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 (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
23 * Copyright 2013, Joyent, Inc. All rights reserved.
24 */
25
26 #ifndef _SYS_POLICY_H
27 #define _SYS_POLICY_H
28
29 #include <sys/types.h>
30 #include <sys/cred.h>
31 #include <sys/vnode.h>
32 #include <sys/fs/snode.h>
33
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37
38 #ifdef _KERNEL
39
40 #ifndef _IN_PORT_T
41 #define _IN_PORT_T
42 typedef uint16_t in_port_t;
43 #endif
44
45 /*
46 * Policy routines; in case we check privileges in-line.
47 *
48 * priv_policy
49 * privilege debugging
50 * audits success & failure
51 * returns 0 on success, error on failure
52 *
53 * priv_policy_choice
54 * determines extend of operation
55 * audit on success
56 * returns a boolean_t indicating success (B_TRUE) or failure.
57 *
58 * priv_policy_only
59 * when auditing is in appropriate (interrupt context)
60 * to determine context of operation
61 * returns a boolean_t indicating success (B_TRUE) or failure.
62 *
63 */
64 int priv_policy(const cred_t *, int, boolean_t, int, const char *);
65 boolean_t priv_policy_only(const cred_t *, int, boolean_t);
66 boolean_t priv_policy_choice(const cred_t *, int, boolean_t);
67
68 struct kipc_perm;
69 struct vfs;
70 struct proc;
71 struct priv_set;
72
73 int secpolicy_acct(const cred_t *);
74 int secpolicy_require_privs(const cred_t *, const struct priv_set *);
75 int secpolicy_allow_setid(const cred_t *, uid_t, boolean_t);
76 int secpolicy_audit_config(const cred_t *);
77 int secpolicy_audit_getattr(const cred_t *, boolean_t);
78 int secpolicy_audit_modify(const cred_t *);
79 int secpolicy_blacklist(const cred_t *);
80 int secpolicy_chroot(const cred_t *);
81 int secpolicy_clock_highres(const cred_t *);
82 int secpolicy_console(const cred_t *);
83 int secpolicy_contract_identity(const cred_t *);
84 int secpolicy_contract_observer(const cred_t *, struct contract *);
85 boolean_t secpolicy_contract_observer_choice(const cred_t *);
86 int secpolicy_contract_event(const cred_t *);
87 boolean_t secpolicy_contract_event_choice(const cred_t *);
88 int secpolicy_coreadm(const cred_t *);
89 int secpolicy_cpc_cpu(const cred_t *);
90 int secpolicy_dispadm(const cred_t *);
91 int secpolicy_error_inject(const cred_t *);
92 int secpolicy_excl_open(const cred_t *);
93 int secpolicy_fs_allowed_mount(const char *);
94 int secpolicy_fs_config(const cred_t *, const struct vfs *);
95 int secpolicy_fs_linkdir(const cred_t *, const struct vfs *);
96 int secpolicy_fs_minfree(const cred_t *, const struct vfs *);
97 int secpolicy_fs_mount(cred_t *, vnode_t *, struct vfs *);
98 int secpolicy_fs_quota(const cred_t *, const struct vfs *);
99 int secpolicy_fs_unmount(cred_t *, struct vfs *);
100 int secpolicy_idmap(const cred_t *);
101 int secpolicy_ip(const cred_t *, int, boolean_t);
102 int secpolicy_ip_config(const cred_t *, boolean_t);
103 int secpolicy_dl_config(const cred_t *);
104 int secpolicy_iptun_config(const cred_t *);
105 int secpolicy_ipc_access(const cred_t *, const struct kipc_perm *, mode_t);
106 int secpolicy_ipc_config(const cred_t *);
107 int secpolicy_ipc_owner(const cred_t *, const struct kipc_perm *);
108 int secpolicy_kmdb(const cred_t *);
109 int secpolicy_lock_memory(const cred_t *);
110 int secpolicy_modctl(const cred_t *, int);
111 int secpolicy_net(const cred_t *, int, boolean_t);
112 int secpolicy_net_bindmlp(const cred_t *);
113 int secpolicy_net_config(const cred_t *, boolean_t);
114 int secpolicy_net_icmpaccess(const cred_t *);
115 int secpolicy_net_mac_aware(const cred_t *);
116 int secpolicy_net_mac_implicit(const cred_t *);
117 int secpolicy_net_observability(const cred_t *);
118 int secpolicy_net_privaddr(const cred_t *, in_port_t, int proto);
119 int secpolicy_net_rawaccess(const cred_t *);
120 boolean_t secpolicy_net_reply_equal(const cred_t *);
121 int secpolicy_newproc(const cred_t *);
122 int secpolicy_nfs(const cred_t *);
123 int secpolicy_pbind(const cred_t *);
124 int secpolicy_pcfs_modify_bootpartition(const cred_t *);
125 int secpolicy_pfexec_register(const cred_t *);
126 int secpolicy_ponline(const cred_t *);
127 int secpolicy_pool(const cred_t *);
128 int secpolicy_power_mgmt(const cred_t *);
129 int secpolicy_ppp_config(const cred_t *);
130 int secpolicy_proc_access(const cred_t *);
131 int secpolicy_proc_excl_open(const cred_t *);
132 int secpolicy_proc_owner(const cred_t *, const cred_t *, int);
133 int secpolicy_proc_zone(const cred_t *);
134 int secpolicy_pset(const cred_t *);
135 int secpolicy_rctlsys(const cred_t *, boolean_t);
136 int secpolicy_resource(const cred_t *);
137 int secpolicy_resource_anon_mem(const cred_t *);
138 int secpolicy_rpcmod_open(const cred_t *);
139 int secpolicy_rsm_access(const cred_t *, uid_t, mode_t);
140 int secpolicy_raisepriority(const cred_t *);
141 int secpolicy_setpriority(const cred_t *);
142 int secpolicy_settime(const cred_t *);
143 int secpolicy_smb(const cred_t *);
144 int secpolicy_smbfs_login(const cred_t *, uid_t);
145 int secpolicy_spec_open(const cred_t *, struct vnode *, int);
146 int secpolicy_sti(const cred_t *);
147 int secpolicy_swapctl(const cred_t *);
148 int secpolicy_sys_config(const cred_t *, boolean_t);
149 int secpolicy_zone_admin(const cred_t *, boolean_t);
150 int secpolicy_zone_config(const cred_t *);
151 int secpolicy_sys_devices(const cred_t *);
152 int secpolicy_systeminfo(const cred_t *);
153 int secpolicy_tasksys(const cred_t *);
154 int secpolicy_vnode_access(const cred_t *, vnode_t *, uid_t, mode_t);
155 int secpolicy_vnode_access2(const cred_t *, vnode_t *, uid_t, mode_t, mode_t);
156 int secpolicy_vnode_any_access(const cred_t *, vnode_t *, uid_t);
157 int secpolicy_vnode_chown(const cred_t *, uid_t);
158 int secpolicy_vnode_create_gid(const cred_t *);
159 int secpolicy_vnode_owner(const cred_t *, uid_t);
160 int secpolicy_vnode_remove(const cred_t *);
161 int secpolicy_vnode_setdac(const cred_t *, uid_t);
162 int secpolicy_vnode_setid_retain(const cred_t *, boolean_t);
163 int secpolicy_vnode_setids_setgids(const cred_t *, gid_t);
164 int secpolicy_vnode_stky_modify(const cred_t *);
165 int secpolicy_vscan(const cred_t *);
166 int secpolicy_zinject(const cred_t *);
167 int secpolicy_zfs(const cred_t *);
168 int secpolicy_ucode_update(const cred_t *);
169 int secpolicy_sadopen(const cred_t *);
170 void secpolicy_setid_clear(vattr_t *, cred_t *);
171 void secpolicy_fs_mount_clearopts(cred_t *, struct vfs *);
172 int secpolicy_setid_setsticky_clear(vnode_t *, vattr_t *,
173 const vattr_t *, cred_t *);
174 int secpolicy_xvattr(xvattr_t *, uid_t, cred_t *, vtype_t);
175 int secpolicy_xvm_control(const cred_t *);
176
177 int secpolicy_basic_exec(const cred_t *, vnode_t *);
178 int secpolicy_basic_fork(const cred_t *);
179 int secpolicy_basic_link(const cred_t *);
180 int secpolicy_basic_file_read(const cred_t *, vnode_t *, const char *);
181 int secpolicy_basic_file_write(const cred_t *, vnode_t *, const char *);
182 int secpolicy_basic_net_access(const cred_t *);
183 int secpolicy_basic_proc(const cred_t *);
184 int secpolicy_basic_procinfo(const cred_t *, struct proc *, struct proc *);
185
186 int secpolicy_gart_access(const cred_t *);
187 int secpolicy_gart_map(const cred_t *);
188 /*
189 * This function to be called from xxfs_setattr().
190 * Must be called with the node's attributes read-write locked.
191 *
192 * cred_t * - acting credentials
193 * struct vnode * - vnode we're operating on
194 * struct vattr *va - new attributes, va_mask may be
195 * changed on return from a call
196 * struct vattr *oldva - old attributes, need include owner
197 * and mode only
198 * int flags - setattr flags
199 * int iaccess(void *node, int mode, cred_t *cr)
200 * - non-locking internal access function
201 * mode be checked
202 * w/ VREAD|VWRITE|VEXEC, not fs
203 * internal mode encoding.
204 *
205 * void *node - internal node (inode, tmpnode) to
206 * pass as arg to iaccess
207 */
208 int secpolicy_vnode_setattr(cred_t *, struct vnode *, struct vattr *,
209 const struct vattr *, int, int (void *, int, cred_t *), void *);
210
211 /*
212 * Test privilege. Audit success or failure, allow privilege debugging.
213 * Returns 0 for success, err for failure.
214 */
215 #define PRIV_POLICY(cred, priv, all, err, reason) \
216 priv_policy((cred), (priv), (all), (err), (reason))
217
218 /*
219 * Test privilege. Audit success only, no privilege debugging.
220 * Returns 1 for success, and 0 for failure.
221 */
222 #define PRIV_POLICY_CHOICE(cred, priv, all) \
223 priv_policy_choice((cred), (priv), (all))
224
225 /*
226 * Test privilege. No priv_debugging, no auditing.
227 * Returns 1 for success, and 0 for failure.
228 */
229
230 #define PRIV_POLICY_ONLY(cred, priv, all) \
231 priv_policy_only((cred), (priv), (all))
232
233
234 #endif
235
236 #ifdef __cplusplus
237 }
238 #endif
239
240 #endif /* _SYS_POLICY_H */