1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * adt.h
24*0Sstevel@tonic-gate  *
25*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
26*0Sstevel@tonic-gate  * Use is subject to license terms.
27*0Sstevel@tonic-gate  *
28*0Sstevel@tonic-gate  * This is a contract private interface and is subject to change
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #ifndef _ADT_H
32*0Sstevel@tonic-gate #define	_ADT_H
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #include <bsm/audit.h>
37*0Sstevel@tonic-gate #include <bsm/libbsm.h>
38*0Sstevel@tonic-gate #include <bsm/audit_record.h>
39*0Sstevel@tonic-gate #include <bsm/audit_uevents.h>
40*0Sstevel@tonic-gate #include <door.h>
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate #ifdef	__cplusplus
43*0Sstevel@tonic-gate extern "C" {
44*0Sstevel@tonic-gate #endif
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate #define	ADT_STRING_MAX	511		/* max non-null characters */
47*0Sstevel@tonic-gate #define	ADT_NO_ATTRIB	(uid_t)-1	/* unattributed user */
48*0Sstevel@tonic-gate #define	ADT_NO_CHANGE	(uid_t)-2	/* no update for this parameter */
49*0Sstevel@tonic-gate #define	ADT_NO_AUDIT	(uid_t)-3	/* unaudited user */
50*0Sstevel@tonic-gate 
51*0Sstevel@tonic-gate /*
52*0Sstevel@tonic-gate  * terminal id types
53*0Sstevel@tonic-gate  */
54*0Sstevel@tonic-gate #define	ADT_IPv4	0
55*0Sstevel@tonic-gate #define	ADT_IPv6	1
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate /*
58*0Sstevel@tonic-gate  * for adt_set_user(): ADT_NEW if creating a session for a newly
59*0Sstevel@tonic-gate  * authenticated user -- login -- and ADT_UPDATE if an authenticated
60*0Sstevel@tonic-gate  * user is changing uid/gid -- e.g., su.  ADT_USER changes only the
61*0Sstevel@tonic-gate  * ruid / euid / rgid / egid values and is appropriate for login-like
62*0Sstevel@tonic-gate  * operations where PAM has already set the audit context in the cred.
63*0Sstevel@tonic-gate  * ADT_SETTID is for the special case where it is necessary to store
64*0Sstevel@tonic-gate  * the terminal id in the credential before forking to the login or
65*0Sstevel@tonic-gate  * login-like process.
66*0Sstevel@tonic-gate  */
67*0Sstevel@tonic-gate enum adt_user_context {ADT_NEW, ADT_UPDATE, ADT_USER, ADT_SETTID};
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate typedef ulong_t			adt_session_flags_t;
70*0Sstevel@tonic-gate typedef struct adt_session_data	adt_session_data_t;
71*0Sstevel@tonic-gate typedef struct adt_export_data	adt_export_data_t;
72*0Sstevel@tonic-gate typedef union adt_event_data	adt_event_data_t;
73*0Sstevel@tonic-gate typedef struct adt_termid	adt_termid_t;
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate /*
76*0Sstevel@tonic-gate  * flag defs for the flags argument of adt_start_session()
77*0Sstevel@tonic-gate  */
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate #define	ADT_BUFFER_RECORDS	0x2	/* TSOL buffering */
80*0Sstevel@tonic-gate #define	ADT_USE_PROC_DATA	0x1	/* copy audit char's from proc */
81*0Sstevel@tonic-gate 	/* | all of above = ADT_FLAGS_ALL  */
82*0Sstevel@tonic-gate #define	ADT_FLAGS_ALL		ADT_BUFFER_RECORDS | \
83*0Sstevel@tonic-gate     ADT_USE_PROC_DATA
84*0Sstevel@tonic-gate 
85*0Sstevel@tonic-gate /*
86*0Sstevel@tonic-gate  * Functions
87*0Sstevel@tonic-gate  */
88*0Sstevel@tonic-gate 
89*0Sstevel@tonic-gate extern	int	adt_start_session(adt_session_data_t **,
90*0Sstevel@tonic-gate 		    const adt_export_data_t *,
91*0Sstevel@tonic-gate 		    adt_session_flags_t);
92*0Sstevel@tonic-gate extern	int	adt_end_session(adt_session_data_t *);
93*0Sstevel@tonic-gate extern	int	adt_dup_session(const adt_session_data_t *,
94*0Sstevel@tonic-gate     adt_session_data_t **);
95*0Sstevel@tonic-gate 
96*0Sstevel@tonic-gate extern	int	adt_set_proc(const adt_session_data_t *);
97*0Sstevel@tonic-gate extern	int	adt_set_user(const adt_session_data_t *, uid_t, gid_t,
98*0Sstevel@tonic-gate 		    uid_t, gid_t, const adt_termid_t *,
99*0Sstevel@tonic-gate 		    enum adt_user_context);
100*0Sstevel@tonic-gate extern	int	adt_set_from_ucred(const adt_session_data_t *,
101*0Sstevel@tonic-gate 		    const ucred_t *,
102*0Sstevel@tonic-gate 		    enum adt_user_context);
103*0Sstevel@tonic-gate 
104*0Sstevel@tonic-gate extern	size_t	adt_get_session_id(const adt_session_data_t *, char **);
105*0Sstevel@tonic-gate 
106*0Sstevel@tonic-gate extern	size_t	adt_export_session_data(const adt_session_data_t *,
107*0Sstevel@tonic-gate 		    adt_export_data_t **);
108*0Sstevel@tonic-gate extern	size_t	adt_import_proc(pid_t pid,
109*0Sstevel@tonic-gate 		    uid_t euid,
110*0Sstevel@tonic-gate 		    gid_t egid,
111*0Sstevel@tonic-gate 		    uid_t ruid,
112*0Sstevel@tonic-gate 		    gid_t rgid,
113*0Sstevel@tonic-gate 		    adt_export_data_t **external);
114*0Sstevel@tonic-gate 
115*0Sstevel@tonic-gate extern	adt_event_data_t
116*0Sstevel@tonic-gate 		*adt_alloc_event(const adt_session_data_t *, au_event_t);
117*0Sstevel@tonic-gate 
118*0Sstevel@tonic-gate extern	int	adt_put_event(const adt_event_data_t *, int, int);
119*0Sstevel@tonic-gate extern	void	adt_free_event(adt_event_data_t *);
120*0Sstevel@tonic-gate 
121*0Sstevel@tonic-gate extern	int	adt_load_termid(int, adt_termid_t **);
122*0Sstevel@tonic-gate extern	int	adt_load_hostname(const char *, adt_termid_t **);
123*0Sstevel@tonic-gate extern	int	adt_load_ttyname(const char *, adt_termid_t **);
124*0Sstevel@tonic-gate 
125*0Sstevel@tonic-gate extern	boolean_t	adt_audit_enabled(void);
126*0Sstevel@tonic-gate 
127*0Sstevel@tonic-gate #ifdef	__cplusplus
128*0Sstevel@tonic-gate }
129*0Sstevel@tonic-gate #endif
130*0Sstevel@tonic-gate 
131*0Sstevel@tonic-gate #endif	/* _ADT_H */
132