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/* $OpenBSD: monitor.h,v 1.11 2003/08/28 12:54:34 markus Exp $ */
/*
* Copyright 2002 Niels Provos <provos@citi.umich.edu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _MONITOR_H_
#define _MONITOR_H_
enum monitor_reqtype {
MONITOR_REQ_MODULI, MONITOR_ANS_MODULI,
MONITOR_REQ_FREE, MONITOR_REQ_AUTHSERV,
MONITOR_REQ_SIGN, MONITOR_ANS_SIGN,
MONITOR_REQ_PWNAM, MONITOR_ANS_PWNAM,
MONITOR_REQ_AUTH2_READ_BANNER, MONITOR_ANS_AUTH2_READ_BANNER,
MONITOR_REQ_AUTHPASSWORD, MONITOR_ANS_AUTHPASSWORD,
MONITOR_REQ_BSDAUTHQUERY, MONITOR_ANS_BSDAUTHQUERY,
MONITOR_REQ_BSDAUTHRESPOND, MONITOR_ANS_BSDAUTHRESPOND,
MONITOR_REQ_SKEYQUERY, MONITOR_ANS_SKEYQUERY,
MONITOR_REQ_SKEYRESPOND, MONITOR_ANS_SKEYRESPOND,
MONITOR_REQ_KEYALLOWED, MONITOR_ANS_KEYALLOWED,
MONITOR_REQ_KEYVERIFY, MONITOR_ANS_KEYVERIFY,
MONITOR_REQ_KEYEXPORT,
MONITOR_REQ_PTY, MONITOR_ANS_PTY,
MONITOR_REQ_PTYCLEANUP,
MONITOR_REQ_SESSKEY, MONITOR_ANS_SESSKEY,
MONITOR_REQ_SESSID,
MONITOR_REQ_RSAKEYALLOWED, MONITOR_ANS_RSAKEYALLOWED,
MONITOR_REQ_RSACHALLENGE, MONITOR_ANS_RSACHALLENGE,
MONITOR_REQ_RSARESPONSE, MONITOR_ANS_RSARESPONSE,
MONITOR_REQ_GSSSETUP, MONITOR_ANS_GSSSETUP,
MONITOR_REQ_GSSSTEP, MONITOR_ANS_GSSSTEP,
MONITOR_REQ_GSSUSEROK, MONITOR_ANS_GSSUSEROK,
MONITOR_REQ_PAM_START,
MONITOR_REQ_PAM_ACCOUNT, MONITOR_ANS_PAM_ACCOUNT,
MONITOR_REQ_PAM_INIT_CTX, MONITOR_ANS_PAM_INIT_CTX,
MONITOR_REQ_PAM_QUERY, MONITOR_ANS_PAM_QUERY,
MONITOR_REQ_PAM_RESPOND, MONITOR_ANS_PAM_RESPOND,
MONITOR_REQ_PAM_FREE_CTX, MONITOR_ANS_PAM_FREE_CTX,
MONITOR_REQ_TERM
};
struct mm_master;
struct monitor {
int m_recvfd;
int m_sendfd;
struct mm_master *m_zback;
struct mm_master *m_zlib;
struct Kex **m_pkex;
pid_t m_pid;
};
struct monitor *monitor_init(void);
void monitor_reinit(struct monitor *);
void monitor_sync(struct monitor *);
struct Authctxt;
struct Authctxt *monitor_child_preauth(struct monitor *);
void monitor_child_postauth(struct monitor *);
struct mon_table;
int monitor_read(struct monitor*, struct mon_table *, struct mon_table **);
/* Prototypes for request sending and receiving */
void mm_request_send(int, enum monitor_reqtype, Buffer *);
void mm_request_receive(int, Buffer *);
void mm_request_receive_expect(int, enum monitor_reqtype, Buffer *);
#endif /* _MONITOR_H_ */
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