xref: /titanic_44/usr/src/cmd/ssh/include/altprivsep.h (revision 3289e1bdec732dbdf04517907516fd0d00f6a6f8)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  *
21  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
22  * Use is subject to license terms.
23  */
24 
25 #ifndef	_ALTPRIVSEP_H
26 #define	_ALTPRIVSEP_H
27 
28 #pragma ident	"%Z%%M%	%I%	%E% SMI"
29 
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33 
34 #include <sys/types.h>
35 #include "auth.h"
36 #include "kex.h"
37 
38 #define	APS_MSG_NEWKEYS_REQ	0
39 #define	APS_MSG_NEWKEYS_REP	1
40 #define	APS_MSG_RECORD_LOGIN	2
41 #define	APS_MSG_RECORD_LOGOUT	3
42 #define	APS_MSG_START_REKEX	4
43 
44 pid_t	altprivsep_start_monitor(Authctxt *authctxt);
45 
46 void	altprivsep_do_monitor(Authctxt *authctxt, pid_t child_pid);
47 int	altprivsep_get_pipe_fd(void);
48 int	altprivsep_is_monitor(void);
49 int	altprivsep_started(void);
50 
51 /* child-side handler of re-key packets */
52 void	altprivsep_rekey(int type, u_int32_t seq, void *ctxt);
53 
54 /* monitor-side fatal_cleanup callbacks */
55 void	altprivsep_shutdown_sock(void *arg);
56 
57 /* Calls _to_ monitor from unprivileged process */
58 void	altprivsep_process_input(fd_set *rset);
59 void	altprivsep_get_newkeys(enum kex_modes mode);
60 void	altprivsep_record_login(pid_t pid, const char *ttyname);
61 void	altprivsep_record_logout(pid_t pid);
62 void	altprivsep_start_rekex(void);
63 
64 /* Functions for use in the monitor */
65 void	aps_input_altpriv_msg(int type, u_int32_t seq, void *ctxt);
66 
67 #ifdef __cplusplus
68 }
69 #endif
70 
71 #endif /* _ALTPRIVSEP_H */
72