From b39f063f74bf0163eaf34db03134f226d18142ec Mon Sep 17 00:00:00 2001 From: marha Date: Thu, 24 Mar 2011 07:37:29 +0000 Subject: xserver xkeyboard-config libX11 pixman mesa git update 24 Mar 2011 --- xorg-server/Xext/panoramiX.c | 16 +- xorg-server/Xext/panoramiX.h | 158 +- xorg-server/Xext/panoramiXprocs.c | 4846 ++++++++++++++++++------------------- xorg-server/Xext/panoramiXsrv.h | 11 + xorg-server/Xext/shm.c | 2652 ++++++++++---------- xorg-server/Xext/xvdisp.c | 3922 +++++++++++++++--------------- 6 files changed, 5803 insertions(+), 5802 deletions(-) (limited to 'xorg-server/Xext') diff --git a/xorg-server/Xext/panoramiX.c b/xorg-server/Xext/panoramiX.c index 391346a6b..00afe94f1 100644 --- a/xorg-server/Xext/panoramiX.c +++ b/xorg-server/Xext/panoramiX.c @@ -393,7 +393,7 @@ static void XineramaInitData(ScreenPtr pScreen) int i, w, h; RegionNull(&PanoramiXScreenRegion); - for (i = 0; i < PanoramiXNumScreens; i++) { + FOR_NSCREENS(i) { BoxRec TheBox; RegionRec ScreenRegion; @@ -413,7 +413,7 @@ static void XineramaInitData(ScreenPtr pScreen) PanoramiXPixWidth = screenInfo.screens[0]->x + screenInfo.screens[0]->width; PanoramiXPixHeight = screenInfo.screens[0]->y + screenInfo.screens[0]->height; - for (i = 1; i < PanoramiXNumScreens; i++) { + FOR_NSCREENS_FORWARD_SKIP(i) { pScreen = screenInfo.screens[i]; w = pScreen->x + pScreen->width; h = pScreen->y + pScreen->height; @@ -478,7 +478,7 @@ void PanoramiXExtensionInit(int argc, char *argv[]) * run in non-PanoramiXeen mode. */ - for (i = 0; i < PanoramiXNumScreens; i++) { + FOR_NSCREENS(i) { pScreen = screenInfo.screens[i]; pScreenPriv = malloc(sizeof(PanoramiXScreenRec)); dixSetPrivate(&pScreen->devPrivates, PanoramiXScreenKey, @@ -740,7 +740,7 @@ PanoramiXMaybeAddDepth(DepthPtr pDepth) int j, k; Bool found = FALSE; - for (j = 1; j < PanoramiXNumScreens; j++) { + FOR_NSCREENS_FORWARD_SKIP(j) { pScreen = screenInfo.screens[j]; for (k = 0; k < pScreen->numDepths; k++) { if (pScreen->allowedDepths[k].depth == pDepth->depth) { @@ -773,7 +773,7 @@ PanoramiXMaybeAddVisual(VisualPtr pVisual) int j, k; Bool found = FALSE; - for (j = 1; j < PanoramiXNumScreens; j++) { + FOR_NSCREENS_FORWARD_SKIP(j) { pScreen = screenInfo.screens[j]; found = FALSE; @@ -836,7 +836,7 @@ PanoramiXConsolidate(void) saver = malloc(sizeof(PanoramiXRes)); saver->type = XRT_WINDOW; - for (i = 0; i < PanoramiXNumScreens; i++) { + FOR_NSCREENS(i) { ScreenPtr pScreen = screenInfo.screens[i]; root->info[i].id = pScreen->root->drawable.id; root->u.win.class = InputOutput; @@ -1074,7 +1074,7 @@ ProcXineramaQueryScreens(ClientPtr client) xXineramaScreenInfo scratch; int i; - for(i = 0; i < PanoramiXNumScreens; i++) { + FOR_NSCREENS(i) { scratch.x_org = screenInfo.screens[i]->x; scratch.y_org = screenInfo.screens[i]->y; scratch.width = screenInfo.screens[i]->width; @@ -1179,7 +1179,7 @@ XineramaGetImageData( depth = (format == XYPixmap) ? 1 : pDraw->depth; - for(i = 0; i < PanoramiXNumScreens; i++) { + FOR_NSCREENS(i) { BoxRec TheBox; ScreenPtr pScreen; pDraw = pDrawables[i]; diff --git a/xorg-server/Xext/panoramiX.h b/xorg-server/Xext/panoramiX.h index 1bf6194c6..71651e558 100644 --- a/xorg-server/Xext/panoramiX.h +++ b/xorg-server/Xext/panoramiX.h @@ -1,78 +1,80 @@ -/***************************************************************** - -Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, -BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, -WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR -IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of Digital Equipment Corporation -shall not be used in advertising or otherwise to promote the sale, use or other -dealings in this Software without prior written authorization from Digital -Equipment Corporation. - -******************************************************************/ - - -/* THIS IS NOT AN X PROJECT TEAM SPECIFICATION */ - -/* - * PanoramiX definitions - */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#ifndef _PANORAMIX_H_ -#define _PANORAMIX_H_ - -#define _PANORAMIX_SERVER -#include -#undef _PANORAMIX_SERVER -#include "gcstruct.h" - - -typedef struct _PanoramiXInfo { - XID id ; -} PanoramiXInfo; - -typedef struct { - PanoramiXInfo info[MAXSCREENS]; - RESTYPE type; - union { - struct { - char visibility; - char class; - char root; - } win; - struct { - Bool shared; - } pix; - struct { - Bool root; - } pict; - char raw_data[4]; - } u; -} PanoramiXRes; - -#define FOR_NSCREENS_FORWARD(j) for(j = 0; j < PanoramiXNumScreens; j++) -#define FOR_NSCREENS_BACKWARD(j) for(j = PanoramiXNumScreens - 1; j >= 0; j--) -#define FOR_NSCREENS(j) FOR_NSCREENS_FORWARD(j) - -#define IS_SHARED_PIXMAP(r) (((r)->type == XRT_PIXMAP) && (r)->u.pix.shared) - -#endif /* _PANORAMIX_H_ */ +/***************************************************************** + +Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, +BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, +WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR +IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of Digital Equipment Corporation +shall not be used in advertising or otherwise to promote the sale, use or other +dealings in this Software without prior written authorization from Digital +Equipment Corporation. + +******************************************************************/ + + +/* THIS IS NOT AN X PROJECT TEAM SPECIFICATION */ + +/* + * PanoramiX definitions + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#ifndef _PANORAMIX_H_ +#define _PANORAMIX_H_ + +#define _PANORAMIX_SERVER +#include +#undef _PANORAMIX_SERVER +#include "gcstruct.h" +#include "dixstruct.h" + +typedef struct _PanoramiXInfo { + XID id ; +} PanoramiXInfo; + +typedef struct { + PanoramiXInfo info[MAXSCREENS]; + RESTYPE type; + union { + struct { + char visibility; + char class; + char root; + } win; + struct { + Bool shared; + } pix; + struct { + Bool root; + } pict; + char raw_data[4]; + } u; +} PanoramiXRes; + +#define FOR_NSCREENS_FORWARD(j) for(j = 0; j < PanoramiXNumScreens; j++) +#define FOR_NSCREENS_FORWARD_SKIP(j) for(j = 1; j < PanoramiXNumScreens; j++) +#define FOR_NSCREENS_BACKWARD(j) for(j = PanoramiXNumScreens - 1; j >= 0; j--) +#define FOR_NSCREENS(j) FOR_NSCREENS_FORWARD(j) + +#define IS_SHARED_PIXMAP(r) (((r)->type == XRT_PIXMAP) && (r)->u.pix.shared) + +#define IS_ROOT_DRAWABLE(d) (((d)->type == XRT_WINDOW) && (d)->u.win.root) +#endif /* _PANORAMIX_H_ */ diff --git a/xorg-server/Xext/panoramiXprocs.c b/xorg-server/Xext/panoramiXprocs.c index 615246bab..9ea461173 100644 --- a/xorg-server/Xext/panoramiXprocs.c +++ b/xorg-server/Xext/panoramiXprocs.c @@ -1,2428 +1,2418 @@ -/***************************************************************** -Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, -BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, -WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR -IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of Digital Equipment Corporation -shall not be used in advertising or otherwise to promote the sale, use or other -dealings in this Software without prior written authorization from Digital -Equipment Corporation. -******************************************************************/ - -/* Massively rewritten by Mark Vojkovich */ - - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include -#include -#include -#include "windowstr.h" -#include "dixfontstr.h" -#include "gcstruct.h" -#include "colormapst.h" -#include "scrnintstr.h" -#include "opaque.h" -#include "inputstr.h" -#include "migc.h" -#include "misc.h" -#include "dixstruct.h" -#include "panoramiX.h" -#include "panoramiXsrv.h" -#include "resource.h" -#include "panoramiXh.h" - -#define XINERAMA_IMAGE_BUFSIZE (256*1024) -#define INPUTONLY_LEGAL_MASK (CWWinGravity | CWEventMask | \ - CWDontPropagate | CWOverrideRedirect | CWCursor ) - -int PanoramiXCreateWindow(ClientPtr client) -{ - PanoramiXRes *parent, *newWin; - PanoramiXRes *backPix = NULL; - PanoramiXRes *bordPix = NULL; - PanoramiXRes *cmap = NULL; - REQUEST(xCreateWindowReq); - int pback_offset = 0, pbord_offset = 0, cmap_offset = 0; - int result, len, j; - int orig_x, orig_y; - XID orig_visual, tmp; - Bool parentIsRoot; - - REQUEST_AT_LEAST_SIZE(xCreateWindowReq); - - len = client->req_len - bytes_to_int32(sizeof(xCreateWindowReq)); - if (Ones(stuff->mask) != len) - return BadLength; - - result = dixLookupResourceByType((pointer *)&parent, stuff->parent, - XRT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - if(stuff->class == CopyFromParent) - stuff->class = parent->u.win.class; - - if((stuff->class == InputOnly) && (stuff->mask & (~INPUTONLY_LEGAL_MASK))) - return BadMatch; - - if ((Mask)stuff->mask & CWBackPixmap) { - pback_offset = Ones((Mask)stuff->mask & (CWBackPixmap - 1)); - tmp = *((CARD32 *) &stuff[1] + pback_offset); - if ((tmp != None) && (tmp != ParentRelative)) { - result = dixLookupResourceByType((pointer *)&backPix, tmp, - XRT_PIXMAP, client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->mask & CWBorderPixmap) { - pbord_offset = Ones((Mask)stuff->mask & (CWBorderPixmap - 1)); - tmp = *((CARD32 *) &stuff[1] + pbord_offset); - if (tmp != CopyFromParent) { - result = dixLookupResourceByType((pointer *)&bordPix, tmp, - XRT_PIXMAP, client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->mask & CWColormap) { - cmap_offset = Ones((Mask)stuff->mask & (CWColormap - 1)); - tmp = *((CARD32 *) &stuff[1] + cmap_offset); - if ((tmp != CopyFromParent) && (tmp != None)) { - result = dixLookupResourceByType((pointer *)&cmap, tmp, - XRT_COLORMAP, client, DixReadAccess); - if (result != Success) - return result; - } - } - - if(!(newWin = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - newWin->type = XRT_WINDOW; - newWin->u.win.visibility = VisibilityNotViewable; - newWin->u.win.class = stuff->class; - newWin->u.win.root = FALSE; - newWin->info[0].id = stuff->wid; - for(j = 1; j < PanoramiXNumScreens; j++) - newWin->info[j].id = FakeClientID(client->index); - - if (stuff->class == InputOnly) - stuff->visual = CopyFromParent; - orig_visual = stuff->visual; - orig_x = stuff->x; - orig_y = stuff->y; - parentIsRoot = (stuff->parent == screenInfo.screens[0]->root->drawable.id) || - (stuff->parent == screenInfo.screens[0]->screensaver.wid); - FOR_NSCREENS_BACKWARD(j) { - stuff->wid = newWin->info[j].id; - stuff->parent = parent->info[j].id; - if (parentIsRoot) { - stuff->x = orig_x - screenInfo.screens[j]->x; - stuff->y = orig_y - screenInfo.screens[j]->y; - } - if (backPix) - *((CARD32 *) &stuff[1] + pback_offset) = backPix->info[j].id; - if (bordPix) - *((CARD32 *) &stuff[1] + pbord_offset) = bordPix->info[j].id; - if (cmap) - *((CARD32 *) &stuff[1] + cmap_offset) = cmap->info[j].id; - if ( orig_visual != CopyFromParent ) - stuff->visual = PanoramiXTranslateVisualID(j, orig_visual); - result = (*SavedProcVector[X_CreateWindow])(client); - if(result != Success) break; - } - - if (result == Success) - AddResource(newWin->info[0].id, XRT_WINDOW, newWin); - else - free(newWin); - - return result; -} - - -int PanoramiXChangeWindowAttributes(ClientPtr client) -{ - PanoramiXRes *win; - PanoramiXRes *backPix = NULL; - PanoramiXRes *bordPix = NULL; - PanoramiXRes *cmap = NULL; - REQUEST(xChangeWindowAttributesReq); - int pback_offset = 0, pbord_offset = 0, cmap_offset = 0; - int result, len, j; - XID tmp; - - REQUEST_AT_LEAST_SIZE(xChangeWindowAttributesReq); - - len = client->req_len - bytes_to_int32(sizeof(xChangeWindowAttributesReq)); - if (Ones(stuff->valueMask) != len) - return BadLength; - - result = dixLookupResourceByType((pointer *)&win, stuff->window, - XRT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - if((win->u.win.class == InputOnly) && - (stuff->valueMask & (~INPUTONLY_LEGAL_MASK))) - return BadMatch; - - if ((Mask)stuff->valueMask & CWBackPixmap) { - pback_offset = Ones((Mask)stuff->valueMask & (CWBackPixmap - 1)); - tmp = *((CARD32 *) &stuff[1] + pback_offset); - if ((tmp != None) && (tmp != ParentRelative)) { - result = dixLookupResourceByType((pointer *)&backPix, tmp, - XRT_PIXMAP, client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->valueMask & CWBorderPixmap) { - pbord_offset = Ones((Mask)stuff->valueMask & (CWBorderPixmap - 1)); - tmp = *((CARD32 *) &stuff[1] + pbord_offset); - if (tmp != CopyFromParent) { - result = dixLookupResourceByType((pointer *)&bordPix, tmp, - XRT_PIXMAP, client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->valueMask & CWColormap) { - cmap_offset = Ones((Mask)stuff->valueMask & (CWColormap - 1)); - tmp = *((CARD32 *) &stuff[1] + cmap_offset); - if ((tmp != CopyFromParent) && (tmp != None)) { - result = dixLookupResourceByType((pointer *)&cmap, tmp, - XRT_COLORMAP, client, DixReadAccess); - if (result != Success) - return result; - } - } - - FOR_NSCREENS_BACKWARD(j) { - stuff->window = win->info[j].id; - if (backPix) - *((CARD32 *) &stuff[1] + pback_offset) = backPix->info[j].id; - if (bordPix) - *((CARD32 *) &stuff[1] + pbord_offset) = bordPix->info[j].id; - if (cmap) - *((CARD32 *) &stuff[1] + cmap_offset) = cmap->info[j].id; - result = (*SavedProcVector[X_ChangeWindowAttributes])(client); - } - - return result; -} - - -int PanoramiXDestroyWindow(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->id, XRT_WINDOW, - client, DixDestroyAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->id = win->info[j].id; - result = (*SavedProcVector[X_DestroyWindow])(client); - if(result != Success) break; - } - - /* Since ProcDestroyWindow is using FreeResource, it will free - our resource for us on the last pass through the loop above */ - - return result; -} - - -int PanoramiXDestroySubwindows(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->id, XRT_WINDOW, - client, DixDestroyAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->id = win->info[j].id; - result = (*SavedProcVector[X_DestroySubwindows])(client); - if(result != Success) break; - } - - /* DestroySubwindows is using FreeResource which will free - our resources for us on the last pass through the loop above */ - - return result; -} - - -int PanoramiXChangeSaveSet(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xChangeSaveSetReq); - - REQUEST_SIZE_MATCH(xChangeSaveSetReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->window, - XRT_WINDOW, client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->window = win->info[j].id; - result = (*SavedProcVector[X_ChangeSaveSet])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXReparentWindow(ClientPtr client) -{ - PanoramiXRes *win, *parent; - int result, j; - int x, y; - Bool parentIsRoot; - REQUEST(xReparentWindowReq); - - REQUEST_SIZE_MATCH(xReparentWindowReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->window, - XRT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - result = dixLookupResourceByType((pointer *)&parent, stuff->parent, - XRT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - x = stuff->x; - y = stuff->y; - parentIsRoot = (stuff->parent == screenInfo.screens[0]->root->drawable.id) || - (stuff->parent == screenInfo.screens[0]->screensaver.wid); - FOR_NSCREENS_BACKWARD(j) { - stuff->window = win->info[j].id; - stuff->parent = parent->info[j].id; - if(parentIsRoot) { - stuff->x = x - screenInfo.screens[j]->x; - stuff->y = y - screenInfo.screens[j]->y; - } - result = (*SavedProcVector[X_ReparentWindow])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXMapWindow(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->id, - XRT_WINDOW, client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_FORWARD(j) { - stuff->id = win->info[j].id; - result = (*SavedProcVector[X_MapWindow])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXMapSubwindows(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->id, - XRT_WINDOW, client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_FORWARD(j) { - stuff->id = win->info[j].id; - result = (*SavedProcVector[X_MapSubwindows])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXUnmapWindow(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->id, - XRT_WINDOW, client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_FORWARD(j) { - stuff->id = win->info[j].id; - result = (*SavedProcVector[X_UnmapWindow])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXUnmapSubwindows(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->id, - XRT_WINDOW, client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_FORWARD(j) { - stuff->id = win->info[j].id; - result = (*SavedProcVector[X_UnmapSubwindows])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXConfigureWindow(ClientPtr client) -{ - PanoramiXRes *win; - PanoramiXRes *sib = NULL; - WindowPtr pWin; - int result, j, len, sib_offset = 0, x = 0, y = 0; - int x_offset = -1; - int y_offset = -1; - REQUEST(xConfigureWindowReq); - - REQUEST_AT_LEAST_SIZE(xConfigureWindowReq); - - len = client->req_len - bytes_to_int32(sizeof(xConfigureWindowReq)); - if (Ones(stuff->mask) != len) - return BadLength; - - /* because we need the parent */ - result = dixLookupResourceByType((pointer *)&pWin, stuff->window, - RT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - result = dixLookupResourceByType((pointer *)&win, stuff->window, - XRT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - if ((Mask)stuff->mask & CWSibling) { - XID tmp; - sib_offset = Ones((Mask)stuff->mask & (CWSibling - 1)); - if ((tmp = *((CARD32 *) &stuff[1] + sib_offset))) { - result = dixLookupResourceByType((pointer *)&sib, tmp, XRT_WINDOW, - client, DixReadAccess); - if (result != Success) - return result; - } - } - - if(pWin->parent && ((pWin->parent == screenInfo.screens[0]->root) || - (pWin->parent->drawable.id == screenInfo.screens[0]->screensaver.wid))) - { - if ((Mask)stuff->mask & CWX) { - x_offset = 0; - x = *((CARD32 *)&stuff[1]); - } - if ((Mask)stuff->mask & CWY) { - y_offset = (x_offset == -1) ? 0 : 1; - y = *((CARD32 *) &stuff[1] + y_offset); - } - } - - /* have to go forward or you get expose events before - ConfigureNotify events */ - FOR_NSCREENS_FORWARD(j) { - stuff->window = win->info[j].id; - if(sib) - *((CARD32 *) &stuff[1] + sib_offset) = sib->info[j].id; - if(x_offset >= 0) - *((CARD32 *) &stuff[1] + x_offset) = x - screenInfo.screens[j]->x; - if(y_offset >= 0) - *((CARD32 *) &stuff[1] + y_offset) = y - screenInfo.screens[j]->y; - result = (*SavedProcVector[X_ConfigureWindow])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXCirculateWindow(ClientPtr client) -{ - PanoramiXRes *win; - int result, j; - REQUEST(xCirculateWindowReq); - - REQUEST_SIZE_MATCH(xCirculateWindowReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->window, - XRT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_FORWARD(j) { - stuff->window = win->info[j].id; - result = (*SavedProcVector[X_CirculateWindow])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXGetGeometry(ClientPtr client) -{ - xGetGeometryReply rep; - DrawablePtr pDraw; - int rc; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - rc = dixLookupDrawable(&pDraw, stuff->id, client, M_ANY, DixGetAttrAccess); - if (rc != Success) - return rc; - - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.root = screenInfo.screens[0]->root->drawable.id; - rep.depth = pDraw->depth; - rep.width = pDraw->width; - rep.height = pDraw->height; - rep.x = rep.y = rep.borderWidth = 0; - - if (stuff->id == rep.root) { - xWindowRoot *root = (xWindowRoot *) - (ConnectionInfo + connBlockScreenStart); - - rep.width = root->pixWidth; - rep.height = root->pixHeight; - } else - if (WindowDrawable(pDraw->type)) - { - WindowPtr pWin = (WindowPtr)pDraw; - rep.x = pWin->origin.x - wBorderWidth (pWin); - rep.y = pWin->origin.y - wBorderWidth (pWin); - if((pWin->parent == screenInfo.screens[0]->root) || - (pWin->parent->drawable.id == screenInfo.screens[0]->screensaver.wid)) - { - rep.x += screenInfo.screens[0]->x; - rep.y += screenInfo.screens[0]->y; - } - rep.borderWidth = pWin->borderWidth; - } - - WriteReplyToClient(client, sizeof(xGetGeometryReply), &rep); - return Success; -} - -int PanoramiXTranslateCoords(ClientPtr client) -{ - INT16 x, y; - REQUEST(xTranslateCoordsReq); - int rc; - WindowPtr pWin, pDst; - xTranslateCoordsReply rep; - - REQUEST_SIZE_MATCH(xTranslateCoordsReq); - rc = dixLookupWindow(&pWin, stuff->srcWid, client, DixReadAccess); - if (rc != Success) - return rc; - rc = dixLookupWindow(&pDst, stuff->dstWid, client, DixReadAccess); - if (rc != Success) - return rc; - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.sameScreen = xTrue; - rep.child = None; - - if((pWin == screenInfo.screens[0]->root) || - (pWin->drawable.id == screenInfo.screens[0]->screensaver.wid)) - { - x = stuff->srcX - screenInfo.screens[0]->x; - y = stuff->srcY - screenInfo.screens[0]->y; - } else { - x = pWin->drawable.x + stuff->srcX; - y = pWin->drawable.y + stuff->srcY; - } - pWin = pDst->firstChild; - while (pWin) { - BoxRec box; - if ((pWin->mapped) && - (x >= pWin->drawable.x - wBorderWidth (pWin)) && - (x < pWin->drawable.x + (int)pWin->drawable.width + - wBorderWidth (pWin)) && - (y >= pWin->drawable.y - wBorderWidth (pWin)) && - (y < pWin->drawable.y + (int)pWin->drawable.height + - wBorderWidth (pWin)) - /* When a window is shaped, a further check - * is made to see if the point is inside - * borderSize - */ - && (!wBoundingShape(pWin) || - RegionContainsPoint(wBoundingShape(pWin), - x - pWin->drawable.x, - y - pWin->drawable.y, &box)) - ) - { - rep.child = pWin->drawable.id; - pWin = (WindowPtr) NULL; - } - else - pWin = pWin->nextSib; - } - rep.dstX = x - pDst->drawable.x; - rep.dstY = y - pDst->drawable.y; - if((pDst == screenInfo.screens[0]->root) || - (pDst->drawable.id == screenInfo.screens[0]->screensaver.wid)) - { - rep.dstX += screenInfo.screens[0]->x; - rep.dstY += screenInfo.screens[0]->y; - } - - WriteReplyToClient(client, sizeof(xTranslateCoordsReply), &rep); - return Success; -} - -int PanoramiXCreatePixmap(ClientPtr client) -{ - PanoramiXRes *refDraw, *newPix; - int result, j; - REQUEST(xCreatePixmapReq); - - REQUEST_SIZE_MATCH(xCreatePixmapReq); - client->errorValue = stuff->pid; - - result = dixLookupResourceByClass((pointer *)&refDraw, stuff->drawable, - XRC_DRAWABLE, client, DixReadAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(!(newPix = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - newPix->type = XRT_PIXMAP; - newPix->u.pix.shared = FALSE; - newPix->info[0].id = stuff->pid; - for(j = 1; j < PanoramiXNumScreens; j++) - newPix->info[j].id = FakeClientID(client->index); - - FOR_NSCREENS_BACKWARD(j) { - stuff->pid = newPix->info[j].id; - stuff->drawable = refDraw->info[j].id; - result = (*SavedProcVector[X_CreatePixmap])(client); - if(result != Success) break; - } - - if (result == Success) - AddResource(newPix->info[0].id, XRT_PIXMAP, newPix); - else - free(newPix); - - return result; -} - - -int PanoramiXFreePixmap(ClientPtr client) -{ - PanoramiXRes *pix; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - client->errorValue = stuff->id; - - result = dixLookupResourceByType((pointer *)&pix, stuff->id, XRT_PIXMAP, - client, DixDestroyAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->id = pix->info[j].id; - result = (*SavedProcVector[X_FreePixmap])(client); - if(result != Success) break; - } - - /* Since ProcFreePixmap is using FreeResource, it will free - our resource for us on the last pass through the loop above */ - - return result; -} - - -int PanoramiXCreateGC(ClientPtr client) -{ - PanoramiXRes *refDraw; - PanoramiXRes *newGC; - PanoramiXRes *stip = NULL; - PanoramiXRes *tile = NULL; - PanoramiXRes *clip = NULL; - REQUEST(xCreateGCReq); - int tile_offset = 0, stip_offset = 0, clip_offset = 0; - int result, len, j; - XID tmp; - - REQUEST_AT_LEAST_SIZE(xCreateGCReq); - - client->errorValue = stuff->gc; - len = client->req_len - bytes_to_int32(sizeof(xCreateGCReq)); - if (Ones(stuff->mask) != len) - return BadLength; - - result = dixLookupResourceByClass((pointer *)&refDraw, stuff->drawable, - XRC_DRAWABLE, client, DixReadAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if ((Mask)stuff->mask & GCTile) { - tile_offset = Ones((Mask)stuff->mask & (GCTile - 1)); - if ((tmp = *((CARD32 *) &stuff[1] + tile_offset))) { - result = dixLookupResourceByType((pointer *)&tile, tmp, XRT_PIXMAP, - client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->mask & GCStipple) { - stip_offset = Ones((Mask)stuff->mask & (GCStipple - 1)); - if ((tmp = *((CARD32 *) &stuff[1] + stip_offset))) { - result = dixLookupResourceByType((pointer *)&stip, tmp, XRT_PIXMAP, - client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->mask & GCClipMask) { - clip_offset = Ones((Mask)stuff->mask & (GCClipMask - 1)); - if ((tmp = *((CARD32 *) &stuff[1] + clip_offset))) { - result = dixLookupResourceByType((pointer *)&clip, tmp, XRT_PIXMAP, - client, DixReadAccess); - if (result != Success) - return result; - } - } - - if(!(newGC = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - newGC->type = XRT_GC; - newGC->info[0].id = stuff->gc; - for(j = 1; j < PanoramiXNumScreens; j++) - newGC->info[j].id = FakeClientID(client->index); - - FOR_NSCREENS_BACKWARD(j) { - stuff->gc = newGC->info[j].id; - stuff->drawable = refDraw->info[j].id; - if (tile) - *((CARD32 *) &stuff[1] + tile_offset) = tile->info[j].id; - if (stip) - *((CARD32 *) &stuff[1] + stip_offset) = stip->info[j].id; - if (clip) - *((CARD32 *) &stuff[1] + clip_offset) = clip->info[j].id; - result = (*SavedProcVector[X_CreateGC])(client); - if(result != Success) break; - } - - if (result == Success) - AddResource(newGC->info[0].id, XRT_GC, newGC); - else - free(newGC); - - return result; -} - -int PanoramiXChangeGC(ClientPtr client) -{ - PanoramiXRes *gc; - PanoramiXRes *stip = NULL; - PanoramiXRes *tile = NULL; - PanoramiXRes *clip = NULL; - REQUEST(xChangeGCReq); - int tile_offset = 0, stip_offset = 0, clip_offset = 0; - int result, len, j; - XID tmp; - - REQUEST_AT_LEAST_SIZE(xChangeGCReq); - - len = client->req_len - bytes_to_int32(sizeof(xChangeGCReq)); - if (Ones(stuff->mask) != len) - return BadLength; - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - if ((Mask)stuff->mask & GCTile) { - tile_offset = Ones((Mask)stuff->mask & (GCTile - 1)); - if ((tmp = *((CARD32 *) &stuff[1] + tile_offset))) { - result = dixLookupResourceByType((pointer *)&tile, tmp, XRT_PIXMAP, - client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->mask & GCStipple) { - stip_offset = Ones((Mask)stuff->mask & (GCStipple - 1)); - if ((tmp = *((CARD32 *) &stuff[1] + stip_offset))) { - result = dixLookupResourceByType((pointer *)&stip, tmp, XRT_PIXMAP, - client, DixReadAccess); - if (result != Success) - return result; - } - } - if ((Mask)stuff->mask & GCClipMask) { - clip_offset = Ones((Mask)stuff->mask & (GCClipMask - 1)); - if ((tmp = *((CARD32 *) &stuff[1] + clip_offset))) { - result = dixLookupResourceByType((pointer *)&clip, tmp, XRT_PIXMAP, - client, DixReadAccess); - if (result != Success) - return result; - } - } - - - FOR_NSCREENS_BACKWARD(j) { - stuff->gc = gc->info[j].id; - if (tile) - *((CARD32 *) &stuff[1] + tile_offset) = tile->info[j].id; - if (stip) - *((CARD32 *) &stuff[1] + stip_offset) = stip->info[j].id; - if (clip) - *((CARD32 *) &stuff[1] + clip_offset) = clip->info[j].id; - result = (*SavedProcVector[X_ChangeGC])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXCopyGC(ClientPtr client) -{ - PanoramiXRes *srcGC, *dstGC; - int result, j; - REQUEST(xCopyGCReq); - - REQUEST_SIZE_MATCH(xCopyGCReq); - - result = dixLookupResourceByType((pointer *)&srcGC, stuff->srcGC, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - result = dixLookupResourceByType((pointer *)&dstGC, stuff->dstGC, XRT_GC, - client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS(j) { - stuff->srcGC = srcGC->info[j].id; - stuff->dstGC = dstGC->info[j].id; - result = (*SavedProcVector[X_CopyGC])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXSetDashes(ClientPtr client) -{ - PanoramiXRes *gc; - int result, j; - REQUEST(xSetDashesReq); - - REQUEST_FIXED_SIZE(xSetDashesReq, stuff->nDashes); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->gc = gc->info[j].id; - result = (*SavedProcVector[X_SetDashes])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXSetClipRectangles(ClientPtr client) -{ - PanoramiXRes *gc; - int result, j; - REQUEST(xSetClipRectanglesReq); - - REQUEST_AT_LEAST_SIZE(xSetClipRectanglesReq); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->gc = gc->info[j].id; - result = (*SavedProcVector[X_SetClipRectangles])(client); - if(result != Success) break; - } - - return result; -} - - -int PanoramiXFreeGC(ClientPtr client) -{ - PanoramiXRes *gc; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - result = dixLookupResourceByType((pointer *)&gc, stuff->id, XRT_GC, - client, DixDestroyAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->id = gc->info[j].id; - result = (*SavedProcVector[X_FreeGC])(client); - if(result != Success) break; - } - - /* Since ProcFreeGC is using FreeResource, it will free - our resource for us on the last pass through the loop above */ - - return result; -} - - -int PanoramiXClearToBackground(ClientPtr client) -{ - PanoramiXRes *win; - int result, j, x, y; - Bool isRoot; - REQUEST(xClearAreaReq); - - REQUEST_SIZE_MATCH(xClearAreaReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->window, - XRT_WINDOW, client, DixWriteAccess); - if (result != Success) - return result; - - x = stuff->x; - y = stuff->y; - isRoot = win->u.win.root; - FOR_NSCREENS_BACKWARD(j) { - stuff->window = win->info[j].id; - if(isRoot) { - stuff->x = x - screenInfo.screens[j]->x; - stuff->y = y - screenInfo.screens[j]->y; - } - result = (*SavedProcVector[X_ClearArea])(client); - if(result != Success) break; - } - - return result; -} - - -/* - For Window to Pixmap copies you're screwed since each screen's - pixmap will look like what it sees on its screen. Unless the - screens overlap and the window lies on each, the two copies - will be out of sync. To remedy this we do a GetImage and PutImage - in place of the copy. Doing this as a single Image isn't quite - correct since it will include the obscured areas but we will - have to fix this later. (MArk). -*/ - -int PanoramiXCopyArea(ClientPtr client) -{ - int j, result, srcx, srcy, dstx, dsty; - PanoramiXRes *gc, *src, *dst; - Bool srcIsRoot = FALSE; - Bool dstIsRoot = FALSE; - Bool srcShared, dstShared; - REQUEST(xCopyAreaReq); - - REQUEST_SIZE_MATCH(xCopyAreaReq); - - result = dixLookupResourceByClass((pointer *)&src, stuff->srcDrawable, - XRC_DRAWABLE, client, DixReadAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - srcShared = IS_SHARED_PIXMAP(src); - - result = dixLookupResourceByClass((pointer *)&dst, stuff->dstDrawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - dstShared = IS_SHARED_PIXMAP(dst); - - if(dstShared && srcShared) - return (* SavedProcVector[X_CopyArea])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - if((dst->type == XRT_WINDOW) && dst->u.win.root) - dstIsRoot = TRUE; - if((src->type == XRT_WINDOW) && src->u.win.root) - srcIsRoot = TRUE; - - srcx = stuff->srcX; srcy = stuff->srcY; - dstx = stuff->dstX; dsty = stuff->dstY; - if((dst->type == XRT_PIXMAP) && (src->type == XRT_WINDOW)) { - DrawablePtr drawables[MAXSCREENS]; - DrawablePtr pDst; - GCPtr pGC; - char *data; - int pitch, rc; - - FOR_NSCREENS(j) { - rc = dixLookupDrawable(drawables+j, src->info[j].id, client, 0, - DixGetAttrAccess); - if (rc != Success) - return rc; - } - - pitch = PixmapBytePad(stuff->width, drawables[0]->depth); - if(!(data = calloc(1, stuff->height * pitch))) - return BadAlloc; - - XineramaGetImageData(drawables, srcx, srcy, - stuff->width, stuff->height, ZPixmap, ~0, data, pitch, - srcIsRoot); - - FOR_NSCREENS_BACKWARD(j) { - stuff->gc = gc->info[j].id; - VALIDATE_DRAWABLE_AND_GC(dst->info[j].id, pDst, DixWriteAccess); - if(drawables[0]->depth != pDst->depth) { - client->errorValue = stuff->dstDrawable; - free(data); - return BadMatch; - } - - (*pGC->ops->PutImage) (pDst, pGC, pDst->depth, dstx, dsty, - stuff->width, stuff->height, - 0, ZPixmap, data); - - if(dstShared) break; - } - - free(data); - } else { - DrawablePtr pDst = NULL, pSrc = NULL; - GCPtr pGC = NULL; - RegionRec totalReg; - int rc; - - RegionNull(&totalReg); - FOR_NSCREENS_BACKWARD(j) { - RegionPtr pRgn; - stuff->dstDrawable = dst->info[j].id; - stuff->srcDrawable = src->info[j].id; - stuff->gc = gc->info[j].id; - if (srcIsRoot) { - stuff->srcX = srcx - screenInfo.screens[j]->x; - stuff->srcY = srcy - screenInfo.screens[j]->y; - } - if (dstIsRoot) { - stuff->dstX = dstx - screenInfo.screens[j]->x; - stuff->dstY = dsty - screenInfo.screens[j]->y; - } - - VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pDst, DixWriteAccess); - - if (stuff->dstDrawable != stuff->srcDrawable) { - rc = dixLookupDrawable(&pSrc, stuff->srcDrawable, client, 0, - DixReadAccess); - if (rc != Success) - return rc; - - if ((pDst->pScreen != pSrc->pScreen) || - (pDst->depth != pSrc->depth)) { - client->errorValue = stuff->dstDrawable; - return BadMatch; - } - } else - pSrc = pDst; - - pRgn = (*pGC->ops->CopyArea)(pSrc, pDst, pGC, - stuff->srcX, stuff->srcY, - stuff->width, stuff->height, - stuff->dstX, stuff->dstY); - if(pGC->graphicsExposures && pRgn) { - if(srcIsRoot) { - RegionTranslate(pRgn, - screenInfo.screens[j]->x, screenInfo.screens[j]->y); - } - RegionAppend(&totalReg, pRgn); - RegionDestroy(pRgn); - } - - if(dstShared) - break; - } - - if(pGC->graphicsExposures) { - Bool overlap; - RegionValidate(&totalReg, &overlap); - (*pDst->pScreen->SendGraphicsExpose)( - client, &totalReg, stuff->dstDrawable, X_CopyArea, 0); - RegionUninit(&totalReg); - } - } - - return Success; -} - - -int PanoramiXCopyPlane(ClientPtr client) -{ - int j, srcx, srcy, dstx, dsty, rc; - PanoramiXRes *gc, *src, *dst; - Bool srcIsRoot = FALSE; - Bool dstIsRoot = FALSE; - Bool srcShared, dstShared; - DrawablePtr psrcDraw, pdstDraw = NULL; - GCPtr pGC = NULL; - RegionRec totalReg; - REQUEST(xCopyPlaneReq); - - REQUEST_SIZE_MATCH(xCopyPlaneReq); - - rc = dixLookupResourceByClass((pointer *)&src, stuff->srcDrawable, - XRC_DRAWABLE, client, DixReadAccess); - if (rc != Success) - return (rc == BadValue) ? BadDrawable : rc; - - srcShared = IS_SHARED_PIXMAP(src); - - rc = dixLookupResourceByClass((pointer *)&dst, stuff->dstDrawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (rc != Success) - return (rc == BadValue) ? BadDrawable : rc; - - dstShared = IS_SHARED_PIXMAP(dst); - - if(dstShared && srcShared) - return (* SavedProcVector[X_CopyPlane])(client); - - rc = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (rc != Success) - return rc; - - if((dst->type == XRT_WINDOW) && dst->u.win.root) - dstIsRoot = TRUE; - if((src->type == XRT_WINDOW) && src->u.win.root) - srcIsRoot = TRUE; - - srcx = stuff->srcX; srcy = stuff->srcY; - dstx = stuff->dstX; dsty = stuff->dstY; - - RegionNull(&totalReg); - FOR_NSCREENS_BACKWARD(j) { - RegionPtr pRgn; - stuff->dstDrawable = dst->info[j].id; - stuff->srcDrawable = src->info[j].id; - stuff->gc = gc->info[j].id; - if (srcIsRoot) { - stuff->srcX = srcx - screenInfo.screens[j]->x; - stuff->srcY = srcy - screenInfo.screens[j]->y; - } - if (dstIsRoot) { - stuff->dstX = dstx - screenInfo.screens[j]->x; - stuff->dstY = dsty - screenInfo.screens[j]->y; - } - - VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pdstDraw, DixWriteAccess); - if (stuff->dstDrawable != stuff->srcDrawable) { - rc = dixLookupDrawable(&psrcDraw, stuff->srcDrawable, client, 0, - DixReadAccess); - if (rc != Success) - return rc; - - if (pdstDraw->pScreen != psrcDraw->pScreen) { - client->errorValue = stuff->dstDrawable; - return BadMatch; - } - } else - psrcDraw = pdstDraw; - - if(stuff->bitPlane == 0 || (stuff->bitPlane & (stuff->bitPlane - 1)) || - (stuff->bitPlane > (1L << (psrcDraw->depth - 1)))) { - client->errorValue = stuff->bitPlane; - return BadValue; - } - - pRgn = (*pGC->ops->CopyPlane)(psrcDraw, pdstDraw, pGC, - stuff->srcX, stuff->srcY, - stuff->width, stuff->height, - stuff->dstX, stuff->dstY, stuff->bitPlane); - if(pGC->graphicsExposures && pRgn) { - RegionAppend(&totalReg, pRgn); - RegionDestroy(pRgn); - } - - if(dstShared) - break; - } - - if(pGC->graphicsExposures) { - Bool overlap; - RegionValidate(&totalReg, &overlap); - (*pdstDraw->pScreen->SendGraphicsExpose)( - client, &totalReg, stuff->dstDrawable, X_CopyPlane, 0); - RegionUninit(&totalReg); - } - - return Success; -} - - -int PanoramiXPolyPoint(ClientPtr client) -{ - PanoramiXRes *gc, *draw; - int result, npoint, j; - xPoint *origPts; - Bool isRoot; - REQUEST(xPolyPointReq); - - REQUEST_AT_LEAST_SIZE(xPolyPointReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyPoint])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - npoint = bytes_to_int32((client->req_len << 2) - sizeof(xPolyPointReq)); - if (npoint > 0) { - origPts = malloc(npoint * sizeof(xPoint)); - memcpy((char *) origPts, (char *) &stuff[1], npoint * sizeof(xPoint)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], origPts, npoint * sizeof(xPoint)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - if(x_off || y_off) { - xPoint *pnts = (xPoint*)&stuff[1]; - int i = (stuff->coordMode==CoordModePrevious) ? 1 : npoint; - - while(i--) { - pnts->x -= x_off; - pnts->y -= y_off; - pnts++; - } - } - } - - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PolyPoint])(client); - if(result != Success) break; - } - free(origPts); - return result; - } else - return Success; -} - - -int PanoramiXPolyLine(ClientPtr client) -{ - PanoramiXRes *gc, *draw; - int result, npoint, j; - xPoint *origPts; - Bool isRoot; - REQUEST(xPolyLineReq); - - REQUEST_AT_LEAST_SIZE(xPolyLineReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyLine])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - npoint = bytes_to_int32((client->req_len << 2) - sizeof(xPolyLineReq)); - if (npoint > 0){ - origPts = malloc(npoint * sizeof(xPoint)); - memcpy((char *) origPts, (char *) &stuff[1], npoint * sizeof(xPoint)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], origPts, npoint * sizeof(xPoint)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - if(x_off || y_off) { - xPoint *pnts = (xPoint*)&stuff[1]; - int i = (stuff->coordMode==CoordModePrevious) ? 1 : npoint; - - while(i--) { - pnts->x -= x_off; - pnts->y -= y_off; - pnts++; - } - } - } - - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PolyLine])(client); - if(result != Success) break; - } - free(origPts); - return result; - } else - return Success; -} - - -int PanoramiXPolySegment(ClientPtr client) -{ - int result, nsegs, i, j; - PanoramiXRes *gc, *draw; - xSegment *origSegs; - Bool isRoot; - REQUEST(xPolySegmentReq); - - REQUEST_AT_LEAST_SIZE(xPolySegmentReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolySegment])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - nsegs = (client->req_len << 2) - sizeof(xPolySegmentReq); - if(nsegs & 4) return BadLength; - nsegs >>= 3; - if (nsegs > 0) { - origSegs = malloc(nsegs * sizeof(xSegment)); - memcpy((char *) origSegs, (char *) &stuff[1], nsegs * sizeof(xSegment)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], origSegs, nsegs * sizeof(xSegment)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - if(x_off || y_off) { - xSegment *segs = (xSegment*)&stuff[1]; - - for (i = nsegs; i--; segs++) { - segs->x1 -= x_off; - segs->x2 -= x_off; - segs->y1 -= y_off; - segs->y2 -= y_off; - } - } - } - - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PolySegment])(client); - if(result != Success) break; - } - free(origSegs); - return result; - } else - return Success; -} - - -int PanoramiXPolyRectangle(ClientPtr client) -{ - int result, nrects, i, j; - PanoramiXRes *gc, *draw; - Bool isRoot; - xRectangle *origRecs; - REQUEST(xPolyRectangleReq); - - REQUEST_AT_LEAST_SIZE(xPolyRectangleReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyRectangle])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - nrects = (client->req_len << 2) - sizeof(xPolyRectangleReq); - if(nrects & 4) return BadLength; - nrects >>= 3; - if (nrects > 0){ - origRecs = malloc(nrects * sizeof(xRectangle)); - memcpy((char *)origRecs,(char *)&stuff[1],nrects * sizeof(xRectangle)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], origRecs, nrects * sizeof(xRectangle)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - - if(x_off || y_off) { - xRectangle *rects = (xRectangle *) &stuff[1]; - - for (i = nrects; i--; rects++) { - rects->x -= x_off; - rects->y -= y_off; - } - } - } - - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PolyRectangle])(client); - if(result != Success) break; - } - free(origRecs); - return result; - } else - return Success; -} - - -int PanoramiXPolyArc(ClientPtr client) -{ - int result, narcs, i, j; - PanoramiXRes *gc, *draw; - Bool isRoot; - xArc *origArcs; - REQUEST(xPolyArcReq); - - REQUEST_AT_LEAST_SIZE(xPolyArcReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyArc])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - narcs = (client->req_len << 2) - sizeof(xPolyArcReq); - if(narcs % sizeof(xArc)) return BadLength; - narcs /= sizeof(xArc); - if (narcs > 0){ - origArcs = malloc(narcs * sizeof(xArc)); - memcpy((char *) origArcs, (char *) &stuff[1], narcs * sizeof(xArc)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], origArcs, narcs * sizeof(xArc)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - if(x_off || y_off) { - xArc *arcs = (xArc *) &stuff[1]; - - for (i = narcs; i--; arcs++) { - arcs->x -= x_off; - arcs->y -= y_off; - } - } - } - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PolyArc])(client); - if(result != Success) break; - } - free(origArcs); - return result; - } else - return Success; -} - - -int PanoramiXFillPoly(ClientPtr client) -{ - int result, count, j; - PanoramiXRes *gc, *draw; - Bool isRoot; - DDXPointPtr locPts; - REQUEST(xFillPolyReq); - - REQUEST_AT_LEAST_SIZE(xFillPolyReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_FillPoly])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - count = bytes_to_int32((client->req_len << 2) - sizeof(xFillPolyReq)); - if (count > 0){ - locPts = malloc(count * sizeof(DDXPointRec)); - memcpy((char *)locPts, (char *)&stuff[1], count * sizeof(DDXPointRec)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], locPts, count * sizeof(DDXPointRec)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - if(x_off || y_off) { - DDXPointPtr pnts = (DDXPointPtr)&stuff[1]; - int i = (stuff->coordMode==CoordModePrevious) ? 1 : count; - - while(i--) { - pnts->x -= x_off; - pnts->y -= y_off; - pnts++; - } - } - } - - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_FillPoly])(client); - if(result != Success) break; - } - free(locPts); - return result; - } else - return Success; -} - - -int PanoramiXPolyFillRectangle(ClientPtr client) -{ - int result, things, i, j; - PanoramiXRes *gc, *draw; - Bool isRoot; - xRectangle *origRects; - REQUEST(xPolyFillRectangleReq); - - REQUEST_AT_LEAST_SIZE(xPolyFillRectangleReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyFillRectangle])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - things = (client->req_len << 2) - sizeof(xPolyFillRectangleReq); - if(things & 4) return BadLength; - things >>= 3; - if (things > 0){ - origRects = malloc(things * sizeof(xRectangle)); - memcpy((char*)origRects,(char*)&stuff[1], things * sizeof(xRectangle)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], origRects, things * sizeof(xRectangle)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - if(x_off || y_off) { - xRectangle *rects = (xRectangle *) &stuff[1]; - - for (i = things; i--; rects++) { - rects->x -= x_off; - rects->y -= y_off; - } - } - } - - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PolyFillRectangle])(client); - if(result != Success) break; - } - free(origRects); - return result; - } else - return Success; -} - - -int PanoramiXPolyFillArc(ClientPtr client) -{ - PanoramiXRes *gc, *draw; - Bool isRoot; - int result, narcs, i, j; - xArc *origArcs; - REQUEST(xPolyFillArcReq); - - REQUEST_AT_LEAST_SIZE(xPolyFillArcReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyFillArc])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - narcs = (client->req_len << 2) - sizeof(xPolyFillArcReq); - if (narcs % sizeof(xArc)) return BadLength; - narcs /= sizeof(xArc); - if (narcs > 0) { - origArcs = malloc(narcs * sizeof(xArc)); - memcpy((char *) origArcs, (char *)&stuff[1], narcs * sizeof(xArc)); - FOR_NSCREENS_FORWARD(j){ - - if(j) memcpy(&stuff[1], origArcs, narcs * sizeof(xArc)); - - if (isRoot) { - int x_off = screenInfo.screens[j]->x; - int y_off = screenInfo.screens[j]->y; - - if(x_off || y_off) { - xArc *arcs = (xArc *) &stuff[1]; - - for (i = narcs; i--; arcs++) { - arcs->x -= x_off; - arcs->y -= y_off; - } - } - } - - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PolyFillArc])(client); - if(result != Success) break; - } - free(origArcs); - return result; - } else - return Success; -} - - -int PanoramiXPutImage(ClientPtr client) -{ - PanoramiXRes *gc, *draw; - Bool isRoot; - int j, result, orig_x, orig_y; - REQUEST(xPutImageReq); - - REQUEST_AT_LEAST_SIZE(xPutImageReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PutImage])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - orig_x = stuff->dstX; - orig_y = stuff->dstY; - FOR_NSCREENS_BACKWARD(j){ - if (isRoot) { - stuff->dstX = orig_x - screenInfo.screens[j]->x; - stuff->dstY = orig_y - screenInfo.screens[j]->y; - } - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - result = (* SavedProcVector[X_PutImage])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXGetImage(ClientPtr client) -{ - DrawablePtr drawables[MAXSCREENS]; - DrawablePtr pDraw; - PanoramiXRes *draw; - xGetImageReply xgi; - Bool isRoot; - char *pBuf; - int i, x, y, w, h, format, rc; - Mask plane = 0, planemask; - int linesDone, nlines, linesPerBuf; - long widthBytesLine, length; - - REQUEST(xGetImageReq); - - REQUEST_SIZE_MATCH(xGetImageReq); - - if ((stuff->format != XYPixmap) && (stuff->format != ZPixmap)) { - client->errorValue = stuff->format; - return BadValue; - } - - rc = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (rc != Success) - return (rc == BadValue) ? BadDrawable : rc; - - if(draw->type == XRT_PIXMAP) - return (*SavedProcVector[X_GetImage])(client); - - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, - DixReadAccess); - if (rc != Success) - return rc; - - if(!((WindowPtr)pDraw)->realized) - return BadMatch; - - x = stuff->x; - y = stuff->y; - w = stuff->width; - h = stuff->height; - format = stuff->format; - planemask = stuff->planeMask; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - if(isRoot) { - if( /* check for being onscreen */ - x < 0 || x + w > PanoramiXPixWidth || - y < 0 || y + h > PanoramiXPixHeight ) - return BadMatch; - } else { - if( /* check for being onscreen */ - screenInfo.screens[0]->x + pDraw->x + x < 0 || - screenInfo.screens[0]->x + pDraw->x + x + w > PanoramiXPixWidth || - screenInfo.screens[0]->y + pDraw->y + y < 0 || - screenInfo.screens[0]->y + pDraw->y + y + h > PanoramiXPixHeight || - /* check for being inside of border */ - x < - wBorderWidth((WindowPtr)pDraw) || - x + w > wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width || - y < -wBorderWidth((WindowPtr)pDraw) || - y + h > wBorderWidth ((WindowPtr)pDraw) + (int)pDraw->height) - return BadMatch; - } - - drawables[0] = pDraw; - for(i = 1; i < PanoramiXNumScreens; i++) { - rc = dixLookupDrawable(drawables+i, draw->info[i].id, client, 0, - DixGetAttrAccess); - if (rc != Success) - return rc; - } - - xgi.visual = wVisual (((WindowPtr) pDraw)); - xgi.type = X_Reply; - xgi.sequenceNumber = client->sequence; - xgi.depth = pDraw->depth; - if(format == ZPixmap) { - widthBytesLine = PixmapBytePad(w, pDraw->depth); - length = widthBytesLine * h; - - - } else { - widthBytesLine = BitmapBytePad(w); - plane = ((Mask)1) << (pDraw->depth - 1); - /* only planes asked for */ - length = widthBytesLine * h * - Ones(planemask & (plane | (plane - 1))); - - } - - xgi.length = bytes_to_int32(length); - - if (widthBytesLine == 0 || h == 0) - linesPerBuf = 0; - else if (widthBytesLine >= XINERAMA_IMAGE_BUFSIZE) - linesPerBuf = 1; - else { - linesPerBuf = XINERAMA_IMAGE_BUFSIZE / widthBytesLine; - if (linesPerBuf > h) - linesPerBuf = h; - } - length = linesPerBuf * widthBytesLine; - if(!(pBuf = malloc(length))) - return BadAlloc; - - WriteReplyToClient(client, sizeof (xGetImageReply), &xgi); - - if (linesPerBuf == 0) { - /* nothing to do */ - } - else if (format == ZPixmap) { - linesDone = 0; - while (h - linesDone > 0) { - nlines = min(linesPerBuf, h - linesDone); - - if(pDraw->depth == 1) - memset(pBuf, 0, nlines * widthBytesLine); - - XineramaGetImageData(drawables, x, y + linesDone, w, nlines, - format, planemask, pBuf, widthBytesLine, isRoot); - - (void)WriteToClient(client, - (int)(nlines * widthBytesLine), - pBuf); - linesDone += nlines; - } - } else { /* XYPixmap */ - for (; plane; plane >>= 1) { - if (planemask & plane) { - linesDone = 0; - while (h - linesDone > 0) { - nlines = min(linesPerBuf, h - linesDone); - - memset(pBuf, 0, nlines * widthBytesLine); - - XineramaGetImageData(drawables, x, y + linesDone, w, - nlines, format, plane, pBuf, - widthBytesLine, isRoot); - - (void)WriteToClient(client, - (int)(nlines * widthBytesLine), - pBuf); - - linesDone += nlines; - } - } - } - } - free(pBuf); - return Success; -} - - -/* The text stuff should be rewritten so that duplication happens - at the GlyphBlt level. That is, loading the font and getting - the glyphs should only happen once */ - -int -PanoramiXPolyText8(ClientPtr client) -{ - PanoramiXRes *gc, *draw; - Bool isRoot; - int result, j; - int orig_x, orig_y; - REQUEST(xPolyTextReq); - - REQUEST_AT_LEAST_SIZE(xPolyTextReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyText8])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - orig_x = stuff->x; - orig_y = stuff->y; - FOR_NSCREENS_BACKWARD(j){ - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - if (isRoot) { - stuff->x = orig_x - screenInfo.screens[j]->x; - stuff->y = orig_y - screenInfo.screens[j]->y; - } - result = (*SavedProcVector[X_PolyText8])(client); - if(result != Success) break; - } - return result; -} - -int -PanoramiXPolyText16(ClientPtr client) -{ - PanoramiXRes *gc, *draw; - Bool isRoot; - int result, j; - int orig_x, orig_y; - REQUEST(xPolyTextReq); - - REQUEST_AT_LEAST_SIZE(xPolyTextReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_PolyText16])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - orig_x = stuff->x; - orig_y = stuff->y; - FOR_NSCREENS_BACKWARD(j){ - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - if (isRoot) { - stuff->x = orig_x - screenInfo.screens[j]->x; - stuff->y = orig_y - screenInfo.screens[j]->y; - } - result = (*SavedProcVector[X_PolyText16])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXImageText8(ClientPtr client) -{ - int result, j; - PanoramiXRes *gc, *draw; - Bool isRoot; - int orig_x, orig_y; - REQUEST(xImageTextReq); - - REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_ImageText8])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - orig_x = stuff->x; - orig_y = stuff->y; - FOR_NSCREENS_BACKWARD(j){ - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - if (isRoot) { - stuff->x = orig_x - screenInfo.screens[j]->x; - stuff->y = orig_y - screenInfo.screens[j]->y; - } - result = (*SavedProcVector[X_ImageText8])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXImageText16(ClientPtr client) -{ - int result, j; - PanoramiXRes *gc, *draw; - Bool isRoot; - int orig_x, orig_y; - REQUEST(xImageTextReq); - - REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars << 1); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - if(IS_SHARED_PIXMAP(draw)) - return (*SavedProcVector[X_ImageText16])(client); - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, - client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - orig_x = stuff->x; - orig_y = stuff->y; - FOR_NSCREENS_BACKWARD(j){ - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - if (isRoot) { - stuff->x = orig_x - screenInfo.screens[j]->x; - stuff->y = orig_y - screenInfo.screens[j]->y; - } - result = (*SavedProcVector[X_ImageText16])(client); - if(result != Success) break; - } - return result; -} - - - -int PanoramiXCreateColormap(ClientPtr client) -{ - PanoramiXRes *win, *newCmap; - int result, j, orig_visual; - REQUEST(xCreateColormapReq); - - REQUEST_SIZE_MATCH(xCreateColormapReq); - - result = dixLookupResourceByType((pointer *)&win, stuff->window, - XRT_WINDOW, client, DixReadAccess); - if (result != Success) - return result; - - if(!(newCmap = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - newCmap->type = XRT_COLORMAP; - newCmap->info[0].id = stuff->mid; - for(j = 1; j < PanoramiXNumScreens; j++) - newCmap->info[j].id = FakeClientID(client->index); - - orig_visual = stuff->visual; - FOR_NSCREENS_BACKWARD(j){ - stuff->mid = newCmap->info[j].id; - stuff->window = win->info[j].id; - stuff->visual = PanoramiXTranslateVisualID(j, orig_visual); - result = (* SavedProcVector[X_CreateColormap])(client); - if(result != Success) break; - } - - if (result == Success) - AddResource(newCmap->info[0].id, XRT_COLORMAP, newCmap); - else - free(newCmap); - - return result; -} - - -int PanoramiXFreeColormap(ClientPtr client) -{ - PanoramiXRes *cmap; - int result, j; - REQUEST(xResourceReq); - - REQUEST_SIZE_MATCH(xResourceReq); - - client->errorValue = stuff->id; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->id, XRT_COLORMAP, - client, DixDestroyAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->id = cmap->info[j].id; - result = (* SavedProcVector[X_FreeColormap])(client); - if(result != Success) break; - } - - /* Since ProcFreeColormap is using FreeResource, it will free - our resource for us on the last pass through the loop above */ - - return result; -} - - -int -PanoramiXCopyColormapAndFree(ClientPtr client) -{ - PanoramiXRes *cmap, *newCmap; - int result, j; - REQUEST(xCopyColormapAndFreeReq); - - REQUEST_SIZE_MATCH(xCopyColormapAndFreeReq); - - client->errorValue = stuff->srcCmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->srcCmap, - XRT_COLORMAP, client, - DixReadAccess | DixWriteAccess); - if (result != Success) - return result; - - if(!(newCmap = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - newCmap->type = XRT_COLORMAP; - newCmap->info[0].id = stuff->mid; - for(j = 1; j < PanoramiXNumScreens; j++) - newCmap->info[j].id = FakeClientID(client->index); - - FOR_NSCREENS_BACKWARD(j){ - stuff->srcCmap = cmap->info[j].id; - stuff->mid = newCmap->info[j].id; - result = (* SavedProcVector[X_CopyColormapAndFree])(client); - if(result != Success) break; - } - - if (result == Success) - AddResource(newCmap->info[0].id, XRT_COLORMAP, newCmap); - else - free(newCmap); - - return result; -} - - -int PanoramiXInstallColormap(ClientPtr client) -{ - REQUEST(xResourceReq); - int result, j; - PanoramiXRes *cmap; - - REQUEST_SIZE_MATCH(xResourceReq); - - client->errorValue = stuff->id; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->id, XRT_COLORMAP, - client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j){ - stuff->id = cmap->info[j].id; - result = (* SavedProcVector[X_InstallColormap])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXUninstallColormap(ClientPtr client) -{ - REQUEST(xResourceReq); - int result, j; - PanoramiXRes *cmap; - - REQUEST_SIZE_MATCH(xResourceReq); - - client->errorValue = stuff->id; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->id, XRT_COLORMAP, - client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->id = cmap->info[j].id; - result = (* SavedProcVector[X_UninstallColormap])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXAllocColor(ClientPtr client) -{ - int result, j; - PanoramiXRes *cmap; - REQUEST(xAllocColorReq); - - REQUEST_SIZE_MATCH(xAllocColorReq); - - client->errorValue = stuff->cmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, - XRT_COLORMAP, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j){ - stuff->cmap = cmap->info[j].id; - result = (* SavedProcVector[X_AllocColor])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXAllocNamedColor(ClientPtr client) -{ - int result, j; - PanoramiXRes *cmap; - REQUEST(xAllocNamedColorReq); - - REQUEST_FIXED_SIZE(xAllocNamedColorReq, stuff->nbytes); - - client->errorValue = stuff->cmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, - XRT_COLORMAP, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j){ - stuff->cmap = cmap->info[j].id; - result = (* SavedProcVector[X_AllocNamedColor])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXAllocColorCells(ClientPtr client) -{ - int result, j; - PanoramiXRes *cmap; - REQUEST(xAllocColorCellsReq); - - REQUEST_SIZE_MATCH(xAllocColorCellsReq); - - client->errorValue = stuff->cmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, - XRT_COLORMAP, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j){ - stuff->cmap = cmap->info[j].id; - result = (* SavedProcVector[X_AllocColorCells])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXAllocColorPlanes(ClientPtr client) -{ - int result, j; - PanoramiXRes *cmap; - REQUEST(xAllocColorPlanesReq); - - REQUEST_SIZE_MATCH(xAllocColorPlanesReq); - - client->errorValue = stuff->cmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, - XRT_COLORMAP, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j){ - stuff->cmap = cmap->info[j].id; - result = (* SavedProcVector[X_AllocColorPlanes])(client); - if(result != Success) break; - } - return result; -} - - - -int PanoramiXFreeColors(ClientPtr client) -{ - int result, j; - PanoramiXRes *cmap; - REQUEST(xFreeColorsReq); - - REQUEST_AT_LEAST_SIZE(xFreeColorsReq); - - client->errorValue = stuff->cmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, - XRT_COLORMAP, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j) { - stuff->cmap = cmap->info[j].id; - result = (* SavedProcVector[X_FreeColors])(client); - } - return result; -} - - -int PanoramiXStoreColors(ClientPtr client) -{ - int result, j; - PanoramiXRes *cmap; - REQUEST(xStoreColorsReq); - - REQUEST_AT_LEAST_SIZE(xStoreColorsReq); - - client->errorValue = stuff->cmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, - XRT_COLORMAP, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j){ - stuff->cmap = cmap->info[j].id; - result = (* SavedProcVector[X_StoreColors])(client); - if(result != Success) break; - } - return result; -} - - -int PanoramiXStoreNamedColor(ClientPtr client) -{ - int result, j; - PanoramiXRes *cmap; - REQUEST(xStoreNamedColorReq); - - REQUEST_FIXED_SIZE(xStoreNamedColorReq, stuff->nbytes); - - client->errorValue = stuff->cmap; - - result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, - XRT_COLORMAP, client, DixWriteAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(j){ - stuff->cmap = cmap->info[j].id; - result = (* SavedProcVector[X_StoreNamedColor])(client); - if(result != Success) break; - } - return result; -} +/***************************************************************** +Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, +BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, +WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR +IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of Digital Equipment Corporation +shall not be used in advertising or otherwise to promote the sale, use or other +dealings in this Software without prior written authorization from Digital +Equipment Corporation. +******************************************************************/ + +/* Massively rewritten by Mark Vojkovich */ + + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include +#include +#include +#include "windowstr.h" +#include "dixfontstr.h" +#include "gcstruct.h" +#include "colormapst.h" +#include "scrnintstr.h" +#include "opaque.h" +#include "inputstr.h" +#include "migc.h" +#include "misc.h" +#include "dixstruct.h" +#include "panoramiX.h" +#include "panoramiXsrv.h" +#include "resource.h" +#include "panoramiXh.h" + +#define XINERAMA_IMAGE_BUFSIZE (256*1024) +#define INPUTONLY_LEGAL_MASK (CWWinGravity | CWEventMask | \ + CWDontPropagate | CWOverrideRedirect | CWCursor ) + +int PanoramiXCreateWindow(ClientPtr client) +{ + PanoramiXRes *parent, *newWin; + PanoramiXRes *backPix = NULL; + PanoramiXRes *bordPix = NULL; + PanoramiXRes *cmap = NULL; + REQUEST(xCreateWindowReq); + int pback_offset = 0, pbord_offset = 0, cmap_offset = 0; + int result, len, j; + int orig_x, orig_y; + XID orig_visual, tmp; + Bool parentIsRoot; + + REQUEST_AT_LEAST_SIZE(xCreateWindowReq); + + len = client->req_len - bytes_to_int32(sizeof(xCreateWindowReq)); + if (Ones(stuff->mask) != len) + return BadLength; + + result = dixLookupResourceByType((pointer *)&parent, stuff->parent, + XRT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + if(stuff->class == CopyFromParent) + stuff->class = parent->u.win.class; + + if((stuff->class == InputOnly) && (stuff->mask & (~INPUTONLY_LEGAL_MASK))) + return BadMatch; + + if ((Mask)stuff->mask & CWBackPixmap) { + pback_offset = Ones((Mask)stuff->mask & (CWBackPixmap - 1)); + tmp = *((CARD32 *) &stuff[1] + pback_offset); + if ((tmp != None) && (tmp != ParentRelative)) { + result = dixLookupResourceByType((pointer *)&backPix, tmp, + XRT_PIXMAP, client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->mask & CWBorderPixmap) { + pbord_offset = Ones((Mask)stuff->mask & (CWBorderPixmap - 1)); + tmp = *((CARD32 *) &stuff[1] + pbord_offset); + if (tmp != CopyFromParent) { + result = dixLookupResourceByType((pointer *)&bordPix, tmp, + XRT_PIXMAP, client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->mask & CWColormap) { + cmap_offset = Ones((Mask)stuff->mask & (CWColormap - 1)); + tmp = *((CARD32 *) &stuff[1] + cmap_offset); + if ((tmp != CopyFromParent) && (tmp != None)) { + result = dixLookupResourceByType((pointer *)&cmap, tmp, + XRT_COLORMAP, client, DixReadAccess); + if (result != Success) + return result; + } + } + + if(!(newWin = malloc(sizeof(PanoramiXRes)))) + return BadAlloc; + + newWin->type = XRT_WINDOW; + newWin->u.win.visibility = VisibilityNotViewable; + newWin->u.win.class = stuff->class; + newWin->u.win.root = FALSE; + panoramix_setup_ids(newWin, client, stuff->wid); + + if (stuff->class == InputOnly) + stuff->visual = CopyFromParent; + orig_visual = stuff->visual; + orig_x = stuff->x; + orig_y = stuff->y; + parentIsRoot = (stuff->parent == screenInfo.screens[0]->root->drawable.id) || + (stuff->parent == screenInfo.screens[0]->screensaver.wid); + FOR_NSCREENS_BACKWARD(j) { + stuff->wid = newWin->info[j].id; + stuff->parent = parent->info[j].id; + if (parentIsRoot) { + stuff->x = orig_x - screenInfo.screens[j]->x; + stuff->y = orig_y - screenInfo.screens[j]->y; + } + if (backPix) + *((CARD32 *) &stuff[1] + pback_offset) = backPix->info[j].id; + if (bordPix) + *((CARD32 *) &stuff[1] + pbord_offset) = bordPix->info[j].id; + if (cmap) + *((CARD32 *) &stuff[1] + cmap_offset) = cmap->info[j].id; + if ( orig_visual != CopyFromParent ) + stuff->visual = PanoramiXTranslateVisualID(j, orig_visual); + result = (*SavedProcVector[X_CreateWindow])(client); + if(result != Success) break; + } + + if (result == Success) + AddResource(newWin->info[0].id, XRT_WINDOW, newWin); + else + free(newWin); + + return result; +} + + +int PanoramiXChangeWindowAttributes(ClientPtr client) +{ + PanoramiXRes *win; + PanoramiXRes *backPix = NULL; + PanoramiXRes *bordPix = NULL; + PanoramiXRes *cmap = NULL; + REQUEST(xChangeWindowAttributesReq); + int pback_offset = 0, pbord_offset = 0, cmap_offset = 0; + int result, len, j; + XID tmp; + + REQUEST_AT_LEAST_SIZE(xChangeWindowAttributesReq); + + len = client->req_len - bytes_to_int32(sizeof(xChangeWindowAttributesReq)); + if (Ones(stuff->valueMask) != len) + return BadLength; + + result = dixLookupResourceByType((pointer *)&win, stuff->window, + XRT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + if((win->u.win.class == InputOnly) && + (stuff->valueMask & (~INPUTONLY_LEGAL_MASK))) + return BadMatch; + + if ((Mask)stuff->valueMask & CWBackPixmap) { + pback_offset = Ones((Mask)stuff->valueMask & (CWBackPixmap - 1)); + tmp = *((CARD32 *) &stuff[1] + pback_offset); + if ((tmp != None) && (tmp != ParentRelative)) { + result = dixLookupResourceByType((pointer *)&backPix, tmp, + XRT_PIXMAP, client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->valueMask & CWBorderPixmap) { + pbord_offset = Ones((Mask)stuff->valueMask & (CWBorderPixmap - 1)); + tmp = *((CARD32 *) &stuff[1] + pbord_offset); + if (tmp != CopyFromParent) { + result = dixLookupResourceByType((pointer *)&bordPix, tmp, + XRT_PIXMAP, client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->valueMask & CWColormap) { + cmap_offset = Ones((Mask)stuff->valueMask & (CWColormap - 1)); + tmp = *((CARD32 *) &stuff[1] + cmap_offset); + if ((tmp != CopyFromParent) && (tmp != None)) { + result = dixLookupResourceByType((pointer *)&cmap, tmp, + XRT_COLORMAP, client, DixReadAccess); + if (result != Success) + return result; + } + } + + FOR_NSCREENS_BACKWARD(j) { + stuff->window = win->info[j].id; + if (backPix) + *((CARD32 *) &stuff[1] + pback_offset) = backPix->info[j].id; + if (bordPix) + *((CARD32 *) &stuff[1] + pbord_offset) = bordPix->info[j].id; + if (cmap) + *((CARD32 *) &stuff[1] + cmap_offset) = cmap->info[j].id; + result = (*SavedProcVector[X_ChangeWindowAttributes])(client); + } + + return result; +} + + +int PanoramiXDestroyWindow(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->id, XRT_WINDOW, + client, DixDestroyAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->id = win->info[j].id; + result = (*SavedProcVector[X_DestroyWindow])(client); + if(result != Success) break; + } + + /* Since ProcDestroyWindow is using FreeResource, it will free + our resource for us on the last pass through the loop above */ + + return result; +} + + +int PanoramiXDestroySubwindows(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->id, XRT_WINDOW, + client, DixDestroyAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->id = win->info[j].id; + result = (*SavedProcVector[X_DestroySubwindows])(client); + if(result != Success) break; + } + + /* DestroySubwindows is using FreeResource which will free + our resources for us on the last pass through the loop above */ + + return result; +} + + +int PanoramiXChangeSaveSet(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xChangeSaveSetReq); + + REQUEST_SIZE_MATCH(xChangeSaveSetReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->window, + XRT_WINDOW, client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->window = win->info[j].id; + result = (*SavedProcVector[X_ChangeSaveSet])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXReparentWindow(ClientPtr client) +{ + PanoramiXRes *win, *parent; + int result, j; + int x, y; + Bool parentIsRoot; + REQUEST(xReparentWindowReq); + + REQUEST_SIZE_MATCH(xReparentWindowReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->window, + XRT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&parent, stuff->parent, + XRT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + x = stuff->x; + y = stuff->y; + parentIsRoot = (stuff->parent == screenInfo.screens[0]->root->drawable.id) || + (stuff->parent == screenInfo.screens[0]->screensaver.wid); + FOR_NSCREENS_BACKWARD(j) { + stuff->window = win->info[j].id; + stuff->parent = parent->info[j].id; + if(parentIsRoot) { + stuff->x = x - screenInfo.screens[j]->x; + stuff->y = y - screenInfo.screens[j]->y; + } + result = (*SavedProcVector[X_ReparentWindow])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXMapWindow(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->id, + XRT_WINDOW, client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_FORWARD(j) { + stuff->id = win->info[j].id; + result = (*SavedProcVector[X_MapWindow])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXMapSubwindows(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->id, + XRT_WINDOW, client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_FORWARD(j) { + stuff->id = win->info[j].id; + result = (*SavedProcVector[X_MapSubwindows])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXUnmapWindow(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->id, + XRT_WINDOW, client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_FORWARD(j) { + stuff->id = win->info[j].id; + result = (*SavedProcVector[X_UnmapWindow])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXUnmapSubwindows(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->id, + XRT_WINDOW, client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_FORWARD(j) { + stuff->id = win->info[j].id; + result = (*SavedProcVector[X_UnmapSubwindows])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXConfigureWindow(ClientPtr client) +{ + PanoramiXRes *win; + PanoramiXRes *sib = NULL; + WindowPtr pWin; + int result, j, len, sib_offset = 0, x = 0, y = 0; + int x_offset = -1; + int y_offset = -1; + REQUEST(xConfigureWindowReq); + + REQUEST_AT_LEAST_SIZE(xConfigureWindowReq); + + len = client->req_len - bytes_to_int32(sizeof(xConfigureWindowReq)); + if (Ones(stuff->mask) != len) + return BadLength; + + /* because we need the parent */ + result = dixLookupResourceByType((pointer *)&pWin, stuff->window, + RT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&win, stuff->window, + XRT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + if ((Mask)stuff->mask & CWSibling) { + XID tmp; + sib_offset = Ones((Mask)stuff->mask & (CWSibling - 1)); + if ((tmp = *((CARD32 *) &stuff[1] + sib_offset))) { + result = dixLookupResourceByType((pointer *)&sib, tmp, XRT_WINDOW, + client, DixReadAccess); + if (result != Success) + return result; + } + } + + if(pWin->parent && ((pWin->parent == screenInfo.screens[0]->root) || + (pWin->parent->drawable.id == screenInfo.screens[0]->screensaver.wid))) + { + if ((Mask)stuff->mask & CWX) { + x_offset = 0; + x = *((CARD32 *)&stuff[1]); + } + if ((Mask)stuff->mask & CWY) { + y_offset = (x_offset == -1) ? 0 : 1; + y = *((CARD32 *) &stuff[1] + y_offset); + } + } + + /* have to go forward or you get expose events before + ConfigureNotify events */ + FOR_NSCREENS_FORWARD(j) { + stuff->window = win->info[j].id; + if(sib) + *((CARD32 *) &stuff[1] + sib_offset) = sib->info[j].id; + if(x_offset >= 0) + *((CARD32 *) &stuff[1] + x_offset) = x - screenInfo.screens[j]->x; + if(y_offset >= 0) + *((CARD32 *) &stuff[1] + y_offset) = y - screenInfo.screens[j]->y; + result = (*SavedProcVector[X_ConfigureWindow])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXCirculateWindow(ClientPtr client) +{ + PanoramiXRes *win; + int result, j; + REQUEST(xCirculateWindowReq); + + REQUEST_SIZE_MATCH(xCirculateWindowReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->window, + XRT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_FORWARD(j) { + stuff->window = win->info[j].id; + result = (*SavedProcVector[X_CirculateWindow])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXGetGeometry(ClientPtr client) +{ + xGetGeometryReply rep; + DrawablePtr pDraw; + int rc; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + rc = dixLookupDrawable(&pDraw, stuff->id, client, M_ANY, DixGetAttrAccess); + if (rc != Success) + return rc; + + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.root = screenInfo.screens[0]->root->drawable.id; + rep.depth = pDraw->depth; + rep.width = pDraw->width; + rep.height = pDraw->height; + rep.x = rep.y = rep.borderWidth = 0; + + if (stuff->id == rep.root) { + xWindowRoot *root = (xWindowRoot *) + (ConnectionInfo + connBlockScreenStart); + + rep.width = root->pixWidth; + rep.height = root->pixHeight; + } else + if (WindowDrawable(pDraw->type)) + { + WindowPtr pWin = (WindowPtr)pDraw; + rep.x = pWin->origin.x - wBorderWidth (pWin); + rep.y = pWin->origin.y - wBorderWidth (pWin); + if((pWin->parent == screenInfo.screens[0]->root) || + (pWin->parent->drawable.id == screenInfo.screens[0]->screensaver.wid)) + { + rep.x += screenInfo.screens[0]->x; + rep.y += screenInfo.screens[0]->y; + } + rep.borderWidth = pWin->borderWidth; + } + + WriteReplyToClient(client, sizeof(xGetGeometryReply), &rep); + return Success; +} + +int PanoramiXTranslateCoords(ClientPtr client) +{ + INT16 x, y; + REQUEST(xTranslateCoordsReq); + int rc; + WindowPtr pWin, pDst; + xTranslateCoordsReply rep; + + REQUEST_SIZE_MATCH(xTranslateCoordsReq); + rc = dixLookupWindow(&pWin, stuff->srcWid, client, DixReadAccess); + if (rc != Success) + return rc; + rc = dixLookupWindow(&pDst, stuff->dstWid, client, DixReadAccess); + if (rc != Success) + return rc; + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.sameScreen = xTrue; + rep.child = None; + + if((pWin == screenInfo.screens[0]->root) || + (pWin->drawable.id == screenInfo.screens[0]->screensaver.wid)) + { + x = stuff->srcX - screenInfo.screens[0]->x; + y = stuff->srcY - screenInfo.screens[0]->y; + } else { + x = pWin->drawable.x + stuff->srcX; + y = pWin->drawable.y + stuff->srcY; + } + pWin = pDst->firstChild; + while (pWin) { + BoxRec box; + if ((pWin->mapped) && + (x >= pWin->drawable.x - wBorderWidth (pWin)) && + (x < pWin->drawable.x + (int)pWin->drawable.width + + wBorderWidth (pWin)) && + (y >= pWin->drawable.y - wBorderWidth (pWin)) && + (y < pWin->drawable.y + (int)pWin->drawable.height + + wBorderWidth (pWin)) + /* When a window is shaped, a further check + * is made to see if the point is inside + * borderSize + */ + && (!wBoundingShape(pWin) || + RegionContainsPoint(wBoundingShape(pWin), + x - pWin->drawable.x, + y - pWin->drawable.y, &box)) + ) + { + rep.child = pWin->drawable.id; + pWin = (WindowPtr) NULL; + } + else + pWin = pWin->nextSib; + } + rep.dstX = x - pDst->drawable.x; + rep.dstY = y - pDst->drawable.y; + if((pDst == screenInfo.screens[0]->root) || + (pDst->drawable.id == screenInfo.screens[0]->screensaver.wid)) + { + rep.dstX += screenInfo.screens[0]->x; + rep.dstY += screenInfo.screens[0]->y; + } + + WriteReplyToClient(client, sizeof(xTranslateCoordsReply), &rep); + return Success; +} + +int PanoramiXCreatePixmap(ClientPtr client) +{ + PanoramiXRes *refDraw, *newPix; + int result, j; + REQUEST(xCreatePixmapReq); + + REQUEST_SIZE_MATCH(xCreatePixmapReq); + client->errorValue = stuff->pid; + + result = dixLookupResourceByClass((pointer *)&refDraw, stuff->drawable, + XRC_DRAWABLE, client, DixReadAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(!(newPix = malloc(sizeof(PanoramiXRes)))) + return BadAlloc; + + newPix->type = XRT_PIXMAP; + newPix->u.pix.shared = FALSE; + panoramix_setup_ids(newPix, client, stuff->pid); + + FOR_NSCREENS_BACKWARD(j) { + stuff->pid = newPix->info[j].id; + stuff->drawable = refDraw->info[j].id; + result = (*SavedProcVector[X_CreatePixmap])(client); + if(result != Success) break; + } + + if (result == Success) + AddResource(newPix->info[0].id, XRT_PIXMAP, newPix); + else + free(newPix); + + return result; +} + + +int PanoramiXFreePixmap(ClientPtr client) +{ + PanoramiXRes *pix; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + client->errorValue = stuff->id; + + result = dixLookupResourceByType((pointer *)&pix, stuff->id, XRT_PIXMAP, + client, DixDestroyAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->id = pix->info[j].id; + result = (*SavedProcVector[X_FreePixmap])(client); + if(result != Success) break; + } + + /* Since ProcFreePixmap is using FreeResource, it will free + our resource for us on the last pass through the loop above */ + + return result; +} + + +int PanoramiXCreateGC(ClientPtr client) +{ + PanoramiXRes *refDraw; + PanoramiXRes *newGC; + PanoramiXRes *stip = NULL; + PanoramiXRes *tile = NULL; + PanoramiXRes *clip = NULL; + REQUEST(xCreateGCReq); + int tile_offset = 0, stip_offset = 0, clip_offset = 0; + int result, len, j; + XID tmp; + + REQUEST_AT_LEAST_SIZE(xCreateGCReq); + + client->errorValue = stuff->gc; + len = client->req_len - bytes_to_int32(sizeof(xCreateGCReq)); + if (Ones(stuff->mask) != len) + return BadLength; + + result = dixLookupResourceByClass((pointer *)&refDraw, stuff->drawable, + XRC_DRAWABLE, client, DixReadAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if ((Mask)stuff->mask & GCTile) { + tile_offset = Ones((Mask)stuff->mask & (GCTile - 1)); + if ((tmp = *((CARD32 *) &stuff[1] + tile_offset))) { + result = dixLookupResourceByType((pointer *)&tile, tmp, XRT_PIXMAP, + client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->mask & GCStipple) { + stip_offset = Ones((Mask)stuff->mask & (GCStipple - 1)); + if ((tmp = *((CARD32 *) &stuff[1] + stip_offset))) { + result = dixLookupResourceByType((pointer *)&stip, tmp, XRT_PIXMAP, + client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->mask & GCClipMask) { + clip_offset = Ones((Mask)stuff->mask & (GCClipMask - 1)); + if ((tmp = *((CARD32 *) &stuff[1] + clip_offset))) { + result = dixLookupResourceByType((pointer *)&clip, tmp, XRT_PIXMAP, + client, DixReadAccess); + if (result != Success) + return result; + } + } + + if(!(newGC = malloc(sizeof(PanoramiXRes)))) + return BadAlloc; + + newGC->type = XRT_GC; + panoramix_setup_ids(newGC, client, stuff->gc); + + FOR_NSCREENS_BACKWARD(j) { + stuff->gc = newGC->info[j].id; + stuff->drawable = refDraw->info[j].id; + if (tile) + *((CARD32 *) &stuff[1] + tile_offset) = tile->info[j].id; + if (stip) + *((CARD32 *) &stuff[1] + stip_offset) = stip->info[j].id; + if (clip) + *((CARD32 *) &stuff[1] + clip_offset) = clip->info[j].id; + result = (*SavedProcVector[X_CreateGC])(client); + if(result != Success) break; + } + + if (result == Success) + AddResource(newGC->info[0].id, XRT_GC, newGC); + else + free(newGC); + + return result; +} + +int PanoramiXChangeGC(ClientPtr client) +{ + PanoramiXRes *gc; + PanoramiXRes *stip = NULL; + PanoramiXRes *tile = NULL; + PanoramiXRes *clip = NULL; + REQUEST(xChangeGCReq); + int tile_offset = 0, stip_offset = 0, clip_offset = 0; + int result, len, j; + XID tmp; + + REQUEST_AT_LEAST_SIZE(xChangeGCReq); + + len = client->req_len - bytes_to_int32(sizeof(xChangeGCReq)); + if (Ones(stuff->mask) != len) + return BadLength; + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + if ((Mask)stuff->mask & GCTile) { + tile_offset = Ones((Mask)stuff->mask & (GCTile - 1)); + if ((tmp = *((CARD32 *) &stuff[1] + tile_offset))) { + result = dixLookupResourceByType((pointer *)&tile, tmp, XRT_PIXMAP, + client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->mask & GCStipple) { + stip_offset = Ones((Mask)stuff->mask & (GCStipple - 1)); + if ((tmp = *((CARD32 *) &stuff[1] + stip_offset))) { + result = dixLookupResourceByType((pointer *)&stip, tmp, XRT_PIXMAP, + client, DixReadAccess); + if (result != Success) + return result; + } + } + if ((Mask)stuff->mask & GCClipMask) { + clip_offset = Ones((Mask)stuff->mask & (GCClipMask - 1)); + if ((tmp = *((CARD32 *) &stuff[1] + clip_offset))) { + result = dixLookupResourceByType((pointer *)&clip, tmp, XRT_PIXMAP, + client, DixReadAccess); + if (result != Success) + return result; + } + } + + + FOR_NSCREENS_BACKWARD(j) { + stuff->gc = gc->info[j].id; + if (tile) + *((CARD32 *) &stuff[1] + tile_offset) = tile->info[j].id; + if (stip) + *((CARD32 *) &stuff[1] + stip_offset) = stip->info[j].id; + if (clip) + *((CARD32 *) &stuff[1] + clip_offset) = clip->info[j].id; + result = (*SavedProcVector[X_ChangeGC])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXCopyGC(ClientPtr client) +{ + PanoramiXRes *srcGC, *dstGC; + int result, j; + REQUEST(xCopyGCReq); + + REQUEST_SIZE_MATCH(xCopyGCReq); + + result = dixLookupResourceByType((pointer *)&srcGC, stuff->srcGC, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&dstGC, stuff->dstGC, XRT_GC, + client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS(j) { + stuff->srcGC = srcGC->info[j].id; + stuff->dstGC = dstGC->info[j].id; + result = (*SavedProcVector[X_CopyGC])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXSetDashes(ClientPtr client) +{ + PanoramiXRes *gc; + int result, j; + REQUEST(xSetDashesReq); + + REQUEST_FIXED_SIZE(xSetDashesReq, stuff->nDashes); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->gc = gc->info[j].id; + result = (*SavedProcVector[X_SetDashes])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXSetClipRectangles(ClientPtr client) +{ + PanoramiXRes *gc; + int result, j; + REQUEST(xSetClipRectanglesReq); + + REQUEST_AT_LEAST_SIZE(xSetClipRectanglesReq); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->gc = gc->info[j].id; + result = (*SavedProcVector[X_SetClipRectangles])(client); + if(result != Success) break; + } + + return result; +} + + +int PanoramiXFreeGC(ClientPtr client) +{ + PanoramiXRes *gc; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + result = dixLookupResourceByType((pointer *)&gc, stuff->id, XRT_GC, + client, DixDestroyAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->id = gc->info[j].id; + result = (*SavedProcVector[X_FreeGC])(client); + if(result != Success) break; + } + + /* Since ProcFreeGC is using FreeResource, it will free + our resource for us on the last pass through the loop above */ + + return result; +} + + +int PanoramiXClearToBackground(ClientPtr client) +{ + PanoramiXRes *win; + int result, j, x, y; + Bool isRoot; + REQUEST(xClearAreaReq); + + REQUEST_SIZE_MATCH(xClearAreaReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->window, + XRT_WINDOW, client, DixWriteAccess); + if (result != Success) + return result; + + x = stuff->x; + y = stuff->y; + isRoot = win->u.win.root; + FOR_NSCREENS_BACKWARD(j) { + stuff->window = win->info[j].id; + if(isRoot) { + stuff->x = x - screenInfo.screens[j]->x; + stuff->y = y - screenInfo.screens[j]->y; + } + result = (*SavedProcVector[X_ClearArea])(client); + if(result != Success) break; + } + + return result; +} + + +/* + For Window to Pixmap copies you're screwed since each screen's + pixmap will look like what it sees on its screen. Unless the + screens overlap and the window lies on each, the two copies + will be out of sync. To remedy this we do a GetImage and PutImage + in place of the copy. Doing this as a single Image isn't quite + correct since it will include the obscured areas but we will + have to fix this later. (MArk). +*/ + +int PanoramiXCopyArea(ClientPtr client) +{ + int j, result, srcx, srcy, dstx, dsty; + PanoramiXRes *gc, *src, *dst; + Bool srcIsRoot = FALSE; + Bool dstIsRoot = FALSE; + Bool srcShared, dstShared; + REQUEST(xCopyAreaReq); + + REQUEST_SIZE_MATCH(xCopyAreaReq); + + result = dixLookupResourceByClass((pointer *)&src, stuff->srcDrawable, + XRC_DRAWABLE, client, DixReadAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + srcShared = IS_SHARED_PIXMAP(src); + + result = dixLookupResourceByClass((pointer *)&dst, stuff->dstDrawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + dstShared = IS_SHARED_PIXMAP(dst); + + if(dstShared && srcShared) + return (* SavedProcVector[X_CopyArea])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + if((dst->type == XRT_WINDOW) && dst->u.win.root) + dstIsRoot = TRUE; + if((src->type == XRT_WINDOW) && src->u.win.root) + srcIsRoot = TRUE; + + srcx = stuff->srcX; srcy = stuff->srcY; + dstx = stuff->dstX; dsty = stuff->dstY; + if((dst->type == XRT_PIXMAP) && (src->type == XRT_WINDOW)) { + DrawablePtr drawables[MAXSCREENS]; + DrawablePtr pDst; + GCPtr pGC; + char *data; + int pitch, rc; + + FOR_NSCREENS(j) { + rc = dixLookupDrawable(drawables+j, src->info[j].id, client, 0, + DixGetAttrAccess); + if (rc != Success) + return rc; + } + + pitch = PixmapBytePad(stuff->width, drawables[0]->depth); + if(!(data = calloc(1, stuff->height * pitch))) + return BadAlloc; + + XineramaGetImageData(drawables, srcx, srcy, + stuff->width, stuff->height, ZPixmap, ~0, data, pitch, + srcIsRoot); + + FOR_NSCREENS_BACKWARD(j) { + stuff->gc = gc->info[j].id; + VALIDATE_DRAWABLE_AND_GC(dst->info[j].id, pDst, DixWriteAccess); + if(drawables[0]->depth != pDst->depth) { + client->errorValue = stuff->dstDrawable; + free(data); + return BadMatch; + } + + (*pGC->ops->PutImage) (pDst, pGC, pDst->depth, dstx, dsty, + stuff->width, stuff->height, + 0, ZPixmap, data); + + if(dstShared) break; + } + + free(data); + } else { + DrawablePtr pDst = NULL, pSrc = NULL; + GCPtr pGC = NULL; + RegionRec totalReg; + int rc; + + RegionNull(&totalReg); + FOR_NSCREENS_BACKWARD(j) { + RegionPtr pRgn; + stuff->dstDrawable = dst->info[j].id; + stuff->srcDrawable = src->info[j].id; + stuff->gc = gc->info[j].id; + if (srcIsRoot) { + stuff->srcX = srcx - screenInfo.screens[j]->x; + stuff->srcY = srcy - screenInfo.screens[j]->y; + } + if (dstIsRoot) { + stuff->dstX = dstx - screenInfo.screens[j]->x; + stuff->dstY = dsty - screenInfo.screens[j]->y; + } + + VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pDst, DixWriteAccess); + + if (stuff->dstDrawable != stuff->srcDrawable) { + rc = dixLookupDrawable(&pSrc, stuff->srcDrawable, client, 0, + DixReadAccess); + if (rc != Success) + return rc; + + if ((pDst->pScreen != pSrc->pScreen) || + (pDst->depth != pSrc->depth)) { + client->errorValue = stuff->dstDrawable; + return BadMatch; + } + } else + pSrc = pDst; + + pRgn = (*pGC->ops->CopyArea)(pSrc, pDst, pGC, + stuff->srcX, stuff->srcY, + stuff->width, stuff->height, + stuff->dstX, stuff->dstY); + if(pGC->graphicsExposures && pRgn) { + if(srcIsRoot) { + RegionTranslate(pRgn, + screenInfo.screens[j]->x, screenInfo.screens[j]->y); + } + RegionAppend(&totalReg, pRgn); + RegionDestroy(pRgn); + } + + if(dstShared) + break; + } + + if(pGC->graphicsExposures) { + Bool overlap; + RegionValidate(&totalReg, &overlap); + (*pDst->pScreen->SendGraphicsExpose)( + client, &totalReg, stuff->dstDrawable, X_CopyArea, 0); + RegionUninit(&totalReg); + } + } + + return Success; +} + + +int PanoramiXCopyPlane(ClientPtr client) +{ + int j, srcx, srcy, dstx, dsty, rc; + PanoramiXRes *gc, *src, *dst; + Bool srcIsRoot = FALSE; + Bool dstIsRoot = FALSE; + Bool srcShared, dstShared; + DrawablePtr psrcDraw, pdstDraw = NULL; + GCPtr pGC = NULL; + RegionRec totalReg; + REQUEST(xCopyPlaneReq); + + REQUEST_SIZE_MATCH(xCopyPlaneReq); + + rc = dixLookupResourceByClass((pointer *)&src, stuff->srcDrawable, + XRC_DRAWABLE, client, DixReadAccess); + if (rc != Success) + return (rc == BadValue) ? BadDrawable : rc; + + srcShared = IS_SHARED_PIXMAP(src); + + rc = dixLookupResourceByClass((pointer *)&dst, stuff->dstDrawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (rc != Success) + return (rc == BadValue) ? BadDrawable : rc; + + dstShared = IS_SHARED_PIXMAP(dst); + + if(dstShared && srcShared) + return (* SavedProcVector[X_CopyPlane])(client); + + rc = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (rc != Success) + return rc; + + if((dst->type == XRT_WINDOW) && dst->u.win.root) + dstIsRoot = TRUE; + if((src->type == XRT_WINDOW) && src->u.win.root) + srcIsRoot = TRUE; + + srcx = stuff->srcX; srcy = stuff->srcY; + dstx = stuff->dstX; dsty = stuff->dstY; + + RegionNull(&totalReg); + FOR_NSCREENS_BACKWARD(j) { + RegionPtr pRgn; + stuff->dstDrawable = dst->info[j].id; + stuff->srcDrawable = src->info[j].id; + stuff->gc = gc->info[j].id; + if (srcIsRoot) { + stuff->srcX = srcx - screenInfo.screens[j]->x; + stuff->srcY = srcy - screenInfo.screens[j]->y; + } + if (dstIsRoot) { + stuff->dstX = dstx - screenInfo.screens[j]->x; + stuff->dstY = dsty - screenInfo.screens[j]->y; + } + + VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pdstDraw, DixWriteAccess); + if (stuff->dstDrawable != stuff->srcDrawable) { + rc = dixLookupDrawable(&psrcDraw, stuff->srcDrawable, client, 0, + DixReadAccess); + if (rc != Success) + return rc; + + if (pdstDraw->pScreen != psrcDraw->pScreen) { + client->errorValue = stuff->dstDrawable; + return BadMatch; + } + } else + psrcDraw = pdstDraw; + + if(stuff->bitPlane == 0 || (stuff->bitPlane & (stuff->bitPlane - 1)) || + (stuff->bitPlane > (1L << (psrcDraw->depth - 1)))) { + client->errorValue = stuff->bitPlane; + return BadValue; + } + + pRgn = (*pGC->ops->CopyPlane)(psrcDraw, pdstDraw, pGC, + stuff->srcX, stuff->srcY, + stuff->width, stuff->height, + stuff->dstX, stuff->dstY, stuff->bitPlane); + if(pGC->graphicsExposures && pRgn) { + RegionAppend(&totalReg, pRgn); + RegionDestroy(pRgn); + } + + if(dstShared) + break; + } + + if(pGC->graphicsExposures) { + Bool overlap; + RegionValidate(&totalReg, &overlap); + (*pdstDraw->pScreen->SendGraphicsExpose)( + client, &totalReg, stuff->dstDrawable, X_CopyPlane, 0); + RegionUninit(&totalReg); + } + + return Success; +} + + +int PanoramiXPolyPoint(ClientPtr client) +{ + PanoramiXRes *gc, *draw; + int result, npoint, j; + xPoint *origPts; + Bool isRoot; + REQUEST(xPolyPointReq); + + REQUEST_AT_LEAST_SIZE(xPolyPointReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyPoint])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; + npoint = bytes_to_int32((client->req_len << 2) - sizeof(xPolyPointReq)); + if (npoint > 0) { + origPts = malloc(npoint * sizeof(xPoint)); + memcpy((char *) origPts, (char *) &stuff[1], npoint * sizeof(xPoint)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], origPts, npoint * sizeof(xPoint)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + if(x_off || y_off) { + xPoint *pnts = (xPoint*)&stuff[1]; + int i = (stuff->coordMode==CoordModePrevious) ? 1 : npoint; + + while(i--) { + pnts->x -= x_off; + pnts->y -= y_off; + pnts++; + } + } + } + + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PolyPoint])(client); + if(result != Success) break; + } + free(origPts); + return result; + } else + return Success; +} + + +int PanoramiXPolyLine(ClientPtr client) +{ + PanoramiXRes *gc, *draw; + int result, npoint, j; + xPoint *origPts; + Bool isRoot; + REQUEST(xPolyLineReq); + + REQUEST_AT_LEAST_SIZE(xPolyLineReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyLine])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + npoint = bytes_to_int32((client->req_len << 2) - sizeof(xPolyLineReq)); + if (npoint > 0){ + origPts = malloc(npoint * sizeof(xPoint)); + memcpy((char *) origPts, (char *) &stuff[1], npoint * sizeof(xPoint)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], origPts, npoint * sizeof(xPoint)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + if(x_off || y_off) { + xPoint *pnts = (xPoint*)&stuff[1]; + int i = (stuff->coordMode==CoordModePrevious) ? 1 : npoint; + + while(i--) { + pnts->x -= x_off; + pnts->y -= y_off; + pnts++; + } + } + } + + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PolyLine])(client); + if(result != Success) break; + } + free(origPts); + return result; + } else + return Success; +} + + +int PanoramiXPolySegment(ClientPtr client) +{ + int result, nsegs, i, j; + PanoramiXRes *gc, *draw; + xSegment *origSegs; + Bool isRoot; + REQUEST(xPolySegmentReq); + + REQUEST_AT_LEAST_SIZE(xPolySegmentReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolySegment])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + nsegs = (client->req_len << 2) - sizeof(xPolySegmentReq); + if(nsegs & 4) return BadLength; + nsegs >>= 3; + if (nsegs > 0) { + origSegs = malloc(nsegs * sizeof(xSegment)); + memcpy((char *) origSegs, (char *) &stuff[1], nsegs * sizeof(xSegment)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], origSegs, nsegs * sizeof(xSegment)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + if(x_off || y_off) { + xSegment *segs = (xSegment*)&stuff[1]; + + for (i = nsegs; i--; segs++) { + segs->x1 -= x_off; + segs->x2 -= x_off; + segs->y1 -= y_off; + segs->y2 -= y_off; + } + } + } + + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PolySegment])(client); + if(result != Success) break; + } + free(origSegs); + return result; + } else + return Success; +} + + +int PanoramiXPolyRectangle(ClientPtr client) +{ + int result, nrects, i, j; + PanoramiXRes *gc, *draw; + Bool isRoot; + xRectangle *origRecs; + REQUEST(xPolyRectangleReq); + + REQUEST_AT_LEAST_SIZE(xPolyRectangleReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyRectangle])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + nrects = (client->req_len << 2) - sizeof(xPolyRectangleReq); + if(nrects & 4) return BadLength; + nrects >>= 3; + if (nrects > 0){ + origRecs = malloc(nrects * sizeof(xRectangle)); + memcpy((char *)origRecs,(char *)&stuff[1],nrects * sizeof(xRectangle)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], origRecs, nrects * sizeof(xRectangle)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + + if(x_off || y_off) { + xRectangle *rects = (xRectangle *) &stuff[1]; + + for (i = nrects; i--; rects++) { + rects->x -= x_off; + rects->y -= y_off; + } + } + } + + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PolyRectangle])(client); + if(result != Success) break; + } + free(origRecs); + return result; + } else + return Success; +} + + +int PanoramiXPolyArc(ClientPtr client) +{ + int result, narcs, i, j; + PanoramiXRes *gc, *draw; + Bool isRoot; + xArc *origArcs; + REQUEST(xPolyArcReq); + + REQUEST_AT_LEAST_SIZE(xPolyArcReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyArc])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + narcs = (client->req_len << 2) - sizeof(xPolyArcReq); + if(narcs % sizeof(xArc)) return BadLength; + narcs /= sizeof(xArc); + if (narcs > 0){ + origArcs = malloc(narcs * sizeof(xArc)); + memcpy((char *) origArcs, (char *) &stuff[1], narcs * sizeof(xArc)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], origArcs, narcs * sizeof(xArc)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + if(x_off || y_off) { + xArc *arcs = (xArc *) &stuff[1]; + + for (i = narcs; i--; arcs++) { + arcs->x -= x_off; + arcs->y -= y_off; + } + } + } + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PolyArc])(client); + if(result != Success) break; + } + free(origArcs); + return result; + } else + return Success; +} + + +int PanoramiXFillPoly(ClientPtr client) +{ + int result, count, j; + PanoramiXRes *gc, *draw; + Bool isRoot; + DDXPointPtr locPts; + REQUEST(xFillPolyReq); + + REQUEST_AT_LEAST_SIZE(xFillPolyReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_FillPoly])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + count = bytes_to_int32((client->req_len << 2) - sizeof(xFillPolyReq)); + if (count > 0){ + locPts = malloc(count * sizeof(DDXPointRec)); + memcpy((char *)locPts, (char *)&stuff[1], count * sizeof(DDXPointRec)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], locPts, count * sizeof(DDXPointRec)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + if(x_off || y_off) { + DDXPointPtr pnts = (DDXPointPtr)&stuff[1]; + int i = (stuff->coordMode==CoordModePrevious) ? 1 : count; + + while(i--) { + pnts->x -= x_off; + pnts->y -= y_off; + pnts++; + } + } + } + + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_FillPoly])(client); + if(result != Success) break; + } + free(locPts); + return result; + } else + return Success; +} + + +int PanoramiXPolyFillRectangle(ClientPtr client) +{ + int result, things, i, j; + PanoramiXRes *gc, *draw; + Bool isRoot; + xRectangle *origRects; + REQUEST(xPolyFillRectangleReq); + + REQUEST_AT_LEAST_SIZE(xPolyFillRectangleReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyFillRectangle])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + things = (client->req_len << 2) - sizeof(xPolyFillRectangleReq); + if(things & 4) return BadLength; + things >>= 3; + if (things > 0){ + origRects = malloc(things * sizeof(xRectangle)); + memcpy((char*)origRects,(char*)&stuff[1], things * sizeof(xRectangle)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], origRects, things * sizeof(xRectangle)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + if(x_off || y_off) { + xRectangle *rects = (xRectangle *) &stuff[1]; + + for (i = things; i--; rects++) { + rects->x -= x_off; + rects->y -= y_off; + } + } + } + + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PolyFillRectangle])(client); + if(result != Success) break; + } + free(origRects); + return result; + } else + return Success; +} + + +int PanoramiXPolyFillArc(ClientPtr client) +{ + PanoramiXRes *gc, *draw; + Bool isRoot; + int result, narcs, i, j; + xArc *origArcs; + REQUEST(xPolyFillArcReq); + + REQUEST_AT_LEAST_SIZE(xPolyFillArcReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyFillArc])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + narcs = (client->req_len << 2) - sizeof(xPolyFillArcReq); + if (narcs % sizeof(xArc)) return BadLength; + narcs /= sizeof(xArc); + if (narcs > 0) { + origArcs = malloc(narcs * sizeof(xArc)); + memcpy((char *) origArcs, (char *)&stuff[1], narcs * sizeof(xArc)); + FOR_NSCREENS_FORWARD(j){ + + if(j) memcpy(&stuff[1], origArcs, narcs * sizeof(xArc)); + + if (isRoot) { + int x_off = screenInfo.screens[j]->x; + int y_off = screenInfo.screens[j]->y; + + if(x_off || y_off) { + xArc *arcs = (xArc *) &stuff[1]; + + for (i = narcs; i--; arcs++) { + arcs->x -= x_off; + arcs->y -= y_off; + } + } + } + + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PolyFillArc])(client); + if(result != Success) break; + } + free(origArcs); + return result; + } else + return Success; +} + + +int PanoramiXPutImage(ClientPtr client) +{ + PanoramiXRes *gc, *draw; + Bool isRoot; + int j, result, orig_x, orig_y; + REQUEST(xPutImageReq); + + REQUEST_AT_LEAST_SIZE(xPutImageReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PutImage])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + orig_x = stuff->dstX; + orig_y = stuff->dstY; + FOR_NSCREENS_BACKWARD(j){ + if (isRoot) { + stuff->dstX = orig_x - screenInfo.screens[j]->x; + stuff->dstY = orig_y - screenInfo.screens[j]->y; + } + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + result = (* SavedProcVector[X_PutImage])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXGetImage(ClientPtr client) +{ + DrawablePtr drawables[MAXSCREENS]; + DrawablePtr pDraw; + PanoramiXRes *draw; + xGetImageReply xgi; + Bool isRoot; + char *pBuf; + int i, x, y, w, h, format, rc; + Mask plane = 0, planemask; + int linesDone, nlines, linesPerBuf; + long widthBytesLine, length; + + REQUEST(xGetImageReq); + + REQUEST_SIZE_MATCH(xGetImageReq); + + if ((stuff->format != XYPixmap) && (stuff->format != ZPixmap)) { + client->errorValue = stuff->format; + return BadValue; + } + + rc = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (rc != Success) + return (rc == BadValue) ? BadDrawable : rc; + + if(draw->type == XRT_PIXMAP) + return (*SavedProcVector[X_GetImage])(client); + + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, + DixReadAccess); + if (rc != Success) + return rc; + + if(!((WindowPtr)pDraw)->realized) + return BadMatch; + + x = stuff->x; + y = stuff->y; + w = stuff->width; + h = stuff->height; + format = stuff->format; + planemask = stuff->planeMask; + + isRoot = IS_ROOT_DRAWABLE(draw); + + if(isRoot) { + if( /* check for being onscreen */ + x < 0 || x + w > PanoramiXPixWidth || + y < 0 || y + h > PanoramiXPixHeight ) + return BadMatch; + } else { + if( /* check for being onscreen */ + screenInfo.screens[0]->x + pDraw->x + x < 0 || + screenInfo.screens[0]->x + pDraw->x + x + w > PanoramiXPixWidth || + screenInfo.screens[0]->y + pDraw->y + y < 0 || + screenInfo.screens[0]->y + pDraw->y + y + h > PanoramiXPixHeight || + /* check for being inside of border */ + x < - wBorderWidth((WindowPtr)pDraw) || + x + w > wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width || + y < -wBorderWidth((WindowPtr)pDraw) || + y + h > wBorderWidth ((WindowPtr)pDraw) + (int)pDraw->height) + return BadMatch; + } + + drawables[0] = pDraw; + FOR_NSCREENS_FORWARD_SKIP(i) { + rc = dixLookupDrawable(drawables+i, draw->info[i].id, client, 0, + DixGetAttrAccess); + if (rc != Success) + return rc; + } + + xgi.visual = wVisual (((WindowPtr) pDraw)); + xgi.type = X_Reply; + xgi.sequenceNumber = client->sequence; + xgi.depth = pDraw->depth; + if(format == ZPixmap) { + widthBytesLine = PixmapBytePad(w, pDraw->depth); + length = widthBytesLine * h; + + + } else { + widthBytesLine = BitmapBytePad(w); + plane = ((Mask)1) << (pDraw->depth - 1); + /* only planes asked for */ + length = widthBytesLine * h * + Ones(planemask & (plane | (plane - 1))); + + } + + xgi.length = bytes_to_int32(length); + + if (widthBytesLine == 0 || h == 0) + linesPerBuf = 0; + else if (widthBytesLine >= XINERAMA_IMAGE_BUFSIZE) + linesPerBuf = 1; + else { + linesPerBuf = XINERAMA_IMAGE_BUFSIZE / widthBytesLine; + if (linesPerBuf > h) + linesPerBuf = h; + } + length = linesPerBuf * widthBytesLine; + if(!(pBuf = malloc(length))) + return BadAlloc; + + WriteReplyToClient(client, sizeof (xGetImageReply), &xgi); + + if (linesPerBuf == 0) { + /* nothing to do */ + } + else if (format == ZPixmap) { + linesDone = 0; + while (h - linesDone > 0) { + nlines = min(linesPerBuf, h - linesDone); + + if(pDraw->depth == 1) + memset(pBuf, 0, nlines * widthBytesLine); + + XineramaGetImageData(drawables, x, y + linesDone, w, nlines, + format, planemask, pBuf, widthBytesLine, isRoot); + + (void)WriteToClient(client, + (int)(nlines * widthBytesLine), + pBuf); + linesDone += nlines; + } + } else { /* XYPixmap */ + for (; plane; plane >>= 1) { + if (planemask & plane) { + linesDone = 0; + while (h - linesDone > 0) { + nlines = min(linesPerBuf, h - linesDone); + + memset(pBuf, 0, nlines * widthBytesLine); + + XineramaGetImageData(drawables, x, y + linesDone, w, + nlines, format, plane, pBuf, + widthBytesLine, isRoot); + + (void)WriteToClient(client, + (int)(nlines * widthBytesLine), + pBuf); + + linesDone += nlines; + } + } + } + } + free(pBuf); + return Success; +} + + +/* The text stuff should be rewritten so that duplication happens + at the GlyphBlt level. That is, loading the font and getting + the glyphs should only happen once */ + +int +PanoramiXPolyText8(ClientPtr client) +{ + PanoramiXRes *gc, *draw; + Bool isRoot; + int result, j; + int orig_x, orig_y; + REQUEST(xPolyTextReq); + + REQUEST_AT_LEAST_SIZE(xPolyTextReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyText8])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + orig_x = stuff->x; + orig_y = stuff->y; + FOR_NSCREENS_BACKWARD(j){ + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + if (isRoot) { + stuff->x = orig_x - screenInfo.screens[j]->x; + stuff->y = orig_y - screenInfo.screens[j]->y; + } + result = (*SavedProcVector[X_PolyText8])(client); + if(result != Success) break; + } + return result; +} + +int +PanoramiXPolyText16(ClientPtr client) +{ + PanoramiXRes *gc, *draw; + Bool isRoot; + int result, j; + int orig_x, orig_y; + REQUEST(xPolyTextReq); + + REQUEST_AT_LEAST_SIZE(xPolyTextReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_PolyText16])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + orig_x = stuff->x; + orig_y = stuff->y; + FOR_NSCREENS_BACKWARD(j){ + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + if (isRoot) { + stuff->x = orig_x - screenInfo.screens[j]->x; + stuff->y = orig_y - screenInfo.screens[j]->y; + } + result = (*SavedProcVector[X_PolyText16])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXImageText8(ClientPtr client) +{ + int result, j; + PanoramiXRes *gc, *draw; + Bool isRoot; + int orig_x, orig_y; + REQUEST(xImageTextReq); + + REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_ImageText8])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + orig_x = stuff->x; + orig_y = stuff->y; + FOR_NSCREENS_BACKWARD(j){ + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + if (isRoot) { + stuff->x = orig_x - screenInfo.screens[j]->x; + stuff->y = orig_y - screenInfo.screens[j]->y; + } + result = (*SavedProcVector[X_ImageText8])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXImageText16(ClientPtr client) +{ + int result, j; + PanoramiXRes *gc, *draw; + Bool isRoot; + int orig_x, orig_y; + REQUEST(xImageTextReq); + + REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars << 1); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + if(IS_SHARED_PIXMAP(draw)) + return (*SavedProcVector[X_ImageText16])(client); + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, XRT_GC, + client, DixReadAccess); + if (result != Success) + return result; + + isRoot = IS_ROOT_DRAWABLE(draw); + + orig_x = stuff->x; + orig_y = stuff->y; + FOR_NSCREENS_BACKWARD(j){ + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + if (isRoot) { + stuff->x = orig_x - screenInfo.screens[j]->x; + stuff->y = orig_y - screenInfo.screens[j]->y; + } + result = (*SavedProcVector[X_ImageText16])(client); + if(result != Success) break; + } + return result; +} + + + +int PanoramiXCreateColormap(ClientPtr client) +{ + PanoramiXRes *win, *newCmap; + int result, j, orig_visual; + REQUEST(xCreateColormapReq); + + REQUEST_SIZE_MATCH(xCreateColormapReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->window, + XRT_WINDOW, client, DixReadAccess); + if (result != Success) + return result; + + if(!(newCmap = malloc(sizeof(PanoramiXRes)))) + return BadAlloc; + + newCmap->type = XRT_COLORMAP; + panoramix_setup_ids(newCmap, client, stuff->mid); + + orig_visual = stuff->visual; + FOR_NSCREENS_BACKWARD(j){ + stuff->mid = newCmap->info[j].id; + stuff->window = win->info[j].id; + stuff->visual = PanoramiXTranslateVisualID(j, orig_visual); + result = (* SavedProcVector[X_CreateColormap])(client); + if(result != Success) break; + } + + if (result == Success) + AddResource(newCmap->info[0].id, XRT_COLORMAP, newCmap); + else + free(newCmap); + + return result; +} + + +int PanoramiXFreeColormap(ClientPtr client) +{ + PanoramiXRes *cmap; + int result, j; + REQUEST(xResourceReq); + + REQUEST_SIZE_MATCH(xResourceReq); + + client->errorValue = stuff->id; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->id, XRT_COLORMAP, + client, DixDestroyAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->id = cmap->info[j].id; + result = (* SavedProcVector[X_FreeColormap])(client); + if(result != Success) break; + } + + /* Since ProcFreeColormap is using FreeResource, it will free + our resource for us on the last pass through the loop above */ + + return result; +} + + +int +PanoramiXCopyColormapAndFree(ClientPtr client) +{ + PanoramiXRes *cmap, *newCmap; + int result, j; + REQUEST(xCopyColormapAndFreeReq); + + REQUEST_SIZE_MATCH(xCopyColormapAndFreeReq); + + client->errorValue = stuff->srcCmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->srcCmap, + XRT_COLORMAP, client, + DixReadAccess | DixWriteAccess); + if (result != Success) + return result; + + if(!(newCmap = malloc(sizeof(PanoramiXRes)))) + return BadAlloc; + + newCmap->type = XRT_COLORMAP; + panoramix_setup_ids(newCmap, client, stuff->mid); + + FOR_NSCREENS_BACKWARD(j) { + stuff->srcCmap = cmap->info[j].id; + stuff->mid = newCmap->info[j].id; + result = (* SavedProcVector[X_CopyColormapAndFree])(client); + if(result != Success) break; + } + + if (result == Success) + AddResource(newCmap->info[0].id, XRT_COLORMAP, newCmap); + else + free(newCmap); + + return result; +} + + +int PanoramiXInstallColormap(ClientPtr client) +{ + REQUEST(xResourceReq); + int result, j; + PanoramiXRes *cmap; + + REQUEST_SIZE_MATCH(xResourceReq); + + client->errorValue = stuff->id; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->id, XRT_COLORMAP, + client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j){ + stuff->id = cmap->info[j].id; + result = (* SavedProcVector[X_InstallColormap])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXUninstallColormap(ClientPtr client) +{ + REQUEST(xResourceReq); + int result, j; + PanoramiXRes *cmap; + + REQUEST_SIZE_MATCH(xResourceReq); + + client->errorValue = stuff->id; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->id, XRT_COLORMAP, + client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->id = cmap->info[j].id; + result = (* SavedProcVector[X_UninstallColormap])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXAllocColor(ClientPtr client) +{ + int result, j; + PanoramiXRes *cmap; + REQUEST(xAllocColorReq); + + REQUEST_SIZE_MATCH(xAllocColorReq); + + client->errorValue = stuff->cmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, + XRT_COLORMAP, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j){ + stuff->cmap = cmap->info[j].id; + result = (* SavedProcVector[X_AllocColor])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXAllocNamedColor(ClientPtr client) +{ + int result, j; + PanoramiXRes *cmap; + REQUEST(xAllocNamedColorReq); + + REQUEST_FIXED_SIZE(xAllocNamedColorReq, stuff->nbytes); + + client->errorValue = stuff->cmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, + XRT_COLORMAP, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j){ + stuff->cmap = cmap->info[j].id; + result = (* SavedProcVector[X_AllocNamedColor])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXAllocColorCells(ClientPtr client) +{ + int result, j; + PanoramiXRes *cmap; + REQUEST(xAllocColorCellsReq); + + REQUEST_SIZE_MATCH(xAllocColorCellsReq); + + client->errorValue = stuff->cmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, + XRT_COLORMAP, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j){ + stuff->cmap = cmap->info[j].id; + result = (* SavedProcVector[X_AllocColorCells])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXAllocColorPlanes(ClientPtr client) +{ + int result, j; + PanoramiXRes *cmap; + REQUEST(xAllocColorPlanesReq); + + REQUEST_SIZE_MATCH(xAllocColorPlanesReq); + + client->errorValue = stuff->cmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, + XRT_COLORMAP, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j){ + stuff->cmap = cmap->info[j].id; + result = (* SavedProcVector[X_AllocColorPlanes])(client); + if(result != Success) break; + } + return result; +} + + + +int PanoramiXFreeColors(ClientPtr client) +{ + int result, j; + PanoramiXRes *cmap; + REQUEST(xFreeColorsReq); + + REQUEST_AT_LEAST_SIZE(xFreeColorsReq); + + client->errorValue = stuff->cmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, + XRT_COLORMAP, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j) { + stuff->cmap = cmap->info[j].id; + result = (* SavedProcVector[X_FreeColors])(client); + } + return result; +} + + +int PanoramiXStoreColors(ClientPtr client) +{ + int result, j; + PanoramiXRes *cmap; + REQUEST(xStoreColorsReq); + + REQUEST_AT_LEAST_SIZE(xStoreColorsReq); + + client->errorValue = stuff->cmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, + XRT_COLORMAP, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j){ + stuff->cmap = cmap->info[j].id; + result = (* SavedProcVector[X_StoreColors])(client); + if(result != Success) break; + } + return result; +} + + +int PanoramiXStoreNamedColor(ClientPtr client) +{ + int result, j; + PanoramiXRes *cmap; + REQUEST(xStoreNamedColorReq); + + REQUEST_FIXED_SIZE(xStoreNamedColorReq, stuff->nbytes); + + client->errorValue = stuff->cmap; + + result = dixLookupResourceByType((pointer *)&cmap, stuff->cmap, + XRT_COLORMAP, client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(j){ + stuff->cmap = cmap->info[j].id; + result = (* SavedProcVector[X_StoreNamedColor])(client); + if(result != Success) break; + } + return result; +} diff --git a/xorg-server/Xext/panoramiXsrv.h b/xorg-server/Xext/panoramiXsrv.h index 9751feb54..6fc903b88 100644 --- a/xorg-server/Xext/panoramiXsrv.h +++ b/xorg-server/Xext/panoramiXsrv.h @@ -51,4 +51,15 @@ extern _X_EXPORT void XineramaGetImageData( Bool isRoot ); +static inline void panoramix_setup_ids(PanoramiXRes *resource, + ClientPtr client, XID base_id) +{ + int j; + + resource->info[0].id = base_id; + FOR_NSCREENS_FORWARD_SKIP(j) { + resource->info[j].id = FakeClientID(client->index); + } +} + #endif /* _PANORAMIXSRV_H_ */ diff --git a/xorg-server/Xext/shm.c b/xorg-server/Xext/shm.c index 8a048deb0..b08af821b 100644 --- a/xorg-server/Xext/shm.c +++ b/xorg-server/Xext/shm.c @@ -1,1327 +1,1325 @@ -/************************************************************ - -Copyright 1989, 1998 The Open Group - -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. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -********************************************************/ - -/* THIS IS NOT AN X CONSORTIUM STANDARD OR AN X PROJECT TEAM SPECIFICATION */ - - -#define SHM - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include -#include -#include -#include -#include -#include -#include -#include "misc.h" -#include "os.h" -#include "dixstruct.h" -#include "resource.h" -#include "scrnintstr.h" -#include "windowstr.h" -#include "pixmapstr.h" -#include "gcstruct.h" -#include "extnsionst.h" -#include "servermd.h" -#include "shmint.h" -#include "xace.h" -#include -#include -#include "protocol-versions.h" - -/* Needed for Solaris cross-zone shared memory extension */ -#ifdef HAVE_SHMCTL64 -#include -#define SHMSTAT(id, buf) shmctl64(id, IPC_STAT64, buf) -#define SHMSTAT_TYPE struct shmid_ds64 -#define SHMPERM_TYPE struct ipc_perm64 -#define SHM_PERM(buf) buf.shmx_perm -#define SHM_SEGSZ(buf) buf.shmx_segsz -#define SHMPERM_UID(p) p->ipcx_uid -#define SHMPERM_CUID(p) p->ipcx_cuid -#define SHMPERM_GID(p) p->ipcx_gid -#define SHMPERM_CGID(p) p->ipcx_cgid -#define SHMPERM_MODE(p) p->ipcx_mode -#define SHMPERM_ZONEID(p) p->ipcx_zoneid -#else -#define SHMSTAT(id, buf) shmctl(id, IPC_STAT, buf) -#define SHMSTAT_TYPE struct shmid_ds -#define SHMPERM_TYPE struct ipc_perm -#define SHM_PERM(buf) buf.shm_perm -#define SHM_SEGSZ(buf) buf.shm_segsz -#define SHMPERM_UID(p) p->uid -#define SHMPERM_CUID(p) p->cuid -#define SHMPERM_GID(p) p->gid -#define SHMPERM_CGID(p) p->cgid -#define SHMPERM_MODE(p) p->mode -#endif - -#ifdef PANORAMIX -#include "panoramiX.h" -#include "panoramiXsrv.h" -#endif - -#include "modinit.h" - -typedef struct _ShmDesc { - struct _ShmDesc *next; - int shmid; - int refcnt; - char *addr; - Bool writable; - unsigned long size; -} ShmDescRec, *ShmDescPtr; - -typedef struct _ShmScrPrivateRec { - CloseScreenProcPtr CloseScreen; - ShmFuncsPtr shmFuncs; - DestroyPixmapProcPtr destroyPixmap; -} ShmScrPrivateRec; - -static PixmapPtr fbShmCreatePixmap(XSHM_CREATE_PIXMAP_ARGS); -static int ShmDetachSegment( - pointer /* value */, - XID /* shmseg */ - ); -static void ShmResetProc( - ExtensionEntry * /* extEntry */ - ); -static void SShmCompletionEvent( - xShmCompletionEvent * /* from */, - xShmCompletionEvent * /* to */ - ); - -static Bool ShmDestroyPixmap (PixmapPtr pPixmap); - - -static unsigned char ShmReqCode; -int ShmCompletionCode; -int BadShmSegCode; -RESTYPE ShmSegType; -static ShmDescPtr Shmsegs; -static Bool sharedPixmaps; -static DevPrivateKeyRec shmScrPrivateKeyRec; -#define shmScrPrivateKey (&shmScrPrivateKeyRec) -static DevPrivateKeyRec shmPixmapPrivateKeyRec; -#define shmPixmapPrivateKey (&shmPixmapPrivateKeyRec) -static ShmFuncs miFuncs = {NULL, NULL}; -static ShmFuncs fbFuncs = {fbShmCreatePixmap, NULL}; - -#define ShmGetScreenPriv(s) ((ShmScrPrivateRec *)dixLookupPrivate(&(s)->devPrivates, shmScrPrivateKey)) - -#define VERIFY_SHMSEG(shmseg,shmdesc,client) \ -{ \ - int rc; \ - rc = dixLookupResourceByType((pointer *)&(shmdesc), shmseg, ShmSegType, \ - client, DixReadAccess); \ - if (rc != Success) \ - return rc; \ -} - -#define VERIFY_SHMPTR(shmseg,offset,needwrite,shmdesc,client) \ -{ \ - VERIFY_SHMSEG(shmseg, shmdesc, client); \ - if ((offset & 3) || (offset > shmdesc->size)) \ - { \ - client->errorValue = offset; \ - return BadValue; \ - } \ - if (needwrite && !shmdesc->writable) \ - return BadAccess; \ -} - -#define VERIFY_SHMSIZE(shmdesc,offset,len,client) \ -{ \ - if ((offset + len) > shmdesc->size) \ - { \ - return BadAccess; \ - } \ -} - - -#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__CYGWIN__) || defined(__DragonFly__) -#include - -static Bool badSysCall = FALSE; - -static void -SigSysHandler(int signo) -{ - badSysCall = TRUE; -} - -static Bool CheckForShmSyscall(void) -{ - void (*oldHandler)(); - int shmid = -1; - - /* If no SHM support in the kernel, the bad syscall will generate SIGSYS */ - oldHandler = signal(SIGSYS, SigSysHandler); - - badSysCall = FALSE; - shmid = shmget(IPC_PRIVATE, 4096, IPC_CREAT); - - if (shmid != -1) - { - /* Successful allocation - clean up */ - shmctl(shmid, IPC_RMID, NULL); - } - else - { - /* Allocation failed */ - badSysCall = TRUE; - } - signal(SIGSYS, oldHandler); - return !badSysCall; -} - -#define MUST_CHECK_FOR_SHM_SYSCALL - -#endif - -static Bool -ShmCloseScreen(int i, ScreenPtr pScreen) -{ - ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(pScreen); - pScreen->CloseScreen = screen_priv->CloseScreen; - dixSetPrivate(&pScreen->devPrivates, shmScrPrivateKey, NULL); - free(screen_priv); - return (*pScreen->CloseScreen) (i, pScreen); -} - -static ShmScrPrivateRec * -ShmInitScreenPriv(ScreenPtr pScreen) -{ - ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(pScreen); - if (!screen_priv) - { - screen_priv = calloc(1, sizeof (ShmScrPrivateRec)); - screen_priv->CloseScreen = pScreen->CloseScreen; - dixSetPrivate(&pScreen->devPrivates, shmScrPrivateKey, screen_priv); - pScreen->CloseScreen = ShmCloseScreen; - } - return screen_priv; -} - -static Bool -ShmRegisterPrivates(void) -{ - if (!dixRegisterPrivateKey(&shmScrPrivateKeyRec, PRIVATE_SCREEN, 0)) - return FALSE; - if (!dixRegisterPrivateKey(&shmPixmapPrivateKeyRec, PRIVATE_PIXMAP, 0)) - return FALSE; - return TRUE; -} - -/*ARGSUSED*/ -static void -ShmResetProc(ExtensionEntry *extEntry) -{ - int i; - for (i = 0; i < screenInfo.numScreens; i++) - ShmRegisterFuncs(screenInfo.screens[i], NULL); -} - -void -ShmRegisterFuncs(ScreenPtr pScreen, ShmFuncsPtr funcs) -{ - if (!ShmRegisterPrivates()) - return; - ShmInitScreenPriv(pScreen)->shmFuncs = funcs; -} - -static Bool -ShmDestroyPixmap (PixmapPtr pPixmap) -{ - ScreenPtr pScreen = pPixmap->drawable.pScreen; - ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(pScreen); - Bool ret; - if (pPixmap->refcnt == 1) - { - ShmDescPtr shmdesc; - shmdesc = (ShmDescPtr)dixLookupPrivate(&pPixmap->devPrivates, - shmPixmapPrivateKey); - if (shmdesc) - ShmDetachSegment ((pointer) shmdesc, pPixmap->drawable.id); - } - - pScreen->DestroyPixmap = screen_priv->destroyPixmap; - ret = (*pScreen->DestroyPixmap) (pPixmap); - screen_priv->destroyPixmap = pScreen->DestroyPixmap; - pScreen->DestroyPixmap = ShmDestroyPixmap; - return ret; -} - -void -ShmRegisterFbFuncs(ScreenPtr pScreen) -{ - ShmRegisterFuncs(pScreen, &fbFuncs); -} - -static int -ProcShmQueryVersion(ClientPtr client) -{ - xShmQueryVersionReply rep; - int n; - - REQUEST_SIZE_MATCH(xShmQueryVersionReq); - memset(&rep, 0, sizeof(xShmQueryVersionReply)); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.sharedPixmaps = sharedPixmaps; - rep.pixmapFormat = sharedPixmaps ? ZPixmap : 0; - rep.majorVersion = SERVER_SHM_MAJOR_VERSION; - rep.minorVersion = SERVER_SHM_MINOR_VERSION; - rep.uid = geteuid(); - rep.gid = getegid(); - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swaps(&rep.majorVersion, n); - swaps(&rep.minorVersion, n); - swaps(&rep.uid, n); - swaps(&rep.gid, n); - } - WriteToClient(client, sizeof(xShmQueryVersionReply), (char *)&rep); - return Success; -} - -/* - * Simulate the access() system call for a shared memory segement, - * using the credentials from the client if available - */ -static int -shm_access(ClientPtr client, SHMPERM_TYPE *perm, int readonly) -{ - int uid, gid; - mode_t mask; - int uidset = 0, gidset = 0; - LocalClientCredRec *lcc; - - if (GetLocalClientCreds(client, &lcc) != -1) { - - if (lcc->fieldsSet & LCC_UID_SET) { - uid = lcc->euid; - uidset = 1; - } - if (lcc->fieldsSet & LCC_GID_SET) { - gid = lcc->egid; - gidset = 1; - } - -#if defined(HAVE_GETZONEID) && defined(SHMPERM_ZONEID) - if ( ((lcc->fieldsSet & LCC_ZID_SET) == 0) || (lcc->zoneid == -1) - || (lcc->zoneid != SHMPERM_ZONEID(perm))) { - uidset = 0; - gidset = 0; - } -#endif - FreeLocalClientCreds(lcc); - - if (uidset) { - /* User id 0 always gets access */ - if (uid == 0) { - return 0; - } - /* Check the owner */ - if (SHMPERM_UID(perm) == uid || SHMPERM_CUID(perm) == uid) { - mask = S_IRUSR; - if (!readonly) { - mask |= S_IWUSR; - } - return (SHMPERM_MODE(perm) & mask) == mask ? 0 : -1; - } - } - - if (gidset) { - /* Check the group */ - if (SHMPERM_GID(perm) == gid || SHMPERM_CGID(perm) == gid) { - mask = S_IRGRP; - if (!readonly) { - mask |= S_IWGRP; - } - return (SHMPERM_MODE(perm) & mask) == mask ? 0 : -1; - } - } - } - /* Otherwise, check everyone else */ - mask = S_IROTH; - if (!readonly) { - mask |= S_IWOTH; - } - return (SHMPERM_MODE(perm) & mask) == mask ? 0 : -1; -} - -static int -ProcShmAttach(ClientPtr client) -{ - SHMSTAT_TYPE buf; - ShmDescPtr shmdesc; - REQUEST(xShmAttachReq); - - REQUEST_SIZE_MATCH(xShmAttachReq); - LEGAL_NEW_RESOURCE(stuff->shmseg, client); - if ((stuff->readOnly != xTrue) && (stuff->readOnly != xFalse)) - { - client->errorValue = stuff->readOnly; - return BadValue; - } - for (shmdesc = Shmsegs; - shmdesc && (shmdesc->shmid != stuff->shmid); - shmdesc = shmdesc->next) - ; - if (shmdesc) - { - if (!stuff->readOnly && !shmdesc->writable) - return BadAccess; - shmdesc->refcnt++; - } - else - { - shmdesc = malloc(sizeof(ShmDescRec)); - if (!shmdesc) - return BadAlloc; - shmdesc->addr = shmat(stuff->shmid, 0, - stuff->readOnly ? SHM_RDONLY : 0); - if ((shmdesc->addr == ((char *)-1)) || - SHMSTAT(stuff->shmid, &buf)) - { - free(shmdesc); - return BadAccess; - } - - /* The attach was performed with root privs. We must - * do manual checking of access rights for the credentials - * of the client */ - - if (shm_access(client, &(SHM_PERM(buf)), stuff->readOnly) == -1) { - shmdt(shmdesc->addr); - free(shmdesc); - return BadAccess; - } - - shmdesc->shmid = stuff->shmid; - shmdesc->refcnt = 1; - shmdesc->writable = !stuff->readOnly; - shmdesc->size = SHM_SEGSZ(buf); - shmdesc->next = Shmsegs; - Shmsegs = shmdesc; - } - if (!AddResource(stuff->shmseg, ShmSegType, (pointer)shmdesc)) - return BadAlloc; - return Success; -} - -/*ARGSUSED*/ -static int -ShmDetachSegment(pointer value, /* must conform to DeleteType */ - XID shmseg) -{ - ShmDescPtr shmdesc = (ShmDescPtr)value; - ShmDescPtr *prev; - - if (--shmdesc->refcnt) - return TRUE; - shmdt(shmdesc->addr); - for (prev = &Shmsegs; *prev != shmdesc; prev = &(*prev)->next) - ; - *prev = shmdesc->next; - free(shmdesc); - return Success; -} - -static int -ProcShmDetach(ClientPtr client) -{ - ShmDescPtr shmdesc; - REQUEST(xShmDetachReq); - - REQUEST_SIZE_MATCH(xShmDetachReq); - VERIFY_SHMSEG(stuff->shmseg, shmdesc, client); - FreeResource(stuff->shmseg, RT_NONE); - return Success; -} - -/* - * If the given request doesn't exactly match PutImage's constraints, - * wrap the image in a scratch pixmap header and let CopyArea sort it out. - */ -static void -doShmPutImage(DrawablePtr dst, GCPtr pGC, - int depth, unsigned int format, - int w, int h, int sx, int sy, int sw, int sh, int dx, int dy, - char *data) -{ - PixmapPtr pPixmap; - - if (format == ZPixmap || depth == 1) { - pPixmap = GetScratchPixmapHeader(dst->pScreen, w, h, depth, - BitsPerPixel(depth), - PixmapBytePad(w, depth), - data); - if (!pPixmap) - return; - pGC->ops->CopyArea((DrawablePtr)pPixmap, dst, pGC, sx, sy, sw, sh, dx, dy); - FreeScratchPixmapHeader(pPixmap); - } else { - GCPtr putGC = GetScratchGC(depth, dst->pScreen); - - if (!putGC) - return; - - pPixmap = (*dst->pScreen->CreatePixmap)(dst->pScreen, sw, sh, depth, - CREATE_PIXMAP_USAGE_SCRATCH); - if (!pPixmap) { - FreeScratchGC(putGC); - return; - } - ValidateGC(&pPixmap->drawable, putGC); - (*putGC->ops->PutImage)(&pPixmap->drawable, putGC, depth, -sx, -sy, w, h, 0, - (format == XYPixmap) ? XYPixmap : ZPixmap, data); - FreeScratchGC(putGC); - if (format == XYBitmap) - (void)(*pGC->ops->CopyPlane)(&pPixmap->drawable, dst, pGC, 0, 0, sw, sh, - dx, dy, 1L); - else - (void)(*pGC->ops->CopyArea)(&pPixmap->drawable, dst, pGC, 0, 0, sw, sh, - dx, dy); - (*pPixmap->drawable.pScreen->DestroyPixmap)(pPixmap); - } -} - -static int -ProcShmPutImage(ClientPtr client) -{ - GCPtr pGC; - DrawablePtr pDraw; - long length; - ShmDescPtr shmdesc; - REQUEST(xShmPutImageReq); - - REQUEST_SIZE_MATCH(xShmPutImageReq); - VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); - VERIFY_SHMPTR(stuff->shmseg, stuff->offset, FALSE, shmdesc, client); - if ((stuff->sendEvent != xTrue) && (stuff->sendEvent != xFalse)) - return BadValue; - if (stuff->format == XYBitmap) - { - if (stuff->depth != 1) - return BadMatch; - length = PixmapBytePad(stuff->totalWidth, 1); - } - else if (stuff->format == XYPixmap) - { - if (pDraw->depth != stuff->depth) - return BadMatch; - length = PixmapBytePad(stuff->totalWidth, 1); - length *= stuff->depth; - } - else if (stuff->format == ZPixmap) - { - if (pDraw->depth != stuff->depth) - return BadMatch; - length = PixmapBytePad(stuff->totalWidth, stuff->depth); - } - else - { - client->errorValue = stuff->format; - return BadValue; - } - - /* - * There's a potential integer overflow in this check: - * VERIFY_SHMSIZE(shmdesc, stuff->offset, length * stuff->totalHeight, - * client); - * the version below ought to avoid it - */ - if (stuff->totalHeight != 0 && - length > (shmdesc->size - stuff->offset)/stuff->totalHeight) { - client->errorValue = stuff->totalWidth; - return BadValue; - } - if (stuff->srcX > stuff->totalWidth) - { - client->errorValue = stuff->srcX; - return BadValue; - } - if (stuff->srcY > stuff->totalHeight) - { - client->errorValue = stuff->srcY; - return BadValue; - } - if ((stuff->srcX + stuff->srcWidth) > stuff->totalWidth) - { - client->errorValue = stuff->srcWidth; - return BadValue; - } - if ((stuff->srcY + stuff->srcHeight) > stuff->totalHeight) - { - client->errorValue = stuff->srcHeight; - return BadValue; - } - - if ((((stuff->format == ZPixmap) && (stuff->srcX == 0)) || - ((stuff->format != ZPixmap) && - (stuff->srcX < screenInfo.bitmapScanlinePad) && - ((stuff->format == XYBitmap) || - ((stuff->srcY == 0) && - (stuff->srcHeight == stuff->totalHeight))))) && - ((stuff->srcX + stuff->srcWidth) == stuff->totalWidth)) - (*pGC->ops->PutImage) (pDraw, pGC, stuff->depth, - stuff->dstX, stuff->dstY, - stuff->totalWidth, stuff->srcHeight, - stuff->srcX, stuff->format, - shmdesc->addr + stuff->offset + - (stuff->srcY * length)); - else - doShmPutImage(pDraw, pGC, stuff->depth, stuff->format, - stuff->totalWidth, stuff->totalHeight, - stuff->srcX, stuff->srcY, - stuff->srcWidth, stuff->srcHeight, - stuff->dstX, stuff->dstY, - shmdesc->addr + stuff->offset); - - if (stuff->sendEvent) - { - xShmCompletionEvent ev; - - ev.type = ShmCompletionCode; - ev.drawable = stuff->drawable; - ev.minorEvent = X_ShmPutImage; - ev.majorEvent = ShmReqCode; - ev.shmseg = stuff->shmseg; - ev.offset = stuff->offset; - WriteEventsToClient(client, 1, (xEvent *) &ev); - } - - return Success; -} - -static int -ProcShmGetImage(ClientPtr client) -{ - DrawablePtr pDraw; - long lenPer = 0, length; - Mask plane = 0; - xShmGetImageReply xgi; - ShmDescPtr shmdesc; - int n, rc; - - REQUEST(xShmGetImageReq); - - REQUEST_SIZE_MATCH(xShmGetImageReq); - if ((stuff->format != XYPixmap) && (stuff->format != ZPixmap)) - { - client->errorValue = stuff->format; - return BadValue; - } - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, - DixReadAccess); - if (rc != Success) - return rc; - VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); - if (pDraw->type == DRAWABLE_WINDOW) - { - if( /* check for being viewable */ - !((WindowPtr) pDraw)->realized || - /* check for being on screen */ - pDraw->x + stuff->x < 0 || - pDraw->x + stuff->x + (int)stuff->width > pDraw->pScreen->width || - pDraw->y + stuff->y < 0 || - pDraw->y + stuff->y + (int)stuff->height > pDraw->pScreen->height || - /* check for being inside of border */ - stuff->x < - wBorderWidth((WindowPtr)pDraw) || - stuff->x + (int)stuff->width > - wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width || - stuff->y < -wBorderWidth((WindowPtr)pDraw) || - stuff->y + (int)stuff->height > - wBorderWidth((WindowPtr)pDraw) + (int)pDraw->height - ) - return BadMatch; - xgi.visual = wVisual(((WindowPtr)pDraw)); - } - else - { - if (stuff->x < 0 || - stuff->x+(int)stuff->width > pDraw->width || - stuff->y < 0 || - stuff->y+(int)stuff->height > pDraw->height - ) - return BadMatch; - xgi.visual = None; - } - xgi.type = X_Reply; - xgi.length = 0; - xgi.sequenceNumber = client->sequence; - xgi.depth = pDraw->depth; - if(stuff->format == ZPixmap) - { - length = PixmapBytePad(stuff->width, pDraw->depth) * stuff->height; - } - else - { - lenPer = PixmapBytePad(stuff->width, 1) * stuff->height; - plane = ((Mask)1) << (pDraw->depth - 1); - /* only planes asked for */ - length = lenPer * Ones(stuff->planeMask & (plane | (plane - 1))); - } - - VERIFY_SHMSIZE(shmdesc, stuff->offset, length, client); - xgi.size = length; - - if (length == 0) - { - /* nothing to do */ - } - else if (stuff->format == ZPixmap) - { - (*pDraw->pScreen->GetImage)(pDraw, stuff->x, stuff->y, - stuff->width, stuff->height, - stuff->format, stuff->planeMask, - shmdesc->addr + stuff->offset); - } - else - { - - length = stuff->offset; - for (; plane; plane >>= 1) - { - if (stuff->planeMask & plane) - { - (*pDraw->pScreen->GetImage)(pDraw, - stuff->x, stuff->y, - stuff->width, stuff->height, - stuff->format, plane, - shmdesc->addr + length); - length += lenPer; - } - } - } - - if (client->swapped) { - swaps(&xgi.sequenceNumber, n); - swapl(&xgi.length, n); - swapl(&xgi.visual, n); - swapl(&xgi.size, n); - } - WriteToClient(client, sizeof(xShmGetImageReply), (char *)&xgi); - - return Success; -} - -#ifdef PANORAMIX -static int -ProcPanoramiXShmPutImage(ClientPtr client) -{ - int j, result, orig_x, orig_y; - PanoramiXRes *draw, *gc; - Bool sendEvent, isRoot; - - REQUEST(xShmPutImageReq); - REQUEST_SIZE_MATCH(xShmPutImageReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, - XRT_GC, client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - orig_x = stuff->dstX; - orig_y = stuff->dstY; - sendEvent = stuff->sendEvent; - stuff->sendEvent = 0; - FOR_NSCREENS(j) { - if(!j) stuff->sendEvent = sendEvent; - stuff->drawable = draw->info[j].id; - stuff->gc = gc->info[j].id; - if (isRoot) { - stuff->dstX = orig_x - screenInfo.screens[j]->x; - stuff->dstY = orig_y - screenInfo.screens[j]->y; - } - result = ProcShmPutImage(client); - if(result != Success) break; - } - return result; -} - -static int -ProcPanoramiXShmGetImage(ClientPtr client) -{ - PanoramiXRes *draw; - DrawablePtr *drawables; - DrawablePtr pDraw; - xShmGetImageReply xgi; - ShmDescPtr shmdesc; - int i, x, y, w, h, format, rc; - Mask plane = 0, planemask; - long lenPer = 0, length, widthBytesLine; - Bool isRoot; - - REQUEST(xShmGetImageReq); - - REQUEST_SIZE_MATCH(xShmGetImageReq); - - if ((stuff->format != XYPixmap) && (stuff->format != ZPixmap)) { - client->errorValue = stuff->format; - return BadValue; - } - - rc = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (rc != Success) - return (rc == BadValue) ? BadDrawable : rc; - - if (draw->type == XRT_PIXMAP) - return ProcShmGetImage(client); - - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, - DixReadAccess); - if (rc != Success) - return rc; - - VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); - - x = stuff->x; - y = stuff->y; - w = stuff->width; - h = stuff->height; - format = stuff->format; - planemask = stuff->planeMask; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - if(isRoot) { - if( /* check for being onscreen */ - x < 0 || x + w > PanoramiXPixWidth || - y < 0 || y + h > PanoramiXPixHeight ) - return BadMatch; - } else { - if( /* check for being onscreen */ - screenInfo.screens[0]->x + pDraw->x + x < 0 || - screenInfo.screens[0]->x + pDraw->x + x + w > PanoramiXPixWidth || - screenInfo.screens[0]->y + pDraw->y + y < 0 || - screenInfo.screens[0]->y + pDraw->y + y + h > PanoramiXPixHeight || - /* check for being inside of border */ - x < - wBorderWidth((WindowPtr)pDraw) || - x + w > wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width || - y < -wBorderWidth((WindowPtr)pDraw) || - y + h > wBorderWidth ((WindowPtr)pDraw) + (int)pDraw->height) - return BadMatch; - } - - drawables = calloc(PanoramiXNumScreens, sizeof(DrawablePtr)); - if(!drawables) - return BadAlloc; - - drawables[0] = pDraw; - for(i = 1; i < PanoramiXNumScreens; i++) { - rc = dixLookupDrawable(drawables+i, draw->info[i].id, client, 0, - DixReadAccess); - if (rc != Success) - { - free(drawables); - return rc; - } - } - - xgi.visual = wVisual(((WindowPtr)pDraw)); - xgi.type = X_Reply; - xgi.length = 0; - xgi.sequenceNumber = client->sequence; - xgi.depth = pDraw->depth; - - if(format == ZPixmap) { - widthBytesLine = PixmapBytePad(w, pDraw->depth); - length = widthBytesLine * h; - } else { - widthBytesLine = PixmapBytePad(w, 1); - lenPer = widthBytesLine * h; - plane = ((Mask)1) << (pDraw->depth - 1); - length = lenPer * Ones(planemask & (plane | (plane - 1))); - } - - VERIFY_SHMSIZE(shmdesc, stuff->offset, length, client); - xgi.size = length; - - if (length == 0) {/* nothing to do */ } - else if (format == ZPixmap) { - XineramaGetImageData(drawables, x, y, w, h, format, planemask, - shmdesc->addr + stuff->offset, - widthBytesLine, isRoot); - } else { - - length = stuff->offset; - for (; plane; plane >>= 1) { - if (planemask & plane) { - XineramaGetImageData(drawables, x, y, w, h, - format, plane, shmdesc->addr + length, - widthBytesLine, isRoot); - length += lenPer; - } - } - } - free(drawables); - - if (client->swapped) { - int n; - swaps(&xgi.sequenceNumber, n); - swapl(&xgi.length, n); - swapl(&xgi.visual, n); - swapl(&xgi.size, n); - } - WriteToClient(client, sizeof(xShmGetImageReply), (char *)&xgi); - - return Success; -} - -static int -ProcPanoramiXShmCreatePixmap(ClientPtr client) -{ - ScreenPtr pScreen = NULL; - PixmapPtr pMap = NULL; - DrawablePtr pDraw; - DepthPtr pDepth; - int i, j, result, rc; - ShmDescPtr shmdesc; - REQUEST(xShmCreatePixmapReq); - unsigned int width, height, depth; - unsigned long size; - PanoramiXRes *newPix; - - REQUEST_SIZE_MATCH(xShmCreatePixmapReq); - client->errorValue = stuff->pid; - if (!sharedPixmaps) - return BadImplementation; - LEGAL_NEW_RESOURCE(stuff->pid, client); - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, M_ANY, - DixGetAttrAccess); - if (rc != Success) - return rc; - - VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); - - width = stuff->width; - height = stuff->height; - depth = stuff->depth; - if (!width || !height || !depth) - { - client->errorValue = 0; - return BadValue; - } - if (width > 32767 || height > 32767) - return BadAlloc; - - if (stuff->depth != 1) - { - pDepth = pDraw->pScreen->allowedDepths; - for (i=0; ipScreen->numDepths; i++, pDepth++) - if (pDepth->depth == stuff->depth) - goto CreatePmap; - client->errorValue = stuff->depth; - return BadValue; - } - -CreatePmap: - size = PixmapBytePad(width, depth) * height; - if (sizeof(size) == 4 && BitsPerPixel(depth) > 8) { - if (size < width * height) - return BadAlloc; - } - /* thankfully, offset is unsigned */ - if (stuff->offset + size < size) - return BadAlloc; - - VERIFY_SHMSIZE(shmdesc, stuff->offset, size, client); - - if(!(newPix = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - newPix->type = XRT_PIXMAP; - newPix->u.pix.shared = TRUE; - newPix->info[0].id = stuff->pid; - for(j = 1; j < PanoramiXNumScreens; j++) - newPix->info[j].id = FakeClientID(client->index); - - result = Success; - - FOR_NSCREENS(j) { - ShmScrPrivateRec *screen_priv; - pScreen = screenInfo.screens[j]; - - screen_priv = ShmGetScreenPriv(pScreen); - pMap = (*screen_priv->shmFuncs->CreatePixmap)(pScreen, - stuff->width, stuff->height, stuff->depth, - shmdesc->addr + stuff->offset); - - if (pMap) { - dixSetPrivate(&pMap->devPrivates, shmPixmapPrivateKey, shmdesc); - shmdesc->refcnt++; - pMap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - pMap->drawable.id = newPix->info[j].id; - if (!AddResource(newPix->info[j].id, RT_PIXMAP, (pointer)pMap)) { - (*pScreen->DestroyPixmap)(pMap); - result = BadAlloc; - break; - } - } else { - result = BadAlloc; - break; - } - } - - if(result == BadAlloc) { - while(j--) { - (*pScreen->DestroyPixmap)(pMap); - FreeResource(newPix->info[j].id, RT_NONE); - } - free(newPix); - } else - AddResource(stuff->pid, XRT_PIXMAP, newPix); - - return result; -} -#endif - -static PixmapPtr -fbShmCreatePixmap (ScreenPtr pScreen, - int width, int height, int depth, char *addr) -{ - PixmapPtr pPixmap; - - pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, pScreen->rootDepth, 0); - if (!pPixmap) - return NullPixmap; - - if (!(*pScreen->ModifyPixmapHeader)(pPixmap, width, height, depth, - BitsPerPixel(depth), PixmapBytePad(width, depth), (pointer)addr)) { - (*pScreen->DestroyPixmap)(pPixmap); - return NullPixmap; - } - return pPixmap; -} - -static int -ProcShmCreatePixmap(ClientPtr client) -{ - PixmapPtr pMap; - DrawablePtr pDraw; - DepthPtr pDepth; - int i, rc; - ShmDescPtr shmdesc; - ShmScrPrivateRec *screen_priv; - REQUEST(xShmCreatePixmapReq); - unsigned int width, height, depth; - unsigned long size; - - REQUEST_SIZE_MATCH(xShmCreatePixmapReq); - client->errorValue = stuff->pid; - if (!sharedPixmaps) - return BadImplementation; - LEGAL_NEW_RESOURCE(stuff->pid, client); - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, M_ANY, - DixGetAttrAccess); - if (rc != Success) - return rc; - - VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); - - width = stuff->width; - height = stuff->height; - depth = stuff->depth; - if (!width || !height || !depth) - { - client->errorValue = 0; - return BadValue; - } - if (width > 32767 || height > 32767) - return BadAlloc; - - if (stuff->depth != 1) - { - pDepth = pDraw->pScreen->allowedDepths; - for (i=0; ipScreen->numDepths; i++, pDepth++) - if (pDepth->depth == stuff->depth) - goto CreatePmap; - client->errorValue = stuff->depth; - return BadValue; - } - -CreatePmap: - size = PixmapBytePad(width, depth) * height; - if (sizeof(size) == 4 && BitsPerPixel(depth) > 8) { - if (size < width * height) - return BadAlloc; - } - /* thankfully, offset is unsigned */ - if (stuff->offset + size < size) - return BadAlloc; - - VERIFY_SHMSIZE(shmdesc, stuff->offset, size, client); - screen_priv = ShmGetScreenPriv(pDraw->pScreen); - pMap = (*screen_priv->shmFuncs->CreatePixmap)( - pDraw->pScreen, stuff->width, - stuff->height, stuff->depth, - shmdesc->addr + stuff->offset); - if (pMap) - { - rc = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, RT_PIXMAP, - pMap, RT_NONE, NULL, DixCreateAccess); - if (rc != Success) { - pDraw->pScreen->DestroyPixmap(pMap); - return rc; - } - dixSetPrivate(&pMap->devPrivates, shmPixmapPrivateKey, shmdesc); - shmdesc->refcnt++; - pMap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - pMap->drawable.id = stuff->pid; - if (AddResource(stuff->pid, RT_PIXMAP, (pointer)pMap)) - { - return Success; - } - pDraw->pScreen->DestroyPixmap(pMap); - } - return BadAlloc; -} - -static int -ProcShmDispatch (ClientPtr client) -{ - REQUEST(xReq); - switch (stuff->data) - { - case X_ShmQueryVersion: - return ProcShmQueryVersion(client); - case X_ShmAttach: - return ProcShmAttach(client); - case X_ShmDetach: - return ProcShmDetach(client); - case X_ShmPutImage: -#ifdef PANORAMIX - if ( !noPanoramiXExtension ) - return ProcPanoramiXShmPutImage(client); -#endif - return ProcShmPutImage(client); - case X_ShmGetImage: -#ifdef PANORAMIX - if ( !noPanoramiXExtension ) - return ProcPanoramiXShmGetImage(client); -#endif - return ProcShmGetImage(client); - case X_ShmCreatePixmap: -#ifdef PANORAMIX - if ( !noPanoramiXExtension ) - return ProcPanoramiXShmCreatePixmap(client); -#endif - return ProcShmCreatePixmap(client); - default: - return BadRequest; - } -} - -static void -SShmCompletionEvent(xShmCompletionEvent *from, xShmCompletionEvent *to) -{ - to->type = from->type; - cpswaps(from->sequenceNumber, to->sequenceNumber); - cpswapl(from->drawable, to->drawable); - cpswaps(from->minorEvent, to->minorEvent); - to->majorEvent = from->majorEvent; - cpswapl(from->shmseg, to->shmseg); - cpswapl(from->offset, to->offset); -} - -static int -SProcShmQueryVersion(ClientPtr client) -{ - int n; - REQUEST(xShmQueryVersionReq); - - swaps(&stuff->length, n); - return ProcShmQueryVersion(client); -} - -static int -SProcShmAttach(ClientPtr client) -{ - int n; - REQUEST(xShmAttachReq); - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xShmAttachReq); - swapl(&stuff->shmseg, n); - swapl(&stuff->shmid, n); - return ProcShmAttach(client); -} - -static int -SProcShmDetach(ClientPtr client) -{ - int n; - REQUEST(xShmDetachReq); - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xShmDetachReq); - swapl(&stuff->shmseg, n); - return ProcShmDetach(client); -} - -static int -SProcShmPutImage(ClientPtr client) -{ - int n; - REQUEST(xShmPutImageReq); - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xShmPutImageReq); - swapl(&stuff->drawable, n); - swapl(&stuff->gc, n); - swaps(&stuff->totalWidth, n); - swaps(&stuff->totalHeight, n); - swaps(&stuff->srcX, n); - swaps(&stuff->srcY, n); - swaps(&stuff->srcWidth, n); - swaps(&stuff->srcHeight, n); - swaps(&stuff->dstX, n); - swaps(&stuff->dstY, n); - swapl(&stuff->shmseg, n); - swapl(&stuff->offset, n); - return ProcShmPutImage(client); -} - -static int -SProcShmGetImage(ClientPtr client) -{ - int n; - REQUEST(xShmGetImageReq); - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xShmGetImageReq); - swapl(&stuff->drawable, n); - swaps(&stuff->x, n); - swaps(&stuff->y, n); - swaps(&stuff->width, n); - swaps(&stuff->height, n); - swapl(&stuff->planeMask, n); - swapl(&stuff->shmseg, n); - swapl(&stuff->offset, n); - return ProcShmGetImage(client); -} - -static int -SProcShmCreatePixmap(ClientPtr client) -{ - int n; - REQUEST(xShmCreatePixmapReq); - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xShmCreatePixmapReq); - swapl(&stuff->pid, n); - swapl(&stuff->drawable, n); - swaps(&stuff->width, n); - swaps(&stuff->height, n); - swapl(&stuff->shmseg, n); - swapl(&stuff->offset, n); - return ProcShmCreatePixmap(client); -} - -static int -SProcShmDispatch (ClientPtr client) -{ - REQUEST(xReq); - switch (stuff->data) - { - case X_ShmQueryVersion: - return SProcShmQueryVersion(client); - case X_ShmAttach: - return SProcShmAttach(client); - case X_ShmDetach: - return SProcShmDetach(client); - case X_ShmPutImage: - return SProcShmPutImage(client); - case X_ShmGetImage: - return SProcShmGetImage(client); - case X_ShmCreatePixmap: - return SProcShmCreatePixmap(client); - default: - return BadRequest; - } -} - -void -ShmExtensionInit(INITARGS) -{ - ExtensionEntry *extEntry; - int i; - -#ifdef MUST_CHECK_FOR_SHM_SYSCALL - if (!CheckForShmSyscall()) - { - ErrorF("MIT-SHM extension disabled due to lack of kernel support\n"); - return; - } -#endif - - if (!ShmRegisterPrivates()) - return; - - sharedPixmaps = xFalse; - { - sharedPixmaps = xTrue; - for (i = 0; i < screenInfo.numScreens; i++) - { - ShmScrPrivateRec *screen_priv = ShmInitScreenPriv(screenInfo.screens[i]); - if (!screen_priv->shmFuncs) - screen_priv->shmFuncs = &miFuncs; - if (!screen_priv->shmFuncs->CreatePixmap) - sharedPixmaps = xFalse; - } - if (sharedPixmaps) - for (i = 0; i < screenInfo.numScreens; i++) - { - ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(screenInfo.screens[i]); - screen_priv->destroyPixmap = screenInfo.screens[i]->DestroyPixmap; - screenInfo.screens[i]->DestroyPixmap = ShmDestroyPixmap; - } - } - ShmSegType = CreateNewResourceType(ShmDetachSegment, "ShmSeg"); - if (ShmSegType && - (extEntry = AddExtension(SHMNAME, ShmNumberEvents, ShmNumberErrors, - ProcShmDispatch, SProcShmDispatch, - ShmResetProc, StandardMinorOpcode))) - { - ShmReqCode = (unsigned char)extEntry->base; - ShmCompletionCode = extEntry->eventBase; - BadShmSegCode = extEntry->errorBase; - SetResourceTypeErrorValue(ShmSegType, BadShmSegCode); - EventSwapVector[ShmCompletionCode] = (EventSwapPtr) SShmCompletionEvent; - } -} +/************************************************************ + +Copyright 1989, 1998 The Open Group + +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. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +********************************************************/ + +/* THIS IS NOT AN X CONSORTIUM STANDARD OR AN X PROJECT TEAM SPECIFICATION */ + + +#define SHM + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include +#include +#include +#include +#include +#include +#include +#include "misc.h" +#include "os.h" +#include "dixstruct.h" +#include "resource.h" +#include "scrnintstr.h" +#include "windowstr.h" +#include "pixmapstr.h" +#include "gcstruct.h" +#include "extnsionst.h" +#include "servermd.h" +#include "shmint.h" +#include "xace.h" +#include +#include +#include "protocol-versions.h" + +/* Needed for Solaris cross-zone shared memory extension */ +#ifdef HAVE_SHMCTL64 +#include +#define SHMSTAT(id, buf) shmctl64(id, IPC_STAT64, buf) +#define SHMSTAT_TYPE struct shmid_ds64 +#define SHMPERM_TYPE struct ipc_perm64 +#define SHM_PERM(buf) buf.shmx_perm +#define SHM_SEGSZ(buf) buf.shmx_segsz +#define SHMPERM_UID(p) p->ipcx_uid +#define SHMPERM_CUID(p) p->ipcx_cuid +#define SHMPERM_GID(p) p->ipcx_gid +#define SHMPERM_CGID(p) p->ipcx_cgid +#define SHMPERM_MODE(p) p->ipcx_mode +#define SHMPERM_ZONEID(p) p->ipcx_zoneid +#else +#define SHMSTAT(id, buf) shmctl(id, IPC_STAT, buf) +#define SHMSTAT_TYPE struct shmid_ds +#define SHMPERM_TYPE struct ipc_perm +#define SHM_PERM(buf) buf.shm_perm +#define SHM_SEGSZ(buf) buf.shm_segsz +#define SHMPERM_UID(p) p->uid +#define SHMPERM_CUID(p) p->cuid +#define SHMPERM_GID(p) p->gid +#define SHMPERM_CGID(p) p->cgid +#define SHMPERM_MODE(p) p->mode +#endif + +#ifdef PANORAMIX +#include "panoramiX.h" +#include "panoramiXsrv.h" +#endif + +#include "modinit.h" + +typedef struct _ShmDesc { + struct _ShmDesc *next; + int shmid; + int refcnt; + char *addr; + Bool writable; + unsigned long size; +} ShmDescRec, *ShmDescPtr; + +typedef struct _ShmScrPrivateRec { + CloseScreenProcPtr CloseScreen; + ShmFuncsPtr shmFuncs; + DestroyPixmapProcPtr destroyPixmap; +} ShmScrPrivateRec; + +static PixmapPtr fbShmCreatePixmap(XSHM_CREATE_PIXMAP_ARGS); +static int ShmDetachSegment( + pointer /* value */, + XID /* shmseg */ + ); +static void ShmResetProc( + ExtensionEntry * /* extEntry */ + ); +static void SShmCompletionEvent( + xShmCompletionEvent * /* from */, + xShmCompletionEvent * /* to */ + ); + +static Bool ShmDestroyPixmap (PixmapPtr pPixmap); + + +static unsigned char ShmReqCode; +int ShmCompletionCode; +int BadShmSegCode; +RESTYPE ShmSegType; +static ShmDescPtr Shmsegs; +static Bool sharedPixmaps; +static DevPrivateKeyRec shmScrPrivateKeyRec; +#define shmScrPrivateKey (&shmScrPrivateKeyRec) +static DevPrivateKeyRec shmPixmapPrivateKeyRec; +#define shmPixmapPrivateKey (&shmPixmapPrivateKeyRec) +static ShmFuncs miFuncs = {NULL, NULL}; +static ShmFuncs fbFuncs = {fbShmCreatePixmap, NULL}; + +#define ShmGetScreenPriv(s) ((ShmScrPrivateRec *)dixLookupPrivate(&(s)->devPrivates, shmScrPrivateKey)) + +#define VERIFY_SHMSEG(shmseg,shmdesc,client) \ +{ \ + int rc; \ + rc = dixLookupResourceByType((pointer *)&(shmdesc), shmseg, ShmSegType, \ + client, DixReadAccess); \ + if (rc != Success) \ + return rc; \ +} + +#define VERIFY_SHMPTR(shmseg,offset,needwrite,shmdesc,client) \ +{ \ + VERIFY_SHMSEG(shmseg, shmdesc, client); \ + if ((offset & 3) || (offset > shmdesc->size)) \ + { \ + client->errorValue = offset; \ + return BadValue; \ + } \ + if (needwrite && !shmdesc->writable) \ + return BadAccess; \ +} + +#define VERIFY_SHMSIZE(shmdesc,offset,len,client) \ +{ \ + if ((offset + len) > shmdesc->size) \ + { \ + return BadAccess; \ + } \ +} + + +#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__CYGWIN__) || defined(__DragonFly__) +#include + +static Bool badSysCall = FALSE; + +static void +SigSysHandler(int signo) +{ + badSysCall = TRUE; +} + +static Bool CheckForShmSyscall(void) +{ + void (*oldHandler)(); + int shmid = -1; + + /* If no SHM support in the kernel, the bad syscall will generate SIGSYS */ + oldHandler = signal(SIGSYS, SigSysHandler); + + badSysCall = FALSE; + shmid = shmget(IPC_PRIVATE, 4096, IPC_CREAT); + + if (shmid != -1) + { + /* Successful allocation - clean up */ + shmctl(shmid, IPC_RMID, NULL); + } + else + { + /* Allocation failed */ + badSysCall = TRUE; + } + signal(SIGSYS, oldHandler); + return !badSysCall; +} + +#define MUST_CHECK_FOR_SHM_SYSCALL + +#endif + +static Bool +ShmCloseScreen(int i, ScreenPtr pScreen) +{ + ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(pScreen); + pScreen->CloseScreen = screen_priv->CloseScreen; + dixSetPrivate(&pScreen->devPrivates, shmScrPrivateKey, NULL); + free(screen_priv); + return (*pScreen->CloseScreen) (i, pScreen); +} + +static ShmScrPrivateRec * +ShmInitScreenPriv(ScreenPtr pScreen) +{ + ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(pScreen); + if (!screen_priv) + { + screen_priv = calloc(1, sizeof (ShmScrPrivateRec)); + screen_priv->CloseScreen = pScreen->CloseScreen; + dixSetPrivate(&pScreen->devPrivates, shmScrPrivateKey, screen_priv); + pScreen->CloseScreen = ShmCloseScreen; + } + return screen_priv; +} + +static Bool +ShmRegisterPrivates(void) +{ + if (!dixRegisterPrivateKey(&shmScrPrivateKeyRec, PRIVATE_SCREEN, 0)) + return FALSE; + if (!dixRegisterPrivateKey(&shmPixmapPrivateKeyRec, PRIVATE_PIXMAP, 0)) + return FALSE; + return TRUE; +} + +/*ARGSUSED*/ +static void +ShmResetProc(ExtensionEntry *extEntry) +{ + int i; + for (i = 0; i < screenInfo.numScreens; i++) + ShmRegisterFuncs(screenInfo.screens[i], NULL); +} + +void +ShmRegisterFuncs(ScreenPtr pScreen, ShmFuncsPtr funcs) +{ + if (!ShmRegisterPrivates()) + return; + ShmInitScreenPriv(pScreen)->shmFuncs = funcs; +} + +static Bool +ShmDestroyPixmap (PixmapPtr pPixmap) +{ + ScreenPtr pScreen = pPixmap->drawable.pScreen; + ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(pScreen); + Bool ret; + if (pPixmap->refcnt == 1) + { + ShmDescPtr shmdesc; + shmdesc = (ShmDescPtr)dixLookupPrivate(&pPixmap->devPrivates, + shmPixmapPrivateKey); + if (shmdesc) + ShmDetachSegment ((pointer) shmdesc, pPixmap->drawable.id); + } + + pScreen->DestroyPixmap = screen_priv->destroyPixmap; + ret = (*pScreen->DestroyPixmap) (pPixmap); + screen_priv->destroyPixmap = pScreen->DestroyPixmap; + pScreen->DestroyPixmap = ShmDestroyPixmap; + return ret; +} + +void +ShmRegisterFbFuncs(ScreenPtr pScreen) +{ + ShmRegisterFuncs(pScreen, &fbFuncs); +} + +static int +ProcShmQueryVersion(ClientPtr client) +{ + xShmQueryVersionReply rep; + int n; + + REQUEST_SIZE_MATCH(xShmQueryVersionReq); + memset(&rep, 0, sizeof(xShmQueryVersionReply)); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.sharedPixmaps = sharedPixmaps; + rep.pixmapFormat = sharedPixmaps ? ZPixmap : 0; + rep.majorVersion = SERVER_SHM_MAJOR_VERSION; + rep.minorVersion = SERVER_SHM_MINOR_VERSION; + rep.uid = geteuid(); + rep.gid = getegid(); + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swaps(&rep.majorVersion, n); + swaps(&rep.minorVersion, n); + swaps(&rep.uid, n); + swaps(&rep.gid, n); + } + WriteToClient(client, sizeof(xShmQueryVersionReply), (char *)&rep); + return Success; +} + +/* + * Simulate the access() system call for a shared memory segement, + * using the credentials from the client if available + */ +static int +shm_access(ClientPtr client, SHMPERM_TYPE *perm, int readonly) +{ + int uid, gid; + mode_t mask; + int uidset = 0, gidset = 0; + LocalClientCredRec *lcc; + + if (GetLocalClientCreds(client, &lcc) != -1) { + + if (lcc->fieldsSet & LCC_UID_SET) { + uid = lcc->euid; + uidset = 1; + } + if (lcc->fieldsSet & LCC_GID_SET) { + gid = lcc->egid; + gidset = 1; + } + +#if defined(HAVE_GETZONEID) && defined(SHMPERM_ZONEID) + if ( ((lcc->fieldsSet & LCC_ZID_SET) == 0) || (lcc->zoneid == -1) + || (lcc->zoneid != SHMPERM_ZONEID(perm))) { + uidset = 0; + gidset = 0; + } +#endif + FreeLocalClientCreds(lcc); + + if (uidset) { + /* User id 0 always gets access */ + if (uid == 0) { + return 0; + } + /* Check the owner */ + if (SHMPERM_UID(perm) == uid || SHMPERM_CUID(perm) == uid) { + mask = S_IRUSR; + if (!readonly) { + mask |= S_IWUSR; + } + return (SHMPERM_MODE(perm) & mask) == mask ? 0 : -1; + } + } + + if (gidset) { + /* Check the group */ + if (SHMPERM_GID(perm) == gid || SHMPERM_CGID(perm) == gid) { + mask = S_IRGRP; + if (!readonly) { + mask |= S_IWGRP; + } + return (SHMPERM_MODE(perm) & mask) == mask ? 0 : -1; + } + } + } + /* Otherwise, check everyone else */ + mask = S_IROTH; + if (!readonly) { + mask |= S_IWOTH; + } + return (SHMPERM_MODE(perm) & mask) == mask ? 0 : -1; +} + +static int +ProcShmAttach(ClientPtr client) +{ + SHMSTAT_TYPE buf; + ShmDescPtr shmdesc; + REQUEST(xShmAttachReq); + + REQUEST_SIZE_MATCH(xShmAttachReq); + LEGAL_NEW_RESOURCE(stuff->shmseg, client); + if ((stuff->readOnly != xTrue) && (stuff->readOnly != xFalse)) + { + client->errorValue = stuff->readOnly; + return BadValue; + } + for (shmdesc = Shmsegs; + shmdesc && (shmdesc->shmid != stuff->shmid); + shmdesc = shmdesc->next) + ; + if (shmdesc) + { + if (!stuff->readOnly && !shmdesc->writable) + return BadAccess; + shmdesc->refcnt++; + } + else + { + shmdesc = malloc(sizeof(ShmDescRec)); + if (!shmdesc) + return BadAlloc; + shmdesc->addr = shmat(stuff->shmid, 0, + stuff->readOnly ? SHM_RDONLY : 0); + if ((shmdesc->addr == ((char *)-1)) || + SHMSTAT(stuff->shmid, &buf)) + { + free(shmdesc); + return BadAccess; + } + + /* The attach was performed with root privs. We must + * do manual checking of access rights for the credentials + * of the client */ + + if (shm_access(client, &(SHM_PERM(buf)), stuff->readOnly) == -1) { + shmdt(shmdesc->addr); + free(shmdesc); + return BadAccess; + } + + shmdesc->shmid = stuff->shmid; + shmdesc->refcnt = 1; + shmdesc->writable = !stuff->readOnly; + shmdesc->size = SHM_SEGSZ(buf); + shmdesc->next = Shmsegs; + Shmsegs = shmdesc; + } + if (!AddResource(stuff->shmseg, ShmSegType, (pointer)shmdesc)) + return BadAlloc; + return Success; +} + +/*ARGSUSED*/ +static int +ShmDetachSegment(pointer value, /* must conform to DeleteType */ + XID shmseg) +{ + ShmDescPtr shmdesc = (ShmDescPtr)value; + ShmDescPtr *prev; + + if (--shmdesc->refcnt) + return TRUE; + shmdt(shmdesc->addr); + for (prev = &Shmsegs; *prev != shmdesc; prev = &(*prev)->next) + ; + *prev = shmdesc->next; + free(shmdesc); + return Success; +} + +static int +ProcShmDetach(ClientPtr client) +{ + ShmDescPtr shmdesc; + REQUEST(xShmDetachReq); + + REQUEST_SIZE_MATCH(xShmDetachReq); + VERIFY_SHMSEG(stuff->shmseg, shmdesc, client); + FreeResource(stuff->shmseg, RT_NONE); + return Success; +} + +/* + * If the given request doesn't exactly match PutImage's constraints, + * wrap the image in a scratch pixmap header and let CopyArea sort it out. + */ +static void +doShmPutImage(DrawablePtr dst, GCPtr pGC, + int depth, unsigned int format, + int w, int h, int sx, int sy, int sw, int sh, int dx, int dy, + char *data) +{ + PixmapPtr pPixmap; + + if (format == ZPixmap || depth == 1) { + pPixmap = GetScratchPixmapHeader(dst->pScreen, w, h, depth, + BitsPerPixel(depth), + PixmapBytePad(w, depth), + data); + if (!pPixmap) + return; + pGC->ops->CopyArea((DrawablePtr)pPixmap, dst, pGC, sx, sy, sw, sh, dx, dy); + FreeScratchPixmapHeader(pPixmap); + } else { + GCPtr putGC = GetScratchGC(depth, dst->pScreen); + + if (!putGC) + return; + + pPixmap = (*dst->pScreen->CreatePixmap)(dst->pScreen, sw, sh, depth, + CREATE_PIXMAP_USAGE_SCRATCH); + if (!pPixmap) { + FreeScratchGC(putGC); + return; + } + ValidateGC(&pPixmap->drawable, putGC); + (*putGC->ops->PutImage)(&pPixmap->drawable, putGC, depth, -sx, -sy, w, h, 0, + (format == XYPixmap) ? XYPixmap : ZPixmap, data); + FreeScratchGC(putGC); + if (format == XYBitmap) + (void)(*pGC->ops->CopyPlane)(&pPixmap->drawable, dst, pGC, 0, 0, sw, sh, + dx, dy, 1L); + else + (void)(*pGC->ops->CopyArea)(&pPixmap->drawable, dst, pGC, 0, 0, sw, sh, + dx, dy); + (*pPixmap->drawable.pScreen->DestroyPixmap)(pPixmap); + } +} + +static int +ProcShmPutImage(ClientPtr client) +{ + GCPtr pGC; + DrawablePtr pDraw; + long length; + ShmDescPtr shmdesc; + REQUEST(xShmPutImageReq); + + REQUEST_SIZE_MATCH(xShmPutImageReq); + VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); + VERIFY_SHMPTR(stuff->shmseg, stuff->offset, FALSE, shmdesc, client); + if ((stuff->sendEvent != xTrue) && (stuff->sendEvent != xFalse)) + return BadValue; + if (stuff->format == XYBitmap) + { + if (stuff->depth != 1) + return BadMatch; + length = PixmapBytePad(stuff->totalWidth, 1); + } + else if (stuff->format == XYPixmap) + { + if (pDraw->depth != stuff->depth) + return BadMatch; + length = PixmapBytePad(stuff->totalWidth, 1); + length *= stuff->depth; + } + else if (stuff->format == ZPixmap) + { + if (pDraw->depth != stuff->depth) + return BadMatch; + length = PixmapBytePad(stuff->totalWidth, stuff->depth); + } + else + { + client->errorValue = stuff->format; + return BadValue; + } + + /* + * There's a potential integer overflow in this check: + * VERIFY_SHMSIZE(shmdesc, stuff->offset, length * stuff->totalHeight, + * client); + * the version below ought to avoid it + */ + if (stuff->totalHeight != 0 && + length > (shmdesc->size - stuff->offset)/stuff->totalHeight) { + client->errorValue = stuff->totalWidth; + return BadValue; + } + if (stuff->srcX > stuff->totalWidth) + { + client->errorValue = stuff->srcX; + return BadValue; + } + if (stuff->srcY > stuff->totalHeight) + { + client->errorValue = stuff->srcY; + return BadValue; + } + if ((stuff->srcX + stuff->srcWidth) > stuff->totalWidth) + { + client->errorValue = stuff->srcWidth; + return BadValue; + } + if ((stuff->srcY + stuff->srcHeight) > stuff->totalHeight) + { + client->errorValue = stuff->srcHeight; + return BadValue; + } + + if ((((stuff->format == ZPixmap) && (stuff->srcX == 0)) || + ((stuff->format != ZPixmap) && + (stuff->srcX < screenInfo.bitmapScanlinePad) && + ((stuff->format == XYBitmap) || + ((stuff->srcY == 0) && + (stuff->srcHeight == stuff->totalHeight))))) && + ((stuff->srcX + stuff->srcWidth) == stuff->totalWidth)) + (*pGC->ops->PutImage) (pDraw, pGC, stuff->depth, + stuff->dstX, stuff->dstY, + stuff->totalWidth, stuff->srcHeight, + stuff->srcX, stuff->format, + shmdesc->addr + stuff->offset + + (stuff->srcY * length)); + else + doShmPutImage(pDraw, pGC, stuff->depth, stuff->format, + stuff->totalWidth, stuff->totalHeight, + stuff->srcX, stuff->srcY, + stuff->srcWidth, stuff->srcHeight, + stuff->dstX, stuff->dstY, + shmdesc->addr + stuff->offset); + + if (stuff->sendEvent) + { + xShmCompletionEvent ev; + + ev.type = ShmCompletionCode; + ev.drawable = stuff->drawable; + ev.minorEvent = X_ShmPutImage; + ev.majorEvent = ShmReqCode; + ev.shmseg = stuff->shmseg; + ev.offset = stuff->offset; + WriteEventsToClient(client, 1, (xEvent *) &ev); + } + + return Success; +} + +static int +ProcShmGetImage(ClientPtr client) +{ + DrawablePtr pDraw; + long lenPer = 0, length; + Mask plane = 0; + xShmGetImageReply xgi; + ShmDescPtr shmdesc; + int n, rc; + + REQUEST(xShmGetImageReq); + + REQUEST_SIZE_MATCH(xShmGetImageReq); + if ((stuff->format != XYPixmap) && (stuff->format != ZPixmap)) + { + client->errorValue = stuff->format; + return BadValue; + } + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, + DixReadAccess); + if (rc != Success) + return rc; + VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); + if (pDraw->type == DRAWABLE_WINDOW) + { + if( /* check for being viewable */ + !((WindowPtr) pDraw)->realized || + /* check for being on screen */ + pDraw->x + stuff->x < 0 || + pDraw->x + stuff->x + (int)stuff->width > pDraw->pScreen->width || + pDraw->y + stuff->y < 0 || + pDraw->y + stuff->y + (int)stuff->height > pDraw->pScreen->height || + /* check for being inside of border */ + stuff->x < - wBorderWidth((WindowPtr)pDraw) || + stuff->x + (int)stuff->width > + wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width || + stuff->y < -wBorderWidth((WindowPtr)pDraw) || + stuff->y + (int)stuff->height > + wBorderWidth((WindowPtr)pDraw) + (int)pDraw->height + ) + return BadMatch; + xgi.visual = wVisual(((WindowPtr)pDraw)); + } + else + { + if (stuff->x < 0 || + stuff->x+(int)stuff->width > pDraw->width || + stuff->y < 0 || + stuff->y+(int)stuff->height > pDraw->height + ) + return BadMatch; + xgi.visual = None; + } + xgi.type = X_Reply; + xgi.length = 0; + xgi.sequenceNumber = client->sequence; + xgi.depth = pDraw->depth; + if(stuff->format == ZPixmap) + { + length = PixmapBytePad(stuff->width, pDraw->depth) * stuff->height; + } + else + { + lenPer = PixmapBytePad(stuff->width, 1) * stuff->height; + plane = ((Mask)1) << (pDraw->depth - 1); + /* only planes asked for */ + length = lenPer * Ones(stuff->planeMask & (plane | (plane - 1))); + } + + VERIFY_SHMSIZE(shmdesc, stuff->offset, length, client); + xgi.size = length; + + if (length == 0) + { + /* nothing to do */ + } + else if (stuff->format == ZPixmap) + { + (*pDraw->pScreen->GetImage)(pDraw, stuff->x, stuff->y, + stuff->width, stuff->height, + stuff->format, stuff->planeMask, + shmdesc->addr + stuff->offset); + } + else + { + + length = stuff->offset; + for (; plane; plane >>= 1) + { + if (stuff->planeMask & plane) + { + (*pDraw->pScreen->GetImage)(pDraw, + stuff->x, stuff->y, + stuff->width, stuff->height, + stuff->format, plane, + shmdesc->addr + length); + length += lenPer; + } + } + } + + if (client->swapped) { + swaps(&xgi.sequenceNumber, n); + swapl(&xgi.length, n); + swapl(&xgi.visual, n); + swapl(&xgi.size, n); + } + WriteToClient(client, sizeof(xShmGetImageReply), (char *)&xgi); + + return Success; +} + +#ifdef PANORAMIX +static int +ProcPanoramiXShmPutImage(ClientPtr client) +{ + int j, result, orig_x, orig_y; + PanoramiXRes *draw, *gc; + Bool sendEvent, isRoot; + + REQUEST(xShmPutImageReq); + REQUEST_SIZE_MATCH(xShmPutImageReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, + XRT_GC, client, DixReadAccess); + if (result != Success) + return result; + + isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; + + orig_x = stuff->dstX; + orig_y = stuff->dstY; + sendEvent = stuff->sendEvent; + stuff->sendEvent = 0; + FOR_NSCREENS(j) { + if(!j) stuff->sendEvent = sendEvent; + stuff->drawable = draw->info[j].id; + stuff->gc = gc->info[j].id; + if (isRoot) { + stuff->dstX = orig_x - screenInfo.screens[j]->x; + stuff->dstY = orig_y - screenInfo.screens[j]->y; + } + result = ProcShmPutImage(client); + if(result != Success) break; + } + return result; +} + +static int +ProcPanoramiXShmGetImage(ClientPtr client) +{ + PanoramiXRes *draw; + DrawablePtr *drawables; + DrawablePtr pDraw; + xShmGetImageReply xgi; + ShmDescPtr shmdesc; + int i, x, y, w, h, format, rc; + Mask plane = 0, planemask; + long lenPer = 0, length, widthBytesLine; + Bool isRoot; + + REQUEST(xShmGetImageReq); + + REQUEST_SIZE_MATCH(xShmGetImageReq); + + if ((stuff->format != XYPixmap) && (stuff->format != ZPixmap)) { + client->errorValue = stuff->format; + return BadValue; + } + + rc = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (rc != Success) + return (rc == BadValue) ? BadDrawable : rc; + + if (draw->type == XRT_PIXMAP) + return ProcShmGetImage(client); + + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, + DixReadAccess); + if (rc != Success) + return rc; + + VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); + + x = stuff->x; + y = stuff->y; + w = stuff->width; + h = stuff->height; + format = stuff->format; + planemask = stuff->planeMask; + + isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; + + if(isRoot) { + if( /* check for being onscreen */ + x < 0 || x + w > PanoramiXPixWidth || + y < 0 || y + h > PanoramiXPixHeight ) + return BadMatch; + } else { + if( /* check for being onscreen */ + screenInfo.screens[0]->x + pDraw->x + x < 0 || + screenInfo.screens[0]->x + pDraw->x + x + w > PanoramiXPixWidth || + screenInfo.screens[0]->y + pDraw->y + y < 0 || + screenInfo.screens[0]->y + pDraw->y + y + h > PanoramiXPixHeight || + /* check for being inside of border */ + x < - wBorderWidth((WindowPtr)pDraw) || + x + w > wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width || + y < -wBorderWidth((WindowPtr)pDraw) || + y + h > wBorderWidth ((WindowPtr)pDraw) + (int)pDraw->height) + return BadMatch; + } + + drawables = calloc(PanoramiXNumScreens, sizeof(DrawablePtr)); + if(!drawables) + return BadAlloc; + + drawables[0] = pDraw; + FOR_NSCREENS_FORWARD_SKIP(i) { + rc = dixLookupDrawable(drawables+i, draw->info[i].id, client, 0, + DixReadAccess); + if (rc != Success) + { + free(drawables); + return rc; + } + } + + xgi.visual = wVisual(((WindowPtr)pDraw)); + xgi.type = X_Reply; + xgi.length = 0; + xgi.sequenceNumber = client->sequence; + xgi.depth = pDraw->depth; + + if(format == ZPixmap) { + widthBytesLine = PixmapBytePad(w, pDraw->depth); + length = widthBytesLine * h; + } else { + widthBytesLine = PixmapBytePad(w, 1); + lenPer = widthBytesLine * h; + plane = ((Mask)1) << (pDraw->depth - 1); + length = lenPer * Ones(planemask & (plane | (plane - 1))); + } + + VERIFY_SHMSIZE(shmdesc, stuff->offset, length, client); + xgi.size = length; + + if (length == 0) {/* nothing to do */ } + else if (format == ZPixmap) { + XineramaGetImageData(drawables, x, y, w, h, format, planemask, + shmdesc->addr + stuff->offset, + widthBytesLine, isRoot); + } else { + + length = stuff->offset; + for (; plane; plane >>= 1) { + if (planemask & plane) { + XineramaGetImageData(drawables, x, y, w, h, + format, plane, shmdesc->addr + length, + widthBytesLine, isRoot); + length += lenPer; + } + } + } + free(drawables); + + if (client->swapped) { + int n; + swaps(&xgi.sequenceNumber, n); + swapl(&xgi.length, n); + swapl(&xgi.visual, n); + swapl(&xgi.size, n); + } + WriteToClient(client, sizeof(xShmGetImageReply), (char *)&xgi); + + return Success; +} + +static int +ProcPanoramiXShmCreatePixmap(ClientPtr client) +{ + ScreenPtr pScreen = NULL; + PixmapPtr pMap = NULL; + DrawablePtr pDraw; + DepthPtr pDepth; + int i, j, result, rc; + ShmDescPtr shmdesc; + REQUEST(xShmCreatePixmapReq); + unsigned int width, height, depth; + unsigned long size; + PanoramiXRes *newPix; + + REQUEST_SIZE_MATCH(xShmCreatePixmapReq); + client->errorValue = stuff->pid; + if (!sharedPixmaps) + return BadImplementation; + LEGAL_NEW_RESOURCE(stuff->pid, client); + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, M_ANY, + DixGetAttrAccess); + if (rc != Success) + return rc; + + VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); + + width = stuff->width; + height = stuff->height; + depth = stuff->depth; + if (!width || !height || !depth) + { + client->errorValue = 0; + return BadValue; + } + if (width > 32767 || height > 32767) + return BadAlloc; + + if (stuff->depth != 1) + { + pDepth = pDraw->pScreen->allowedDepths; + for (i=0; ipScreen->numDepths; i++, pDepth++) + if (pDepth->depth == stuff->depth) + goto CreatePmap; + client->errorValue = stuff->depth; + return BadValue; + } + +CreatePmap: + size = PixmapBytePad(width, depth) * height; + if (sizeof(size) == 4 && BitsPerPixel(depth) > 8) { + if (size < width * height) + return BadAlloc; + } + /* thankfully, offset is unsigned */ + if (stuff->offset + size < size) + return BadAlloc; + + VERIFY_SHMSIZE(shmdesc, stuff->offset, size, client); + + if(!(newPix = malloc(sizeof(PanoramiXRes)))) + return BadAlloc; + + newPix->type = XRT_PIXMAP; + newPix->u.pix.shared = TRUE; + panoramix_setup_ids(newPix, client, stuff->pid); + + result = Success; + + FOR_NSCREENS(j) { + ShmScrPrivateRec *screen_priv; + pScreen = screenInfo.screens[j]; + + screen_priv = ShmGetScreenPriv(pScreen); + pMap = (*screen_priv->shmFuncs->CreatePixmap)(pScreen, + stuff->width, stuff->height, stuff->depth, + shmdesc->addr + stuff->offset); + + if (pMap) { + dixSetPrivate(&pMap->devPrivates, shmPixmapPrivateKey, shmdesc); + shmdesc->refcnt++; + pMap->drawable.serialNumber = NEXT_SERIAL_NUMBER; + pMap->drawable.id = newPix->info[j].id; + if (!AddResource(newPix->info[j].id, RT_PIXMAP, (pointer)pMap)) { + (*pScreen->DestroyPixmap)(pMap); + result = BadAlloc; + break; + } + } else { + result = BadAlloc; + break; + } + } + + if(result == BadAlloc) { + while(j--) { + (*pScreen->DestroyPixmap)(pMap); + FreeResource(newPix->info[j].id, RT_NONE); + } + free(newPix); + } else + AddResource(stuff->pid, XRT_PIXMAP, newPix); + + return result; +} +#endif + +static PixmapPtr +fbShmCreatePixmap (ScreenPtr pScreen, + int width, int height, int depth, char *addr) +{ + PixmapPtr pPixmap; + + pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, pScreen->rootDepth, 0); + if (!pPixmap) + return NullPixmap; + + if (!(*pScreen->ModifyPixmapHeader)(pPixmap, width, height, depth, + BitsPerPixel(depth), PixmapBytePad(width, depth), (pointer)addr)) { + (*pScreen->DestroyPixmap)(pPixmap); + return NullPixmap; + } + return pPixmap; +} + +static int +ProcShmCreatePixmap(ClientPtr client) +{ + PixmapPtr pMap; + DrawablePtr pDraw; + DepthPtr pDepth; + int i, rc; + ShmDescPtr shmdesc; + ShmScrPrivateRec *screen_priv; + REQUEST(xShmCreatePixmapReq); + unsigned int width, height, depth; + unsigned long size; + + REQUEST_SIZE_MATCH(xShmCreatePixmapReq); + client->errorValue = stuff->pid; + if (!sharedPixmaps) + return BadImplementation; + LEGAL_NEW_RESOURCE(stuff->pid, client); + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, M_ANY, + DixGetAttrAccess); + if (rc != Success) + return rc; + + VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client); + + width = stuff->width; + height = stuff->height; + depth = stuff->depth; + if (!width || !height || !depth) + { + client->errorValue = 0; + return BadValue; + } + if (width > 32767 || height > 32767) + return BadAlloc; + + if (stuff->depth != 1) + { + pDepth = pDraw->pScreen->allowedDepths; + for (i=0; ipScreen->numDepths; i++, pDepth++) + if (pDepth->depth == stuff->depth) + goto CreatePmap; + client->errorValue = stuff->depth; + return BadValue; + } + +CreatePmap: + size = PixmapBytePad(width, depth) * height; + if (sizeof(size) == 4 && BitsPerPixel(depth) > 8) { + if (size < width * height) + return BadAlloc; + } + /* thankfully, offset is unsigned */ + if (stuff->offset + size < size) + return BadAlloc; + + VERIFY_SHMSIZE(shmdesc, stuff->offset, size, client); + screen_priv = ShmGetScreenPriv(pDraw->pScreen); + pMap = (*screen_priv->shmFuncs->CreatePixmap)( + pDraw->pScreen, stuff->width, + stuff->height, stuff->depth, + shmdesc->addr + stuff->offset); + if (pMap) + { + rc = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, RT_PIXMAP, + pMap, RT_NONE, NULL, DixCreateAccess); + if (rc != Success) { + pDraw->pScreen->DestroyPixmap(pMap); + return rc; + } + dixSetPrivate(&pMap->devPrivates, shmPixmapPrivateKey, shmdesc); + shmdesc->refcnt++; + pMap->drawable.serialNumber = NEXT_SERIAL_NUMBER; + pMap->drawable.id = stuff->pid; + if (AddResource(stuff->pid, RT_PIXMAP, (pointer)pMap)) + { + return Success; + } + pDraw->pScreen->DestroyPixmap(pMap); + } + return BadAlloc; +} + +static int +ProcShmDispatch (ClientPtr client) +{ + REQUEST(xReq); + switch (stuff->data) + { + case X_ShmQueryVersion: + return ProcShmQueryVersion(client); + case X_ShmAttach: + return ProcShmAttach(client); + case X_ShmDetach: + return ProcShmDetach(client); + case X_ShmPutImage: +#ifdef PANORAMIX + if ( !noPanoramiXExtension ) + return ProcPanoramiXShmPutImage(client); +#endif + return ProcShmPutImage(client); + case X_ShmGetImage: +#ifdef PANORAMIX + if ( !noPanoramiXExtension ) + return ProcPanoramiXShmGetImage(client); +#endif + return ProcShmGetImage(client); + case X_ShmCreatePixmap: +#ifdef PANORAMIX + if ( !noPanoramiXExtension ) + return ProcPanoramiXShmCreatePixmap(client); +#endif + return ProcShmCreatePixmap(client); + default: + return BadRequest; + } +} + +static void +SShmCompletionEvent(xShmCompletionEvent *from, xShmCompletionEvent *to) +{ + to->type = from->type; + cpswaps(from->sequenceNumber, to->sequenceNumber); + cpswapl(from->drawable, to->drawable); + cpswaps(from->minorEvent, to->minorEvent); + to->majorEvent = from->majorEvent; + cpswapl(from->shmseg, to->shmseg); + cpswapl(from->offset, to->offset); +} + +static int +SProcShmQueryVersion(ClientPtr client) +{ + int n; + REQUEST(xShmQueryVersionReq); + + swaps(&stuff->length, n); + return ProcShmQueryVersion(client); +} + +static int +SProcShmAttach(ClientPtr client) +{ + int n; + REQUEST(xShmAttachReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xShmAttachReq); + swapl(&stuff->shmseg, n); + swapl(&stuff->shmid, n); + return ProcShmAttach(client); +} + +static int +SProcShmDetach(ClientPtr client) +{ + int n; + REQUEST(xShmDetachReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xShmDetachReq); + swapl(&stuff->shmseg, n); + return ProcShmDetach(client); +} + +static int +SProcShmPutImage(ClientPtr client) +{ + int n; + REQUEST(xShmPutImageReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xShmPutImageReq); + swapl(&stuff->drawable, n); + swapl(&stuff->gc, n); + swaps(&stuff->totalWidth, n); + swaps(&stuff->totalHeight, n); + swaps(&stuff->srcX, n); + swaps(&stuff->srcY, n); + swaps(&stuff->srcWidth, n); + swaps(&stuff->srcHeight, n); + swaps(&stuff->dstX, n); + swaps(&stuff->dstY, n); + swapl(&stuff->shmseg, n); + swapl(&stuff->offset, n); + return ProcShmPutImage(client); +} + +static int +SProcShmGetImage(ClientPtr client) +{ + int n; + REQUEST(xShmGetImageReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xShmGetImageReq); + swapl(&stuff->drawable, n); + swaps(&stuff->x, n); + swaps(&stuff->y, n); + swaps(&stuff->width, n); + swaps(&stuff->height, n); + swapl(&stuff->planeMask, n); + swapl(&stuff->shmseg, n); + swapl(&stuff->offset, n); + return ProcShmGetImage(client); +} + +static int +SProcShmCreatePixmap(ClientPtr client) +{ + int n; + REQUEST(xShmCreatePixmapReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xShmCreatePixmapReq); + swapl(&stuff->pid, n); + swapl(&stuff->drawable, n); + swaps(&stuff->width, n); + swaps(&stuff->height, n); + swapl(&stuff->shmseg, n); + swapl(&stuff->offset, n); + return ProcShmCreatePixmap(client); +} + +static int +SProcShmDispatch (ClientPtr client) +{ + REQUEST(xReq); + switch (stuff->data) + { + case X_ShmQueryVersion: + return SProcShmQueryVersion(client); + case X_ShmAttach: + return SProcShmAttach(client); + case X_ShmDetach: + return SProcShmDetach(client); + case X_ShmPutImage: + return SProcShmPutImage(client); + case X_ShmGetImage: + return SProcShmGetImage(client); + case X_ShmCreatePixmap: + return SProcShmCreatePixmap(client); + default: + return BadRequest; + } +} + +void +ShmExtensionInit(INITARGS) +{ + ExtensionEntry *extEntry; + int i; + +#ifdef MUST_CHECK_FOR_SHM_SYSCALL + if (!CheckForShmSyscall()) + { + ErrorF("MIT-SHM extension disabled due to lack of kernel support\n"); + return; + } +#endif + + if (!ShmRegisterPrivates()) + return; + + sharedPixmaps = xFalse; + { + sharedPixmaps = xTrue; + for (i = 0; i < screenInfo.numScreens; i++) + { + ShmScrPrivateRec *screen_priv = ShmInitScreenPriv(screenInfo.screens[i]); + if (!screen_priv->shmFuncs) + screen_priv->shmFuncs = &miFuncs; + if (!screen_priv->shmFuncs->CreatePixmap) + sharedPixmaps = xFalse; + } + if (sharedPixmaps) + for (i = 0; i < screenInfo.numScreens; i++) + { + ShmScrPrivateRec *screen_priv = ShmGetScreenPriv(screenInfo.screens[i]); + screen_priv->destroyPixmap = screenInfo.screens[i]->DestroyPixmap; + screenInfo.screens[i]->DestroyPixmap = ShmDestroyPixmap; + } + } + ShmSegType = CreateNewResourceType(ShmDetachSegment, "ShmSeg"); + if (ShmSegType && + (extEntry = AddExtension(SHMNAME, ShmNumberEvents, ShmNumberErrors, + ProcShmDispatch, SProcShmDispatch, + ShmResetProc, StandardMinorOpcode))) + { + ShmReqCode = (unsigned char)extEntry->base; + ShmCompletionCode = extEntry->eventBase; + BadShmSegCode = extEntry->errorBase; + SetResourceTypeErrorValue(ShmSegType, BadShmSegCode); + EventSwapVector[ShmCompletionCode] = (EventSwapPtr) SShmCompletionEvent; + } +} diff --git a/xorg-server/Xext/xvdisp.c b/xorg-server/Xext/xvdisp.c index e723fd84b..b96843159 100644 --- a/xorg-server/Xext/xvdisp.c +++ b/xorg-server/Xext/xvdisp.c @@ -1,1961 +1,1961 @@ -/*********************************************************** -Copyright 1991 by Digital Equipment Corporation, Maynard, Massachusetts, -and the Massachusetts Institute of Technology, Cambridge, Massachusetts. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -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 names of Digital or MIT not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -DIGITAL 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. -******************************************************************/ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include - -#include -#include -#include "misc.h" -#include "scrnintstr.h" -#include "windowstr.h" -#include "pixmapstr.h" -#include "gcstruct.h" -#include "dixstruct.h" -#include "resource.h" -#include "opaque.h" - -#include -#include -#include "xvdix.h" -#ifdef MITSHM -#include -#endif - -#include "xvdisp.h" - -#ifdef PANORAMIX -#include "panoramiX.h" -#include "panoramiXsrv.h" - -unsigned long XvXRTPort; -#endif - -static int -SWriteQueryExtensionReply( - ClientPtr client, - xvQueryExtensionReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swaps(&rep->version, n); - swaps(&rep->revision, n); - - (void)WriteToClient(client, sz_xvQueryExtensionReply, (char *)rep); - - return Success; -} - -static int -SWriteQueryAdaptorsReply( - ClientPtr client, - xvQueryAdaptorsReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swaps(&rep->num_adaptors, n); - - (void)WriteToClient(client, sz_xvQueryAdaptorsReply, (char *)rep); - - return Success; -} - -static int -SWriteQueryEncodingsReply( - ClientPtr client, - xvQueryEncodingsReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swaps(&rep->num_encodings, n); - - (void)WriteToClient(client, sz_xvQueryEncodingsReply, (char *)rep); - - return Success; -} - -static int -SWriteAdaptorInfo( - ClientPtr client, - xvAdaptorInfo *pAdaptor -){ - char n; - - swapl(&pAdaptor->base_id, n); - swaps(&pAdaptor->name_size, n); - swaps(&pAdaptor->num_ports, n); - swaps(&pAdaptor->num_formats, n); - - (void)WriteToClient(client, sz_xvAdaptorInfo, (char *)pAdaptor); - - return Success; -} - -static int -SWriteEncodingInfo( - ClientPtr client, - xvEncodingInfo *pEncoding -){ - char n; - - swapl(&pEncoding->encoding, n); - swaps(&pEncoding->name_size, n); - swaps(&pEncoding->width, n); - swaps(&pEncoding->height, n); - swapl(&pEncoding->rate.numerator, n); - swapl(&pEncoding->rate.denominator, n); - (void)WriteToClient(client, sz_xvEncodingInfo, (char *)pEncoding); - - return Success; -} - -static int -SWriteFormat( - ClientPtr client, - xvFormat *pFormat -){ - char n; - - swapl(&pFormat->visual, n); - (void)WriteToClient(client, sz_xvFormat, (char *)pFormat); - - return Success; -} - -static int -SWriteAttributeInfo( - ClientPtr client, - xvAttributeInfo *pAtt -){ - char n; - - swapl(&pAtt->flags, n); - swapl(&pAtt->size, n); - swapl(&pAtt->min, n); - swapl(&pAtt->max, n); - (void)WriteToClient(client, sz_xvAttributeInfo, (char *)pAtt); - - return Success; -} - -static int -SWriteImageFormatInfo( - ClientPtr client, - xvImageFormatInfo *pImage -){ - char n; - - swapl(&pImage->id, n); - swapl(&pImage->red_mask, n); - swapl(&pImage->green_mask, n); - swapl(&pImage->blue_mask, n); - swapl(&pImage->y_sample_bits, n); - swapl(&pImage->u_sample_bits, n); - swapl(&pImage->v_sample_bits, n); - swapl(&pImage->horz_y_period, n); - swapl(&pImage->horz_u_period, n); - swapl(&pImage->horz_v_period, n); - swapl(&pImage->vert_y_period, n); - swapl(&pImage->vert_u_period, n); - swapl(&pImage->vert_v_period, n); - - (void)WriteToClient(client, sz_xvImageFormatInfo, (char *)pImage); - - return Success; -} - -static int -SWriteGrabPortReply( - ClientPtr client, - xvGrabPortReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - - (void)WriteToClient(client, sz_xvGrabPortReply, (char *)rep); - - return Success; -} - -static int -SWriteGetPortAttributeReply( - ClientPtr client, - xvGetPortAttributeReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swapl(&rep->value, n); - - (void)WriteToClient(client, sz_xvGetPortAttributeReply, (char *)rep); - - return Success; -} - -static int -SWriteQueryBestSizeReply( - ClientPtr client, - xvQueryBestSizeReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swaps(&rep->actual_width, n); - swaps(&rep->actual_height, n); - - (void)WriteToClient(client, sz_xvQueryBestSizeReply, (char *)rep); - - return Success; -} - -static int -SWriteQueryPortAttributesReply( - ClientPtr client, - xvQueryPortAttributesReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swapl(&rep->num_attributes, n); - swapl(&rep->text_size, n); - - (void)WriteToClient(client, sz_xvQueryPortAttributesReply, (char *)rep); - - return Success; -} - -static int -SWriteQueryImageAttributesReply( - ClientPtr client, - xvQueryImageAttributesReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swapl(&rep->num_planes, n); - swapl(&rep->data_size, n); - swaps(&rep->width, n); - swaps(&rep->height, n); - - (void)WriteToClient(client, sz_xvQueryImageAttributesReply, (char *)rep); - - return Success; -} - -static int -SWriteListImageFormatsReply( - ClientPtr client, - xvListImageFormatsReply *rep -){ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swapl(&rep->num_formats, n); - - (void)WriteToClient(client, sz_xvListImageFormatsReply, (char *)rep); - - return Success; -} - -#define _WriteQueryAdaptorsReply(_c,_d) \ - if ((_c)->swapped) SWriteQueryAdaptorsReply(_c, _d); \ - else WriteToClient(_c, sz_xvQueryAdaptorsReply, (char*)_d) - -#define _WriteQueryExtensionReply(_c,_d) \ - if ((_c)->swapped) SWriteQueryExtensionReply(_c, _d); \ - else WriteToClient(_c, sz_xvQueryExtensionReply, (char*)_d) - -#define _WriteQueryEncodingsReply(_c,_d) \ - if ((_c)->swapped) SWriteQueryEncodingsReply(_c, _d); \ - else WriteToClient(_c, sz_xvQueryEncodingsReply, (char*)_d) - -#define _WriteAdaptorInfo(_c,_d) \ - if ((_c)->swapped) SWriteAdaptorInfo(_c, _d); \ - else WriteToClient(_c, sz_xvAdaptorInfo, (char*)_d) - -#define _WriteAttributeInfo(_c,_d) \ - if ((_c)->swapped) SWriteAttributeInfo(_c, _d); \ - else WriteToClient(_c, sz_xvAttributeInfo, (char*)_d) - -#define _WriteEncodingInfo(_c,_d) \ - if ((_c)->swapped) SWriteEncodingInfo(_c, _d); \ - else WriteToClient(_c, sz_xvEncodingInfo, (char*)_d) - -#define _WriteFormat(_c,_d) \ - if ((_c)->swapped) SWriteFormat(_c, _d); \ - else WriteToClient(_c, sz_xvFormat, (char*)_d) - -#define _WriteGrabPortReply(_c,_d) \ - if ((_c)->swapped) SWriteGrabPortReply(_c, _d); \ - else WriteToClient(_c, sz_xvGrabPortReply, (char*)_d) - -#define _WriteGetPortAttributeReply(_c,_d) \ - if ((_c)->swapped) SWriteGetPortAttributeReply(_c, _d); \ - else WriteToClient(_c, sz_xvGetPortAttributeReply, (char*)_d) - -#define _WriteQueryBestSizeReply(_c,_d) \ - if ((_c)->swapped) SWriteQueryBestSizeReply(_c, _d); \ - else WriteToClient(_c, sz_xvQueryBestSizeReply,(char*) _d) - -#define _WriteQueryPortAttributesReply(_c,_d) \ - if ((_c)->swapped) SWriteQueryPortAttributesReply(_c, _d); \ - else WriteToClient(_c, sz_xvQueryPortAttributesReply,(char*) _d) - -#define _WriteQueryImageAttributesReply(_c,_d) \ - if ((_c)->swapped) SWriteQueryImageAttributesReply(_c, _d); \ - else WriteToClient(_c, sz_xvQueryImageAttributesReply,(char*) _d) - -#define _WriteListImageFormatsReply(_c,_d) \ - if ((_c)->swapped) SWriteListImageFormatsReply(_c, _d); \ - else WriteToClient(_c, sz_xvListImageFormatsReply,(char*) _d) - -#define _WriteImageFormatInfo(_c,_d) \ - if ((_c)->swapped) SWriteImageFormatInfo(_c, _d); \ - else WriteToClient(_c, sz_xvImageFormatInfo, (char*)_d) - -#define _AllocatePort(_i,_p) \ - ((_p)->id != _i) ? (* (_p)->pAdaptor->ddAllocatePort)(_i,_p,&_p) : Success - -static int -ProcXvQueryExtension(ClientPtr client) -{ - xvQueryExtensionReply rep; - /* REQUEST(xvQueryExtensionReq); */ - REQUEST_SIZE_MATCH(xvQueryExtensionReq); - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.version = XvVersion; - rep.revision = XvRevision; - - _WriteQueryExtensionReply(client, &rep); - - return Success; -} - -static int -ProcXvQueryAdaptors(ClientPtr client) -{ - xvFormat format; - xvAdaptorInfo ainfo; - xvQueryAdaptorsReply rep; - int totalSize, na, nf, rc; - int nameSize; - XvAdaptorPtr pa; - XvFormatPtr pf; - WindowPtr pWin; - ScreenPtr pScreen; - XvScreenPtr pxvs; - - REQUEST(xvQueryAdaptorsReq); - REQUEST_SIZE_MATCH(xvQueryAdaptorsReq); - - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pxvs = (XvScreenPtr)dixLookupPrivate(&pScreen->devPrivates, - XvGetScreenKey()); - if (!pxvs) - { - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.num_adaptors = 0; - rep.length = 0; - - _WriteQueryAdaptorsReply(client, &rep); - - return Success; - } - - (* pxvs->ddQueryAdaptors)(pScreen, &pxvs->pAdaptors, &pxvs->nAdaptors); - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.num_adaptors = pxvs->nAdaptors; - - /* CALCULATE THE TOTAL SIZE OF THE REPLY IN BYTES */ - - totalSize = pxvs->nAdaptors * sz_xvAdaptorInfo; - - /* FOR EACH ADPATOR ADD UP THE BYTES FOR ENCODINGS AND FORMATS */ - - na = pxvs->nAdaptors; - pa = pxvs->pAdaptors; - while (na--) - { - totalSize += pad_to_int32(strlen(pa->name)); - totalSize += pa->nFormats * sz_xvFormat; - pa++; - } - - rep.length = bytes_to_int32(totalSize); - - _WriteQueryAdaptorsReply(client, &rep); - - na = pxvs->nAdaptors; - pa = pxvs->pAdaptors; - while (na--) - { - - ainfo.base_id = pa->base_id; - ainfo.num_ports = pa->nPorts; - ainfo.type = pa->type; - ainfo.name_size = nameSize = strlen(pa->name); - ainfo.num_formats = pa->nFormats; - - _WriteAdaptorInfo(client, &ainfo); - - WriteToClient(client, nameSize, pa->name); - - nf = pa->nFormats; - pf = pa->pFormats; - while (nf--) - { - format.depth = pf->depth; - format.visual = pf->visual; - _WriteFormat(client, &format); - pf++; - } - - pa++; - - } - - return Success; -} - -static int -ProcXvQueryEncodings(ClientPtr client) -{ - xvEncodingInfo einfo; - xvQueryEncodingsReply rep; - int totalSize; - int nameSize; - XvPortPtr pPort; - int ne; - XvEncodingPtr pe; - int status; - - REQUEST(xvQueryEncodingsReq); - REQUEST_SIZE_MATCH(xvQueryEncodingsReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.num_encodings = pPort->pAdaptor->nEncodings; - - /* FOR EACH ENCODING ADD UP THE BYTES FOR ENCODING NAMES */ - - ne = pPort->pAdaptor->nEncodings; - pe = pPort->pAdaptor->pEncodings; - totalSize = ne * sz_xvEncodingInfo; - while (ne--) - { - totalSize += pad_to_int32(strlen(pe->name)); - pe++; - } - - rep.length = bytes_to_int32(totalSize); - - _WriteQueryEncodingsReply(client, &rep); - - ne = pPort->pAdaptor->nEncodings; - pe = pPort->pAdaptor->pEncodings; - while (ne--) - { - einfo.encoding = pe->id; - einfo.name_size = nameSize = strlen(pe->name); - einfo.width = pe->width; - einfo.height = pe->height; - einfo.rate.numerator = pe->rate.numerator; - einfo.rate.denominator = pe->rate.denominator; - _WriteEncodingInfo(client, &einfo); - WriteToClient(client, nameSize, pe->name); - pe++; - } - - return Success; -} - -static int -ProcXvPutVideo(ClientPtr client) -{ - DrawablePtr pDraw; - XvPortPtr pPort; - GCPtr pGC; - int status; - - REQUEST(xvPutVideoReq); - REQUEST_SIZE_MATCH(xvPutVideoReq); - - VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!(pPort->pAdaptor->type & XvInputMask) || - !(pPort->pAdaptor->type & XvVideoMask)) - { - client->errorValue = stuff->port; - return BadMatch; - } - - status = XvdiMatchPort(pPort, pDraw); - if (status != Success) - { - return status; - } - - return XvdiPutVideo(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, - stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, - stuff->drw_w, stuff->drw_h); -} - -static int -ProcXvPutStill(ClientPtr client) -{ - DrawablePtr pDraw; - XvPortPtr pPort; - GCPtr pGC; - int status; - - REQUEST(xvPutStillReq); - REQUEST_SIZE_MATCH(xvPutStillReq); - - VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!(pPort->pAdaptor->type & XvInputMask) || - !(pPort->pAdaptor->type & XvStillMask)) - { - client->errorValue = stuff->port; - return BadMatch; - } - - status = XvdiMatchPort(pPort, pDraw); - if (status != Success) - { - return status; - } - - return XvdiPutStill(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, - stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, - stuff->drw_w, stuff->drw_h); -} - -static int -ProcXvGetVideo(ClientPtr client) -{ - DrawablePtr pDraw; - XvPortPtr pPort; - GCPtr pGC; - int status; - - REQUEST(xvGetVideoReq); - REQUEST_SIZE_MATCH(xvGetVideoReq); - - VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess); - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!(pPort->pAdaptor->type & XvOutputMask) || - !(pPort->pAdaptor->type & XvVideoMask)) - { - client->errorValue = stuff->port; - return BadMatch; - } - - status = XvdiMatchPort(pPort, pDraw); - if (status != Success) - { - return status; - } - - return XvdiGetVideo(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, - stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, - stuff->drw_w, stuff->drw_h); -} - -static int -ProcXvGetStill(ClientPtr client) -{ - DrawablePtr pDraw; - XvPortPtr pPort; - GCPtr pGC; - int status; - - REQUEST(xvGetStillReq); - REQUEST_SIZE_MATCH(xvGetStillReq); - - VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess); - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!(pPort->pAdaptor->type & XvOutputMask) || - !(pPort->pAdaptor->type & XvStillMask)) - { - client->errorValue = stuff->port; - return BadMatch; - } - - status = XvdiMatchPort(pPort, pDraw); - if (status != Success) - { - return status; - } - - return XvdiGetStill(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, - stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, - stuff->drw_w, stuff->drw_h); -} - -static int -ProcXvSelectVideoNotify(ClientPtr client) -{ - DrawablePtr pDraw; - int rc; - REQUEST(xvSelectVideoNotifyReq); - REQUEST_SIZE_MATCH(xvSelectVideoNotifyReq); - - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixReceiveAccess); - if (rc != Success) - return rc; - - return XvdiSelectVideoNotify(client, pDraw, stuff->onoff); -} - -static int -ProcXvSelectPortNotify(ClientPtr client) -{ - int status; - XvPortPtr pPort; - REQUEST(xvSelectPortNotifyReq); - REQUEST_SIZE_MATCH(xvSelectPortNotifyReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - return XvdiSelectPortNotify(client, pPort, stuff->onoff); -} - -static int -ProcXvGrabPort(ClientPtr client) -{ - int result, status; - XvPortPtr pPort; - xvGrabPortReply rep; - REQUEST(xvGrabPortReq); - REQUEST_SIZE_MATCH(xvGrabPortReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - status = XvdiGrabPort(client, pPort, stuff->time, &result); - - if (status != Success) - { - return status; - } - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.result = result; - - _WriteGrabPortReply(client, &rep); - - return Success; -} - -static int -ProcXvUngrabPort(ClientPtr client) -{ - int status; - XvPortPtr pPort; - REQUEST(xvGrabPortReq); - REQUEST_SIZE_MATCH(xvGrabPortReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - return XvdiUngrabPort(client, pPort, stuff->time); -} - -static int -ProcXvStopVideo(ClientPtr client) -{ - int status, rc; - DrawablePtr pDraw; - XvPortPtr pPort; - REQUEST(xvStopVideoReq); - REQUEST_SIZE_MATCH(xvStopVideoReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess); - if (rc != Success) - return rc; - - return XvdiStopVideo(client, pPort, pDraw); -} - -static int -ProcXvSetPortAttribute(ClientPtr client) -{ - int status; - XvPortPtr pPort; - REQUEST(xvSetPortAttributeReq); - REQUEST_SIZE_MATCH(xvSetPortAttributeReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixSetAttrAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!ValidAtom(stuff->attribute)) - { - client->errorValue = stuff->attribute; - return BadAtom; - } - - status = XvdiSetPortAttribute(client, pPort, stuff->attribute, stuff->value); - - if (status == BadMatch) - client->errorValue = stuff->attribute; - else - client->errorValue = stuff->value; - - return status; -} - -static int -ProcXvGetPortAttribute(ClientPtr client) -{ - INT32 value; - int status; - XvPortPtr pPort; - xvGetPortAttributeReply rep; - REQUEST(xvGetPortAttributeReq); - REQUEST_SIZE_MATCH(xvGetPortAttributeReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!ValidAtom(stuff->attribute)) - { - client->errorValue = stuff->attribute; - return BadAtom; - } - - status = XvdiGetPortAttribute(client, pPort, stuff->attribute, &value); - if (status != Success) - { - client->errorValue = stuff->attribute; - return status; - } - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.value = value; - - _WriteGetPortAttributeReply(client, &rep); - - return Success; -} - -static int -ProcXvQueryBestSize(ClientPtr client) -{ - int status; - unsigned int actual_width, actual_height; - XvPortPtr pPort; - xvQueryBestSizeReply rep; - REQUEST(xvQueryBestSizeReq); - REQUEST_SIZE_MATCH(xvQueryBestSizeReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - - (* pPort->pAdaptor->ddQueryBestSize)(client, pPort, stuff->motion, - stuff->vid_w, stuff->vid_h, - stuff->drw_w, stuff->drw_h, - &actual_width, &actual_height); - - rep.actual_width = actual_width; - rep.actual_height = actual_height; - - _WriteQueryBestSizeReply(client, &rep); - - return Success; -} - - -static int -ProcXvQueryPortAttributes(ClientPtr client) -{ - int status, size, i; - XvPortPtr pPort; - XvAttributePtr pAtt; - xvQueryPortAttributesReply rep; - xvAttributeInfo Info; - REQUEST(xvQueryPortAttributesReq); - REQUEST_SIZE_MATCH(xvQueryPortAttributesReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.num_attributes = pPort->pAdaptor->nAttributes; - rep.text_size = 0; - - for(i = 0, pAtt = pPort->pAdaptor->pAttributes; - i < pPort->pAdaptor->nAttributes; i++, pAtt++) - { - rep.text_size += pad_to_int32(strlen(pAtt->name) + 1); - } - - rep.length = (pPort->pAdaptor->nAttributes * sz_xvAttributeInfo) - + rep.text_size; - rep.length >>= 2; - - _WriteQueryPortAttributesReply(client, &rep); - - for(i = 0, pAtt = pPort->pAdaptor->pAttributes; - i < pPort->pAdaptor->nAttributes; i++, pAtt++) - { - size = strlen(pAtt->name) + 1; /* pass the NULL */ - Info.flags = pAtt->flags; - Info.min = pAtt->min_value; - Info.max = pAtt->max_value; - Info.size = pad_to_int32(size); - - _WriteAttributeInfo(client, &Info); - - WriteToClient(client, size, pAtt->name); - } - - return Success; -} - -static int -ProcXvPutImage(ClientPtr client) -{ - DrawablePtr pDraw; - XvPortPtr pPort; - XvImagePtr pImage = NULL; - GCPtr pGC; - int status, i, size; - CARD16 width, height; - - REQUEST(xvPutImageReq); - REQUEST_AT_LEAST_SIZE(xvPutImageReq); - - VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!(pPort->pAdaptor->type & XvImageMask) || - !(pPort->pAdaptor->type & XvInputMask)) - { - client->errorValue = stuff->port; - return BadMatch; - } - - status = XvdiMatchPort(pPort, pDraw); - if (status != Success) - { - return status; - } - - for(i = 0; i < pPort->pAdaptor->nImages; i++) { - if(pPort->pAdaptor->pImages[i].id == stuff->id) { - pImage = &(pPort->pAdaptor->pImages[i]); - break; - } - } - - if(!pImage) - return BadMatch; - - width = stuff->width; - height = stuff->height; - size = (*pPort->pAdaptor->ddQueryImageAttributes)(client, - pPort, pImage, &width, &height, NULL, NULL); - size += sizeof(xvPutImageReq); - size = bytes_to_int32(size); - - if((width < stuff->width) || (height < stuff->height)) - return BadValue; - - if(client->req_len < size) - return BadLength; - - return XvdiPutImage(client, pDraw, pPort, pGC, stuff->src_x, stuff->src_y, - stuff->src_w, stuff->src_h, stuff->drw_x, stuff->drw_y, - stuff->drw_w, stuff->drw_h, pImage, - (unsigned char*)(&stuff[1]), FALSE, - stuff->width, stuff->height); -} - -#ifdef MITSHM -/* redefined here since it's not in any header file */ -typedef struct _ShmDesc { - struct _ShmDesc *next; - int shmid; - int refcnt; - char *addr; - Bool writable; - unsigned long size; -} ShmDescRec, *ShmDescPtr; - -extern RESTYPE ShmSegType; -extern int ShmCompletionCode; - -static int -ProcXvShmPutImage(ClientPtr client) -{ - ShmDescPtr shmdesc; - DrawablePtr pDraw; - XvPortPtr pPort; - XvImagePtr pImage = NULL; - GCPtr pGC; - int status, size_needed, i; - CARD16 width, height; - - REQUEST(xvShmPutImageReq); - REQUEST_SIZE_MATCH(xvShmPutImageReq); - - VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - if ((status = _AllocatePort(stuff->port, pPort)) != Success) - { - client->errorValue = stuff->port; - return status; - } - - if (!(pPort->pAdaptor->type & XvImageMask) || - !(pPort->pAdaptor->type & XvInputMask)) - { - client->errorValue = stuff->port; - return BadMatch; - } - - status = XvdiMatchPort(pPort, pDraw); - if (status != Success) - { - return status; - } - - for(i = 0; i < pPort->pAdaptor->nImages; i++) { - if(pPort->pAdaptor->pImages[i].id == stuff->id) { - pImage = &(pPort->pAdaptor->pImages[i]); - break; - } - } - - if(!pImage) - return BadMatch; - - status = dixLookupResourceByType((pointer *)&shmdesc, stuff->shmseg, - ShmSegType, serverClient, DixReadAccess); - if (status != Success) - return status; - - width = stuff->width; - height = stuff->height; - size_needed = (*pPort->pAdaptor->ddQueryImageAttributes)(client, - pPort, pImage, &width, &height, NULL, NULL); - if((size_needed + stuff->offset) > shmdesc->size) - return BadAccess; - - if((width < stuff->width) || (height < stuff->height)) - return BadValue; - - status = XvdiPutImage(client, pDraw, pPort, pGC, stuff->src_x, stuff->src_y, - stuff->src_w, stuff->src_h, stuff->drw_x, stuff->drw_y, - stuff->drw_w, stuff->drw_h, pImage, - (unsigned char *)shmdesc->addr + stuff->offset, - stuff->send_event, stuff->width, stuff->height); - - if((status == Success) && stuff->send_event) { - xShmCompletionEvent ev; - - ev.type = ShmCompletionCode; - ev.drawable = stuff->drawable; - ev.minorEvent = xv_ShmPutImage; - ev.majorEvent = XvReqCode; - ev.shmseg = stuff->shmseg; - ev.offset = stuff->offset; - WriteEventsToClient(client, 1, (xEvent *) &ev); - } - - return status; -} -#else /* !MITSHM */ -static int -ProcXvShmPutImage(ClientPtr client) -{ - SendErrorToClient(client, XvReqCode, xv_ShmPutImage, 0, BadImplementation); - return BadImplementation; -} -#endif - -#ifdef XvMCExtension -#include "xvmcext.h" -#endif - -static int -ProcXvQueryImageAttributes(ClientPtr client) -{ - xvQueryImageAttributesReply rep; - int size, num_planes, i; - CARD16 width, height; - XvImagePtr pImage = NULL; - XvPortPtr pPort; - int *offsets; - int *pitches; - int planeLength; - REQUEST(xvQueryImageAttributesReq); - - REQUEST_SIZE_MATCH(xvQueryImageAttributesReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - for(i = 0; i < pPort->pAdaptor->nImages; i++) { - if(pPort->pAdaptor->pImages[i].id == stuff->id) { - pImage = &(pPort->pAdaptor->pImages[i]); - break; - } - } - -#ifdef XvMCExtension - if(!pImage) - pImage = XvMCFindXvImage(pPort, stuff->id); -#endif - - if(!pImage) - return BadMatch; - - num_planes = pImage->num_planes; - - if(!(offsets = malloc(num_planes << 3))) - return BadAlloc; - pitches = offsets + num_planes; - - width = stuff->width; - height = stuff->height; - - size = (*pPort->pAdaptor->ddQueryImageAttributes)(client, pPort, pImage, - &width, &height, offsets, pitches); - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = planeLength = num_planes << 1; - rep.num_planes = num_planes; - rep.width = width; - rep.height = height; - rep.data_size = size; - - _WriteQueryImageAttributesReply(client, &rep); - if(client->swapped) - SwapLongs((CARD32*)offsets, planeLength); - WriteToClient(client, planeLength << 2, (char*)offsets); - - free(offsets); - - return Success; -} - -static int -ProcXvListImageFormats(ClientPtr client) -{ - XvPortPtr pPort; - XvImagePtr pImage; - int i; - xvListImageFormatsReply rep; - xvImageFormatInfo info; - REQUEST(xvListImageFormatsReq); - - REQUEST_SIZE_MATCH(xvListImageFormatsReq); - - VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.num_formats = pPort->pAdaptor->nImages; - rep.length = bytes_to_int32(pPort->pAdaptor->nImages * sz_xvImageFormatInfo); - - _WriteListImageFormatsReply(client, &rep); - - pImage = pPort->pAdaptor->pImages; - - for(i = 0; i < pPort->pAdaptor->nImages; i++, pImage++) { - info.id = pImage->id; - info.type = pImage->type; - info.byte_order = pImage->byte_order; - memcpy(&info.guid, pImage->guid, 16); - info.bpp = pImage->bits_per_pixel; - info.num_planes = pImage->num_planes; - info.depth = pImage->depth; - info.red_mask = pImage->red_mask; - info.green_mask = pImage->green_mask; - info.blue_mask = pImage->blue_mask; - info.format = pImage->format; - info.y_sample_bits = pImage->y_sample_bits; - info.u_sample_bits = pImage->u_sample_bits; - info.v_sample_bits = pImage->v_sample_bits; - info.horz_y_period = pImage->horz_y_period; - info.horz_u_period = pImage->horz_u_period; - info.horz_v_period = pImage->horz_v_period; - info.vert_y_period = pImage->vert_y_period; - info.vert_u_period = pImage->vert_u_period; - info.vert_v_period = pImage->vert_v_period; - memcpy(&info.comp_order, pImage->component_order, 32); - info.scanline_order = pImage->scanline_order; - _WriteImageFormatInfo(client, &info); - } - - return Success; -} - -static int (*XvProcVector[xvNumRequests])(ClientPtr) = { - ProcXvQueryExtension, - ProcXvQueryAdaptors, - ProcXvQueryEncodings, - ProcXvGrabPort, - ProcXvUngrabPort, - ProcXvPutVideo, - ProcXvPutStill, - ProcXvGetVideo, - ProcXvGetStill, - ProcXvStopVideo, - ProcXvSelectVideoNotify, - ProcXvSelectPortNotify, - ProcXvQueryBestSize, - ProcXvSetPortAttribute, - ProcXvGetPortAttribute, - ProcXvQueryPortAttributes, - ProcXvListImageFormats, - ProcXvQueryImageAttributes, - ProcXvPutImage, - ProcXvShmPutImage, -}; - -int -ProcXvDispatch(ClientPtr client) -{ - REQUEST(xReq); - - UpdateCurrentTime(); - - if (stuff->data > xvNumRequests) { - SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest); - return BadRequest; - } - - return XvProcVector[stuff->data](client); -} - -/* Swapped Procs */ - -static int -SProcXvQueryExtension(ClientPtr client) -{ - char n; - REQUEST(xvQueryExtensionReq); - swaps(&stuff->length, n); - return XvProcVector[xv_QueryExtension](client); -} - -static int -SProcXvQueryAdaptors(ClientPtr client) -{ - char n; - REQUEST(xvQueryAdaptorsReq); - swaps(&stuff->length, n); - swapl(&stuff->window, n); - return XvProcVector[xv_QueryAdaptors](client); -} - -static int -SProcXvQueryEncodings(ClientPtr client) -{ - char n; - REQUEST(xvQueryEncodingsReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - return XvProcVector[xv_QueryEncodings](client); -} - -static int -SProcXvGrabPort(ClientPtr client) -{ - char n; - REQUEST(xvGrabPortReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->time, n); - return XvProcVector[xv_GrabPort](client); -} - -static int -SProcXvUngrabPort(ClientPtr client) -{ - char n; - REQUEST(xvUngrabPortReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->time, n); - return XvProcVector[xv_UngrabPort](client); -} - -static int -SProcXvPutVideo(ClientPtr client) -{ - char n; - REQUEST(xvPutVideoReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->drawable, n); - swapl(&stuff->gc, n); - swaps(&stuff->vid_x, n); - swaps(&stuff->vid_y, n); - swaps(&stuff->vid_w, n); - swaps(&stuff->vid_h, n); - swaps(&stuff->drw_x, n); - swaps(&stuff->drw_y, n); - swaps(&stuff->drw_w, n); - swaps(&stuff->drw_h, n); - return XvProcVector[xv_PutVideo](client); -} - -static int -SProcXvPutStill(ClientPtr client) -{ - char n; - REQUEST(xvPutStillReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->drawable, n); - swapl(&stuff->gc, n); - swaps(&stuff->vid_x, n); - swaps(&stuff->vid_y, n); - swaps(&stuff->vid_w, n); - swaps(&stuff->vid_h, n); - swaps(&stuff->drw_x, n); - swaps(&stuff->drw_y, n); - swaps(&stuff->drw_w, n); - swaps(&stuff->drw_h, n); - return XvProcVector[xv_PutStill](client); -} - -static int -SProcXvGetVideo(ClientPtr client) -{ - char n; - REQUEST(xvGetVideoReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->drawable, n); - swapl(&stuff->gc, n); - swaps(&stuff->vid_x, n); - swaps(&stuff->vid_y, n); - swaps(&stuff->vid_w, n); - swaps(&stuff->vid_h, n); - swaps(&stuff->drw_x, n); - swaps(&stuff->drw_y, n); - swaps(&stuff->drw_w, n); - swaps(&stuff->drw_h, n); - return XvProcVector[xv_GetVideo](client); -} - -static int -SProcXvGetStill(ClientPtr client) -{ - char n; - REQUEST(xvGetStillReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->drawable, n); - swapl(&stuff->gc, n); - swaps(&stuff->vid_x, n); - swaps(&stuff->vid_y, n); - swaps(&stuff->vid_w, n); - swaps(&stuff->vid_h, n); - swaps(&stuff->drw_x, n); - swaps(&stuff->drw_y, n); - swaps(&stuff->drw_w, n); - swaps(&stuff->drw_h, n); - return XvProcVector[xv_GetStill](client); -} - -static int -SProcXvPutImage(ClientPtr client) -{ - char n; - REQUEST(xvPutImageReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->drawable, n); - swapl(&stuff->gc, n); - swapl(&stuff->id, n); - swaps(&stuff->src_x, n); - swaps(&stuff->src_y, n); - swaps(&stuff->src_w, n); - swaps(&stuff->src_h, n); - swaps(&stuff->drw_x, n); - swaps(&stuff->drw_y, n); - swaps(&stuff->drw_w, n); - swaps(&stuff->drw_h, n); - swaps(&stuff->width, n); - swaps(&stuff->height, n); - return XvProcVector[xv_PutImage](client); -} - -#ifdef MITSHM -static int -SProcXvShmPutImage(ClientPtr client) -{ - char n; - REQUEST(xvShmPutImageReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->drawable, n); - swapl(&stuff->gc, n); - swapl(&stuff->shmseg, n); - swapl(&stuff->id, n); - swapl(&stuff->offset, n); - swaps(&stuff->src_x, n); - swaps(&stuff->src_y, n); - swaps(&stuff->src_w, n); - swaps(&stuff->src_h, n); - swaps(&stuff->drw_x, n); - swaps(&stuff->drw_y, n); - swaps(&stuff->drw_w, n); - swaps(&stuff->drw_h, n); - swaps(&stuff->width, n); - swaps(&stuff->height, n); - return XvProcVector[xv_ShmPutImage](client); -} -#else /* MITSHM */ -#define SProcXvShmPutImage ProcXvShmPutImage -#endif - -static int -SProcXvSelectVideoNotify(ClientPtr client) -{ - char n; - REQUEST(xvSelectVideoNotifyReq); - swaps(&stuff->length, n); - swapl(&stuff->drawable, n); - return XvProcVector[xv_SelectVideoNotify](client); -} - -static int -SProcXvSelectPortNotify(ClientPtr client) -{ - char n; - REQUEST(xvSelectPortNotifyReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - return XvProcVector[xv_SelectPortNotify](client); -} - -static int -SProcXvStopVideo(ClientPtr client) -{ - char n; - REQUEST(xvStopVideoReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->drawable, n); - return XvProcVector[xv_StopVideo](client); -} - -static int -SProcXvSetPortAttribute(ClientPtr client) -{ - char n; - REQUEST(xvSetPortAttributeReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->attribute, n); - swapl(&stuff->value, n); - return XvProcVector[xv_SetPortAttribute](client); -} - -static int -SProcXvGetPortAttribute(ClientPtr client) -{ - char n; - REQUEST(xvGetPortAttributeReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->attribute, n); - return XvProcVector[xv_GetPortAttribute](client); -} - -static int -SProcXvQueryBestSize(ClientPtr client) -{ - char n; - REQUEST(xvQueryBestSizeReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swaps(&stuff->vid_w, n); - swaps(&stuff->vid_h, n); - swaps(&stuff->drw_w, n); - swaps(&stuff->drw_h, n); - return XvProcVector[xv_QueryBestSize](client); -} - -static int -SProcXvQueryPortAttributes(ClientPtr client) -{ - char n; - REQUEST(xvQueryPortAttributesReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - return XvProcVector[xv_QueryPortAttributes](client); -} - -static int -SProcXvQueryImageAttributes(ClientPtr client) -{ - char n; - REQUEST(xvQueryImageAttributesReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - swapl(&stuff->id, n); - swaps(&stuff->width, n); - swaps(&stuff->height, n); - return XvProcVector[xv_QueryImageAttributes](client); -} - -static int -SProcXvListImageFormats(ClientPtr client) -{ - char n; - REQUEST(xvListImageFormatsReq); - swaps(&stuff->length, n); - swapl(&stuff->port, n); - return XvProcVector[xv_ListImageFormats](client); -} - -static int (*SXvProcVector[xvNumRequests])(ClientPtr) = { - SProcXvQueryExtension, - SProcXvQueryAdaptors, - SProcXvQueryEncodings, - SProcXvGrabPort, - SProcXvUngrabPort, - SProcXvPutVideo, - SProcXvPutStill, - SProcXvGetVideo, - SProcXvGetStill, - SProcXvStopVideo, - SProcXvSelectVideoNotify, - SProcXvSelectPortNotify, - SProcXvQueryBestSize, - SProcXvSetPortAttribute, - SProcXvGetPortAttribute, - SProcXvQueryPortAttributes, - SProcXvListImageFormats, - SProcXvQueryImageAttributes, - SProcXvPutImage, - SProcXvShmPutImage, -}; - -int -SProcXvDispatch(ClientPtr client) -{ - REQUEST(xReq); - - UpdateCurrentTime(); - - if (stuff->data > xvNumRequests) { - SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest); - return BadRequest; - } - - return SXvProcVector[stuff->data](client); -} - -#ifdef PANORAMIX -static int -XineramaXvStopVideo(ClientPtr client) -{ - int result, i; - PanoramiXRes *draw, *port; - REQUEST(xvStopVideoReq); - REQUEST_SIZE_MATCH(xvStopVideoReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - result = dixLookupResourceByType((pointer *)&port, stuff->port, - XvXRTPort, client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(i) { - if(port->info[i].id) { - stuff->drawable = draw->info[i].id; - stuff->port = port->info[i].id; - result = ProcXvStopVideo(client); - } - } - - return result; -} - -static int -XineramaXvSetPortAttribute(ClientPtr client) -{ - REQUEST(xvSetPortAttributeReq); - PanoramiXRes *port; - int result, i; - - REQUEST_SIZE_MATCH(xvSetPortAttributeReq); - - result = dixLookupResourceByType((pointer *)&port, stuff->port, - XvXRTPort, client, DixReadAccess); - if (result != Success) - return result; - - FOR_NSCREENS_BACKWARD(i) { - if(port->info[i].id) { - stuff->port = port->info[i].id; - result = ProcXvSetPortAttribute(client); - } - } - return result; -} - -#ifdef MITSHM -static int -XineramaXvShmPutImage(ClientPtr client) -{ - REQUEST(xvShmPutImageReq); - PanoramiXRes *draw, *gc, *port; - Bool send_event = stuff->send_event; - Bool isRoot; - int result, i, x, y; - - REQUEST_SIZE_MATCH(xvShmPutImageReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, - XRT_GC, client, DixReadAccess); - if (result != Success) - return result; - - result = dixLookupResourceByType((pointer *)&port, stuff->port, - XvXRTPort, client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - x = stuff->drw_x; - y = stuff->drw_y; - - FOR_NSCREENS_BACKWARD(i) { - if(port->info[i].id) { - stuff->drawable = draw->info[i].id; - stuff->port = port->info[i].id; - stuff->gc = gc->info[i].id; - stuff->drw_x = x; - stuff->drw_y = y; - if(isRoot) { - stuff->drw_x -= screenInfo.screens[i]->x; - stuff->drw_y -= screenInfo.screens[i]->y; - } - stuff->send_event = (send_event && !i) ? 1 : 0; - - result = ProcXvShmPutImage(client); - } - } - return result; -} -#else -#define XineramaXvShmPutImage ProcXvShmPutImage -#endif - -static int -XineramaXvPutImage(ClientPtr client) -{ - REQUEST(xvPutImageReq); - PanoramiXRes *draw, *gc, *port; - Bool isRoot; - int result, i, x, y; - - REQUEST_AT_LEAST_SIZE(xvPutImageReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, - XRT_GC, client, DixReadAccess); - if (result != Success) - return result; - - result = dixLookupResourceByType((pointer *)&port, stuff->port, - XvXRTPort, client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - x = stuff->drw_x; - y = stuff->drw_y; - - FOR_NSCREENS_BACKWARD(i) { - if(port->info[i].id) { - stuff->drawable = draw->info[i].id; - stuff->port = port->info[i].id; - stuff->gc = gc->info[i].id; - stuff->drw_x = x; - stuff->drw_y = y; - if(isRoot) { - stuff->drw_x -= screenInfo.screens[i]->x; - stuff->drw_y -= screenInfo.screens[i]->y; - } - - result = ProcXvPutImage(client); - } - } - return result; -} - -static int -XineramaXvPutVideo(ClientPtr client) -{ - REQUEST(xvPutImageReq); - PanoramiXRes *draw, *gc, *port; - Bool isRoot; - int result, i, x, y; - - REQUEST_AT_LEAST_SIZE(xvPutVideoReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, - XRT_GC, client, DixReadAccess); - if (result != Success) - return result; - - result = dixLookupResourceByType((pointer *)&port, stuff->port, - XvXRTPort, client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - x = stuff->drw_x; - y = stuff->drw_y; - - FOR_NSCREENS_BACKWARD(i) { - if(port->info[i].id) { - stuff->drawable = draw->info[i].id; - stuff->port = port->info[i].id; - stuff->gc = gc->info[i].id; - stuff->drw_x = x; - stuff->drw_y = y; - if(isRoot) { - stuff->drw_x -= screenInfo.screens[i]->x; - stuff->drw_y -= screenInfo.screens[i]->y; - } - - result = ProcXvPutVideo(client); - } - } - return result; -} - -static int -XineramaXvPutStill(ClientPtr client) -{ - REQUEST(xvPutImageReq); - PanoramiXRes *draw, *gc, *port; - Bool isRoot; - int result, i, x, y; - - REQUEST_AT_LEAST_SIZE(xvPutImageReq); - - result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, - XRC_DRAWABLE, client, DixWriteAccess); - if (result != Success) - return (result == BadValue) ? BadDrawable : result; - - result = dixLookupResourceByType((pointer *)&gc, stuff->gc, - XRT_GC, client, DixReadAccess); - if (result != Success) - return result; - - result = dixLookupResourceByType((pointer *)&port, stuff->port, - XvXRTPort, client, DixReadAccess); - if (result != Success) - return result; - - isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; - - x = stuff->drw_x; - y = stuff->drw_y; - - FOR_NSCREENS_BACKWARD(i) { - if(port->info[i].id) { - stuff->drawable = draw->info[i].id; - stuff->port = port->info[i].id; - stuff->gc = gc->info[i].id; - stuff->drw_x = x; - stuff->drw_y = y; - if(isRoot) { - stuff->drw_x -= screenInfo.screens[i]->x; - stuff->drw_y -= screenInfo.screens[i]->y; - } - - result = ProcXvPutStill(client); - } - } - return result; -} - -static Bool -isImageAdaptor(XvAdaptorPtr pAdapt) -{ - return (pAdapt->type & XvImageMask) && (pAdapt->nImages > 0); -} - -static Bool -hasOverlay(XvAdaptorPtr pAdapt) -{ - int i; - for(i = 0; i < pAdapt->nAttributes; i++) - if(!strcmp(pAdapt->pAttributes[i].name, "XV_COLORKEY")) - return TRUE; - return FALSE; -} - -static XvAdaptorPtr -matchAdaptor(ScreenPtr pScreen, XvAdaptorPtr refAdapt, Bool isOverlay) -{ - int i; - XvScreenPtr xvsp = dixLookupPrivate(&pScreen->devPrivates, XvGetScreenKey()); - /* Do not try to go on if xv is not supported on this screen */ - if(xvsp == NULL) - return NULL; - - /* if the adaptor has the same name it's a perfect match */ - for(i = 0; i < xvsp->nAdaptors; i++) { - XvAdaptorPtr pAdapt = xvsp->pAdaptors + i; - if(!strcmp(refAdapt->name, pAdapt->name)) - return pAdapt; - } - - /* otherwise we only look for XvImage adaptors */ - if(!isImageAdaptor(refAdapt)) - return NULL; - - /* prefer overlay/overlay non-overlay/non-overlay pairing */ - for(i = 0; i < xvsp->nAdaptors; i++) { - XvAdaptorPtr pAdapt = xvsp->pAdaptors + i; - if(isImageAdaptor(pAdapt) && isOverlay == hasOverlay(pAdapt)) - return pAdapt; - } - - /* but we'll take any XvImage pairing if we can get it */ - for(i = 0; i < xvsp->nAdaptors; i++) { - XvAdaptorPtr pAdapt = xvsp->pAdaptors + i; - if(isImageAdaptor(pAdapt)) - return pAdapt; - } - return NULL; -} - -void XineramifyXv(void) -{ - XvScreenPtr xvsp0 = dixLookupPrivate(&screenInfo.screens[0]->devPrivates, XvGetScreenKey()); - XvAdaptorPtr MatchingAdaptors[MAXSCREENS]; - int i, j, k; - - XvXRTPort = CreateNewResourceType(XineramaDeleteResource, "XvXRTPort"); - - if (!xvsp0 || !XvXRTPort) return; - SetResourceTypeErrorValue(XvXRTPort, _XvBadPort); - - for(i = 0; i < xvsp0->nAdaptors; i++) { - Bool isOverlay; - XvAdaptorPtr refAdapt = xvsp0->pAdaptors + i; - if(!(refAdapt->type & XvInputMask)) continue; - - MatchingAdaptors[0] = refAdapt; - isOverlay = hasOverlay(refAdapt); - for(j = 1; j < PanoramiXNumScreens; j++) - MatchingAdaptors[j] = matchAdaptor(screenInfo.screens[j], refAdapt, isOverlay); - - /* now create a resource for each port */ - for(j = 0; j < refAdapt->nPorts; j++) { - PanoramiXRes *port = malloc(sizeof(PanoramiXRes)); - if(!port) - break; - - for(k = 0; k < PanoramiXNumScreens; k++) { - if(MatchingAdaptors[k] && (MatchingAdaptors[k]->nPorts > j)) - port->info[k].id = MatchingAdaptors[k]->base_id + j; - else - port->info[k].id = 0; - } - AddResource(port->info[0].id, XvXRTPort, port); - } - } - - /* munge the dispatch vector */ - XvProcVector[xv_PutVideo] = XineramaXvPutVideo; - XvProcVector[xv_PutStill] = XineramaXvPutStill; - XvProcVector[xv_StopVideo] = XineramaXvStopVideo; - XvProcVector[xv_SetPortAttribute] = XineramaXvSetPortAttribute; - XvProcVector[xv_PutImage] = XineramaXvPutImage; - XvProcVector[xv_ShmPutImage] = XineramaXvShmPutImage; -} -#endif /* PANORAMIX */ - -void -XvResetProcVector(void) -{ -#ifdef PANORAMIX - XvProcVector[xv_PutVideo] = ProcXvPutVideo; - XvProcVector[xv_PutStill] = ProcXvPutStill; - XvProcVector[xv_StopVideo] = ProcXvStopVideo; - XvProcVector[xv_SetPortAttribute] = ProcXvSetPortAttribute; - XvProcVector[xv_PutImage] = ProcXvPutImage; - XvProcVector[xv_ShmPutImage] = ProcXvShmPutImage; -#endif -} +/*********************************************************** +Copyright 1991 by Digital Equipment Corporation, Maynard, Massachusetts, +and the Massachusetts Institute of Technology, Cambridge, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +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 names of Digital or MIT not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL 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. +******************************************************************/ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include + +#include +#include +#include "misc.h" +#include "scrnintstr.h" +#include "windowstr.h" +#include "pixmapstr.h" +#include "gcstruct.h" +#include "dixstruct.h" +#include "resource.h" +#include "opaque.h" + +#include +#include +#include "xvdix.h" +#ifdef MITSHM +#include +#endif + +#include "xvdisp.h" + +#ifdef PANORAMIX +#include "panoramiX.h" +#include "panoramiXsrv.h" + +unsigned long XvXRTPort; +#endif + +static int +SWriteQueryExtensionReply( + ClientPtr client, + xvQueryExtensionReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->version, n); + swaps(&rep->revision, n); + + (void)WriteToClient(client, sz_xvQueryExtensionReply, (char *)rep); + + return Success; +} + +static int +SWriteQueryAdaptorsReply( + ClientPtr client, + xvQueryAdaptorsReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->num_adaptors, n); + + (void)WriteToClient(client, sz_xvQueryAdaptorsReply, (char *)rep); + + return Success; +} + +static int +SWriteQueryEncodingsReply( + ClientPtr client, + xvQueryEncodingsReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->num_encodings, n); + + (void)WriteToClient(client, sz_xvQueryEncodingsReply, (char *)rep); + + return Success; +} + +static int +SWriteAdaptorInfo( + ClientPtr client, + xvAdaptorInfo *pAdaptor +){ + char n; + + swapl(&pAdaptor->base_id, n); + swaps(&pAdaptor->name_size, n); + swaps(&pAdaptor->num_ports, n); + swaps(&pAdaptor->num_formats, n); + + (void)WriteToClient(client, sz_xvAdaptorInfo, (char *)pAdaptor); + + return Success; +} + +static int +SWriteEncodingInfo( + ClientPtr client, + xvEncodingInfo *pEncoding +){ + char n; + + swapl(&pEncoding->encoding, n); + swaps(&pEncoding->name_size, n); + swaps(&pEncoding->width, n); + swaps(&pEncoding->height, n); + swapl(&pEncoding->rate.numerator, n); + swapl(&pEncoding->rate.denominator, n); + (void)WriteToClient(client, sz_xvEncodingInfo, (char *)pEncoding); + + return Success; +} + +static int +SWriteFormat( + ClientPtr client, + xvFormat *pFormat +){ + char n; + + swapl(&pFormat->visual, n); + (void)WriteToClient(client, sz_xvFormat, (char *)pFormat); + + return Success; +} + +static int +SWriteAttributeInfo( + ClientPtr client, + xvAttributeInfo *pAtt +){ + char n; + + swapl(&pAtt->flags, n); + swapl(&pAtt->size, n); + swapl(&pAtt->min, n); + swapl(&pAtt->max, n); + (void)WriteToClient(client, sz_xvAttributeInfo, (char *)pAtt); + + return Success; +} + +static int +SWriteImageFormatInfo( + ClientPtr client, + xvImageFormatInfo *pImage +){ + char n; + + swapl(&pImage->id, n); + swapl(&pImage->red_mask, n); + swapl(&pImage->green_mask, n); + swapl(&pImage->blue_mask, n); + swapl(&pImage->y_sample_bits, n); + swapl(&pImage->u_sample_bits, n); + swapl(&pImage->v_sample_bits, n); + swapl(&pImage->horz_y_period, n); + swapl(&pImage->horz_u_period, n); + swapl(&pImage->horz_v_period, n); + swapl(&pImage->vert_y_period, n); + swapl(&pImage->vert_u_period, n); + swapl(&pImage->vert_v_period, n); + + (void)WriteToClient(client, sz_xvImageFormatInfo, (char *)pImage); + + return Success; +} + +static int +SWriteGrabPortReply( + ClientPtr client, + xvGrabPortReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + + (void)WriteToClient(client, sz_xvGrabPortReply, (char *)rep); + + return Success; +} + +static int +SWriteGetPortAttributeReply( + ClientPtr client, + xvGetPortAttributeReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swapl(&rep->value, n); + + (void)WriteToClient(client, sz_xvGetPortAttributeReply, (char *)rep); + + return Success; +} + +static int +SWriteQueryBestSizeReply( + ClientPtr client, + xvQueryBestSizeReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->actual_width, n); + swaps(&rep->actual_height, n); + + (void)WriteToClient(client, sz_xvQueryBestSizeReply, (char *)rep); + + return Success; +} + +static int +SWriteQueryPortAttributesReply( + ClientPtr client, + xvQueryPortAttributesReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swapl(&rep->num_attributes, n); + swapl(&rep->text_size, n); + + (void)WriteToClient(client, sz_xvQueryPortAttributesReply, (char *)rep); + + return Success; +} + +static int +SWriteQueryImageAttributesReply( + ClientPtr client, + xvQueryImageAttributesReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swapl(&rep->num_planes, n); + swapl(&rep->data_size, n); + swaps(&rep->width, n); + swaps(&rep->height, n); + + (void)WriteToClient(client, sz_xvQueryImageAttributesReply, (char *)rep); + + return Success; +} + +static int +SWriteListImageFormatsReply( + ClientPtr client, + xvListImageFormatsReply *rep +){ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swapl(&rep->num_formats, n); + + (void)WriteToClient(client, sz_xvListImageFormatsReply, (char *)rep); + + return Success; +} + +#define _WriteQueryAdaptorsReply(_c,_d) \ + if ((_c)->swapped) SWriteQueryAdaptorsReply(_c, _d); \ + else WriteToClient(_c, sz_xvQueryAdaptorsReply, (char*)_d) + +#define _WriteQueryExtensionReply(_c,_d) \ + if ((_c)->swapped) SWriteQueryExtensionReply(_c, _d); \ + else WriteToClient(_c, sz_xvQueryExtensionReply, (char*)_d) + +#define _WriteQueryEncodingsReply(_c,_d) \ + if ((_c)->swapped) SWriteQueryEncodingsReply(_c, _d); \ + else WriteToClient(_c, sz_xvQueryEncodingsReply, (char*)_d) + +#define _WriteAdaptorInfo(_c,_d) \ + if ((_c)->swapped) SWriteAdaptorInfo(_c, _d); \ + else WriteToClient(_c, sz_xvAdaptorInfo, (char*)_d) + +#define _WriteAttributeInfo(_c,_d) \ + if ((_c)->swapped) SWriteAttributeInfo(_c, _d); \ + else WriteToClient(_c, sz_xvAttributeInfo, (char*)_d) + +#define _WriteEncodingInfo(_c,_d) \ + if ((_c)->swapped) SWriteEncodingInfo(_c, _d); \ + else WriteToClient(_c, sz_xvEncodingInfo, (char*)_d) + +#define _WriteFormat(_c,_d) \ + if ((_c)->swapped) SWriteFormat(_c, _d); \ + else WriteToClient(_c, sz_xvFormat, (char*)_d) + +#define _WriteGrabPortReply(_c,_d) \ + if ((_c)->swapped) SWriteGrabPortReply(_c, _d); \ + else WriteToClient(_c, sz_xvGrabPortReply, (char*)_d) + +#define _WriteGetPortAttributeReply(_c,_d) \ + if ((_c)->swapped) SWriteGetPortAttributeReply(_c, _d); \ + else WriteToClient(_c, sz_xvGetPortAttributeReply, (char*)_d) + +#define _WriteQueryBestSizeReply(_c,_d) \ + if ((_c)->swapped) SWriteQueryBestSizeReply(_c, _d); \ + else WriteToClient(_c, sz_xvQueryBestSizeReply,(char*) _d) + +#define _WriteQueryPortAttributesReply(_c,_d) \ + if ((_c)->swapped) SWriteQueryPortAttributesReply(_c, _d); \ + else WriteToClient(_c, sz_xvQueryPortAttributesReply,(char*) _d) + +#define _WriteQueryImageAttributesReply(_c,_d) \ + if ((_c)->swapped) SWriteQueryImageAttributesReply(_c, _d); \ + else WriteToClient(_c, sz_xvQueryImageAttributesReply,(char*) _d) + +#define _WriteListImageFormatsReply(_c,_d) \ + if ((_c)->swapped) SWriteListImageFormatsReply(_c, _d); \ + else WriteToClient(_c, sz_xvListImageFormatsReply,(char*) _d) + +#define _WriteImageFormatInfo(_c,_d) \ + if ((_c)->swapped) SWriteImageFormatInfo(_c, _d); \ + else WriteToClient(_c, sz_xvImageFormatInfo, (char*)_d) + +#define _AllocatePort(_i,_p) \ + ((_p)->id != _i) ? (* (_p)->pAdaptor->ddAllocatePort)(_i,_p,&_p) : Success + +static int +ProcXvQueryExtension(ClientPtr client) +{ + xvQueryExtensionReply rep; + /* REQUEST(xvQueryExtensionReq); */ + REQUEST_SIZE_MATCH(xvQueryExtensionReq); + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.version = XvVersion; + rep.revision = XvRevision; + + _WriteQueryExtensionReply(client, &rep); + + return Success; +} + +static int +ProcXvQueryAdaptors(ClientPtr client) +{ + xvFormat format; + xvAdaptorInfo ainfo; + xvQueryAdaptorsReply rep; + int totalSize, na, nf, rc; + int nameSize; + XvAdaptorPtr pa; + XvFormatPtr pf; + WindowPtr pWin; + ScreenPtr pScreen; + XvScreenPtr pxvs; + + REQUEST(xvQueryAdaptorsReq); + REQUEST_SIZE_MATCH(xvQueryAdaptorsReq); + + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pxvs = (XvScreenPtr)dixLookupPrivate(&pScreen->devPrivates, + XvGetScreenKey()); + if (!pxvs) + { + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.num_adaptors = 0; + rep.length = 0; + + _WriteQueryAdaptorsReply(client, &rep); + + return Success; + } + + (* pxvs->ddQueryAdaptors)(pScreen, &pxvs->pAdaptors, &pxvs->nAdaptors); + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.num_adaptors = pxvs->nAdaptors; + + /* CALCULATE THE TOTAL SIZE OF THE REPLY IN BYTES */ + + totalSize = pxvs->nAdaptors * sz_xvAdaptorInfo; + + /* FOR EACH ADPATOR ADD UP THE BYTES FOR ENCODINGS AND FORMATS */ + + na = pxvs->nAdaptors; + pa = pxvs->pAdaptors; + while (na--) + { + totalSize += pad_to_int32(strlen(pa->name)); + totalSize += pa->nFormats * sz_xvFormat; + pa++; + } + + rep.length = bytes_to_int32(totalSize); + + _WriteQueryAdaptorsReply(client, &rep); + + na = pxvs->nAdaptors; + pa = pxvs->pAdaptors; + while (na--) + { + + ainfo.base_id = pa->base_id; + ainfo.num_ports = pa->nPorts; + ainfo.type = pa->type; + ainfo.name_size = nameSize = strlen(pa->name); + ainfo.num_formats = pa->nFormats; + + _WriteAdaptorInfo(client, &ainfo); + + WriteToClient(client, nameSize, pa->name); + + nf = pa->nFormats; + pf = pa->pFormats; + while (nf--) + { + format.depth = pf->depth; + format.visual = pf->visual; + _WriteFormat(client, &format); + pf++; + } + + pa++; + + } + + return Success; +} + +static int +ProcXvQueryEncodings(ClientPtr client) +{ + xvEncodingInfo einfo; + xvQueryEncodingsReply rep; + int totalSize; + int nameSize; + XvPortPtr pPort; + int ne; + XvEncodingPtr pe; + int status; + + REQUEST(xvQueryEncodingsReq); + REQUEST_SIZE_MATCH(xvQueryEncodingsReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.num_encodings = pPort->pAdaptor->nEncodings; + + /* FOR EACH ENCODING ADD UP THE BYTES FOR ENCODING NAMES */ + + ne = pPort->pAdaptor->nEncodings; + pe = pPort->pAdaptor->pEncodings; + totalSize = ne * sz_xvEncodingInfo; + while (ne--) + { + totalSize += pad_to_int32(strlen(pe->name)); + pe++; + } + + rep.length = bytes_to_int32(totalSize); + + _WriteQueryEncodingsReply(client, &rep); + + ne = pPort->pAdaptor->nEncodings; + pe = pPort->pAdaptor->pEncodings; + while (ne--) + { + einfo.encoding = pe->id; + einfo.name_size = nameSize = strlen(pe->name); + einfo.width = pe->width; + einfo.height = pe->height; + einfo.rate.numerator = pe->rate.numerator; + einfo.rate.denominator = pe->rate.denominator; + _WriteEncodingInfo(client, &einfo); + WriteToClient(client, nameSize, pe->name); + pe++; + } + + return Success; +} + +static int +ProcXvPutVideo(ClientPtr client) +{ + DrawablePtr pDraw; + XvPortPtr pPort; + GCPtr pGC; + int status; + + REQUEST(xvPutVideoReq); + REQUEST_SIZE_MATCH(xvPutVideoReq); + + VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!(pPort->pAdaptor->type & XvInputMask) || + !(pPort->pAdaptor->type & XvVideoMask)) + { + client->errorValue = stuff->port; + return BadMatch; + } + + status = XvdiMatchPort(pPort, pDraw); + if (status != Success) + { + return status; + } + + return XvdiPutVideo(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, + stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, + stuff->drw_w, stuff->drw_h); +} + +static int +ProcXvPutStill(ClientPtr client) +{ + DrawablePtr pDraw; + XvPortPtr pPort; + GCPtr pGC; + int status; + + REQUEST(xvPutStillReq); + REQUEST_SIZE_MATCH(xvPutStillReq); + + VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!(pPort->pAdaptor->type & XvInputMask) || + !(pPort->pAdaptor->type & XvStillMask)) + { + client->errorValue = stuff->port; + return BadMatch; + } + + status = XvdiMatchPort(pPort, pDraw); + if (status != Success) + { + return status; + } + + return XvdiPutStill(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, + stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, + stuff->drw_w, stuff->drw_h); +} + +static int +ProcXvGetVideo(ClientPtr client) +{ + DrawablePtr pDraw; + XvPortPtr pPort; + GCPtr pGC; + int status; + + REQUEST(xvGetVideoReq); + REQUEST_SIZE_MATCH(xvGetVideoReq); + + VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess); + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!(pPort->pAdaptor->type & XvOutputMask) || + !(pPort->pAdaptor->type & XvVideoMask)) + { + client->errorValue = stuff->port; + return BadMatch; + } + + status = XvdiMatchPort(pPort, pDraw); + if (status != Success) + { + return status; + } + + return XvdiGetVideo(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, + stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, + stuff->drw_w, stuff->drw_h); +} + +static int +ProcXvGetStill(ClientPtr client) +{ + DrawablePtr pDraw; + XvPortPtr pPort; + GCPtr pGC; + int status; + + REQUEST(xvGetStillReq); + REQUEST_SIZE_MATCH(xvGetStillReq); + + VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess); + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!(pPort->pAdaptor->type & XvOutputMask) || + !(pPort->pAdaptor->type & XvStillMask)) + { + client->errorValue = stuff->port; + return BadMatch; + } + + status = XvdiMatchPort(pPort, pDraw); + if (status != Success) + { + return status; + } + + return XvdiGetStill(client, pDraw, pPort, pGC, stuff->vid_x, stuff->vid_y, + stuff->vid_w, stuff->vid_h, stuff->drw_x, stuff->drw_y, + stuff->drw_w, stuff->drw_h); +} + +static int +ProcXvSelectVideoNotify(ClientPtr client) +{ + DrawablePtr pDraw; + int rc; + REQUEST(xvSelectVideoNotifyReq); + REQUEST_SIZE_MATCH(xvSelectVideoNotifyReq); + + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixReceiveAccess); + if (rc != Success) + return rc; + + return XvdiSelectVideoNotify(client, pDraw, stuff->onoff); +} + +static int +ProcXvSelectPortNotify(ClientPtr client) +{ + int status; + XvPortPtr pPort; + REQUEST(xvSelectPortNotifyReq); + REQUEST_SIZE_MATCH(xvSelectPortNotifyReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + return XvdiSelectPortNotify(client, pPort, stuff->onoff); +} + +static int +ProcXvGrabPort(ClientPtr client) +{ + int result, status; + XvPortPtr pPort; + xvGrabPortReply rep; + REQUEST(xvGrabPortReq); + REQUEST_SIZE_MATCH(xvGrabPortReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + status = XvdiGrabPort(client, pPort, stuff->time, &result); + + if (status != Success) + { + return status; + } + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.result = result; + + _WriteGrabPortReply(client, &rep); + + return Success; +} + +static int +ProcXvUngrabPort(ClientPtr client) +{ + int status; + XvPortPtr pPort; + REQUEST(xvGrabPortReq); + REQUEST_SIZE_MATCH(xvGrabPortReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + return XvdiUngrabPort(client, pPort, stuff->time); +} + +static int +ProcXvStopVideo(ClientPtr client) +{ + int status, rc; + DrawablePtr pDraw; + XvPortPtr pPort; + REQUEST(xvStopVideoReq); + REQUEST_SIZE_MATCH(xvStopVideoReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess); + if (rc != Success) + return rc; + + return XvdiStopVideo(client, pPort, pDraw); +} + +static int +ProcXvSetPortAttribute(ClientPtr client) +{ + int status; + XvPortPtr pPort; + REQUEST(xvSetPortAttributeReq); + REQUEST_SIZE_MATCH(xvSetPortAttributeReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixSetAttrAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!ValidAtom(stuff->attribute)) + { + client->errorValue = stuff->attribute; + return BadAtom; + } + + status = XvdiSetPortAttribute(client, pPort, stuff->attribute, stuff->value); + + if (status == BadMatch) + client->errorValue = stuff->attribute; + else + client->errorValue = stuff->value; + + return status; +} + +static int +ProcXvGetPortAttribute(ClientPtr client) +{ + INT32 value; + int status; + XvPortPtr pPort; + xvGetPortAttributeReply rep; + REQUEST(xvGetPortAttributeReq); + REQUEST_SIZE_MATCH(xvGetPortAttributeReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!ValidAtom(stuff->attribute)) + { + client->errorValue = stuff->attribute; + return BadAtom; + } + + status = XvdiGetPortAttribute(client, pPort, stuff->attribute, &value); + if (status != Success) + { + client->errorValue = stuff->attribute; + return status; + } + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.value = value; + + _WriteGetPortAttributeReply(client, &rep); + + return Success; +} + +static int +ProcXvQueryBestSize(ClientPtr client) +{ + int status; + unsigned int actual_width, actual_height; + XvPortPtr pPort; + xvQueryBestSizeReply rep; + REQUEST(xvQueryBestSizeReq); + REQUEST_SIZE_MATCH(xvQueryBestSizeReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = 0; + + (* pPort->pAdaptor->ddQueryBestSize)(client, pPort, stuff->motion, + stuff->vid_w, stuff->vid_h, + stuff->drw_w, stuff->drw_h, + &actual_width, &actual_height); + + rep.actual_width = actual_width; + rep.actual_height = actual_height; + + _WriteQueryBestSizeReply(client, &rep); + + return Success; +} + + +static int +ProcXvQueryPortAttributes(ClientPtr client) +{ + int status, size, i; + XvPortPtr pPort; + XvAttributePtr pAtt; + xvQueryPortAttributesReply rep; + xvAttributeInfo Info; + REQUEST(xvQueryPortAttributesReq); + REQUEST_SIZE_MATCH(xvQueryPortAttributesReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.num_attributes = pPort->pAdaptor->nAttributes; + rep.text_size = 0; + + for(i = 0, pAtt = pPort->pAdaptor->pAttributes; + i < pPort->pAdaptor->nAttributes; i++, pAtt++) + { + rep.text_size += pad_to_int32(strlen(pAtt->name) + 1); + } + + rep.length = (pPort->pAdaptor->nAttributes * sz_xvAttributeInfo) + + rep.text_size; + rep.length >>= 2; + + _WriteQueryPortAttributesReply(client, &rep); + + for(i = 0, pAtt = pPort->pAdaptor->pAttributes; + i < pPort->pAdaptor->nAttributes; i++, pAtt++) + { + size = strlen(pAtt->name) + 1; /* pass the NULL */ + Info.flags = pAtt->flags; + Info.min = pAtt->min_value; + Info.max = pAtt->max_value; + Info.size = pad_to_int32(size); + + _WriteAttributeInfo(client, &Info); + + WriteToClient(client, size, pAtt->name); + } + + return Success; +} + +static int +ProcXvPutImage(ClientPtr client) +{ + DrawablePtr pDraw; + XvPortPtr pPort; + XvImagePtr pImage = NULL; + GCPtr pGC; + int status, i, size; + CARD16 width, height; + + REQUEST(xvPutImageReq); + REQUEST_AT_LEAST_SIZE(xvPutImageReq); + + VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!(pPort->pAdaptor->type & XvImageMask) || + !(pPort->pAdaptor->type & XvInputMask)) + { + client->errorValue = stuff->port; + return BadMatch; + } + + status = XvdiMatchPort(pPort, pDraw); + if (status != Success) + { + return status; + } + + for(i = 0; i < pPort->pAdaptor->nImages; i++) { + if(pPort->pAdaptor->pImages[i].id == stuff->id) { + pImage = &(pPort->pAdaptor->pImages[i]); + break; + } + } + + if(!pImage) + return BadMatch; + + width = stuff->width; + height = stuff->height; + size = (*pPort->pAdaptor->ddQueryImageAttributes)(client, + pPort, pImage, &width, &height, NULL, NULL); + size += sizeof(xvPutImageReq); + size = bytes_to_int32(size); + + if((width < stuff->width) || (height < stuff->height)) + return BadValue; + + if(client->req_len < size) + return BadLength; + + return XvdiPutImage(client, pDraw, pPort, pGC, stuff->src_x, stuff->src_y, + stuff->src_w, stuff->src_h, stuff->drw_x, stuff->drw_y, + stuff->drw_w, stuff->drw_h, pImage, + (unsigned char*)(&stuff[1]), FALSE, + stuff->width, stuff->height); +} + +#ifdef MITSHM +/* redefined here since it's not in any header file */ +typedef struct _ShmDesc { + struct _ShmDesc *next; + int shmid; + int refcnt; + char *addr; + Bool writable; + unsigned long size; +} ShmDescRec, *ShmDescPtr; + +extern RESTYPE ShmSegType; +extern int ShmCompletionCode; + +static int +ProcXvShmPutImage(ClientPtr client) +{ + ShmDescPtr shmdesc; + DrawablePtr pDraw; + XvPortPtr pPort; + XvImagePtr pImage = NULL; + GCPtr pGC; + int status, size_needed, i; + CARD16 width, height; + + REQUEST(xvShmPutImageReq); + REQUEST_SIZE_MATCH(xvShmPutImageReq); + + VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess); + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + if ((status = _AllocatePort(stuff->port, pPort)) != Success) + { + client->errorValue = stuff->port; + return status; + } + + if (!(pPort->pAdaptor->type & XvImageMask) || + !(pPort->pAdaptor->type & XvInputMask)) + { + client->errorValue = stuff->port; + return BadMatch; + } + + status = XvdiMatchPort(pPort, pDraw); + if (status != Success) + { + return status; + } + + for(i = 0; i < pPort->pAdaptor->nImages; i++) { + if(pPort->pAdaptor->pImages[i].id == stuff->id) { + pImage = &(pPort->pAdaptor->pImages[i]); + break; + } + } + + if(!pImage) + return BadMatch; + + status = dixLookupResourceByType((pointer *)&shmdesc, stuff->shmseg, + ShmSegType, serverClient, DixReadAccess); + if (status != Success) + return status; + + width = stuff->width; + height = stuff->height; + size_needed = (*pPort->pAdaptor->ddQueryImageAttributes)(client, + pPort, pImage, &width, &height, NULL, NULL); + if((size_needed + stuff->offset) > shmdesc->size) + return BadAccess; + + if((width < stuff->width) || (height < stuff->height)) + return BadValue; + + status = XvdiPutImage(client, pDraw, pPort, pGC, stuff->src_x, stuff->src_y, + stuff->src_w, stuff->src_h, stuff->drw_x, stuff->drw_y, + stuff->drw_w, stuff->drw_h, pImage, + (unsigned char *)shmdesc->addr + stuff->offset, + stuff->send_event, stuff->width, stuff->height); + + if((status == Success) && stuff->send_event) { + xShmCompletionEvent ev; + + ev.type = ShmCompletionCode; + ev.drawable = stuff->drawable; + ev.minorEvent = xv_ShmPutImage; + ev.majorEvent = XvReqCode; + ev.shmseg = stuff->shmseg; + ev.offset = stuff->offset; + WriteEventsToClient(client, 1, (xEvent *) &ev); + } + + return status; +} +#else /* !MITSHM */ +static int +ProcXvShmPutImage(ClientPtr client) +{ + SendErrorToClient(client, XvReqCode, xv_ShmPutImage, 0, BadImplementation); + return BadImplementation; +} +#endif + +#ifdef XvMCExtension +#include "xvmcext.h" +#endif + +static int +ProcXvQueryImageAttributes(ClientPtr client) +{ + xvQueryImageAttributesReply rep; + int size, num_planes, i; + CARD16 width, height; + XvImagePtr pImage = NULL; + XvPortPtr pPort; + int *offsets; + int *pitches; + int planeLength; + REQUEST(xvQueryImageAttributesReq); + + REQUEST_SIZE_MATCH(xvQueryImageAttributesReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + for(i = 0; i < pPort->pAdaptor->nImages; i++) { + if(pPort->pAdaptor->pImages[i].id == stuff->id) { + pImage = &(pPort->pAdaptor->pImages[i]); + break; + } + } + +#ifdef XvMCExtension + if(!pImage) + pImage = XvMCFindXvImage(pPort, stuff->id); +#endif + + if(!pImage) + return BadMatch; + + num_planes = pImage->num_planes; + + if(!(offsets = malloc(num_planes << 3))) + return BadAlloc; + pitches = offsets + num_planes; + + width = stuff->width; + height = stuff->height; + + size = (*pPort->pAdaptor->ddQueryImageAttributes)(client, pPort, pImage, + &width, &height, offsets, pitches); + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = planeLength = num_planes << 1; + rep.num_planes = num_planes; + rep.width = width; + rep.height = height; + rep.data_size = size; + + _WriteQueryImageAttributesReply(client, &rep); + if(client->swapped) + SwapLongs((CARD32*)offsets, planeLength); + WriteToClient(client, planeLength << 2, (char*)offsets); + + free(offsets); + + return Success; +} + +static int +ProcXvListImageFormats(ClientPtr client) +{ + XvPortPtr pPort; + XvImagePtr pImage; + int i; + xvListImageFormatsReply rep; + xvImageFormatInfo info; + REQUEST(xvListImageFormatsReq); + + REQUEST_SIZE_MATCH(xvListImageFormatsReq); + + VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.num_formats = pPort->pAdaptor->nImages; + rep.length = bytes_to_int32(pPort->pAdaptor->nImages * sz_xvImageFormatInfo); + + _WriteListImageFormatsReply(client, &rep); + + pImage = pPort->pAdaptor->pImages; + + for(i = 0; i < pPort->pAdaptor->nImages; i++, pImage++) { + info.id = pImage->id; + info.type = pImage->type; + info.byte_order = pImage->byte_order; + memcpy(&info.guid, pImage->guid, 16); + info.bpp = pImage->bits_per_pixel; + info.num_planes = pImage->num_planes; + info.depth = pImage->depth; + info.red_mask = pImage->red_mask; + info.green_mask = pImage->green_mask; + info.blue_mask = pImage->blue_mask; + info.format = pImage->format; + info.y_sample_bits = pImage->y_sample_bits; + info.u_sample_bits = pImage->u_sample_bits; + info.v_sample_bits = pImage->v_sample_bits; + info.horz_y_period = pImage->horz_y_period; + info.horz_u_period = pImage->horz_u_period; + info.horz_v_period = pImage->horz_v_period; + info.vert_y_period = pImage->vert_y_period; + info.vert_u_period = pImage->vert_u_period; + info.vert_v_period = pImage->vert_v_period; + memcpy(&info.comp_order, pImage->component_order, 32); + info.scanline_order = pImage->scanline_order; + _WriteImageFormatInfo(client, &info); + } + + return Success; +} + +static int (*XvProcVector[xvNumRequests])(ClientPtr) = { + ProcXvQueryExtension, + ProcXvQueryAdaptors, + ProcXvQueryEncodings, + ProcXvGrabPort, + ProcXvUngrabPort, + ProcXvPutVideo, + ProcXvPutStill, + ProcXvGetVideo, + ProcXvGetStill, + ProcXvStopVideo, + ProcXvSelectVideoNotify, + ProcXvSelectPortNotify, + ProcXvQueryBestSize, + ProcXvSetPortAttribute, + ProcXvGetPortAttribute, + ProcXvQueryPortAttributes, + ProcXvListImageFormats, + ProcXvQueryImageAttributes, + ProcXvPutImage, + ProcXvShmPutImage, +}; + +int +ProcXvDispatch(ClientPtr client) +{ + REQUEST(xReq); + + UpdateCurrentTime(); + + if (stuff->data > xvNumRequests) { + SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest); + return BadRequest; + } + + return XvProcVector[stuff->data](client); +} + +/* Swapped Procs */ + +static int +SProcXvQueryExtension(ClientPtr client) +{ + char n; + REQUEST(xvQueryExtensionReq); + swaps(&stuff->length, n); + return XvProcVector[xv_QueryExtension](client); +} + +static int +SProcXvQueryAdaptors(ClientPtr client) +{ + char n; + REQUEST(xvQueryAdaptorsReq); + swaps(&stuff->length, n); + swapl(&stuff->window, n); + return XvProcVector[xv_QueryAdaptors](client); +} + +static int +SProcXvQueryEncodings(ClientPtr client) +{ + char n; + REQUEST(xvQueryEncodingsReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + return XvProcVector[xv_QueryEncodings](client); +} + +static int +SProcXvGrabPort(ClientPtr client) +{ + char n; + REQUEST(xvGrabPortReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->time, n); + return XvProcVector[xv_GrabPort](client); +} + +static int +SProcXvUngrabPort(ClientPtr client) +{ + char n; + REQUEST(xvUngrabPortReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->time, n); + return XvProcVector[xv_UngrabPort](client); +} + +static int +SProcXvPutVideo(ClientPtr client) +{ + char n; + REQUEST(xvPutVideoReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->drawable, n); + swapl(&stuff->gc, n); + swaps(&stuff->vid_x, n); + swaps(&stuff->vid_y, n); + swaps(&stuff->vid_w, n); + swaps(&stuff->vid_h, n); + swaps(&stuff->drw_x, n); + swaps(&stuff->drw_y, n); + swaps(&stuff->drw_w, n); + swaps(&stuff->drw_h, n); + return XvProcVector[xv_PutVideo](client); +} + +static int +SProcXvPutStill(ClientPtr client) +{ + char n; + REQUEST(xvPutStillReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->drawable, n); + swapl(&stuff->gc, n); + swaps(&stuff->vid_x, n); + swaps(&stuff->vid_y, n); + swaps(&stuff->vid_w, n); + swaps(&stuff->vid_h, n); + swaps(&stuff->drw_x, n); + swaps(&stuff->drw_y, n); + swaps(&stuff->drw_w, n); + swaps(&stuff->drw_h, n); + return XvProcVector[xv_PutStill](client); +} + +static int +SProcXvGetVideo(ClientPtr client) +{ + char n; + REQUEST(xvGetVideoReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->drawable, n); + swapl(&stuff->gc, n); + swaps(&stuff->vid_x, n); + swaps(&stuff->vid_y, n); + swaps(&stuff->vid_w, n); + swaps(&stuff->vid_h, n); + swaps(&stuff->drw_x, n); + swaps(&stuff->drw_y, n); + swaps(&stuff->drw_w, n); + swaps(&stuff->drw_h, n); + return XvProcVector[xv_GetVideo](client); +} + +static int +SProcXvGetStill(ClientPtr client) +{ + char n; + REQUEST(xvGetStillReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->drawable, n); + swapl(&stuff->gc, n); + swaps(&stuff->vid_x, n); + swaps(&stuff->vid_y, n); + swaps(&stuff->vid_w, n); + swaps(&stuff->vid_h, n); + swaps(&stuff->drw_x, n); + swaps(&stuff->drw_y, n); + swaps(&stuff->drw_w, n); + swaps(&stuff->drw_h, n); + return XvProcVector[xv_GetStill](client); +} + +static int +SProcXvPutImage(ClientPtr client) +{ + char n; + REQUEST(xvPutImageReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->drawable, n); + swapl(&stuff->gc, n); + swapl(&stuff->id, n); + swaps(&stuff->src_x, n); + swaps(&stuff->src_y, n); + swaps(&stuff->src_w, n); + swaps(&stuff->src_h, n); + swaps(&stuff->drw_x, n); + swaps(&stuff->drw_y, n); + swaps(&stuff->drw_w, n); + swaps(&stuff->drw_h, n); + swaps(&stuff->width, n); + swaps(&stuff->height, n); + return XvProcVector[xv_PutImage](client); +} + +#ifdef MITSHM +static int +SProcXvShmPutImage(ClientPtr client) +{ + char n; + REQUEST(xvShmPutImageReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->drawable, n); + swapl(&stuff->gc, n); + swapl(&stuff->shmseg, n); + swapl(&stuff->id, n); + swapl(&stuff->offset, n); + swaps(&stuff->src_x, n); + swaps(&stuff->src_y, n); + swaps(&stuff->src_w, n); + swaps(&stuff->src_h, n); + swaps(&stuff->drw_x, n); + swaps(&stuff->drw_y, n); + swaps(&stuff->drw_w, n); + swaps(&stuff->drw_h, n); + swaps(&stuff->width, n); + swaps(&stuff->height, n); + return XvProcVector[xv_ShmPutImage](client); +} +#else /* MITSHM */ +#define SProcXvShmPutImage ProcXvShmPutImage +#endif + +static int +SProcXvSelectVideoNotify(ClientPtr client) +{ + char n; + REQUEST(xvSelectVideoNotifyReq); + swaps(&stuff->length, n); + swapl(&stuff->drawable, n); + return XvProcVector[xv_SelectVideoNotify](client); +} + +static int +SProcXvSelectPortNotify(ClientPtr client) +{ + char n; + REQUEST(xvSelectPortNotifyReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + return XvProcVector[xv_SelectPortNotify](client); +} + +static int +SProcXvStopVideo(ClientPtr client) +{ + char n; + REQUEST(xvStopVideoReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->drawable, n); + return XvProcVector[xv_StopVideo](client); +} + +static int +SProcXvSetPortAttribute(ClientPtr client) +{ + char n; + REQUEST(xvSetPortAttributeReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->attribute, n); + swapl(&stuff->value, n); + return XvProcVector[xv_SetPortAttribute](client); +} + +static int +SProcXvGetPortAttribute(ClientPtr client) +{ + char n; + REQUEST(xvGetPortAttributeReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->attribute, n); + return XvProcVector[xv_GetPortAttribute](client); +} + +static int +SProcXvQueryBestSize(ClientPtr client) +{ + char n; + REQUEST(xvQueryBestSizeReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swaps(&stuff->vid_w, n); + swaps(&stuff->vid_h, n); + swaps(&stuff->drw_w, n); + swaps(&stuff->drw_h, n); + return XvProcVector[xv_QueryBestSize](client); +} + +static int +SProcXvQueryPortAttributes(ClientPtr client) +{ + char n; + REQUEST(xvQueryPortAttributesReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + return XvProcVector[xv_QueryPortAttributes](client); +} + +static int +SProcXvQueryImageAttributes(ClientPtr client) +{ + char n; + REQUEST(xvQueryImageAttributesReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + swapl(&stuff->id, n); + swaps(&stuff->width, n); + swaps(&stuff->height, n); + return XvProcVector[xv_QueryImageAttributes](client); +} + +static int +SProcXvListImageFormats(ClientPtr client) +{ + char n; + REQUEST(xvListImageFormatsReq); + swaps(&stuff->length, n); + swapl(&stuff->port, n); + return XvProcVector[xv_ListImageFormats](client); +} + +static int (*SXvProcVector[xvNumRequests])(ClientPtr) = { + SProcXvQueryExtension, + SProcXvQueryAdaptors, + SProcXvQueryEncodings, + SProcXvGrabPort, + SProcXvUngrabPort, + SProcXvPutVideo, + SProcXvPutStill, + SProcXvGetVideo, + SProcXvGetStill, + SProcXvStopVideo, + SProcXvSelectVideoNotify, + SProcXvSelectPortNotify, + SProcXvQueryBestSize, + SProcXvSetPortAttribute, + SProcXvGetPortAttribute, + SProcXvQueryPortAttributes, + SProcXvListImageFormats, + SProcXvQueryImageAttributes, + SProcXvPutImage, + SProcXvShmPutImage, +}; + +int +SProcXvDispatch(ClientPtr client) +{ + REQUEST(xReq); + + UpdateCurrentTime(); + + if (stuff->data > xvNumRequests) { + SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest); + return BadRequest; + } + + return SXvProcVector[stuff->data](client); +} + +#ifdef PANORAMIX +static int +XineramaXvStopVideo(ClientPtr client) +{ + int result, i; + PanoramiXRes *draw, *port; + REQUEST(xvStopVideoReq); + REQUEST_SIZE_MATCH(xvStopVideoReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + result = dixLookupResourceByType((pointer *)&port, stuff->port, + XvXRTPort, client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(i) { + if(port->info[i].id) { + stuff->drawable = draw->info[i].id; + stuff->port = port->info[i].id; + result = ProcXvStopVideo(client); + } + } + + return result; +} + +static int +XineramaXvSetPortAttribute(ClientPtr client) +{ + REQUEST(xvSetPortAttributeReq); + PanoramiXRes *port; + int result, i; + + REQUEST_SIZE_MATCH(xvSetPortAttributeReq); + + result = dixLookupResourceByType((pointer *)&port, stuff->port, + XvXRTPort, client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS_BACKWARD(i) { + if(port->info[i].id) { + stuff->port = port->info[i].id; + result = ProcXvSetPortAttribute(client); + } + } + return result; +} + +#ifdef MITSHM +static int +XineramaXvShmPutImage(ClientPtr client) +{ + REQUEST(xvShmPutImageReq); + PanoramiXRes *draw, *gc, *port; + Bool send_event = stuff->send_event; + Bool isRoot; + int result, i, x, y; + + REQUEST_SIZE_MATCH(xvShmPutImageReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, + XRT_GC, client, DixReadAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&port, stuff->port, + XvXRTPort, client, DixReadAccess); + if (result != Success) + return result; + + isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; + + x = stuff->drw_x; + y = stuff->drw_y; + + FOR_NSCREENS_BACKWARD(i) { + if(port->info[i].id) { + stuff->drawable = draw->info[i].id; + stuff->port = port->info[i].id; + stuff->gc = gc->info[i].id; + stuff->drw_x = x; + stuff->drw_y = y; + if(isRoot) { + stuff->drw_x -= screenInfo.screens[i]->x; + stuff->drw_y -= screenInfo.screens[i]->y; + } + stuff->send_event = (send_event && !i) ? 1 : 0; + + result = ProcXvShmPutImage(client); + } + } + return result; +} +#else +#define XineramaXvShmPutImage ProcXvShmPutImage +#endif + +static int +XineramaXvPutImage(ClientPtr client) +{ + REQUEST(xvPutImageReq); + PanoramiXRes *draw, *gc, *port; + Bool isRoot; + int result, i, x, y; + + REQUEST_AT_LEAST_SIZE(xvPutImageReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, + XRT_GC, client, DixReadAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&port, stuff->port, + XvXRTPort, client, DixReadAccess); + if (result != Success) + return result; + + isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; + + x = stuff->drw_x; + y = stuff->drw_y; + + FOR_NSCREENS_BACKWARD(i) { + if(port->info[i].id) { + stuff->drawable = draw->info[i].id; + stuff->port = port->info[i].id; + stuff->gc = gc->info[i].id; + stuff->drw_x = x; + stuff->drw_y = y; + if(isRoot) { + stuff->drw_x -= screenInfo.screens[i]->x; + stuff->drw_y -= screenInfo.screens[i]->y; + } + + result = ProcXvPutImage(client); + } + } + return result; +} + +static int +XineramaXvPutVideo(ClientPtr client) +{ + REQUEST(xvPutImageReq); + PanoramiXRes *draw, *gc, *port; + Bool isRoot; + int result, i, x, y; + + REQUEST_AT_LEAST_SIZE(xvPutVideoReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, + XRT_GC, client, DixReadAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&port, stuff->port, + XvXRTPort, client, DixReadAccess); + if (result != Success) + return result; + + isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; + + x = stuff->drw_x; + y = stuff->drw_y; + + FOR_NSCREENS_BACKWARD(i) { + if(port->info[i].id) { + stuff->drawable = draw->info[i].id; + stuff->port = port->info[i].id; + stuff->gc = gc->info[i].id; + stuff->drw_x = x; + stuff->drw_y = y; + if(isRoot) { + stuff->drw_x -= screenInfo.screens[i]->x; + stuff->drw_y -= screenInfo.screens[i]->y; + } + + result = ProcXvPutVideo(client); + } + } + return result; +} + +static int +XineramaXvPutStill(ClientPtr client) +{ + REQUEST(xvPutImageReq); + PanoramiXRes *draw, *gc, *port; + Bool isRoot; + int result, i, x, y; + + REQUEST_AT_LEAST_SIZE(xvPutImageReq); + + result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable, + XRC_DRAWABLE, client, DixWriteAccess); + if (result != Success) + return (result == BadValue) ? BadDrawable : result; + + result = dixLookupResourceByType((pointer *)&gc, stuff->gc, + XRT_GC, client, DixReadAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&port, stuff->port, + XvXRTPort, client, DixReadAccess); + if (result != Success) + return result; + + isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root; + + x = stuff->drw_x; + y = stuff->drw_y; + + FOR_NSCREENS_BACKWARD(i) { + if(port->info[i].id) { + stuff->drawable = draw->info[i].id; + stuff->port = port->info[i].id; + stuff->gc = gc->info[i].id; + stuff->drw_x = x; + stuff->drw_y = y; + if(isRoot) { + stuff->drw_x -= screenInfo.screens[i]->x; + stuff->drw_y -= screenInfo.screens[i]->y; + } + + result = ProcXvPutStill(client); + } + } + return result; +} + +static Bool +isImageAdaptor(XvAdaptorPtr pAdapt) +{ + return (pAdapt->type & XvImageMask) && (pAdapt->nImages > 0); +} + +static Bool +hasOverlay(XvAdaptorPtr pAdapt) +{ + int i; + for(i = 0; i < pAdapt->nAttributes; i++) + if(!strcmp(pAdapt->pAttributes[i].name, "XV_COLORKEY")) + return TRUE; + return FALSE; +} + +static XvAdaptorPtr +matchAdaptor(ScreenPtr pScreen, XvAdaptorPtr refAdapt, Bool isOverlay) +{ + int i; + XvScreenPtr xvsp = dixLookupPrivate(&pScreen->devPrivates, XvGetScreenKey()); + /* Do not try to go on if xv is not supported on this screen */ + if(xvsp == NULL) + return NULL; + + /* if the adaptor has the same name it's a perfect match */ + for(i = 0; i < xvsp->nAdaptors; i++) { + XvAdaptorPtr pAdapt = xvsp->pAdaptors + i; + if(!strcmp(refAdapt->name, pAdapt->name)) + return pAdapt; + } + + /* otherwise we only look for XvImage adaptors */ + if(!isImageAdaptor(refAdapt)) + return NULL; + + /* prefer overlay/overlay non-overlay/non-overlay pairing */ + for(i = 0; i < xvsp->nAdaptors; i++) { + XvAdaptorPtr pAdapt = xvsp->pAdaptors + i; + if(isImageAdaptor(pAdapt) && isOverlay == hasOverlay(pAdapt)) + return pAdapt; + } + + /* but we'll take any XvImage pairing if we can get it */ + for(i = 0; i < xvsp->nAdaptors; i++) { + XvAdaptorPtr pAdapt = xvsp->pAdaptors + i; + if(isImageAdaptor(pAdapt)) + return pAdapt; + } + return NULL; +} + +void XineramifyXv(void) +{ + XvScreenPtr xvsp0 = dixLookupPrivate(&screenInfo.screens[0]->devPrivates, XvGetScreenKey()); + XvAdaptorPtr MatchingAdaptors[MAXSCREENS]; + int i, j, k; + + XvXRTPort = CreateNewResourceType(XineramaDeleteResource, "XvXRTPort"); + + if (!xvsp0 || !XvXRTPort) return; + SetResourceTypeErrorValue(XvXRTPort, _XvBadPort); + + for(i = 0; i < xvsp0->nAdaptors; i++) { + Bool isOverlay; + XvAdaptorPtr refAdapt = xvsp0->pAdaptors + i; + if(!(refAdapt->type & XvInputMask)) continue; + + MatchingAdaptors[0] = refAdapt; + isOverlay = hasOverlay(refAdapt); + FOR_NSCREENS_FORWARD_SKIP(j) + MatchingAdaptors[j] = matchAdaptor(screenInfo.screens[j], refAdapt, isOverlay); + + /* now create a resource for each port */ + for(j = 0; j < refAdapt->nPorts; j++) { + PanoramiXRes *port = malloc(sizeof(PanoramiXRes)); + if(!port) + break; + + FOR_NSCREENS(k) { + if(MatchingAdaptors[k] && (MatchingAdaptors[k]->nPorts > j)) + port->info[k].id = MatchingAdaptors[k]->base_id + j; + else + port->info[k].id = 0; + } + AddResource(port->info[0].id, XvXRTPort, port); + } + } + + /* munge the dispatch vector */ + XvProcVector[xv_PutVideo] = XineramaXvPutVideo; + XvProcVector[xv_PutStill] = XineramaXvPutStill; + XvProcVector[xv_StopVideo] = XineramaXvStopVideo; + XvProcVector[xv_SetPortAttribute] = XineramaXvSetPortAttribute; + XvProcVector[xv_PutImage] = XineramaXvPutImage; + XvProcVector[xv_ShmPutImage] = XineramaXvShmPutImage; +} +#endif /* PANORAMIX */ + +void +XvResetProcVector(void) +{ +#ifdef PANORAMIX + XvProcVector[xv_PutVideo] = ProcXvPutVideo; + XvProcVector[xv_PutStill] = ProcXvPutStill; + XvProcVector[xv_StopVideo] = ProcXvStopVideo; + XvProcVector[xv_SetPortAttribute] = ProcXvSetPortAttribute; + XvProcVector[xv_PutImage] = ProcXvPutImage; + XvProcVector[xv_ShmPutImage] = ProcXvShmPutImage; +#endif +} -- cgit v1.2.3