mac_framework.h revision 122524
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 122524 2003-11-12 03:14:31Z 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 */ 79120657Srwatson__BEGIN_DECLS 80119546Srwatsonint mac_execve(char *fname, char **argv, char **envv, mac_t _label); 81119546Srwatsonint mac_free(mac_t _label); 82119546Srwatsonint mac_from_text(mac_t *_label, const char *_text); 83119546Srwatsonint mac_get_fd(int _fd, mac_t _label); 84119546Srwatsonint mac_get_file(const char *_path, mac_t _label); 85119546Srwatsonint mac_get_link(const char *_path, mac_t _label); 86119546Srwatsonint mac_get_pid(pid_t _pid, mac_t _label); 87119546Srwatsonint mac_get_proc(mac_t _label); 88119546Srwatsonint mac_is_present(const char *_policyname); 89119546Srwatsonint mac_prepare(mac_t *_label, const char *_elements); 90119546Srwatsonint mac_prepare_file_label(mac_t *_label); 91119546Srwatsonint mac_prepare_ifnet_label(mac_t *_label); 92119546Srwatsonint mac_prepare_process_label(mac_t *_label); 93119546Srwatsonint mac_prepare_type(mac_t *_label, const char *_type); 94119546Srwatsonint mac_set_fd(int _fildes, const mac_t _label); 95119546Srwatsonint mac_set_file(const char *_path, mac_t _label); 96119546Srwatsonint mac_set_link(const char *_path, mac_t _label); 97119546Srwatsonint mac_set_proc(const mac_t _label); 98119546Srwatsonint mac_syscall(const char *_policyname, int _call, void *_arg); 99119546Srwatsonint mac_to_text(mac_t mac, char **_text); 100120657Srwatson__END_DECLS 101105693Srwatson 102106093Srwatson#else /* _KERNEL */ 103105693Srwatson 104105693Srwatson/* 105100978Srwatson * Kernel functions to manage and evaluate labels. 106100978Srwatson */ 107100978Srwatsonstruct bpf_d; 108100978Srwatsonstruct componentname; 109100978Srwatsonstruct devfs_dirent; 110100978Srwatsonstruct ifnet; 111100978Srwatsonstruct ifreq; 112106468Srwatsonstruct image_params; 113100978Srwatsonstruct ipq; 114113487Srwatsonstruct m_tag; 115100978Srwatsonstruct mbuf; 116100978Srwatsonstruct mount; 117100978Srwatsonstruct proc; 118100978Srwatsonstruct sockaddr; 119100978Srwatsonstruct socket; 120100978Srwatsonstruct pipe; 121104338Srwatsonstruct thread; 122100978Srwatsonstruct timespec; 123100978Srwatsonstruct ucred; 124100978Srwatsonstruct uio; 125100978Srwatsonstruct vattr; 126100978Srwatsonstruct vnode; 127100978Srwatson 128100978Srwatson#include <sys/acl.h> /* XXX acl_type_t */ 129100978Srwatson 130100978Srwatsonstruct vop_setlabel_args; 131100978Srwatson 132100978Srwatson/* 133100978Srwatson * Label operations. 134100978Srwatson */ 135100978Srwatsonvoid mac_init_bpfdesc(struct bpf_d *); 136100978Srwatsonvoid mac_init_cred(struct ucred *); 137100978Srwatsonvoid mac_init_devfsdirent(struct devfs_dirent *); 138100978Srwatsonvoid mac_init_ifnet(struct ifnet *); 139112675Srwatsonint mac_init_ipq(struct ipq *, int flag); 140104541Srwatsonint mac_init_socket(struct socket *, int flag); 141100978Srwatsonvoid mac_init_pipe(struct pipe *); 142113487Srwatsonint mac_init_mbuf(struct mbuf *mbuf, int flag); 143113487Srwatsonint mac_init_mbuf_tag(struct m_tag *, int flag); 144100978Srwatsonvoid mac_init_mount(struct mount *); 145107105Srwatsonvoid mac_init_proc(struct proc *); 146100978Srwatsonvoid mac_init_vnode(struct vnode *); 147113487Srwatsonvoid mac_copy_mbuf_tag(struct m_tag *, struct m_tag *); 148105988Srwatsonvoid mac_copy_vnode_label(struct label *, struct label *label); 149100978Srwatsonvoid mac_destroy_bpfdesc(struct bpf_d *); 150100978Srwatsonvoid mac_destroy_cred(struct ucred *); 151100978Srwatsonvoid mac_destroy_devfsdirent(struct devfs_dirent *); 152100978Srwatsonvoid mac_destroy_ifnet(struct ifnet *); 153100978Srwatsonvoid mac_destroy_ipq(struct ipq *); 154100978Srwatsonvoid mac_destroy_socket(struct socket *); 155100978Srwatsonvoid mac_destroy_pipe(struct pipe *); 156107105Srwatsonvoid mac_destroy_proc(struct proc *); 157113487Srwatsonvoid mac_destroy_mbuf_tag(struct m_tag *); 158100978Srwatsonvoid mac_destroy_mount(struct mount *); 159100978Srwatsonvoid mac_destroy_vnode(struct vnode *); 160100978Srwatson 161122524Srwatsonstruct label *mac_cred_label_alloc(void); 162122524Srwatsonvoid mac_cred_label_free(struct label *label); 163122524Srwatsonstruct label *mac_vnode_label_alloc(void); 164122524Srwatsonvoid mac_vnode_label_free(struct label *label); 165122524Srwatsonvoid mac_destroy_vnode_label(struct label *); 166122524Srwatson 167100978Srwatson/* 168100978Srwatson * Labeling event operations: file system objects, and things that 169100978Srwatson * look a lot like file system objects. 170100978Srwatson */ 171105988Srwatsonvoid mac_associate_vnode_devfs(struct mount *mp, struct devfs_dirent *de, 172105988Srwatson struct vnode *vp); 173105988Srwatsonint mac_associate_vnode_extattr(struct mount *mp, struct vnode *vp); 174105988Srwatsonvoid mac_associate_vnode_singlelabel(struct mount *mp, struct vnode *vp); 175107698Srwatsonvoid mac_create_devfs_device(struct mount *mp, dev_t dev, 176100978Srwatson struct devfs_dirent *de); 177107698Srwatsonvoid mac_create_devfs_directory(struct mount *mp, char *dirname, 178107698Srwatson int dirnamelen, struct devfs_dirent *de); 179107698Srwatsonvoid mac_create_devfs_symlink(struct ucred *cred, struct mount *mp, 180107698Srwatson struct devfs_dirent *dd, struct devfs_dirent *de); 181105988Srwatsonint mac_create_vnode_extattr(struct ucred *cred, struct mount *mp, 182105988Srwatson struct vnode *dvp, struct vnode *vp, struct componentname *cnp); 183100978Srwatsonvoid mac_create_mount(struct ucred *cred, struct mount *mp); 184100978Srwatsonvoid mac_create_root_mount(struct ucred *cred, struct mount *mp); 185100978Srwatsonvoid mac_relabel_vnode(struct ucred *cred, struct vnode *vp, 186100978Srwatson struct label *newlabel); 187107698Srwatsonvoid mac_update_devfsdirent(struct mount *mp, struct devfs_dirent *de, 188107698Srwatson struct vnode *vp); 189100978Srwatson 190100978Srwatson/* 191100978Srwatson * Labeling event operations: IPC objects. 192100978Srwatson */ 193100978Srwatsonvoid mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m); 194100978Srwatsonvoid mac_create_socket(struct ucred *cred, struct socket *socket); 195100978Srwatsonvoid mac_create_socket_from_socket(struct socket *oldsocket, 196100978Srwatson struct socket *newsocket); 197100978Srwatsonvoid mac_set_socket_peer_from_mbuf(struct mbuf *mbuf, 198100978Srwatson struct socket *socket); 199100978Srwatsonvoid mac_set_socket_peer_from_socket(struct socket *oldsocket, 200100978Srwatson struct socket *newsocket); 201100978Srwatsonvoid mac_create_pipe(struct ucred *cred, struct pipe *pipe); 202100978Srwatson 203100978Srwatson/* 204100978Srwatson * Labeling event operations: network objects. 205100978Srwatson */ 206100978Srwatsonvoid mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d); 207100978Srwatsonvoid mac_create_ifnet(struct ifnet *ifp); 208100978Srwatsonvoid mac_create_ipq(struct mbuf *fragment, struct ipq *ipq); 209100978Srwatsonvoid mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram); 210100978Srwatsonvoid mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment); 211100978Srwatsonvoid mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf); 212100978Srwatsonvoid mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m); 213100978Srwatsonvoid mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m); 214100978Srwatsonvoid mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m); 215100978Srwatsonvoid mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf, 216100978Srwatson struct ifnet *ifnet, struct mbuf *newmbuf); 217100978Srwatsonvoid mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf); 218100978Srwatsonint mac_fragment_match(struct mbuf *fragment, struct ipq *ipq); 219119244Srwatsonvoid mac_reflect_mbuf_icmp(struct mbuf *m); 220119244Srwatsonvoid mac_reflect_mbuf_tcp(struct mbuf *m); 221100978Srwatsonvoid mac_update_ipq(struct mbuf *fragment, struct ipq *ipq); 222100978Srwatson 223100978Srwatson/* 224100978Srwatson * Labeling event operations: processes. 225100978Srwatson */ 226100978Srwatsonvoid mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child); 227122524Srwatsonint mac_execve_enter(struct image_params *imgp, struct mac *mac_p); 228106468Srwatsonvoid mac_execve_exit(struct image_params *imgp); 229100978Srwatsonvoid mac_execve_transition(struct ucred *old, struct ucred *new, 230106468Srwatson struct vnode *vp, struct label *interpvnodelabel, 231106468Srwatson struct image_params *imgp); 232106468Srwatsonint mac_execve_will_transition(struct ucred *old, struct vnode *vp, 233106468Srwatson struct label *interpvnodelabel, struct image_params *imgp); 234100978Srwatsonvoid mac_create_proc0(struct ucred *cred); 235100978Srwatsonvoid mac_create_proc1(struct ucred *cred); 236104338Srwatsonvoid mac_thread_userret(struct thread *td); 237100978Srwatson 238100978Srwatson/* Access control checks. */ 239100978Srwatsonint mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet); 240100978Srwatsonint mac_check_cred_visible(struct ucred *u1, struct ucred *u2); 241100978Srwatsonint mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m); 242106308Srwatsonint mac_check_kenv_dump(struct ucred *cred); 243106308Srwatsonint mac_check_kenv_get(struct ucred *cred, char *name); 244106308Srwatsonint mac_check_kenv_set(struct ucred *cred, char *name, char *value); 245106308Srwatsonint mac_check_kenv_unset(struct ucred *cred, char *name); 246107089Srwatsonint mac_check_kld_load(struct ucred *cred, struct vnode *vp); 247107089Srwatsonint mac_check_kld_stat(struct ucred *cred); 248107089Srwatsonint mac_check_kld_unload(struct ucred *cred); 249100978Srwatsonint mac_check_mount_stat(struct ucred *cred, struct mount *mp); 250100978Srwatsonint mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe, 251100978Srwatson unsigned long cmd, void *data); 252102115Srwatsonint mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe); 253102115Srwatsonint mac_check_pipe_read(struct ucred *cred, struct pipe *pipe); 254102115Srwatsonint mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe); 255102115Srwatsonint mac_check_pipe_write(struct ucred *cred, struct pipe *pipe); 256100978Srwatsonint mac_check_proc_debug(struct ucred *cred, struct proc *proc); 257100978Srwatsonint mac_check_proc_sched(struct ucred *cred, struct proc *proc); 258100978Srwatsonint mac_check_proc_signal(struct ucred *cred, struct proc *proc, 259100978Srwatson int signum); 260100978Srwatsonint mac_check_socket_bind(struct ucred *cred, struct socket *so, 261100978Srwatson struct sockaddr *sockaddr); 262100978Srwatsonint mac_check_socket_connect(struct ucred *cred, struct socket *so, 263100978Srwatson struct sockaddr *sockaddr); 264101934Srwatsonint mac_check_socket_deliver(struct socket *so, struct mbuf *m); 265100978Srwatsonint mac_check_socket_listen(struct ucred *cred, struct socket *so); 266104571Srwatsonint mac_check_socket_receive(struct ucred *cred, struct socket *so); 267104571Srwatsonint mac_check_socket_send(struct ucred *cred, struct socket *so); 268100978Srwatsonint mac_check_socket_visible(struct ucred *cred, struct socket *so); 269111939Srwatsonint mac_check_sysarch_ioperm(struct ucred *cred); 270106412Srwatsonint mac_check_system_acct(struct ucred *cred, struct vnode *vp); 271106412Srwatsonint mac_check_system_nfsd(struct ucred *cred); 272106024Srwatsonint mac_check_system_reboot(struct ucred *cred, int howto); 273106369Srwatsonint mac_check_system_settime(struct ucred *cred); 274106023Srwatsonint mac_check_system_swapon(struct ucred *cred, struct vnode *vp); 275111936Srwatsonint mac_check_system_swapoff(struct ucred *cred, struct vnode *vp); 276106025Srwatsonint mac_check_system_sysctl(struct ucred *cred, int *name, 277106025Srwatson u_int namelen, void *old, size_t *oldlenp, int inkernel, 278106025Srwatson void *new, size_t newlen); 279100978Srwatsonint mac_check_vnode_access(struct ucred *cred, struct vnode *vp, 280106212Srwatson int acc_mode); 281100978Srwatsonint mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp); 282100978Srwatsonint mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp); 283100978Srwatsonint mac_check_vnode_create(struct ucred *cred, struct vnode *dvp, 284100978Srwatson struct componentname *cnp, struct vattr *vap); 285100978Srwatsonint mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp, 286100978Srwatson struct vnode *vp, struct componentname *cnp); 287100978Srwatsonint mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp, 288100978Srwatson acl_type_t type); 289119198Srwatsonint mac_check_vnode_deleteextattr(struct ucred *cred, struct vnode *vp, 290119198Srwatson int attrnamespace, const char *name); 291106468Srwatsonint mac_check_vnode_exec(struct ucred *cred, struct vnode *vp, 292106468Srwatson struct image_params *imgp); 293100978Srwatsonint mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp, 294100978Srwatson acl_type_t type); 295100978Srwatsonint mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp, 296100978Srwatson int attrnamespace, const char *name, struct uio *uio); 297104529Srwatsonint mac_check_vnode_link(struct ucred *cred, struct vnode *dvp, 298104529Srwatson struct vnode *vp, struct componentname *cnp); 299119198Srwatsonint mac_check_vnode_listextattr(struct ucred *cred, struct vnode *vp, 300119198Srwatson int attrnamespace); 301100978Srwatsonint mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp, 302100978Srwatson struct componentname *cnp); 303104546Srwatsonint mac_check_vnode_mmap(struct ucred *cred, struct vnode *vp, 304104546Srwatson int prot); 305104546Srwatsonint mac_check_vnode_mprotect(struct ucred *cred, struct vnode *vp, 306104546Srwatson int prot); 307100978Srwatsonint mac_check_vnode_open(struct ucred *cred, struct vnode *vp, 308106212Srwatson int acc_mode); 309102129Srwatsonint mac_check_vnode_poll(struct ucred *active_cred, 310102129Srwatson struct ucred *file_cred, struct vnode *vp); 311102129Srwatsonint mac_check_vnode_read(struct ucred *active_cred, 312102129Srwatson struct ucred *file_cred, struct vnode *vp); 313100978Srwatsonint mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp); 314100978Srwatsonint mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp); 315100978Srwatsonint mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp, 316100978Srwatson struct vnode *vp, struct componentname *cnp); 317100978Srwatsonint mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp, 318100978Srwatson struct vnode *vp, int samedir, struct componentname *cnp); 319100978Srwatsonint mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp); 320100978Srwatsonint mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp, 321100978Srwatson acl_type_t type, struct acl *acl); 322100978Srwatsonint mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp, 323100978Srwatson int attrnamespace, const char *name, struct uio *uio); 324100978Srwatsonint mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp, 325100978Srwatson u_long flags); 326100978Srwatsonint mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp, 327100978Srwatson mode_t mode); 328100978Srwatsonint mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp, 329100978Srwatson uid_t uid, gid_t gid); 330100978Srwatsonint mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp, 331100978Srwatson struct timespec atime, struct timespec mtime); 332102129Srwatsonint mac_check_vnode_stat(struct ucred *active_cred, 333102129Srwatson struct ucred *file_cred, struct vnode *vp); 334102129Srwatsonint mac_check_vnode_write(struct ucred *active_cred, 335102129Srwatson struct ucred *file_cred, struct vnode *vp); 336100978Srwatsonint mac_getsockopt_label_get(struct ucred *cred, struct socket *so, 337100978Srwatson struct mac *extmac); 338100978Srwatsonint mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so, 339100978Srwatson struct mac *extmac); 340100978Srwatsonint mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr, 341100978Srwatson struct ifnet *ifnet); 342100978Srwatsonint mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr, 343100978Srwatson struct ifnet *ifnet); 344100978Srwatsonint mac_setsockopt_label_set(struct ucred *cred, struct socket *so, 345100978Srwatson struct mac *extmac); 346100978Srwatsonint mac_pipe_label_set(struct ucred *cred, struct pipe *pipe, 347100978Srwatson struct label *label); 348107271Srwatsonvoid mac_cred_mmapped_drop_perms(struct thread *td, struct ucred *cred); 349100978Srwatson 350100978Srwatson/* 351100978Srwatson * Calls to help various file systems implement labeling functionality 352100978Srwatson * using their existing EA implementation. 353100978Srwatson */ 354100978Srwatsonint vop_stdsetlabel_ea(struct vop_setlabel_args *ap); 355100978Srwatson 356106093Srwatson#endif /* !_KERNEL */ 357100978Srwatson 358100978Srwatson#endif /* !_SYS_MAC_H */ 359