• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /* $OpenBSD: monitor_wrap.h,v 1.32 2016/09/28 16:33:07 djm Exp $ */
2 
3 /*
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 _MM_WRAP_H_
29 #define _MM_WRAP_H_
30 
31 extern int use_privsep;
32 #define PRIVSEP(x)	(use_privsep ? mm_##x : x)
33 
34 enum mm_keytype { MM_NOKEY, MM_HOSTKEY, MM_USERKEY };
35 
36 struct monitor;
37 struct mm_master;
38 struct Authctxt;
39 
40 void mm_log_handler(LogLevel, const char *, void *);
41 int mm_is_monitor(void);
42 DH *mm_choose_dh(int, int, int);
43 int mm_key_sign(Key *, u_char **, u_int *, const u_char *, u_int, const char *);
44 void mm_inform_authserv(char *, char *);
45 struct passwd *mm_getpwnamallow(const char *);
46 char *mm_auth2_read_banner(void);
47 int mm_auth_password(struct Authctxt *, char *);
48 int mm_key_allowed(enum mm_keytype, const char *, const char *, Key *, int);
49 int mm_user_key_allowed(struct passwd *, Key *, int);
50 int mm_hostbased_key_allowed(struct passwd *, const char *,
51     const char *, Key *);
52 int mm_key_verify(Key *, u_char *, u_int, u_char *, u_int);
53 
54 #ifdef GSSAPI
55 OM_uint32 mm_ssh_gssapi_server_ctx(Gssctxt **, gss_OID);
56 OM_uint32 mm_ssh_gssapi_accept_ctx(Gssctxt *,
57    gss_buffer_desc *, gss_buffer_desc *, OM_uint32 *);
58 int mm_ssh_gssapi_userok(char *user);
59 OM_uint32 mm_ssh_gssapi_checkmic(Gssctxt *, gss_buffer_t, gss_buffer_t);
60 #endif
61 
62 #ifdef USE_PAM
63 void mm_start_pam(struct Authctxt *);
64 u_int mm_do_pam_account(void);
65 void *mm_sshpam_init_ctx(struct Authctxt *);
66 int mm_sshpam_query(void *, char **, char **, u_int *, char ***, u_int **);
67 int mm_sshpam_respond(void *, u_int, char **);
68 void mm_sshpam_free_ctx(void *);
69 #endif
70 
71 #ifdef SSH_AUDIT_EVENTS
72 #include "audit.h"
73 void mm_audit_event(ssh_audit_event_t);
74 void mm_audit_run_command(const char *);
75 #endif
76 
77 struct Session;
78 void mm_terminate(void);
79 int mm_pty_allocate(int *, int *, char *, size_t);
80 void mm_session_pty_cleanup2(struct Session *);
81 
82 /* Key export functions */
83 struct newkeys *mm_newkeys_from_blob(u_char *, int);
84 int mm_newkeys_to_blob(int, u_char **, u_int *);
85 
86 void monitor_apply_keystate(struct monitor *);
87 void mm_get_keystate(struct monitor *);
88 void mm_send_keystate(struct monitor*);
89 
90 /* bsdauth */
91 int mm_bsdauth_query(void *, char **, char **, u_int *, char ***, u_int **);
92 int mm_bsdauth_respond(void *, u_int, char **);
93 
94 /* skey */
95 int mm_skey_query(void *, char **, char **, u_int *, char ***, u_int **);
96 int mm_skey_respond(void *, u_int, char **);
97 
98 #endif /* _MM_WRAP_H_ */
99