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 *
37 * $FreeBSD: head/sys/security/mac/mac_framework.h 106212 2002-10-30 17:56:57Z rwatson $
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#define MAC_MAX_LABEL_ELEMENT_NAME 32
67#define MAC_MAX_LABEL_ELEMENT_DATA 4096
68#define MAC_MAX_LABEL_BUF_LEN 8192
69
70struct mac {
71 size_t m_buflen;
72 char *m_string;
73};
74
75typedef struct mac *mac_t;
76
77#ifndef _KERNEL
78
79/*
80 * Location of the userland MAC framework configuration file. mac.conf
81 * binds policy names to shared libraries that understand those policies,
82 * as well as setting defaults for MAC-aware applications.
83 */
84#define MAC_CONFFILE "/etc/mac.conf"
85
86/*
87 * Extended non-POSIX.1e interfaces that offer additional services
88 * available from the userland and kernel MAC frameworks.
89 */
90int mac_free(mac_t _label);
91int mac_from_text(mac_t *_label, const char *_text);
92int mac_get_fd(int _fd, mac_t _label);
93int mac_get_file(const char *_path, mac_t _label);
94int mac_get_link(const char *_path, mac_t _label);
95int mac_get_pid(pid_t _pid, mac_t _label);
96int mac_get_proc(mac_t _label);
97int mac_is_present(const char *_policyname);
98int mac_prepare(mac_t *_label, char *_elements);
99int mac_prepare_file_label(mac_t *_label);
100int mac_prepare_ifnet_label(mac_t *_label);
101int mac_prepare_process_label(mac_t *_label);
102int mac_set_fd(int _fildes, const mac_t _label);
103int mac_set_file(const char *_path, mac_t _label);
104int mac_set_link(const char *_path, mac_t _label);
105int mac_set_proc(const mac_t _label);
106int mac_syscall(const char *_policyname, int _call, void *_arg);
107int mac_to_text(mac_t mac, char **_text);
108
109#else /* _KERNEL */
110
111/*
112 * Kernel functions to manage and evaluate labels.
113 */
114struct bpf_d;
115struct componentname;
116struct devfs_dirent;
117struct ifnet;
118struct ifreq;
119struct ipq;
120struct mbuf;
121struct mount;
122struct proc;
123struct sockaddr;
124struct socket;
125struct pipe;
126struct thread;
127struct timespec;
128struct ucred;
129struct uio;
130struct vattr;
131struct vnode;
132
133#include <sys/acl.h> /* XXX acl_type_t */
134
135struct vop_refreshlabel_args;
136struct vop_setlabel_args;
137
138/*
139 * Label operations.
140 */
141void mac_init_bpfdesc(struct bpf_d *);
142void mac_init_cred(struct ucred *);
143void mac_init_devfsdirent(struct devfs_dirent *);
144void mac_init_ifnet(struct ifnet *);
145void mac_init_ipq(struct ipq *);
146int mac_init_socket(struct socket *, int flag);
147void mac_init_pipe(struct pipe *);
148int mac_init_mbuf(struct mbuf *m, int flag);
149void mac_init_mount(struct mount *);
150void mac_init_vnode(struct vnode *);
151void mac_init_vnode_label(struct label *);
152void mac_copy_vnode_label(struct label *, struct label *label);
153void mac_destroy_bpfdesc(struct bpf_d *);
154void mac_destroy_cred(struct ucred *);
155void mac_destroy_devfsdirent(struct devfs_dirent *);
156void mac_destroy_ifnet(struct ifnet *);
157void mac_destroy_ipq(struct ipq *);
158void mac_destroy_socket(struct socket *);
159void mac_destroy_pipe(struct pipe *);
160void mac_destroy_mbuf(struct mbuf *);
161void mac_destroy_mount(struct mount *);
162void mac_destroy_vnode(struct vnode *);
163void mac_destroy_vnode_label(struct label *);
164
165/*
166 * Labeling event operations: file system objects, and things that
167 * look a lot like file system objects.
168 */
169void mac_associate_vnode_devfs(struct mount *mp, struct devfs_dirent *de,
170 struct vnode *vp);
171int mac_associate_vnode_extattr(struct mount *mp, struct vnode *vp);
172void mac_associate_vnode_singlelabel(struct mount *mp, struct vnode *vp);
173void mac_create_devfs_device(dev_t dev, struct devfs_dirent *de);
174void mac_create_devfs_directory(char *dirname, int dirnamelen,
175 struct devfs_dirent *de);
176void mac_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
177 struct devfs_dirent *de);
178void mac_create_devfs_vnode(struct devfs_dirent *de, struct vnode *vp);
179int mac_create_vnode_extattr(struct ucred *cred, struct mount *mp,
180 struct vnode *dvp, struct vnode *vp, struct componentname *cnp);
181void mac_create_mount(struct ucred *cred, struct mount *mp);
182void mac_create_root_mount(struct ucred *cred, struct mount *mp);
183void mac_relabel_vnode(struct ucred *cred, struct vnode *vp,
184 struct label *newlabel);
185void mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp);
186
187/*
188 * Labeling event operations: IPC objects.
189 */
190void mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m);
191void mac_create_socket(struct ucred *cred, struct socket *socket);
192void mac_create_socket_from_socket(struct socket *oldsocket,
193 struct socket *newsocket);
194void mac_set_socket_peer_from_mbuf(struct mbuf *mbuf,
195 struct socket *socket);
196void mac_set_socket_peer_from_socket(struct socket *oldsocket,
197 struct socket *newsocket);
198void mac_create_pipe(struct ucred *cred, struct pipe *pipe);
199
200/*
201 * Labeling event operations: network objects.
202 */
203void mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d);
204void mac_create_ifnet(struct ifnet *ifp);
205void mac_create_ipq(struct mbuf *fragment, struct ipq *ipq);
206void mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram);
207void mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment);
208void mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf);
209void mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m);
210void mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m);
211void mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m);
212void mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
213 struct ifnet *ifnet, struct mbuf *newmbuf);
214void mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf);
215int mac_fragment_match(struct mbuf *fragment, struct ipq *ipq);
216void mac_update_ipq(struct mbuf *fragment, struct ipq *ipq);
217
218/*
219 * Labeling event operations: processes.
220 */
221void mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child);
222void mac_execve_transition(struct ucred *old, struct ucred *new,
223 struct vnode *vp);
224int mac_execve_will_transition(struct ucred *old, struct vnode *vp);
225void mac_create_proc0(struct ucred *cred);
226void mac_create_proc1(struct ucred *cred);
227void mac_thread_userret(struct thread *td);
228
229/* Access control checks. */
230int mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet);
231int mac_check_cred_visible(struct ucred *u1, struct ucred *u2);
232int mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m);
233int mac_check_mount_stat(struct ucred *cred, struct mount *mp);
234int mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
235 unsigned long cmd, void *data);
236int mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe);
237int mac_check_pipe_read(struct ucred *cred, struct pipe *pipe);
238int mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe);
239int mac_check_pipe_write(struct ucred *cred, struct pipe *pipe);
240int mac_check_proc_debug(struct ucred *cred, struct proc *proc);
241int mac_check_proc_sched(struct ucred *cred, struct proc *proc);
242int mac_check_proc_signal(struct ucred *cred, struct proc *proc,
243 int signum);
244int mac_check_socket_bind(struct ucred *cred, struct socket *so,
245 struct sockaddr *sockaddr);
246int mac_check_socket_connect(struct ucred *cred, struct socket *so,
247 struct sockaddr *sockaddr);
248int mac_check_socket_deliver(struct socket *so, struct mbuf *m);
249int mac_check_socket_listen(struct ucred *cred, struct socket *so);
250int mac_check_socket_receive(struct ucred *cred, struct socket *so);
251int mac_check_socket_send(struct ucred *cred, struct socket *so);
252int mac_check_socket_visible(struct ucred *cred, struct socket *so);
253int mac_check_system_reboot(struct ucred *cred, int howto);
254int mac_check_system_swapon(struct ucred *cred, struct vnode *vp);
255int mac_check_system_sysctl(struct ucred *cred, int *name,
256 u_int namelen, void *old, size_t *oldlenp, int inkernel,
257 void *new, size_t newlen);
258int mac_check_vnode_access(struct ucred *cred, struct vnode *vp,
259 int acc_mode);
260int mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp);
261int mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp);
262int mac_check_vnode_create(struct ucred *cred, struct vnode *dvp,
263 struct componentname *cnp, struct vattr *vap);
264int mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
265 struct vnode *vp, struct componentname *cnp);
266int mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
267 acl_type_t type);
268int mac_check_vnode_exec(struct ucred *cred, struct vnode *vp);
269int mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
270 acl_type_t type);
271int mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
272 int attrnamespace, const char *name, struct uio *uio);
273int mac_check_vnode_link(struct ucred *cred, struct vnode *dvp,
274 struct vnode *vp, struct componentname *cnp);
275int mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
276 struct componentname *cnp);
277int mac_check_vnode_mmap(struct ucred *cred, struct vnode *vp,
278 int prot);
279int mac_check_vnode_mprotect(struct ucred *cred, struct vnode *vp,
280 int prot);
281int mac_check_vnode_open(struct ucred *cred, struct vnode *vp,
282 int acc_mode);
283int mac_check_vnode_poll(struct ucred *active_cred,
284 struct ucred *file_cred, struct vnode *vp);
285int mac_check_vnode_read(struct ucred *active_cred,
286 struct ucred *file_cred, struct vnode *vp);
287int mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp);
288int mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp);
289int mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
290 struct vnode *vp, struct componentname *cnp);
291int mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
292 struct vnode *vp, int samedir, struct componentname *cnp);
293int mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp);
294int mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
295 acl_type_t type, struct acl *acl);
296int mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
297 int attrnamespace, const char *name, struct uio *uio);
298int mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
299 u_long flags);
300int mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
301 mode_t mode);
302int mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
303 uid_t uid, gid_t gid);
304int mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
305 struct timespec atime, struct timespec mtime);
306int mac_check_vnode_stat(struct ucred *active_cred,
307 struct ucred *file_cred, struct vnode *vp);
308int mac_check_vnode_write(struct ucred *active_cred,
309 struct ucred *file_cred, struct vnode *vp);
310int mac_getsockopt_label_get(struct ucred *cred, struct socket *so,
311 struct mac *extmac);
312int mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so,
313 struct mac *extmac);
314int mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr,
315 struct ifnet *ifnet);
316int mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr,
317 struct ifnet *ifnet);
318int mac_setsockopt_label_set(struct ucred *cred, struct socket *so,
319 struct mac *extmac);
320int mac_pipe_label_set(struct ucred *cred, struct pipe *pipe,
321 struct label *label);
322
323/*
324 * Calls to help various file systems implement labeling functionality
325 * using their existing EA implementation.
326 */
327int vop_stdsetlabel_ea(struct vop_setlabel_args *ap);
328
329#endif /* !_KERNEL */
330
331#endif /* !_SYS_MAC_H */
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 *
37 * $FreeBSD: head/sys/security/mac/mac_framework.h 106212 2002-10-30 17:56:57Z rwatson $
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#define MAC_MAX_LABEL_ELEMENT_NAME 32
67#define MAC_MAX_LABEL_ELEMENT_DATA 4096
68#define MAC_MAX_LABEL_BUF_LEN 8192
69
70struct mac {
71 size_t m_buflen;
72 char *m_string;
73};
74
75typedef struct mac *mac_t;
76
77#ifndef _KERNEL
78
79/*
80 * Location of the userland MAC framework configuration file. mac.conf
81 * binds policy names to shared libraries that understand those policies,
82 * as well as setting defaults for MAC-aware applications.
83 */
84#define MAC_CONFFILE "/etc/mac.conf"
85
86/*
87 * Extended non-POSIX.1e interfaces that offer additional services
88 * available from the userland and kernel MAC frameworks.
89 */
90int mac_free(mac_t _label);
91int mac_from_text(mac_t *_label, const char *_text);
92int mac_get_fd(int _fd, mac_t _label);
93int mac_get_file(const char *_path, mac_t _label);
94int mac_get_link(const char *_path, mac_t _label);
95int mac_get_pid(pid_t _pid, mac_t _label);
96int mac_get_proc(mac_t _label);
97int mac_is_present(const char *_policyname);
98int mac_prepare(mac_t *_label, char *_elements);
99int mac_prepare_file_label(mac_t *_label);
100int mac_prepare_ifnet_label(mac_t *_label);
101int mac_prepare_process_label(mac_t *_label);
102int mac_set_fd(int _fildes, const mac_t _label);
103int mac_set_file(const char *_path, mac_t _label);
104int mac_set_link(const char *_path, mac_t _label);
105int mac_set_proc(const mac_t _label);
106int mac_syscall(const char *_policyname, int _call, void *_arg);
107int mac_to_text(mac_t mac, char **_text);
108
109#else /* _KERNEL */
110
111/*
112 * Kernel functions to manage and evaluate labels.
113 */
114struct bpf_d;
115struct componentname;
116struct devfs_dirent;
117struct ifnet;
118struct ifreq;
119struct ipq;
120struct mbuf;
121struct mount;
122struct proc;
123struct sockaddr;
124struct socket;
125struct pipe;
126struct thread;
127struct timespec;
128struct ucred;
129struct uio;
130struct vattr;
131struct vnode;
132
133#include <sys/acl.h> /* XXX acl_type_t */
134
135struct vop_refreshlabel_args;
136struct vop_setlabel_args;
137
138/*
139 * Label operations.
140 */
141void mac_init_bpfdesc(struct bpf_d *);
142void mac_init_cred(struct ucred *);
143void mac_init_devfsdirent(struct devfs_dirent *);
144void mac_init_ifnet(struct ifnet *);
145void mac_init_ipq(struct ipq *);
146int mac_init_socket(struct socket *, int flag);
147void mac_init_pipe(struct pipe *);
148int mac_init_mbuf(struct mbuf *m, int flag);
149void mac_init_mount(struct mount *);
150void mac_init_vnode(struct vnode *);
151void mac_init_vnode_label(struct label *);
152void mac_copy_vnode_label(struct label *, struct label *label);
153void mac_destroy_bpfdesc(struct bpf_d *);
154void mac_destroy_cred(struct ucred *);
155void mac_destroy_devfsdirent(struct devfs_dirent *);
156void mac_destroy_ifnet(struct ifnet *);
157void mac_destroy_ipq(struct ipq *);
158void mac_destroy_socket(struct socket *);
159void mac_destroy_pipe(struct pipe *);
160void mac_destroy_mbuf(struct mbuf *);
161void mac_destroy_mount(struct mount *);
162void mac_destroy_vnode(struct vnode *);
163void mac_destroy_vnode_label(struct label *);
164
165/*
166 * Labeling event operations: file system objects, and things that
167 * look a lot like file system objects.
168 */
169void mac_associate_vnode_devfs(struct mount *mp, struct devfs_dirent *de,
170 struct vnode *vp);
171int mac_associate_vnode_extattr(struct mount *mp, struct vnode *vp);
172void mac_associate_vnode_singlelabel(struct mount *mp, struct vnode *vp);
173void mac_create_devfs_device(dev_t dev, struct devfs_dirent *de);
174void mac_create_devfs_directory(char *dirname, int dirnamelen,
175 struct devfs_dirent *de);
176void mac_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
177 struct devfs_dirent *de);
178void mac_create_devfs_vnode(struct devfs_dirent *de, struct vnode *vp);
179int mac_create_vnode_extattr(struct ucred *cred, struct mount *mp,
180 struct vnode *dvp, struct vnode *vp, struct componentname *cnp);
181void mac_create_mount(struct ucred *cred, struct mount *mp);
182void mac_create_root_mount(struct ucred *cred, struct mount *mp);
183void mac_relabel_vnode(struct ucred *cred, struct vnode *vp,
184 struct label *newlabel);
185void mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp);
186
187/*
188 * Labeling event operations: IPC objects.
189 */
190void mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m);
191void mac_create_socket(struct ucred *cred, struct socket *socket);
192void mac_create_socket_from_socket(struct socket *oldsocket,
193 struct socket *newsocket);
194void mac_set_socket_peer_from_mbuf(struct mbuf *mbuf,
195 struct socket *socket);
196void mac_set_socket_peer_from_socket(struct socket *oldsocket,
197 struct socket *newsocket);
198void mac_create_pipe(struct ucred *cred, struct pipe *pipe);
199
200/*
201 * Labeling event operations: network objects.
202 */
203void mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d);
204void mac_create_ifnet(struct ifnet *ifp);
205void mac_create_ipq(struct mbuf *fragment, struct ipq *ipq);
206void mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram);
207void mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment);
208void mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf);
209void mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m);
210void mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m);
211void mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m);
212void mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
213 struct ifnet *ifnet, struct mbuf *newmbuf);
214void mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf);
215int mac_fragment_match(struct mbuf *fragment, struct ipq *ipq);
216void mac_update_ipq(struct mbuf *fragment, struct ipq *ipq);
217
218/*
219 * Labeling event operations: processes.
220 */
221void mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child);
222void mac_execve_transition(struct ucred *old, struct ucred *new,
223 struct vnode *vp);
224int mac_execve_will_transition(struct ucred *old, struct vnode *vp);
225void mac_create_proc0(struct ucred *cred);
226void mac_create_proc1(struct ucred *cred);
227void mac_thread_userret(struct thread *td);
228
229/* Access control checks. */
230int mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet);
231int mac_check_cred_visible(struct ucred *u1, struct ucred *u2);
232int mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m);
233int mac_check_mount_stat(struct ucred *cred, struct mount *mp);
234int mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
235 unsigned long cmd, void *data);
236int mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe);
237int mac_check_pipe_read(struct ucred *cred, struct pipe *pipe);
238int mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe);
239int mac_check_pipe_write(struct ucred *cred, struct pipe *pipe);
240int mac_check_proc_debug(struct ucred *cred, struct proc *proc);
241int mac_check_proc_sched(struct ucred *cred, struct proc *proc);
242int mac_check_proc_signal(struct ucred *cred, struct proc *proc,
243 int signum);
244int mac_check_socket_bind(struct ucred *cred, struct socket *so,
245 struct sockaddr *sockaddr);
246int mac_check_socket_connect(struct ucred *cred, struct socket *so,
247 struct sockaddr *sockaddr);
248int mac_check_socket_deliver(struct socket *so, struct mbuf *m);
249int mac_check_socket_listen(struct ucred *cred, struct socket *so);
250int mac_check_socket_receive(struct ucred *cred, struct socket *so);
251int mac_check_socket_send(struct ucred *cred, struct socket *so);
252int mac_check_socket_visible(struct ucred *cred, struct socket *so);
253int mac_check_system_reboot(struct ucred *cred, int howto);
254int mac_check_system_swapon(struct ucred *cred, struct vnode *vp);
255int mac_check_system_sysctl(struct ucred *cred, int *name,
256 u_int namelen, void *old, size_t *oldlenp, int inkernel,
257 void *new, size_t newlen);
258int mac_check_vnode_access(struct ucred *cred, struct vnode *vp,
259 int acc_mode);
260int mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp);
261int mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp);
262int mac_check_vnode_create(struct ucred *cred, struct vnode *dvp,
263 struct componentname *cnp, struct vattr *vap);
264int mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
265 struct vnode *vp, struct componentname *cnp);
266int mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
267 acl_type_t type);
268int mac_check_vnode_exec(struct ucred *cred, struct vnode *vp);
269int mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
270 acl_type_t type);
271int mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
272 int attrnamespace, const char *name, struct uio *uio);
273int mac_check_vnode_link(struct ucred *cred, struct vnode *dvp,
274 struct vnode *vp, struct componentname *cnp);
275int mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
276 struct componentname *cnp);
277int mac_check_vnode_mmap(struct ucred *cred, struct vnode *vp,
278 int prot);
279int mac_check_vnode_mprotect(struct ucred *cred, struct vnode *vp,
280 int prot);
281int mac_check_vnode_open(struct ucred *cred, struct vnode *vp,
282 int acc_mode);
283int mac_check_vnode_poll(struct ucred *active_cred,
284 struct ucred *file_cred, struct vnode *vp);
285int mac_check_vnode_read(struct ucred *active_cred,
286 struct ucred *file_cred, struct vnode *vp);
287int mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp);
288int mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp);
289int mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
290 struct vnode *vp, struct componentname *cnp);
291int mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
292 struct vnode *vp, int samedir, struct componentname *cnp);
293int mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp);
294int mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
295 acl_type_t type, struct acl *acl);
296int mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
297 int attrnamespace, const char *name, struct uio *uio);
298int mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
299 u_long flags);
300int mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
301 mode_t mode);
302int mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
303 uid_t uid, gid_t gid);
304int mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
305 struct timespec atime, struct timespec mtime);
306int mac_check_vnode_stat(struct ucred *active_cred,
307 struct ucred *file_cred, struct vnode *vp);
308int mac_check_vnode_write(struct ucred *active_cred,
309 struct ucred *file_cred, struct vnode *vp);
310int mac_getsockopt_label_get(struct ucred *cred, struct socket *so,
311 struct mac *extmac);
312int mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so,
313 struct mac *extmac);
314int mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr,
315 struct ifnet *ifnet);
316int mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr,
317 struct ifnet *ifnet);
318int mac_setsockopt_label_set(struct ucred *cred, struct socket *so,
319 struct mac *extmac);
320int mac_pipe_label_set(struct ucred *cred, struct pipe *pipe,
321 struct label *label);
322
323/*
324 * Calls to help various file systems implement labeling functionality
325 * using their existing EA implementation.
326 */
327int vop_stdsetlabel_ea(struct vop_setlabel_args *ap);
328
329#endif /* !_KERNEL */
330
331#endif /* !_SYS_MAC_H */