1/*-
2 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
3 * Copyright (c) 2001, 2002 Networks Associates Technology, Inc.
4 * All rights reserved.
5 *
6 * This software was developed by Robert Watson for the TrustedBSD Project.
7 *
8 * This software was developed for the FreeBSD Project in part by NAI Labs,
9 * the Security Research Division of Network Associates, Inc. under
10 * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
11 * CHATS research program.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. The names of the authors may not be used to endorse or promote
22 * products derived from this software without specific prior written
23 * permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
| 1/*-
2 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
3 * Copyright (c) 2001, 2002 Networks Associates Technology, Inc.
4 * All rights reserved.
5 *
6 * This software was developed by Robert Watson for the TrustedBSD Project.
7 *
8 * This software was developed for the FreeBSD Project in part by NAI Labs,
9 * the Security Research Division of Network Associates, Inc. under
10 * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
11 * CHATS research program.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. The names of the authors may not be used to endorse or promote
22 * products derived from this software without specific prior written
23 * permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
|
38 */
39/*
40 * Userland/kernel interface for Mandatory Access Control.
41 *
42 * The POSIX.1e implementation page may be reached at:
43 * http://www.trustedbsd.org/
44 */
45#ifndef _SYS_MAC_H
46#define _SYS_MAC_H
47
48#include <sys/_label.h>
49
50#ifndef _POSIX_MAC
51#define _POSIX_MAC
52#endif
53
54/*
55 * XXXMAC: The single MAC extended attribute will be deprecated once
56 * compound EA writes on a single target file can be performed cleanly
57 * with UFS2.
58 */
59#define FREEBSD_MAC_EXTATTR_NAME "freebsd.mac"
60#define FREEBSD_MAC_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM
61
62/*
63 * MAC framework-related constants and limits.
64 */
65#define MAC_MAX_POLICY_NAME 32
66
67/*
68 * XXXMAC: Per-policy structures will be moved from mac.h to per-policy
69 * include files once the revised user interface is available.
70 */
71
72/*
73 * Structures and constants associated with a Biba Integrity policy.
74 * mac_biba represents a Biba label, with mb_type determining its properties,
75 * and mb_grade represents the hierarchal grade if valid for the current
76 * mb_type. These structures will move to mac_biba.h once we have dymamic
77 * labels exposed to userland.
78 */
79struct mac_biba_element {
80 u_short mbe_type;
81 u_short mbe_grade;
82};
83
84/*
85 * Biba labels consist of two components: a single label, and a label
86 * range. Depending on the context, one or both may be used; the mb_flags
87 * field permits the provider to indicate what fields are intended for
88 * use.
89 */
90struct mac_biba {
91 int mb_flags;
92 struct mac_biba_element mb_single;
93 struct mac_biba_element mb_rangelow, mb_rangehigh;
94};
95
96/*
97 * Structures and constants associated with a Multi-Level Security policy.
98 * mac_mls represents an MLS label, with mm_type determining its properties,
99 * and mm_level represents the hierarchal sensitivity level if valid for the
100 * current mm_type. These structures will move to mac_mls.h once we have
101 * dynamic labels exposed to userland.
102 */
103struct mac_mls_element {
104 u_short mme_type;
105 u_short mme_level;
106};
107
108/*
109 * MLS labels consist of two components: a single label, and a label
110 * range. Depending on the context, one or both may be used; the mb_flags
111 * field permits the provider to indicate what fields are intended for
112 * use.
113 */
114struct mac_mls {
115 int mm_flags;
116 struct mac_mls_element mm_single;
117 struct mac_mls_element mm_rangelow, mm_rangehigh;
118};
119
120/*
121 * Structures and constants associated with a Type Enforcement policy.
122 * mac_te represents a Type Enforcement label.
123 */
124#define MAC_TE_TYPE_MAXLEN 32
125struct mac_te {
126 char mt_type[MAC_TE_TYPE_MAXLEN+1]; /* TE type */
127};
128
129struct mac_sebsd {
130 uint32_t ms_psid; /* persistent sid storage */
131};
132
133/*
134 * Composite structures and constants which combine the various policy
135 * elements into common structures to be associated with subjects and
136 * objects.
137 */
138struct mac {
139 int m_macflags;
140 struct mac_biba m_biba;
141 struct mac_mls m_mls;
142 struct mac_te m_te;
143 struct mac_sebsd m_sebsd;
144};
145typedef struct mac *mac_t;
146
147#define MAC_FLAG_INITIALIZED 0x00000001 /* Is initialized. */
148
149#ifndef _KERNEL
150
151/*
152 * POSIX.1e functions visible in the application namespace.
153 */
154int mac_dominate(const mac_t _labela, const mac_t _labelb);
155int mac_equal(const mac_t labela, const mac_t _labelb);
156int mac_free(void *_buf_p);
157mac_t mac_from_text(const char *_text_p);
158mac_t mac_get_fd(int _fildes);
159mac_t mac_get_file(const char *_path_p);
160mac_t mac_get_proc(void);
161mac_t mac_glb(const mac_t _labela, const mac_t _labelb);
162mac_t mac_lub(const mac_t _labela, const mac_t _labelb);
163int mac_set_fd(int _fildes, const mac_t _label);
164int mac_set_file(const char *_path_p, mac_t _label);
165int mac_set_proc(const mac_t _label);
166ssize_t mac_size(mac_t _label);
167char * mac_to_text(const mac_t _label, size_t *_len_p);
168int mac_valid(const mac_t _label);
169
170/*
171 * Extensions to POSIX.1e visible in the application namespace.
172 */
173int mac_is_present_np(const char *_policyname);
174int mac_syscall(const char *_policyname, int call, void *arg);
175
176/*
177 * System calls wrapped by some POSIX.1e functions.
178 */
179int __mac_get_fd(int _fd, struct mac *_mac_p);
180int __mac_get_file(const char *_path_p, struct mac *_mac_p);
181int __mac_get_proc(struct mac *_mac_p);
182int __mac_set_fd(int fd, struct mac *_mac_p);
183int __mac_set_file(const char *_path_p, struct mac *_mac_p);
184int __mac_set_proc(struct mac *_mac_p);
185
186#else /* _KERNEL */
187
188/*
189 * Kernel functions to manage and evaluate labels.
190 */
191struct bpf_d;
192struct componentname;
193struct devfs_dirent;
194struct ifnet;
195struct ifreq;
196struct ipq;
197struct mbuf;
198struct mount;
199struct proc;
200struct sockaddr;
201struct socket;
202struct pipe;
203struct thread;
204struct timespec;
205struct ucred;
206struct uio;
207struct vattr;
208struct vnode;
209
210#include <sys/acl.h> /* XXX acl_type_t */
211
212struct vop_refreshlabel_args;
213struct vop_setlabel_args;
214
215/*
216 * Label operations.
217 */
218void mac_init_bpfdesc(struct bpf_d *);
219void mac_init_cred(struct ucred *);
220void mac_init_devfsdirent(struct devfs_dirent *);
221void mac_init_ifnet(struct ifnet *);
222void mac_init_ipq(struct ipq *);
223void mac_init_socket(struct socket *);
224void mac_init_pipe(struct pipe *);
225int mac_init_mbuf(struct mbuf *m, int how);
226void mac_init_mount(struct mount *);
227void mac_init_vnode(struct vnode *);
228void mac_destroy_bpfdesc(struct bpf_d *);
229void mac_destroy_cred(struct ucred *);
230void mac_destroy_devfsdirent(struct devfs_dirent *);
231void mac_destroy_ifnet(struct ifnet *);
232void mac_destroy_ipq(struct ipq *);
233void mac_destroy_socket(struct socket *);
234void mac_destroy_pipe(struct pipe *);
235void mac_destroy_mbuf(struct mbuf *);
236void mac_destroy_mount(struct mount *);
237void mac_destroy_vnode(struct vnode *);
238
239/*
240 * Labeling event operations: file system objects, and things that
241 * look a lot like file system objects.
242 */
243void mac_create_devfs_device(dev_t dev, struct devfs_dirent *de);
244void mac_create_devfs_directory(char *dirname, int dirnamelen,
245 struct devfs_dirent *de);
246void mac_create_devfs_vnode(struct devfs_dirent *de, struct vnode *vp);
| 38 */
39/*
40 * Userland/kernel interface for Mandatory Access Control.
41 *
42 * The POSIX.1e implementation page may be reached at:
43 * http://www.trustedbsd.org/
44 */
45#ifndef _SYS_MAC_H
46#define _SYS_MAC_H
47
48#include <sys/_label.h>
49
50#ifndef _POSIX_MAC
51#define _POSIX_MAC
52#endif
53
54/*
55 * XXXMAC: The single MAC extended attribute will be deprecated once
56 * compound EA writes on a single target file can be performed cleanly
57 * with UFS2.
58 */
59#define FREEBSD_MAC_EXTATTR_NAME "freebsd.mac"
60#define FREEBSD_MAC_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM
61
62/*
63 * MAC framework-related constants and limits.
64 */
65#define MAC_MAX_POLICY_NAME 32
66
67/*
68 * XXXMAC: Per-policy structures will be moved from mac.h to per-policy
69 * include files once the revised user interface is available.
70 */
71
72/*
73 * Structures and constants associated with a Biba Integrity policy.
74 * mac_biba represents a Biba label, with mb_type determining its properties,
75 * and mb_grade represents the hierarchal grade if valid for the current
76 * mb_type. These structures will move to mac_biba.h once we have dymamic
77 * labels exposed to userland.
78 */
79struct mac_biba_element {
80 u_short mbe_type;
81 u_short mbe_grade;
82};
83
84/*
85 * Biba labels consist of two components: a single label, and a label
86 * range. Depending on the context, one or both may be used; the mb_flags
87 * field permits the provider to indicate what fields are intended for
88 * use.
89 */
90struct mac_biba {
91 int mb_flags;
92 struct mac_biba_element mb_single;
93 struct mac_biba_element mb_rangelow, mb_rangehigh;
94};
95
96/*
97 * Structures and constants associated with a Multi-Level Security policy.
98 * mac_mls represents an MLS label, with mm_type determining its properties,
99 * and mm_level represents the hierarchal sensitivity level if valid for the
100 * current mm_type. These structures will move to mac_mls.h once we have
101 * dynamic labels exposed to userland.
102 */
103struct mac_mls_element {
104 u_short mme_type;
105 u_short mme_level;
106};
107
108/*
109 * MLS labels consist of two components: a single label, and a label
110 * range. Depending on the context, one or both may be used; the mb_flags
111 * field permits the provider to indicate what fields are intended for
112 * use.
113 */
114struct mac_mls {
115 int mm_flags;
116 struct mac_mls_element mm_single;
117 struct mac_mls_element mm_rangelow, mm_rangehigh;
118};
119
120/*
121 * Structures and constants associated with a Type Enforcement policy.
122 * mac_te represents a Type Enforcement label.
123 */
124#define MAC_TE_TYPE_MAXLEN 32
125struct mac_te {
126 char mt_type[MAC_TE_TYPE_MAXLEN+1]; /* TE type */
127};
128
129struct mac_sebsd {
130 uint32_t ms_psid; /* persistent sid storage */
131};
132
133/*
134 * Composite structures and constants which combine the various policy
135 * elements into common structures to be associated with subjects and
136 * objects.
137 */
138struct mac {
139 int m_macflags;
140 struct mac_biba m_biba;
141 struct mac_mls m_mls;
142 struct mac_te m_te;
143 struct mac_sebsd m_sebsd;
144};
145typedef struct mac *mac_t;
146
147#define MAC_FLAG_INITIALIZED 0x00000001 /* Is initialized. */
148
149#ifndef _KERNEL
150
151/*
152 * POSIX.1e functions visible in the application namespace.
153 */
154int mac_dominate(const mac_t _labela, const mac_t _labelb);
155int mac_equal(const mac_t labela, const mac_t _labelb);
156int mac_free(void *_buf_p);
157mac_t mac_from_text(const char *_text_p);
158mac_t mac_get_fd(int _fildes);
159mac_t mac_get_file(const char *_path_p);
160mac_t mac_get_proc(void);
161mac_t mac_glb(const mac_t _labela, const mac_t _labelb);
162mac_t mac_lub(const mac_t _labela, const mac_t _labelb);
163int mac_set_fd(int _fildes, const mac_t _label);
164int mac_set_file(const char *_path_p, mac_t _label);
165int mac_set_proc(const mac_t _label);
166ssize_t mac_size(mac_t _label);
167char * mac_to_text(const mac_t _label, size_t *_len_p);
168int mac_valid(const mac_t _label);
169
170/*
171 * Extensions to POSIX.1e visible in the application namespace.
172 */
173int mac_is_present_np(const char *_policyname);
174int mac_syscall(const char *_policyname, int call, void *arg);
175
176/*
177 * System calls wrapped by some POSIX.1e functions.
178 */
179int __mac_get_fd(int _fd, struct mac *_mac_p);
180int __mac_get_file(const char *_path_p, struct mac *_mac_p);
181int __mac_get_proc(struct mac *_mac_p);
182int __mac_set_fd(int fd, struct mac *_mac_p);
183int __mac_set_file(const char *_path_p, struct mac *_mac_p);
184int __mac_set_proc(struct mac *_mac_p);
185
186#else /* _KERNEL */
187
188/*
189 * Kernel functions to manage and evaluate labels.
190 */
191struct bpf_d;
192struct componentname;
193struct devfs_dirent;
194struct ifnet;
195struct ifreq;
196struct ipq;
197struct mbuf;
198struct mount;
199struct proc;
200struct sockaddr;
201struct socket;
202struct pipe;
203struct thread;
204struct timespec;
205struct ucred;
206struct uio;
207struct vattr;
208struct vnode;
209
210#include <sys/acl.h> /* XXX acl_type_t */
211
212struct vop_refreshlabel_args;
213struct vop_setlabel_args;
214
215/*
216 * Label operations.
217 */
218void mac_init_bpfdesc(struct bpf_d *);
219void mac_init_cred(struct ucred *);
220void mac_init_devfsdirent(struct devfs_dirent *);
221void mac_init_ifnet(struct ifnet *);
222void mac_init_ipq(struct ipq *);
223void mac_init_socket(struct socket *);
224void mac_init_pipe(struct pipe *);
225int mac_init_mbuf(struct mbuf *m, int how);
226void mac_init_mount(struct mount *);
227void mac_init_vnode(struct vnode *);
228void mac_destroy_bpfdesc(struct bpf_d *);
229void mac_destroy_cred(struct ucred *);
230void mac_destroy_devfsdirent(struct devfs_dirent *);
231void mac_destroy_ifnet(struct ifnet *);
232void mac_destroy_ipq(struct ipq *);
233void mac_destroy_socket(struct socket *);
234void mac_destroy_pipe(struct pipe *);
235void mac_destroy_mbuf(struct mbuf *);
236void mac_destroy_mount(struct mount *);
237void mac_destroy_vnode(struct vnode *);
238
239/*
240 * Labeling event operations: file system objects, and things that
241 * look a lot like file system objects.
242 */
243void mac_create_devfs_device(dev_t dev, struct devfs_dirent *de);
244void mac_create_devfs_directory(char *dirname, int dirnamelen,
245 struct devfs_dirent *de);
246void mac_create_devfs_vnode(struct devfs_dirent *de, struct vnode *vp);
|
247void mac_create_vnode(struct ucred *cred, struct vnode *parent,
248 struct vnode *child);
249void mac_create_mount(struct ucred *cred, struct mount *mp);
250void mac_create_root_mount(struct ucred *cred, struct mount *mp);
251void mac_relabel_vnode(struct ucred *cred, struct vnode *vp,
252 struct label *newlabel);
253void mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp);
254void mac_update_procfsvnode(struct vnode *vp, struct ucred *cred);
255void mac_update_vnode_from_mount(struct vnode *vp, struct mount *mp);
256
257/*
258 * Labeling event operations: IPC objects.
259 */
260void mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m);
261void mac_create_socket(struct ucred *cred, struct socket *socket);
262void mac_create_socket_from_socket(struct socket *oldsocket,
263 struct socket *newsocket);
264void mac_set_socket_peer_from_mbuf(struct mbuf *mbuf,
265 struct socket *socket);
266void mac_set_socket_peer_from_socket(struct socket *oldsocket,
267 struct socket *newsocket);
268void mac_create_pipe(struct ucred *cred, struct pipe *pipe);
269
270/*
271 * Labeling event operations: network objects.
272 */
273void mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d);
274void mac_create_ifnet(struct ifnet *ifp);
275void mac_create_ipq(struct mbuf *fragment, struct ipq *ipq);
276void mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram);
277void mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment);
278void mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf);
279void mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m);
280void mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m);
281void mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m);
282void mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
283 struct ifnet *ifnet, struct mbuf *newmbuf);
284void mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf);
285int mac_fragment_match(struct mbuf *fragment, struct ipq *ipq);
286void mac_update_ipq(struct mbuf *fragment, struct ipq *ipq);
287
288/*
289 * Labeling event operations: processes.
290 */
291void mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child);
292void mac_execve_transition(struct ucred *old, struct ucred *new,
293 struct vnode *vp);
294int mac_execve_will_transition(struct ucred *old, struct vnode *vp);
295void mac_create_proc0(struct ucred *cred);
296void mac_create_proc1(struct ucred *cred);
297void mac_thread_userret(struct thread *td);
298
299/* Access control checks. */
300int mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet);
301int mac_check_cred_visible(struct ucred *u1, struct ucred *u2);
302int mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m);
303int mac_check_mount_stat(struct ucred *cred, struct mount *mp);
304int mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
305 unsigned long cmd, void *data);
306int mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe);
307int mac_check_pipe_read(struct ucred *cred, struct pipe *pipe);
308int mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe);
309int mac_check_pipe_write(struct ucred *cred, struct pipe *pipe);
310int mac_check_proc_debug(struct ucred *cred, struct proc *proc);
311int mac_check_proc_sched(struct ucred *cred, struct proc *proc);
312int mac_check_proc_signal(struct ucred *cred, struct proc *proc,
313 int signum);
314int mac_check_socket_bind(struct ucred *cred, struct socket *so,
315 struct sockaddr *sockaddr);
316int mac_check_socket_connect(struct ucred *cred, struct socket *so,
317 struct sockaddr *sockaddr);
318int mac_check_socket_deliver(struct socket *so, struct mbuf *m);
319int mac_check_socket_listen(struct ucred *cred, struct socket *so);
320int mac_check_socket_visible(struct ucred *cred, struct socket *so);
321int mac_check_vnode_access(struct ucred *cred, struct vnode *vp,
322 int flags);
323int mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp);
324int mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp);
325int mac_check_vnode_create(struct ucred *cred, struct vnode *dvp,
326 struct componentname *cnp, struct vattr *vap);
327int mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
328 struct vnode *vp, struct componentname *cnp);
329int mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
330 acl_type_t type);
331int mac_check_vnode_exec(struct ucred *cred, struct vnode *vp);
332int mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
333 acl_type_t type);
334int mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
335 int attrnamespace, const char *name, struct uio *uio);
336int mac_check_vnode_link(struct ucred *cred, struct vnode *dvp,
337 struct vnode *vp, struct componentname *cnp);
338int mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
339 struct componentname *cnp);
340/* XXX This u_char should be vm_prot_t! */
341u_char mac_check_vnode_mmap_prot(struct ucred *cred, struct vnode *vp,
342 int newmapping);
343int mac_check_vnode_open(struct ucred *cred, struct vnode *vp,
344 mode_t acc_mode);
345int mac_check_vnode_poll(struct ucred *active_cred,
346 struct ucred *file_cred, struct vnode *vp);
347int mac_check_vnode_read(struct ucred *active_cred,
348 struct ucred *file_cred, struct vnode *vp);
349int mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp);
350int mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp);
351int mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
352 struct vnode *vp, struct componentname *cnp);
353int mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
354 struct vnode *vp, int samedir, struct componentname *cnp);
355int mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp);
356int mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
357 acl_type_t type, struct acl *acl);
358int mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
359 int attrnamespace, const char *name, struct uio *uio);
360int mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
361 u_long flags);
362int mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
363 mode_t mode);
364int mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
365 uid_t uid, gid_t gid);
366int mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
367 struct timespec atime, struct timespec mtime);
368int mac_check_vnode_stat(struct ucred *active_cred,
369 struct ucred *file_cred, struct vnode *vp);
370int mac_check_vnode_write(struct ucred *active_cred,
371 struct ucred *file_cred, struct vnode *vp);
372int mac_getsockopt_label_get(struct ucred *cred, struct socket *so,
373 struct mac *extmac);
374int mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so,
375 struct mac *extmac);
376int mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr,
377 struct ifnet *ifnet);
378int mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr,
379 struct ifnet *ifnet);
380int mac_setsockopt_label_set(struct ucred *cred, struct socket *so,
381 struct mac *extmac);
382int mac_pipe_label_set(struct ucred *cred, struct pipe *pipe,
383 struct label *label);
384
385/*
386 * Calls to help various file systems implement labeling functionality
387 * using their existing EA implementation.
388 */
389int vop_stdcreatevnode_ea(struct vnode *dvp, struct vnode *tvp,
390 struct ucred *cred);
391int vop_stdrefreshlabel_ea(struct vop_refreshlabel_args *ap);
392int vop_stdsetlabel_ea(struct vop_setlabel_args *ap);
393
394#endif /* _KERNEL */
395
396#endif /* !_SYS_MAC_H */
| 249void mac_create_vnode(struct ucred *cred, struct vnode *parent,
250 struct vnode *child);
251void mac_create_mount(struct ucred *cred, struct mount *mp);
252void mac_create_root_mount(struct ucred *cred, struct mount *mp);
253void mac_relabel_vnode(struct ucred *cred, struct vnode *vp,
254 struct label *newlabel);
255void mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp);
256void mac_update_procfsvnode(struct vnode *vp, struct ucred *cred);
257void mac_update_vnode_from_mount(struct vnode *vp, struct mount *mp);
258
259/*
260 * Labeling event operations: IPC objects.
261 */
262void mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m);
263void mac_create_socket(struct ucred *cred, struct socket *socket);
264void mac_create_socket_from_socket(struct socket *oldsocket,
265 struct socket *newsocket);
266void mac_set_socket_peer_from_mbuf(struct mbuf *mbuf,
267 struct socket *socket);
268void mac_set_socket_peer_from_socket(struct socket *oldsocket,
269 struct socket *newsocket);
270void mac_create_pipe(struct ucred *cred, struct pipe *pipe);
271
272/*
273 * Labeling event operations: network objects.
274 */
275void mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d);
276void mac_create_ifnet(struct ifnet *ifp);
277void mac_create_ipq(struct mbuf *fragment, struct ipq *ipq);
278void mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram);
279void mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment);
280void mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf);
281void mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m);
282void mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m);
283void mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m);
284void mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
285 struct ifnet *ifnet, struct mbuf *newmbuf);
286void mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf);
287int mac_fragment_match(struct mbuf *fragment, struct ipq *ipq);
288void mac_update_ipq(struct mbuf *fragment, struct ipq *ipq);
289
290/*
291 * Labeling event operations: processes.
292 */
293void mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child);
294void mac_execve_transition(struct ucred *old, struct ucred *new,
295 struct vnode *vp);
296int mac_execve_will_transition(struct ucred *old, struct vnode *vp);
297void mac_create_proc0(struct ucred *cred);
298void mac_create_proc1(struct ucred *cred);
299void mac_thread_userret(struct thread *td);
300
301/* Access control checks. */
302int mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet);
303int mac_check_cred_visible(struct ucred *u1, struct ucred *u2);
304int mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m);
305int mac_check_mount_stat(struct ucred *cred, struct mount *mp);
306int mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
307 unsigned long cmd, void *data);
308int mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe);
309int mac_check_pipe_read(struct ucred *cred, struct pipe *pipe);
310int mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe);
311int mac_check_pipe_write(struct ucred *cred, struct pipe *pipe);
312int mac_check_proc_debug(struct ucred *cred, struct proc *proc);
313int mac_check_proc_sched(struct ucred *cred, struct proc *proc);
314int mac_check_proc_signal(struct ucred *cred, struct proc *proc,
315 int signum);
316int mac_check_socket_bind(struct ucred *cred, struct socket *so,
317 struct sockaddr *sockaddr);
318int mac_check_socket_connect(struct ucred *cred, struct socket *so,
319 struct sockaddr *sockaddr);
320int mac_check_socket_deliver(struct socket *so, struct mbuf *m);
321int mac_check_socket_listen(struct ucred *cred, struct socket *so);
322int mac_check_socket_visible(struct ucred *cred, struct socket *so);
323int mac_check_vnode_access(struct ucred *cred, struct vnode *vp,
324 int flags);
325int mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp);
326int mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp);
327int mac_check_vnode_create(struct ucred *cred, struct vnode *dvp,
328 struct componentname *cnp, struct vattr *vap);
329int mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
330 struct vnode *vp, struct componentname *cnp);
331int mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
332 acl_type_t type);
333int mac_check_vnode_exec(struct ucred *cred, struct vnode *vp);
334int mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
335 acl_type_t type);
336int mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
337 int attrnamespace, const char *name, struct uio *uio);
338int mac_check_vnode_link(struct ucred *cred, struct vnode *dvp,
339 struct vnode *vp, struct componentname *cnp);
340int mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
341 struct componentname *cnp);
342/* XXX This u_char should be vm_prot_t! */
343u_char mac_check_vnode_mmap_prot(struct ucred *cred, struct vnode *vp,
344 int newmapping);
345int mac_check_vnode_open(struct ucred *cred, struct vnode *vp,
346 mode_t acc_mode);
347int mac_check_vnode_poll(struct ucred *active_cred,
348 struct ucred *file_cred, struct vnode *vp);
349int mac_check_vnode_read(struct ucred *active_cred,
350 struct ucred *file_cred, struct vnode *vp);
351int mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp);
352int mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp);
353int mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
354 struct vnode *vp, struct componentname *cnp);
355int mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
356 struct vnode *vp, int samedir, struct componentname *cnp);
357int mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp);
358int mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
359 acl_type_t type, struct acl *acl);
360int mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
361 int attrnamespace, const char *name, struct uio *uio);
362int mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
363 u_long flags);
364int mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
365 mode_t mode);
366int mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
367 uid_t uid, gid_t gid);
368int mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
369 struct timespec atime, struct timespec mtime);
370int mac_check_vnode_stat(struct ucred *active_cred,
371 struct ucred *file_cred, struct vnode *vp);
372int mac_check_vnode_write(struct ucred *active_cred,
373 struct ucred *file_cred, struct vnode *vp);
374int mac_getsockopt_label_get(struct ucred *cred, struct socket *so,
375 struct mac *extmac);
376int mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so,
377 struct mac *extmac);
378int mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr,
379 struct ifnet *ifnet);
380int mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr,
381 struct ifnet *ifnet);
382int mac_setsockopt_label_set(struct ucred *cred, struct socket *so,
383 struct mac *extmac);
384int mac_pipe_label_set(struct ucred *cred, struct pipe *pipe,
385 struct label *label);
386
387/*
388 * Calls to help various file systems implement labeling functionality
389 * using their existing EA implementation.
390 */
391int vop_stdcreatevnode_ea(struct vnode *dvp, struct vnode *tvp,
392 struct ucred *cred);
393int vop_stdrefreshlabel_ea(struct vop_refreshlabel_args *ap);
394int vop_stdsetlabel_ea(struct vop_setlabel_args *ap);
395
396#endif /* _KERNEL */
397
398#endif /* !_SYS_MAC_H */
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