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-rw-r--r--xorg-server/hw/kdrive/ephyr/ephyrdriext.c2830
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 ;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 21:13:45 +0000