mac_framework.h revision 104541
1100978Srwatson/*- 2100978Srwatson * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson 3100978Srwatson * Copyright (c) 2001, 2002 Networks Associates Technology, Inc. 4100978Srwatson * All rights reserved. 5100978Srwatson * 6100978Srwatson * This software was developed by Robert Watson for the TrustedBSD Project. 7100978Srwatson * 8100978Srwatson * This software was developed for the FreeBSD Project in part by NAI Labs, 9100978Srwatson * the Security Research Division of Network Associates, Inc. under 10100978Srwatson * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA 11100978Srwatson * 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 * 3. The names of the authors may not be used to endorse or promote 22100978Srwatson * products derived from this software without specific prior written 23100978Srwatson * permission. 24100978Srwatson * 25100978Srwatson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 26100978Srwatson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27100978Srwatson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28100978Srwatson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 29100978Srwatson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30100978Srwatson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31100978Srwatson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32100978Srwatson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33100978Srwatson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34100978Srwatson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35100978Srwatson * SUCH DAMAGE. 36100978Srwatson * 37100978Srwatson * $FreeBSD: head/sys/security/mac/mac_framework.h 104541 2002-10-05 21:23:47Z rwatson $ 38100978Srwatson */ 39100978Srwatson/* 40100978Srwatson * Userland/kernel interface for Mandatory Access Control. 41100978Srwatson * 42100978Srwatson * The POSIX.1e implementation page may be reached at: 43100978Srwatson * http://www.trustedbsd.org/ 44100978Srwatson */ 45100978Srwatson#ifndef _SYS_MAC_H 46100978Srwatson#define _SYS_MAC_H 47100978Srwatson 48101826Srwatson#include <sys/_label.h> 49101826Srwatson 50100978Srwatson#ifndef _POSIX_MAC 51100978Srwatson#define _POSIX_MAC 52100978Srwatson#endif 53100978Srwatson 54100978Srwatson/* 55100978Srwatson * XXXMAC: The single MAC extended attribute will be deprecated once 56100978Srwatson * compound EA writes on a single target file can be performed cleanly 57100978Srwatson * with UFS2. 58100978Srwatson */ 59100978Srwatson#define FREEBSD_MAC_EXTATTR_NAME "freebsd.mac" 60100978Srwatson#define FREEBSD_MAC_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM 61100978Srwatson 62100978Srwatson/* 63102123Srwatson * MAC framework-related constants and limits. 64102123Srwatson */ 65102123Srwatson#define MAC_MAX_POLICY_NAME 32 66102123Srwatson 67102123Srwatson/* 68100978Srwatson * XXXMAC: Per-policy structures will be moved from mac.h to per-policy 69100978Srwatson * include files once the revised user interface is available. 70100978Srwatson */ 71100978Srwatson 72100978Srwatson/* 73100978Srwatson * Structures and constants associated with a Biba Integrity policy. 74100978Srwatson * mac_biba represents a Biba label, with mb_type determining its properties, 75100978Srwatson * and mb_grade represents the hierarchal grade if valid for the current 76100978Srwatson * mb_type. These structures will move to mac_biba.h once we have dymamic 77100978Srwatson * labels exposed to userland. 78100978Srwatson */ 79100978Srwatsonstruct mac_biba_element { 80100978Srwatson u_short mbe_type; 81100978Srwatson u_short mbe_grade; 82100978Srwatson}; 83100978Srwatson 84100978Srwatson/* 85100978Srwatson * Biba labels consist of two components: a single label, and a label 86100978Srwatson * range. Depending on the context, one or both may be used; the mb_flags 87100978Srwatson * field permits the provider to indicate what fields are intended for 88100978Srwatson * use. 89100978Srwatson */ 90100978Srwatsonstruct mac_biba { 91100978Srwatson int mb_flags; 92100978Srwatson struct mac_biba_element mb_single; 93100978Srwatson struct mac_biba_element mb_rangelow, mb_rangehigh; 94100978Srwatson}; 95100978Srwatson 96100978Srwatson/* 97100978Srwatson * Structures and constants associated with a Multi-Level Security policy. 98100978Srwatson * mac_mls represents an MLS label, with mm_type determining its properties, 99100978Srwatson * and mm_level represents the hierarchal sensitivity level if valid for the 100100978Srwatson * current mm_type. These structures will move to mac_mls.h once we have 101100978Srwatson * dynamic labels exposed to userland. 102100978Srwatson */ 103100978Srwatsonstruct mac_mls_element { 104100978Srwatson u_short mme_type; 105100978Srwatson u_short mme_level; 106100978Srwatson}; 107100978Srwatson 108100978Srwatson/* 109100978Srwatson * MLS labels consist of two components: a single label, and a label 110100978Srwatson * range. Depending on the context, one or both may be used; the mb_flags 111100978Srwatson * field permits the provider to indicate what fields are intended for 112100978Srwatson * use. 113100978Srwatson */ 114100978Srwatsonstruct mac_mls { 115100978Srwatson int mm_flags; 116100978Srwatson struct mac_mls_element mm_single; 117100978Srwatson struct mac_mls_element mm_rangelow, mm_rangehigh; 118100978Srwatson}; 119100978Srwatson 120100978Srwatson/* 121100978Srwatson * Structures and constants associated with a Type Enforcement policy. 122100978Srwatson * mac_te represents a Type Enforcement label. 123100978Srwatson */ 124100978Srwatson#define MAC_TE_TYPE_MAXLEN 32 125100978Srwatsonstruct mac_te { 126100978Srwatson char mt_type[MAC_TE_TYPE_MAXLEN+1]; /* TE type */ 127100978Srwatson}; 128100978Srwatson 129100978Srwatsonstruct mac_sebsd { 130100978Srwatson uint32_t ms_psid; /* persistent sid storage */ 131100978Srwatson}; 132100978Srwatson 133100978Srwatson/* 134100978Srwatson * Composite structures and constants which combine the various policy 135100978Srwatson * elements into common structures to be associated with subjects and 136100978Srwatson * objects. 137100978Srwatson */ 138100978Srwatsonstruct mac { 139100978Srwatson int m_macflags; 140100978Srwatson struct mac_biba m_biba; 141100978Srwatson struct mac_mls m_mls; 142100978Srwatson struct mac_te m_te; 143100978Srwatson struct mac_sebsd m_sebsd; 144100978Srwatson}; 145100978Srwatsontypedef struct mac *mac_t; 146100978Srwatson 147100978Srwatson#define MAC_FLAG_INITIALIZED 0x00000001 /* Is initialized. */ 148100978Srwatson 149100978Srwatson#ifndef _KERNEL 150100978Srwatson 151100978Srwatson/* 152100978Srwatson * POSIX.1e functions visible in the application namespace. 153100978Srwatson */ 154100978Srwatsonint mac_dominate(const mac_t _labela, const mac_t _labelb); 155100978Srwatsonint mac_equal(const mac_t labela, const mac_t _labelb); 156100978Srwatsonint mac_free(void *_buf_p); 157100978Srwatsonmac_t mac_from_text(const char *_text_p); 158100978Srwatsonmac_t mac_get_fd(int _fildes); 159100978Srwatsonmac_t mac_get_file(const char *_path_p); 160100978Srwatsonmac_t mac_get_proc(void); 161100978Srwatsonmac_t mac_glb(const mac_t _labela, const mac_t _labelb); 162100978Srwatsonmac_t mac_lub(const mac_t _labela, const mac_t _labelb); 163100978Srwatsonint mac_set_fd(int _fildes, const mac_t _label); 164100978Srwatsonint mac_set_file(const char *_path_p, mac_t _label); 165100978Srwatsonint mac_set_proc(const mac_t _label); 166100978Srwatsonssize_t mac_size(mac_t _label); 167100978Srwatsonchar * mac_to_text(const mac_t _label, size_t *_len_p); 168100978Srwatsonint mac_valid(const mac_t _label); 169100978Srwatson 170100978Srwatson/* 171100978Srwatson * Extensions to POSIX.1e visible in the application namespace. 172100978Srwatson */ 173100978Srwatsonint mac_is_present_np(const char *_policyname); 174102123Srwatsonint mac_syscall(const char *_policyname, int call, void *arg); 175100978Srwatson 176100978Srwatson/* 177100978Srwatson * System calls wrapped by some POSIX.1e functions. 178100978Srwatson */ 179100978Srwatsonint __mac_get_fd(int _fd, struct mac *_mac_p); 180100978Srwatsonint __mac_get_file(const char *_path_p, struct mac *_mac_p); 181100978Srwatsonint __mac_get_proc(struct mac *_mac_p); 182100978Srwatsonint __mac_set_fd(int fd, struct mac *_mac_p); 183100978Srwatsonint __mac_set_file(const char *_path_p, struct mac *_mac_p); 184100978Srwatsonint __mac_set_proc(struct mac *_mac_p); 185100978Srwatson 186100978Srwatson#else /* _KERNEL */ 187100978Srwatson 188100978Srwatson/* 189100978Srwatson * Kernel functions to manage and evaluate labels. 190100978Srwatson */ 191100978Srwatsonstruct bpf_d; 192100978Srwatsonstruct componentname; 193100978Srwatsonstruct devfs_dirent; 194100978Srwatsonstruct ifnet; 195100978Srwatsonstruct ifreq; 196100978Srwatsonstruct ipq; 197100978Srwatsonstruct mbuf; 198100978Srwatsonstruct mount; 199100978Srwatsonstruct proc; 200100978Srwatsonstruct sockaddr; 201100978Srwatsonstruct socket; 202100978Srwatsonstruct pipe; 203104338Srwatsonstruct thread; 204100978Srwatsonstruct timespec; 205100978Srwatsonstruct ucred; 206100978Srwatsonstruct uio; 207100978Srwatsonstruct vattr; 208100978Srwatsonstruct vnode; 209100978Srwatson 210100978Srwatson#include <sys/acl.h> /* XXX acl_type_t */ 211100978Srwatson 212100978Srwatsonstruct vop_refreshlabel_args; 213100978Srwatsonstruct vop_setlabel_args; 214100978Srwatson 215100978Srwatson/* 216100978Srwatson * Label operations. 217100978Srwatson */ 218100978Srwatsonvoid mac_init_bpfdesc(struct bpf_d *); 219100978Srwatsonvoid mac_init_cred(struct ucred *); 220100978Srwatsonvoid mac_init_devfsdirent(struct devfs_dirent *); 221100978Srwatsonvoid mac_init_ifnet(struct ifnet *); 222100978Srwatsonvoid mac_init_ipq(struct ipq *); 223104541Srwatsonint mac_init_socket(struct socket *, int flag); 224100978Srwatsonvoid mac_init_pipe(struct pipe *); 225104541Srwatsonint mac_init_mbuf(struct mbuf *m, int flag); 226100978Srwatsonvoid mac_init_mount(struct mount *); 227100978Srwatsonvoid mac_init_vnode(struct vnode *); 228100978Srwatsonvoid mac_destroy_bpfdesc(struct bpf_d *); 229100978Srwatsonvoid mac_destroy_cred(struct ucred *); 230100978Srwatsonvoid mac_destroy_devfsdirent(struct devfs_dirent *); 231100978Srwatsonvoid mac_destroy_ifnet(struct ifnet *); 232100978Srwatsonvoid mac_destroy_ipq(struct ipq *); 233100978Srwatsonvoid mac_destroy_socket(struct socket *); 234100978Srwatsonvoid mac_destroy_pipe(struct pipe *); 235100978Srwatsonvoid mac_destroy_mbuf(struct mbuf *); 236100978Srwatsonvoid mac_destroy_mount(struct mount *); 237100978Srwatsonvoid mac_destroy_vnode(struct vnode *); 238100978Srwatson 239100978Srwatson/* 240100978Srwatson * Labeling event operations: file system objects, and things that 241100978Srwatson * look a lot like file system objects. 242100978Srwatson */ 243100978Srwatsonvoid mac_create_devfs_device(dev_t dev, struct devfs_dirent *de); 244100978Srwatsonvoid mac_create_devfs_directory(char *dirname, int dirnamelen, 245100978Srwatson struct devfs_dirent *de); 246100978Srwatsonvoid mac_create_devfs_vnode(struct devfs_dirent *de, struct vnode *vp); 247104533Srwatsonvoid mac_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd, 248104533Srwatson struct devfs_dirent *de); 249100978Srwatsonvoid mac_create_vnode(struct ucred *cred, struct vnode *parent, 250100978Srwatson struct vnode *child); 251100978Srwatsonvoid mac_create_mount(struct ucred *cred, struct mount *mp); 252100978Srwatsonvoid mac_create_root_mount(struct ucred *cred, struct mount *mp); 253100978Srwatsonvoid mac_relabel_vnode(struct ucred *cred, struct vnode *vp, 254100978Srwatson struct label *newlabel); 255100978Srwatsonvoid mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp); 256100978Srwatsonvoid mac_update_procfsvnode(struct vnode *vp, struct ucred *cred); 257100978Srwatsonvoid mac_update_vnode_from_mount(struct vnode *vp, struct mount *mp); 258100978Srwatson 259100978Srwatson/* 260100978Srwatson * Labeling event operations: IPC objects. 261100978Srwatson */ 262100978Srwatsonvoid mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m); 263100978Srwatsonvoid mac_create_socket(struct ucred *cred, struct socket *socket); 264100978Srwatsonvoid mac_create_socket_from_socket(struct socket *oldsocket, 265100978Srwatson struct socket *newsocket); 266100978Srwatsonvoid mac_set_socket_peer_from_mbuf(struct mbuf *mbuf, 267100978Srwatson struct socket *socket); 268100978Srwatsonvoid mac_set_socket_peer_from_socket(struct socket *oldsocket, 269100978Srwatson struct socket *newsocket); 270100978Srwatsonvoid mac_create_pipe(struct ucred *cred, struct pipe *pipe); 271100978Srwatson 272100978Srwatson/* 273100978Srwatson * Labeling event operations: network objects. 274100978Srwatson */ 275100978Srwatsonvoid mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d); 276100978Srwatsonvoid mac_create_ifnet(struct ifnet *ifp); 277100978Srwatsonvoid mac_create_ipq(struct mbuf *fragment, struct ipq *ipq); 278100978Srwatsonvoid mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram); 279100978Srwatsonvoid mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment); 280100978Srwatsonvoid mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf); 281100978Srwatsonvoid mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m); 282100978Srwatsonvoid mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m); 283100978Srwatsonvoid mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m); 284100978Srwatsonvoid mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf, 285100978Srwatson struct ifnet *ifnet, struct mbuf *newmbuf); 286100978Srwatsonvoid mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf); 287100978Srwatsonint mac_fragment_match(struct mbuf *fragment, struct ipq *ipq); 288100978Srwatsonvoid mac_update_ipq(struct mbuf *fragment, struct ipq *ipq); 289100978Srwatson 290100978Srwatson/* 291100978Srwatson * Labeling event operations: processes. 292100978Srwatson */ 293100978Srwatsonvoid mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child); 294100978Srwatsonvoid mac_execve_transition(struct ucred *old, struct ucred *new, 295100978Srwatson struct vnode *vp); 296100978Srwatsonint mac_execve_will_transition(struct ucred *old, struct vnode *vp); 297100978Srwatsonvoid mac_create_proc0(struct ucred *cred); 298100978Srwatsonvoid mac_create_proc1(struct ucred *cred); 299104338Srwatsonvoid mac_thread_userret(struct thread *td); 300100978Srwatson 301100978Srwatson/* Access control checks. */ 302100978Srwatsonint mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet); 303100978Srwatsonint mac_check_cred_visible(struct ucred *u1, struct ucred *u2); 304100978Srwatsonint mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m); 305100978Srwatsonint mac_check_mount_stat(struct ucred *cred, struct mount *mp); 306100978Srwatsonint mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe, 307100978Srwatson unsigned long cmd, void *data); 308102115Srwatsonint mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe); 309102115Srwatsonint mac_check_pipe_read(struct ucred *cred, struct pipe *pipe); 310102115Srwatsonint mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe); 311102115Srwatsonint mac_check_pipe_write(struct ucred *cred, struct pipe *pipe); 312100978Srwatsonint mac_check_proc_debug(struct ucred *cred, struct proc *proc); 313100978Srwatsonint mac_check_proc_sched(struct ucred *cred, struct proc *proc); 314100978Srwatsonint mac_check_proc_signal(struct ucred *cred, struct proc *proc, 315100978Srwatson int signum); 316100978Srwatsonint mac_check_socket_bind(struct ucred *cred, struct socket *so, 317100978Srwatson struct sockaddr *sockaddr); 318100978Srwatsonint mac_check_socket_connect(struct ucred *cred, struct socket *so, 319100978Srwatson struct sockaddr *sockaddr); 320101934Srwatsonint mac_check_socket_deliver(struct socket *so, struct mbuf *m); 321100978Srwatsonint mac_check_socket_listen(struct ucred *cred, struct socket *so); 322100978Srwatsonint mac_check_socket_visible(struct ucred *cred, struct socket *so); 323100978Srwatsonint mac_check_vnode_access(struct ucred *cred, struct vnode *vp, 324100978Srwatson int flags); 325100978Srwatsonint mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp); 326100978Srwatsonint mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp); 327100978Srwatsonint mac_check_vnode_create(struct ucred *cred, struct vnode *dvp, 328100978Srwatson struct componentname *cnp, struct vattr *vap); 329100978Srwatsonint mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp, 330100978Srwatson struct vnode *vp, struct componentname *cnp); 331100978Srwatsonint mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp, 332100978Srwatson acl_type_t type); 333100978Srwatsonint mac_check_vnode_exec(struct ucred *cred, struct vnode *vp); 334100978Srwatsonint mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp, 335100978Srwatson acl_type_t type); 336100978Srwatsonint mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp, 337100978Srwatson int attrnamespace, const char *name, struct uio *uio); 338104529Srwatsonint mac_check_vnode_link(struct ucred *cred, struct vnode *dvp, 339104529Srwatson struct vnode *vp, struct componentname *cnp); 340100978Srwatsonint mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp, 341100978Srwatson struct componentname *cnp); 342100978Srwatson/* XXX This u_char should be vm_prot_t! */ 343100978Srwatsonu_char mac_check_vnode_mmap_prot(struct ucred *cred, struct vnode *vp, 344100978Srwatson int newmapping); 345100978Srwatsonint mac_check_vnode_open(struct ucred *cred, struct vnode *vp, 346100978Srwatson mode_t acc_mode); 347102129Srwatsonint mac_check_vnode_poll(struct ucred *active_cred, 348102129Srwatson struct ucred *file_cred, struct vnode *vp); 349102129Srwatsonint mac_check_vnode_read(struct ucred *active_cred, 350102129Srwatson struct ucred *file_cred, struct vnode *vp); 351100978Srwatsonint mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp); 352100978Srwatsonint mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp); 353100978Srwatsonint mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp, 354100978Srwatson struct vnode *vp, struct componentname *cnp); 355100978Srwatsonint mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp, 356100978Srwatson struct vnode *vp, int samedir, struct componentname *cnp); 357100978Srwatsonint mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp); 358100978Srwatsonint mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp, 359100978Srwatson acl_type_t type, struct acl *acl); 360100978Srwatsonint mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp, 361100978Srwatson int attrnamespace, const char *name, struct uio *uio); 362100978Srwatsonint mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp, 363100978Srwatson u_long flags); 364100978Srwatsonint mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp, 365100978Srwatson mode_t mode); 366100978Srwatsonint mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp, 367100978Srwatson uid_t uid, gid_t gid); 368100978Srwatsonint mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp, 369100978Srwatson struct timespec atime, struct timespec mtime); 370102129Srwatsonint mac_check_vnode_stat(struct ucred *active_cred, 371102129Srwatson struct ucred *file_cred, struct vnode *vp); 372102129Srwatsonint mac_check_vnode_write(struct ucred *active_cred, 373102129Srwatson struct ucred *file_cred, struct vnode *vp); 374100978Srwatsonint mac_getsockopt_label_get(struct ucred *cred, struct socket *so, 375100978Srwatson struct mac *extmac); 376100978Srwatsonint mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so, 377100978Srwatson struct mac *extmac); 378100978Srwatsonint mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr, 379100978Srwatson struct ifnet *ifnet); 380100978Srwatsonint mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr, 381100978Srwatson struct ifnet *ifnet); 382100978Srwatsonint mac_setsockopt_label_set(struct ucred *cred, struct socket *so, 383100978Srwatson struct mac *extmac); 384100978Srwatsonint mac_pipe_label_set(struct ucred *cred, struct pipe *pipe, 385100978Srwatson struct label *label); 386100978Srwatson 387100978Srwatson/* 388100978Srwatson * Calls to help various file systems implement labeling functionality 389100978Srwatson * using their existing EA implementation. 390100978Srwatson */ 391100978Srwatsonint vop_stdcreatevnode_ea(struct vnode *dvp, struct vnode *tvp, 392100978Srwatson struct ucred *cred); 393100978Srwatsonint vop_stdrefreshlabel_ea(struct vop_refreshlabel_args *ap); 394100978Srwatsonint vop_stdsetlabel_ea(struct vop_setlabel_args *ap); 395100978Srwatson 396100978Srwatson#endif /* _KERNEL */ 397100978Srwatson 398100978Srwatson#endif /* !_SYS_MAC_H */ 399