| 1 | /* $OpenBSD: monitor.h,v 1.8 2002/09/26 11:38:43 markus Exp $ */ |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright 2002 Niels Provos <provos@citi.umich.edu> |
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| 5 | * All rights reserved. |
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| 6 | * |
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| 7 | * Redistribution and use in source and binary forms, with or without |
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| 8 | * modification, are permitted provided that the following conditions |
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| 9 | * are met: |
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| 10 | * 1. Redistributions of source code must retain the above copyright |
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| 11 | * notice, this list of conditions and the following disclaimer. |
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| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 13 | * notice, this list of conditions and the following disclaimer in the |
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| 14 | * documentation and/or other materials provided with the distribution. |
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| 15 | * |
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| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 21 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 22 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 23 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 25 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 26 | */ |
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| 27 | |
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| 28 | #ifndef _MONITOR_H_ |
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| 29 | #define _MONITOR_H_ |
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| 30 | |
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| 31 | enum monitor_reqtype { |
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| 32 | MONITOR_REQ_MODULI, MONITOR_ANS_MODULI, |
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| 33 | MONITOR_REQ_FREE, MONITOR_REQ_AUTHSERV, |
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| 34 | MONITOR_REQ_SIGN, MONITOR_ANS_SIGN, |
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| 35 | MONITOR_REQ_PWNAM, MONITOR_ANS_PWNAM, |
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| 36 | MONITOR_REQ_AUTH2_READ_BANNER, MONITOR_ANS_AUTH2_READ_BANNER, |
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| 37 | MONITOR_REQ_AUTHPASSWORD, MONITOR_ANS_AUTHPASSWORD, |
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| 38 | MONITOR_REQ_BSDAUTHQUERY, MONITOR_ANS_BSDAUTHQUERY, |
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| 39 | MONITOR_REQ_BSDAUTHRESPOND, MONITOR_ANS_BSDAUTHRESPOND, |
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| 40 | MONITOR_REQ_SKEYQUERY, MONITOR_ANS_SKEYQUERY, |
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| 41 | MONITOR_REQ_SKEYRESPOND, MONITOR_ANS_SKEYRESPOND, |
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| 42 | MONITOR_REQ_GSSSETUP,MONITOR_ANS_GSSSETUP, |
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| 43 | MONITOR_REQ_GSSSTEP,MONITOR_ANS_GSSSTEP, |
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| 44 | MONITOR_REQ_GSSSIGN,MONITOR_ANS_GSSSIGN, |
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| 45 | MONITOR_REQ_GSSUSEROK,MONITOR_ANS_GSSUSEROK, |
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| 46 | MONITOR_REQ_KEYALLOWED, MONITOR_ANS_KEYALLOWED, |
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| 47 | MONITOR_REQ_KEYVERIFY, MONITOR_ANS_KEYVERIFY, |
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| 48 | MONITOR_REQ_KEYEXPORT, |
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| 49 | MONITOR_REQ_PTY, MONITOR_ANS_PTY, |
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| 50 | MONITOR_REQ_PTYCLEANUP, |
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| 51 | MONITOR_REQ_SESSKEY, MONITOR_ANS_SESSKEY, |
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| 52 | MONITOR_REQ_SESSID, |
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| 53 | MONITOR_REQ_RSAKEYALLOWED, MONITOR_ANS_RSAKEYALLOWED, |
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| 54 | MONITOR_REQ_RSACHALLENGE, MONITOR_ANS_RSACHALLENGE, |
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| 55 | MONITOR_REQ_RSARESPONSE, MONITOR_ANS_RSARESPONSE, |
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| 56 | MONITOR_REQ_KRB4, MONITOR_ANS_KRB4, |
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| 57 | MONITOR_REQ_KRB5, MONITOR_ANS_KRB5, |
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| 58 | MONITOR_REQ_PAM_START, |
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| 59 | MONITOR_REQ_TERM |
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| 60 | }; |
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| 61 | |
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| 62 | struct mm_master; |
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| 63 | struct monitor { |
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| 64 | int m_recvfd; |
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| 65 | int m_sendfd; |
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| 66 | struct mm_master *m_zback; |
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| 67 | struct mm_master *m_zlib; |
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| 68 | struct Kex **m_pkex; |
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| 69 | pid_t m_pid; |
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| 70 | }; |
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| 71 | |
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| 72 | struct monitor *monitor_init(void); |
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| 73 | void monitor_reinit(struct monitor *); |
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| 74 | void monitor_sync(struct monitor *); |
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| 75 | |
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| 76 | struct Authctxt; |
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| 77 | struct Authctxt *monitor_child_preauth(struct monitor *); |
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| 78 | void monitor_child_postauth(struct monitor *); |
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| 79 | |
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| 80 | struct mon_table; |
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| 81 | int monitor_read(struct monitor*, struct mon_table *, struct mon_table **); |
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| 82 | |
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| 83 | /* Prototypes for request sending and receiving */ |
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| 84 | void mm_request_send(int, enum monitor_reqtype, Buffer *); |
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| 85 | void mm_request_receive(int, Buffer *); |
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| 86 | void mm_request_receive_expect(int, enum monitor_reqtype, Buffer *); |
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| 87 | |
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| 88 | #endif /* _MONITOR_H_ */ |
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