FSQuExt.c revision ba6a1819 
1/* $Xorg: FSQuExt.c,v 1.4 2001/02/09 02:03:25 xorgcvs Exp $ */
2
3/*
4 * Copyright 1990 Network Computing Devices;
5 * Portions Copyright 1987 by Digital Equipment Corporation
6 *
7 * Permission to use, copy, modify, distribute, and sell this software
8 * and its documentation for any purpose is hereby granted without fee,
9 * provided that the above copyright notice appear in all copies and
10 * that both that copyright notice and this permission notice appear
11 * in supporting documentation, and that the names of Network Computing
12 * Devices or Digital not be used in advertising or publicity pertaining
13 * to distribution of the software without specific, written prior
14 * permission. Network Computing Devices or Digital make no representations
15 * about the suitability of this software for any purpose.  It is provided
16 * "as is" without express or implied warranty.
17 *
18 * NETWORK COMPUTING DEVICES AND  DIGITAL DISCLAIM ALL WARRANTIES WITH
19 * REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
20 * MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES
21 * OR DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES
22 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
23 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
24 * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
25 * SOFTWARE.
26 */
27
28/*
29
30Copyright 1987, 1998  The Open Group
31
32Permission to use, copy, modify, distribute, and sell this software and its
33documentation for any purpose is hereby granted without fee, provided that
34the above copyright notice appear in all copies and that both that
35copyright notice and this permission notice appear in supporting
36documentation.
37
38The above copyright notice and this permission notice shall be included in
39all copies or substantial portions of the Software.
40
41THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
42IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
43FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
44OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
45AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
46CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
47
48Except as contained in this notice, the name of The Open Group shall not be
49used in advertising or otherwise to promote the sale, use or other dealings
50in this Software without prior written authorization from The Open Group.
51
52*/
53
54#ifdef HAVE_CONFIG_H
55#include <config.h>
56#endif
57#include	"FSlibint.h"
58
59Bool
60FSQueryExtension(
61    FSServer	*svr,
62    char	*name,
63    int		*major_opcode,
64    int		*first_event,
65    int		*first_error)
66{
67    fsQueryExtensionReply rep;
68    fsQueryExtensionReq *req;
69
70    GetReq(QueryExtension, req);
71    req->nbytes = name ? strlen(name) : 0;
72    req->length += (req->nbytes + 3) >> 2;
73    _FSSend(svr, name, (long) req->nbytes);
74    if (!_FSReply(svr, (fsReply *) & rep,
75      (SIZEOF(fsQueryExtensionReply) - SIZEOF(fsGenericReply)) >> 2, fsFalse))
76	return FSBadAlloc;
77    *major_opcode = rep.major_opcode;
78    *first_event = rep.first_event;
79    *first_error = rep.first_error;
80    SyncHandle();
81    return (rep.present);
82}
83