diff options
Diffstat (limited to 'xorg-server')
| -rw-r--r-- | xorg-server/hw/kdrive/ephyr/ephyrdriext.c | 2830 |
1 files changed, 1417 insertions, 1413 deletions
diff --git a/xorg-server/hw/kdrive/ephyr/ephyrdriext.c b/xorg-server/hw/kdrive/ephyr/ephyrdriext.c index 6db06fca7..0bd51b2c7 100644 --- a/xorg-server/hw/kdrive/ephyr/ephyrdriext.c +++ b/xorg-server/hw/kdrive/ephyr/ephyrdriext.c @@ -1,1413 +1,1417 @@ -/*
- * 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
-
-#include <string.h>
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#define _XF86DRI_SERVER_
-#include <X11/dri/xf86dri.h>
-#include <X11/dri/xf86driproto.h>
-#include "misc.h"
-#include "privates.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"
-#include "protocol-versions.h"
-
-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 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 DevPrivateKeyRec ephyrDRIWindowKeyRec;
-#define ephyrDRIWindowKey (&ephyrDRIWindowKeyRec)
-static DevPrivateKeyRec ephyrDRIScreenKeyRec;
-#define ephyrDRIScreenKey (&ephyrDRIScreenKeyRec)
-
-#define GET_EPHYR_DRI_WINDOW_PRIV(win) ((EphyrDRIWindowPrivPtr) \
- dixLookupPrivate(&(win)->devPrivates, ephyrDRIWindowKey))
-#define GET_EPHYR_DRI_SCREEN_PRIV(screen) ((EphyrDRIScreenPrivPtr) \
- dixLookupPrivate(&(screen)->devPrivates, ephyrDRIScreenKey))
-
-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) ;
-
- 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 ;
-
- 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:%p\n", a_win) ;
-
- screen->CreateWindow = screen_priv->CreateWindow ;
- is_ok = (*screen->CreateWindow) (a_win) ;
- screen->CreateWindow = ephyrDRICreateWindow ;
-
- if (is_ok) {
- dixSetPrivate(&a_win->devPrivates, ephyrDRIWindowKey, 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) ;
- free(win_priv) ;
- dixSetPrivate(&a_win->devPrivates, ephyrDRIWindowKey, 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: %p\n", 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: %p\n", 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: %p\n", 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 = calloc(RegionNumRects (&a_win->clipList),
- sizeof (EphyrRect)) ;
- for (i=0; i < RegionNumRects (&a_win->clipList); i++) {
- memmove (&rects[i],
- &RegionRects (&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,
- RegionNumRects (&a_win->clipList)) ;
- is_ok = TRUE ;
-
-out:
- free(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 = calloc(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 = realloc(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
- */
- free(screen->visuals) ;
- screen->visuals = new_visuals ;
- screen->numVisuals++ ;
- new_visuals = NULL ;
-
- is_ok = TRUE ;
-out:
- free(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;
-}
-
-
-static int
-ProcXF86DRIQueryVersion (register ClientPtr client)
-{
- xXF86DRIQueryVersionReply rep;
- register int n;
- REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq);
-
- EPHYR_LOG ("enter\n") ;
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.majorVersion = SERVER_XF86DRI_MAJOR_VERSION;
- rep.minorVersion = SERVER_XF86DRI_MINOR_VERSION;
- rep.patchVersion = SERVER_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 Success;
-}
-
-static int
-ProcXF86DRIQueryDirectRenderingCapable (register ClientPtr client)
-{
- xXF86DRIQueryDirectRenderingCapableReply rep;
- Bool isCapable;
- register int n;
- REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
- REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
-
- EPHYR_LOG ("enter\n") ;
- 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 Success;
-}
-
-static int
-ProcXF86DRIOpenConnection (register ClientPtr client)
-{
- xXF86DRIOpenConnectionReply rep;
- drm_handle_t hSAREA;
- char* busIdString = NULL;
- REQUEST(xXF86DRIOpenConnectionReq);
- REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq);
-
- EPHYR_LOG ("enter\n") ;
- 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 = bytes_to_int32(SIZEOF(xXF86DRIOpenConnectionReply) - SIZEOF(xGenericReply) +
- pad_to_int32(rep.busIdStringLength));
-
- 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);
- free(busIdString);
- EPHYR_LOG ("leave\n") ;
- return Success;
-}
-
-static int
-ProcXF86DRIAuthConnection (register ClientPtr client)
-{
- xXF86DRIAuthConnectionReply rep;
- REQUEST(xXF86DRIAuthConnectionReq);
- REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq);
-
- EPHYR_LOG ("enter\n") ;
- 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 Success;
-}
-
-static int
-ProcXF86DRICloseConnection (register ClientPtr client)
-{
- REQUEST(xXF86DRICloseConnectionReq);
- REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq);
- EPHYR_LOG ("enter\n") ;
- if (stuff->screen >= screenInfo.numScreens) {
- client->errorValue = stuff->screen;
- return BadValue;
- }
-
- /*
- DRICloseConnection( screenInfo.screens[stuff->screen]);
- */
-
- EPHYR_LOG ("leave\n") ;
- return Success;
-}
-
-static int
-ProcXF86DRIGetClientDriverName (register ClientPtr client)
-{
- xXF86DRIGetClientDriverNameReply rep;
- char* clientDriverName;
- REQUEST(xXF86DRIGetClientDriverNameReq);
- REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq);
-
- EPHYR_LOG ("enter\n") ;
- 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 = bytes_to_int32(SIZEOF(xXF86DRIGetClientDriverNameReply) -
- SIZEOF(xGenericReply) +
- pad_to_int32(rep.clientDriverNameLength));
-
- WriteToClient(client,
- sizeof(xXF86DRIGetClientDriverNameReply), (char *)&rep);
- if (rep.clientDriverNameLength)
- WriteToClient(client,
- rep.clientDriverNameLength,
- clientDriverName);
- EPHYR_LOG ("leave\n") ;
- return Success;
-}
-
-static int
-ProcXF86DRICreateContext (register ClientPtr client)
-{
- xXF86DRICreateContextReply rep;
- ScreenPtr pScreen;
- VisualPtr visual;
- int i=0;
- unsigned long context_id=0;
- REQUEST(xXF86DRICreateContextReq);
- REQUEST_SIZE_MATCH(xXF86DRICreateContextReq);
-
- EPHYR_LOG ("enter\n") ;
- 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 Success;
-}
-
-static int
-ProcXF86DRIDestroyContext (register ClientPtr client)
-{
- REQUEST(xXF86DRIDestroyContextReq);
- REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq);
- EPHYR_LOG ("enter\n") ;
-
- if (stuff->screen >= screenInfo.numScreens) {
- client->errorValue = stuff->screen;
- return BadValue;
- }
-
- if (!ephyrDRIDestroyContext (stuff->screen, stuff->context)) {
- return BadValue;
- }
-
- EPHYR_LOG ("leave\n") ;
- return Success;
-}
-
-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):(%p, %d)\n", 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 (%p, %d)\n",
- (*a_pair)->local,
- (*a_pair)->remote) ;
- return TRUE ;
- }
- }
- return FALSE ;
-}
-
-Bool
-findWindowPairFromRemote (int a_remote,
- EphyrWindowPair **a_pair)
-{
- int i=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_pair, FALSE) ;
-
- for (i=0; i < NUM_WINDOW_PAIRS; i++) {
- if (window_pairs[i].remote == a_remote) {
- *a_pair = &window_pairs[i] ;
- EPHYR_LOG ("found (%p, %d)\n",
- (*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 '%p'\n", 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;
- REQUEST(xXF86DRICreateDrawableReq);
- REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq);
-
- EPHYR_LOG ("enter\n") ;
- 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 %p\n", drawable) ;
- window = (WindowPtr)drawable;
- if (findWindowPairFromLocal (window, &pair) && pair) {
- remote_win = pair->remote ;
- EPHYR_LOG ("found window '%p' paire with remote '%d'\n",
- 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 = calloc(1, sizeof (EphyrDRIWindowPrivRec)) ;
- if (!win_priv) {
- EPHYR_LOG_ERROR ("failed to allocate window private\n") ;
- return BadAlloc ;
- }
- dixSetPrivate(&window->devPrivates, ephyrDRIWindowKey, win_priv);
- EPHYR_LOG ("paired window '%p' with remote '%d'\n",
- window, remote_win) ;
- }
-
- WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), (char *)&rep);
- EPHYR_LOG ("leave\n") ;
- return Success;
-}
-
-static int
-ProcXF86DRIDestroyDrawable (register ClientPtr client)
-{
- DrawablePtr drawable=NULL;
- WindowPtr window=NULL;
- EphyrWindowPair *pair=NULL;
- int rc=0;
- REQUEST(xXF86DRIDestroyDrawableReq);
- REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq);
-
- 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 Success;
-}
-
-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;
- REQUEST(xXF86DRIGetDrawableInfoReq);
- REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq);
-
- EPHYR_LOG ("enter\n") ;
- memset (&rep, 0, sizeof (rep)) ;
- 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 < RegionNumRects (&window->clipList); i++) {
- EPHYR_LOG ("x1:%d, y1:%d, x2:%d, y2:%d\n",
- RegionRects (&window->clipList)[i].x1,
- RegionRects (&window->clipList)[i].y1,
- RegionRects (&window->clipList)[i].x2,
- RegionRects (&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 = bytes_to_int32(rep.length);
-
- 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);
- }
- free(clipRects);
- clipRects = NULL ;
-
- EPHYR_LOG ("leave\n") ;
-
- return Success;
-}
-
-static int
-ProcXF86DRIGetDeviceInfo (register ClientPtr client)
-{
- xXF86DRIGetDeviceInfoReply rep;
- drm_handle_t hFrameBuffer;
- void *pDevPrivate;
- REQUEST(xXF86DRIGetDeviceInfoReq);
- REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq);
-
- EPHYR_LOG ("enter\n") ;
- 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 = bytes_to_int32(SIZEOF(xXF86DRIGetDeviceInfoReply) -
- SIZEOF(xGenericReply) +
- pad_to_int32(rep.devPrivateSize));
- }
-
- WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), (char *)&rep);
- if (rep.length) {
- WriteToClient(client, rep.devPrivateSize, (char *)pDevPrivate);
- }
- EPHYR_LOG ("leave\n") ;
- return Success;
-}
-
-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;
- }
- }
-}
-
-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, "DRIEvents");
- if (!EventType) {
- EPHYR_LOG_ERROR ("failed to register DRI event resource type\n") ;
- goto out ;
- }
-#endif
-
- if ((extEntry = AddExtension(XF86DRINAME,
- XF86DRINumberEvents,
- XF86DRINumberErrors,
- ProcXF86DRIDispatch,
- SProcXF86DRIDispatch,
- NULL,
- StandardMinorOpcode))) {
- DRIReqCode = (unsigned char)extEntry->base;
- DRIErrorBase = extEntry->errorBase;
- } else {
- EPHYR_LOG_ERROR ("failed to register DRI extension\n") ;
- goto out ;
- }
- screen_priv = calloc(1, sizeof (EphyrDRIScreenPrivRec)) ;
- if (!screen_priv) {
- EPHYR_LOG_ERROR ("failed to allocate screen_priv\n") ;
- goto out ;
- }
- dixSetPrivate(&a_screen->devPrivates, ephyrDRIScreenKey, screen_priv);
-
- if (!ephyrDRIScreenInit (a_screen)) {
- EPHYR_LOG_ERROR ("ephyrDRIScreenInit() failed\n") ;
- goto out ;
- }
- EphyrMirrorHostVisuals (a_screen) ;
- is_ok=TRUE ;
-out:
- EPHYR_LOG ("leave\n") ;
- return is_ok ;
-}
+/* + * 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 + +#include <string.h> + +#include <X11/X.h> +#include <X11/Xproto.h> +#define _XF86DRI_SERVER_ +#include <X11/dri/xf86dri.h> +#include <X11/dri/xf86driproto.h> +#include "misc.h" +#include "privates.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" +#include "protocol-versions.h" + +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 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 DevPrivateKeyRec ephyrDRIWindowKeyRec; +#define ephyrDRIWindowKey (&ephyrDRIWindowKeyRec) +static DevPrivateKeyRec ephyrDRIScreenKeyRec; +#define ephyrDRIScreenKey (&ephyrDRIScreenKeyRec) + +#define GET_EPHYR_DRI_WINDOW_PRIV(win) ((EphyrDRIWindowPrivPtr) \ + dixLookupPrivate(&(win)->devPrivates, ephyrDRIWindowKey)) +#define GET_EPHYR_DRI_SCREEN_PRIV(screen) ((EphyrDRIScreenPrivPtr) \ + dixLookupPrivate(&(screen)->devPrivates, ephyrDRIScreenKey)) + +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) ; + + 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 ; + + 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:%p\n", a_win) ; + + screen->CreateWindow = screen_priv->CreateWindow ; + is_ok = (*screen->CreateWindow) (a_win) ; + screen->CreateWindow = ephyrDRICreateWindow ; + + if (is_ok) { + dixSetPrivate(&a_win->devPrivates, ephyrDRIWindowKey, 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) ; + free(win_priv) ; + dixSetPrivate(&a_win->devPrivates, ephyrDRIWindowKey, 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: %p\n", 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: %p\n", 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: %p\n", 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 = calloc(RegionNumRects (&a_win->clipList), + sizeof (EphyrRect)) ; + for (i=0; i < RegionNumRects (&a_win->clipList); i++) { + memmove (&rects[i], + &RegionRects (&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, + RegionNumRects (&a_win->clipList)) ; + is_ok = TRUE ; + +out: + free(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 = calloc(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 = realloc(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 + */ + free(screen->visuals) ; + screen->visuals = new_visuals ; + screen->numVisuals++ ; + new_visuals = NULL ; + + is_ok = TRUE ; +out: + free(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; +} + + +static int +ProcXF86DRIQueryVersion (register ClientPtr client) +{ + xXF86DRIQueryVersionReply rep; + register int n; + REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq); + + EPHYR_LOG ("enter\n") ; + + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.majorVersion = SERVER_XF86DRI_MAJOR_VERSION; + rep.minorVersion = SERVER_XF86DRI_MINOR_VERSION; + rep.patchVersion = SERVER_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 Success; +} + +static int +ProcXF86DRIQueryDirectRenderingCapable (register ClientPtr client) +{ + xXF86DRIQueryDirectRenderingCapableReply rep; + Bool isCapable; + register int n; + REQUEST(xXF86DRIQueryDirectRenderingCapableReq); + REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq); + + EPHYR_LOG ("enter\n") ; + 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 Success; +} + +static int +ProcXF86DRIOpenConnection (register ClientPtr client) +{ + xXF86DRIOpenConnectionReply rep; + drm_handle_t hSAREA; + char* busIdString = NULL; + REQUEST(xXF86DRIOpenConnectionReq); + REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq); + + EPHYR_LOG ("enter\n") ; + 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 = bytes_to_int32(SIZEOF(xXF86DRIOpenConnectionReply) - SIZEOF(xGenericReply) + + pad_to_int32(rep.busIdStringLength)); + + 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); + free(busIdString); + EPHYR_LOG ("leave\n") ; + return Success; +} + +static int +ProcXF86DRIAuthConnection (register ClientPtr client) +{ + xXF86DRIAuthConnectionReply rep; + REQUEST(xXF86DRIAuthConnectionReq); + REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq); + + EPHYR_LOG ("enter\n") ; + 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 Success; +} + +static int +ProcXF86DRICloseConnection (register ClientPtr client) +{ + REQUEST(xXF86DRICloseConnectionReq); + REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq); + EPHYR_LOG ("enter\n") ; + if (stuff->screen >= screenInfo.numScreens) { + client->errorValue = stuff->screen; + return BadValue; + } + + /* + DRICloseConnection( screenInfo.screens[stuff->screen]); + */ + + EPHYR_LOG ("leave\n") ; + return Success; +} + +static int +ProcXF86DRIGetClientDriverName (register ClientPtr client) +{ + xXF86DRIGetClientDriverNameReply rep; + char* clientDriverName; + REQUEST(xXF86DRIGetClientDriverNameReq); + REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq); + + EPHYR_LOG ("enter\n") ; + 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 = bytes_to_int32(SIZEOF(xXF86DRIGetClientDriverNameReply) - + SIZEOF(xGenericReply) + + pad_to_int32(rep.clientDriverNameLength)); + + WriteToClient(client, + sizeof(xXF86DRIGetClientDriverNameReply), (char *)&rep); + if (rep.clientDriverNameLength) + WriteToClient(client, + rep.clientDriverNameLength, + clientDriverName); + EPHYR_LOG ("leave\n") ; + return Success; +} + +static int +ProcXF86DRICreateContext (register ClientPtr client) +{ + xXF86DRICreateContextReply rep; + ScreenPtr pScreen; + VisualPtr visual; + int i=0; + unsigned long context_id=0; + REQUEST(xXF86DRICreateContextReq); + REQUEST_SIZE_MATCH(xXF86DRICreateContextReq); + + EPHYR_LOG ("enter\n") ; + 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 Success; +} + +static int +ProcXF86DRIDestroyContext (register ClientPtr client) +{ + REQUEST(xXF86DRIDestroyContextReq); + REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq); + EPHYR_LOG ("enter\n") ; + + if (stuff->screen >= screenInfo.numScreens) { + client->errorValue = stuff->screen; + return BadValue; + } + + if (!ephyrDRIDestroyContext (stuff->screen, stuff->context)) { + return BadValue; + } + + EPHYR_LOG ("leave\n") ; + return Success; +} + +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):(%p, %d)\n", 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 (%p, %d)\n", + (*a_pair)->local, + (*a_pair)->remote) ; + return TRUE ; + } + } + return FALSE ; +} + +Bool +findWindowPairFromRemote (int a_remote, + EphyrWindowPair **a_pair) +{ + int i=0 ; + + EPHYR_RETURN_VAL_IF_FAIL (a_pair, FALSE) ; + + for (i=0; i < NUM_WINDOW_PAIRS; i++) { + if (window_pairs[i].remote == a_remote) { + *a_pair = &window_pairs[i] ; + EPHYR_LOG ("found (%p, %d)\n", + (*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 '%p'\n", 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; + REQUEST(xXF86DRICreateDrawableReq); + REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq); + + EPHYR_LOG ("enter\n") ; + 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 %p\n", drawable) ; + window = (WindowPtr)drawable; + if (findWindowPairFromLocal (window, &pair) && pair) { + remote_win = pair->remote ; + EPHYR_LOG ("found window '%p' paire with remote '%d'\n", + 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 = calloc(1, sizeof (EphyrDRIWindowPrivRec)) ; + if (!win_priv) { + EPHYR_LOG_ERROR ("failed to allocate window private\n") ; + return BadAlloc ; + } + dixSetPrivate(&window->devPrivates, ephyrDRIWindowKey, win_priv); + EPHYR_LOG ("paired window '%p' with remote '%d'\n", + window, remote_win) ; + } + + WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), (char *)&rep); + EPHYR_LOG ("leave\n") ; + return Success; +} + +static int +ProcXF86DRIDestroyDrawable (register ClientPtr client) +{ + DrawablePtr drawable=NULL; + WindowPtr window=NULL; + EphyrWindowPair *pair=NULL; + int rc=0; + REQUEST(xXF86DRIDestroyDrawableReq); + REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq); + + 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 Success; +} + +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; + REQUEST(xXF86DRIGetDrawableInfoReq); + REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq); + + EPHYR_LOG ("enter\n") ; + memset (&rep, 0, sizeof (rep)) ; + 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 < RegionNumRects (&window->clipList); i++) { + EPHYR_LOG ("x1:%d, y1:%d, x2:%d, y2:%d\n", + RegionRects (&window->clipList)[i].x1, + RegionRects (&window->clipList)[i].y1, + RegionRects (&window->clipList)[i].x2, + RegionRects (&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 = bytes_to_int32(rep.length); + + 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); + } + free(clipRects); + clipRects = NULL ; + + EPHYR_LOG ("leave\n") ; + + return Success; +} + +static int +ProcXF86DRIGetDeviceInfo (register ClientPtr client) +{ + xXF86DRIGetDeviceInfoReply rep; + drm_handle_t hFrameBuffer; + void *pDevPrivate; + REQUEST(xXF86DRIGetDeviceInfoReq); + REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq); + + EPHYR_LOG ("enter\n") ; + 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 = bytes_to_int32(SIZEOF(xXF86DRIGetDeviceInfoReply) - + SIZEOF(xGenericReply) + + pad_to_int32(rep.devPrivateSize)); + } + + WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), (char *)&rep); + if (rep.length) { + WriteToClient(client, rep.devPrivateSize, (char *)pDevPrivate); + } + EPHYR_LOG ("leave\n") ; + return Success; +} + +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; + } + } +} + +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, "DRIEvents"); + if (!EventType) { + EPHYR_LOG_ERROR ("failed to register DRI event resource type\n") ; + goto out ; + } +#endif + + if ((extEntry = AddExtension(XF86DRINAME, + XF86DRINumberEvents, + XF86DRINumberErrors, + ProcXF86DRIDispatch, + SProcXF86DRIDispatch, + NULL, + StandardMinorOpcode))) { + DRIReqCode = (unsigned char)extEntry->base; + DRIErrorBase = extEntry->errorBase; + } else { + EPHYR_LOG_ERROR ("failed to register DRI extension\n") ; + goto out ; + } + if (!dixRegisterPrivateKey(&ephyrDRIScreenKeyRec, PRIVATE_SCREEN, 0)) + goto out ; + if (!dixRegisterPrivateKey(&ephyrDRIWindowKeyRec, PRIVATE_WINDOW, 0)) + goto out ; + screen_priv = calloc(1, sizeof (EphyrDRIScreenPrivRec)) ; + if (!screen_priv) { + EPHYR_LOG_ERROR ("failed to allocate screen_priv\n") ; + goto out ; + } + dixSetPrivate(&a_screen->devPrivates, ephyrDRIScreenKey, screen_priv); + + if (!ephyrDRIScreenInit (a_screen)) { + EPHYR_LOG_ERROR ("ephyrDRIScreenInit() failed\n") ; + goto out ; + } + EphyrMirrorHostVisuals (a_screen) ; + is_ok=TRUE ; +out: + EPHYR_LOG ("leave\n") ; + return is_ok ; +} |