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 * $FreeBSD$ 38 */ 39 /* 40 * Kernel interface for MAC policy modules. 41 */ 42 #ifndef _SYS_MAC_POLICY_H 43 #define _SYS_MAC_POLICY_H 44 45 /*- 46 * Pluggable access control policy definition structure. 47 * 48 * List of operations that are performed as part of the implementation 49 * of a MAC policy. Policy implementors declare operations with a 50 * mac_policy_ops structure, and using the MAC_POLICY_SET() macro. 51 * If an entry point is not declared, then then the policy will be ignored 52 * during evaluation of that event or check. 53 * 54 * Operations are sorted first by general class of operation, then 55 * alphabetically. 56 */ 57 struct mac_policy_conf; 58 struct mac_policy_ops { 59 /* 60 * Policy module operations. 61 */ 62 void (*mpo_destroy)(struct mac_policy_conf *mpc); 63 void (*mpo_init)(struct mac_policy_conf *mpc); 64 65 /* 66 * Label operations. 67 */ 68 void (*mpo_init_bpfdesc)(struct bpf_d *, struct label *label); 69 void (*mpo_init_cred)(struct ucred *, struct label *label); 70 void (*mpo_init_devfsdirent)(struct devfs_dirent *, 71 struct label *label); 72 void (*mpo_init_ifnet)(struct ifnet *, struct label *label); 73 void (*mpo_init_ipq)(struct ipq *ipq, struct label *label); 74 int (*mpo_init_mbuf)(struct mbuf *, int how, struct label *label); 75 void (*mpo_init_mount)(struct mount *, struct label *mntlabel, 76 struct label *fslabel); 77 void (*mpo_init_socket)(struct socket *so, struct label *label, 78 struct label *peerlabel); 79 void (*mpo_init_pipe)(struct pipe *pipe, struct label *label); 80 void (*mpo_init_temp)(struct label *label); 81 void (*mpo_init_vnode)(struct vnode *, struct label *label); 82 void (*mpo_destroy_bpfdesc)(struct bpf_d *, struct label *label); 83 void (*mpo_destroy_cred)(struct ucred *, struct label *label); 84 void (*mpo_destroy_devfsdirent)(struct devfs_dirent *de, 85 struct label *label); 86 void (*mpo_destroy_ifnet)(struct ifnet *, struct label *label); 87 void (*mpo_destroy_ipq)(struct ipq *ipq, struct label *label); 88 void (*mpo_destroy_mbuf)(struct mbuf *, struct label *label); 89 void (*mpo_destroy_mount)(struct mount *, struct label *mntlabel, 90 struct label *fslabel); 91 void (*mpo_destroy_socket)(struct socket *so, struct label *label, 92 struct label *peerlabel); 93 void (*mpo_destroy_pipe)(struct pipe *pipe, struct label *label); 94 void (*mpo_destroy_temp)(struct label *label); 95 void (*mpo_destroy_vnode)(struct vnode *, struct label *label); 96 int (*mpo_externalize)(struct label *label, struct mac *extmac); 97 int (*mpo_internalize)(struct label *label, struct mac *extmac); 98 99 /* 100 * Labeling event operations: file system objects, and things that 101 * look a lot like file system objects. 102 */ 103 void (*mpo_create_devfs_device)(dev_t dev, struct devfs_dirent *de, 104 struct label *label); 105 void (*mpo_create_devfs_directory)(char *dirname, int dirnamelen, 106 struct devfs_dirent *de, struct label *label); 107 void (*mpo_create_devfs_vnode)(struct devfs_dirent *de, 108 struct label *direntlabel, struct vnode *vp, 109 struct label *vnodelabel); 110 void (*mpo_create_vnode)(struct ucred *cred, struct vnode *parent, 111 struct label *parentlabel, struct vnode *child, 112 struct label *childlabel); 113 void (*mpo_create_mount)(struct ucred *cred, struct mount *mp, 114 struct label *mntlabel, struct label *fslabel); 115 void (*mpo_create_root_mount)(struct ucred *cred, struct mount *mp, 116 struct label *mountlabel, struct label *fslabel); 117 void (*mpo_relabel_vnode)(struct ucred *cred, struct vnode *vp, 118 struct label *vnodelabel, struct label *label); 119 int (*mpo_stdcreatevnode_ea)(struct vnode *vp, 120 struct label *vnodelabel); 121 void (*mpo_update_devfsdirent)(struct devfs_dirent *devfs_dirent, 122 struct label *direntlabel, struct vnode *vp, 123 struct label *vnodelabel); 124 void (*mpo_update_procfsvnode)(struct vnode *vp, 125 struct label *vnodelabel, struct ucred *cred); 126 int (*mpo_update_vnode_from_extattr)(struct vnode *vp, 127 struct label *vnodelabel, struct mount *mp, 128 struct label *fslabel); 129 int (*mpo_update_vnode_from_externalized)(struct vnode *vp, 130 struct label *vnodelabel, struct mac *mac); 131 void (*mpo_update_vnode_from_mount)(struct vnode *vp, 132 struct label *vnodelabel, struct mount *mp, 133 struct label *fslabel); 134 135 /* 136 * Labeling event operations: IPC objects. 137 */ 138 void (*mpo_create_mbuf_from_socket)(struct socket *so, 139 struct label *socketlabel, struct mbuf *m, 140 struct label *mbuflabel); 141 void (*mpo_create_socket)(struct ucred *cred, struct socket *so, 142 struct label *socketlabel); 143 void (*mpo_create_socket_from_socket)(struct socket *oldsocket, 144 struct label *oldsocketlabel, struct socket *newsocket, 145 struct label *newsocketlabel); 146 void (*mpo_relabel_socket)(struct ucred *cred, struct socket *so, 147 struct label *oldlabel, struct label *newlabel); 148 void (*mpo_relabel_pipe)(struct ucred *cred, struct pipe *pipe, 149 struct label *oldlabel, struct label *newlabel); 150 void (*mpo_set_socket_peer_from_mbuf)(struct mbuf *mbuf, 151 struct label *mbuflabel, struct socket *so, 152 struct label *socketpeerlabel); 153 void (*mpo_set_socket_peer_from_socket)(struct socket *oldsocket, 154 struct label *oldsocketlabel, struct socket *newsocket, 155 struct label *newsocketpeerlabel); 156 void (*mpo_create_pipe)(struct ucred *cred, struct pipe *pipe, 157 struct label *pipelabel); 158 159 /* 160 * Labeling event operations: network objects. 161 */ 162 void (*mpo_create_bpfdesc)(struct ucred *cred, struct bpf_d *bpf_d, 163 struct label *bpflabel); 164 void (*mpo_create_ifnet)(struct ifnet *ifnet, 165 struct label *ifnetlabel); 166 void (*mpo_create_ipq)(struct mbuf *fragment, 167 struct label *fragmentlabel, struct ipq *ipq, 168 struct label *ipqlabel); 169 void (*mpo_create_datagram_from_ipq) 170 (struct ipq *ipq, struct label *ipqlabel, 171 struct mbuf *datagram, struct label *datagramlabel); 172 void (*mpo_create_fragment)(struct mbuf *datagram, 173 struct label *datagramlabel, struct mbuf *fragment, 174 struct label *fragmentlabel); 175 void (*mpo_create_mbuf_from_mbuf)(struct mbuf *oldmbuf, 176 struct label *oldlabel, struct mbuf *newmbuf, 177 struct label *newlabel); 178 void (*mpo_create_mbuf_linklayer)(struct ifnet *ifnet, 179 struct label *ifnetlabel, struct mbuf *mbuf, 180 struct label *mbuflabel); 181 void (*mpo_create_mbuf_from_bpfdesc)(struct bpf_d *bpf_d, 182 struct label *bpflabel, struct mbuf *mbuf, 183 struct label *mbuflabel); 184 void (*mpo_create_mbuf_from_ifnet)(struct ifnet *ifnet, 185 struct label *ifnetlabel, struct mbuf *mbuf, 186 struct label *mbuflabel); 187 void (*mpo_create_mbuf_multicast_encap)(struct mbuf *oldmbuf, 188 struct label *oldmbuflabel, struct ifnet *ifnet, 189 struct label *ifnetlabel, struct mbuf *newmbuf, 190 struct label *newmbuflabel); 191 void (*mpo_create_mbuf_netlayer)(struct mbuf *oldmbuf, 192 struct label *oldmbuflabel, struct mbuf *newmbuf, 193 struct label *newmbuflabel); 194 int (*mpo_fragment_match)(struct mbuf *fragment, 195 struct label *fragmentlabel, struct ipq *ipq, 196 struct label *ipqlabel); 197 void (*mpo_relabel_ifnet)(struct ucred *cred, struct ifnet *ifnet, 198 struct label *ifnetlabel, struct label *newlabel); 199 void (*mpo_update_ipq)(struct mbuf *fragment, 200 struct label *fragmentlabel, struct ipq *ipq, 201 struct label *ipqlabel); 202 203 /* 204 * Labeling event operations: processes. 205 */ 206 void (*mpo_create_cred)(struct ucred *parent_cred, 207 struct ucred *child_cred); 208 void (*mpo_execve_transition)(struct ucred *old, struct ucred *new, 209 struct vnode *vp, struct label *vnodelabel); 210 int (*mpo_execve_will_transition)(struct ucred *old, 211 struct vnode *vp, struct label *vnodelabel); 212 void (*mpo_create_proc0)(struct ucred *cred); 213 void (*mpo_create_proc1)(struct ucred *cred); 214 void (*mpo_relabel_cred)(struct ucred *cred, 215 struct label *newlabel); 216 217 /* 218 * Access control checks. 219 */ 220 int (*mpo_check_bpfdesc_receive)(struct bpf_d *bpf_d, 221 struct label *bpflabel, struct ifnet *ifnet, 222 struct label *ifnetlabel); 223 int (*mpo_check_cred_relabel)(struct ucred *cred, 224 struct label *newlabel); 225 int (*mpo_check_cred_visible)(struct ucred *u1, struct ucred *u2); 226 int (*mpo_check_ifnet_relabel)(struct ucred *cred, 227 struct ifnet *ifnet, struct label *ifnetlabel, 228 struct label *newlabel); 229 int (*mpo_check_ifnet_transmit)(struct ifnet *ifnet, 230 struct label *ifnetlabel, struct mbuf *m, 231 struct label *mbuflabel); 232 int (*mpo_check_mount_stat)(struct ucred *cred, struct mount *mp, 233 struct label *mntlabel); 234 int (*mpo_check_pipe_ioctl)(struct ucred *cred, struct pipe *pipe, 235 struct label *pipelabel, unsigned long cmd, void *data); 236 int (*mpo_check_pipe_op)(struct ucred *cred, struct pipe *pipe, 237 struct label *pipelabel, int op); 238 int (*mpo_check_pipe_relabel)(struct ucred *cred, 239 struct pipe *pipe, struct label *pipelabel, 240 struct label *newlabel); 241 int (*mpo_check_proc_debug)(struct ucred *cred, 242 struct proc *proc); 243 int (*mpo_check_proc_sched)(struct ucred *cred, 244 struct proc *proc); 245 int (*mpo_check_proc_signal)(struct ucred *cred, 246 struct proc *proc, int signum); 247 int (*mpo_check_socket_bind)(struct ucred *cred, 248 struct socket *so, struct label *socketlabel, 249 struct sockaddr *sockaddr); 250 int (*mpo_check_socket_connect)(struct ucred *cred, 251 struct socket *so, struct label *socketlabel, 252 struct sockaddr *sockaddr); 253 int (*mpo_check_socket_deliver)(struct socket *so, 254 struct label *socketlabel, struct mbuf *m, 255 struct label *mbuflabel); 256 int (*mpo_check_socket_listen)(struct ucred *cred, 257 struct socket *so, struct label *socketlabel); 258 int (*mpo_check_socket_relabel)(struct ucred *cred, 259 struct socket *so, struct label *socketlabel, 260 struct label *newlabel); 261 int (*mpo_check_socket_visible)(struct ucred *cred, 262 struct socket *so, struct label *socketlabel); 263 int (*mpo_check_vnode_access)(struct ucred *cred, 264 struct vnode *vp, struct label *label, int flags); 265 int (*mpo_check_vnode_chdir)(struct ucred *cred, 266 struct vnode *dvp, struct label *dlabel); 267 int (*mpo_check_vnode_chroot)(struct ucred *cred, 268 struct vnode *dvp, struct label *dlabel); 269 int (*mpo_check_vnode_create)(struct ucred *cred, 270 struct vnode *dvp, struct label *dlabel, 271 struct componentname *cnp, struct vattr *vap); 272 int (*mpo_check_vnode_delete)(struct ucred *cred, 273 struct vnode *dvp, struct label *dlabel, 274 struct vnode *vp, void *label, struct componentname *cnp); 275 int (*mpo_check_vnode_deleteacl)(struct ucred *cred, 276 struct vnode *vp, struct label *label, acl_type_t type); 277 int (*mpo_check_vnode_exec)(struct ucred *cred, struct vnode *vp, 278 struct label *label); 279 int (*mpo_check_vnode_getacl)(struct ucred *cred, 280 struct vnode *vp, struct label *label, acl_type_t type); 281 int (*mpo_check_vnode_getextattr)(struct ucred *cred, 282 struct vnode *vp, struct label *label, int attrnamespace, 283 const char *name, struct uio *uio); 284 int (*mpo_check_vnode_lookup)(struct ucred *cred, 285 struct vnode *dvp, struct label *dlabel, 286 struct componentname *cnp); 287 vm_prot_t (*mpo_check_vnode_mmap_perms)(struct ucred *cred, 288 struct vnode *vp, struct label *label, int newmapping); 289 int (*mpo_check_vnode_op)(struct ucred *cred, struct vnode *vp, 290 struct label *label, int op); 291 int (*mpo_check_vnode_open)(struct ucred *cred, struct vnode *vp, 292 struct label *label, mode_t acc_mode); 293 int (*mpo_check_vnode_readdir)(struct ucred *cred, 294 struct vnode *dvp, struct label *dlabel); 295 int (*mpo_check_vnode_readlink)(struct ucred *cred, 296 struct vnode *vp, struct label *label); 297 int (*mpo_check_vnode_relabel)(struct ucred *cred, 298 struct vnode *vp, struct label *vnodelabel, 299 struct label *newlabel); 300 int (*mpo_check_vnode_rename_from)(struct ucred *cred, 301 struct vnode *dvp, struct label *dlabel, struct vnode *vp, 302 struct label *label, struct componentname *cnp); 303 int (*mpo_check_vnode_rename_to)(struct ucred *cred, 304 struct vnode *dvp, struct label *dlabel, struct vnode *vp, 305 struct label *label, int samedir, 306 struct componentname *cnp); 307 int (*mpo_check_vnode_revoke)(struct ucred *cred, 308 struct vnode *vp, struct label *label); 309 int (*mpo_check_vnode_setacl)(struct ucred *cred, 310 struct vnode *vp, struct label *label, acl_type_t type, 311 struct acl *acl); 312 int (*mpo_check_vnode_setextattr)(struct ucred *cred, 313 struct vnode *vp, struct label *label, int attrnamespace, 314 const char *name, struct uio *uio); 315 int (*mpo_check_vnode_setflags)(struct ucred *cred, 316 struct vnode *vp, struct label *label, u_long flags); 317 int (*mpo_check_vnode_setmode)(struct ucred *cred, 318 struct vnode *vp, struct label *label, mode_t mode); 319 int (*mpo_check_vnode_setowner)(struct ucred *cred, 320 struct vnode *vp, struct label *label, uid_t uid, 321 gid_t gid); 322 int (*mpo_check_vnode_setutimes)(struct ucred *cred, 323 struct vnode *vp, struct label *label, 324 struct timespec atime, struct timespec mtime); 325 int (*mpo_check_vnode_stat)(struct ucred *cred, struct vnode *vp, 326 struct label *label); 327 }; 328 329 typedef const void *macop_t; 330 331 enum mac_op_constant { 332 MAC_OP_LAST, 333 MAC_DESTROY, 334 MAC_INIT, 335 MAC_INIT_BPFDESC, 336 MAC_INIT_CRED, 337 MAC_INIT_DEVFSDIRENT, 338 MAC_INIT_IFNET, 339 MAC_INIT_IPQ, 340 MAC_INIT_MBUF, 341 MAC_INIT_MOUNT, 342 MAC_INIT_PIPE, 343 MAC_INIT_SOCKET, 344 MAC_INIT_TEMP, 345 MAC_INIT_VNODE, 346 MAC_DESTROY_BPFDESC, 347 MAC_DESTROY_CRED, 348 MAC_DESTROY_DEVFSDIRENT, 349 MAC_DESTROY_IFNET, 350 MAC_DESTROY_IPQ, 351 MAC_DESTROY_MBUF, 352 MAC_DESTROY_MOUNT, 353 MAC_DESTROY_PIPE, 354 MAC_DESTROY_SOCKET, 355 MAC_DESTROY_TEMP, 356 MAC_DESTROY_VNODE, 357 MAC_EXTERNALIZE, 358 MAC_INTERNALIZE, 359 MAC_CREATE_DEVFS_DEVICE, 360 MAC_CREATE_DEVFS_DIRECTORY, 361 MAC_CREATE_DEVFS_VNODE, 362 MAC_CREATE_VNODE, 363 MAC_CREATE_MOUNT, 364 MAC_CREATE_ROOT_MOUNT, 365 MAC_RELABEL_VNODE, 366 MAC_STDCREATEVNODE_EA, 367 MAC_UPDATE_DEVFSDIRENT, 368 MAC_UPDATE_PROCFSVNODE, 369 MAC_UPDATE_VNODE_FROM_EXTATTR, 370 MAC_UPDATE_VNODE_FROM_EXTERNALIZED, 371 MAC_UPDATE_VNODE_FROM_MOUNT, 372 MAC_CREATE_MBUF_FROM_SOCKET, 373 MAC_CREATE_PIPE, 374 MAC_CREATE_SOCKET, 375 MAC_CREATE_SOCKET_FROM_SOCKET, 376 MAC_RELABEL_PIPE, 377 MAC_RELABEL_SOCKET, 378 MAC_SET_SOCKET_PEER_FROM_MBUF, 379 MAC_SET_SOCKET_PEER_FROM_SOCKET, 380 MAC_CREATE_BPFDESC, 381 MAC_CREATE_DATAGRAM_FROM_IPQ, 382 MAC_CREATE_IFNET, 383 MAC_CREATE_IPQ, 384 MAC_CREATE_FRAGMENT, 385 MAC_CREATE_MBUF_FROM_MBUF, 386 MAC_CREATE_MBUF_LINKLAYER, 387 MAC_CREATE_MBUF_FROM_BPFDESC, 388 MAC_CREATE_MBUF_FROM_IFNET, 389 MAC_CREATE_MBUF_MULTICAST_ENCAP, 390 MAC_CREATE_MBUF_NETLAYER, 391 MAC_FRAGMENT_MATCH, 392 MAC_RELABEL_IFNET, 393 MAC_UPDATE_IPQ, 394 MAC_CREATE_CRED, 395 MAC_EXECVE_TRANSITION, 396 MAC_EXECVE_WILL_TRANSITION, 397 MAC_CREATE_PROC0, 398 MAC_CREATE_PROC1, 399 MAC_RELABEL_CRED, 400 MAC_CHECK_BPFDESC_RECEIVE, 401 MAC_CHECK_CRED_RELABEL, 402 MAC_CHECK_CRED_VISIBLE, 403 MAC_CHECK_IFNET_RELABEL, 404 MAC_CHECK_IFNET_TRANSMIT, 405 MAC_CHECK_MOUNT_STAT, 406 MAC_CHECK_PIPE_IOCTL, 407 MAC_CHECK_PIPE_OP, 408 MAC_CHECK_PIPE_RELABEL, 409 MAC_CHECK_PROC_DEBUG, 410 MAC_CHECK_PROC_SCHED, 411 MAC_CHECK_PROC_SIGNAL, 412 MAC_CHECK_SOCKET_BIND, 413 MAC_CHECK_SOCKET_CONNECT, 414 MAC_CHECK_SOCKET_DELIVER, 415 MAC_CHECK_SOCKET_LISTEN, 416 MAC_CHECK_SOCKET_RELABEL, 417 MAC_CHECK_SOCKET_VISIBLE, 418 MAC_CHECK_VNODE_ACCESS, 419 MAC_CHECK_VNODE_CHDIR, 420 MAC_CHECK_VNODE_CHROOT, 421 MAC_CHECK_VNODE_CREATE, 422 MAC_CHECK_VNODE_DELETE, 423 MAC_CHECK_VNODE_DELETEACL, 424 MAC_CHECK_VNODE_EXEC, 425 MAC_CHECK_VNODE_GETACL, 426 MAC_CHECK_VNODE_GETEXTATTR, 427 MAC_CHECK_VNODE_LOOKUP, 428 MAC_CHECK_VNODE_MMAP_PERMS, 429 MAC_CHECK_VNODE_OP, 430 MAC_CHECK_VNODE_OPEN, 431 MAC_CHECK_VNODE_READDIR, 432 MAC_CHECK_VNODE_READLINK, 433 MAC_CHECK_VNODE_RELABEL, 434 MAC_CHECK_VNODE_RENAME_FROM, 435 MAC_CHECK_VNODE_RENAME_TO, 436 MAC_CHECK_VNODE_REVOKE, 437 MAC_CHECK_VNODE_SETACL, 438 MAC_CHECK_VNODE_SETEXTATTR, 439 MAC_CHECK_VNODE_SETFLAGS, 440 MAC_CHECK_VNODE_SETMODE, 441 MAC_CHECK_VNODE_SETOWNER, 442 MAC_CHECK_VNODE_SETUTIMES, 443 MAC_CHECK_VNODE_STAT, 444 }; 445 446 struct mac_policy_op_entry { 447 enum mac_op_constant mpe_constant; /* what this hook implements */ 448 macop_t mpe_function; /* hook's implementation */ 449 }; 450 451 struct mac_policy_conf { 452 char *mpc_name; /* policy name */ 453 char *mpc_fullname; /* policy full name */ 454 struct mac_policy_ops *mpc_ops; /* policy operations */ 455 struct mac_policy_op_entry *mpc_entries; /* ops to fill in */ 456 int mpc_loadtime_flags; /* flags */ 457 int *mpc_field_off; /* security field */ 458 int mpc_runtime_flags; /* flags */ 459 LIST_ENTRY(mac_policy_conf) mpc_list; /* global list */ 460 }; 461 462 /* Flags for the mpc_loadtime_flags field. */ 463 #define MPC_LOADTIME_FLAG_NOTLATE 0x00000001 464 #define MPC_LOADTIME_FLAG_UNLOADOK 0x00000002 465 466 /* Flags for the mpc_runtime_flags field. */ 467 #define MPC_RUNTIME_FLAG_REGISTERED 0x00000001 468 469 #define MAC_POLICY_SET(mpents, mpname, mpfullname, mpflags, privdata_wanted) \ 470 static struct mac_policy_conf mpname##_mac_policy_conf = { \ 471 #mpname, \ 472 mpfullname, \ 473 NULL, \ 474 mpents, \ 475 mpflags, \ 476 privdata_wanted, \ 477 0, \ 478 }; \ 479 static moduledata_t mpname##_mod = { \ 480 #mpname, \ 481 mac_policy_modevent, \ 482 &mpname##_mac_policy_conf \ 483 }; \ 484 MODULE_DEPEND(mpname, kernel_mac_support, 1, 1, 1); \ 485 DECLARE_MODULE(mpname, mpname##_mod, SI_SUB_MAC_POLICY, \ 486 SI_ORDER_MIDDLE) 487 488 int mac_policy_modevent(module_t mod, int type, void *data); 489 490 #define LABEL_TO_SLOT(l, s) (l)->l_perpolicy[s] 491 492 #endif /* !_SYS_MAC_POLICY_H */ 493