crypto/external/bsd/openssh/dist/monitor.h

   1 /*      $NetBSD$        */
   2 /* $OpenBSD: monitor.h,v 1.15 2008/11/04 08:22:13 djm Exp $ */
   3
   4 /*
   5  * Copyright 2002 Niels Provos <provos@citi.umich.edu>
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef _MONITOR_H_
  30 #define _MONITOR_H_
  31
  32 enum monitor_reqtype {
  33         MONITOR_REQ_MODULI, MONITOR_ANS_MODULI,
  34         MONITOR_REQ_FREE, MONITOR_REQ_AUTHSERV,
  35         MONITOR_REQ_SIGN, MONITOR_ANS_SIGN,
  36         MONITOR_REQ_PWNAM, MONITOR_ANS_PWNAM,
  37         MONITOR_REQ_AUTH2_READ_BANNER, MONITOR_ANS_AUTH2_READ_BANNER,
  38         MONITOR_REQ_AUTHPASSWORD, MONITOR_ANS_AUTHPASSWORD,
  39         MONITOR_REQ_BSDAUTHQUERY, MONITOR_ANS_BSDAUTHQUERY,
  40         MONITOR_REQ_BSDAUTHRESPOND, MONITOR_ANS_BSDAUTHRESPOND,
  41         MONITOR_REQ_SKEYQUERY, MONITOR_ANS_SKEYQUERY,
  42         MONITOR_REQ_SKEYRESPOND, MONITOR_ANS_SKEYRESPOND,
  43         MONITOR_REQ_KEYALLOWED, MONITOR_ANS_KEYALLOWED,
  44         MONITOR_REQ_KEYVERIFY, MONITOR_ANS_KEYVERIFY,
  45         MONITOR_REQ_KEYEXPORT,
  46         MONITOR_REQ_PTY, MONITOR_ANS_PTY,
  47         MONITOR_REQ_PTYCLEANUP,
  48         MONITOR_REQ_SESSKEY, MONITOR_ANS_SESSKEY,
  49         MONITOR_REQ_SESSID,
  50         MONITOR_REQ_RSAKEYALLOWED, MONITOR_ANS_RSAKEYALLOWED,
  51         MONITOR_REQ_RSACHALLENGE, MONITOR_ANS_RSACHALLENGE,
  52         MONITOR_REQ_RSARESPONSE, MONITOR_ANS_RSARESPONSE,
  53         MONITOR_REQ_GSSSETUP, MONITOR_ANS_GSSSETUP,
  54         MONITOR_REQ_GSSSTEP, MONITOR_ANS_GSSSTEP,
  55         MONITOR_REQ_GSSUSEROK, MONITOR_ANS_GSSUSEROK,
  56         MONITOR_REQ_GSSCHECKMIC, MONITOR_ANS_GSSCHECKMIC,
  57         MONITOR_REQ_KRB4, MONITOR_ANS_KRB4,
  58         MONITOR_REQ_KRB5, MONITOR_ANS_KRB5,
  59         MONITOR_REQ_PAM_START,
  60         MONITOR_REQ_PAM_ACCOUNT, MONITOR_ANS_PAM_ACCOUNT,
  61         MONITOR_REQ_PAM_INIT_CTX, MONITOR_ANS_PAM_INIT_CTX,
  62         MONITOR_REQ_PAM_QUERY, MONITOR_ANS_PAM_QUERY,
  63         MONITOR_REQ_PAM_RESPOND, MONITOR_ANS_PAM_RESPOND,
  64         MONITOR_REQ_PAM_FREE_CTX, MONITOR_ANS_PAM_FREE_CTX,
  65         MONITOR_REQ_TERM,
  66         MONITOR_REQ_JPAKE_STEP1, MONITOR_ANS_JPAKE_STEP1,
  67         MONITOR_REQ_JPAKE_GET_PWDATA, MONITOR_ANS_JPAKE_GET_PWDATA,
  68         MONITOR_REQ_JPAKE_STEP2, MONITOR_ANS_JPAKE_STEP2,
  69         MONITOR_REQ_JPAKE_KEY_CONFIRM, MONITOR_ANS_JPAKE_KEY_CONFIRM,
  70         MONITOR_REQ_JPAKE_CHECK_CONFIRM, MONITOR_ANS_JPAKE_CHECK_CONFIRM,
  71 };
  72
  73 struct mm_master;
  74 struct monitor {
  75         int                      m_recvfd;
  76         int                      m_sendfd;
  77         struct mm_master        *m_zback;
  78         struct mm_master        *m_zlib;
  79         struct Kex              **m_pkex;
  80         pid_t                    m_pid;
  81 };
  82
  83 struct monitor *monitor_init(void);
  84 void monitor_reinit(struct monitor *);
  85 void monitor_sync(struct monitor *);
  86
  87 struct Authctxt;
  88 void monitor_child_preauth(struct Authctxt *, struct monitor *);
  89 void monitor_child_postauth(struct monitor *);
  90
  91 struct mon_table;
  92 int monitor_read(struct monitor*, struct mon_table *, struct mon_table **);
  93
  94 /* Prototypes for request sending and receiving */
  95 void mm_request_send(int, enum monitor_reqtype, Buffer *);
  96 void mm_request_receive(int, Buffer *);
  97 void mm_request_receive_expect(int, enum monitor_reqtype, Buffer *);
  98
  99 #endif /* _MONITOR_H_ */