mac_framework.h revision 119546
1100978Srwatson/*- 2100978Srwatson * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson 3113681Srwatson * Copyright (c) 2001, 2002, 2003 Networks Associates Technology, Inc. 4100978Srwatson * All rights reserved. 5100978Srwatson * 6100978Srwatson * This software was developed by Robert Watson for the TrustedBSD Project. 7100978Srwatson * 8106392Srwatson * This software was developed for the FreeBSD Project in part by Network 9106392Srwatson * Associates Laboratories, the Security Research Division of Network 10106392Srwatson * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), 11106392Srwatson * as part of the DARPA CHATS research program. 12100978Srwatson * 13100978Srwatson * Redistribution and use in source and binary forms, with or without 14100978Srwatson * modification, are permitted provided that the following conditions 15100978Srwatson * are met: 16100978Srwatson * 1. Redistributions of source code must retain the above copyright 17100978Srwatson * notice, this list of conditions and the following disclaimer. 18100978Srwatson * 2. Redistributions in binary form must reproduce the above copyright 19100978Srwatson * notice, this list of conditions and the following disclaimer in the 20100978Srwatson * documentation and/or other materials provided with the distribution. 21100978Srwatson * 22100978Srwatson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 23100978Srwatson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24100978Srwatson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25100978Srwatson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 26100978Srwatson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27100978Srwatson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28100978Srwatson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29100978Srwatson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30100978Srwatson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31100978Srwatson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32100978Srwatson * SUCH DAMAGE. 33100978Srwatson * 34100978Srwatson * $FreeBSD: head/sys/security/mac/mac_framework.h 119546 2003-08-29 02:43:57Z rwatson $ 35100978Srwatson */ 36100978Srwatson/* 37100978Srwatson * Userland/kernel interface for Mandatory Access Control. 38100978Srwatson * 39100978Srwatson * The POSIX.1e implementation page may be reached at: 40100978Srwatson * http://www.trustedbsd.org/ 41100978Srwatson */ 42100978Srwatson#ifndef _SYS_MAC_H 43100978Srwatson#define _SYS_MAC_H 44100978Srwatson 45101826Srwatson#include <sys/_label.h> 46101826Srwatson 47100978Srwatson#ifndef _POSIX_MAC 48100978Srwatson#define _POSIX_MAC 49100978Srwatson#endif 50100978Srwatson 51100978Srwatson/* 52102123Srwatson * MAC framework-related constants and limits. 53102123Srwatson */ 54105693Srwatson#define MAC_MAX_POLICY_NAME 32 55105693Srwatson#define MAC_MAX_LABEL_ELEMENT_NAME 32 56105693Srwatson#define MAC_MAX_LABEL_ELEMENT_DATA 4096 57105693Srwatson#define MAC_MAX_LABEL_BUF_LEN 8192 58102123Srwatson 59105693Srwatsonstruct mac { 60105693Srwatson size_t m_buflen; 61105693Srwatson char *m_string; 62105693Srwatson}; 63105693Srwatson 64105693Srwatsontypedef struct mac *mac_t; 65105693Srwatson 66105693Srwatson#ifndef _KERNEL 67105693Srwatson 68102123Srwatson/* 69105693Srwatson * Location of the userland MAC framework configuration file. mac.conf 70105693Srwatson * binds policy names to shared libraries that understand those policies, 71105693Srwatson * as well as setting defaults for MAC-aware applications. 72100978Srwatson */ 73105693Srwatson#define MAC_CONFFILE "/etc/mac.conf" 74100978Srwatson 75100978Srwatson/* 76105693Srwatson * Extended non-POSIX.1e interfaces that offer additional services 77105693Srwatson * available from the userland and kernel MAC frameworks. 78100978Srwatson */ 79119546Srwatsonint mac_execve(char *fname, char **argv, char **envv, mac_t _label); 80119546Srwatsonint mac_free(mac_t _label); 81119546Srwatsonint mac_from_text(mac_t *_label, const char *_text); 82119546Srwatsonint mac_get_fd(int _fd, mac_t _label); 83119546Srwatsonint mac_get_file(const char *_path, mac_t _label); 84119546Srwatsonint mac_get_link(const char *_path, mac_t _label); 85119546Srwatsonint mac_get_pid(pid_t _pid, mac_t _label); 86119546Srwatsonint mac_get_proc(mac_t _label); 87119546Srwatsonint mac_is_present(const char *_policyname); 88119546Srwatsonint mac_prepare(mac_t *_label, const char *_elements); 89119546Srwatsonint mac_prepare_file_label(mac_t *_label); 90119546Srwatsonint mac_prepare_ifnet_label(mac_t *_label); 91119546Srwatsonint mac_prepare_process_label(mac_t *_label); 92119546Srwatsonint mac_prepare_type(mac_t *_label, const char *_type); 93119546Srwatsonint mac_set_fd(int _fildes, const mac_t _label); 94119546Srwatsonint mac_set_file(const char *_path, mac_t _label); 95119546Srwatsonint mac_set_link(const char *_path, mac_t _label); 96119546Srwatsonint mac_set_proc(const mac_t _label); 97119546Srwatsonint mac_syscall(const char *_policyname, int _call, void *_arg); 98119546Srwatsonint mac_to_text(mac_t mac, char **_text); 99105693Srwatson 100106093Srwatson#else /* _KERNEL */ 101105693Srwatson 102105693Srwatson/* 103100978Srwatson * Kernel functions to manage and evaluate labels. 104100978Srwatson */ 105100978Srwatsonstruct bpf_d; 106100978Srwatsonstruct componentname; 107100978Srwatsonstruct devfs_dirent; 108100978Srwatsonstruct ifnet; 109100978Srwatsonstruct ifreq; 110106468Srwatsonstruct image_params; 111100978Srwatsonstruct ipq; 112113487Srwatsonstruct m_tag; 113100978Srwatsonstruct mbuf; 114100978Srwatsonstruct mount; 115100978Srwatsonstruct proc; 116100978Srwatsonstruct sockaddr; 117100978Srwatsonstruct socket; 118100978Srwatsonstruct pipe; 119104338Srwatsonstruct thread; 120100978Srwatsonstruct timespec; 121100978Srwatsonstruct ucred; 122100978Srwatsonstruct uio; 123100978Srwatsonstruct vattr; 124100978Srwatsonstruct vnode; 125100978Srwatson 126100978Srwatson#include <sys/acl.h> /* XXX acl_type_t */ 127100978Srwatson 128100978Srwatsonstruct vop_setlabel_args; 129100978Srwatson 130100978Srwatson/* 131100978Srwatson * Label operations. 132100978Srwatson */ 133100978Srwatsonvoid mac_init_bpfdesc(struct bpf_d *); 134100978Srwatsonvoid mac_init_cred(struct ucred *); 135100978Srwatsonvoid mac_init_devfsdirent(struct devfs_dirent *); 136100978Srwatsonvoid mac_init_ifnet(struct ifnet *); 137112675Srwatsonint mac_init_ipq(struct ipq *, int flag); 138104541Srwatsonint mac_init_socket(struct socket *, int flag); 139100978Srwatsonvoid mac_init_pipe(struct pipe *); 140113487Srwatsonint mac_init_mbuf(struct mbuf *mbuf, int flag); 141113487Srwatsonint mac_init_mbuf_tag(struct m_tag *, int flag); 142100978Srwatsonvoid mac_init_mount(struct mount *); 143107105Srwatsonvoid mac_init_proc(struct proc *); 144100978Srwatsonvoid mac_init_vnode(struct vnode *); 145105988Srwatsonvoid mac_init_vnode_label(struct label *); 146113487Srwatsonvoid mac_copy_mbuf_tag(struct m_tag *, struct m_tag *); 147105988Srwatsonvoid mac_copy_vnode_label(struct label *, struct label *label); 148100978Srwatsonvoid mac_destroy_bpfdesc(struct bpf_d *); 149100978Srwatsonvoid mac_destroy_cred(struct ucred *); 150100978Srwatsonvoid mac_destroy_devfsdirent(struct devfs_dirent *); 151100978Srwatsonvoid mac_destroy_ifnet(struct ifnet *); 152100978Srwatsonvoid mac_destroy_ipq(struct ipq *); 153100978Srwatsonvoid mac_destroy_socket(struct socket *); 154100978Srwatsonvoid mac_destroy_pipe(struct pipe *); 155107105Srwatsonvoid mac_destroy_proc(struct proc *); 156113487Srwatsonvoid mac_destroy_mbuf_tag(struct m_tag *); 157100978Srwatsonvoid mac_destroy_mount(struct mount *); 158100978Srwatsonvoid mac_destroy_vnode(struct vnode *); 159105988Srwatsonvoid mac_destroy_vnode_label(struct label *); 160100978Srwatson 161100978Srwatson/* 162100978Srwatson * Labeling event operations: file system objects, and things that 163100978Srwatson * look a lot like file system objects. 164100978Srwatson */ 165105988Srwatsonvoid mac_associate_vnode_devfs(struct mount *mp, struct devfs_dirent *de, 166105988Srwatson struct vnode *vp); 167105988Srwatsonint mac_associate_vnode_extattr(struct mount *mp, struct vnode *vp); 168105988Srwatsonvoid mac_associate_vnode_singlelabel(struct mount *mp, struct vnode *vp); 169107698Srwatsonvoid mac_create_devfs_device(struct mount *mp, dev_t dev, 170100978Srwatson struct devfs_dirent *de); 171107698Srwatsonvoid mac_create_devfs_directory(struct mount *mp, char *dirname, 172107698Srwatson int dirnamelen, struct devfs_dirent *de); 173107698Srwatsonvoid mac_create_devfs_symlink(struct ucred *cred, struct mount *mp, 174107698Srwatson struct devfs_dirent *dd, struct devfs_dirent *de); 175105988Srwatsonint mac_create_vnode_extattr(struct ucred *cred, struct mount *mp, 176105988Srwatson struct vnode *dvp, struct vnode *vp, struct componentname *cnp); 177100978Srwatsonvoid mac_create_mount(struct ucred *cred, struct mount *mp); 178100978Srwatsonvoid mac_create_root_mount(struct ucred *cred, struct mount *mp); 179100978Srwatsonvoid mac_relabel_vnode(struct ucred *cred, struct vnode *vp, 180100978Srwatson struct label *newlabel); 181107698Srwatsonvoid mac_update_devfsdirent(struct mount *mp, struct devfs_dirent *de, 182107698Srwatson struct vnode *vp); 183100978Srwatson 184100978Srwatson/* 185100978Srwatson * Labeling event operations: IPC objects. 186100978Srwatson */ 187100978Srwatsonvoid mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m); 188100978Srwatsonvoid mac_create_socket(struct ucred *cred, struct socket *socket); 189100978Srwatsonvoid mac_create_socket_from_socket(struct socket *oldsocket, 190100978Srwatson struct socket *newsocket); 191100978Srwatsonvoid mac_set_socket_peer_from_mbuf(struct mbuf *mbuf, 192100978Srwatson struct socket *socket); 193100978Srwatsonvoid mac_set_socket_peer_from_socket(struct socket *oldsocket, 194100978Srwatson struct socket *newsocket); 195100978Srwatsonvoid mac_create_pipe(struct ucred *cred, struct pipe *pipe); 196100978Srwatson 197100978Srwatson/* 198100978Srwatson * Labeling event operations: network objects. 199100978Srwatson */ 200100978Srwatsonvoid mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d); 201100978Srwatsonvoid mac_create_ifnet(struct ifnet *ifp); 202100978Srwatsonvoid mac_create_ipq(struct mbuf *fragment, struct ipq *ipq); 203100978Srwatsonvoid mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram); 204100978Srwatsonvoid mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment); 205100978Srwatsonvoid mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf); 206100978Srwatsonvoid mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m); 207100978Srwatsonvoid mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m); 208100978Srwatsonvoid mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m); 209100978Srwatsonvoid mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf, 210100978Srwatson struct ifnet *ifnet, struct mbuf *newmbuf); 211100978Srwatsonvoid mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf); 212100978Srwatsonint mac_fragment_match(struct mbuf *fragment, struct ipq *ipq); 213119244Srwatsonvoid mac_reflect_mbuf_icmp(struct mbuf *m); 214119244Srwatsonvoid mac_reflect_mbuf_tcp(struct mbuf *m); 215100978Srwatsonvoid mac_update_ipq(struct mbuf *fragment, struct ipq *ipq); 216100978Srwatson 217100978Srwatson/* 218100978Srwatson * Labeling event operations: processes. 219100978Srwatson */ 220100978Srwatsonvoid mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child); 221106468Srwatsonint mac_execve_enter(struct image_params *imgp, struct mac *mac_p, 222106468Srwatson struct label *execlabel); 223106468Srwatsonvoid mac_execve_exit(struct image_params *imgp); 224100978Srwatsonvoid mac_execve_transition(struct ucred *old, struct ucred *new, 225106468Srwatson struct vnode *vp, struct label *interpvnodelabel, 226106468Srwatson struct image_params *imgp); 227106468Srwatsonint mac_execve_will_transition(struct ucred *old, struct vnode *vp, 228106468Srwatson struct label *interpvnodelabel, struct image_params *imgp); 229100978Srwatsonvoid mac_create_proc0(struct ucred *cred); 230100978Srwatsonvoid mac_create_proc1(struct ucred *cred); 231104338Srwatsonvoid mac_thread_userret(struct thread *td); 232100978Srwatson 233100978Srwatson/* Access control checks. */ 234100978Srwatsonint mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet); 235100978Srwatsonint mac_check_cred_visible(struct ucred *u1, struct ucred *u2); 236100978Srwatsonint mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m); 237106308Srwatsonint mac_check_kenv_dump(struct ucred *cred); 238106308Srwatsonint mac_check_kenv_get(struct ucred *cred, char *name); 239106308Srwatsonint mac_check_kenv_set(struct ucred *cred, char *name, char *value); 240106308Srwatsonint mac_check_kenv_unset(struct ucred *cred, char *name); 241107089Srwatsonint mac_check_kld_load(struct ucred *cred, struct vnode *vp); 242107089Srwatsonint mac_check_kld_stat(struct ucred *cred); 243107089Srwatsonint mac_check_kld_unload(struct ucred *cred); 244100978Srwatsonint mac_check_mount_stat(struct ucred *cred, struct mount *mp); 245100978Srwatsonint mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe, 246100978Srwatson unsigned long cmd, void *data); 247102115Srwatsonint mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe); 248102115Srwatsonint mac_check_pipe_read(struct ucred *cred, struct pipe *pipe); 249102115Srwatsonint mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe); 250102115Srwatsonint mac_check_pipe_write(struct ucred *cred, struct pipe *pipe); 251100978Srwatsonint mac_check_proc_debug(struct ucred *cred, struct proc *proc); 252100978Srwatsonint mac_check_proc_sched(struct ucred *cred, struct proc *proc); 253100978Srwatsonint mac_check_proc_signal(struct ucred *cred, struct proc *proc, 254100978Srwatson int signum); 255100978Srwatsonint mac_check_socket_bind(struct ucred *cred, struct socket *so, 256100978Srwatson struct sockaddr *sockaddr); 257100978Srwatsonint mac_check_socket_connect(struct ucred *cred, struct socket *so, 258100978Srwatson struct sockaddr *sockaddr); 259101934Srwatsonint mac_check_socket_deliver(struct socket *so, struct mbuf *m); 260100978Srwatsonint mac_check_socket_listen(struct ucred *cred, struct socket *so); 261104571Srwatsonint mac_check_socket_receive(struct ucred *cred, struct socket *so); 262104571Srwatsonint mac_check_socket_send(struct ucred *cred, struct socket *so); 263100978Srwatsonint mac_check_socket_visible(struct ucred *cred, struct socket *so); 264111939Srwatsonint mac_check_sysarch_ioperm(struct ucred *cred); 265106412Srwatsonint mac_check_system_acct(struct ucred *cred, struct vnode *vp); 266106412Srwatsonint mac_check_system_nfsd(struct ucred *cred); 267106024Srwatsonint mac_check_system_reboot(struct ucred *cred, int howto); 268106369Srwatsonint mac_check_system_settime(struct ucred *cred); 269106023Srwatsonint mac_check_system_swapon(struct ucred *cred, struct vnode *vp); 270111936Srwatsonint mac_check_system_swapoff(struct ucred *cred, struct vnode *vp); 271106025Srwatsonint mac_check_system_sysctl(struct ucred *cred, int *name, 272106025Srwatson u_int namelen, void *old, size_t *oldlenp, int inkernel, 273106025Srwatson void *new, size_t newlen); 274100978Srwatsonint mac_check_vnode_access(struct ucred *cred, struct vnode *vp, 275106212Srwatson int acc_mode); 276100978Srwatsonint mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp); 277100978Srwatsonint mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp); 278100978Srwatsonint mac_check_vnode_create(struct ucred *cred, struct vnode *dvp, 279100978Srwatson struct componentname *cnp, struct vattr *vap); 280100978Srwatsonint mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp, 281100978Srwatson struct vnode *vp, struct componentname *cnp); 282100978Srwatsonint mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp, 283100978Srwatson acl_type_t type); 284119198Srwatsonint mac_check_vnode_deleteextattr(struct ucred *cred, struct vnode *vp, 285119198Srwatson int attrnamespace, const char *name); 286106468Srwatsonint mac_check_vnode_exec(struct ucred *cred, struct vnode *vp, 287106468Srwatson struct image_params *imgp); 288100978Srwatsonint mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp, 289100978Srwatson acl_type_t type); 290100978Srwatsonint mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp, 291100978Srwatson int attrnamespace, const char *name, struct uio *uio); 292104529Srwatsonint mac_check_vnode_link(struct ucred *cred, struct vnode *dvp, 293104529Srwatson struct vnode *vp, struct componentname *cnp); 294119198Srwatsonint mac_check_vnode_listextattr(struct ucred *cred, struct vnode *vp, 295119198Srwatson int attrnamespace); 296100978Srwatsonint mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp, 297100978Srwatson struct componentname *cnp); 298104546Srwatsonint mac_check_vnode_mmap(struct ucred *cred, struct vnode *vp, 299104546Srwatson int prot); 300104546Srwatsonint mac_check_vnode_mprotect(struct ucred *cred, struct vnode *vp, 301104546Srwatson int prot); 302100978Srwatsonint mac_check_vnode_open(struct ucred *cred, struct vnode *vp, 303106212Srwatson int acc_mode); 304102129Srwatsonint mac_check_vnode_poll(struct ucred *active_cred, 305102129Srwatson struct ucred *file_cred, struct vnode *vp); 306102129Srwatsonint mac_check_vnode_read(struct ucred *active_cred, 307102129Srwatson struct ucred *file_cred, struct vnode *vp); 308100978Srwatsonint mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp); 309100978Srwatsonint mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp); 310100978Srwatsonint mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp, 311100978Srwatson struct vnode *vp, struct componentname *cnp); 312100978Srwatsonint mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp, 313100978Srwatson struct vnode *vp, int samedir, struct componentname *cnp); 314100978Srwatsonint mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp); 315100978Srwatsonint mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp, 316100978Srwatson acl_type_t type, struct acl *acl); 317100978Srwatsonint mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp, 318100978Srwatson int attrnamespace, const char *name, struct uio *uio); 319100978Srwatsonint mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp, 320100978Srwatson u_long flags); 321100978Srwatsonint mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp, 322100978Srwatson mode_t mode); 323100978Srwatsonint mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp, 324100978Srwatson uid_t uid, gid_t gid); 325100978Srwatsonint mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp, 326100978Srwatson struct timespec atime, struct timespec mtime); 327102129Srwatsonint mac_check_vnode_stat(struct ucred *active_cred, 328102129Srwatson struct ucred *file_cred, struct vnode *vp); 329102129Srwatsonint mac_check_vnode_write(struct ucred *active_cred, 330102129Srwatson struct ucred *file_cred, struct vnode *vp); 331100978Srwatsonint mac_getsockopt_label_get(struct ucred *cred, struct socket *so, 332100978Srwatson struct mac *extmac); 333100978Srwatsonint mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so, 334100978Srwatson struct mac *extmac); 335100978Srwatsonint mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr, 336100978Srwatson struct ifnet *ifnet); 337100978Srwatsonint mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr, 338100978Srwatson struct ifnet *ifnet); 339100978Srwatsonint mac_setsockopt_label_set(struct ucred *cred, struct socket *so, 340100978Srwatson struct mac *extmac); 341100978Srwatsonint mac_pipe_label_set(struct ucred *cred, struct pipe *pipe, 342100978Srwatson struct label *label); 343107271Srwatsonvoid mac_cred_mmapped_drop_perms(struct thread *td, struct ucred *cred); 344100978Srwatson 345100978Srwatson/* 346100978Srwatson * Calls to help various file systems implement labeling functionality 347100978Srwatson * using their existing EA implementation. 348100978Srwatson */ 349100978Srwatsonint vop_stdsetlabel_ea(struct vop_setlabel_args *ap); 350100978Srwatson 351106093Srwatson#endif /* !_KERNEL */ 352100978Srwatson 353100978Srwatson#endif /* !_SYS_MAC_H */ 354