mac_framework.h revision 123173
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 123173 2003-12-06 21:48:03Z 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); 86122810Srwatsonint mac_get_peer(int _fd, mac_t _label); 87119546Srwatsonint mac_get_pid(pid_t _pid, mac_t _label); 88119546Srwatsonint mac_get_proc(mac_t _label); 89119546Srwatsonint mac_is_present(const char *_policyname); 90119546Srwatsonint mac_prepare(mac_t *_label, const char *_elements); 91119546Srwatsonint mac_prepare_file_label(mac_t *_label); 92119546Srwatsonint mac_prepare_ifnet_label(mac_t *_label); 93119546Srwatsonint mac_prepare_process_label(mac_t *_label); 94119546Srwatsonint mac_prepare_type(mac_t *_label, const char *_type); 95119546Srwatsonint mac_set_fd(int _fildes, const mac_t _label); 96119546Srwatsonint mac_set_file(const char *_path, mac_t _label); 97119546Srwatsonint mac_set_link(const char *_path, mac_t _label); 98119546Srwatsonint mac_set_proc(const mac_t _label); 99119546Srwatsonint mac_syscall(const char *_policyname, int _call, void *_arg); 100119546Srwatsonint mac_to_text(mac_t mac, char **_text); 101120657Srwatson__END_DECLS 102105693Srwatson 103106093Srwatson#else /* _KERNEL */ 104105693Srwatson 105105693Srwatson/* 106100978Srwatson * Kernel functions to manage and evaluate labels. 107100978Srwatson */ 108100978Srwatsonstruct bpf_d; 109100978Srwatsonstruct componentname; 110100978Srwatsonstruct devfs_dirent; 111100978Srwatsonstruct ifnet; 112100978Srwatsonstruct ifreq; 113122875Srwatsonstruct inpcb; 114106468Srwatsonstruct image_params; 115122875Srwatsonstruct inpcb; 116100978Srwatsonstruct ipq; 117113487Srwatsonstruct m_tag; 118100978Srwatsonstruct mbuf; 119100978Srwatsonstruct mount; 120100978Srwatsonstruct proc; 121100978Srwatsonstruct sockaddr; 122100978Srwatsonstruct socket; 123100978Srwatsonstruct pipe; 124104338Srwatsonstruct thread; 125100978Srwatsonstruct timespec; 126100978Srwatsonstruct ucred; 127100978Srwatsonstruct uio; 128100978Srwatsonstruct vattr; 129100978Srwatsonstruct vnode; 130100978Srwatson 131100978Srwatson#include <sys/acl.h> /* XXX acl_type_t */ 132100978Srwatson 133100978Srwatsonstruct vop_setlabel_args; 134100978Srwatson 135100978Srwatson/* 136100978Srwatson * Label operations. 137100978Srwatson */ 138100978Srwatsonvoid mac_init_bpfdesc(struct bpf_d *); 139100978Srwatsonvoid mac_init_cred(struct ucred *); 140100978Srwatsonvoid mac_init_devfsdirent(struct devfs_dirent *); 141100978Srwatsonvoid mac_init_ifnet(struct ifnet *); 142122875Srwatsonint mac_init_inpcb(struct inpcb *, int flag); 143112675Srwatsonint mac_init_ipq(struct ipq *, int flag); 144104541Srwatsonint mac_init_socket(struct socket *, int flag); 145100978Srwatsonvoid mac_init_pipe(struct pipe *); 146113487Srwatsonint mac_init_mbuf(struct mbuf *mbuf, int flag); 147113487Srwatsonint mac_init_mbuf_tag(struct m_tag *, int flag); 148100978Srwatsonvoid mac_init_mount(struct mount *); 149107105Srwatsonvoid mac_init_proc(struct proc *); 150100978Srwatsonvoid mac_init_vnode(struct vnode *); 151113487Srwatsonvoid mac_copy_mbuf_tag(struct m_tag *, struct m_tag *); 152105988Srwatsonvoid mac_copy_vnode_label(struct label *, struct label *label); 153100978Srwatsonvoid mac_destroy_bpfdesc(struct bpf_d *); 154100978Srwatsonvoid mac_destroy_cred(struct ucred *); 155100978Srwatsonvoid mac_destroy_devfsdirent(struct devfs_dirent *); 156100978Srwatsonvoid mac_destroy_ifnet(struct ifnet *); 157122875Srwatsonvoid mac_destroy_inpcb(struct inpcb *); 158100978Srwatsonvoid mac_destroy_ipq(struct ipq *); 159100978Srwatsonvoid mac_destroy_socket(struct socket *); 160100978Srwatsonvoid mac_destroy_pipe(struct pipe *); 161107105Srwatsonvoid mac_destroy_proc(struct proc *); 162113487Srwatsonvoid mac_destroy_mbuf_tag(struct m_tag *); 163100978Srwatsonvoid mac_destroy_mount(struct mount *); 164100978Srwatsonvoid mac_destroy_vnode(struct vnode *); 165100978Srwatson 166122524Srwatsonstruct label *mac_cred_label_alloc(void); 167122524Srwatsonvoid mac_cred_label_free(struct label *label); 168122524Srwatsonstruct label *mac_vnode_label_alloc(void); 169122524Srwatsonvoid mac_vnode_label_free(struct label *label); 170122524Srwatson 171100978Srwatson/* 172100978Srwatson * Labeling event operations: file system objects, and things that 173100978Srwatson * look a lot like file system objects. 174100978Srwatson */ 175105988Srwatsonvoid mac_associate_vnode_devfs(struct mount *mp, struct devfs_dirent *de, 176105988Srwatson struct vnode *vp); 177105988Srwatsonint mac_associate_vnode_extattr(struct mount *mp, struct vnode *vp); 178105988Srwatsonvoid mac_associate_vnode_singlelabel(struct mount *mp, struct vnode *vp); 179107698Srwatsonvoid mac_create_devfs_device(struct mount *mp, dev_t dev, 180100978Srwatson struct devfs_dirent *de); 181107698Srwatsonvoid mac_create_devfs_directory(struct mount *mp, char *dirname, 182107698Srwatson int dirnamelen, struct devfs_dirent *de); 183107698Srwatsonvoid mac_create_devfs_symlink(struct ucred *cred, struct mount *mp, 184107698Srwatson struct devfs_dirent *dd, struct devfs_dirent *de); 185105988Srwatsonint mac_create_vnode_extattr(struct ucred *cred, struct mount *mp, 186105988Srwatson struct vnode *dvp, struct vnode *vp, struct componentname *cnp); 187100978Srwatsonvoid mac_create_mount(struct ucred *cred, struct mount *mp); 188100978Srwatsonvoid mac_create_root_mount(struct ucred *cred, struct mount *mp); 189100978Srwatsonvoid mac_relabel_vnode(struct ucred *cred, struct vnode *vp, 190100978Srwatson struct label *newlabel); 191107698Srwatsonvoid mac_update_devfsdirent(struct mount *mp, struct devfs_dirent *de, 192107698Srwatson struct vnode *vp); 193100978Srwatson 194100978Srwatson/* 195100978Srwatson * Labeling event operations: IPC objects. 196100978Srwatson */ 197100978Srwatsonvoid mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m); 198100978Srwatsonvoid mac_create_socket(struct ucred *cred, struct socket *socket); 199100978Srwatsonvoid mac_create_socket_from_socket(struct socket *oldsocket, 200100978Srwatson struct socket *newsocket); 201100978Srwatsonvoid mac_set_socket_peer_from_mbuf(struct mbuf *mbuf, 202100978Srwatson struct socket *socket); 203100978Srwatsonvoid mac_set_socket_peer_from_socket(struct socket *oldsocket, 204100978Srwatson struct socket *newsocket); 205100978Srwatsonvoid mac_create_pipe(struct ucred *cred, struct pipe *pipe); 206100978Srwatson 207100978Srwatson/* 208100978Srwatson * Labeling event operations: network objects. 209100978Srwatson */ 210100978Srwatsonvoid mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d); 211100978Srwatsonvoid mac_create_ifnet(struct ifnet *ifp); 212122875Srwatsonvoid mac_create_inpcb_from_socket(struct socket *so, struct inpcb *inp); 213100978Srwatsonvoid mac_create_ipq(struct mbuf *fragment, struct ipq *ipq); 214100978Srwatsonvoid mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram); 215100978Srwatsonvoid mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment); 216100978Srwatsonvoid mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf); 217100978Srwatsonvoid mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m); 218100978Srwatsonvoid mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m); 219100978Srwatsonvoid mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m); 220100978Srwatsonvoid mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf, 221100978Srwatson struct ifnet *ifnet, struct mbuf *newmbuf); 222100978Srwatsonvoid mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf); 223100978Srwatsonint mac_fragment_match(struct mbuf *fragment, struct ipq *ipq); 224119244Srwatsonvoid mac_reflect_mbuf_icmp(struct mbuf *m); 225119244Srwatsonvoid mac_reflect_mbuf_tcp(struct mbuf *m); 226100978Srwatsonvoid mac_update_ipq(struct mbuf *fragment, struct ipq *ipq); 227122875Srwatsonvoid mac_inpcb_sosetlabel(struct socket *so, struct inpcb *inp); 228100978Srwatson 229100978Srwatson/* 230100978Srwatson * Labeling event operations: processes. 231100978Srwatson */ 232123173Srwatsonvoid mac_copy_cred(struct ucred *cr1, struct ucred *cr2); 233122524Srwatsonint mac_execve_enter(struct image_params *imgp, struct mac *mac_p); 234106468Srwatsonvoid mac_execve_exit(struct image_params *imgp); 235100978Srwatsonvoid mac_execve_transition(struct ucred *old, struct ucred *new, 236106468Srwatson struct vnode *vp, struct label *interpvnodelabel, 237106468Srwatson struct image_params *imgp); 238106468Srwatsonint mac_execve_will_transition(struct ucred *old, struct vnode *vp, 239106468Srwatson struct label *interpvnodelabel, struct image_params *imgp); 240100978Srwatsonvoid mac_create_proc0(struct ucred *cred); 241100978Srwatsonvoid mac_create_proc1(struct ucred *cred); 242104338Srwatsonvoid mac_thread_userret(struct thread *td); 243100978Srwatson 244100978Srwatson/* Access control checks. */ 245100978Srwatsonint mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet); 246100978Srwatsonint mac_check_cred_visible(struct ucred *u1, struct ucred *u2); 247100978Srwatsonint mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m); 248122875Srwatsonint mac_check_inpcb_deliver(struct inpcb *inp, struct mbuf *m); 249106308Srwatsonint mac_check_kenv_dump(struct ucred *cred); 250106308Srwatsonint mac_check_kenv_get(struct ucred *cred, char *name); 251106308Srwatsonint mac_check_kenv_set(struct ucred *cred, char *name, char *value); 252106308Srwatsonint mac_check_kenv_unset(struct ucred *cred, char *name); 253107089Srwatsonint mac_check_kld_load(struct ucred *cred, struct vnode *vp); 254107089Srwatsonint mac_check_kld_stat(struct ucred *cred); 255107089Srwatsonint mac_check_kld_unload(struct ucred *cred); 256100978Srwatsonint mac_check_mount_stat(struct ucred *cred, struct mount *mp); 257100978Srwatsonint mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe, 258100978Srwatson unsigned long cmd, void *data); 259102115Srwatsonint mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe); 260102115Srwatsonint mac_check_pipe_read(struct ucred *cred, struct pipe *pipe); 261102115Srwatsonint mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe); 262102115Srwatsonint mac_check_pipe_write(struct ucred *cred, struct pipe *pipe); 263100978Srwatsonint mac_check_proc_debug(struct ucred *cred, struct proc *proc); 264100978Srwatsonint mac_check_proc_sched(struct ucred *cred, struct proc *proc); 265100978Srwatsonint mac_check_proc_signal(struct ucred *cred, struct proc *proc, 266100978Srwatson int signum); 267100978Srwatsonint mac_check_socket_bind(struct ucred *cred, struct socket *so, 268100978Srwatson struct sockaddr *sockaddr); 269100978Srwatsonint mac_check_socket_connect(struct ucred *cred, struct socket *so, 270100978Srwatson struct sockaddr *sockaddr); 271101934Srwatsonint mac_check_socket_deliver(struct socket *so, struct mbuf *m); 272100978Srwatsonint mac_check_socket_listen(struct ucred *cred, struct socket *so); 273104571Srwatsonint mac_check_socket_receive(struct ucred *cred, struct socket *so); 274104571Srwatsonint mac_check_socket_send(struct ucred *cred, struct socket *so); 275100978Srwatsonint mac_check_socket_visible(struct ucred *cred, struct socket *so); 276111939Srwatsonint mac_check_sysarch_ioperm(struct ucred *cred); 277106412Srwatsonint mac_check_system_acct(struct ucred *cred, struct vnode *vp); 278106412Srwatsonint mac_check_system_nfsd(struct ucred *cred); 279106024Srwatsonint mac_check_system_reboot(struct ucred *cred, int howto); 280106369Srwatsonint mac_check_system_settime(struct ucred *cred); 281106023Srwatsonint mac_check_system_swapon(struct ucred *cred, struct vnode *vp); 282111936Srwatsonint mac_check_system_swapoff(struct ucred *cred, struct vnode *vp); 283106025Srwatsonint mac_check_system_sysctl(struct ucred *cred, int *name, 284106025Srwatson u_int namelen, void *old, size_t *oldlenp, int inkernel, 285106025Srwatson void *new, size_t newlen); 286100978Srwatsonint mac_check_vnode_access(struct ucred *cred, struct vnode *vp, 287106212Srwatson int acc_mode); 288100978Srwatsonint mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp); 289100978Srwatsonint mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp); 290100978Srwatsonint mac_check_vnode_create(struct ucred *cred, struct vnode *dvp, 291100978Srwatson struct componentname *cnp, struct vattr *vap); 292100978Srwatsonint mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp, 293100978Srwatson struct vnode *vp, struct componentname *cnp); 294100978Srwatsonint mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp, 295100978Srwatson acl_type_t type); 296119198Srwatsonint mac_check_vnode_deleteextattr(struct ucred *cred, struct vnode *vp, 297119198Srwatson int attrnamespace, const char *name); 298106468Srwatsonint mac_check_vnode_exec(struct ucred *cred, struct vnode *vp, 299106468Srwatson struct image_params *imgp); 300100978Srwatsonint mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp, 301100978Srwatson acl_type_t type); 302100978Srwatsonint mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp, 303100978Srwatson int attrnamespace, const char *name, struct uio *uio); 304104529Srwatsonint mac_check_vnode_link(struct ucred *cred, struct vnode *dvp, 305104529Srwatson struct vnode *vp, struct componentname *cnp); 306119198Srwatsonint mac_check_vnode_listextattr(struct ucred *cred, struct vnode *vp, 307119198Srwatson int attrnamespace); 308100978Srwatsonint mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp, 309100978Srwatson struct componentname *cnp); 310104546Srwatsonint mac_check_vnode_mmap(struct ucred *cred, struct vnode *vp, 311104546Srwatson int prot); 312104546Srwatsonint mac_check_vnode_mprotect(struct ucred *cred, struct vnode *vp, 313104546Srwatson int prot); 314100978Srwatsonint mac_check_vnode_open(struct ucred *cred, struct vnode *vp, 315106212Srwatson int acc_mode); 316102129Srwatsonint mac_check_vnode_poll(struct ucred *active_cred, 317102129Srwatson struct ucred *file_cred, struct vnode *vp); 318102129Srwatsonint mac_check_vnode_read(struct ucred *active_cred, 319102129Srwatson struct ucred *file_cred, struct vnode *vp); 320100978Srwatsonint mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp); 321100978Srwatsonint mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp); 322100978Srwatsonint mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp, 323100978Srwatson struct vnode *vp, struct componentname *cnp); 324100978Srwatsonint mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp, 325100978Srwatson struct vnode *vp, int samedir, struct componentname *cnp); 326100978Srwatsonint mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp); 327100978Srwatsonint mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp, 328100978Srwatson acl_type_t type, struct acl *acl); 329100978Srwatsonint mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp, 330100978Srwatson int attrnamespace, const char *name, struct uio *uio); 331100978Srwatsonint mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp, 332100978Srwatson u_long flags); 333100978Srwatsonint mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp, 334100978Srwatson mode_t mode); 335100978Srwatsonint mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp, 336100978Srwatson uid_t uid, gid_t gid); 337100978Srwatsonint mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp, 338100978Srwatson struct timespec atime, struct timespec mtime); 339102129Srwatsonint mac_check_vnode_stat(struct ucred *active_cred, 340102129Srwatson struct ucred *file_cred, struct vnode *vp); 341102129Srwatsonint mac_check_vnode_write(struct ucred *active_cred, 342102129Srwatson struct ucred *file_cred, struct vnode *vp); 343122807Srwatsonint mac_getsockopt_label(struct ucred *cred, struct socket *so, 344100978Srwatson struct mac *extmac); 345122807Srwatsonint mac_getsockopt_peerlabel(struct ucred *cred, struct socket *so, 346100978Srwatson struct mac *extmac); 347100978Srwatsonint mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr, 348100978Srwatson struct ifnet *ifnet); 349100978Srwatsonint mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr, 350100978Srwatson struct ifnet *ifnet); 351122807Srwatsonint mac_setsockopt_label(struct ucred *cred, struct socket *so, 352100978Srwatson struct mac *extmac); 353100978Srwatsonint mac_pipe_label_set(struct ucred *cred, struct pipe *pipe, 354100978Srwatson struct label *label); 355107271Srwatsonvoid mac_cred_mmapped_drop_perms(struct thread *td, struct ucred *cred); 356100978Srwatson 357100978Srwatson/* 358100978Srwatson * Calls to help various file systems implement labeling functionality 359100978Srwatson * using their existing EA implementation. 360100978Srwatson */ 361100978Srwatsonint vop_stdsetlabel_ea(struct vop_setlabel_args *ap); 362100978Srwatson 363106093Srwatson#endif /* !_KERNEL */ 364100978Srwatson 365100978Srwatson#endif /* !_SYS_MAC_H */ 366