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xserver/dix/swaprep.c

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/************************************************************
Copyright 1987, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
All Rights Reserved
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of Digital not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.
********************************************************/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <X11/X.h>
#define NEED_REPLIES
#define NEED_EVENTS
#include <X11/Xproto.h>
#include "misc.h"
#include "dixstruct.h"
#include <X11/fonts/fontstruct.h>
#include "scrnintstr.h"
#include "swaprep.h"
#include "globals.h"
static void SwapFontInfo(xQueryFontReply *pr);
static void SwapCharInfo(xCharInfo *pInfo);
static void SwapFont(xQueryFontReply *pr, Bool hasGlyphs);
/**
* Thanks to Jack Palevich for testing and subsequently rewriting all this
*
* \param size size in bytes
*/
_X_EXPORT void
Swap32Write(ClientPtr pClient, int size, CARD32 *pbuf)
{
int i;
char n;
size >>= 2;
for(i = 0; i < size; i++)
/* brackets are mandatory here, because "swapl" macro expands
to several statements */
{
swapl(&pbuf[i], n);
}
(void)WriteToClient(pClient, size << 2, (char *) pbuf);
}
/**
*
* \param size size in bytes
*/
_X_EXPORT void
CopySwap32Write(ClientPtr pClient, int size, CARD32 *pbuf)
{
int bufsize = size;
CARD32 *pbufT;
CARD32 *from, *to, *fromLast, *toLast;
CARD32 tmpbuf[1];
/* Allocate as big a buffer as we can... */
while (!(pbufT = (CARD32 *) xalloc(bufsize)))
{
bufsize >>= 1;
if (bufsize == 4)
{
pbufT = tmpbuf;
break;
}
}
/* convert lengths from # of bytes to # of longs */
size >>= 2;
bufsize >>= 2;
from = pbuf;
fromLast = from + size;
while (from < fromLast) {
int nbytes;
to = pbufT;
toLast = to + min (bufsize, fromLast - from);
nbytes = (toLast - to) << 2;
while (to < toLast) {
/* can't write "cpswapl(*from++, *to++)" because cpswapl is a macro
that evaulates its args more than once */
cpswapl(*from, *to);
from++;
to++;
}
(void)WriteToClient (pClient, nbytes, (char *) pbufT);
}
if (pbufT != tmpbuf)
xfree ((char *) pbufT);
}
/**
*
* \param size size in bytes
*/
_X_EXPORT void
CopySwap16Write(ClientPtr pClient, int size, short *pbuf)
{
int bufsize = size;
short *pbufT;
short *from, *to, *fromLast, *toLast;
short tmpbuf[2];
/* Allocate as big a buffer as we can... */
while (!(pbufT = (short *) xalloc(bufsize)))
{
bufsize >>= 1;
if (bufsize == 4)
{
pbufT = tmpbuf;
break;
}
}
/* convert lengths from # of bytes to # of shorts */
size >>= 1;
bufsize >>= 1;
from = pbuf;
fromLast = from + size;
while (from < fromLast) {
int nbytes;
to = pbufT;
toLast = to + min (bufsize, fromLast - from);
nbytes = (toLast - to) << 1;
while (to < toLast) {
/* can't write "cpswaps(*from++, *to++)" because cpswaps is a macro
that evaulates its args more than once */
cpswaps(*from, *to);
from++;
to++;
}
(void)WriteToClient (pClient, nbytes, (char *) pbufT);
}
if (pbufT != tmpbuf)
xfree ((char *) pbufT);
}
/* Extra-small reply */
_X_EXPORT void
SGenericReply(ClientPtr pClient, int size, xGenericReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
/* Extra-large reply */
_X_EXPORT void
SGetWindowAttributesReply(ClientPtr pClient, int size,
xGetWindowAttributesReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swapl(&pRep->visualID, n);
swaps(&pRep->class, n);
swapl(&pRep->backingBitPlanes, n);
swapl(&pRep->backingPixel, n);
swapl(&pRep->colormap, n);
swapl(&pRep->allEventMasks, n);
swapl(&pRep->yourEventMask, n);
swaps(&pRep->doNotPropagateMask, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetGeometryReply(ClientPtr pClient, int size, xGetGeometryReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->root, n);
swaps(&pRep->x, n);
swaps(&pRep->y, n);
swaps(&pRep->width, n);
swaps(&pRep->height, n);
swaps(&pRep->borderWidth, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SQueryTreeReply(ClientPtr pClient, int size, xQueryTreeReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swapl(&pRep->root, n);
swapl(&pRep->parent, n);
swaps(&pRep->nChildren, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SInternAtomReply(ClientPtr pClient, int size, xInternAtomReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->atom, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetAtomNameReply(ClientPtr pClient, int size, xGetAtomNameReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nameLength, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetPropertyReply(ClientPtr pClient, int size, xGetPropertyReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swapl(&pRep->propertyType, n);
swapl(&pRep->bytesAfter, n);
swapl(&pRep->nItems, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SListPropertiesReply(ClientPtr pClient, int size, xListPropertiesReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nProperties, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetSelectionOwnerReply(ClientPtr pClient, int size,
xGetSelectionOwnerReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->owner, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SQueryPointerReply(ClientPtr pClient, int size, xQueryPointerReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->root, n);
swapl(&pRep->child, n);
swaps(&pRep->rootX, n);
swaps(&pRep->rootY, n);
swaps(&pRep->winX, n);
swaps(&pRep->winY, n);
swaps(&pRep->mask, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
static void
SwapTimecoord(xTimecoord* pCoord)
{
char n;
swapl(&pCoord->time, n);
swaps(&pCoord->x, n);
swaps(&pCoord->y, n);
}
_X_EXPORT void
SwapTimeCoordWrite(ClientPtr pClient, int size, xTimecoord *pRep)
{
int i, n;
xTimecoord *pRepT;
n = size / sizeof(xTimecoord);
pRepT = pRep;
for(i = 0; i < n; i++)
{
SwapTimecoord(pRepT);
pRepT++;
}
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetMotionEventsReply(ClientPtr pClient, int size, xGetMotionEventsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swapl(&pRep->nEvents, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
STranslateCoordsReply(ClientPtr pClient, int size, xTranslateCoordsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->child, n);
swaps(&pRep->dstX, n);
swaps(&pRep->dstY, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetInputFocusReply(ClientPtr pClient, int size, xGetInputFocusReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->focus, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
/* extra long reply */
_X_EXPORT void
SQueryKeymapReply(ClientPtr pClient, int size, xQueryKeymapReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
static void
SwapCharInfo(xCharInfo *pInfo)
{
char n;
swaps(&pInfo->leftSideBearing, n);
swaps(&pInfo->rightSideBearing, n);
swaps(&pInfo->characterWidth, n);
swaps(&pInfo->ascent, n);
swaps(&pInfo->descent, n);
swaps(&pInfo->attributes, n);
}
static void
SwapFontInfo(xQueryFontReply *pr)
{
char n;
swaps(&pr->minCharOrByte2, n);
swaps(&pr->maxCharOrByte2, n);
swaps(&pr->defaultChar, n);
swaps(&pr->nFontProps, n);
swaps(&pr->fontAscent, n);
swaps(&pr->fontDescent, n);
SwapCharInfo( &pr->minBounds);
SwapCharInfo( &pr->maxBounds);
swapl(&pr->nCharInfos, n);
}
static void
SwapFont(xQueryFontReply *pr, Bool hasGlyphs)
{
unsigned i;
xCharInfo * pxci;
unsigned nchars, nprops;
char *pby;
char n;
swaps(&pr->sequenceNumber, n);
swapl(&pr->length, n);
nchars = pr->nCharInfos;
nprops = pr->nFontProps;
SwapFontInfo(pr);
pby = (char *) &pr[1];
/* Font properties are an atom and either an int32 or a CARD32, so
* they are always 2 4 byte values */
for(i = 0; i < nprops; i++)
{
swapl(pby, n);
pby += 4;
swapl(pby, n);
pby += 4;
}
if (hasGlyphs)
{
pxci = (xCharInfo *)pby;
for(i = 0; i< nchars; i++, pxci++)
SwapCharInfo(pxci);
}
}
_X_EXPORT void
SQueryFontReply(ClientPtr pClient, int size, xQueryFontReply *pRep)
{
SwapFont(pRep, TRUE);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SQueryTextExtentsReply(ClientPtr pClient, int size, xQueryTextExtentsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swaps(&pRep->fontAscent, n);
swaps(&pRep->fontDescent, n);
swaps(&pRep->overallAscent, n);
swaps(&pRep->overallDescent, n);
swapl(&pRep->overallWidth, n);
swapl(&pRep->overallLeft, n);
swapl(&pRep->overallRight, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SListFontsReply(ClientPtr pClient, int size, xListFontsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nFonts, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SListFontsWithInfoReply(ClientPtr pClient, int size,
xListFontsWithInfoReply *pRep)
{
SwapFont((xQueryFontReply *)pRep, FALSE);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetFontPathReply(ClientPtr pClient, int size, xGetFontPathReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nPaths, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetImageReply(ClientPtr pClient, int size, xGetImageReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swapl(&pRep->visual, n);
(void)WriteToClient(pClient, size, (char *) pRep);
/* Fortunately, image doesn't need swapping */
}
_X_EXPORT void
SListInstalledColormapsReply(ClientPtr pClient, int size,
xListInstalledColormapsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nColormaps, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SAllocColorReply(pClient, size, pRep)
ClientPtr pClient;
int size;
xAllocColorReply *pRep;
{
char n;
swaps(&pRep->sequenceNumber, n);
swaps(&pRep->red, n);
swaps(&pRep->green, n);
swaps(&pRep->blue, n);
swapl(&pRep->pixel, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SAllocNamedColorReply(ClientPtr pClient, int size, xAllocNamedColorReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->pixel, n);
swaps(&pRep->exactRed, n);
swaps(&pRep->exactGreen, n);
swaps(&pRep->exactBlue, n);
swaps(&pRep->screenRed, n);
swaps(&pRep->screenGreen, n);
swaps(&pRep->screenBlue, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SAllocColorCellsReply(ClientPtr pClient, int size, xAllocColorCellsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nPixels, n);
swaps(&pRep->nMasks, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SAllocColorPlanesReply(ClientPtr pClient, int size, xAllocColorPlanesReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nPixels, n);
swapl(&pRep->redMask, n);
swapl(&pRep->greenMask, n);
swapl(&pRep->blueMask, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
static void
SwapRGB(xrgb *prgb)
{
char n;
swaps(&prgb->red, n);
swaps(&prgb->green, n);
swaps(&prgb->blue, n);
}
_X_EXPORT void
SQColorsExtend(ClientPtr pClient, int size, xrgb *prgb)
{
int i, n;
xrgb *prgbT;
n = size / sizeof(xrgb);
prgbT = prgb;
for(i = 0; i < n; i++)
{
SwapRGB(prgbT);
prgbT++;
}
(void)WriteToClient(pClient, size, (char *) prgb);
}
_X_EXPORT void
SQueryColorsReply(ClientPtr pClient, int size, xQueryColorsReply* pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nColors, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SLookupColorReply(ClientPtr pClient, int size, xLookupColorReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swaps(&pRep->exactRed, n);
swaps(&pRep->exactGreen, n);
swaps(&pRep->exactBlue, n);
swaps(&pRep->screenRed, n);
swaps(&pRep->screenGreen, n);
swaps(&pRep->screenBlue, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SQueryBestSizeReply(ClientPtr pClient, int size, xQueryBestSizeReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swaps(&pRep->width, n);
swaps(&pRep->height, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SListExtensionsReply(ClientPtr pClient, int size, xListExtensionsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetKeyboardMappingReply(ClientPtr pClient, int size,
xGetKeyboardMappingReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetPointerMappingReply(ClientPtr pClient, int size,
xGetPointerMappingReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetModifierMappingReply(ClientPtr pClient, int size,
xGetModifierMappingReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetKeyboardControlReply(ClientPtr pClient, int size, xGetKeyboardControlReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swapl(&pRep->ledMask, n);
swaps(&pRep->bellPitch, n);
swaps(&pRep->bellDuration, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetPointerControlReply(ClientPtr pClient, int size, xGetPointerControlReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swaps(&pRep->accelNumerator, n);
swaps(&pRep->accelDenominator, n);
swaps(&pRep->threshold, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SGetScreenSaverReply(ClientPtr pClient, int size, xGetScreenSaverReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swaps(&pRep->timeout, n);
swaps(&pRep->interval, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SLHostsExtend(ClientPtr pClient, int size, char *buf)
{
char *bufT = buf;
char *endbuf = buf + size;
while (bufT < endbuf) {
xHostEntry *host = (xHostEntry *) bufT;
int len = host->length;
char n;
swaps (&host->length, n);
bufT += sizeof (xHostEntry) + (((len + 3) >> 2) << 2);
}
(void)WriteToClient (pClient, size, buf);
}
_X_EXPORT void
SListHostsReply(ClientPtr pClient, int size, xListHostsReply *pRep)
{
char n;
swaps(&pRep->sequenceNumber, n);
swapl(&pRep->length, n);
swaps(&pRep->nHosts, n);
(void)WriteToClient(pClient, size, (char *) pRep);
}
_X_EXPORT void
SErrorEvent(xError *from, xError *to)
{
to->type = X_Error;
to->errorCode = from->errorCode;
cpswaps(from->sequenceNumber, to->sequenceNumber);
cpswapl(from->resourceID, to->resourceID);
cpswaps(from->minorCode, to->minorCode);
to->majorCode = from->majorCode;
}
_X_EXPORT void
SKeyButtonPtrEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
to->u.u.detail = from->u.u.detail;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.keyButtonPointer.time,
to->u.keyButtonPointer.time);
cpswapl(from->u.keyButtonPointer.root,
to->u.keyButtonPointer.root);
cpswapl(from->u.keyButtonPointer.event,
to->u.keyButtonPointer.event);
cpswapl(from->u.keyButtonPointer.child,
to->u.keyButtonPointer.child);
cpswaps(from->u.keyButtonPointer.rootX,
to->u.keyButtonPointer.rootX);
cpswaps(from->u.keyButtonPointer.rootY,
to->u.keyButtonPointer.rootY);
cpswaps(from->u.keyButtonPointer.eventX,
to->u.keyButtonPointer.eventX);
cpswaps(from->u.keyButtonPointer.eventY,
to->u.keyButtonPointer.eventY);
cpswaps(from->u.keyButtonPointer.state,
to->u.keyButtonPointer.state);
to->u.keyButtonPointer.sameScreen =
from->u.keyButtonPointer.sameScreen;
}
_X_EXPORT void
SEnterLeaveEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
to->u.u.detail = from->u.u.detail;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.enterLeave.time, to->u.enterLeave.time);
cpswapl(from->u.enterLeave.root, to->u.enterLeave.root);
cpswapl(from->u.enterLeave.event, to->u.enterLeave.event);
cpswapl(from->u.enterLeave.child, to->u.enterLeave.child);
cpswaps(from->u.enterLeave.rootX, to->u.enterLeave.rootX);
cpswaps(from->u.enterLeave.rootY, to->u.enterLeave.rootY);
cpswaps(from->u.enterLeave.eventX, to->u.enterLeave.eventX);
cpswaps(from->u.enterLeave.eventY, to->u.enterLeave.eventY);
cpswaps(from->u.enterLeave.state, to->u.enterLeave.state);
to->u.enterLeave.mode = from->u.enterLeave.mode;
to->u.enterLeave.flags = from->u.enterLeave.flags;
}
_X_EXPORT void
SFocusEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
to->u.u.detail = from->u.u.detail;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.focus.window, to->u.focus.window);
to->u.focus.mode = from->u.focus.mode;
}
_X_EXPORT void
SExposeEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.expose.window, to->u.expose.window);
cpswaps(from->u.expose.x, to->u.expose.x);
cpswaps(from->u.expose.y, to->u.expose.y);
cpswaps(from->u.expose.width, to->u.expose.width);
cpswaps(from->u.expose.height, to->u.expose.height);
cpswaps(from->u.expose.count, to->u.expose.count);
}
_X_EXPORT void
SGraphicsExposureEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.graphicsExposure.drawable,
to->u.graphicsExposure.drawable);
cpswaps(from->u.graphicsExposure.x,
to->u.graphicsExposure.x);
cpswaps(from->u.graphicsExposure.y,
to->u.graphicsExposure.y);
cpswaps(from->u.graphicsExposure.width,
to->u.graphicsExposure.width);
cpswaps(from->u.graphicsExposure.height,
to->u.graphicsExposure.height);
cpswaps(from->u.graphicsExposure.minorEvent,
to->u.graphicsExposure.minorEvent);
cpswaps(from->u.graphicsExposure.count,
to->u.graphicsExposure.count);
to->u.graphicsExposure.majorEvent =
from->u.graphicsExposure.majorEvent;
}
_X_EXPORT void
SNoExposureEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.noExposure.drawable, to->u.noExposure.drawable);
cpswaps(from->u.noExposure.minorEvent, to->u.noExposure.minorEvent);
to->u.noExposure.majorEvent = from->u.noExposure.majorEvent;
}
_X_EXPORT void
SVisibilityEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.visibility.window, to->u.visibility.window);
to->u.visibility.state = from->u.visibility.state;
}
_X_EXPORT void
SCreateNotifyEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.createNotify.window, to->u.createNotify.window);
cpswapl(from->u.createNotify.parent, to->u.createNotify.parent);
cpswaps(from->u.createNotify.x, to->u.createNotify.x);
cpswaps(from->u.createNotify.y, to->u.createNotify.y);
cpswaps(from->u.createNotify.width, to->u.createNotify.width);
cpswaps(from->u.createNotify.height, to->u.createNotify.height);
cpswaps(from->u.createNotify.borderWidth,
to->u.createNotify.borderWidth);
to->u.createNotify.override = from->u.createNotify.override;
}
_X_EXPORT void
SDestroyNotifyEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.destroyNotify.event, to->u.destroyNotify.event);
cpswapl(from->u.destroyNotify.window, to->u.destroyNotify.window);
}
_X_EXPORT void
SUnmapNotifyEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.unmapNotify.event, to->u.unmapNotify.event);
cpswapl(from->u.unmapNotify.window, to->u.unmapNotify.window);
to->u.unmapNotify.fromConfigure = from->u.unmapNotify.fromConfigure;
}
_X_EXPORT void
SMapNotifyEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.mapNotify.event, to->u.mapNotify.event);
cpswapl(from->u.mapNotify.window, to->u.mapNotify.window);
to->u.mapNotify.override = from->u.mapNotify.override;
}
_X_EXPORT void
SMapRequestEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.mapRequest.parent, to->u.mapRequest.parent);
cpswapl(from->u.mapRequest.window, to->u.mapRequest.window);
}
_X_EXPORT void
SReparentEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.reparent.event, to->u.reparent.event);
cpswapl(from->u.reparent.window, to->u.reparent.window);
cpswapl(from->u.reparent.parent, to->u.reparent.parent);
cpswaps(from->u.reparent.x, to->u.reparent.x);
cpswaps(from->u.reparent.y, to->u.reparent.y);
to->u.reparent.override = from->u.reparent.override;
}
_X_EXPORT void
SConfigureNotifyEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.configureNotify.event,
to->u.configureNotify.event);
cpswapl(from->u.configureNotify.window,
to->u.configureNotify.window);
cpswapl(from->u.configureNotify.aboveSibling,
to->u.configureNotify.aboveSibling);
cpswaps(from->u.configureNotify.x, to->u.configureNotify.x);
cpswaps(from->u.configureNotify.y, to->u.configureNotify.y);
cpswaps(from->u.configureNotify.width, to->u.configureNotify.width);
cpswaps(from->u.configureNotify.height,
to->u.configureNotify.height);
cpswaps(from->u.configureNotify.borderWidth,
to->u.configureNotify.borderWidth);
to->u.configureNotify.override = from->u.configureNotify.override;
}
_X_EXPORT void
SConfigureRequestEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
to->u.u.detail = from->u.u.detail; /* actually stack-mode */
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.configureRequest.parent,
to->u.configureRequest.parent);
cpswapl(from->u.configureRequest.window,
to->u.configureRequest.window);
cpswapl(from->u.configureRequest.sibling,
to->u.configureRequest.sibling);
cpswaps(from->u.configureRequest.x, to->u.configureRequest.x);
cpswaps(from->u.configureRequest.y, to->u.configureRequest.y);
cpswaps(from->u.configureRequest.width,
to->u.configureRequest.width);
cpswaps(from->u.configureRequest.height,
to->u.configureRequest.height);
cpswaps(from->u.configureRequest.borderWidth,
to->u.configureRequest.borderWidth);
cpswaps(from->u.configureRequest.valueMask,
to->u.configureRequest.valueMask);
}
_X_EXPORT void
SGravityEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.gravity.event, to->u.gravity.event);
cpswapl(from->u.gravity.window, to->u.gravity.window);
cpswaps(from->u.gravity.x, to->u.gravity.x);
cpswaps(from->u.gravity.y, to->u.gravity.y);
}
_X_EXPORT void
SResizeRequestEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.resizeRequest.window, to->u.resizeRequest.window);
cpswaps(from->u.resizeRequest.width, to->u.resizeRequest.width);
cpswaps(from->u.resizeRequest.height, to->u.resizeRequest.height);
}
_X_EXPORT void
SCirculateEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
to->u.u.detail = from->u.u.detail;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.circulate.event, to->u.circulate.event);
cpswapl(from->u.circulate.window, to->u.circulate.window);
cpswapl(from->u.circulate.parent, to->u.circulate.parent);
to->u.circulate.place = from->u.circulate.place;
}
_X_EXPORT void
SPropertyEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.property.window, to->u.property.window);
cpswapl(from->u.property.atom, to->u.property.atom);
cpswapl(from->u.property.time, to->u.property.time);
to->u.property.state = from->u.property.state;
}
_X_EXPORT void
SSelectionClearEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.selectionClear.time, to->u.selectionClear.time);
cpswapl(from->u.selectionClear.window, to->u.selectionClear.window);
cpswapl(from->u.selectionClear.atom, to->u.selectionClear.atom);
}
_X_EXPORT void
SSelectionRequestEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.selectionRequest.time, to->u.selectionRequest.time);
cpswapl(from->u.selectionRequest.owner,
to->u.selectionRequest.owner);
cpswapl(from->u.selectionRequest.requestor,
to->u.selectionRequest.requestor);
cpswapl(from->u.selectionRequest.selection,
to->u.selectionRequest.selection);
cpswapl(from->u.selectionRequest.target,
to->u.selectionRequest.target);
cpswapl(from->u.selectionRequest.property,
to->u.selectionRequest.property);
}
_X_EXPORT void
SSelectionNotifyEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.selectionNotify.time, to->u.selectionNotify.time);
cpswapl(from->u.selectionNotify.requestor,
to->u.selectionNotify.requestor);
cpswapl(from->u.selectionNotify.selection,
to->u.selectionNotify.selection);
cpswapl(from->u.selectionNotify.target,
to->u.selectionNotify.target);
cpswapl(from->u.selectionNotify.property,
to->u.selectionNotify.property);
}
_X_EXPORT void
SColormapEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.colormap.window, to->u.colormap.window);
cpswapl(from->u.colormap.colormap, to->u.colormap.colormap);
to->u.colormap.new = from->u.colormap.new;
to->u.colormap.state = from->u.colormap.state;
}
_X_EXPORT void
SMappingEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
to->u.mappingNotify.request = from->u.mappingNotify.request;
to->u.mappingNotify.firstKeyCode =
from->u.mappingNotify.firstKeyCode;
to->u.mappingNotify.count = from->u.mappingNotify.count;
}
_X_EXPORT void
SClientMessageEvent(xEvent *from, xEvent *to)
{
to->u.u.type = from->u.u.type;
to->u.u.detail = from->u.u.detail; /* actually format */
cpswaps(from->u.u.sequenceNumber, to->u.u.sequenceNumber);
cpswapl(from->u.clientMessage.window, to->u.clientMessage.window);
cpswapl(from->u.clientMessage.u.l.type,
to->u.clientMessage.u.l.type);
switch (from->u.u.detail) {
case 8:
memmove(to->u.clientMessage.u.b.bytes,
from->u.clientMessage.u.b.bytes,20);
break;
case 16:
cpswaps(from->u.clientMessage.u.s.shorts0,
to->u.clientMessage.u.s.shorts0);
cpswaps(from->u.clientMessage.u.s.shorts1,
to->u.clientMessage.u.s.shorts1);
cpswaps(from->u.clientMessage.u.s.shorts2,
to->u.clientMessage.u.s.shorts2);
cpswaps(from->u.clientMessage.u.s.shorts3,
to->u.clientMessage.u.s.shorts3);
cpswaps(from->u.clientMessage.u.s.shorts4,
to->u.clientMessage.u.s.shorts4);
cpswaps(from->u.clientMessage.u.s.shorts5,
to->u.clientMessage.u.s.shorts5);
cpswaps(from->u.clientMessage.u.s.shorts6,
to->u.clientMessage.u.s.shorts6);
cpswaps(from->u.clientMessage.u.s.shorts7,
to->u.clientMessage.u.s.shorts7);
cpswaps(from->u.clientMessage.u.s.shorts8,
to->u.clientMessage.u.s.shorts8);
cpswaps(from->u.clientMessage.u.s.shorts9,
to->u.clientMessage.u.s.shorts9);
break;
case 32:
cpswapl(from->u.clientMessage.u.l.longs0,
to->u.clientMessage.u.l.longs0);
cpswapl(from->u.clientMessage.u.l.longs1,
to->u.clientMessage.u.l.longs1);
cpswapl(from->u.clientMessage.u.l.longs2,
to->u.clientMessage.u.l.longs2);
cpswapl(from->u.clientMessage.u.l.longs3,
to->u.clientMessage.u.l.longs3);
cpswapl(from->u.clientMessage.u.l.longs4,
to->u.clientMessage.u.l.longs4);
break;
}
}
_X_EXPORT void
SKeymapNotifyEvent(xEvent *from, xEvent *to)
{
/* Keymap notify events are special; they have no
sequence number field, and contain entirely 8-bit data */
*to = *from;
}
static void
SwapConnSetup(xConnSetup *pConnSetup, xConnSetup *pConnSetupT)
{
cpswapl(pConnSetup->release, pConnSetupT->release);
cpswapl(pConnSetup->ridBase, pConnSetupT->ridBase);
cpswapl(pConnSetup->ridMask, pConnSetupT->ridMask);
cpswapl(pConnSetup->motionBufferSize, pConnSetupT->motionBufferSize);
cpswaps(pConnSetup->nbytesVendor, pConnSetupT->nbytesVendor);
cpswaps(pConnSetup->maxRequestSize, pConnSetupT->maxRequestSize);
pConnSetupT->minKeyCode = pConnSetup->minKeyCode;
pConnSetupT->maxKeyCode = pConnSetup->maxKeyCode;
pConnSetupT->numRoots = pConnSetup->numRoots;
pConnSetupT->numFormats = pConnSetup->numFormats;
pConnSetupT->imageByteOrder = pConnSetup->imageByteOrder;
pConnSetupT->bitmapBitOrder = pConnSetup->bitmapBitOrder;
pConnSetupT->bitmapScanlineUnit = pConnSetup->bitmapScanlineUnit;
pConnSetupT->bitmapScanlinePad = pConnSetup->bitmapScanlinePad;
}
static void
SwapWinRoot(xWindowRoot *pRoot, xWindowRoot *pRootT)
{
cpswapl(pRoot->windowId, pRootT->windowId);
cpswapl(pRoot->defaultColormap, pRootT->defaultColormap);
cpswapl(pRoot->whitePixel, pRootT->whitePixel);
cpswapl(pRoot->blackPixel, pRootT->blackPixel);
cpswapl(pRoot->currentInputMask, pRootT->currentInputMask);
cpswaps(pRoot->pixWidth, pRootT->pixWidth);
cpswaps(pRoot->pixHeight, pRootT->pixHeight);
cpswaps(pRoot->mmWidth, pRootT->mmWidth);
cpswaps(pRoot->mmHeight, pRootT->mmHeight);
cpswaps(pRoot->minInstalledMaps, pRootT->minInstalledMaps);
cpswaps(pRoot->maxInstalledMaps, pRootT->maxInstalledMaps);
cpswapl(pRoot->rootVisualID, pRootT->rootVisualID);
pRootT->backingStore = pRoot->backingStore;
pRootT->saveUnders = pRoot->saveUnders;
pRootT->rootDepth = pRoot->rootDepth;
pRootT->nDepths = pRoot->nDepths;
}
static void
SwapVisual(xVisualType *pVis, xVisualType *pVisT)
{
cpswapl(pVis->visualID, pVisT->visualID);
pVisT->class = pVis->class;
pVisT->bitsPerRGB = pVis->bitsPerRGB;
cpswaps(pVis->colormapEntries, pVisT->colormapEntries);
cpswapl(pVis->redMask, pVisT->redMask);
cpswapl(pVis->greenMask, pVisT->greenMask);
cpswapl(pVis->blueMask, pVisT->blueMask);
}
_X_EXPORT void
SwapConnSetupInfo(
char *pInfo,
char *pInfoT
)
{
int i, j, k;
xConnSetup *pConnSetup = (xConnSetup *)pInfo;
xDepth *depth;
xWindowRoot *root;
SwapConnSetup(pConnSetup, (xConnSetup *)pInfoT);
pInfo += sizeof(xConnSetup);
pInfoT += sizeof(xConnSetup);
/* Copy the vendor string */
i = (pConnSetup->nbytesVendor + 3) & ~3;
memcpy(pInfoT, pInfo, i);
pInfo += i;
pInfoT += i;
/* The Pixmap formats don't need to be swapped, just copied. */
i = sizeof(xPixmapFormat) * pConnSetup->numFormats;
memcpy(pInfoT, pInfo, i);
pInfo += i;
pInfoT += i;
for(i = 0; i < pConnSetup->numRoots; i++)
{
root = (xWindowRoot*)pInfo;
SwapWinRoot(root, (xWindowRoot *)pInfoT);
pInfo += sizeof(xWindowRoot);
pInfoT += sizeof(xWindowRoot);
for(j = 0; j < root->nDepths; j++)
{
depth = (xDepth*)pInfo;
((xDepth *)pInfoT)->depth = depth->depth;
cpswaps(depth->nVisuals, ((xDepth *)pInfoT)->nVisuals);
pInfo += sizeof(xDepth);
pInfoT += sizeof(xDepth);
for(k = 0; k < depth->nVisuals; k++)
{
SwapVisual((xVisualType *)pInfo, (xVisualType *)pInfoT);
pInfo += sizeof(xVisualType);
pInfoT += sizeof(xVisualType);
}
}
}
}
_X_EXPORT void
WriteSConnectionInfo(ClientPtr pClient, unsigned long size, char *pInfo)
{
char *pInfoTBase;
pInfoTBase = (char *) xalloc(size);
if (!pInfoTBase)
{
pClient->noClientException = -1;
return;
}
SwapConnSetupInfo(pInfo, pInfoTBase);
(void)WriteToClient(pClient, (int)size, (char *) pInfoTBase);
xfree(pInfoTBase);
}
_X_EXPORT void
SwapConnSetupPrefix(xConnSetupPrefix *pcspFrom, xConnSetupPrefix *pcspTo)
{
pcspTo->success = pcspFrom->success;
pcspTo->lengthReason = pcspFrom->lengthReason;
cpswaps(pcspFrom->majorVersion, pcspTo->majorVersion);
cpswaps(pcspFrom->minorVersion, pcspTo->minorVersion);
cpswaps(pcspFrom->length, pcspTo->length);
}
_X_EXPORT void
WriteSConnSetupPrefix(ClientPtr pClient, xConnSetupPrefix *pcsp)
{
xConnSetupPrefix cspT;
SwapConnSetupPrefix(pcsp, &cspT);
(void)WriteToClient(pClient, sizeof(cspT), (char *) &cspT);
}
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