policy.h revision 4321:a8930ec16e52 
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/*
22 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#ifndef	_SYS_POLICY_H
27#define	_SYS_POLICY_H
28
29#pragma ident	"%Z%%M%	%I%	%E% SMI"	/* TSOL 8 */
30
31#include <sys/types.h>
32#include <sys/cred.h>
33#include <sys/vnode.h>
34#include <sys/fs/snode.h>
35
36#ifdef	__cplusplus
37extern "C" {
38#endif
39
40#ifdef _KERNEL
41
42#ifndef _IN_PORT_T
43#define	_IN_PORT_T
44typedef uint16_t in_port_t;
45#endif
46
47/*
48 * Policy routines; in case we check privileges in-line.
49 *
50 * priv_policy
51 *		privilege debugging
52 *		audits success & failure
53 *		returns 0 on success, error on failure
54 *
55 * priv_policy_choice
56 *		determines extend of operation
57 *		audit on success
58 * 		returns a boolean_t indicating success (B_TRUE) or failure.
59 *
60 * priv_policy_only
61 *		when auditing is in appropriate (interrupt context)
62 *		to determine context of operation
63 * 		returns a boolean_t indicating success (B_TRUE) or failure.
64 *
65 */
66int priv_policy(const cred_t *, int, boolean_t, int, const char *);
67boolean_t priv_policy_only(const cred_t *, int, boolean_t);
68boolean_t priv_policy_choice(const cred_t *, int, boolean_t);
69
70struct kipc_perm;
71struct vfs;
72struct proc;
73
74int secpolicy_acct(const cred_t *);
75int secpolicy_allow_setid(const cred_t *, uid_t, boolean_t);
76int secpolicy_audit_config(const cred_t *);
77int secpolicy_audit_getattr(const cred_t *);
78int secpolicy_audit_modify(const cred_t *);
79int secpolicy_blacklist(const cred_t *);
80int secpolicy_chroot(const cred_t *);
81int secpolicy_clock_highres(const cred_t *);
82int secpolicy_console(const cred_t *);
83int secpolicy_contract_observer(const cred_t *, struct contract *);
84boolean_t secpolicy_contract_observer_choice(const cred_t *);
85int secpolicy_contract_event(const cred_t *);
86boolean_t secpolicy_contract_event_choice(const cred_t *);
87int secpolicy_coreadm(const cred_t *);
88int secpolicy_cpc_cpu(const cred_t *);
89int secpolicy_dispadm(const cred_t *);
90int secpolicy_error_inject(const cred_t *);
91int secpolicy_excl_open(const cred_t *);
92int secpolicy_fs_mount(cred_t *, vnode_t *, struct vfs *);
93int secpolicy_fs_unmount(cred_t *, struct vfs *);
94int secpolicy_fs_config(const cred_t *, const struct vfs *);
95int secpolicy_fs_linkdir(const cred_t *, const struct vfs *);
96int secpolicy_fs_minfree(const cred_t *, const struct vfs *);
97int secpolicy_fs_quota(const cred_t *, const struct vfs *);
98int secpolicy_idmap(const cred_t *);
99int secpolicy_ip(const cred_t *, int, boolean_t);
100int secpolicy_ip_config(const cred_t *, boolean_t);
101int secpolicy_ipc_access(const cred_t *, const struct kipc_perm *, mode_t);
102int secpolicy_ipc_config(const cred_t *);
103int secpolicy_ipc_owner(const cred_t *, const struct kipc_perm *);
104int secpolicy_kmdb(const cred_t *);
105int secpolicy_lock_memory(const cred_t *);
106int secpolicy_modctl(const cred_t *, int);
107int secpolicy_net(const cred_t *, int, boolean_t);
108int secpolicy_net_bindmlp(const cred_t *);
109int secpolicy_net_config(const cred_t *, boolean_t);
110int secpolicy_net_icmpaccess(const cred_t *);
111int secpolicy_net_mac_aware(const cred_t *);
112int secpolicy_net_privaddr(const cred_t *, in_port_t);
113int secpolicy_net_rawaccess(const cred_t *);
114boolean_t secpolicy_net_reply_equal(const cred_t *);
115int secpolicy_newproc(const cred_t *);
116int secpolicy_nfs(const cred_t *);
117int secpolicy_pcfs_modify_bootpartition(const cred_t *);
118int secpolicy_ponline(const cred_t *);
119int secpolicy_pool(const cred_t *);
120int secpolicy_power_mgmt(const cred_t *);
121int secpolicy_proc_access(const cred_t *);
122int secpolicy_proc_excl_open(const cred_t *);
123int secpolicy_proc_owner(const cred_t *, const cred_t *, int);
124int secpolicy_proc_zone(const cred_t *);
125int secpolicy_pset(const cred_t *);
126int secpolicy_rctlsys(const cred_t *, boolean_t);
127int secpolicy_resource(const cred_t *);
128int secpolicy_rpcmod_open(const cred_t *);
129int secpolicy_rsm_access(const cred_t *, uid_t, mode_t);
130int secpolicy_setpriority(const cred_t *);
131int secpolicy_settime(const cred_t *);
132int secpolicy_spec_open(const cred_t *, struct vnode *, int);
133int secpolicy_sti(const cred_t *);
134int secpolicy_swapctl(const cred_t *);
135int secpolicy_sys_config(const cred_t *, boolean_t);
136int secpolicy_zone_admin(const cred_t *, boolean_t);
137int secpolicy_zone_config(const cred_t *);
138int secpolicy_sys_devices(const cred_t *);
139int secpolicy_systeminfo(const cred_t *);
140int secpolicy_tasksys(const cred_t *);
141int secpolicy_vnode_access(const cred_t *, vnode_t *, uid_t, mode_t);
142int secpolicy_vnode_create_gid(const cred_t *);
143int secpolicy_vnode_owner(const cred_t *, uid_t);
144int secpolicy_vnode_remove(const cred_t *);
145int secpolicy_vnode_setdac(const cred_t *, uid_t);
146int secpolicy_vnode_setid_retain(const cred_t *, boolean_t);
147int secpolicy_vnode_setids_setgids(const cred_t *, gid_t);
148int secpolicy_vnode_stky_modify(const cred_t *);
149int secpolicy_zinject(const cred_t *);
150int secpolicy_zfs(const cred_t *);
151void secpolicy_setid_clear(vattr_t *, cred_t *);
152int secpolicy_setid_setsticky_clear(vnode_t *, vattr_t *,
153    const vattr_t *, cred_t *);
154
155int secpolicy_basic_exec(const cred_t *);
156int secpolicy_basic_fork(const cred_t *);
157int secpolicy_basic_proc(const cred_t *);
158int secpolicy_basic_procinfo(const cred_t *, struct proc *, struct proc *);
159int secpolicy_basic_link(const cred_t *);
160
161int secpolicy_gart_access(const cred_t *);
162int secpolicy_gart_map(const cred_t *);
163/*
164 * This function to be called from xxfs_setattr().
165 * Must be called with the node's attributes read-write locked.
166 *
167 *		cred_t *		- acting credentials
168 *		struct vnode *		- vnode we're operating on
169 *		struct vattr *va	- new attributes, va_mask may be
170 *					  changed on return from a call
171 *		struct vattr *oldva	- old attributes, need include owner
172 *					  and mode only
173 *		int flags		- setattr flags
174 *		int iaccess(void *node, int mode, cred_t *cr)
175 *					- non-locking internal access function
176 *						mode be checked
177 *						w/ VREAD|VWRITE|VEXEC, not fs
178 *						internal mode encoding.
179 *
180 *		void *node		- internal node (inode, tmpnode) to
181 *					  pass as arg to iaccess
182 */
183int secpolicy_vnode_setattr(cred_t *, struct vnode *, struct vattr *,
184    const struct vattr *, int, int (void *, int, cred_t *), void *);
185
186/*
187 * Test privilege. Audit success or failure, allow privilege debugging.
188 * Returns 0 for success, err for failure.
189 */
190#define	PRIV_POLICY(cred, priv, all, err, reason) \
191		priv_policy((cred), (priv), (all), (err), (reason))
192
193/*
194 * Test privilege. Audit success only, no privilege debugging.
195 * Returns 1 for success, and 0 for failure.
196 */
197#define	PRIV_POLICY_CHOICE(cred, priv, all) \
198		priv_policy_choice((cred), (priv), (all))
199
200/*
201 * Test privilege. No priv_debugging, no auditing.
202 * Returns 1 for success, and 0 for failure.
203 */
204
205#define	PRIV_POLICY_ONLY(cred, priv, all) \
206		priv_policy_only((cred), (priv), (all))
207
208
209#endif
210
211#ifdef	__cplusplus
212}
213#endif
214
215#endif	/* _SYS_POLICY_H */
216