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Commit 2ba50086 authored by Mike Gabriel's avatar Mike Gabriel
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hw/nxagent/NXdispatch.c: Shrink file, drop duplicate code that can identically…

hw/nxagent/NXdispatch.c: Shrink file, drop duplicate code that can identically be found in dix/dispatch.c.
parent a4346133
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Showing with 150 additions and 3454 deletions
nx-X11/programs/Xserver/dix/Imakefile
View file @ 2ba50086
......@@ -15,6 +15,7 @@ FFS_OBJ = ffs.o
#if (!(defined(NXAgentServer) && NXAgentServer))
NXAGENT_SKIP_SRCS = \
dispatch.c \
events.c \
extension.c \
glyphcurs.c \
......@@ -23,6 +24,7 @@ NXAGENT_SKIP_SRCS = \
window.c \
$(NULL)
NXAGENT_SKIP_OBJS = \
dispatch.o \
events.o \
extension.o \
glyphcurs.o \
......@@ -38,7 +40,6 @@ SRCS = \
colormap.c \
cursor.c \
devices.c \
dispatch.c \
dixutils.c \
gc.c \
globals.c \
......@@ -61,7 +62,6 @@ OBJS = \
colormap.o \
cursor.o \
devices.o \
dispatch.o \
dixutils.o \
gc.o \
globals.o \
......
nx-X11/programs/Xserver/dix/dispatch.c
View file @ 2ba50086
......@@ -209,6 +209,7 @@ UpdateCurrentTimeIf()
currentTime = systime;
}
#ifndef NXAGENT_SERVER
void
InitSelections()
{
......@@ -217,6 +218,7 @@ InitSelections()
CurrentSelections = (Selection *)NULL;
NumCurrentSelections = 0;
}
#endif /* NXAGENT_SERVER */
void
FlushClientCaches(XID id)
......@@ -349,6 +351,7 @@ SmartScheduleClient (int *clientReady, int nready)
}
#endif
#ifndef NXAGENT_SERVER
#define MAJOROP ((xReq *)client->requestBuffer)->reqType
void
......@@ -485,6 +488,7 @@ Dispatch(void)
}
#undef MAJOROP
#endif /* NXAGENT_SERVER */
int
ProcBadRequest(ClientPtr client)
......@@ -639,6 +643,7 @@ ProcChangeSaveSet(register ClientPtr client)
}
}
#ifndef NXAGENT_SERVER
int
ProcReparentWindow(register ClientPtr client)
{
......@@ -673,6 +678,7 @@ ProcReparentWindow(register ClientPtr client)
else
return (BadMatch);
}
#endif /* NXAGENT_SERVER */
int
ProcMapWindow(register ClientPtr client)
......@@ -790,6 +796,7 @@ GetGeometry(register ClientPtr client, xGetGeometryReply *rep)
REQUEST_SIZE_MATCH(xResourceReq);
SECURITY_VERIFY_GEOMETRABLE (pDraw, stuff->id, client, SecurityReadAccess);
memset(rep, 0, sizeof(xGetGeometryReply));
rep->type = X_Reply;
rep->length = 0;
rep->sequenceNumber = client->sequence;
......@@ -829,7 +836,6 @@ ProcGetGeometry(register ClientPtr client)
xGetGeometryReply rep;
int status;
memset(&rep, 0, sizeof(xGetGeometryReply));
if ((status = GetGeometry(client, &rep)) != Success)
return status;
......@@ -838,6 +844,7 @@ ProcGetGeometry(register ClientPtr client)
}
#ifndef NXAGENT_SERVER
int
ProcQueryTree(register ClientPtr client)
{
......@@ -887,6 +894,8 @@ ProcQueryTree(register ClientPtr client)
return(client->noClientException);
}
#endif /* NXAGENT_SERVER */
int
ProcInternAtom(register ClientPtr client)
......@@ -950,6 +959,7 @@ ProcGetAtomName(register ClientPtr client)
extern int k5_bad();
#endif
#ifndef NXAGENT_SERVER
int
ProcSetSelectionOwner(register ClientPtr client)
{
......@@ -1045,6 +1055,7 @@ ProcSetSelectionOwner(register ClientPtr client)
return (BadAtom);
}
}
#endif /* NXAGENT_SERVER */
int
ProcGetSelectionOwner(register ClientPtr client)
......@@ -1078,6 +1089,7 @@ ProcGetSelectionOwner(register ClientPtr client)
}
}
#ifndef NXAGENT_SERVER
int
ProcConvertSelection(register ClientPtr client)
{
......@@ -1143,6 +1155,7 @@ ProcConvertSelection(register ClientPtr client)
return (BadAtom);
}
}
#endif /* NXAGENT_SERVER */
int
ProcGrabServer(register ClientPtr client)
......@@ -1285,6 +1298,7 @@ ProcTranslateCoords(register ClientPtr client)
return(client->noClientException);
}
#ifndef NXAGENT_SERVER
int
ProcOpenFont(register ClientPtr client)
{
......@@ -1324,6 +1338,7 @@ ProcCloseFont(register ClientPtr client)
return (BadFont);
}
}
#endif /* NXAGENT_SERVER */
int
ProcQueryFont(register ClientPtr client)
......@@ -1335,6 +1350,7 @@ ProcQueryFont(register ClientPtr client)
REQUEST_SIZE_MATCH(xResourceReq);
client->errorValue = stuff->id; /* EITHER font or gc */
pFont = (FontPtr)SecurityLookupIDByType(client, stuff->id, RT_FONT,
SecurityReadAccess);
if (!pFont)
......@@ -1367,6 +1383,7 @@ ProcQueryFont(register ClientPtr client)
rlength = sizeof(xQueryFontReply) +
FONTINFONPROPS(FONTCHARSET(pFont)) * sizeof(xFontProp) +
nprotoxcistructs * sizeof(xCharInfo);
reply = (xQueryFontReply *)ALLOCATE_LOCAL(rlength);
if(!reply)
{
......@@ -1435,6 +1452,7 @@ ProcQueryTextExtents(register ClientPtr client)
return(client->noClientException);
}
#ifndef NXAGENT_SERVER
int
ProcListFonts(register ClientPtr client)
{
......@@ -1456,6 +1474,7 @@ ProcListFontsWithInfo(register ClientPtr client)
return StartListFontsWithInfo(client, stuff->nbytes,
(unsigned char *) &stuff[1], stuff->maxNames);
}
#endif /* NXAGENT_SERVER */
/**
*
......@@ -1527,6 +1546,7 @@ CreatePmap:
return (BadAlloc);
}
#ifndef NXAGENT_SERVER
int
ProcFreePixmap(register ClientPtr client)
{
......@@ -1548,6 +1568,7 @@ ProcFreePixmap(register ClientPtr client)
return (BadPixmap);
}
}
#endif /* NXAGENT_SERVER */
int
ProcCreateGC(register ClientPtr client)
......@@ -3186,6 +3207,7 @@ ProcQueryBestSize (register ClientPtr client)
}
#ifndef NXAGENT_SERVER
int
ProcSetScreenSaver (register ClientPtr client)
{
......@@ -3241,6 +3263,7 @@ ProcSetScreenSaver (register ClientPtr client)
SetScreenSaverTimer();
return (client->noClientException);
}
#endif /* NXAGENT_SERVER */
int
ProcGetScreenSaver(register ClientPtr client)
......@@ -3446,6 +3469,7 @@ ProcChangeCloseDownMode(register ClientPtr client)
}
}
#ifndef NXAGENT_SERVER
int ProcForceScreenSaver(register ClientPtr client)
{
REQUEST(xForceScreenSaverReq);
......@@ -3461,6 +3485,7 @@ int ProcForceScreenSaver(register ClientPtr client)
SaveScreens(SCREEN_SAVER_FORCER, (int)stuff->mode);
return client->noClientException;
}
#endif /* NXAGENT_SERVER */
int ProcNoOperation(register ClientPtr client)
{
......@@ -3495,6 +3520,7 @@ InitProcVectors(void)
}
/**********************
* CloseDownClient
*
......@@ -3502,6 +3528,7 @@ InitProcVectors(void)
* then killed again, the client is really destroyed.
*********************/
#ifndef NXAGENT_SERVER
char dispatchExceptionAtReset = DE_RESET;
void
......@@ -3589,6 +3616,7 @@ CloseDownClient(register ClientPtr client)
currentMaxClients--;
}
}
#endif /* NXAGENT_SERVER */
static void
KillAllClients()
......@@ -3682,6 +3710,7 @@ extern int clientPrivateLen;
extern unsigned *clientPrivateSizes;
extern unsigned totalClientSize;
#ifndef NXAGENT_SERVER
int
InitClientPrivates(ClientPtr client)
{
......@@ -3716,6 +3745,7 @@ InitClientPrivates(ClientPtr client)
}
return 1;
}
#endif /* NXAGENT_SERVER */
/************************
* int NextAvailableClient(ospriv)
......
nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c
View file @ 2ba50086
......@@ -95,15 +95,6 @@ Equipment Corporation.
/* $XFree86: xc/programs/Xserver/dix/dispatch.c,v 3.32 2003/11/10 18:21:45 tsi Exp $ */
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#ifdef PANORAMIX_DEBUG
#include <stdio.h>
int ProcInitialConnection();
#endif
#ifdef __sun
#define False 0
#define True 1
......@@ -115,37 +106,9 @@ int ProcInitialConnection();
#include <nx-X11/Xlib.h>
#undef GC
#include "../../dix/dispatch.c"
#include "windowstr.h"
#include "dixfontstr.h"
#include "gcstruct.h"
#include "selection.h"
#include "colormapst.h"
#include "cursorstr.h"
#include "scrnintstr.h"
#include "opaque.h"
#include "input.h"
#include "servermd.h"
#include "extnsionst.h"
#include "dixfont.h"
#include "../../dix/dispatch.h"
#include "swaprep.h"
#include "swapreq.h"
#ifdef PANORAMIX
#include "panoramiX.h"
#include "panoramiXsrv.h"
#endif
#ifdef XCSECURITY
#define _SECURITY_SERVER
#include <nx-X11/extensions/security.h>
#endif
#ifdef XAPPGROUP
#include <nx-X11/extensions/Xagsrv.h>
#endif
#ifdef XKB
#define XKB_IN_SERVER
#include "inputstr.h"
#include <nx-X11/extensions/XKBsrv.h>
#endif
#include "Atoms.h"
#include "Splash.h"
......@@ -182,10 +145,6 @@ Bool nxagentWMPassed = 0;
int nxagentAutoDisconnectTimeout = 0;
#ifdef LBX
#include "../../lbx/lbxserve.h"
#endif
#include "Xatom.h"
/*
......@@ -211,21 +170,6 @@ int nxagentAutoDisconnectTimeout = 0;
#include "Literals.h"
#endif
#define mskcnt ((MAXCLIENTS + 31) / 32)
#define BITMASK(i) (1U << ((i) & 31))
#define MASKIDX(i) ((i) >> 5)
#define MASKWORD(buf, i) buf[MASKIDX(i)]
#define BITSET(buf, i) MASKWORD(buf, i) |= BITMASK(i)
#define BITCLEAR(buf, i) MASKWORD(buf, i) &= ~BITMASK(i)
#define GETBIT(buf, i) (MASKWORD(buf, i) & BITMASK(i))
extern xConnSetupPrefix connSetupPrefix;
extern char *ConnectionInfo;
Selection *CurrentSelections;
int NumCurrentSelections;
CallbackListPtr SelectionCallback = NULL;
#ifdef VIEWPORT_FRAME
extern WindowPtr nxagentViewportFrameLeft;
......@@ -248,82 +192,6 @@ extern int nxagentMaxAllowedResets;
extern int nxagentFindClientResource(int, RESTYPE, void *);
static ClientPtr grabClient;
#define GrabNone 0
#define GrabActive 1
#define GrabKickout 2
static int grabState = GrabNone;
static long grabWaiters[mskcnt];
CallbackListPtr ServerGrabCallback = NULL;
HWEventQueuePtr checkForInput[2];
extern int connBlockScreenStart;
static void KillAllClients(void);
static void DeleteClientFromAnySelections(ClientPtr client);
static int nextFreeClientID; /* always MIN free client ID */
static int nClients; /* number of authorized clients */
CallbackListPtr ClientStateCallback;
/* dispatchException & isItTimeToYield must be declared volatile since they
* are modified by signal handlers - otherwise optimizer may assume it doesn't
* need to actually check value in memory when used and may miss changes from
* signal handlers.
*/
volatile char dispatchException = 0;
volatile char isItTimeToYield;
/* Various of the DIX function interfaces were not designed to allow
* the client->errorValue to be set on BadValue and other errors.
* Rather than changing interfaces and breaking untold code we introduce
* a new global that dispatch can use.
*/
XID clientErrorValue; /* XXX this is a kludge */
#define SAME_SCREENS(a, b) (\
(a.pScreen == b.pScreen))
void
SetInputCheck(HWEventQueuePtr c0, HWEventQueuePtr c1)
{
checkForInput[0] = c0;
checkForInput[1] = c1;
}
void
UpdateCurrentTime()
{
TimeStamp systime;
/* To avoid time running backwards, we must call GetTimeInMillis before
* calling ProcessInputEvents.
*/
systime.months = currentTime.months;
systime.milliseconds = GetTimeInMillis();
if (systime.milliseconds < currentTime.milliseconds)
systime.months++;
if (*checkForInput[0] != *checkForInput[1])
ProcessInputEvents();
if (CompareTimeStamps(systime, currentTime) == LATER)
currentTime = systime;
}
/* Like UpdateCurrentTime, but can't call ProcessInputEvents */
void
UpdateCurrentTimeIf()
{
TimeStamp systime;
systime.months = currentTime.months;
systime.milliseconds = GetTimeInMillis();
if (systime.milliseconds < currentTime.milliseconds)
systime.months++;
if (*checkForInput[0] == *checkForInput[1])
currentTime = systime;
}
void
InitSelections()
......@@ -358,137 +226,6 @@ InitSelections()
}
void
FlushClientCaches(XID id)
{
int i;
register ClientPtr client;
client = clients[CLIENT_ID(id)];
if (client == NullClient)
return ;
for (i=0; i<currentMaxClients; i++)
{
client = clients[i];
if (client != NullClient)
{
if (client->lastDrawableID == id)
{
client->lastDrawableID = screenInfo.screens[0]->root->drawable.id;
client->lastDrawable = (DrawablePtr)screenInfo.screens[0]->root;
}
else if (client->lastGCID == id)
{
client->lastGCID = INVALID;
client->lastGC = (GCPtr)NULL;
}
}
}
}
#ifdef SMART_SCHEDULE
#undef SMART_DEBUG
#define SMART_SCHEDULE_DEFAULT_INTERVAL 20 /* ms */
#define SMART_SCHEDULE_MAX_SLICE 200 /* ms */
Bool SmartScheduleDisable = FALSE;
long SmartScheduleSlice = SMART_SCHEDULE_DEFAULT_INTERVAL;
long SmartScheduleInterval = SMART_SCHEDULE_DEFAULT_INTERVAL;
long SmartScheduleMaxSlice = SMART_SCHEDULE_MAX_SLICE;
long SmartScheduleTime;
ClientPtr SmartLastClient;
int SmartLastIndex[SMART_MAX_PRIORITY-SMART_MIN_PRIORITY+1];
int SmartScheduleClient(int *clientReady, int nready);
#ifdef SMART_DEBUG
long SmartLastPrint;
#endif
void Dispatch(void);
void InitProcVectors(void);
int
SmartScheduleClient (int *clientReady, int nready)
{
ClientPtr pClient;
int i;
int client;
int bestPrio, best = 0;
int bestRobin, robin;
long now = SmartScheduleTime;
long idle;
bestPrio = -0x7fffffff;
bestRobin = 0;
idle = 2 * SmartScheduleSlice;
for (i = 0; i < nready; i++)
{
client = clientReady[i];
pClient = clients[client];
/* Praise clients which are idle */
if ((now - pClient->smart_check_tick) >= idle)
{
if (pClient->smart_priority < 0)
pClient->smart_priority++;
}
pClient->smart_check_tick = now;
/* check priority to select best client */
robin = (pClient->index - SmartLastIndex[pClient->smart_priority-SMART_MIN_PRIORITY]) & 0xff;
if (pClient->smart_priority > bestPrio ||
(pClient->smart_priority == bestPrio && robin > bestRobin))
{
bestPrio = pClient->smart_priority;
bestRobin = robin;
best = client;
}
#ifdef SMART_DEBUG
if ((now - SmartLastPrint) >= 5000)
fprintf (stderr, " %2d: %3d", client, pClient->smart_priority);
#endif
}
#ifdef SMART_DEBUG
if ((now - SmartLastPrint) >= 5000)
{
fprintf (stderr, " use %2d\n", best);
SmartLastPrint = now;
}
#endif
pClient = clients[best];
SmartLastIndex[bestPrio-SMART_MIN_PRIORITY] = pClient->index;
/*
* Set current client pointer
*/
if (SmartLastClient != pClient)
{
pClient->smart_start_tick = now;
SmartLastClient = pClient;
}
/*
* Adjust slice
*/
if (nready == 1)
{
/*
* If it's been a long time since another client
* has run, bump the slice up to get maximal
* performance from a single client
*/
if ((now - pClient->smart_start_tick) > 1000 &&
SmartScheduleSlice < SmartScheduleMaxSlice)
{
SmartScheduleSlice += SmartScheduleInterval;
}
}
else
{
SmartScheduleSlice = SmartScheduleInterval;
}
return best;
}
#endif
#define MAJOROP ((xReq *)client->requestBuffer)->reqType
void
......@@ -846,159 +583,6 @@ Reply Total Cached Bits In Bits Out Bits/Reply Ratio
#undef MAJOROP
int
ProcBadRequest(ClientPtr client)
{
return (BadRequest);
}
int
ProcCreateWindow(ClientPtr client)
{
register WindowPtr pParent, pWin;
REQUEST(xCreateWindowReq);
int result;
int len;
REQUEST_AT_LEAST_SIZE(xCreateWindowReq);
LEGAL_NEW_RESOURCE(stuff->wid, client);
if (!(pParent = (WindowPtr)SecurityLookupWindow(stuff->parent, client,
SecurityWriteAccess)))
return BadWindow;
len = client->req_len - (sizeof(xCreateWindowReq) >> 2);
if (Ones(stuff->mask) != len)
return BadLength;
if (!stuff->width || !stuff->height)
{
client->errorValue = 0;
return BadValue;
}
pWin = CreateWindow(stuff->wid, pParent, stuff->x,
stuff->y, stuff->width, stuff->height,
stuff->borderWidth, stuff->class,
stuff->mask, (XID *) &stuff[1],
(int)stuff->depth,
client, stuff->visual, &result);
if (pWin)
{
Mask mask = pWin->eventMask;
pWin->eventMask = 0; /* subterfuge in case AddResource fails */
if (!AddResource(stuff->wid, RT_WINDOW, (void *)pWin))
return BadAlloc;
pWin->eventMask = mask;
}
if (client->noClientException != Success)
return(client->noClientException);
else
return(result);
}
int
ProcChangeWindowAttributes(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xChangeWindowAttributesReq);
register int result;
int len;
REQUEST_AT_LEAST_SIZE(xChangeWindowAttributesReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityWriteAccess);
if (!pWin)
return(BadWindow);
len = client->req_len - (sizeof(xChangeWindowAttributesReq) >> 2);
if (len != Ones(stuff->valueMask))
return BadLength;
result = ChangeWindowAttributes(pWin,
stuff->valueMask,
(XID *) &stuff[1],
client);
if (client->noClientException != Success)
return(client->noClientException);
else
return(result);
}
int
ProcGetWindowAttributes(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xResourceReq);
xGetWindowAttributesReply wa;
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->id, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
memset(&wa, 0, sizeof(xGetWindowAttributesReply));
GetWindowAttributes(pWin, client, &wa);
WriteReplyToClient(client, sizeof(xGetWindowAttributesReply), &wa);
return(client->noClientException);
}
int
ProcDestroyWindow(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->id, client,
SecurityDestroyAccess);
if (!pWin)
return(BadWindow);
if (pWin->parent)
FreeResource(stuff->id, RT_NONE);
return(client->noClientException);
}
int
ProcDestroySubwindows(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->id, client,
SecurityDestroyAccess);
if (!pWin)
return(BadWindow);
DestroySubwindows(pWin, client);
return(client->noClientException);
}
int
ProcChangeSaveSet(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xChangeSaveSetReq);
register int result;
REQUEST_SIZE_MATCH(xChangeSaveSetReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
if (client->clientAsMask == (CLIENT_BITS(pWin->drawable.id)))
return BadMatch;
if ((stuff->mode == SetModeInsert) || (stuff->mode == SetModeDelete))
{
result = AlterSaveSetForClient(client, pWin, stuff->mode, FALSE, TRUE);
if (client->noClientException != Success)
return(client->noClientException);
else
return(result);
}
else
{
client->errorValue = stuff->mode;
return( BadValue );
}
}
int
ProcReparentWindow(register ClientPtr client)
{
register WindowPtr pWin, pParent;
......@@ -1039,10 +623,14 @@ ProcReparentWindow(register ClientPtr client)
return (BadMatch);
}
int
ProcMapWindow(register ClientPtr client)
ProcQueryTree(register ClientPtr client)
{
register WindowPtr pWin;
xQueryTreeReply reply;
int numChildren = 0;
register WindowPtr pChild, pWin, pHead;
Window *childIDs = (Window *)NULL;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
......@@ -1050,285 +638,55 @@ ProcMapWindow(register ClientPtr client)
SecurityReadAccess);
if (!pWin)
return(BadWindow);
MapWindow(pWin, client);
/* update cache to say it is mapped */
return(client->noClientException);
}
int
ProcMapSubwindows(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xResourceReq);
memset(&reply, 0, sizeof(xQueryTreeReply));
reply.type = X_Reply;
reply.root = pWin->drawable.pScreen->root->drawable.id;
reply.sequenceNumber = client->sequence;
if (pWin->parent)
reply.parent = pWin->parent->drawable.id;
else
reply.parent = (Window)None;
pHead = RealChildHead(pWin);
for (pChild = pWin->lastChild; pChild != pHead; pChild = pChild->prevSib)
{
if (!IsViewportFrame(pChild))
{
numChildren++;
}
}
if (numChildren)
{
int curChild = 0;
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow( stuff->id, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
MapSubwindows(pWin, client);
/* update cache to say it is mapped */
return(client->noClientException);
}
childIDs = (Window *) ALLOCATE_LOCAL(numChildren * sizeof(Window));
if (!childIDs)
return BadAlloc;
for (pChild = pWin->lastChild; pChild != pHead; pChild = pChild->prevSib)
{
if (!IsViewportFrame(pChild))
{
childIDs[curChild++] = pChild->drawable.id;
}
}
}
int
ProcUnmapWindow(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xResourceReq);
reply.nChildren = numChildren;
reply.length = (numChildren * sizeof(Window)) >> 2;
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow( stuff->id, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
UnmapWindow(pWin, FALSE);
/* update cache to say it is mapped */
WriteReplyToClient(client, sizeof(xQueryTreeReply), &reply);
if (numChildren)
{
client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;
WriteSwappedDataToClient(client, numChildren * sizeof(Window), childIDs);
DEALLOCATE_LOCAL(childIDs);
}
return(client->noClientException);
}
int
ProcUnmapSubwindows(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow( stuff->id, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
UnmapSubwindows(pWin);
return(client->noClientException);
}
int
ProcConfigureWindow(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xConfigureWindowReq);
register int result;
int len;
REQUEST_AT_LEAST_SIZE(xConfigureWindowReq);
pWin = (WindowPtr)SecurityLookupWindow( stuff->window, client,
SecurityWriteAccess);
if (!pWin)
return(BadWindow);
len = client->req_len - (sizeof(xConfigureWindowReq) >> 2);
if (Ones((Mask)stuff->mask) != len)
return BadLength;
result = ConfigureWindow(pWin, (Mask)stuff->mask, (XID *) &stuff[1],
client);
if (client->noClientException != Success)
return(client->noClientException);
else
return(result);
}
int
ProcCirculateWindow(register ClientPtr client)
{
register WindowPtr pWin;
REQUEST(xCirculateWindowReq);
REQUEST_SIZE_MATCH(xCirculateWindowReq);
if ((stuff->direction != RaiseLowest) &&
(stuff->direction != LowerHighest))
{
client->errorValue = stuff->direction;
return BadValue;
}
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityWriteAccess);
if (!pWin)
return(BadWindow);
CirculateWindow(pWin, (int)stuff->direction, client);
return(client->noClientException);
}
int
GetGeometry(register ClientPtr client, xGetGeometryReply *rep)
{
register DrawablePtr pDraw;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
SECURITY_VERIFY_GEOMETRABLE (pDraw, stuff->id, client, SecurityReadAccess);
memset(rep, 0, sizeof(xGetGeometryReply));
rep->type = X_Reply;
rep->length = 0;
rep->sequenceNumber = client->sequence;
rep->root = pDraw->pScreen->root->drawable.id;
rep->depth = pDraw->depth;
rep->width = pDraw->width;
rep->height = pDraw->height;
/* XXX - Because the pixmap-implementation of the multibuffer extension
* may have the buffer-id's drawable resource value be a pointer
* to the buffer's window instead of the buffer itself
* (this happens if the buffer is the displayed buffer),
* we also have to check that the id matches before we can
* truly say that it is a DRAWABLE_WINDOW.
*/
if ((pDraw->type == UNDRAWABLE_WINDOW) ||
((pDraw->type == DRAWABLE_WINDOW) && (stuff->id == pDraw->id)))
{
register WindowPtr pWin = (WindowPtr)pDraw;
rep->x = pWin->origin.x - wBorderWidth (pWin);
rep->y = pWin->origin.y - wBorderWidth (pWin);
rep->borderWidth = pWin->borderWidth;
}
else /* DRAWABLE_PIXMAP or DRAWABLE_BUFFER */
{
rep->x = rep->y = rep->borderWidth = 0;
}
return Success;
}
int
ProcGetGeometry(register ClientPtr client)
{
xGetGeometryReply rep;
int status;
if ((status = GetGeometry(client, &rep)) != Success)
return status;
WriteReplyToClient(client, sizeof(xGetGeometryReply), &rep);
return(client->noClientException);
}
int
ProcQueryTree(register ClientPtr client)
{
xQueryTreeReply reply;
int numChildren = 0;
register WindowPtr pChild, pWin, pHead;
Window *childIDs = (Window *)NULL;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->id, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
memset(&reply, 0, sizeof(xQueryTreeReply));
reply.type = X_Reply;
reply.root = pWin->drawable.pScreen->root->drawable.id;
reply.sequenceNumber = client->sequence;
if (pWin->parent)
reply.parent = pWin->parent->drawable.id;
else
reply.parent = (Window)None;
pHead = RealChildHead(pWin);
for (pChild = pWin->lastChild; pChild != pHead; pChild = pChild->prevSib)
{
if (!IsViewportFrame(pChild))
{
numChildren++;
}
}
if (numChildren)
{
int curChild = 0;
childIDs = (Window *) ALLOCATE_LOCAL(numChildren * sizeof(Window));
if (!childIDs)
return BadAlloc;
for (pChild = pWin->lastChild; pChild != pHead; pChild = pChild->prevSib)
{
if (!IsViewportFrame(pChild))
{
childIDs[curChild++] = pChild->drawable.id;
}
}
}
reply.nChildren = numChildren;
reply.length = (numChildren * sizeof(Window)) >> 2;
WriteReplyToClient(client, sizeof(xQueryTreeReply), &reply);
if (numChildren)
{
client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;
WriteSwappedDataToClient(client, numChildren * sizeof(Window), childIDs);
DEALLOCATE_LOCAL(childIDs);
}
return(client->noClientException);
}
int
ProcInternAtom(register ClientPtr client)
{
Atom atom;
char *tchar;
REQUEST(xInternAtomReq);
REQUEST_FIXED_SIZE(xInternAtomReq, stuff->nbytes);
if ((stuff->onlyIfExists != xTrue) && (stuff->onlyIfExists != xFalse))
{
client->errorValue = stuff->onlyIfExists;
return(BadValue);
}
tchar = (char *) &stuff[1];
atom = MakeAtom(tchar, stuff->nbytes, !stuff->onlyIfExists);
if (atom != BAD_RESOURCE)
{
xInternAtomReply reply;
memset(&reply, 0, sizeof(xInternAtomReply));
reply.type = X_Reply;
reply.length = 0;
reply.sequenceNumber = client->sequence;
reply.atom = atom;
WriteReplyToClient(client, sizeof(xInternAtomReply), &reply);
return(client->noClientException);
}
else
return (BadAlloc);
}
int
ProcGetAtomName(register ClientPtr client)
{
char *str;
xGetAtomNameReply reply;
int len;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if ( (str = NameForAtom(stuff->id)) )
{
len = strlen(str);
memset(&reply, 0, sizeof(xGetAtomNameReply));
reply.type = X_Reply;
reply.length = (len + 3) >> 2;
reply.sequenceNumber = client->sequence;
reply.nameLength = len;
WriteReplyToClient(client, sizeof(xGetAtomNameReply), &reply);
(void)WriteToClient(client, len, str);
return(client->noClientException);
}
else
{
client->errorValue = stuff->id;
return (BadAtom);
}
}
#ifdef K5AUTH
extern int k5_bad();
#endif
int
ProcSetSelectionOwner(register ClientPtr client)
ProcSetSelectionOwner(register ClientPtr client)
{
WindowPtr pWin;
TimeStamp time;
......@@ -1433,37 +791,6 @@ ProcSetSelectionOwner(register ClientPtr client)
}
}
int
ProcGetSelectionOwner(register ClientPtr client)
{
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
if (ValidAtom(stuff->id))
{
int i;
xGetSelectionOwnerReply reply;
i = 0;
while ((i < NumCurrentSelections) &&
CurrentSelections[i].selection != stuff->id) i++;
memset(&reply, 0, sizeof(xGetSelectionOwnerReply));
reply.type = X_Reply;
reply.length = 0;
reply.sequenceNumber = client->sequence;
if (i < NumCurrentSelections)
reply.owner = CurrentSelections[i].window;
else
reply.owner = None;
WriteReplyToClient(client, sizeof(xGetSelectionOwnerReply), &reply);
return(client->noClientException);
}
else
{
client->errorValue = stuff->id;
return (BadAtom);
}
}
int
ProcConvertSelection(register ClientPtr client)
......@@ -1553,146 +880,6 @@ ProcConvertSelection(register ClientPtr client)
}
}
int
ProcGrabServer(register ClientPtr client)
{
REQUEST_SIZE_MATCH(xReq);
if (grabState != GrabNone && client != grabClient)
{
ResetCurrentRequest(client);
client->sequence--;
BITSET(grabWaiters, client->index);
IgnoreClient(client);
return(client->noClientException);
}
OnlyListenToOneClient(client);
grabState = GrabKickout;
grabClient = client;
if (ServerGrabCallback)
{
ServerGrabInfoRec grabinfo;
grabinfo.client = client;
grabinfo.grabstate = SERVER_GRABBED;
CallCallbacks(&ServerGrabCallback, (void *)&grabinfo);
}
return(client->noClientException);
}
static void
UngrabServer(ClientPtr client)
{
int i;
grabState = GrabNone;
ListenToAllClients();
for (i = mskcnt; --i >= 0 && !grabWaiters[i]; )
;
if (i >= 0)
{
i <<= 5;
while (!GETBIT(grabWaiters, i))
i++;
BITCLEAR(grabWaiters, i);
AttendClient(clients[i]);
}
if (ServerGrabCallback)
{
ServerGrabInfoRec grabinfo;
grabinfo.client = client;
grabinfo.grabstate = SERVER_UNGRABBED;
CallCallbacks(&ServerGrabCallback, (void *)&grabinfo);
}
}
int
ProcUngrabServer(register ClientPtr client)
{
REQUEST_SIZE_MATCH(xReq);
UngrabServer(client);
return(client->noClientException);
}
int
ProcTranslateCoords(register ClientPtr client)
{
REQUEST(xTranslateCoordsReq);
register WindowPtr pWin, pDst;
xTranslateCoordsReply rep;
REQUEST_SIZE_MATCH(xTranslateCoordsReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->srcWid, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
pDst = (WindowPtr)SecurityLookupWindow(stuff->dstWid, client,
SecurityReadAccess);
if (!pDst)
return(BadWindow);
memset(&rep, 0, sizeof(xTranslateCoordsReply));
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
if (!SAME_SCREENS(pWin->drawable, pDst->drawable))
{
rep.sameScreen = xFalse;
rep.child = None;
rep.dstX = rep.dstY = 0;
}
else
{
INT16 x, y;
rep.sameScreen = xTrue;
rep.child = None;
/* computing absolute coordinates -- adjust to destination later */
x = pWin->drawable.x + stuff->srcX;
y = pWin->drawable.y + stuff->srcY;
pWin = pDst->firstChild;
while (pWin)
{
#ifdef SHAPE
BoxRec box;
#endif
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))
#ifdef SHAPE
/* When a window is shaped, a further check
* is made to see if the point is inside
* borderSize
*/
&& (!wBoundingShape(pWin) ||
RegionContainsPoint(
&pWin->borderSize, x, y, &box))
&& (!wInputShape(pWin) ||
RegionContainsPoint(
wInputShape(pWin),
x - pWin->drawable.x,
y - pWin->drawable.y, &box))
#endif
)
{
rep.child = pWin->drawable.id;
pWin = (WindowPtr) NULL;
}
else
pWin = pWin->nextSib;
}
/* adjust to destination coordinates */
rep.dstX = x - pDst->drawable.x;
rep.dstY = y - pDst->drawable.y;
}
WriteReplyToClient(client, sizeof(xTranslateCoordsReply), &rep);
return(client->noClientException);
}
int
ProcOpenFont(register ClientPtr client)
......@@ -1784,164 +971,25 @@ ProcCloseFont(register ClientPtr client)
}
}
int
ProcQueryFont(register ClientPtr client)
ProcListFonts(register ClientPtr client)
{
xQueryFontReply *reply;
FontPtr pFont;
register GC *pGC;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
client->errorValue = stuff->id; /* EITHER font or gc */
char tmp[256];
pFont = NULL;
pFont = (FontPtr)SecurityLookupIDByType(client, stuff->id, RT_FONT,
SecurityReadAccess);
if (!pFont)
{
/* can't use VERIFY_GC because it might return BadGC */
pGC = (GC *) SecurityLookupIDByType(client, stuff->id, RT_GC,
SecurityReadAccess);
if (!pGC)
{
client->errorValue = stuff->id;
return(BadFont); /* procotol spec says only error is BadFont */
}
pFont = pGC->font;
}
REQUEST(xListFontsReq);
/* test
{
Atom name_atom, value_atom;
int nprops;
FontPropPtr props;
int i;
char *name;
REQUEST_FIXED_SIZE(xListFontsReq, stuff->nbytes);
memcpy(tmp,(unsigned char *) &stuff[1],(stuff->nbytes<256)?stuff->nbytes:255);
tmp[stuff->nbytes]=0;
name_atom = MakeAtom("FONT", 4, True);
value_atom = 0L;
nprops = pFont->info.nprops;
props = pFont->info.props;
for (i = 0; i < nprops; i++)
if (props[i].name == name_atom) {
value_atom = props[i].value;
break;
}
if (!value_atom) return (BadFont);
name = (char *)NameForAtom(value_atom);
fprintf(stderr, "QueryFont: font name [%s]\n",name);
}
end test */
{
xCharInfo *pmax = FONTINKMAX(pFont);
xCharInfo *pmin = FONTINKMIN(pFont);
int nprotoxcistructs;
int rlength;
nprotoxcistructs = (
pmax->rightSideBearing == pmin->rightSideBearing &&
pmax->leftSideBearing == pmin->leftSideBearing &&
pmax->descent == pmin->descent &&
pmax->ascent == pmin->ascent &&
pmax->characterWidth == pmin->characterWidth) ?
0 : N2dChars(pFont);
rlength = sizeof(xQueryFontReply) +
FONTINFONPROPS(FONTCHARSET(pFont)) * sizeof(xFontProp) +
nprotoxcistructs * sizeof(xCharInfo);
reply = NULL;
reply = (xQueryFontReply *)ALLOCATE_LOCAL(rlength);
if(!reply)
{
return(BadAlloc);
}
memset(reply, 0, rlength);
reply->type = X_Reply;
reply->length = (rlength - sizeof(xGenericReply)) >> 2;
reply->sequenceNumber = client->sequence;
QueryFont( pFont, reply, nprotoxcistructs);
WriteReplyToClient(client, rlength, reply);
DEALLOCATE_LOCAL(reply);
return(client->noClientException);
}
}
int
ProcQueryTextExtents(register ClientPtr client)
{
REQUEST(xQueryTextExtentsReq);
xQueryTextExtentsReply reply;
FontPtr pFont;
GC *pGC;
ExtentInfoRec info;
unsigned long length;
REQUEST_AT_LEAST_SIZE(xQueryTextExtentsReq);
pFont = (FontPtr)SecurityLookupIDByType(client, stuff->fid, RT_FONT,
SecurityReadAccess);
if (!pFont)
{
pGC = (GC *)SecurityLookupIDByType(client, stuff->fid, RT_GC,
SecurityReadAccess);
if (!pGC)
{
client->errorValue = stuff->fid;
return(BadFont);
}
pFont = pGC->font;
}
length = client->req_len - (sizeof(xQueryTextExtentsReq) >> 2);
length = length << 1;
if (stuff->oddLength)
{
if (length == 0)
return(BadLength);
length--;
}
if (!QueryTextExtents(pFont, length, (unsigned char *)&stuff[1], &info))
return(BadAlloc);
reply.type = X_Reply;
reply.length = 0;
reply.sequenceNumber = client->sequence;
reply.drawDirection = info.drawDirection;
reply.fontAscent = info.fontAscent;
reply.fontDescent = info.fontDescent;
reply.overallAscent = info.overallAscent;
reply.overallDescent = info.overallDescent;
reply.overallWidth = info.overallWidth;
reply.overallLeft = info.overallLeft;
reply.overallRight = info.overallRight;
WriteReplyToClient(client, sizeof(xQueryTextExtentsReply), &reply);
return(client->noClientException);
}
int
ProcListFonts(register ClientPtr client)
{
char tmp[256];
REQUEST(xListFontsReq);
REQUEST_FIXED_SIZE(xListFontsReq, stuff->nbytes);
memcpy(tmp,(unsigned char *) &stuff[1],(stuff->nbytes<256)?stuff->nbytes:255);
tmp[stuff->nbytes]=0;
#ifdef NXAGENT_FONTMATCH_DEBUG
fprintf(stderr, "Dispatch: ListFont request with pattern %s max_names=%d\n",tmp,stuff->maxNames);
#endif
nxagentListRemoteFonts(tmp, stuff -> maxNames < nxagentMaxFontNames ? nxagentMaxFontNames : stuff->maxNames);
return ListFonts(client, (unsigned char *) &stuff[1], stuff->nbytes,
stuff->maxNames);
}
#ifdef NXAGENT_FONTMATCH_DEBUG
fprintf(stderr, "Dispatch: ListFont request with pattern %s max_names=%d\n",tmp,stuff->maxNames);
#endif
nxagentListRemoteFonts(tmp, stuff -> maxNames < nxagentMaxFontNames ? nxagentMaxFontNames : stuff->maxNames);
return ListFonts(client, (unsigned char *) &stuff[1], stuff->nbytes,
stuff->maxNames);
}
int
ProcListFontsWithInfo(register ClientPtr client)
......@@ -1962,75 +1010,6 @@ ProcListFontsWithInfo(register ClientPtr client)
(unsigned char *) &stuff[1], stuff->maxNames);
}
/**
*
* \param value must conform to DeleteType
*/
int
dixDestroyPixmap(void * value, XID pid)
{
PixmapPtr pPixmap = (PixmapPtr)value;
return (*pPixmap->drawable.pScreen->DestroyPixmap)(pPixmap);
}
int
ProcCreatePixmap(register ClientPtr client)
{
PixmapPtr pMap;
register DrawablePtr pDraw;
REQUEST(xCreatePixmapReq);
DepthPtr pDepth;
register int i;
REQUEST_SIZE_MATCH(xCreatePixmapReq);
client->errorValue = stuff->pid;
LEGAL_NEW_RESOURCE(stuff->pid, client);
SECURITY_VERIFY_GEOMETRABLE (pDraw, stuff->drawable, client,
SecurityReadAccess);
if (!stuff->width || !stuff->height)
{
client->errorValue = 0;
return BadValue;
}
if (stuff->width > 32767 || stuff->height > 32767)
{
/* It is allowed to try and allocate a pixmap which is larger than
* 32767 in either dimension. However, all of the framebuffer code
* is buggy and does not reliably draw to such big pixmaps, basically
* because the Region data structure operates with signed shorts
* for the rectangles in it.
*
* Furthermore, several places in the X server computes the
* size in bytes of the pixmap and tries to store it in an
* integer. This integer can overflow and cause the allocated size
* to be much smaller.
*
* So, such big pixmaps are rejected here with a BadAlloc
*/
return BadAlloc;
}
if (stuff->depth != 1)
{
pDepth = pDraw->pScreen->allowedDepths;
for (i=0; i<pDraw->pScreen->numDepths; i++, pDepth++)
if (pDepth->depth == stuff->depth)
goto CreatePmap;
client->errorValue = stuff->depth;
return BadValue;
}
CreatePmap:
pMap = (PixmapPtr)(*pDraw->pScreen->CreatePixmap)
(pDraw->pScreen, stuff->width,
stuff->height, stuff->depth);
if (pMap)
{
pMap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
pMap->drawable.id = stuff->pid;
if (AddResource(stuff->pid, RT_PIXMAP, (void *)pMap))
return(client->noClientException);
}
return (BadAlloc);
}
int
ProcFreePixmap(register ClientPtr client)
......@@ -2088,2004 +1067,107 @@ ProcFreePixmap(register ClientPtr client)
}
}
int
ProcCreateGC(register ClientPtr client)
{
int error;
GC *pGC;
register DrawablePtr pDraw;
unsigned len;
REQUEST(xCreateGCReq);
REQUEST_AT_LEAST_SIZE(xCreateGCReq);
client->errorValue = stuff->gc;
LEGAL_NEW_RESOURCE(stuff->gc, client);
SECURITY_VERIFY_DRAWABLE (pDraw, stuff->drawable, client,
SecurityReadAccess);
len = client->req_len - (sizeof(xCreateGCReq) >> 2);
if (len != Ones(stuff->mask))
return BadLength;
pGC = (GC *)CreateGC(pDraw, stuff->mask,
(XID *) &stuff[1], &error);
if (error != Success)
return error;
if (!AddResource(stuff->gc, RT_GC, (void *)pGC))
return (BadAlloc);
return(client->noClientException);
}
int
ProcChangeGC(register ClientPtr client)
{
GC *pGC;
REQUEST(xChangeGCReq);
int result;
unsigned len;
REQUEST_AT_LEAST_SIZE(xChangeGCReq);
SECURITY_VERIFY_GC(pGC, stuff->gc, client, SecurityWriteAccess);
len = client->req_len - (sizeof(xChangeGCReq) >> 2);
if (len != Ones(stuff->mask))
return BadLength;
result = dixChangeGC(client, pGC, stuff->mask, (CARD32 *) &stuff[1], 0);
if (client->noClientException != Success)
return(client->noClientException);
else
{
client->errorValue = clientErrorValue;
return(result);
}
}
int
ProcCopyGC(register ClientPtr client)
{
register GC *dstGC;
register GC *pGC;
int result;
REQUEST(xCopyGCReq);
REQUEST_SIZE_MATCH(xCopyGCReq);
SECURITY_VERIFY_GC( pGC, stuff->srcGC, client, SecurityReadAccess);
SECURITY_VERIFY_GC( dstGC, stuff->dstGC, client, SecurityWriteAccess);
if ((dstGC->pScreen != pGC->pScreen) || (dstGC->depth != pGC->depth))
return (BadMatch);
result = CopyGC(pGC, dstGC, stuff->mask);
if (client->noClientException != Success)
return(client->noClientException);
else
{
client->errorValue = clientErrorValue;
return(result);
}
}
int
ProcSetDashes(register ClientPtr client)
ProcSetScreenSaver (register ClientPtr client)
{
register GC *pGC;
int result;
REQUEST(xSetDashesReq);
int blankingOption, exposureOption;
REQUEST(xSetScreenSaverReq);
REQUEST_FIXED_SIZE(xSetDashesReq, stuff->nDashes);
if (stuff->nDashes == 0)
REQUEST_SIZE_MATCH(xSetScreenSaverReq);
blankingOption = stuff->preferBlank;
if ((blankingOption != DontPreferBlanking) &&
(blankingOption != PreferBlanking) &&
(blankingOption != DefaultBlanking))
{
client->errorValue = 0;
client->errorValue = blankingOption;
return BadValue;
}
SECURITY_VERIFY_GC(pGC,stuff->gc, client, SecurityWriteAccess);
result = SetDashes(pGC, stuff->dashOffset, stuff->nDashes,
(unsigned char *)&stuff[1]);
if (client->noClientException != Success)
return(client->noClientException);
else
{
client->errorValue = clientErrorValue;
return(result);
}
}
int
ProcSetClipRectangles(register ClientPtr client)
{
int nr;
int result;
register GC *pGC;
REQUEST(xSetClipRectanglesReq);
REQUEST_AT_LEAST_SIZE(xSetClipRectanglesReq);
if ((stuff->ordering != Unsorted) && (stuff->ordering != YSorted) &&
(stuff->ordering != YXSorted) && (stuff->ordering != YXBanded))
exposureOption = stuff->allowExpose;
if ((exposureOption != DontAllowExposures) &&
(exposureOption != AllowExposures) &&
(exposureOption != DefaultExposures))
{
client->errorValue = stuff->ordering;
client->errorValue = exposureOption;
return BadValue;
}
SECURITY_VERIFY_GC(pGC,stuff->gc, client, SecurityWriteAccess);
nr = (client->req_len << 2) - sizeof(xSetClipRectanglesReq);
if (nr & 4)
return(BadLength);
nr >>= 3;
result = SetClipRects(pGC, stuff->xOrigin, stuff->yOrigin,
nr, (xRectangle *)&stuff[1], (int)stuff->ordering);
if (client->noClientException != Success)
return(client->noClientException);
else
return(result);
}
int
ProcFreeGC(register ClientPtr client)
{
register GC *pGC;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
SECURITY_VERIFY_GC(pGC, stuff->id, client, SecurityDestroyAccess);
FreeResource(stuff->id, RT_NONE);
return(client->noClientException);
}
int
ProcClearToBackground(register ClientPtr client)
{
REQUEST(xClearAreaReq);
register WindowPtr pWin;
REQUEST_SIZE_MATCH(xClearAreaReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityWriteAccess);
if (!pWin)
return(BadWindow);
if (pWin->drawable.class == InputOnly)
{
client->errorValue = stuff->window;
return (BadMatch);
}
if ((stuff->exposures != xTrue) && (stuff->exposures != xFalse))
{
client->errorValue = stuff->exposures;
return(BadValue);
}
(*pWin->drawable.pScreen->ClearToBackground)(pWin, stuff->x, stuff->y,
stuff->width, stuff->height,
(Bool)stuff->exposures);
return(client->noClientException);
}
int
ProcCopyArea(register ClientPtr client)
{
register DrawablePtr pDst;
register DrawablePtr pSrc;
register GC *pGC;
REQUEST(xCopyAreaReq);
RegionPtr pRgn;
REQUEST_SIZE_MATCH(xCopyAreaReq);
VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pDst, pGC, client);
if (stuff->dstDrawable != stuff->srcDrawable)
{
SECURITY_VERIFY_DRAWABLE(pSrc, stuff->srcDrawable, client,
SecurityReadAccess);
if ((pDst->pScreen != pSrc->pScreen) || (pDst->depth != pSrc->depth))
{
client->errorValue = stuff->dstDrawable;
return (BadMatch);
}
}
else
pSrc = pDst;
SET_DBE_SRCBUF(pSrc, stuff->srcDrawable);
pRgn = (*pGC->ops->CopyArea)(pSrc, pDst, pGC, stuff->srcX, stuff->srcY,
stuff->width, stuff->height,
stuff->dstX, stuff->dstY);
if (pGC->graphicsExposures)
{
(*pDst->pScreen->SendGraphicsExpose)
(client, pRgn, stuff->dstDrawable, X_CopyArea, 0);
if (pRgn)
RegionDestroy(pRgn);
}
return(client->noClientException);
}
int
ProcCopyPlane(register ClientPtr client)
{
register DrawablePtr psrcDraw, pdstDraw;
register GC *pGC;
REQUEST(xCopyPlaneReq);
RegionPtr pRgn;
REQUEST_SIZE_MATCH(xCopyPlaneReq);
VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pdstDraw, pGC, client);
if (stuff->dstDrawable != stuff->srcDrawable)
{
SECURITY_VERIFY_DRAWABLE(psrcDraw, stuff->srcDrawable, client,
SecurityReadAccess);
if (pdstDraw->pScreen != psrcDraw->pScreen)
{
client->errorValue = stuff->dstDrawable;
return (BadMatch);
}
}
else
psrcDraw = pdstDraw;
SET_DBE_SRCBUF(psrcDraw, stuff->srcDrawable);
/* Check to see if stuff->bitPlane has exactly ONE good bit set */
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)
{
(*pdstDraw->pScreen->SendGraphicsExpose)
(client, pRgn, stuff->dstDrawable, X_CopyPlane, 0);
if (pRgn)
RegionDestroy(pRgn);
}
return(client->noClientException);
}
int
ProcPolyPoint(register ClientPtr client)
{
int npoint;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xPolyPointReq);
REQUEST_AT_LEAST_SIZE(xPolyPointReq);
if ((stuff->coordMode != CoordModeOrigin) &&
(stuff->coordMode != CoordModePrevious))
if (stuff->timeout < -1)
{
client->errorValue = stuff->coordMode;
client->errorValue = stuff->timeout;
return BadValue;
}
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
npoint = ((client->req_len << 2) - sizeof(xPolyPointReq)) >> 2;
if (npoint)
{
(*pGC->ops->PolyPoint)(pDraw, pGC, stuff->coordMode, npoint,
(xPoint *) &stuff[1]);
}
return (client->noClientException);
}
int
ProcPolyLine(register ClientPtr client)
{
int npoint;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xPolyLineReq);
REQUEST_AT_LEAST_SIZE(xPolyLineReq);
if ((stuff->coordMode != CoordModeOrigin) &&
(stuff->coordMode != CoordModePrevious))
if (stuff->interval < -1)
{
client->errorValue = stuff->coordMode;
client->errorValue = stuff->interval;
return BadValue;
}
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
npoint = ((client->req_len << 2) - sizeof(xPolyLineReq)) >> 2;
if (npoint > 1)
{
(*pGC->ops->Polylines)(pDraw, pGC, stuff->coordMode, npoint,
(DDXPointPtr) &stuff[1]);
}
return(client->noClientException);
}
int
ProcPolySegment(register ClientPtr client)
{
int nsegs;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xPolySegmentReq);
REQUEST_AT_LEAST_SIZE(xPolySegmentReq);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
nsegs = (client->req_len << 2) - sizeof(xPolySegmentReq);
if (nsegs & 4)
return(BadLength);
nsegs >>= 3;
if (nsegs)
{
(*pGC->ops->PolySegment)(pDraw, pGC, nsegs, (xSegment *) &stuff[1]);
}
return (client->noClientException);
}
int
ProcPolyRectangle (register ClientPtr client)
{
int nrects;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xPolyRectangleReq);
REQUEST_AT_LEAST_SIZE(xPolyRectangleReq);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
nrects = (client->req_len << 2) - sizeof(xPolyRectangleReq);
if (nrects & 4)
return(BadLength);
nrects >>= 3;
if (nrects)
{
(*pGC->ops->PolyRectangle)(pDraw, pGC,
nrects, (xRectangle *) &stuff[1]);
}
return(client->noClientException);
}
int
ProcPolyArc(register ClientPtr client)
{
int narcs;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xPolyArcReq);
REQUEST_AT_LEAST_SIZE(xPolyArcReq);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
narcs = (client->req_len << 2) - sizeof(xPolyArcReq);
if (narcs % sizeof(xArc))
return(BadLength);
narcs /= sizeof(xArc);
if (narcs)
{
(*pGC->ops->PolyArc)(pDraw, pGC, narcs, (xArc *) &stuff[1]);
}
return (client->noClientException);
}
/*
* The NX agent uses the screen saver procedure
* to monitor the user activities and launch its
* handlers (like timeout feature), so we can't
* always allow the clients to change our values.
*/
int
ProcFillPoly(register ClientPtr client)
{
int things;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xFillPolyReq);
REQUEST_AT_LEAST_SIZE(xFillPolyReq);
if ((stuff->shape != Complex) && (stuff->shape != Nonconvex) &&
(stuff->shape != Convex))
{
client->errorValue = stuff->shape;
return BadValue;
}
if ((stuff->coordMode != CoordModeOrigin) &&
(stuff->coordMode != CoordModePrevious))
{
client->errorValue = stuff->coordMode;
return BadValue;
}
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
things = ((client->req_len << 2) - sizeof(xFillPolyReq)) >> 2;
if (things)
{
(*pGC->ops->FillPolygon) (pDraw, pGC, stuff->shape,
stuff->coordMode, things,
(DDXPointPtr) &stuff[1]);
}
return(client->noClientException);
}
int
ProcPolyFillRectangle(register ClientPtr client)
{
int things;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xPolyFillRectangleReq);
REQUEST_AT_LEAST_SIZE(xPolyFillRectangleReq);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
things = (client->req_len << 2) - sizeof(xPolyFillRectangleReq);
if (things & 4)
return(BadLength);
things >>= 3;
if (things)
{
(*pGC->ops->PolyFillRect) (pDraw, pGC, things,
(xRectangle *) &stuff[1]);
}
return (client->noClientException);
}
int
ProcPolyFillArc(register ClientPtr client)
{
int narcs;
register GC *pGC;
register DrawablePtr pDraw;
REQUEST(xPolyFillArcReq);
REQUEST_AT_LEAST_SIZE(xPolyFillArcReq);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
narcs = (client->req_len << 2) - sizeof(xPolyFillArcReq);
if (narcs % sizeof(xArc))
return(BadLength);
narcs /= sizeof(xArc);
if (narcs)
{
(*pGC->ops->PolyFillArc) (pDraw, pGC, narcs, (xArc *) &stuff[1]);
}
return (client->noClientException);
}
#ifdef MATCH_CLIENT_ENDIAN
int
ServerOrder (void)
{
int whichbyte = 1;
if (*((char *) &whichbyte))
return LSBFirst;
return MSBFirst;
}
#define ClientOrder(client) ((client)->swapped ? !ServerOrder() : ServerOrder())
void
ReformatImage (char *base, int nbytes, int bpp, int order)
{
switch (bpp) {
case 1: /* yuck */
if (BITMAP_BIT_ORDER != order)
BitOrderInvert ((unsigned char *) base, nbytes);
#if IMAGE_BYTE_ORDER != BITMAP_BIT_ORDER && BITMAP_SCANLINE_UNIT != 8
ReformatImage (base, nbytes, BITMAP_SCANLINE_UNIT, order);
#endif
break;
case 4:
break; /* yuck */
case 8:
break;
case 16:
if (IMAGE_BYTE_ORDER != order)
TwoByteSwap ((unsigned char *) base, nbytes);
break;
case 32:
if (IMAGE_BYTE_ORDER != order)
FourByteSwap ((unsigned char *) base, nbytes);
break;
}
}
#else
#define ReformatImage(b,n,bpp,o)
#endif
/* 64-bit server notes: the protocol restricts padding of images to
* 8-, 16-, or 32-bits. We would like to have 64-bits for the server
* to use internally. Removes need for internal alignment checking.
* All of the PutImage functions could be changed individually, but
* as currently written, they call other routines which require things
* to be 64-bit padded on scanlines, so we changed things here.
* If an image would be padded differently for 64- versus 32-, then
* copy each scanline to a 64-bit padded scanline.
* Also, we need to make sure that the image is aligned on a 64-bit
* boundary, even if the scanlines are padded to our satisfaction.
*/
int
ProcPutImage(register ClientPtr client)
{
register GC *pGC;
register DrawablePtr pDraw;
long length; /* length of scanline server padded */
long lengthProto; /* length of scanline protocol padded */
char *tmpImage;
REQUEST(xPutImageReq);
REQUEST_AT_LEAST_SIZE(xPutImageReq);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
if (stuff->format == XYBitmap)
{
if ((stuff->depth != 1) ||
(stuff->leftPad >= (unsigned int)screenInfo.bitmapScanlinePad))
return BadMatch;
length = BitmapBytePad(stuff->width + stuff->leftPad);
}
else if (stuff->format == XYPixmap)
{
if ((pDraw->depth != stuff->depth) ||
(stuff->leftPad >= (unsigned int)screenInfo.bitmapScanlinePad))
return BadMatch;
length = BitmapBytePad(stuff->width + stuff->leftPad);
length *= stuff->depth;
}
else if (stuff->format == ZPixmap)
{
if ((pDraw->depth != stuff->depth) || (stuff->leftPad != 0))
return BadMatch;
length = PixmapBytePad(stuff->width, stuff->depth);
}
else
{
client->errorValue = stuff->format;
return BadValue;
}
tmpImage = (char *)&stuff[1];
lengthProto = length;
if (stuff->height != 0 && lengthProto >= (INT32_MAX / stuff->height))
return BadLength;
if (((((lengthProto * stuff->height) + (unsigned)3) >> 2) +
(sizeof(xPutImageReq) >> 2)) != client->req_len)
return BadLength;
ReformatImage (tmpImage, lengthProto * stuff->height,
stuff->format == ZPixmap ? BitsPerPixel (stuff->depth) : 1,
ClientOrder(client));
(*pGC->ops->PutImage) (pDraw, pGC, stuff->depth, stuff->dstX, stuff->dstY,
stuff->width, stuff->height,
stuff->leftPad, stuff->format, tmpImage);
return (client->noClientException);
}
int
DoGetImage(register ClientPtr client, int format, Drawable drawable,
int x, int y, int width, int height,
Mask planemask, xGetImageReply **im_return)
{
register DrawablePtr pDraw;
int nlines, linesPerBuf;
register int linesDone;
long widthBytesLine, length;
Mask plane = 0;
char *pBuf;
xGetImageReply xgi;
#ifdef XCSECURITY
RegionPtr pVisibleRegion = NULL;
#endif
if ((format != XYPixmap) && (format != ZPixmap))
{
client->errorValue = format;
return(BadValue);
}
SECURITY_VERIFY_DRAWABLE(pDraw, drawable, client, SecurityReadAccess);
memset(&xgi, 0, sizeof(xGetImageReply));
if(pDraw->type == DRAWABLE_WINDOW)
{
if( /* check for being viewable */
!((WindowPtr) pDraw)->realized ||
/* check for being on screen */
pDraw->x + x < 0 ||
pDraw->x + x + width > pDraw->pScreen->width ||
pDraw->y + y < 0 ||
pDraw->y + y + height > pDraw->pScreen->height ||
/* check for being inside of border */
x < - wBorderWidth((WindowPtr)pDraw) ||
x + width > wBorderWidth((WindowPtr)pDraw) + (int)pDraw->width ||
y < -wBorderWidth((WindowPtr)pDraw) ||
y + height > wBorderWidth ((WindowPtr)pDraw) + (int)pDraw->height
)
return(BadMatch);
xgi.visual = wVisual (((WindowPtr) pDraw));
}
else
{
if(x < 0 ||
x+width > (int)pDraw->width ||
y < 0 ||
y+height > (int)pDraw->height
)
return(BadMatch);
xgi.visual = None;
}
SET_DBE_SRCBUF(pDraw, drawable);
xgi.type = X_Reply;
xgi.sequenceNumber = client->sequence;
xgi.depth = pDraw->depth;
if(format == ZPixmap)
{
widthBytesLine = PixmapBytePad(width, pDraw->depth);
length = widthBytesLine * height;
}
else
{
widthBytesLine = BitmapBytePad(width);
plane = ((Mask)1) << (pDraw->depth - 1);
/* only planes asked for */
length = widthBytesLine * height *
Ones(planemask & (plane | (plane - 1)));
}
xgi.length = length;
if (im_return) {
pBuf = (char *)xcalloc(1, sz_xGetImageReply + length);
if (!pBuf)
return (BadAlloc);
if (widthBytesLine == 0)
linesPerBuf = 0;
else
linesPerBuf = height;
*im_return = (xGetImageReply *)pBuf;
*(xGetImageReply *)pBuf = xgi;
pBuf += sz_xGetImageReply;
} else {
xgi.length = (xgi.length + 3) >> 2;
if (widthBytesLine == 0 || height == 0)
linesPerBuf = 0;
else if (widthBytesLine >= IMAGE_BUFSIZE)
linesPerBuf = 1;
else
{
linesPerBuf = IMAGE_BUFSIZE / widthBytesLine;
if (linesPerBuf > height)
linesPerBuf = height;
}
length = linesPerBuf * widthBytesLine;
if (linesPerBuf < height)
{
/* we have to make sure intermediate buffers don't need padding */
while ((linesPerBuf > 1) &&
(length & ((1L << LOG2_BYTES_PER_SCANLINE_PAD)-1)))
{
linesPerBuf--;
length -= widthBytesLine;
}
while (length & ((1L << LOG2_BYTES_PER_SCANLINE_PAD)-1))
{
linesPerBuf++;
length += widthBytesLine;
}
}
if(!(pBuf = (char *) ALLOCATE_LOCAL(length)))
return (BadAlloc);
memset(pBuf, 0, length);
WriteReplyToClient(client, sizeof (xGetImageReply), &xgi);
}
#ifdef XCSECURITY
if (client->trustLevel != XSecurityClientTrusted &&
pDraw->type == DRAWABLE_WINDOW)
{
pVisibleRegion = NotClippedByChildren((WindowPtr)pDraw);
if (pVisibleRegion)
{
RegionTranslate(pVisibleRegion, -pDraw->x, -pDraw->y);
}
}
#endif
if (linesPerBuf == 0)
{
/* nothing to do */
}
else if (format == ZPixmap)
{
linesDone = 0;
while (height - linesDone > 0)
{
nlines = min(linesPerBuf, height - linesDone);
(*pDraw->pScreen->GetImage) (pDraw,
x,
y + linesDone,
width,
nlines,
format,
planemask,
(void *) pBuf);
#ifdef XCSECURITY
if (pVisibleRegion)
SecurityCensorImage(client, pVisibleRegion, widthBytesLine,
pDraw, x, y + linesDone, width,
nlines, format, pBuf);
#endif
/* Note that this is NOT a call to WriteSwappedDataToClient,
as we do NOT byte swap */
if (!im_return)
{
ReformatImage (pBuf, (int)(nlines * widthBytesLine),
BitsPerPixel (pDraw->depth),
ClientOrder(client));
/* Don't split me, gcc pukes when you do */
(void)WriteToClient(client,
(int)(nlines * widthBytesLine),
pBuf);
}
linesDone += nlines;
}
}
else /* XYPixmap */
{
for (; plane; plane >>= 1)
{
if (planemask & plane)
{
linesDone = 0;
while (height - linesDone > 0)
{
nlines = min(linesPerBuf, height - linesDone);
(*pDraw->pScreen->GetImage) (pDraw,
x,
y + linesDone,
width,
nlines,
format,
plane,
(void *)pBuf);
#ifdef XCSECURITY
if (pVisibleRegion)
SecurityCensorImage(client, pVisibleRegion,
widthBytesLine,
pDraw, x, y + linesDone, width,
nlines, format, pBuf);
#endif
/* Note: NOT a call to WriteSwappedDataToClient,
as we do NOT byte swap */
if (im_return) {
pBuf += nlines * widthBytesLine;
} else {
ReformatImage (pBuf,
(int)(nlines * widthBytesLine),
1,
ClientOrder (client));
/* Don't split me, gcc pukes when you do */
(void)WriteToClient(client,
(int)(nlines * widthBytesLine),
pBuf);
}
linesDone += nlines;
}
}
}
}
#ifdef XCSECURITY
if (pVisibleRegion)
RegionDestroy(pVisibleRegion);
#endif
if (!im_return)
DEALLOCATE_LOCAL(pBuf);
return (client->noClientException);
}
int
ProcGetImage(register ClientPtr client)
{
REQUEST(xGetImageReq);
REQUEST_SIZE_MATCH(xGetImageReq);
return DoGetImage(client, stuff->format, stuff->drawable,
stuff->x, stuff->y,
(int)stuff->width, (int)stuff->height,
stuff->planeMask, (xGetImageReply **)NULL);
}
int
ProcPolyText(register ClientPtr client)
{
int err;
REQUEST(xPolyTextReq);
DrawablePtr pDraw;
GC *pGC;
REQUEST_AT_LEAST_SIZE(xPolyTextReq);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
err = PolyText(client,
pDraw,
pGC,
(unsigned char *)&stuff[1],
((unsigned char *) stuff) + (client->req_len << 2),
stuff->x,
stuff->y,
stuff->reqType,
stuff->drawable);
if (err == Success)
{
return(client->noClientException);
}
else
return err;
}
int
ProcImageText8(register ClientPtr client)
{
int err;
register DrawablePtr pDraw;
register GC *pGC;
REQUEST(xImageTextReq);
REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
err = ImageText(client,
pDraw,
pGC,
stuff->nChars,
(unsigned char *)&stuff[1],
stuff->x,
stuff->y,
stuff->reqType,
stuff->drawable);
if (err == Success)
{
return(client->noClientException);
}
else
return err;
}
int
ProcImageText16(register ClientPtr client)
{
int err;
register DrawablePtr pDraw;
register GC *pGC;
REQUEST(xImageTextReq);
REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars << 1);
VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
err = ImageText(client,
pDraw,
pGC,
stuff->nChars,
(unsigned char *)&stuff[1],
stuff->x,
stuff->y,
stuff->reqType,
stuff->drawable);
if (err == Success)
{
return(client->noClientException);
}
else
return err;
}
int
ProcCreateColormap(register ClientPtr client)
{
VisualPtr pVisual;
ColormapPtr pmap;
Colormap mid;
register WindowPtr pWin;
ScreenPtr pScreen;
REQUEST(xCreateColormapReq);
int i, result;
REQUEST_SIZE_MATCH(xCreateColormapReq);
if ((stuff->alloc != AllocNone) && (stuff->alloc != AllocAll))
{
client->errorValue = stuff->alloc;
return(BadValue);
}
mid = stuff->mid;
LEGAL_NEW_RESOURCE(mid, client);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
pScreen = pWin->drawable.pScreen;
for (i = 0, pVisual = pScreen->visuals;
i < pScreen->numVisuals;
i++, pVisual++)
{
if (pVisual->vid != stuff->visual)
continue;
result = CreateColormap(mid, pScreen, pVisual, &pmap,
(int)stuff->alloc, client->index);
if (client->noClientException != Success)
return(client->noClientException);
else
return(result);
}
client->errorValue = stuff->visual;
return(BadValue);
}
int
ProcFreeColormap(register ClientPtr client)
{
ColormapPtr pmap;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pmap = (ColormapPtr )SecurityLookupIDByType(client, stuff->id, RT_COLORMAP,
SecurityDestroyAccess);
if (pmap)
{
/* Freeing a default colormap is a no-op */
if (!(pmap->flags & IsDefault))
FreeResource(stuff->id, RT_NONE);
return (client->noClientException);
}
else
{
client->errorValue = stuff->id;
return (BadColor);
}
}
int
ProcCopyColormapAndFree(register ClientPtr client)
{
Colormap mid;
ColormapPtr pSrcMap;
REQUEST(xCopyColormapAndFreeReq);
int result;
REQUEST_SIZE_MATCH(xCopyColormapAndFreeReq);
mid = stuff->mid;
LEGAL_NEW_RESOURCE(mid, client);
if( (pSrcMap = (ColormapPtr )SecurityLookupIDByType(client, stuff->srcCmap,
RT_COLORMAP, SecurityReadAccess|SecurityWriteAccess)) )
{
result = CopyColormapAndFree(mid, pSrcMap, client->index);
if (client->noClientException != Success)
return(client->noClientException);
else
return(result);
}
else
{
client->errorValue = stuff->srcCmap;
return(BadColor);
}
}
int
ProcInstallColormap(register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->id,
RT_COLORMAP, SecurityReadAccess);
if (pcmp)
{
(*(pcmp->pScreen->InstallColormap)) (pcmp);
return (client->noClientException);
}
else
{
client->errorValue = stuff->id;
return (BadColor);
}
}
int
ProcUninstallColormap(register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->id,
RT_COLORMAP, SecurityReadAccess);
if (pcmp)
{
if(pcmp->mid != pcmp->pScreen->defColormap)
(*(pcmp->pScreen->UninstallColormap)) (pcmp);
return (client->noClientException);
}
else
{
client->errorValue = stuff->id;
return (BadColor);
}
}
int
ProcListInstalledColormaps(register ClientPtr client)
{
xListInstalledColormapsReply *preply;
int nummaps;
WindowPtr pWin;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->id, client,
SecurityReadAccess);
if (!pWin)
return(BadWindow);
preply = (xListInstalledColormapsReply *)
ALLOCATE_LOCAL(sizeof(xListInstalledColormapsReply) +
pWin->drawable.pScreen->maxInstalledCmaps *
sizeof(Colormap));
if(!preply)
return(BadAlloc);
preply->type = X_Reply;
preply->sequenceNumber = client->sequence;
nummaps = (*pWin->drawable.pScreen->ListInstalledColormaps)
(pWin->drawable.pScreen, (Colormap *)&preply[1]);
preply->nColormaps = nummaps;
preply->length = nummaps;
WriteReplyToClient(client, sizeof (xListInstalledColormapsReply), preply);
client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;
WriteSwappedDataToClient(client, nummaps * sizeof(Colormap), &preply[1]);
DEALLOCATE_LOCAL(preply);
return(client->noClientException);
}
int
ProcAllocColor (register ClientPtr client)
{
ColormapPtr pmap;
int retval;
xAllocColorReply acr;
REQUEST(xAllocColorReq);
REQUEST_SIZE_MATCH(xAllocColorReq);
pmap = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityWriteAccess);
if (pmap)
{
#ifdef LBX
/*
* If the colormap is grabbed by a proxy, the server will have
* to regain control over the colormap. This AllocColor request
* will be handled after the server gets back the colormap control.
*/
if (LbxCheckColorRequest (client, pmap, (xReq *) stuff))
return Success;
#endif
acr.type = X_Reply;
acr.length = 0;
acr.sequenceNumber = client->sequence;
acr.red = stuff->red;
acr.green = stuff->green;
acr.blue = stuff->blue;
acr.pixel = 0;
if( (retval = AllocColor(pmap, &acr.red, &acr.green, &acr.blue,
&acr.pixel, client->index)) )
{
if (client->noClientException != Success)
return(client->noClientException);
else
return (retval);
}
#ifdef PANORAMIX
if (noPanoramiXExtension || !pmap->pScreen->myNum)
#endif
WriteReplyToClient(client, sizeof(xAllocColorReply), &acr);
return (client->noClientException);
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcAllocNamedColor (register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xAllocNamedColorReq);
REQUEST_FIXED_SIZE(xAllocNamedColorReq, stuff->nbytes);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityWriteAccess);
if (pcmp)
{
int retval;
xAllocNamedColorReply ancr;
#ifdef LBX
/*
* If the colormap is grabbed by a proxy, the server will have
* to regain control over the colormap. This AllocNamedColor request
* will be handled after the server gets back the colormap control.
*/
if (LbxCheckColorRequest (client, pcmp, (xReq *) stuff))
return Success;
#endif
ancr.type = X_Reply;
ancr.length = 0;
ancr.sequenceNumber = client->sequence;
if(OsLookupColor(pcmp->pScreen->myNum, (char *)&stuff[1], stuff->nbytes,
&ancr.exactRed, &ancr.exactGreen, &ancr.exactBlue))
{
ancr.screenRed = ancr.exactRed;
ancr.screenGreen = ancr.exactGreen;
ancr.screenBlue = ancr.exactBlue;
ancr.pixel = 0;
if( (retval = AllocColor(pcmp,
&ancr.screenRed, &ancr.screenGreen, &ancr.screenBlue,
&ancr.pixel, client->index)) )
{
if (client->noClientException != Success)
return(client->noClientException);
else
return(retval);
}
#ifdef PANORAMIX
if (noPanoramiXExtension || !pcmp->pScreen->myNum)
#endif
WriteReplyToClient(client, sizeof (xAllocNamedColorReply), &ancr);
return (client->noClientException);
}
else
return(BadName);
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcAllocColorCells (register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xAllocColorCellsReq);
REQUEST_SIZE_MATCH(xAllocColorCellsReq);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityWriteAccess);
if (pcmp)
{
xAllocColorCellsReply accr;
int npixels, nmasks, retval;
long length;
Pixel *ppixels, *pmasks;
#ifdef LBX
/*
* If the colormap is grabbed by a proxy, the server will have
* to regain control over the colormap. This AllocColorCells request
* will be handled after the server gets back the colormap control.
*/
if (LbxCheckColorRequest (client, pcmp, (xReq *) stuff))
return Success;
#endif
npixels = stuff->colors;
if (!npixels)
{
client->errorValue = npixels;
return (BadValue);
}
if (stuff->contiguous != xTrue && stuff->contiguous != xFalse)
{
client->errorValue = stuff->contiguous;
return (BadValue);
}
nmasks = stuff->planes;
length = ((long)npixels + (long)nmasks) * sizeof(Pixel);
ppixels = (Pixel *)ALLOCATE_LOCAL(length);
if(!ppixels)
return(BadAlloc);
pmasks = ppixels + npixels;
if( (retval = AllocColorCells(client->index, pcmp, npixels, nmasks,
(Bool)stuff->contiguous, ppixels, pmasks)) )
{
DEALLOCATE_LOCAL(ppixels);
if (client->noClientException != Success)
return(client->noClientException);
else
return(retval);
}
#ifdef PANORAMIX
if (noPanoramiXExtension || !pcmp->pScreen->myNum)
#endif
{
accr.type = X_Reply;
accr.length = length >> 2;
accr.sequenceNumber = client->sequence;
accr.nPixels = npixels;
accr.nMasks = nmasks;
WriteReplyToClient(client, sizeof (xAllocColorCellsReply), &accr);
client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;
WriteSwappedDataToClient(client, length, ppixels);
}
DEALLOCATE_LOCAL(ppixels);
return (client->noClientException);
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcAllocColorPlanes(register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xAllocColorPlanesReq);
REQUEST_SIZE_MATCH(xAllocColorPlanesReq);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityWriteAccess);
if (pcmp)
{
xAllocColorPlanesReply acpr;
int npixels, retval;
long length;
Pixel *ppixels;
#ifdef LBX
/*
* If the colormap is grabbed by a proxy, the server will have
* to regain control over the colormap. This AllocColorPlanes request
* will be handled after the server gets back the colormap control.
*/
if (LbxCheckColorRequest (client, pcmp, (xReq *) stuff))
return Success;
#endif
npixels = stuff->colors;
if (!npixels)
{
client->errorValue = npixels;
return (BadValue);
}
if (stuff->contiguous != xTrue && stuff->contiguous != xFalse)
{
client->errorValue = stuff->contiguous;
return (BadValue);
}
acpr.type = X_Reply;
acpr.sequenceNumber = client->sequence;
acpr.nPixels = npixels;
length = (long)npixels * sizeof(Pixel);
ppixels = (Pixel *)ALLOCATE_LOCAL(length);
if(!ppixels)
return(BadAlloc);
if( (retval = AllocColorPlanes(client->index, pcmp, npixels,
(int)stuff->red, (int)stuff->green, (int)stuff->blue,
(Bool)stuff->contiguous, ppixels,
&acpr.redMask, &acpr.greenMask, &acpr.blueMask)) )
{
DEALLOCATE_LOCAL(ppixels);
if (client->noClientException != Success)
return(client->noClientException);
else
return(retval);
}
acpr.length = length >> 2;
#ifdef PANORAMIX
if (noPanoramiXExtension || !pcmp->pScreen->myNum)
#endif
{
WriteReplyToClient(client, sizeof(xAllocColorPlanesReply), &acpr);
client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;
WriteSwappedDataToClient(client, length, ppixels);
}
DEALLOCATE_LOCAL(ppixels);
return (client->noClientException);
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcFreeColors(register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xFreeColorsReq);
REQUEST_AT_LEAST_SIZE(xFreeColorsReq);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityWriteAccess);
if (pcmp)
{
int count;
int retval;
if(pcmp->flags & AllAllocated)
return(BadAccess);
count = ((client->req_len << 2)- sizeof(xFreeColorsReq)) >> 2;
retval = FreeColors(pcmp, client->index, count,
(Pixel *)&stuff[1], (Pixel)stuff->planeMask);
if (client->noClientException != Success)
return(client->noClientException);
else
{
client->errorValue = clientErrorValue;
return(retval);
}
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcStoreColors (ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xStoreColorsReq);
REQUEST_AT_LEAST_SIZE(xStoreColorsReq);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityWriteAccess);
if (pcmp)
{
int count;
int retval;
count = (client->req_len << 2) - sizeof(xStoreColorsReq);
if (count % sizeof(xColorItem))
return(BadLength);
count /= sizeof(xColorItem);
retval = StoreColors(pcmp, count, (xColorItem *)&stuff[1]);
if (client->noClientException != Success)
return(client->noClientException);
else
{
client->errorValue = clientErrorValue;
return(retval);
}
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcStoreNamedColor (register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xStoreNamedColorReq);
REQUEST_FIXED_SIZE(xStoreNamedColorReq, stuff->nbytes);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityWriteAccess);
if (pcmp)
{
xColorItem def;
int retval;
if(OsLookupColor(pcmp->pScreen->myNum, (char *)&stuff[1],
stuff->nbytes, &def.red, &def.green, &def.blue))
{
def.flags = stuff->flags;
def.pixel = stuff->pixel;
retval = StoreColors(pcmp, 1, &def);
if (client->noClientException != Success)
return(client->noClientException);
else
return(retval);
}
return (BadName);
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcQueryColors(register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xQueryColorsReq);
REQUEST_AT_LEAST_SIZE(xQueryColorsReq);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityReadAccess);
if (pcmp)
{
int count, retval;
xrgb *prgbs;
xQueryColorsReply qcr;
count = ((client->req_len << 2) - sizeof(xQueryColorsReq)) >> 2;
prgbs = (xrgb *)ALLOCATE_LOCAL(count * sizeof(xrgb));
if(!prgbs && count)
return(BadAlloc);
memset(prgbs, 0, count * sizeof(xrgb));
if( (retval = QueryColors(pcmp, count, (Pixel *)&stuff[1], prgbs)) )
{
if (prgbs) DEALLOCATE_LOCAL(prgbs);
if (client->noClientException != Success)
return(client->noClientException);
else
{
client->errorValue = clientErrorValue;
return (retval);
}
}
memset(&qcr, 0, sizeof(xQueryColorsReply));
qcr.type = X_Reply;
qcr.length = (count * sizeof(xrgb)) >> 2;
qcr.sequenceNumber = client->sequence;
qcr.nColors = count;
WriteReplyToClient(client, sizeof(xQueryColorsReply), &qcr);
if (count)
{
client->pSwapReplyFunc = (ReplySwapPtr) SQColorsExtend;
WriteSwappedDataToClient(client, count * sizeof(xrgb), prgbs);
}
if (prgbs) DEALLOCATE_LOCAL(prgbs);
return(client->noClientException);
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcLookupColor(register ClientPtr client)
{
ColormapPtr pcmp;
REQUEST(xLookupColorReq);
REQUEST_FIXED_SIZE(xLookupColorReq, stuff->nbytes);
pcmp = (ColormapPtr)SecurityLookupIDByType(client, stuff->cmap,
RT_COLORMAP, SecurityReadAccess);
if (pcmp)
{
xLookupColorReply lcr;
if(OsLookupColor(pcmp->pScreen->myNum, (char *)&stuff[1], stuff->nbytes,
&lcr.exactRed, &lcr.exactGreen, &lcr.exactBlue))
{
lcr.type = X_Reply;
lcr.length = 0;
lcr.sequenceNumber = client->sequence;
lcr.screenRed = lcr.exactRed;
lcr.screenGreen = lcr.exactGreen;
lcr.screenBlue = lcr.exactBlue;
(*pcmp->pScreen->ResolveColor)(&lcr.screenRed,
&lcr.screenGreen,
&lcr.screenBlue,
pcmp->pVisual);
WriteReplyToClient(client, sizeof(xLookupColorReply), &lcr);
return(client->noClientException);
}
return (BadName);
}
else
{
client->errorValue = stuff->cmap;
return (BadColor);
}
}
int
ProcCreateCursor (register ClientPtr client)
{
CursorPtr pCursor;
register PixmapPtr src;
register PixmapPtr msk;
unsigned char * srcbits;
unsigned char * mskbits;
unsigned short width, height;
long n;
CursorMetricRec cm;
REQUEST(xCreateCursorReq);
REQUEST_SIZE_MATCH(xCreateCursorReq);
LEGAL_NEW_RESOURCE(stuff->cid, client);
src = (PixmapPtr)SecurityLookupIDByType(client, stuff->source,
RT_PIXMAP, SecurityReadAccess);
msk = (PixmapPtr)SecurityLookupIDByType(client, stuff->mask,
RT_PIXMAP, SecurityReadAccess);
if ( src == (PixmapPtr)NULL)
{
client->errorValue = stuff->source;
return (BadPixmap);
}
if ( msk == (PixmapPtr)NULL)
{
if (stuff->mask != None)
{
client->errorValue = stuff->mask;
return (BadPixmap);
}
}
else if ( src->drawable.width != msk->drawable.width
|| src->drawable.height != msk->drawable.height
|| src->drawable.depth != 1
|| msk->drawable.depth != 1)
return (BadMatch);
width = src->drawable.width;
height = src->drawable.height;
if ( stuff->x > width
|| stuff->y > height )
return (BadMatch);
n = BitmapBytePad(width)*height;
srcbits = (unsigned char *)xalloc(n);
if (!srcbits)
return (BadAlloc);
mskbits = (unsigned char *)xalloc(n);
if (!mskbits)
{
xfree(srcbits);
return (BadAlloc);
}
/* zeroing the (pad) bits helps some ddx cursor handling */
bzero((char *)srcbits, n);
(* src->drawable.pScreen->GetImage)( (DrawablePtr)src, 0, 0, width, height,
XYPixmap, 1, (void *)srcbits);
if ( msk == (PixmapPtr)NULL)
{
register unsigned char *bits = mskbits;
while (--n >= 0)
*bits++ = ~0;
}
else
{
/* zeroing the (pad) bits helps some ddx cursor handling */
bzero((char *)mskbits, n);
(* msk->drawable.pScreen->GetImage)( (DrawablePtr)msk, 0, 0, width,
height, XYPixmap, 1, (void *)mskbits);
}
cm.width = width;
cm.height = height;
cm.xhot = stuff->x;
cm.yhot = stuff->y;
pCursor = AllocCursor( srcbits, mskbits, &cm,
stuff->foreRed, stuff->foreGreen, stuff->foreBlue,
stuff->backRed, stuff->backGreen, stuff->backBlue);
if (pCursor && AddResource(stuff->cid, RT_CURSOR, (void *)pCursor))
{
#ifdef TEST
fprintf(stderr, "ProcCreateCursor: Created cursor at [%p].\n", (void *) pCursor);
#endif
return (client->noClientException);
}
return BadAlloc;
}
int
ProcCreateGlyphCursor (register ClientPtr client)
{
CursorPtr pCursor;
int res;
REQUEST(xCreateGlyphCursorReq);
REQUEST_SIZE_MATCH(xCreateGlyphCursorReq);
LEGAL_NEW_RESOURCE(stuff->cid, client);
res = AllocGlyphCursor(stuff->source, stuff->sourceChar,
stuff->mask, stuff->maskChar,
stuff->foreRed, stuff->foreGreen, stuff->foreBlue,
stuff->backRed, stuff->backGreen, stuff->backBlue,
&pCursor, client);
if (res != Success)
return res;
if (AddResource(stuff->cid, RT_CURSOR, (void *)pCursor))
return client->noClientException;
return BadAlloc;
}
int
ProcFreeCursor (register ClientPtr client)
{
CursorPtr pCursor;
REQUEST(xResourceReq);
REQUEST_SIZE_MATCH(xResourceReq);
pCursor = (CursorPtr)SecurityLookupIDByType(client, stuff->id,
RT_CURSOR, SecurityDestroyAccess);
if (pCursor)
{
FreeResource(stuff->id, RT_NONE);
return (client->noClientException);
}
else
{
client->errorValue = stuff->id;
return (BadCursor);
}
}
int
ProcQueryBestSize (register ClientPtr client)
{
xQueryBestSizeReply reply;
register DrawablePtr pDraw;
ScreenPtr pScreen;
REQUEST(xQueryBestSizeReq);
REQUEST_SIZE_MATCH(xQueryBestSizeReq);
if ((stuff->class != CursorShape) &&
(stuff->class != TileShape) &&
(stuff->class != StippleShape))
{
client->errorValue = stuff->class;
return(BadValue);
}
SECURITY_VERIFY_GEOMETRABLE (pDraw, stuff->drawable, client,
SecurityReadAccess);
if (stuff->class != CursorShape && pDraw->type == UNDRAWABLE_WINDOW)
return (BadMatch);
pScreen = pDraw->pScreen;
(* pScreen->QueryBestSize)(stuff->class, &stuff->width,
&stuff->height, pScreen);
memset(&reply, 0, sizeof(xQueryBestSizeReply));
reply.type = X_Reply;
reply.length = 0;
reply.sequenceNumber = client->sequence;
reply.width = stuff->width;
reply.height = stuff->height;
WriteReplyToClient(client, sizeof(xQueryBestSizeReply), &reply);
return (client->noClientException);
}
int
ProcSetScreenSaver (register ClientPtr client)
{
int blankingOption, exposureOption;
REQUEST(xSetScreenSaverReq);
REQUEST_SIZE_MATCH(xSetScreenSaverReq);
blankingOption = stuff->preferBlank;
if ((blankingOption != DontPreferBlanking) &&
(blankingOption != PreferBlanking) &&
(blankingOption != DefaultBlanking))
{
client->errorValue = blankingOption;
return BadValue;
}
exposureOption = stuff->allowExpose;
if ((exposureOption != DontAllowExposures) &&
(exposureOption != AllowExposures) &&
(exposureOption != DefaultExposures))
{
client->errorValue = exposureOption;
return BadValue;
}
if (stuff->timeout < -1)
{
client->errorValue = stuff->timeout;
return BadValue;
}
if (stuff->interval < -1)
{
client->errorValue = stuff->interval;
return BadValue;
}
/*
* The NX agent uses the screen saver procedure
* to monitor the user activities and launch its
* handlers (like timeout feature), so we can't
* always allow the clients to change our values.
*/
#ifdef TEST
fprintf(stderr, "ProcSetScreenSaver: Called with timeout [%d] interval [%d] Blanking [%d] Exposure [%d].\n",
stuff -> timeout, stuff -> interval, blankingOption, exposureOption);
#endif
if (nxagentOption(Timeout) == 0)
{
if (blankingOption == DefaultBlanking)
{
ScreenSaverBlanking = defaultScreenSaverBlanking;
}
else
{
ScreenSaverBlanking = blankingOption;
}
if (exposureOption == DefaultExposures)
{
ScreenSaverAllowExposures = defaultScreenSaverAllowExposures;
}
else
{
ScreenSaverAllowExposures = exposureOption;
}
if (stuff->timeout >= 0)
{
ScreenSaverTime = stuff->timeout * MILLI_PER_SECOND;
}
else
{
ScreenSaverTime = defaultScreenSaverTime;
}
if (stuff->interval >= 0)
{
ScreenSaverInterval = stuff->interval * MILLI_PER_SECOND;
}
else
{
ScreenSaverInterval = defaultScreenSaverInterval;
}
SetScreenSaverTimer();
}
#ifdef TEST
fprintf(stderr, "ProcSetScreenSaver: Called with timeout [%d] interval [%d] Blanking [%d] Exposure [%d].\n",
stuff -> timeout, stuff -> interval, blankingOption, exposureOption);
#endif
else
{
fprintf(stderr, "ProcSetScreenSaver: Keeping auto-disconnect timeout set to [%d] seconds.\n",
nxagentOption(Timeout));
}
#endif
return (client->noClientException);
}
int
ProcGetScreenSaver(register ClientPtr client)
{
xGetScreenSaverReply rep;
REQUEST_SIZE_MATCH(xReq);
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.timeout = ScreenSaverTime / MILLI_PER_SECOND;
rep.interval = ScreenSaverInterval / MILLI_PER_SECOND;
rep.preferBlanking = ScreenSaverBlanking;
rep.allowExposures = ScreenSaverAllowExposures;
WriteReplyToClient(client, sizeof(xGetScreenSaverReply), &rep);
return (client->noClientException);
}
int
ProcChangeHosts(register ClientPtr client)
{
REQUEST(xChangeHostsReq);
int result;
REQUEST_FIXED_SIZE(xChangeHostsReq, stuff->hostLength);
if(stuff->mode == HostInsert)
result = AddHost(client, (int)stuff->hostFamily,
stuff->hostLength, (void *)&stuff[1]);
else if (stuff->mode == HostDelete)
result = RemoveHost(client, (int)stuff->hostFamily,
stuff->hostLength, (void *)&stuff[1]);
else
{
client->errorValue = stuff->mode;
return BadValue;
}
if (!result)
result = client->noClientException;
return (result);
}
int
ProcListHosts(register ClientPtr client)
{
xListHostsReply reply;
int len, nHosts, result;
void * pdata;
/* REQUEST(xListHostsReq); */
REQUEST_SIZE_MATCH(xListHostsReq);
#ifdef XCSECURITY
/* untrusted clients can't list hosts */
if (client->trustLevel != XSecurityClientTrusted)
if (nxagentOption(Timeout) == 0)
{
if (blankingOption == DefaultBlanking)
{
SecurityAudit("client %d attempted to list hosts\n", client->index);
return BadAccess;
ScreenSaverBlanking = defaultScreenSaverBlanking;
}
#endif
result = GetHosts(&pdata, &nHosts, &len, &reply.enabled);
if (result != Success)
return(result);
reply.type = X_Reply;
reply.sequenceNumber = client->sequence;
reply.nHosts = nHosts;
reply.length = len >> 2;
WriteReplyToClient(client, sizeof(xListHostsReply), &reply);
if (nHosts)
else
{
client->pSwapReplyFunc = (ReplySwapPtr) SLHostsExtend;
WriteSwappedDataToClient(client, len, pdata);
ScreenSaverBlanking = blankingOption;
}
xfree(pdata);
return (client->noClientException);
}
int
ProcChangeAccessControl(register ClientPtr client)
{
int result;
REQUEST(xSetAccessControlReq);
REQUEST_SIZE_MATCH(xSetAccessControlReq);
if ((stuff->mode != EnableAccess) && (stuff->mode != DisableAccess))
if (exposureOption == DefaultExposures)
{
client->errorValue = stuff->mode;
return BadValue;
ScreenSaverAllowExposures = defaultScreenSaverAllowExposures;
}
result = ChangeAccessControl(client, stuff->mode == EnableAccess);
if (!result)
result = client->noClientException;
return (result);
}
int
ProcKillClient(register ClientPtr client)
{
REQUEST(xResourceReq);
ClientPtr killclient;
REQUEST_SIZE_MATCH(xResourceReq);
if (stuff->id == AllTemporary)
else
{
CloseDownRetainedResources();
return (client->noClientException);
ScreenSaverAllowExposures = exposureOption;
}
if ((killclient = LookupClient(stuff->id, client)))
{
CloseDownClient(killclient);
/* if an LBX proxy gets killed, isItTimeToYield will be set */
if (isItTimeToYield || (client == killclient))
if (stuff->timeout >= 0)
{
/* force yield and return Success, so that Dispatch()
* doesn't try to touch client
*/
isItTimeToYield = TRUE;
return (Success);
}
return (client->noClientException);
ScreenSaverTime = stuff->timeout * MILLI_PER_SECOND;
}
else
{
client->errorValue = stuff->id;
return (BadValue);
ScreenSaverTime = defaultScreenSaverTime;
}
}
int
ProcSetFontPath(register ClientPtr client)
{
unsigned char *ptr;
unsigned long nbytes, total;
long nfonts;
int n, result;
int error;
REQUEST(xSetFontPathReq);
REQUEST_AT_LEAST_SIZE(xSetFontPathReq);
nbytes = (client->req_len << 2) - sizeof(xSetFontPathReq);
total = nbytes;
ptr = (unsigned char *)&stuff[1];
nfonts = stuff->nFonts;
while (--nfonts >= 0)
if (stuff->interval >= 0)
{
if ((total == 0) || (total < (n = (*ptr + 1))))
return(BadLength);
total -= n;
ptr += n;
ScreenSaverInterval = stuff->interval * MILLI_PER_SECOND;
}
if (total >= 4)
return(BadLength);
result = SetFontPath(client, stuff->nFonts, (unsigned char *)&stuff[1],
&error);
if (!result)
else
{
result = client->noClientException;
client->errorValue = error;
ScreenSaverInterval = defaultScreenSaverInterval;
}
return (result);
}
int
ProcGetFontPath(register ClientPtr client)
{
xGetFontPathReply reply;
int stringLens, numpaths;
unsigned char *bufferStart;
/* REQUEST (xReq); */
REQUEST_SIZE_MATCH(xReq);
bufferStart = GetFontPath(&numpaths, &stringLens);
reply.type = X_Reply;
reply.sequenceNumber = client->sequence;
reply.length = (stringLens + numpaths + 3) >> 2;
reply.nPaths = numpaths;
WriteReplyToClient(client, sizeof(xGetFontPathReply), &reply);
if (stringLens || numpaths)
(void)WriteToClient(client, stringLens + numpaths, (char *)bufferStart);
return(client->noClientException);
}
int
ProcChangeCloseDownMode(register ClientPtr client)
{
REQUEST(xSetCloseDownModeReq);
REQUEST_SIZE_MATCH(xSetCloseDownModeReq);
if ((stuff->mode == AllTemporary) ||
(stuff->mode == RetainPermanent) ||
(stuff->mode == RetainTemporary))
{
client->closeDownMode = stuff->mode;
return (client->noClientException);
SetScreenSaverTimer();
}
#ifdef TEST
else
{
client->errorValue = stuff->mode;
return (BadValue);
fprintf(stderr, "ProcSetScreenSaver: Keeping auto-disconnect timeout set to [%d] seconds.\n",
nxagentOption(Timeout));
}
#endif
return (client->noClientException);
}
int ProcForceScreenSaver(register ClientPtr client)
{
REQUEST(xForceScreenSaverReq);
......@@ -4125,38 +1207,6 @@ int ProcForceScreenSaver(register ClientPtr client)
return client->noClientException;
}
int ProcNoOperation(register ClientPtr client)
{
REQUEST_AT_LEAST_SIZE(xReq);
/* noop -- don't do anything */
return(client->noClientException);
}
void
InitProcVectors(void)
{
int i;
for (i = 0; i<256; i++)
{
if(!ProcVector[i])
{
ProcVector[i] = SwappedProcVector[i] = ProcBadRequest;
ReplySwapVector[i] = ReplyNotSwappd;
}
#ifdef K5AUTH
if (!k5_Vector[i])
{
k5_Vector[i] = k5_bad;
}
#endif
}
for(i = LASTEvent; i < 128; i++)
{
EventSwapVector[i] = NotImplemented;
}
}
/**********************
* CloseDownClient
......@@ -4276,104 +1326,6 @@ CloseDownClient(register ClientPtr client)
}
}
static void
KillAllClients()
{
int i;
for (i=1; i<currentMaxClients; i++)
if (clients[i]) {
/* Make sure Retained clients are released. */
clients[i]->closeDownMode = DestroyAll;
CloseDownClient(clients[i]);
}
}
/*********************
* CloseDownRetainedResources
*
* Find all clients that are gone and have terminated in RetainTemporary
* and destroy their resources.
*********************/
void
CloseDownRetainedResources()
{
register int i;
register ClientPtr client;
for (i=1; i<currentMaxClients; i++)
{
client = clients[i];
if (client && (client->closeDownMode == RetainTemporary)
&& (client->clientGone))
CloseDownClient(client);
}
}
void InitClient(ClientPtr client, int i, void * ospriv)
{
client->index = i;
client->sequence = 0;
client->clientAsMask = ((Mask)i) << CLIENTOFFSET;
client->clientGone = FALSE;
if (i)
{
client->closeDownMode = DestroyAll;
client->lastDrawable = (DrawablePtr)screenInfo.screens[0]->root;
client->lastDrawableID = screenInfo.screens[0]->root->drawable.id;
}
else
{
client->closeDownMode = RetainPermanent;
client->lastDrawable = (DrawablePtr)NULL;
client->lastDrawableID = INVALID;
}
client->lastGC = (GCPtr) NULL;
client->lastGCID = INVALID;
client->numSaved = 0;
client->saveSet = (SaveSetElt *)NULL;
client->noClientException = Success;
#ifdef LOG_DEBUG
client->requestLogIndex = 0;
#endif
client->requestVector = InitialVector;
client->osPrivate = ospriv;
client->swapped = FALSE;
client->big_requests = FALSE;
client->priority = 0;
client->clientState = ClientStateInitial;
#ifdef XKB
if (!noXkbExtension) {
client->xkbClientFlags = 0;
client->mapNotifyMask = 0;
QueryMinMaxKeyCodes(&client->minKC,&client->maxKC);
}
#endif
client->replyBytesRemaining = 0;
#ifdef LBX
client->readRequest = StandardReadRequestFromClient;
#endif
#ifdef XCSECURITY
client->trustLevel = XSecurityClientTrusted;
client->CheckAccess = NULL;
client->authId = 0;
#endif
#ifdef XAPPGROUP
client->appgroup = NULL;
#endif
client->fontResFunc = NULL;
#ifdef SMART_SCHEDULE
client->smart_priority = 0;
client->smart_start_tick = SmartScheduleTime;
client->smart_stop_tick = SmartScheduleTime;
client->smart_check_tick = SmartScheduleTime;
#endif
}
extern int clientPrivateLen;
extern unsigned *clientPrivateSizes;
extern unsigned totalClientSize;
int
InitClientPrivates(ClientPtr client)
{
......@@ -4415,289 +1367,3 @@ InitClientPrivates(ClientPtr client)
return 1;
}
/************************
* int NextAvailableClient(ospriv)
*
* OS dependent portion can't assign client id's because of CloseDownModes.
* Returns NULL if there are no free clients.
*************************/
ClientPtr NextAvailableClient(void * ospriv)
{
register int i;
register ClientPtr client;
xReq data;
i = nextFreeClientID;
if (i == MAXCLIENTS)
return (ClientPtr)NULL;
clients[i] = client = (ClientPtr)xalloc(totalClientSize);
if (!client)
return (ClientPtr)NULL;
InitClient(client, i, ospriv);
InitClientPrivates(client);
if (!InitClientResources(client))
{
xfree(client);
return (ClientPtr)NULL;
}
data.reqType = 1;
data.length = (sz_xReq + sz_xConnClientPrefix) >> 2;
if (!InsertFakeRequest(client, (char *)&data, sz_xReq))
{
FreeClientResources(client);
xfree(client);
return (ClientPtr)NULL;
}
if (i == currentMaxClients)
currentMaxClients++;
while ((nextFreeClientID < MAXCLIENTS) && clients[nextFreeClientID])
nextFreeClientID++;
if (ClientStateCallback)
{
NewClientInfoRec clientinfo;
clientinfo.client = client;
clientinfo.prefix = (xConnSetupPrefix *)NULL;
clientinfo.setup = (xConnSetup *) NULL;
CallCallbacks((&ClientStateCallback), (void *)&clientinfo);
}
return(client);
}
int
ProcInitialConnection(register ClientPtr client)
{
REQUEST(xReq);
register xConnClientPrefix *prefix;
int whichbyte = 1;
prefix = (xConnClientPrefix *)((char *)stuff + sz_xReq);
if ((prefix->byteOrder != 'l') && (prefix->byteOrder != 'B'))
return (client->noClientException = -1);
if (((*(char *) &whichbyte) && (prefix->byteOrder == 'B')) ||
(!(*(char *) &whichbyte) && (prefix->byteOrder == 'l')))
{
client->swapped = TRUE;
SwapConnClientPrefix(prefix);
}
stuff->reqType = 2;
stuff->length += ((prefix->nbytesAuthProto + (unsigned)3) >> 2) +
((prefix->nbytesAuthString + (unsigned)3) >> 2);
if (client->swapped)
{
swaps(&stuff->length, whichbyte);
}
ResetCurrentRequest(client);
return (client->noClientException);
}
#ifdef LBX
void
IncrementClientCount()
{
nClients++;
}
#endif
int
SendConnSetup(register ClientPtr client, char *reason)
{
register xWindowRoot *root;
register int i;
int numScreens;
char* lConnectionInfo;
xConnSetupPrefix* lconnSetupPrefix;
if (reason)
{
xConnSetupPrefix csp;
csp.success = xFalse;
csp.lengthReason = strlen(reason);
csp.length = (csp.lengthReason + (unsigned)3) >> 2;
csp.majorVersion = X_PROTOCOL;
csp.minorVersion = X_PROTOCOL_REVISION;
if (client->swapped)
WriteSConnSetupPrefix(client, &csp);
else
(void)WriteToClient(client, sz_xConnSetupPrefix, (char *) &csp);
(void)WriteToClient(client, (int)csp.lengthReason, reason);
return (client->noClientException = -1);
}
numScreens = screenInfo.numScreens;
lConnectionInfo = ConnectionInfo;
lconnSetupPrefix = &connSetupPrefix;
/* We're about to start speaking X protocol back to the client by
* sending the connection setup info. This means the authorization
* step is complete, and we can count the client as an
* authorized one.
*/
nClients++;
client->requestVector = client->swapped ? SwappedProcVector : ProcVector;
client->sequence = 0;
#ifdef XAPPGROUP
XagConnectionInfo (client, &lconnSetupPrefix, &lConnectionInfo, &numScreens);
#endif
((xConnSetup *)lConnectionInfo)->ridBase = client->clientAsMask;
((xConnSetup *)lConnectionInfo)->ridMask = RESOURCE_ID_MASK;
#ifdef MATCH_CLIENT_ENDIAN
((xConnSetup *)lConnectionInfo)->imageByteOrder = ClientOrder (client);
((xConnSetup *)lConnectionInfo)->bitmapBitOrder = ClientOrder (client);
#endif
/* fill in the "currentInputMask" */
root = (xWindowRoot *)(lConnectionInfo + connBlockScreenStart);
#ifdef PANORAMIX
if (noPanoramiXExtension)
numScreens = screenInfo.numScreens;
else
numScreens = ((xConnSetup *)ConnectionInfo)->numRoots;
#endif
for (i=0; i<numScreens; i++)
{
register unsigned int j;
register xDepth *pDepth;
root->currentInputMask = screenInfo.screens[i]->root->eventMask |
wOtherEventMasks (screenInfo.screens[i]->root);
pDepth = (xDepth *)(root + 1);
for (j = 0; j < root->nDepths; j++)
{
pDepth = (xDepth *)(((char *)(pDepth + 1)) +
pDepth->nVisuals * sizeof(xVisualType));
}
root = (xWindowRoot *)pDepth;
}
if (client->swapped)
{
WriteSConnSetupPrefix(client, lconnSetupPrefix);
WriteSConnectionInfo(client,
(unsigned long)(lconnSetupPrefix->length << 2),
lConnectionInfo);
}
else
{
(void)WriteToClient(client, sizeof(xConnSetupPrefix),
(char *) lconnSetupPrefix);
(void)WriteToClient(client, (int)(lconnSetupPrefix->length << 2),
lConnectionInfo);
}
client->clientState = ClientStateRunning;
if (ClientStateCallback)
{
NewClientInfoRec clientinfo;
clientinfo.client = client;
clientinfo.prefix = lconnSetupPrefix;
clientinfo.setup = (xConnSetup *)lConnectionInfo;
CallCallbacks((&ClientStateCallback), (void *)&clientinfo);
}
return (client->noClientException);
}
int
ProcEstablishConnection(register ClientPtr client)
{
char *reason, *auth_proto, *auth_string;
register xConnClientPrefix *prefix;
REQUEST(xReq);
prefix = (xConnClientPrefix *)((char *)stuff + sz_xReq);
auth_proto = (char *)prefix + sz_xConnClientPrefix;
auth_string = auth_proto + ((prefix->nbytesAuthProto + 3) & ~3);
if ((prefix->majorVersion != X_PROTOCOL) ||
(prefix->minorVersion != X_PROTOCOL_REVISION))
reason = "Protocol version mismatch";
else
reason = ClientAuthorized(client,
(unsigned short)prefix->nbytesAuthProto,
auth_proto,
(unsigned short)prefix->nbytesAuthString,
auth_string);
/*
* If Kerberos is being used for this client, the clientState
* will be set to ClientStateAuthenticating at this point.
* More messages need to be exchanged among the X server, Kerberos
* server, and client to figure out if everyone is authorized.
* So we don't want to send the connection setup info yet, since
* the auth step isn't really done.
*/
if (client->clientState == ClientStateCheckingSecurity)
client->clientState = ClientStateCheckedSecurity;
else if (client->clientState != ClientStateAuthenticating)
return(SendConnSetup(client, reason));
return(client->noClientException);
}
void
SendErrorToClient(ClientPtr client, unsigned majorCode, unsigned minorCode,
XID resId, int errorCode)
{
xError rep;
memset(&rep, 0, sizeof(xError));
rep.type = X_Error;
rep.sequenceNumber = client->sequence;
rep.errorCode = errorCode;
rep.majorCode = majorCode;
rep.minorCode = minorCode;
rep.resourceID = resId;
WriteEventsToClient (client, 1, (xEvent *)&rep);
}
void
DeleteWindowFromAnySelections(WindowPtr pWin)
{
register int i;
for (i = 0; i< NumCurrentSelections; i++)
if (CurrentSelections[i].pWin == pWin)
{
if (SelectionCallback)
{
SelectionInfoRec info;
info.selection = &CurrentSelections[i];
info.kind = SelectionWindowDestroy;
CallCallbacks(&SelectionCallback, &info);
}
CurrentSelections[i].pWin = (WindowPtr)NULL;
CurrentSelections[i].window = None;
CurrentSelections[i].client = NullClient;
}
}
static void
DeleteClientFromAnySelections(ClientPtr client)
{
register int i;
for (i = 0; i< NumCurrentSelections; i++)
if (CurrentSelections[i].client == client)
{
if (SelectionCallback)
{
SelectionInfoRec info;
info.selection = &CurrentSelections[i];
info.kind = SelectionWindowDestroy;
CallCallbacks(&SelectionCallback, &info);
}
CurrentSelections[i].pWin = (WindowPtr)NULL;
CurrentSelections[i].window = None;
CurrentSelections[i].client = NullClient;
}
}
void
MarkClientException(ClientPtr client)
{
client->noClientException = -1;
}
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