descriptor.h revision 37141
1/*-
2 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 *	$Id: descriptor.h,v 1.3 1998/05/23 22:24:34 brian Exp $
27 */
28
29#define PHYSICAL_DESCRIPTOR (1)
30#define SERVER_DESCRIPTOR (2)
31#define PROMPT_DESCRIPTOR (3)
32#define CHAT_DESCRIPTOR (4)
33#define DATALINK_DESCRIPTOR (5)
34#define BUNDLE_DESCRIPTOR (6)
35#define MPSERVER_DESCRIPTOR (7)
36
37struct bundle;
38
39struct descriptor {
40  int type;
41
42  int (*UpdateSet)(struct descriptor *, fd_set *, fd_set *, fd_set *, int *);
43  int (*IsSet)(struct descriptor *, const fd_set *);
44  void (*Read)(struct descriptor *, struct bundle *, const fd_set *);
45  int (*Write)(struct descriptor *, struct bundle *, const fd_set *);
46};
47
48#define descriptor_UpdateSet(d, r, w, e, n) ((*(d)->UpdateSet)(d, r, w, e, n))
49#define descriptor_IsSet(d, s) ((*(d)->IsSet)(d, s))
50#define descriptor_Read(d, b, f) ((*(d)->Read)(d, b, f))
51#define descriptor_Write(d, b, f) ((*(d)->Write)(d, b, f))
52