508 lines
14 KiB
C
508 lines
14 KiB
C
/* $Xorg: swaprep.c,v 1.4 2001/02/09 02:05:43 xorgcvs Exp $ */
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/*
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* font server reply swapping
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*/
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/*
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Copyright 1990, 1991, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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* Copyright 1990, 1991 Network Computing Devices;
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* Portions Copyright 1987 by Digital Equipment Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the names of Network Computing Devices, or Digital
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* not be used in advertising or publicity pertaining to distribution
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* of the software without specific, written prior permission.
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*
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* NETWORK COMPUTING DEVICES, AND DIGITAL DISCLAIM ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES,
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* OR DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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* THIS SOFTWARE.
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*/
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/* $XFree86: xc/programs/xfs/difs/swaprep.c,v 1.4 2001/01/17 23:45:29 dawes Exp $ */
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#include <swaprep.h>
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#include <swapreq.h>
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#include <X11/fonts/FSproto.h>
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#include "clientstr.h"
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static void SwapConnSetupAccept(fsConnSetupAccept *pConnSetup, fsConnSetupAccept *pConnSetupT);
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void
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Swap32Write(
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ClientPtr client,
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int size,
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long *pbuf)
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{
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int n,
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i;
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size >>= 2;
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for (i = 0; i < size; i++) {
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swapl(&pbuf[i], n);
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}
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(void) WriteToClient(client, size << 2, (char *) pbuf);
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}
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void
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Swap16Write(
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ClientPtr client,
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int size,
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short *pbuf)
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{
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int n,
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i;
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size >>= 1;
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for (i = 0; i < size; i++) {
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swaps(&pbuf[i], n);
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}
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(void) WriteToClient(client, size << 1, (char *) pbuf);
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}
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void
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CopySwap32Write(
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ClientPtr client,
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int size,
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long *pbuf)
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{
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int bufsize = size;
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long *pbufT;
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long *from,
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*to,
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*fromLast,
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*toLast;
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long tmpbuf[1];
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while (!(pbufT = (long *) ALLOCATE_LOCAL(bufsize))) {
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bufsize >>= 1;
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if (bufsize == 4) {
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pbufT = tmpbuf;
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break;
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}
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}
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/* convert lengths from # of bytes to # of longs */
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size >>= 2;
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bufsize >>= 2;
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from = pbuf;
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fromLast = from + size;
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while (from < fromLast) {
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int nbytes;
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to = pbufT;
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toLast = to + min(bufsize, fromLast - from);
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nbytes = (toLast - to) << 2;
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while (to < toLast) {
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/*
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* can't write "cpswapl(*from++, *to++)" because cpswapl is a
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* macro that evaulates its args more than once
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*/
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cpswapl(*from, *to);
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from++;
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to++;
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}
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(void) WriteToClient(client, nbytes, (char *) pbufT);
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}
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if (pbufT != tmpbuf)
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DEALLOCATE_LOCAL((char *) pbufT);
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}
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void
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CopySwap16Write(
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ClientPtr client,
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int size,
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short *pbuf)
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{
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int bufsize = size;
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short *pbufT;
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register short *from,
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*to,
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*fromLast,
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*toLast;
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short tmpbuf[2];
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/* Allocate as big a buffer as we can... */
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while (!(pbufT = (short *) ALLOCATE_LOCAL(bufsize))) {
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bufsize >>= 1;
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if (bufsize == 4) {
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pbufT = tmpbuf;
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break;
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}
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}
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/* convert lengths from # of bytes to # of shorts */
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size >>= 1;
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bufsize >>= 1;
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from = pbuf;
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fromLast = from + size;
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while (from < fromLast) {
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int nbytes;
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to = pbufT;
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toLast = to + min(bufsize, fromLast - from);
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nbytes = (toLast - to) << 1;
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while (to < toLast) {
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/*
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* can't write "cpswaps(*from++, *to++)" because cpswaps is a
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* macro that evaulates its args more than once
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*/
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cpswaps(*from, *to);
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from++;
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to++;
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}
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(void) WriteToClient(client, nbytes, (char *) pbufT);
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}
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if (pbufT != tmpbuf)
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DEALLOCATE_LOCAL((char *) pbufT);
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}
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#undef pRep
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#define pRep ((fsGenericReply *)data)
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void
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SGenericReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsListExtensionsReply *)data)
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void
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SListExtensionsReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsQueryExtensionReply *)data)
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void
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SQueryExtensionReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->major_version = lswaps(pRep->major_version);
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pRep->minor_version = lswaps(pRep->minor_version);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsListCataloguesReply *)data)
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void
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SListCataloguesReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->num_replies = lswapl(pRep->num_replies);
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pRep->num_catalogues = lswapl(pRep->num_catalogues);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsCreateACReply *)data)
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void
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SCreateACReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->status = lswaps(pRep->status);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsGetEventMaskReply *)data)
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void
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SGetEventMaskReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->event_mask = lswapl(pRep->event_mask);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsGetResolutionReply *)data)
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void
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SGetResolutionReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsListFontsReply *)data)
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void
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SListFontsReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->following = lswapl(pRep->following);
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pRep->nFonts = lswapl(pRep->nFonts);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#define SwapXFontInfoHeader(reply) \
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reply->font_header_flags = lswapl(reply->font_header_flags); \
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\
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reply->font_header_min_bounds_left = lswaps(reply->font_header_min_bounds_left); \
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reply->font_header_min_bounds_right = lswaps(reply->font_header_min_bounds_right); \
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reply->font_header_min_bounds_width = lswaps(reply->font_header_min_bounds_width); \
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reply->font_header_min_bounds_ascent = lswaps(reply->font_header_min_bounds_ascent); \
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reply->font_header_min_bounds_descent = lswaps(reply->font_header_min_bounds_descent); \
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reply->font_header_min_bounds_attributes = lswaps(reply->font_header_min_bounds_attributes); \
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\
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reply->font_header_max_bounds_left = lswaps(reply->font_header_max_bounds_left); \
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reply->font_header_max_bounds_right = lswaps(reply->font_header_max_bounds_right); \
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reply->font_header_max_bounds_width = lswaps(reply->font_header_max_bounds_width); \
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reply->font_header_max_bounds_ascent = lswaps(reply->font_header_max_bounds_ascent); \
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reply->font_header_max_bounds_descent = lswaps(reply->font_header_max_bounds_descent); \
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reply->font_header_max_bounds_attributes = lswaps(reply->font_header_max_bounds_attributes); \
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\
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reply->font_header_font_ascent = lswaps(reply->font_header_font_ascent); \
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reply->font_header_font_descent = lswaps(reply->font_header_font_descent)
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#undef pRep
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#define pRep ((fsListFontsWithXInfoReply *)data)
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void
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SListFontsWithXInfoReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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if (size > SIZEOF(fsGenericReply)) { /* not last in series? */
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pRep->nReplies = lswapl(pRep->nReplies);
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SwapXFontInfoHeader(pRep);
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}
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsOpenBitmapFontReply *)data)
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void
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SOpenBitmapFontReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->otherid = lswapl(pRep->otherid);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsQueryXInfoReply *)data)
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void
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SQueryXInfoReply(
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ClientPtr client,
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int size,
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void * data)
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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SwapXFontInfoHeader(pRep);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsQueryXExtents8Reply *)data)
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void
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SQueryXExtentsReply(
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ClientPtr client,
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int size,
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void * data) /* QueryXExtents16Reply is the same */
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->num_extents = lswapl(pRep->num_extents);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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#undef pRep
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#define pRep ((fsQueryXBitmaps8Reply *)data)
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void
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SQueryXBitmapsReply(
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ClientPtr client,
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int size,
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void * data) /* QueryXBitmaps16Reply is the same */
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{
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pRep->sequenceNumber = lswaps(pRep->sequenceNumber);
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pRep->length = lswapl(pRep->length);
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pRep->replies_hint = lswapl(pRep->replies_hint);
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pRep->num_chars = lswapl(pRep->num_chars);
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pRep->nbytes = lswapl(pRep->nbytes);
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(void) WriteToClient(client, size, (char *) pRep);
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}
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void
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SErrorEvent(fsError *error, fsError *perror)
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{
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*perror = *error;
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perror->sequenceNumber = lswaps(perror->sequenceNumber);
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perror->length = lswapl(perror->length);
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perror->timestamp = lswapl(perror->timestamp);
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}
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void
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WriteSConnectionInfo(
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ClientPtr client,
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unsigned long size,
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char *pInfo)
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{
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char *pInfoT,
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*pInfoTBase;
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fsConnSetupAccept *pConnSetup = (fsConnSetupAccept *) pInfo;
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int i;
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pInfoT = pInfoTBase = (char *) ALLOCATE_LOCAL(size);
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if (!pInfoT) {
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client->noClientException = -2;
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return;
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}
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SwapConnSetupAccept(pConnSetup, (fsConnSetupAccept *) pInfoT);
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pInfoT += SIZEOF(fsConnSetup);
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pInfo += SIZEOF(fsConnSetup);
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i = (pConnSetup->vendor_len + 3) & ~3;
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memmove( pInfoT, pInfo, i);
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(void) WriteToClient(client, (int) size, (char *) pInfoTBase);
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DEALLOCATE_LOCAL(pInfoTBase);
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}
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static void
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SwapConnSetupAccept(fsConnSetupAccept *pConnSetup, fsConnSetupAccept *pConnSetupT)
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{
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pConnSetupT->length = lswapl(pConnSetup->length);
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pConnSetupT->max_request_len = lswaps(pConnSetup->max_request_len);
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pConnSetupT->vendor_len = lswaps(pConnSetup->vendor_len);
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pConnSetupT->release_number = lswapl(pConnSetup->release_number);
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}
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void
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WriteSConnSetup(ClientPtr client, fsConnSetup *pcsp)
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{
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fsConnSetup cspT;
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cspT.status = lswaps(pcsp->status);
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cspT.major_version = lswaps(pcsp->major_version);
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cspT.minor_version = lswaps(pcsp->minor_version);
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cspT.num_alternates = pcsp->num_alternates;
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cspT.auth_index = pcsp->auth_index;
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cspT.alternate_len = lswaps(pcsp->alternate_len);
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cspT.auth_len = lswaps(pcsp->auth_len);
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(void) WriteToClient(client, SIZEOF(fsConnSetup), (char *) &cspT);
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}
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static void
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SwapPropOffset(char *po)
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{
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int i, n;
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for (i=0; i<4; i++)
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{
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swapl(po, n);
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po += 4;
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}
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}
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void
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SwapPropInfo(fsPropInfo *pi)
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{
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int i;
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char *po;
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po = (char *) pi + SIZEOF(fsPropInfo);
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for (i = 0; i < pi->num_offsets; i++)
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{
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SwapPropOffset(po);
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po += SIZEOF(fsPropOffset);
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}
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pi->num_offsets = lswapl(pi->num_offsets);
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pi->data_len = lswapl(pi->data_len);
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}
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void
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SwapExtents(fsXCharInfo *extents, int num)
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{
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SwapShorts((short *)extents, num * (SIZEOF(fsXCharInfo) / 2));
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}
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