xref: /freebsd/usr.sbin/ppp/descriptor.h (revision b3e7694832e81d7a904a10f525f8797b753bf0d3)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
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 #define RADIUS_DESCRIPTOR (8)
37 #define CHAP_DESCRIPTOR (9)
38 
39 struct bundle;
40 
41 struct fdescriptor {
42   int type;
43 
44   int (*UpdateSet)(struct fdescriptor *, fd_set *, fd_set *, fd_set *, int *);
45   int (*IsSet)(struct fdescriptor *, const fd_set *);
46   void (*Read)(struct fdescriptor *, struct bundle *, const fd_set *);
47   int (*Write)(struct fdescriptor *, struct bundle *, const fd_set *);
48 };
49 
50 #define descriptor_UpdateSet(d, r, w, e, n) ((*(d)->UpdateSet)(d, r, w, e, n))
51 #define descriptor_IsSet(d, s) ((*(d)->IsSet)(d, s))
52 #define descriptor_Read(d, b, f) ((*(d)->Read)(d, b, f))
53 #define descriptor_Write(d, b, f) ((*(d)->Write)(d, b, f))
54