/*- * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson * Copyright (c) 2001, 2002 Networks Associates Technology, Inc. * All rights reserved. * * This software was developed by Robert Watson for the TrustedBSD Project. * * This software was developed for the FreeBSD Project in part by NAI Labs, * the Security Research Division of Network Associates, Inc. under * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA * CHATS research program. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The names of the authors may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /* * Developed by the TrustedBSD Project. * Generic mandatory access module that does nothing. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include SYSCTL_DECL(_security_mac); SYSCTL_NODE(_security_mac, OID_AUTO, none, CTLFLAG_RW, 0, "TrustedBSD mac_none policy controls"); static int mac_none_enabled = 0; SYSCTL_INT(_security_mac_none, OID_AUTO, enabled, CTLFLAG_RW, &mac_none_enabled, 0, "Enforce none policy"); /* * Policy module operations. */ static void mac_none_destroy(struct mac_policy_conf *conf) { } static void mac_none_init(struct mac_policy_conf *conf) { } static int mac_none_syscall(struct thread *td, int call, void *arg) { return (0); } /* * Label operations. */ static void mac_none_init_label(struct label *label) { } static int mac_none_init_label_waitcheck(struct label *label, int flag) { return (0); } static void mac_none_destroy_label(struct label *label) { } static int mac_none_externalize_label(struct label *label, char *element_name, char *element_data, size_t size, size_t *len, int *claimed) { return (0); } static int mac_none_internalize_label(struct label *label, char *element_name, char *element_data, int *claimed) { return (0); } /* * Labeling event operations: file system objects, and things that look * a lot like file system objects. */ static void mac_none_associate_vnode_devfs(struct mount *mp, struct label *fslabel, struct devfs_dirent *de, struct label *delabel, struct vnode *vp, struct label *vlabel) { } static int mac_none_associate_vnode_extattr(struct mount *mp, struct label *fslabel, struct vnode *vp, struct label *vlabel) { return (0); } static void mac_none_associate_vnode_singlelabel(struct mount *mp, struct label *fslabel, struct vnode *vp, struct label *vlabel) { } static void mac_none_create_devfs_device(dev_t dev, struct devfs_dirent *devfs_dirent, struct label *label) { } static void mac_none_create_devfs_directory(char *dirname, int dirnamelen, struct devfs_dirent *devfs_dirent, struct label *label) { } static void mac_none_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd, struct label *ddlabel, struct devfs_dirent *de, struct label *delabel) { } static void mac_none_create_devfs_vnode(struct devfs_dirent *devfs_dirent, struct label *direntlabel, struct vnode *vp, struct label *vnodelabel) { } static int mac_none_create_vnode_extattr(struct ucred *cred, struct mount *mp, struct label *fslabel, struct vnode *dvp, struct label *dlabel, struct vnode *vp, struct label *vlabel, struct componentname *cnp) { return (0); } static void mac_none_create_mount(struct ucred *cred, struct mount *mp, struct label *mntlabel, struct label *fslabel) { } static void mac_none_create_root_mount(struct ucred *cred, struct mount *mp, struct label *mntlabel, struct label *fslabel) { } static void mac_none_relabel_vnode(struct ucred *cred, struct vnode *vp, struct label *vnodelabel, struct label *label) { } static int mac_none_setlabel_vnode_extattr(struct ucred *cred, struct vnode *vp, struct label *vlabel, struct label *intlabel) { return (0); } static void mac_none_update_devfsdirent(struct devfs_dirent *devfs_dirent, struct label *direntlabel, struct vnode *vp, struct label *vnodelabel) { } /* * Labeling event operations: IPC object. */ static void mac_none_create_mbuf_from_socket(struct socket *so, struct label *socketlabel, struct mbuf *m, struct label *mbuflabel) { } static void mac_none_create_socket(struct ucred *cred, struct socket *socket, struct label *socketlabel) { } static void mac_none_create_pipe(struct ucred *cred, struct pipe *pipe, struct label *pipelabel) { } static void mac_none_create_socket_from_socket(struct socket *oldsocket, struct label *oldsocketlabel, struct socket *newsocket, struct label *newsocketlabel) { } static void mac_none_relabel_socket(struct ucred *cred, struct socket *socket, struct label *socketlabel, struct label *newlabel) { } static void mac_none_relabel_pipe(struct ucred *cred, struct pipe *pipe, struct label *pipelabel, struct label *newlabel) { } static void mac_none_set_socket_peer_from_mbuf(struct mbuf *mbuf, struct label *mbuflabel, struct socket *socket, struct label *socketpeerlabel) { } static void mac_none_set_socket_peer_from_socket(struct socket *oldsocket, struct label *oldsocketlabel, struct socket *newsocket, struct label *newsocketpeerlabel) { } /* * Labeling event operations: network objects. */ static void mac_none_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d, struct label *bpflabel) { } static void mac_none_create_datagram_from_ipq(struct ipq *ipq, struct label *ipqlabel, struct mbuf *datagram, struct label *datagramlabel) { } static void mac_none_create_fragment(struct mbuf *datagram, struct label *datagramlabel, struct mbuf *fragment, struct label *fragmentlabel) { } static void mac_none_create_ifnet(struct ifnet *ifnet, struct label *ifnetlabel) { } static void mac_none_create_ipq(struct mbuf *fragment, struct label *fragmentlabel, struct ipq *ipq, struct label *ipqlabel) { } static void mac_none_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct label *oldmbuflabel, struct mbuf *newmbuf, struct label *newmbuflabel) { } static void mac_none_create_mbuf_linklayer(struct ifnet *ifnet, struct label *ifnetlabel, struct mbuf *mbuf, struct label *mbuflabel) { } static void mac_none_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct label *bpflabel, struct mbuf *mbuf, struct label *mbuflabel) { } static void mac_none_create_mbuf_from_ifnet(struct ifnet *ifnet, struct label *ifnetlabel, struct mbuf *m, struct label *mbuflabel) { } static void mac_none_create_mbuf_multicast_encap(struct mbuf *oldmbuf, struct label *oldmbuflabel, struct ifnet *ifnet, struct label *ifnetlabel, struct mbuf *newmbuf, struct label *newmbuflabel) { } static void mac_none_create_mbuf_netlayer(struct mbuf *oldmbuf, struct label *oldmbuflabel, struct mbuf *newmbuf, struct label *newmbuflabel) { } static int mac_none_fragment_match(struct mbuf *fragment, struct label *fragmentlabel, struct ipq *ipq, struct label *ipqlabel) { return (1); } static void mac_none_relabel_ifnet(struct ucred *cred, struct ifnet *ifnet, struct label *ifnetlabel, struct label *newlabel) { } static void mac_none_update_ipq(struct mbuf *fragment, struct label *fragmentlabel, struct ipq *ipq, struct label *ipqlabel) { } /* * Labeling event operations: processes. */ static void mac_none_create_cred(struct ucred *cred_parent, struct ucred *cred_child) { } static void mac_none_execve_transition(struct ucred *old, struct ucred *new, struct vnode *vp, struct label *vnodelabel) { } static int mac_none_execve_will_transition(struct ucred *old, struct vnode *vp, struct label *vnodelabel) { return (0); } static void mac_none_create_proc0(struct ucred *cred) { } static void mac_none_create_proc1(struct ucred *cred) { } static void mac_none_relabel_cred(struct ucred *cred, struct label *newlabel) { } /* * Access control checks. */ static int mac_none_check_bpfdesc_receive(struct bpf_d *bpf_d, struct label *bpflabel, struct ifnet *ifnet, struct label *ifnet_label) { return (0); } static int mac_none_check_cred_relabel(struct ucred *cred, struct label *newlabel) { return (0); } static int mac_none_check_cred_visible(struct ucred *u1, struct ucred *u2) { return (0); } static int mac_none_check_ifnet_relabel(struct ucred *cred, struct ifnet *ifnet, struct label *ifnetlabel, struct label *newlabel) { return (0); } static int mac_none_check_ifnet_transmit(struct ifnet *ifnet, struct label *ifnetlabel, struct mbuf *m, struct label *mbuflabel) { return (0); } static int mac_none_check_mount_stat(struct ucred *cred, struct mount *mp, struct label *mntlabel) { return (0); } static int mac_none_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe, struct label *pipelabel, unsigned long cmd, void /* caddr_t */ *data) { return (0); } static int mac_none_check_pipe_poll(struct ucred *cred, struct pipe *pipe, struct label *pipelabel) { return (0); } static int mac_none_check_pipe_read(struct ucred *cred, struct pipe *pipe, struct label *pipelabel) { return (0); } static int mac_none_check_pipe_relabel(struct ucred *cred, struct pipe *pipe, struct label *pipelabel, struct label *newlabel) { return (0); } static int mac_none_check_pipe_stat(struct ucred *cred, struct pipe *pipe, struct label *pipelabel) { return (0); } static int mac_none_check_pipe_write(struct ucred *cred, struct pipe *pipe, struct label *pipelabel) { return (0); } static int mac_none_check_proc_debug(struct ucred *cred, struct proc *proc) { return (0); } static int mac_none_check_proc_sched(struct ucred *cred, struct proc *proc) { return (0); } static int mac_none_check_proc_signal(struct ucred *cred, struct proc *proc, int signum) { return (0); } static int mac_none_check_socket_bind(struct ucred *cred, struct socket *socket, struct label *socketlabel, struct sockaddr *sockaddr) { return (0); } static int mac_none_check_socket_connect(struct ucred *cred, struct socket *socket, struct label *socketlabel, struct sockaddr *sockaddr) { return (0); } static int mac_none_check_socket_deliver(struct socket *so, struct label *socketlabel, struct mbuf *m, struct label *mbuflabel) { return (0); } static int mac_none_check_socket_listen(struct ucred *cred, struct socket *so, struct label *socketlabel) { return (0); } static int mac_none_check_socket_relabel(struct ucred *cred, struct socket *socket, struct label *socketlabel, struct label *newlabel) { return (0); } static int mac_none_check_socket_visible(struct ucred *cred, struct socket *socket, struct label *socketlabel) { return (0); } static int mac_none_check_system_reboot(struct ucred *cred, int how) { return (0); } static int mac_none_check_system_swapon(struct ucred *cred, struct vnode *vp, struct label *label) { return (0); } static int mac_none_check_system_sysctl(struct ucred *cred, int *name, u_int namelen, void *old, size_t *oldlenp, int inkernel, void *new, size_t newlen) { return (0); } static int mac_none_check_vnode_access(struct ucred *cred, struct vnode *vp, struct label *label, int acc_mode) { return (0); } static int mac_none_check_vnode_chdir(struct ucred *cred, struct vnode *dvp, struct label *dlabel) { return (0); } static int mac_none_check_vnode_chroot(struct ucred *cred, struct vnode *dvp, struct label *dlabel) { return (0); } static int mac_none_check_vnode_create(struct ucred *cred, struct vnode *dvp, struct label *dlabel, struct componentname *cnp, struct vattr *vap) { return (0); } static int mac_none_check_vnode_delete(struct ucred *cred, struct vnode *dvp, struct label *dlabel, struct vnode *vp, struct label *label, struct componentname *cnp) { return (0); } static int mac_none_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp, struct label *label, acl_type_t type) { return (0); } static int mac_none_check_vnode_exec(struct ucred *cred, struct vnode *vp, struct label *label) { return (0); } static int mac_none_check_vnode_getacl(struct ucred *cred, struct vnode *vp, struct label *label, acl_type_t type) { return (0); } static int mac_none_check_vnode_getextattr(struct ucred *cred, struct vnode *vp, struct label *label, int attrnamespace, const char *name, struct uio *uio) { return (0); } static int mac_none_check_vnode_link(struct ucred *cred, struct vnode *dvp, struct label *dlabel, struct vnode *vp, struct label *label, struct componentname *cnp) { return (0); } static int mac_none_check_vnode_lookup(struct ucred *cred, struct vnode *dvp, struct label *dlabel, struct componentname *cnp) { return (0); } static int mac_none_check_vnode_mmap(struct ucred *cred, struct vnode *vp, struct label *label, int prot) { return (0); } static int mac_none_check_vnode_mprotect(struct ucred *cred, struct vnode *vp, struct label *label, int prot) { return (0); } static int mac_none_check_vnode_open(struct ucred *cred, struct vnode *vp, struct label *filelabel, int acc_mode) { return (0); } static int mac_none_check_vnode_poll(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *label) { return (0); } static int mac_none_check_vnode_read(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *label) { return (0); } static int mac_none_check_vnode_readdir(struct ucred *cred, struct vnode *vp, struct label *dlabel) { return (0); } static int mac_none_check_vnode_readlink(struct ucred *cred, struct vnode *vp, struct label *vnodelabel) { return (0); } static int mac_none_check_vnode_relabel(struct ucred *cred, struct vnode *vp, struct label *vnodelabel, struct label *newlabel) { return (0); } static int mac_none_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp, struct label *dlabel, struct vnode *vp, struct label *label, struct componentname *cnp) { return (0); } static int mac_none_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp, struct label *dlabel, struct vnode *vp, struct label *label, int samedir, struct componentname *cnp) { return (0); } static int mac_none_check_vnode_revoke(struct ucred *cred, struct vnode *vp, struct label *label) { return (0); } static int mac_none_check_vnode_setacl(struct ucred *cred, struct vnode *vp, struct label *label, acl_type_t type, struct acl *acl) { return (0); } static int mac_none_check_vnode_setextattr(struct ucred *cred, struct vnode *vp, struct label *label, int attrnamespace, const char *name, struct uio *uio) { return (0); } static int mac_none_check_vnode_setflags(struct ucred *cred, struct vnode *vp, struct label *label, u_long flags) { return (0); } static int mac_none_check_vnode_setmode(struct ucred *cred, struct vnode *vp, struct label *label, mode_t mode) { return (0); } static int mac_none_check_vnode_setowner(struct ucred *cred, struct vnode *vp, struct label *label, uid_t uid, gid_t gid) { return (0); } static int mac_none_check_vnode_setutimes(struct ucred *cred, struct vnode *vp, struct label *label, struct timespec atime, struct timespec mtime) { return (0); } static int mac_none_check_vnode_stat(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *label) { return (0); } static int mac_none_check_vnode_write(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *label) { return (0); } static struct mac_policy_ops mac_none_ops = { .mpo_destroy = mac_none_destroy, .mpo_init = mac_none_init, .mpo_syscall = mac_none_syscall, .mpo_init_bpfdesc_label = mac_none_init_label, .mpo_init_cred_label = mac_none_init_label, .mpo_init_devfsdirent_label = mac_none_init_label, .mpo_init_ifnet_label = mac_none_init_label, .mpo_init_ipq_label = mac_none_init_label, .mpo_init_mbuf_label = mac_none_init_label_waitcheck, .mpo_init_mount_label = mac_none_init_label, .mpo_init_mount_fs_label = mac_none_init_label, .mpo_init_pipe_label = mac_none_init_label, .mpo_init_socket_label = mac_none_init_label_waitcheck, .mpo_init_socket_peer_label = mac_none_init_label_waitcheck, .mpo_init_vnode_label = mac_none_init_label, .mpo_destroy_bpfdesc_label = mac_none_destroy_label, .mpo_destroy_cred_label = mac_none_destroy_label, .mpo_destroy_devfsdirent_label = mac_none_destroy_label, .mpo_destroy_ifnet_label = mac_none_destroy_label, .mpo_destroy_ipq_label = mac_none_destroy_label, .mpo_destroy_mbuf_label = mac_none_destroy_label, .mpo_destroy_mount_label = mac_none_destroy_label, .mpo_destroy_mount_fs_label = mac_none_destroy_label, .mpo_destroy_pipe_label = mac_none_destroy_label, .mpo_destroy_socket_label = mac_none_destroy_label, .mpo_destroy_socket_peer_label = mac_none_destroy_label, .mpo_destroy_vnode_label = mac_none_destroy_label, .mpo_externalize_cred_label = mac_none_externalize_label, .mpo_externalize_ifnet_label = mac_none_externalize_label, .mpo_externalize_pipe_label = mac_none_externalize_label, .mpo_externalize_socket_label = mac_none_externalize_label, .mpo_externalize_socket_peer_label = mac_none_externalize_label, .mpo_externalize_vnode_label = mac_none_externalize_label, .mpo_internalize_cred_label = mac_none_internalize_label, .mpo_internalize_ifnet_label = mac_none_internalize_label, .mpo_internalize_pipe_label = mac_none_internalize_label, .mpo_internalize_socket_label = mac_none_internalize_label, .mpo_internalize_vnode_label = mac_none_internalize_label, .mpo_associate_vnode_devfs = mac_none_associate_vnode_devfs, .mpo_associate_vnode_extattr = mac_none_associate_vnode_extattr, .mpo_associate_vnode_singlelabel = mac_none_associate_vnode_singlelabel, .mpo_create_devfs_device = mac_none_create_devfs_device, .mpo_create_devfs_directory = mac_none_create_devfs_directory, .mpo_create_devfs_symlink = mac_none_create_devfs_symlink, .mpo_create_devfs_vnode = mac_none_create_devfs_vnode, .mpo_create_vnode_extattr = mac_none_create_vnode_extattr, .mpo_create_mount = mac_none_create_mount, .mpo_create_root_mount = mac_none_create_root_mount, .mpo_relabel_vnode = mac_none_relabel_vnode, .mpo_setlabel_vnode_extattr = mac_none_setlabel_vnode_extattr, .mpo_update_devfsdirent = mac_none_update_devfsdirent, .mpo_create_mbuf_from_socket = mac_none_create_mbuf_from_socket, .mpo_create_pipe = mac_none_create_pipe, .mpo_create_socket = mac_none_create_socket, .mpo_create_socket_from_socket = mac_none_create_socket_from_socket, .mpo_relabel_pipe = mac_none_relabel_pipe, .mpo_relabel_socket = mac_none_relabel_socket, .mpo_set_socket_peer_from_mbuf = mac_none_set_socket_peer_from_mbuf, .mpo_set_socket_peer_from_socket = mac_none_set_socket_peer_from_socket, .mpo_create_bpfdesc = mac_none_create_bpfdesc, .mpo_create_ifnet = mac_none_create_ifnet, .mpo_create_ipq = mac_none_create_ipq, .mpo_create_datagram_from_ipq = mac_none_create_datagram_from_ipq, .mpo_create_fragment = mac_none_create_fragment, .mpo_create_ipq = mac_none_create_ipq, .mpo_create_mbuf_from_mbuf = mac_none_create_mbuf_from_mbuf, .mpo_create_mbuf_linklayer = mac_none_create_mbuf_linklayer, .mpo_create_mbuf_from_bpfdesc = mac_none_create_mbuf_from_bpfdesc, .mpo_create_mbuf_from_ifnet = mac_none_create_mbuf_from_ifnet, .mpo_create_mbuf_multicast_encap = mac_none_create_mbuf_multicast_encap, .mpo_create_mbuf_netlayer = mac_none_create_mbuf_netlayer, .mpo_fragment_match = mac_none_fragment_match, .mpo_relabel_ifnet = mac_none_relabel_ifnet, .mpo_update_ipq = mac_none_update_ipq, .mpo_create_cred = mac_none_create_cred, .mpo_execve_transition = mac_none_execve_transition, .mpo_execve_will_transition = mac_none_execve_will_transition, .mpo_create_proc0 = mac_none_create_proc0, .mpo_create_proc1 = mac_none_create_proc1, .mpo_relabel_cred = mac_none_relabel_cred, .mpo_check_bpfdesc_receive = mac_none_check_bpfdesc_receive, .mpo_check_cred_relabel = mac_none_check_cred_relabel, .mpo_check_cred_visible = mac_none_check_cred_visible, .mpo_check_ifnet_relabel = mac_none_check_ifnet_relabel, .mpo_check_ifnet_transmit = mac_none_check_ifnet_transmit, .mpo_check_mount_stat = mac_none_check_mount_stat, .mpo_check_pipe_ioctl = mac_none_check_pipe_ioctl, .mpo_check_pipe_poll = mac_none_check_pipe_poll, .mpo_check_pipe_read = mac_none_check_pipe_read, .mpo_check_pipe_relabel = mac_none_check_pipe_relabel, .mpo_check_pipe_stat = mac_none_check_pipe_stat, .mpo_check_pipe_write = mac_none_check_pipe_write, .mpo_check_proc_debug = mac_none_check_proc_debug, .mpo_check_proc_sched = mac_none_check_proc_sched, .mpo_check_proc_signal = mac_none_check_proc_signal, .mpo_check_socket_bind = mac_none_check_socket_bind, .mpo_check_socket_connect = mac_none_check_socket_connect, .mpo_check_socket_deliver = mac_none_check_socket_deliver, .mpo_check_socket_listen = mac_none_check_socket_listen, .mpo_check_socket_relabel = mac_none_check_socket_relabel, .mpo_check_socket_visible = mac_none_check_socket_visible, .mpo_check_system_reboot = mac_none_check_system_reboot, .mpo_check_system_swapon = mac_none_check_system_swapon, .mpo_check_system_sysctl = mac_none_check_system_sysctl, .mpo_check_vnode_access = mac_none_check_vnode_access, .mpo_check_vnode_chdir = mac_none_check_vnode_chdir, .mpo_check_vnode_chroot = mac_none_check_vnode_chroot, .mpo_check_vnode_create = mac_none_check_vnode_create, .mpo_check_vnode_delete = mac_none_check_vnode_delete, .mpo_check_vnode_deleteacl = mac_none_check_vnode_deleteacl, .mpo_check_vnode_exec = mac_none_check_vnode_exec, .mpo_check_vnode_getacl = mac_none_check_vnode_getacl, .mpo_check_vnode_getextattr = mac_none_check_vnode_getextattr, .mpo_check_vnode_link = mac_none_check_vnode_link, .mpo_check_vnode_lookup = mac_none_check_vnode_lookup, .mpo_check_vnode_mmap = mac_none_check_vnode_mmap, .mpo_check_vnode_mprotect = mac_none_check_vnode_mprotect, .mpo_check_vnode_open = mac_none_check_vnode_open, .mpo_check_vnode_poll = mac_none_check_vnode_poll, .mpo_check_vnode_read = mac_none_check_vnode_read, .mpo_check_vnode_readdir = mac_none_check_vnode_readdir, .mpo_check_vnode_readlink = mac_none_check_vnode_readlink, .mpo_check_vnode_relabel = mac_none_check_vnode_relabel, .mpo_check_vnode_rename_from = mac_none_check_vnode_rename_from, .mpo_check_vnode_rename_to = mac_none_check_vnode_rename_to, .mpo_check_vnode_revoke = mac_none_check_vnode_revoke, .mpo_check_vnode_setacl = mac_none_check_vnode_setacl, .mpo_check_vnode_setextattr = mac_none_check_vnode_setextattr, .mpo_check_vnode_setflags = mac_none_check_vnode_setflags, .mpo_check_vnode_setmode = mac_none_check_vnode_setmode, .mpo_check_vnode_setowner = mac_none_check_vnode_setowner, .mpo_check_vnode_setutimes = mac_none_check_vnode_setutimes, .mpo_check_vnode_stat = mac_none_check_vnode_stat, .mpo_check_vnode_write = mac_none_check_vnode_write, }; MAC_POLICY_SET(&mac_none_ops, trustedbsd_mac_none, "TrustedBSD MAC/None", MPC_LOADTIME_FLAG_UNLOADOK, NULL);