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114 lines
3.9 KiB
C
114 lines
3.9 KiB
C
/* $Xorg: FSGetCats.c,v 1.4 2001/02/09 02:03:25 xorgcvs Exp $ */
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/*
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* Copyright 1990 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
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation, and that the names of Network Computing
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* Devices or Digital not be used in advertising or publicity pertaining
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* to distribution of the software without specific, written prior
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* permission. Network Computing Devices or Digital make no representations
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* about the suitability of this software for any purpose. It is provided
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* "as is" without express or implied warranty.
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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 DAMAGES
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* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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/* $XFree86: xc/lib/FS/FSGetCats.c,v 1.8 2004/12/31 02:56:03 tsi Exp $ */
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/*
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Copyright 1987, 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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*/
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#include "FSlibint.h"
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char **
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FSGetCatalogues(svr, num)
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FSServer *svr;
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int *num;
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{
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fsGetCataloguesReply rep;
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char **list;
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char *c;
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int i,
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length;
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fsReq *req;
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long rlen;
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GetEmptyReq(GetCatalogues, req);
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if (!_FSReply(svr, (fsReply *) & rep, 0, fsFalse)) {
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SyncHandle();
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return (char **) NULL;
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}
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if (rep.num_catalogues
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#if (SIZE_MAX >> 2) <= UCHAR_MAX
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&& rep.num_catalogues <= SIZE_MAX/sizeof(char *)
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#endif
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#if (SIZE_MAX >> 2) <= UINT_MAX
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&& rep.length <= (SIZE_MAX >> 2)
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#endif
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) {
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list = (char **)
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FSmalloc((unsigned) (rep.num_catalogues * sizeof(char *)));
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rlen = (rep.length << 2) - SIZEOF(fsGetCataloguesReply);
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c = (char *) FSmalloc((unsigned) rlen + 1);
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if ((!list) || (!c)) {
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if (list)
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FSfree((char *) list);
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if (c)
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FSfree(c);
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_FSEatData(svr, (unsigned long) rlen);
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SyncHandle();
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return (char **) NULL;
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}
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_FSReadPad(svr, c, rlen);
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/*
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* unpack the strings
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*/
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length = *c;
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for (i = 0; i < (int)rep.num_catalogues; i++) {
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list[i] = c + 1; /* skip length */
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c += length + 1; /* find next length */
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length = *c;
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*c = '\0'; /* change length to NULL */
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}
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} else {
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list = (char **) NULL;
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}
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SyncHandle();
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*num = rep.num_catalogues;
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return list;
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}
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