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Ben Lindstrom28364ec2002-03-26 03:42:20 +00001/* $OpenBSD: monitor.h,v 1.3 2002/03/26 03:24:01 stevesk Exp $ */
2
Ben Lindstrom7a2073c2002-03-22 02:30:41 +00003/*
4 * Copyright 2002 Niels Provos <provos@citi.umich.edu>
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 ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef _MONITOR_H_
29#define _MONITOR_H_
30
31enum monitor_reqtype {
32 MONITOR_REQ_MODULI, MONITOR_ANS_MODULI,
33 MONITOR_REQ_FREE, MONITOR_REQ_AUTHSERV,
34 MONITOR_REQ_SIGN, MONITOR_ANS_SIGN,
35 MONITOR_REQ_PWNAM, MONITOR_ANS_PWNAM,
36 MONITOR_REQ_AUTHPASSWORD, MONITOR_ANS_AUTHPASSWORD,
37 MONITOR_REQ_BSDAUTHQUERY, MONITOR_ANS_BSDAUTHQUERY,
38 MONITOR_REQ_BSDAUTHRESPOND, MONITOR_ANS_BSDAUTHRESPOND,
39 MONITOR_REQ_SKEYQUERY, MONITOR_ANS_SKEYQUERY,
40 MONITOR_REQ_SKEYRESPOND, MONITOR_ANS_SKEYRESPOND,
41 MONITOR_REQ_KEYALLOWED, MONITOR_ANS_KEYALLOWED,
42 MONITOR_REQ_KEYVERIFY, MONITOR_ANS_KEYVERIFY,
43 MONITOR_REQ_KEYEXPORT,
44 MONITOR_REQ_PTY, MONITOR_ANS_PTY,
45 MONITOR_REQ_PTYCLEANUP,
46 MONITOR_REQ_SESSKEY, MONITOR_ANS_SESSKEY,
47 MONITOR_REQ_SESSID,
48 MONITOR_REQ_RSAKEYALLOWED, MONITOR_ANS_RSAKEYALLOWED,
49 MONITOR_REQ_RSACHALLENGE, MONITOR_ANS_RSACHALLENGE,
50 MONITOR_REQ_RSARESPONSE, MONITOR_ANS_RSARESPONSE,
51 MONITOR_REQ_TERM,
52};
53
54struct mm_master;
55struct monitor {
56 int m_recvfd;
57 int m_sendfd;
58 struct mm_master *m_zback;
59 struct mm_master *m_zlib;
60 struct Kex **m_pkex;
61 int m_pid;
62};
63
64struct monitor *monitor_init(void);
65void monitor_reinit(struct monitor *);
66void monitor_sync(struct monitor *);
67
68struct Authctxt;
69struct Authctxt *monitor_child_preauth(struct monitor *);
70void monitor_child_postauth(struct monitor *);
71
72struct mon_table;
73int monitor_read(struct monitor*, struct mon_table *, struct mon_table **);
74
75/* Prototypes for request sending and receiving */
76void mm_request_send(int, enum monitor_reqtype, Buffer *);
77void mm_request_receive(int, Buffer *);
78void mm_request_receive_expect(int, enum monitor_reqtype, Buffer *);
79
80#endif /* _MONITOR_H_ */