+++ /dev/null
-/*
- * $XConsortium: saver.c,v 1.12 94/04/17 20:59:36 dpw Exp $
- * $XFree86: xc/programs/Xserver/Xext/saver.c,v 3.2 1996/06/10 09:11:17 dawes Exp $
- *
-Copyright (c) 1992 X Consortium
-
-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, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice 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
-X CONSORTIUM 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 X Consortium 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 X Consortium.
- *
- * Author: Keith Packard, MIT X Consortium
- */
-
-#define NEED_REPLIES
-#define NEED_EVENTS
-#include <stdio.h>
-#include "X.h"
-#include "Xproto.h"
-#include "misc.h"
-#include "os.h"
-#include "windowstr.h"
-#include "scrnintstr.h"
-#include "pixmapstr.h"
-#include "extnsionst.h"
-#include "dixstruct.h"
-#include "resource.h"
-#include "opaque.h"
-#include "saverproto.h"
-#include "gcstruct.h"
-#include "cursorstr.h"
-#include "colormapst.h"
-
-static unsigned char ScreenSaverReqCode = 0;
-static int ScreenSaverEventBase = 0;
-
-extern DISPATCH_PROC(ProcScreenSaverQueryInfo);
-static DISPATCH_PROC(ProcScreenSaverDispatch);
-static DISPATCH_PROC(ProcScreenSaverQueryVersion);
-static DISPATCH_PROC(ProcScreenSaverSelectInput);
-static DISPATCH_PROC(ProcScreenSaverSetAttributes);
-static DISPATCH_PROC(ProcScreenSaverUnsetAttributes);
-static DISPATCH_PROC(SProcScreenSaverDispatch);
-static DISPATCH_PROC(SProcScreenSaverQueryInfo);
-static DISPATCH_PROC(SProcScreenSaverQueryVersion);
-static DISPATCH_PROC(SProcScreenSaverSelectInput);
-static DISPATCH_PROC(SProcScreenSaverSetAttributes);
-static DISPATCH_PROC(SProcScreenSaverUnsetAttributes);
-
-static Bool ScreenSaverHandle (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */,
- int /* xstate */,
- Bool /* force */
-#endif
- );
-
-static Bool
-CreateSaverWindow (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */
-#endif
- );
-
-static Bool
-DestroySaverWindow (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */
-#endif
- );
-
-static void
-UninstallSaverColormap (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */
-#endif
- );
-
-static void
-CheckScreenPrivate (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */
-#endif
- );
-
-static void SScreenSaverNotifyEvent (
-#if NeedFunctionPrototypes
- xScreenSaverNotifyEvent * /* from */,
- xScreenSaverNotifyEvent * /* to */
-#endif
- );
-
-static void ScreenSaverResetProc (
-#if NeedFunctionPrototypes
- ExtensionEntry * /* extEntry */
-#endif
- );
-
-extern WindowPtr *WindowTable;
-
-/*
- * each screen has a list of clients requesting
- * ScreenSaverNotify events. Each client has a resource
- * for each screen it selects ScreenSaverNotify input for,
- * this resource is used to delete the ScreenSaverNotifyRec
- * entry from the per-screen queue.
- */
-
-static RESTYPE EventType; /* resource type for event masks */
-
-typedef struct _ScreenSaverEvent *ScreenSaverEventPtr;
-
-typedef struct _ScreenSaverEvent {
- ScreenSaverEventPtr next;
- ClientPtr client;
- ScreenPtr screen;
- XID resource;
- CARD32 mask;
-} ScreenSaverEventRec;
-
-static int ScreenSaverFreeEvents(
-#if NeedFunctionPrototypes
- pointer /* value */,
- XID /* id */
-#endif
-);
-
-static Bool setEventMask (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */,
- ClientPtr /* client */,
- unsigned long /* mask */
-#endif
-);
-
-static unsigned long getEventMask (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */,
- ClientPtr /* client */
-#endif
-);
-
-/*
- * when a client sets the screen saver attributes, a resource is
- * kept to be freed when the client exits
- */
-
-static RESTYPE AttrType; /* resource type for attributes */
-
-typedef struct _ScreenSaverAttr {
- ScreenPtr screen;
- ClientPtr client;
- XID resource;
- short x, y;
- unsigned short width, height, borderWidth;
- unsigned char class;
- unsigned char depth;
- VisualID visual;
- CursorPtr pCursor;
- PixmapPtr pBackgroundPixmap;
- PixmapPtr pBorderPixmap;
- Colormap colormap;
- unsigned long mask; /* no pixmaps or cursors */
- unsigned long *values;
-} ScreenSaverAttrRec, *ScreenSaverAttrPtr;
-
-static int ScreenSaverFreeAttr (
-#if NeedFunctionPrototypes
- pointer /* value */,
- XID /* id */
-#endif
-);
-
-static void FreeAttrs (
-#if NeedFunctionPrototypes
- ScreenSaverAttrPtr /* pAttr */
-#endif
-);
-
-static void FreeScreenAttr (
-#if NeedFunctionPrototypes
- ScreenSaverAttrPtr /* pAttr */
-#endif
-);
-
-static void
-SendScreenSaverNotify (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */,
- int /* state */,
- Bool /* forced */
-#endif
-);
-
-typedef struct _ScreenSaverScreenPrivate {
- ScreenSaverEventPtr events;
- ScreenSaverAttrPtr attr;
- Bool hasWindow;
- Colormap installedMap;
-} ScreenSaverScreenPrivateRec, *ScreenSaverScreenPrivatePtr;
-
-static ScreenSaverScreenPrivatePtr
-MakeScreenPrivate (
-#if NeedFunctionPrototypes
- ScreenPtr /* pScreen */
-#endif
- );
-
-static int ScreenPrivateIndex;
-
-#define GetScreenPrivate(s) ((ScreenSaverScreenPrivatePtr)(s)->devPrivates[ScreenPrivateIndex].ptr)
-#define SetScreenPrivate(s,v) ((s)->devPrivates[ScreenPrivateIndex].ptr = (pointer) v);
-#define SetupScreen(s) ScreenSaverScreenPrivatePtr pPriv = GetScreenPrivate(s)
-
-#define New(t) ((t *) xalloc (sizeof (t)))
-
-/****************
- * ScreenSaverExtensionInit
- *
- * Called from InitExtensions in main() or from QueryExtension() if the
- * extension is dynamically loaded.
- *
- ****************/
-
-void
-ScreenSaverExtensionInit()
-{
- ExtensionEntry *extEntry;
- int i;
- ScreenPtr pScreen;
-
- AttrType = CreateNewResourceType(ScreenSaverFreeAttr);
- EventType = CreateNewResourceType(ScreenSaverFreeEvents);
- ScreenPrivateIndex = AllocateScreenPrivateIndex ();
- for (i = 0; i < screenInfo.numScreens; i++)
- {
- pScreen = screenInfo.screens[i];
- SetScreenPrivate (pScreen, NULL);
- }
- if (AttrType && EventType && ScreenPrivateIndex != -1 &&
- (extEntry = AddExtension(ScreenSaverName, ScreenSaverNumberEvents, 0,
- ProcScreenSaverDispatch, SProcScreenSaverDispatch,
- ScreenSaverResetProc, StandardMinorOpcode)))
- {
- ScreenSaverReqCode = (unsigned char)extEntry->base;
- ScreenSaverEventBase = extEntry->eventBase;
- EventSwapVector[ScreenSaverEventBase] = (EventSwapPtr) SScreenSaverNotifyEvent;
- }
-}
-
-/*ARGSUSED*/
-static void
-ScreenSaverResetProc (extEntry)
-ExtensionEntry *extEntry;
-{
-}
-
-static void
-CheckScreenPrivate (pScreen)
- ScreenPtr pScreen;
-{
- SetupScreen (pScreen);
-
- if (!pPriv)
- return;
- if (!pPriv->attr && !pPriv->events &&
- !pPriv->hasWindow && pPriv->installedMap == None)
- {
- xfree (pPriv);
- SetScreenPrivate (pScreen, NULL);
- savedScreenInfo[pScreen->myNum].ExternalScreenSaver = NULL;
- }
-}
-
-static ScreenSaverScreenPrivatePtr
-MakeScreenPrivate (pScreen)
- ScreenPtr pScreen;
-{
- SetupScreen (pScreen);
-
- if (pPriv)
- return pPriv;
- pPriv = New (ScreenSaverScreenPrivateRec);
- if (!pPriv)
- return 0;
- pPriv->events = 0;
- pPriv->attr = 0;
- pPriv->hasWindow = FALSE;
- pPriv->installedMap = None;
- SetScreenPrivate (pScreen, pPriv);
- savedScreenInfo[pScreen->myNum].ExternalScreenSaver = ScreenSaverHandle;
- return pPriv;
-}
-
-static unsigned long
-getEventMask (pScreen, client)
- ScreenPtr pScreen;
- ClientPtr client;
-{
- SetupScreen(pScreen);
- ScreenSaverEventPtr pEv;
-
- if (!pPriv)
- return 0;
- for (pEv = pPriv->events; pEv; pEv = pEv->next)
- if (pEv->client == client)
- return pEv->mask;
- return 0;
-}
-
-static Bool
-setEventMask (pScreen, client, mask)
- ScreenPtr pScreen;
- ClientPtr client;
- unsigned long mask;
-{
- SetupScreen(pScreen);
- ScreenSaverEventPtr pEv, *pPrev;
-
- if (getEventMask (pScreen, client) == mask)
- return TRUE;
- if (!pPriv)
- {
- pPriv = MakeScreenPrivate (pScreen);
- if (!pPriv)
- return FALSE;
- }
- for (pPrev = &pPriv->events; (pEv = *pPrev) != 0; pPrev = &pEv->next)
- if (pEv->client == client)
- break;
- if (mask == 0)
- {
- FreeResource (pEv->resource, EventType);
- *pPrev = pEv->next;
- xfree (pEv);
- CheckScreenPrivate (pScreen);
- }
- else
- {
- if (!pEv)
- {
- pEv = New (ScreenSaverEventRec);
- if (!pEv)
- {
- CheckScreenPrivate (pScreen);
- return FALSE;
- }
- *pPrev = pEv;
- pEv->next = NULL;
- pEv->client = client;
- pEv->screen = pScreen;
- pEv->resource = FakeClientID (client->index);
- if (!AddResource (pEv->resource, EventType, (pointer) pEv))
- return FALSE;
- }
- pEv->mask = mask;
- }
- return TRUE;
-}
-
-static void
-FreeAttrs (pAttr)
- ScreenSaverAttrPtr pAttr;
-{
- PixmapPtr pPixmap;
- CursorPtr pCursor;
-
- if ((pPixmap = pAttr->pBackgroundPixmap) != 0)
- (*pPixmap->drawable.pScreen->DestroyPixmap)(pPixmap);
- if ((pPixmap = pAttr->pBorderPixmap) != 0)
- (*pPixmap->drawable.pScreen->DestroyPixmap)(pPixmap);
- if ((pCursor = pAttr->pCursor) != 0)
- FreeCursor (pCursor, (Cursor) 0);
-}
-
-static void
-FreeScreenAttr (pAttr)
- ScreenSaverAttrPtr pAttr;
-{
- FreeAttrs (pAttr);
- xfree (pAttr->values);
- xfree (pAttr);
-}
-
-static int
-ScreenSaverFreeEvents (value, id)
- pointer value;
- XID id;
-{
- ScreenSaverEventPtr pOld = (ScreenSaverEventPtr)value;
- ScreenPtr pScreen = pOld->screen;
- SetupScreen (pScreen);
- ScreenSaverEventPtr pEv, *pPrev;
-
- if (!pPriv)
- return TRUE;
- for (pPrev = &pPriv->events; (pEv = *pPrev) != 0; pPrev = &pEv->next)
- if (pEv == pOld)
- break;
- if (!pEv)
- return TRUE;
- *pPrev = pEv->next;
- xfree (pEv);
- CheckScreenPrivate (pScreen);
- return TRUE;
-}
-
-static int
-ScreenSaverFreeAttr (value, id)
- pointer value;
- XID id;
-{
- ScreenSaverAttrPtr pOldAttr = (ScreenSaverAttrPtr)value;
- ScreenPtr pScreen = pOldAttr->screen;
- SetupScreen (pScreen);
-
- if (!pPriv)
- return TRUE;
- if (pPriv->attr != pOldAttr)
- return TRUE;
- FreeScreenAttr (pOldAttr);
- pPriv->attr = NULL;
- if (pPriv->hasWindow)
- {
- SaveScreens (SCREEN_SAVER_FORCER, ScreenSaverReset);
- SaveScreens (SCREEN_SAVER_FORCER, ScreenSaverActive);
- }
- CheckScreenPrivate (pScreen);
- return TRUE;
-}
-
-static void
-SendScreenSaverNotify (pScreen, state, forced)
- ScreenPtr pScreen;
- int state;
- Bool forced;
-{
- ScreenSaverScreenPrivatePtr pPriv;
- ScreenSaverEventPtr pEv;
- unsigned long mask;
- xScreenSaverNotifyEvent ev;
- ClientPtr client;
- int kind;
- ScreenSaverStuffPtr pSaver;
-
- UpdateCurrentTimeIf ();
- mask = ScreenSaverNotifyMask;
- if (state == ScreenSaverCycle)
- mask = ScreenSaverCycleMask;
- pScreen = screenInfo.screens[pScreen->myNum];
- pPriv = GetScreenPrivate(pScreen);
- if (!pPriv)
- return;
- pSaver = &savedScreenInfo[pScreen->myNum];
- if (pPriv->attr)
- kind = ScreenSaverExternal;
- else if (ScreenSaverBlanking != DontPreferBlanking)
- kind = ScreenSaverBlanked;
- else
- kind = ScreenSaverInternal;
- for (pEv = pPriv->events; pEv; pEv = pEv->next)
- {
- client = pEv->client;
- if (client->clientGone)
- continue;
- if (!(pEv->mask & mask))
- continue;
- ev.type = ScreenSaverNotify + ScreenSaverEventBase;
- ev.state = state;
- ev.sequenceNumber = client->sequence;
- ev.timestamp = currentTime.milliseconds;
- ev.root = WindowTable[pScreen->myNum]->drawable.id;
- ev.window = savedScreenInfo[pScreen->myNum].wid;
- ev.kind = kind;
- ev.forced = forced;
- WriteEventsToClient (client, 1, (xEvent *) &ev);
- }
-}
-
-static void
-SScreenSaverNotifyEvent (from, to)
- xScreenSaverNotifyEvent *from, *to;
-{
- to->type = from->type;
- to->state = from->state;
- cpswaps (from->sequenceNumber, to->sequenceNumber);
- cpswapl (from->timestamp, to->timestamp);
- cpswapl (from->root, to->root);
- cpswapl (from->window, to->window);
- to->kind = from->kind;
- to->forced = from->forced;
-}
-
-static void
-UninstallSaverColormap (pScreen)
- ScreenPtr pScreen;
-{
- SetupScreen(pScreen);
- ColormapPtr pCmap;
-
- if (pPriv && pPriv->installedMap != None)
- {
- pCmap = (ColormapPtr) LookupIDByType (pPriv->installedMap, RT_COLORMAP);
- if (pCmap)
- (*pCmap->pScreen->UninstallColormap) (pCmap);
- pPriv->installedMap = None;
- CheckScreenPrivate (pScreen);
- }
-}
-
-static Bool
-CreateSaverWindow (pScreen)
- ScreenPtr pScreen;
-{
- SetupScreen (pScreen);
- ScreenSaverStuffPtr pSaver;
- ScreenSaverAttrPtr pAttr;
- WindowPtr pWin;
- int result;
- unsigned long mask;
- extern int GrabInProgress;
- Colormap *installedMaps;
- int numInstalled;
- int i;
- Colormap wantMap;
- ColormapPtr pCmap;
-
- pSaver = &savedScreenInfo[pScreen->myNum];
- if (pSaver->pWindow)
- {
- pSaver->pWindow = NullWindow;
- FreeResource (pSaver->wid, RT_NONE);
- if (pPriv)
- {
- UninstallSaverColormap (pScreen);
- pPriv->hasWindow = FALSE;
- CheckScreenPrivate (pScreen);
- }
- }
-
- if (!pPriv || !(pAttr = pPriv->attr))
- return FALSE;
-
- pPriv->installedMap = None;
-
- if (GrabInProgress && GrabInProgress != pAttr->client->index)
- return FALSE;
-
- pWin = CreateWindow (pSaver->wid, WindowTable[pScreen->myNum],
- pAttr->x, pAttr->y, pAttr->width, pAttr->height,
- pAttr->borderWidth, pAttr->class,
- pAttr->mask, (XID *)pAttr->values,
- pAttr->depth, serverClient, pAttr->visual,
- &result);
- if (!pWin)
- return FALSE;
-
- if (!AddResource(pWin->drawable.id, RT_WINDOW, pWin))
- return FALSE;
-
- mask = 0;
- if (pAttr->pBackgroundPixmap)
- {
- pWin->backgroundState = BackgroundPixmap;
- pWin->background.pixmap = pAttr->pBackgroundPixmap;
- pAttr->pBackgroundPixmap->refcnt++;
- mask |= CWBackPixmap;
- }
- if (pAttr->pBorderPixmap)
- {
- pWin->borderIsPixel = FALSE;
- pWin->border.pixmap = pAttr->pBorderPixmap;
- pAttr->pBorderPixmap->refcnt++;
- mask |= CWBorderPixmap;
- }
- if (pAttr->pCursor)
- {
- if (!pWin->optional)
- if (!MakeWindowOptional (pWin))
- {
- FreeResource (pWin->drawable.id, RT_NONE);
- return FALSE;
- }
- if (pWin->optional->cursor)
- FreeCursor (pWin->optional->cursor, (Cursor)0);
- pWin->optional->cursor = pAttr->pCursor;
- pAttr->pCursor->refcnt++;
- pWin->cursorIsNone = FALSE;
- CheckWindowOptionalNeed (pWin);
- mask |= CWCursor;
- }
- if (mask)
- (*pScreen->ChangeWindowAttributes) (pWin, mask);
-
- if (pAttr->colormap != None)
- (void) ChangeWindowAttributes (pWin, CWColormap, &pAttr->colormap,
- serverClient);
-
- MapWindow (pWin, serverClient);
-
- pPriv->hasWindow = TRUE;
- pSaver->pWindow = pWin;
-
- /* check and install our own colormap if it isn't installed now */
- wantMap = wColormap (pWin);
- if (wantMap == None)
- return TRUE;
- installedMaps = (Colormap *) ALLOCATE_LOCAL (pScreen->maxInstalledCmaps *
- sizeof (Colormap));
- numInstalled = (*pWin->drawable.pScreen->ListInstalledColormaps)
- (pScreen, installedMaps);
- for (i = 0; i < numInstalled; i++)
- if (installedMaps[i] == wantMap)
- break;
-
- DEALLOCATE_LOCAL ((char *) installedMaps);
-
- if (i < numInstalled)
- return TRUE;
-
- pCmap = (ColormapPtr) LookupIDByType (wantMap, RT_COLORMAP);
- if (!pCmap)
- return TRUE;
-
- pPriv->installedMap = wantMap;
-
- (*pCmap->pScreen->InstallColormap) (pCmap);
-
- return TRUE;
-}
-
-static Bool
-DestroySaverWindow (pScreen)
- ScreenPtr pScreen;
-{
- SetupScreen(pScreen);
- ScreenSaverStuffPtr pSaver;
-
- if (!pPriv || !pPriv->hasWindow)
- return FALSE;
-
- pSaver = &savedScreenInfo[pScreen->myNum];
- if (pSaver->pWindow)
- {
- pSaver->pWindow = NullWindow;
- FreeResource (pSaver->wid, RT_NONE);
- }
- pPriv->hasWindow = FALSE;
- CheckScreenPrivate (pScreen);
- UninstallSaverColormap (pScreen);
- return TRUE;
-}
-
-static Bool
-ScreenSaverHandle (pScreen, xstate, force)
- ScreenPtr pScreen;
- int xstate;
- Bool force;
-{
- int state;
- Bool ret = FALSE;
- ScreenSaverScreenPrivatePtr pPriv;
-
- switch (xstate)
- {
- case SCREEN_SAVER_ON:
- state = ScreenSaverOn;
- ret = CreateSaverWindow (pScreen);
- break;
- case SCREEN_SAVER_OFF:
- state = ScreenSaverOff;
- ret = DestroySaverWindow (pScreen);
- break;
- case SCREEN_SAVER_CYCLE:
- state = ScreenSaverCycle;
- pPriv = GetScreenPrivate (pScreen);
- if (pPriv && pPriv->hasWindow)
- ret = TRUE;
-
- }
- SendScreenSaverNotify (pScreen, state, force);
- return ret;
-}
-
-static int
-ProcScreenSaverQueryVersion (client)
- register ClientPtr client;
-{
- xScreenSaverQueryVersionReply rep;
- register int n;
-
- REQUEST_SIZE_MATCH (xScreenSaverQueryVersionReq);
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.majorVersion = ScreenSaverMajorVersion;
- rep.minorVersion = ScreenSaverMinorVersion;
- if (client->swapped) {
- swaps(&rep.sequenceNumber, n);
- swapl(&rep.length, n);
- }
- WriteToClient(client, sizeof (xScreenSaverQueryVersionReply), (char *)&rep);
- return (client->noClientException);
-}
-
-int
-ProcScreenSaverQueryInfo (client)
- register ClientPtr client;
-{
- REQUEST(xScreenSaverQueryInfoReq);
- xScreenSaverQueryInfoReply rep;
- register int n;
- ScreenSaverStuffPtr pSaver;
- DrawablePtr pDraw;
- CARD32 lastInput;
- ScreenSaverScreenPrivatePtr pPriv;
-
- REQUEST_SIZE_MATCH (xScreenSaverQueryInfoReq);
- pDraw = (DrawablePtr) LookupDrawable (stuff->drawable, client);
- if (!pDraw)
- return BadDrawable;
-
- pSaver = &savedScreenInfo[pDraw->pScreen->myNum];
- pPriv = GetScreenPrivate (pDraw->pScreen);
-
- UpdateCurrentTime ();
- lastInput = GetTimeInMillis() - lastDeviceEventTime.milliseconds;
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.window = pSaver->wid;
- if (screenIsSaved != SCREEN_SAVER_OFF)
- {
- rep.state = ScreenSaverOn;
- if (ScreenSaverTime)
- rep.tilOrSince = lastInput - ScreenSaverTime;
- else
- rep.tilOrSince = 0;
- }
- else
- {
- if (ScreenSaverTime)
- {
- rep.state = ScreenSaverOff;
- if (ScreenSaverTime < lastInput)
- rep.tilOrSince = 0;
- else
- rep.tilOrSince = ScreenSaverTime - lastInput;
- }
- else
- {
- rep.state = ScreenSaverDisabled;
- rep.tilOrSince = 0;
- }
- }
- rep.idle = lastInput;
- rep.eventMask = getEventMask (pDraw->pScreen, client);
- if (pPriv && pPriv->attr)
- rep.kind = ScreenSaverExternal;
- else if (ScreenSaverBlanking != DontPreferBlanking)
- rep.kind = ScreenSaverBlanked;
- else
- rep.kind = ScreenSaverInternal;
- if (client->swapped)
- {
- swaps (&rep.sequenceNumber, n);
- swapl (&rep.length, n);
- swapl (&rep.window, n);
- swapl (&rep.tilOrSince, n);
- swapl (&rep.idle, n);
- swapl (&rep.eventMask, n);
- }
- WriteToClient(client, sizeof (xScreenSaverQueryInfoReply), (char *)&rep);
- return (client->noClientException);
-}
-
-static int
-ProcScreenSaverSelectInput (client)
- register ClientPtr client;
-{
- REQUEST(xScreenSaverSelectInputReq);
- DrawablePtr pDraw;
-
- REQUEST_SIZE_MATCH (xScreenSaverSelectInputReq);
- pDraw = (DrawablePtr) LookupDrawable (stuff->drawable, client);
- if (!pDraw)
- return BadDrawable;
- if (!setEventMask (pDraw->pScreen, client, stuff->eventMask))
- return BadAlloc;
- return Success;
-}
-
-static int
-ProcScreenSaverSetAttributes (client)
- register ClientPtr client;
-{
- REQUEST(xScreenSaverSetAttributesReq);
- DrawablePtr pDraw;
- WindowPtr pParent;
- ScreenPtr pScreen;
- ScreenSaverScreenPrivatePtr pPriv = 0;
- ScreenSaverAttrPtr pAttr = 0;
- int ret;
- int len;
- int class, bw, depth;
- unsigned long visual;
- int idepth, ivisual;
- Bool fOK;
- DepthPtr pDepth;
- WindowOptPtr ancwopt;
- unsigned long *pVlist;
- unsigned long *values = 0;
- int valuei;
- unsigned long tmask, imask;
- unsigned long val;
- Pixmap pixID;
- PixmapPtr pPixmap;
- Cursor cursorID;
- CursorPtr pCursor;
- Colormap cmap;
- ColormapPtr pCmap;
-
- REQUEST_AT_LEAST_SIZE (xScreenSaverSetAttributesReq);
- pDraw = (DrawablePtr) LookupDrawable (stuff->drawable, client);
- if (!pDraw)
- return BadDrawable;
- pScreen = pDraw->pScreen;
- pParent = WindowTable[pScreen->myNum];
-
- len = stuff->length - (sizeof(xScreenSaverSetAttributesReq) >> 2);
- if (Ones(stuff->mask) != len)
- return BadLength;
- if (!stuff->width || !stuff->height)
- {
- client->errorValue = 0;
- return BadValue;
- }
- switch (class = stuff->c_class)
- {
- case CopyFromParent:
- case InputOnly:
- case InputOutput:
- break;
- default:
- client->errorValue = class;
- return BadValue;
- }
- bw = stuff->borderWidth;
- depth = stuff->depth;
- visual = stuff->visualID;
-
- /* copied directly from CreateWindow */
-
- if (class == CopyFromParent)
- class = pParent->drawable.class;
-
- if ((class != InputOutput) && (class != InputOnly))
- {
- client->errorValue = class;
- return BadValue;
- }
-
- if ((class != InputOnly) && (pParent->drawable.class == InputOnly))
- return BadMatch;
-
- if ((class == InputOnly) && ((bw != 0) || (depth != 0)))
- return BadMatch;
-
- if ((class == InputOutput) && (depth == 0))
- depth = pParent->drawable.depth;
- ancwopt = pParent->optional;
- if (!ancwopt)
- ancwopt = FindWindowWithOptional(pParent)->optional;
- if (visual == CopyFromParent)
- visual = ancwopt->visual;
-
- /* Find out if the depth and visual are acceptable for this Screen */
- if ((visual != ancwopt->visual) || (depth != pParent->drawable.depth))
- {
- fOK = FALSE;
- for(idepth = 0; idepth < pScreen->numDepths; idepth++)
- {
- pDepth = (DepthPtr) &pScreen->allowedDepths[idepth];
- if ((depth == pDepth->depth) || (depth == 0))
- {
- for (ivisual = 0; ivisual < pDepth->numVids; ivisual++)
- {
- if (visual == pDepth->vids[ivisual])
- {
- fOK = TRUE;
- break;
- }
- }
- }
- }
- if (fOK == FALSE)
- return BadMatch;
- }
-
- if (((stuff->mask & (CWBorderPixmap | CWBorderPixel)) == 0) &&
- (class != InputOnly) &&
- (depth != pParent->drawable.depth))
- {
- return BadMatch;
- }
-
- if (((stuff->mask & CWColormap) == 0) &&
- (class != InputOnly) &&
- ((visual != ancwopt->visual) || (ancwopt->colormap == None)))
- {
- return BadMatch;
- }
-
- /* end of errors from CreateWindow */
-
- pPriv = GetScreenPrivate (pScreen);
- if (pPriv && pPriv->attr)
- {
- if (pPriv->attr->client != client)
- return BadAccess;
- }
- if (!pPriv)
- {
- pPriv = MakeScreenPrivate (pScreen);
- if (!pPriv)
- return FALSE;
- }
- pAttr = New (ScreenSaverAttrRec);
- if (!pAttr)
- {
- ret = BadAlloc;
- goto bail;
- }
- /* over allocate for override redirect */
- values = (unsigned long *) xalloc ((len + 1) * sizeof (unsigned long));
- if (!values)
- {
- ret = BadAlloc;
- goto bail;
- }
- valuei = 0;
- pAttr->screen = pScreen;
- pAttr->client = client;
- pAttr->x = stuff->x;
- pAttr->y = stuff->y;
- pAttr->width = stuff->width;
- pAttr->height = stuff->height;
- pAttr->borderWidth = stuff->borderWidth;
- pAttr->class = stuff->c_class;
- pAttr->depth = depth;
- pAttr->visual = visual;
- pAttr->colormap = None;
- pAttr->pCursor = NullCursor;
- pAttr->pBackgroundPixmap = NullPixmap;
- pAttr->pBorderPixmap = NullPixmap;
- pAttr->values = values;
- /*
- * go through the mask, checking the values,
- * looking up pixmaps and cursors and hold a reference
- * to them.
- */
- pAttr->mask = tmask = stuff->mask | CWOverrideRedirect;
- pVlist = (unsigned long *) (stuff + 1);
- while (tmask) {
- imask = lowbit (tmask);
- tmask &= ~imask;
- switch (imask)
- {
- case CWBackPixmap:
- pixID = (Pixmap )*pVlist;
- if (pixID == None)
- {
- *values++ = None;
- }
- else if (pixID == ParentRelative)
- {
- if (depth != pParent->drawable.depth)
- {
- ret = BadMatch;
- goto PatchUp;
- }
- *values++ = ParentRelative;
- }
- else
- {
- pPixmap = (PixmapPtr)LookupIDByType(pixID, RT_PIXMAP);
- if (pPixmap != (PixmapPtr) NULL)
- {
- if ((pPixmap->drawable.depth != depth) ||
- (pPixmap->drawable.pScreen != pScreen))
- {
- ret = BadMatch;
- goto PatchUp;
- }
- pAttr->pBackgroundPixmap = pPixmap;
- pPixmap->refcnt++;
- pAttr->mask &= ~CWBackPixmap;
- }
- else
- {
- ret = BadPixmap;
- client->errorValue = pixID;
- goto PatchUp;
- }
- }
- break;
- case CWBackPixel:
- *values++ = (CARD32) *pVlist;
- break;
- case CWBorderPixmap:
- pixID = (Pixmap ) *pVlist;
- if (pixID == CopyFromParent)
- {
- if (depth != pParent->drawable.depth)
- {
- ret = BadMatch;
- goto PatchUp;
- }
- *values++ = CopyFromParent;
- }
- else
- {
- pPixmap = (PixmapPtr)LookupIDByType(pixID, RT_PIXMAP);
- if (pPixmap)
- {
- if ((pPixmap->drawable.depth != depth) ||
- (pPixmap->drawable.pScreen != pScreen))
- {
- ret = BadMatch;
- goto PatchUp;
- }
- pAttr->pBorderPixmap = pPixmap;
- pPixmap->refcnt++;
- pAttr->mask &= ~CWBorderPixmap;
- }
- else
- {
- ret = BadPixmap;
- client->errorValue = pixID;
- goto PatchUp;
- }
- }
- break;
- case CWBorderPixel:
- *values++ = (CARD32) *pVlist;
- break;
- case CWBitGravity:
- val = (CARD8 )*pVlist;
- if (val > StaticGravity)
- {
- ret = BadValue;
- client->errorValue = val;
- goto PatchUp;
- }
- *values++ = val;
- break;
- case CWWinGravity:
- val = (CARD8 )*pVlist;
- if (val > StaticGravity)
- {
- ret = BadValue;
- client->errorValue = val;
- goto PatchUp;
- }
- *values++ = val;
- break;
- case CWBackingStore:
- val = (CARD8 )*pVlist;
- if ((val != NotUseful) && (val != WhenMapped) && (val != Always))
- {
- ret = BadValue;
- client->errorValue = val;
- goto PatchUp;
- }
- *values++ = val;
- break;
- case CWBackingPlanes:
- *values++ = (CARD32) *pVlist;
- break;
- case CWBackingPixel:
- *values++ = (CARD32) *pVlist;
- break;
- case CWSaveUnder:
- val = (BOOL) *pVlist;
- if ((val != xTrue) && (val != xFalse))
- {
- ret = BadValue;
- client->errorValue = val;
- goto PatchUp;
- }
- *values++ = val;
- break;
- case CWEventMask:
- *values++ = (CARD32) *pVlist;
- break;
- case CWDontPropagate:
- *values++ = (CARD32) *pVlist;
- break;
- case CWOverrideRedirect:
- if (!(stuff->mask & CWOverrideRedirect))
- pVlist--;
- else
- {
- val = (BOOL ) *pVlist;
- if ((val != xTrue) && (val != xFalse))
- {
- ret = BadValue;
- client->errorValue = val;
- goto PatchUp;
- }
- }
- *values++ = xTrue;
- break;
- case CWColormap:
- cmap = (Colormap) *pVlist;
- pCmap = (ColormapPtr)LookupIDByType(cmap, RT_COLORMAP);
- if (!pCmap)
- {
- ret = BadColor;
- client->errorValue = cmap;
- goto PatchUp;
- }
- if (pCmap->pVisual->vid != visual || pCmap->pScreen != pScreen)
- {
- ret = BadMatch;
- goto PatchUp;
- }
- pAttr->colormap = cmap;
- pAttr->mask &= ~CWColormap;
- break;
- case CWCursor:
- cursorID = (Cursor ) *pVlist;
- if ( cursorID == None)
- {
- *values++ = None;
- }
- else
- {
- pCursor = (CursorPtr)LookupIDByType(cursorID, RT_CURSOR);
- if (!pCursor)
- {
- ret = BadCursor;
- client->errorValue = cursorID;
- goto PatchUp;
- }
- pCursor->refcnt++;
- pAttr->pCursor = pCursor;
- pAttr->mask &= ~CWCursor;
- }
- break;
- default:
- ret = BadValue;
- client->errorValue = stuff->mask;
- goto PatchUp;
- }
- pVlist++;
- }
- if (pPriv->attr)
- FreeScreenAttr (pPriv->attr);
- pPriv->attr = pAttr;
- pAttr->resource = FakeClientID (client->index);
- if (!AddResource (pAttr->resource, AttrType, (pointer) pAttr))
- return BadAlloc;
- return Success;
-PatchUp:
- FreeAttrs (pAttr);
-bail:
- CheckScreenPrivate (pScreen);
- xfree (pAttr);
- xfree (values);
- return ret;
-}
-
-static int
-ProcScreenSaverUnsetAttributes (client)
- register ClientPtr client;
-{
- REQUEST(xScreenSaverSetAttributesReq);
- DrawablePtr pDraw;
- ScreenSaverScreenPrivatePtr pPriv;
-
- REQUEST_SIZE_MATCH (xScreenSaverUnsetAttributesReq);
- pDraw = (DrawablePtr) LookupDrawable (stuff->drawable, client);
- if (!pDraw)
- return BadDrawable;
- pPriv = GetScreenPrivate (pDraw->pScreen);
- if (pPriv && pPriv->attr && pPriv->attr->client == client)
- {
- FreeScreenAttr (pPriv->attr);
- pPriv->attr = NULL;
- CheckScreenPrivate (pDraw->pScreen);
- }
- return Success;
-}
-
-static DISPATCH_PROC((*NormalVector[])) = {
- ProcScreenSaverQueryVersion,
- ProcScreenSaverQueryInfo,
- ProcScreenSaverSelectInput,
- ProcScreenSaverSetAttributes,
- ProcScreenSaverUnsetAttributes,
-};
-
-#define NUM_REQUESTS ((sizeof NormalVector) / (sizeof NormalVector[0]))
-
-static int
-ProcScreenSaverDispatch (client)
- ClientPtr client;
-{
- REQUEST(xReq);
-
- if (stuff->data < NUM_REQUESTS)
- return (*NormalVector[stuff->data])(client);
- return BadRequest;
-}
-
-static int
-SProcScreenSaverQueryVersion (client)
- ClientPtr client;
-{
- REQUEST(xScreenSaverQueryVersionReq);
- int n;
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xScreenSaverQueryVersionReq);
- return ProcScreenSaverQueryVersion (client);
-}
-
-static int
-SProcScreenSaverQueryInfo (client)
- ClientPtr client;
-{
- REQUEST(xScreenSaverQueryInfoReq);
- int n;
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xScreenSaverQueryInfoReq);
- swapl (&stuff->drawable, n);
- return ProcScreenSaverQueryInfo (client);
-}
-
-static int
-SProcScreenSaverSelectInput (client)
- ClientPtr client;
-{
- REQUEST(xScreenSaverSelectInputReq);
- int n;
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xScreenSaverSelectInputReq);
- swapl (&stuff->drawable, n);
- swapl (&stuff->eventMask, n);
- return ProcScreenSaverSelectInput (client);
-}
-
-static int
-SProcScreenSaverSetAttributes (client)
- ClientPtr client;
-{
- REQUEST(xScreenSaverSetAttributesReq);
- int n;
-
- swaps (&stuff->length, n);
- REQUEST_AT_LEAST_SIZE(xScreenSaverSetAttributesReq);
- swapl (&stuff->drawable, n);
- swaps (&stuff->x, n);
- swaps (&stuff->y, n);
- swaps (&stuff->width, n);
- swaps (&stuff->height, n);
- swaps (&stuff->borderWidth, n);
- swapl (&stuff->visualID, n);
- swapl (&stuff->mask, n);
- SwapRestL(stuff);
- return ProcScreenSaverSetAttributes (client);
-}
-
-static int
-SProcScreenSaverUnsetAttributes (client)
- ClientPtr client;
-{
- REQUEST(xScreenSaverUnsetAttributesReq);
- int n;
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xScreenSaverUnsetAttributesReq);
- swapl (&stuff->drawable, n);
- return ProcScreenSaverUnsetAttributes (client);
-}
-
-static DISPATCH_PROC((*SwappedVector[])) = {
- SProcScreenSaverQueryVersion,
- SProcScreenSaverQueryInfo,
- SProcScreenSaverSelectInput,
- SProcScreenSaverSetAttributes,
- SProcScreenSaverUnsetAttributes,
-};
-
-static int
-SProcScreenSaverDispatch (client)
- ClientPtr client;
-{
- REQUEST(xReq);
-
- if (stuff->data < NUM_REQUESTS)
- return (*SwappedVector[stuff->data])(client);
- return BadRequest;
-}
projects / rdpsrv / blobdiff