBox geo;
int x=0,y=0;/*coords relative to parent window*/
EPHYR_RETURN_IF_FAIL (a_win) ;
EPHYR_LOG ("enter\n") ;
screen = a_win->drawable.pScreen ;
EPHYR_RETURN_IF_FAIL (screen) ;
screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
EPHYR_RETURN_IF_FAIL (screen_priv
&& screen_priv->MoveWindow) ;
screen->MoveWindow = screen_priv->MoveWindow ;
if (screen->MoveWindow) {
(*screen->MoveWindow) (a_win, a_x, a_y, a_siblings, a_kind) ;
}
screen->MoveWindow = ephyrDRIMoveWindow ;
EPHYR_LOG ("window: %#x\n", (unsigned int)a_win) ;
if (!a_win->parent) {
EPHYR_LOG ("cannot move root window\n") ;
is_ok = TRUE ;
goto out ;
}
win_priv = GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
if (!win_priv) {
EPHYR_LOG ("not a DRI peered window\n") ;
is_ok = TRUE ;
goto out ;
}
if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
EPHYR_LOG_ERROR ("failed to get window pair\n") ;
goto out ;
}
/*compute position relative to parent window*/
x = a_win->drawable.x - a_win->parent->drawable.x ;
y = a_win->drawable.y - a_win->parent->drawable.y ;
/*set the geometry to pass to hostx_set_window_geometry*/
memset (&geo, 0, sizeof (geo)) ;
geo.x = x ;
geo.y = y ;
geo.width = a_win->drawable.width ;
geo.height = a_win->drawable.height ;
hostx_set_window_geometry (pair->remote, &geo) ;
is_ok = TRUE ;
out:
EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
/*do cleanup here*/
}
static Bool
ephyrDRIPositionWindow (WindowPtr a_win,
int a_x, int a_y)
{
Bool is_ok=FALSE ;
ScreenPtr screen=NULL ;
EphyrDRIScreenPrivPtr screen_priv =NULL;
EphyrDRIWindowPrivPtr win_priv=NULL ;
EphyrWindowPair *pair=NULL ;
EphyrBox geo;
EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
EPHYR_LOG ("enter\n") ;
screen = a_win->drawable.pScreen ;
EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
EPHYR_RETURN_VAL_IF_FAIL (screen_priv
&& screen_priv->PositionWindow,
FALSE) ;
screen->PositionWindow = screen_priv->PositionWindow ;
if (screen->PositionWindow) {
(*screen->PositionWindow) (a_win, a_x, a_y) ;
}
screen->PositionWindow = ephyrDRIPositionWindow ;
EPHYR_LOG ("window: %#x\n", (unsigned int)a_win) ;
win_priv = GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
if (!win_priv) {
EPHYR_LOG ("not a DRI peered window\n") ;
is_ok = TRUE ;
goto out ;
}
if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
EPHYR_LOG_ERROR ("failed to get window pair\n") ;
goto out ;
}
/*set the geometry to pass to hostx_set_window_geometry*/
memset (&geo, 0, sizeof (geo)) ;
geo.x = a_x ;
geo.y = a_y ;
geo.width = a_win->drawable.width ;
geo.height = a_win->drawable.height ;
hostx_set_window_geometry (pair->remote, &geo) ;
is_ok = TRUE ;
out:
EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
/*do cleanup here*/
return is_ok ;
}
static void
ephyrDRIClipNotify (WindowPtr a_win,
int a_x, int a_y)
{
Bool is_ok=FALSE ;
ScreenPtr screen=NULL ;
EphyrDRIScreenPrivPtr screen_priv =NULL;
EphyrDRIWindowPrivPtr win_priv=NULL ;
EphyrWindowPair *pair=NULL ;
EphyrRect *rects=NULL;
int i=0 ;
EPHYR_RETURN_IF_FAIL (a_win) ;
EPHYR_LOG ("enter\n") ;
screen = a_win->drawable.pScreen ;
EPHYR_RETURN_IF_FAIL (screen) ;
screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
EPHYR_RETURN_IF_FAIL (screen_priv && screen_priv->ClipNotify) ;
screen->ClipNotify = screen_priv->ClipNotify ;
if (screen->ClipNotify) {
(*screen->ClipNotify) (a_win, a_x, a_y) ;
}
screen->ClipNotify = ephyrDRIClipNotify ;
EPHYR_LOG ("window: %#x\n", (unsigned int)a_win) ;
win_priv = GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
if (!win_priv) {
EPHYR_LOG ("not a DRI peered window\n") ;
is_ok = TRUE ;
goto out ;
}
if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
EPHYR_LOG_ERROR ("failed to get window pair\n") ;
goto out ;
}
rects = xcalloc (REGION_NUM_RECTS (&a_win->clipList),
sizeof (EphyrRect)) ;
for (i=0; i < REGION_NUM_RECTS (&a_win->clipList); i++) {
memmove (&rects[i],
&REGION_RECTS (&a_win->clipList)[i],
sizeof (EphyrRect)) ;
rects[i].x1 -= a_win->drawable.x;
rects[i].x2 -= a_win->drawable.x;
rects[i].y1 -= a_win->drawable.y;
rects[i].y2 -= a_win->drawable.y;
}
/*
* push the clipping region of this window
* to the peer window in the host
*/
is_ok = hostx_set_window_bounding_rectangles
(pair->remote,
rects,
REGION_NUM_RECTS (&a_win->clipList)) ;
is_ok = TRUE ;
out:
if (rects) {
xfree (rects) ;
rects = NULL ;
}
EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
/*do cleanup here*/
}
/**
* Duplicates a visual of a_screen
* In screen a_screen, for depth a_depth, find a visual which
* bitsPerRGBValue and colormap size equal
* a_bits_per_rgb_values and a_colormap_entries.
* The ID of that duplicated visual is set to a_new_id.
* That duplicated visual is then added to the list of visuals
* of the screen.
*/
static Bool
EphyrDuplicateVisual (unsigned int a_screen,
short a_depth,
short a_class,
short a_bits_per_rgb_values,
short a_colormap_entries,
unsigned int a_red_mask,
unsigned int a_green_mask,
unsigned int a_blue_mask,
unsigned int a_new_id)
{
Bool is_ok = FALSE, found_visual=FALSE, found_depth=FALSE ;
ScreenPtr screen=NULL ;
VisualRec new_visual, *new_visuals=NULL ;
int i=0 ;
EPHYR_LOG ("enter\n") ;
if (a_screen > screenInfo.numScreens) {
EPHYR_LOG_ERROR ("bad screen number\n") ;
goto out;
}
memset (&new_visual, 0, sizeof (VisualRec)) ;
/*get the screen pointed to by a_screen*/
screen = screenInfo.screens[a_screen] ;
EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
/*
* In that screen, first look for an existing visual that has the
* same characteristics as those passed in parameter
* to this function and copy it.
*/
for (i=0; i < screen->numVisuals; i++) {
if (screen->visuals[i].bitsPerRGBValue == a_bits_per_rgb_values &&
screen->visuals[i].ColormapEntries == a_colormap_entries ) {
/*copy the visual found*/
memcpy (&new_visual, &screen->visuals[i], sizeof (new_visual)) ;
new_visual.vid = a_new_id ;
new_visual.class = a_class ;
new_visual.redMask = a_red_mask ;
new_visual.greenMask = a_green_mask ;
new_visual.blueMask = a_blue_mask ;
found_visual = TRUE ;
EPHYR_LOG ("found a visual that matches visual id: %d\n",
a_new_id) ;
break;
}
}
if (!found_visual) {
EPHYR_LOG ("did not find any visual matching %d\n", a_new_id) ;
goto out ;
}
/*
* be prepare to extend screen->visuals to add new_visual to it
*/
new_visuals = xcalloc (screen->numVisuals+1, sizeof (VisualRec)) ;
memmove (new_visuals,
screen->visuals,
screen->numVisuals*sizeof (VisualRec)) ;
memmove (&new_visuals[screen->numVisuals],
&new_visual,
sizeof (VisualRec)) ;
/*
* Now, in that same screen, update the screen->allowedDepths member.
* In that array, each element represents the visuals applicable to
* a given depth. So we need to add an entry matching the new visual
* that we are going to add to screen->visuals
*/
for (i=0; i<screen->numDepths; i++) {
VisualID *vids=NULL;
DepthPtr cur_depth=NULL ;
/*find the entry matching a_depth*/
if (screen->allowedDepths[i].depth != a_depth)
continue ;
cur_depth = &screen->allowedDepths[i];
/*
* extend the list of visual IDs in that entry,
* so to add a_new_id in there.
*/
vids = xrealloc (cur_depth->vids,
(cur_depth->numVids+1)*sizeof (VisualID));
if (!vids) {
EPHYR_LOG_ERROR ("failed to realloc numids\n") ;
goto out ;
}
vids[cur_depth->numVids] = a_new_id ;
/*
* Okay now commit our change.
* Do really update screen->allowedDepths[i]
*/
cur_depth->numVids++ ;
cur_depth->vids = vids ;
found_depth=TRUE;
}
if (!found_depth) {
EPHYR_LOG_ERROR ("failed to update screen[%d]->allowedDepth\n",
a_screen) ;
goto out ;
}
/*
* Commit our change to screen->visuals
*/
xfree (screen->visuals) ;
screen->visuals = new_visuals ;
screen->numVisuals++ ;
new_visuals = NULL ;
is_ok = TRUE ;
out:
if (new_visuals) {
xfree (new_visuals) ;
new_visuals = NULL ;
}
EPHYR_LOG ("leave\n") ;
return is_ok ;
}
/**
* Duplicates the visuals of the host X server.
* This is necessary to have visuals that have the same
* ID as those of the host X. It is important to have that for
* GLX.
*/
static Bool
EphyrMirrorHostVisuals (ScreenPtr a_screen)
{
Bool is_ok=FALSE;
EphyrHostVisualInfo *visuals=NULL;
int nb_visuals=0, i=0;
EPHYR_LOG ("enter\n") ;
if (!hostx_get_visuals_info (&visuals, &nb_visuals)) {
EPHYR_LOG_ERROR ("failed to get host visuals\n") ;
goto out ;
}
for (i=0; i<nb_visuals; i++) {
if (!EphyrDuplicateVisual (a_screen->myNum,
visuals[i].depth,
visuals[i].class,
visuals[i].bits_per_rgb,
visuals[i].colormap_size,
visuals[i].red_mask,
visuals[i].green_mask,
visuals[i].blue_mask,
visuals[i].visualid)) {
EPHYR_LOG_ERROR ("failed to duplicate host visual %d\n",
(int)visuals[i].visualid) ;
}
}
is_ok = TRUE ;
out:
EPHYR_LOG ("leave\n") ;
return is_ok;
}
/*ARGSUSED*/
static void
XF86DRIResetProc (
ExtensionEntry* extEntry
)
{
}
static int
ProcXF86DRIQueryVersion (register ClientPtr client)
{
xXF86DRIQueryVersionReply rep;
register int n;
EPHYR_LOG ("enter\n") ;
REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq);
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.majorVersion = XF86DRI_MAJOR_VERSION;
rep.minorVersion = XF86DRI_MINOR_VERSION;
rep.patchVersion = XF86DRI_PATCH_VERSION;
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swaps(&rep.majorVersion, n);
swaps(&rep.minorVersion, n);
swapl(&rep.patchVersion, n);
}
WriteToClient(client, sizeof(xXF86DRIQueryVersionReply), (char *)&rep);
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIQueryDirectRenderingCapable (register ClientPtr client)
{
xXF86DRIQueryDirectRenderingCapableReply rep;
Bool isCapable;
register int n;
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
if (!ephyrDRIQueryDirectRenderingCapable (stuff->screen, &isCapable)) {
return BadValue;
}
rep.isCapable = isCapable;
if (!LocalClient(client) || client->swapped)
rep.isCapable = 0;
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
}
WriteToClient(client, sizeof(xXF86DRIQueryDirectRenderingCapableReply), (char *)&rep);
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIOpenConnection (register ClientPtr client)
{
xXF86DRIOpenConnectionReply rep;
drm_handle_t hSAREA;
char* busIdString;
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRIOpenConnectionReq);
REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
if (!ephyrDRIOpenConnection(stuff->screen,
&hSAREA,
&busIdString)) {
return BadValue;
}
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.busIdStringLength = 0;
if (busIdString)
rep.busIdStringLength = strlen(busIdString);
rep.length = (SIZEOF(xXF86DRIOpenConnectionReply) - SIZEOF(xGenericReply) +
((rep.busIdStringLength + 3) & ~3)) >> 2;
rep.hSAREALow = (CARD32)(hSAREA & 0xffffffff);
#if defined(LONG64) && !defined(__linux__)
rep.hSAREAHigh = (CARD32)(hSAREA >> 32);
#else
rep.hSAREAHigh = 0;
#endif
WriteToClient(client, sizeof(xXF86DRIOpenConnectionReply), (char *)&rep);
if (rep.busIdStringLength)
WriteToClient(client, rep.busIdStringLength, busIdString);
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIAuthConnection (register ClientPtr client)
{
xXF86DRIAuthConnectionReply rep;
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRIAuthConnectionReq);
REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.authenticated = 1;
if (!ephyrDRIAuthConnection (stuff->screen, stuff->magic)) {
ErrorF("Failed to authenticate %lu\n", (unsigned long)stuff->magic);
rep.authenticated = 0;
}
WriteToClient(client, sizeof(xXF86DRIAuthConnectionReply), (char *)&rep);
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRICloseConnection (register ClientPtr client)
{
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRICloseConnectionReq);
REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
/*
DRICloseConnection( screenInfo.screens[stuff->screen]);
*/
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIGetClientDriverName (register ClientPtr client)
{
xXF86DRIGetClientDriverNameReply rep;
char* clientDriverName;
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRIGetClientDriverNameReq);
REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
ephyrDRIGetClientDriverName (stuff->screen,
(int *)&rep.ddxDriverMajorVersion,
(int *)&rep.ddxDriverMinorVersion,
(int *)&rep.ddxDriverPatchVersion,
&clientDriverName);
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.clientDriverNameLength = 0;
if (clientDriverName)
rep.clientDriverNameLength = strlen(clientDriverName);
rep.length = (SIZEOF(xXF86DRIGetClientDriverNameReply) -
SIZEOF(xGenericReply) +
((rep.clientDriverNameLength + 3) & ~3)) >> 2;
WriteToClient(client,
sizeof(xXF86DRIGetClientDriverNameReply), (char *)&rep);
if (rep.clientDriverNameLength)
WriteToClient(client,
rep.clientDriverNameLength,
clientDriverName);
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRICreateContext (register ClientPtr client)
{
xXF86DRICreateContextReply rep;
ScreenPtr pScreen;
VisualPtr visual;
int i=0;
unsigned long context_id=0;
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRICreateContextReq);
REQUEST_SIZE_MATCH(xXF86DRICreateContextReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
pScreen = screenInfo.screens[stuff->screen];
visual = pScreen->visuals;
/* Find the requested X visual */
for (i = 0; i < pScreen->numVisuals; i++, visual++)
if (visual->vid == stuff->visual)
break;
if (i == pScreen->numVisuals) {
/* No visual found */
return BadValue;
}
context_id = stuff->context ;
if (!ephyrDRICreateContext (stuff->screen,
stuff->visual,
&context_id,
(drm_context_t *)&rep.hHWContext)) {
return BadValue;
}
WriteToClient(client, sizeof(xXF86DRICreateContextReply), (char *)&rep);
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIDestroyContext (register ClientPtr client)
{
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRIDestroyContextReq);
REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
if (!ephyrDRIDestroyContext (stuff->screen, stuff->context)) {
return BadValue;
}
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static Bool
getWindowVisual (const WindowPtr a_win,
VisualPtr *a_visual)
{
int i=0, visual_id=0 ;
EPHYR_RETURN_VAL_IF_FAIL (a_win
&& a_win->drawable.pScreen
&& a_win->drawable.pScreen->visuals,
FALSE) ;
visual_id = wVisual (a_win) ;
for (i=0; i < a_win->drawable.pScreen->numVisuals; i++) {
if (a_win->drawable.pScreen->visuals[i].vid == visual_id) {
*a_visual = &a_win->drawable.pScreen->visuals[i] ;
return TRUE ;
}
}
return FALSE ;
}
#define NUM_WINDOW_PAIRS 256
static EphyrWindowPair window_pairs[NUM_WINDOW_PAIRS] ;
static Bool
appendWindowPairToList (WindowPtr a_local,
int a_remote)
{
int i=0 ;
EPHYR_RETURN_VAL_IF_FAIL (a_local, FALSE) ;
EPHYR_LOG ("(local,remote):(%#x, %d)\n", (unsigned int)a_local, a_remote) ;
for (i=0; i < NUM_WINDOW_PAIRS; i++) {
if (window_pairs[i].local == NULL) {
window_pairs[i].local = a_local ;
window_pairs[i].remote = a_remote ;
return TRUE ;
}
}
return FALSE ;
}
static Bool
findWindowPairFromLocal (WindowPtr a_local,
EphyrWindowPair **a_pair)
{
int i=0 ;
EPHYR_RETURN_VAL_IF_FAIL (a_pair && a_local, FALSE) ;
for (i=0; i < NUM_WINDOW_PAIRS; i++) {
if (window_pairs[i].local == a_local) {
*a_pair = &window_pairs[i] ;
EPHYR_LOG ("found (%#x, %d)\n",
(unsigned int)(*a_pair)->local,
(*a_pair)->remote) ;
return TRUE ;
}
}
return FALSE ;
}
static Bool
createHostPeerWindow (const WindowPtr a_win,
int *a_peer_win)
{
Bool is_ok=FALSE ;
VisualPtr visual=NULL;
EphyrBox geo ;
EPHYR_RETURN_VAL_IF_FAIL (a_win && a_peer_win, FALSE) ;
EPHYR_RETURN_VAL_IF_FAIL (a_win->drawable.pScreen,
FALSE) ;
EPHYR_LOG ("enter. a_win '%#x'\n", (unsigned int)a_win) ;
if (!getWindowVisual (a_win, &visual)) {
EPHYR_LOG_ERROR ("failed to get window visual\n") ;
goto out ;
}
if (!visual) {
EPHYR_LOG_ERROR ("failed to create visual\n") ;
goto out ;
}
memset (&geo, 0, sizeof (geo)) ;
geo.x = a_win->drawable.x ;
geo.y = a_win->drawable.y ;
geo.width = a_win->drawable.width ;
geo.height = a_win->drawable.height ;
if (!hostx_create_window (a_win->drawable.pScreen->myNum,
&geo, visual->vid, a_peer_win)) {
EPHYR_LOG_ERROR ("failed to create host peer window\n") ;
goto out ;
}
if (!appendWindowPairToList (a_win, *a_peer_win)) {
EPHYR_LOG_ERROR ("failed to append window to pair list\n") ;
goto out ;
}
is_ok = TRUE ;
out:
EPHYR_LOG ("leave:remote win%d\n", *a_peer_win) ;
return is_ok ;
}
static Bool
destroyHostPeerWindow (const WindowPtr a_win)
{
Bool is_ok = FALSE ;
EphyrWindowPair *pair=NULL ;
EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
EPHYR_LOG ("enter\n") ;
if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
EPHYR_LOG_ERROR ("failed to find peer to local window\n") ;
goto out;
}
hostx_destroy_window (pair->remote) ;
is_ok = TRUE ;
out:
EPHYR_LOG ("leave\n") ;
return is_ok;
}
static int
ProcXF86DRICreateDrawable (ClientPtr client)
{
xXF86DRICreateDrawableReply rep;
DrawablePtr drawable=NULL;
WindowPtr window=NULL ;
EphyrWindowPair *pair=NULL ;
EphyrDRIWindowPrivPtr win_priv=NULL;
int rc=0, remote_win=0;
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRICreateDrawableReq);
REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rc = dixLookupDrawable (&drawable, stuff->drawable, client, 0,
DixReadAccess);
if (rc != Success)
return rc;
if (drawable->type != DRAWABLE_WINDOW) {
EPHYR_LOG_ERROR ("non drawable windows are not yet supported\n") ;
return BadImplementation ;
}
EPHYR_LOG ("lookedup drawable %#x\n", (unsigned int)drawable) ;
window = (WindowPtr)drawable;
if (findWindowPairFromLocal (window, &pair) && pair) {
remote_win = pair->remote ;
EPHYR_LOG ("found window '%#x' paire with remote '%d'\n",
(unsigned int)window, remote_win) ;
} else if (!createHostPeerWindow (window, &remote_win)) {
EPHYR_LOG_ERROR ("failed to create host peer window\n") ;
return BadAlloc ;
}
if (!ephyrDRICreateDrawable (stuff->screen,
remote_win,
(drm_drawable_t *)&rep.hHWDrawable)) {
EPHYR_LOG_ERROR ("failed to create dri drawable\n") ;
return BadValue;
}
win_priv = GET_EPHYR_DRI_WINDOW_PRIV (window) ;
if (!win_priv) {
win_priv = xcalloc (1, sizeof (EphyrDRIWindowPrivRec)) ;
if (!win_priv) {
EPHYR_LOG_ERROR ("failed to allocate window private\n") ;
return BadAlloc ;
}
window->devPrivates[ephyrDRIWindowIndex].ptr = win_priv ;
EPHYR_LOG ("paired window '%#x' with remote '%d'\n",
(unsigned int)window, remote_win) ;
}
WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), (char *)&rep);
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIDestroyDrawable (register ClientPtr client)
{
REQUEST(xXF86DRIDestroyDrawableReq);
DrawablePtr drawable=NULL;
WindowPtr window=NULL;
EphyrWindowPair *pair=NULL;
REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq);
int rc=0;
EPHYR_LOG ("enter\n") ;
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rc = dixLookupDrawable(&drawable,
stuff->drawable,
client,
0,
DixReadAccess);
if (rc != Success)
return rc;
if (drawable->type != DRAWABLE_WINDOW) {
EPHYR_LOG_ERROR ("non drawable windows are not yet supported\n") ;
return BadImplementation ;
}
window = (WindowPtr)drawable;
if (!findWindowPairFromLocal (window, &pair) && pair) {
EPHYR_LOG_ERROR ("failed to find pair window\n") ;
return BadImplementation;
}
if (!ephyrDRIDestroyDrawable(stuff->screen,
pair->remote/*drawable in host x*/)) {
EPHYR_LOG_ERROR ("failed to destroy dri drawable\n") ;
return BadImplementation;
}
pair->local=NULL ;
pair->remote=0;
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIGetDrawableInfo (register ClientPtr client)
{
xXF86DRIGetDrawableInfoReply rep;
DrawablePtr drawable;
WindowPtr window=NULL;
EphyrWindowPair *pair=NULL;
int X=0, Y=0, W=0, H=0, backX=0, backY=0, rc=0, i=0;
drm_clip_rect_t *clipRects=NULL;
drm_clip_rect_t *backClipRects=NULL;
EPHYR_LOG ("enter\n") ;
memset (&rep, 0, sizeof (rep)) ;
REQUEST(xXF86DRIGetDrawableInfoReq);
REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rc = dixLookupDrawable(&drawable, stuff->drawable, client, 0,
DixReadAccess);
if (rc != Success || !drawable) {
EPHYR_LOG_ERROR ("could not get drawable\n") ;
return rc;
}
if (drawable->type != DRAWABLE_WINDOW) {
EPHYR_LOG_ERROR ("non windows type drawables are not yes supported\n") ;
return BadImplementation ;
}
window = (WindowPtr)drawable ;
memset (&pair, 0, sizeof (pair)) ;
if (!findWindowPairFromLocal (window, &pair) || !pair) {
EPHYR_LOG_ERROR ("failed to find remote peer drawable\n") ;
return BadMatch ;
}
EPHYR_LOG ("clip list of xephyr gl drawable:\n") ;
for (i=0; i < REGION_NUM_RECTS (&window->clipList); i++) {
EPHYR_LOG ("x1:%d, y1:%d, x2:%d, y2:%d\n",
REGION_RECTS (&window->clipList)[i].x1,
REGION_RECTS (&window->clipList)[i].y1,
REGION_RECTS (&window->clipList)[i].x2,
REGION_RECTS (&window->clipList)[i].y2) ;
}
if (!ephyrDRIGetDrawableInfo (stuff->screen,
pair->remote/*the drawable in hostx*/,
(unsigned int*)&rep.drawableTableIndex,
(unsigned int*)&rep.drawableTableStamp,
(int*)&X,
(int*)&Y,
(int*)&W,
(int*)&H,
(int*)&rep.numClipRects,
&clipRects,
&backX,
&backY,
(int*)&rep.numBackClipRects,
&backClipRects)) {
return BadValue;
}
EPHYR_LOG ("num clip rects:%d, num back clip rects:%d\n",
(int)rep.numClipRects, (int)rep.numBackClipRects) ;
rep.drawableX = X;
rep.drawableY = Y;
rep.drawableWidth = W;
rep.drawableHeight = H;
rep.length = (SIZEOF(xXF86DRIGetDrawableInfoReply) -
SIZEOF(xGenericReply));
rep.backX = backX;
rep.backY = backY;
if (rep.numClipRects) {
if (clipRects) {
ScreenPtr pScreen = screenInfo.screens[stuff->screen];
int i=0;
EPHYR_LOG ("clip list of host gl drawable:\n") ;
for (i = 0; i < rep.numClipRects; i++) {
clipRects[i].x1 = max (clipRects[i].x1, 0);
clipRects[i].y1 = max (clipRects[i].y1, 0);
clipRects[i].x2 = min (clipRects[i].x2,
pScreen->width + clipRects[i].x1) ;
clipRects[i].y2 = min (clipRects[i].y2,
pScreen->width + clipRects[i].y1) ;
EPHYR_LOG ("x1:%d, y1:%d, x2:%d, y2:%d\n",
clipRects[i].x1, clipRects[i].y1,
clipRects[i].x2, clipRects[i].y2) ;
}
} else {
rep.numClipRects = 0;
}
} else {
EPHYR_LOG ("got zero host gl drawable clipping rects\n") ;
}
rep.length += sizeof(drm_clip_rect_t) * rep.numClipRects;
backClipRects = clipRects ;
rep.numBackClipRects = rep.numClipRects ;
if (rep.numBackClipRects)
rep.length += sizeof(drm_clip_rect_t) * rep.numBackClipRects;
EPHYR_LOG ("num host clip rects:%d\n", (int)rep.numClipRects) ;
EPHYR_LOG ("num host back clip rects:%d\n", (int)rep.numBackClipRects) ;
rep.length = ((rep.length + 3) & ~3) >> 2;
WriteToClient(client, sizeof(xXF86DRIGetDrawableInfoReply), (char *)&rep);
if (rep.numClipRects) {
WriteToClient(client,
sizeof(drm_clip_rect_t) * rep.numClipRects,
(char *)clipRects);
}
if (rep.numBackClipRects) {
WriteToClient(client,
sizeof(drm_clip_rect_t) * rep.numBackClipRects,
(char *)backClipRects);
}
if (clipRects) {
xfree(clipRects);
clipRects = NULL ;
}
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIGetDeviceInfo (register ClientPtr client)
{
xXF86DRIGetDeviceInfoReply rep;
drm_handle_t hFrameBuffer;
void *pDevPrivate;
EPHYR_LOG ("enter\n") ;
REQUEST(xXF86DRIGetDeviceInfoReq);
REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
if (!ephyrDRIGetDeviceInfo (stuff->screen,
&hFrameBuffer,
(int*)&rep.framebufferOrigin,
(int*)&rep.framebufferSize,
(int*)&rep.framebufferStride,
(int*)&rep.devPrivateSize,
&pDevPrivate)) {
return BadValue;
}
rep.hFrameBufferLow = (CARD32)(hFrameBuffer & 0xffffffff);
#if defined(LONG64) && !defined(__linux__)
rep.hFrameBufferHigh = (CARD32)(hFrameBuffer >> 32);
#else
rep.hFrameBufferHigh = 0;
#endif
rep.length = 0;
if (rep.devPrivateSize) {
rep.length = (SIZEOF(xXF86DRIGetDeviceInfoReply) -
SIZEOF(xGenericReply) +
((rep.devPrivateSize + 3) & ~3)) >> 2;
}
WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), (char *)&rep);
if (rep.length) {
WriteToClient(client, rep.devPrivateSize, (char *)pDevPrivate);
}
EPHYR_LOG ("leave\n") ;
return (client->noClientException);
}
static int
ProcXF86DRIDispatch (register ClientPtr client)
{
REQUEST(xReq);
EPHYR_LOG ("enter\n") ;
switch (stuff->data)
{
case X_XF86DRIQueryVersion: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIQueryVersion(client);
}
case X_XF86DRIQueryDirectRenderingCapable: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIQueryDirectRenderingCapable(client);
}
}
if (!LocalClient(client))
return DRIErrorBase + XF86DRIClientNotLocal;
switch (stuff->data)
{
case X_XF86DRIOpenConnection: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIOpenConnection(client);
}
case X_XF86DRICloseConnection: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRICloseConnection(client);
}
case X_XF86DRIGetClientDriverName: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIGetClientDriverName(client);
}
case X_XF86DRICreateContext: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRICreateContext(client);
}
case X_XF86DRIDestroyContext: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIDestroyContext(client);
}
case X_XF86DRICreateDrawable: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRICreateDrawable(client);
}
case X_XF86DRIDestroyDrawable: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIDestroyDrawable(client);
}
case X_XF86DRIGetDrawableInfo: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIGetDrawableInfo(client);
}
case X_XF86DRIGetDeviceInfo: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIGetDeviceInfo(client);
}
case X_XF86DRIAuthConnection: {
EPHYR_LOG ("leave\n") ;
return ProcXF86DRIAuthConnection(client);
}
/* {Open,Close}FullScreen are deprecated now */
default: {
EPHYR_LOG ("leave\n") ;
return BadRequest;
}
}
}
static int
SProcXF86DRIQueryVersion (register ClientPtr client)
{
register int n;
REQUEST(xXF86DRIQueryVersionReq);
swaps(&stuff->length, n);
return ProcXF86DRIQueryVersion(client);
}
static int
SProcXF86DRIQueryDirectRenderingCapable (register ClientPtr client)
{
register int n;
REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
swaps(&stuff->length, n);
swapl(&stuff->screen, n);
return ProcXF86DRIQueryDirectRenderingCapable(client);
}
static int
SProcXF86DRIDispatch (register ClientPtr client)
{
REQUEST(xReq);
EPHYR_LOG ("enter\n") ;
/*
* Only local clients are allowed DRI access, but remote clients still need
* these requests to find out cleanly.
*/
switch (stuff->data)
{
case X_XF86DRIQueryVersion: {
EPHYR_LOG ("leave\n") ;
return SProcXF86DRIQueryVersion(client);
}
case X_XF86DRIQueryDirectRenderingCapable: {
EPHYR_LOG ("leave\n") ;
return SProcXF86DRIQueryDirectRenderingCapable(client);
}
default: {
EPHYR_LOG ("leave\n") ;
return DRIErrorBase + XF86DRIClientNotLocal;
}
}
}
#endif /*XEPHYR_DRI*/
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