xref: /freebsd/sys/security/mac_stub/mac_stub.c (revision eea8ea3108e14d0141e405192e1260813f90ae5a)

/*-
 * 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 <sys/types.h>
#include <sys/param.h>
#include <sys/acl.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/mac.h>
#include <sys/mount.h>
#include <sys/proc.h>
#include <sys/systm.h>
#include <sys/sysproto.h>
#include <sys/sysent.h>
#include <sys/vnode.h>
#include <sys/file.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/pipe.h>
#include <sys/sysctl.h>

#include <fs/devfs/devfs.h>

#include <net/bpfdesc.h>
#include <net/if.h>
#include <net/if_types.h>
#include <net/if_var.h>

#include <netinet/in.h>
#include <netinet/ip_var.h>

#include <vm/vm.h>

#include <sys/mac_policy.h>

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(struct label *label, struct mac *extmac)
{

	return (0);
}

static int
mac_none_internalize(struct label *label, struct mac *extmac)
{

	return (0);
}

/*
 * Labeling event operations: file system objects, and things that look
 * a lot like file system objects.
 */
static void
mac_none_create_devfs_device(dev_t dev, 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_directory(char *dirname, int dirnamelen,
    struct devfs_dirent *devfs_dirent, struct label *label)
{

}

static void
mac_none_create_devfs_vnode(struct devfs_dirent *devfs_dirent,
    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
{

}

static void
mac_none_create_vnode(struct ucred *cred, struct vnode *parent,
    struct label *parentlabel, struct vnode *child,
    struct label *childlabel)
{

}

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 void
mac_none_update_devfsdirent(struct devfs_dirent *devfs_dirent,
    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
{

}

static void
mac_none_update_procfsvnode(struct vnode *vp, struct label *vnodelabel,
    struct ucred *cred)
{

}

static int
mac_none_update_vnode_from_externalized(struct vnode *vp,
    struct label *vnodelabel, struct mac *extmac)
{

	return (0);
}

static void
mac_none_update_vnode_from_mount(struct vnode *vp, struct label *vnodelabel,
    struct mount *mp, struct label *fslabel)
{

}

/*
 * 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 *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 vnode *vp,
    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_vnode_access(struct ucred *cred, struct vnode *vp,
    struct label *label, mode_t flags)
{

	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_open(struct ucred *cred, struct vnode *vp,
    struct label *filelabel, mode_t 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_op_entry mac_none_ops[] =
{
	{ MAC_DESTROY,
	    (macop_t)mac_none_destroy },
	{ MAC_INIT,
	    (macop_t)mac_none_init },
	{ MAC_SYSCALL,
	    (macop_t)mac_none_syscall },
	{ MAC_INIT_BPFDESC_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_CRED_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_DEVFSDIRENT_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_IFNET_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_IPQ_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_MBUF_LABEL,
	    (macop_t)mac_none_init_label_waitcheck },
	{ MAC_INIT_MOUNT_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_MOUNT_FS_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_PIPE_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_SOCKET_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_SOCKET_PEER_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_TEMP_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_INIT_VNODE_LABEL,
	    (macop_t)mac_none_init_label },
	{ MAC_DESTROY_BPFDESC_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_CRED_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_DEVFSDIRENT_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_IFNET_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_IPQ_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_MBUF_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_MOUNT_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_MOUNT_FS_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_PIPE_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_SOCKET_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_SOCKET_PEER_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_TEMP_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_DESTROY_VNODE_LABEL,
	    (macop_t)mac_none_destroy_label },
	{ MAC_EXTERNALIZE,
	    (macop_t)mac_none_externalize },
	{ MAC_INTERNALIZE,
	    (macop_t)mac_none_internalize },
	{ MAC_CREATE_DEVFS_DEVICE,
	    (macop_t)mac_none_create_devfs_device },
	{ MAC_CREATE_DEVFS_DIRECTORY,
	    (macop_t)mac_none_create_devfs_directory },
	{ MAC_CREATE_DEVFS_SYMLINK,
	    (macop_t)mac_none_create_devfs_symlink },
	{ MAC_CREATE_DEVFS_VNODE,
	    (macop_t)mac_none_create_devfs_vnode },
	{ MAC_CREATE_VNODE,
	    (macop_t)mac_none_create_vnode },
	{ MAC_CREATE_MOUNT,
	    (macop_t)mac_none_create_mount },
	{ MAC_CREATE_ROOT_MOUNT,
	    (macop_t)mac_none_create_root_mount },
	{ MAC_RELABEL_VNODE,
	    (macop_t)mac_none_relabel_vnode },
	{ MAC_UPDATE_DEVFSDIRENT,
	    (macop_t)mac_none_update_devfsdirent },
	{ MAC_UPDATE_PROCFSVNODE,
	    (macop_t)mac_none_update_procfsvnode },
	{ MAC_UPDATE_VNODE_FROM_EXTERNALIZED,
	    (macop_t)mac_none_update_vnode_from_externalized },
	{ MAC_UPDATE_VNODE_FROM_MOUNT,
	    (macop_t)mac_none_update_vnode_from_mount },
	{ MAC_CREATE_MBUF_FROM_SOCKET,
	    (macop_t)mac_none_create_mbuf_from_socket },
	{ MAC_CREATE_PIPE,
	    (macop_t)mac_none_create_pipe },
	{ MAC_CREATE_SOCKET,
	    (macop_t)mac_none_create_socket },
	{ MAC_CREATE_SOCKET_FROM_SOCKET,
	    (macop_t)mac_none_create_socket_from_socket },
	{ MAC_RELABEL_PIPE,
	    (macop_t)mac_none_relabel_pipe },
	{ MAC_RELABEL_SOCKET,
	    (macop_t)mac_none_relabel_socket },
	{ MAC_SET_SOCKET_PEER_FROM_MBUF,
	    (macop_t)mac_none_set_socket_peer_from_mbuf },
	{ MAC_SET_SOCKET_PEER_FROM_SOCKET,
	    (macop_t)mac_none_set_socket_peer_from_socket },
	{ MAC_CREATE_BPFDESC,
	    (macop_t)mac_none_create_bpfdesc },
	{ MAC_CREATE_IFNET,
	    (macop_t)mac_none_create_ifnet },
	{ MAC_CREATE_IPQ,
	    (macop_t)mac_none_create_ipq },
	{ MAC_CREATE_DATAGRAM_FROM_IPQ,
	    (macop_t)mac_none_create_datagram_from_ipq },
	{ MAC_CREATE_FRAGMENT,
	    (macop_t)mac_none_create_fragment },
	{ MAC_CREATE_IPQ,
	    (macop_t)mac_none_create_ipq },
	{ MAC_CREATE_MBUF_FROM_MBUF,
	    (macop_t)mac_none_create_mbuf_from_mbuf },
	{ MAC_CREATE_MBUF_LINKLAYER,
	    (macop_t)mac_none_create_mbuf_linklayer },
	{ MAC_CREATE_MBUF_FROM_BPFDESC,
	    (macop_t)mac_none_create_mbuf_from_bpfdesc },
	{ MAC_CREATE_MBUF_FROM_IFNET,
	    (macop_t)mac_none_create_mbuf_from_ifnet },
	{ MAC_CREATE_MBUF_MULTICAST_ENCAP,
	    (macop_t)mac_none_create_mbuf_multicast_encap },
	{ MAC_CREATE_MBUF_NETLAYER,
	    (macop_t)mac_none_create_mbuf_netlayer },
	{ MAC_FRAGMENT_MATCH,
	    (macop_t)mac_none_fragment_match },
	{ MAC_RELABEL_IFNET,
	    (macop_t)mac_none_relabel_ifnet },
	{ MAC_UPDATE_IPQ,
	    (macop_t)mac_none_update_ipq },
	{ MAC_CREATE_CRED,
	    (macop_t)mac_none_create_cred },
	{ MAC_EXECVE_TRANSITION,
	    (macop_t)mac_none_execve_transition },
	{ MAC_EXECVE_WILL_TRANSITION,
	    (macop_t)mac_none_execve_will_transition },
	{ MAC_CREATE_PROC0,
	    (macop_t)mac_none_create_proc0 },
	{ MAC_CREATE_PROC1,
	    (macop_t)mac_none_create_proc1 },
	{ MAC_RELABEL_CRED,
	    (macop_t)mac_none_relabel_cred },
	{ MAC_CHECK_BPFDESC_RECEIVE,
	    (macop_t)mac_none_check_bpfdesc_receive },
	{ MAC_CHECK_CRED_RELABEL,
	    (macop_t)mac_none_check_cred_relabel },
	{ MAC_CHECK_CRED_VISIBLE,
	    (macop_t)mac_none_check_cred_visible },
	{ MAC_CHECK_IFNET_RELABEL,
	    (macop_t)mac_none_check_ifnet_relabel },
	{ MAC_CHECK_IFNET_TRANSMIT,
	    (macop_t)mac_none_check_ifnet_transmit },
	{ MAC_CHECK_MOUNT_STAT,
	    (macop_t)mac_none_check_mount_stat },
	{ MAC_CHECK_PIPE_IOCTL,
	    (macop_t)mac_none_check_pipe_ioctl },
	{ MAC_CHECK_PIPE_POLL,
	    (macop_t)mac_none_check_pipe_poll },
	{ MAC_CHECK_PIPE_READ,
	    (macop_t)mac_none_check_pipe_read },
	{ MAC_CHECK_PIPE_RELABEL,
	    (macop_t)mac_none_check_pipe_relabel },
	{ MAC_CHECK_PIPE_STAT,
	    (macop_t)mac_none_check_pipe_stat },
	{ MAC_CHECK_PIPE_WRITE,
	    (macop_t)mac_none_check_pipe_write },
	{ MAC_CHECK_PROC_DEBUG,
	    (macop_t)mac_none_check_proc_debug },
	{ MAC_CHECK_PROC_SCHED,
	    (macop_t)mac_none_check_proc_sched },
	{ MAC_CHECK_PROC_SIGNAL,
	    (macop_t)mac_none_check_proc_signal },
	{ MAC_CHECK_SOCKET_BIND,
	    (macop_t)mac_none_check_socket_bind },
	{ MAC_CHECK_SOCKET_CONNECT,
	    (macop_t)mac_none_check_socket_connect },
	{ MAC_CHECK_SOCKET_DELIVER,
	    (macop_t)mac_none_check_socket_deliver },
	{ MAC_CHECK_SOCKET_LISTEN,
	    (macop_t)mac_none_check_socket_listen },
	{ MAC_CHECK_SOCKET_RELABEL,
	    (macop_t)mac_none_check_socket_relabel },
	{ MAC_CHECK_SOCKET_VISIBLE,
	    (macop_t)mac_none_check_socket_visible },
	{ MAC_CHECK_VNODE_ACCESS,
	    (macop_t)mac_none_check_vnode_access },
	{ MAC_CHECK_VNODE_CHDIR,
	    (macop_t)mac_none_check_vnode_chdir },
	{ MAC_CHECK_VNODE_CHROOT,
	    (macop_t)mac_none_check_vnode_chroot },
	{ MAC_CHECK_VNODE_CREATE,
	    (macop_t)mac_none_check_vnode_create },
	{ MAC_CHECK_VNODE_DELETE,
	    (macop_t)mac_none_check_vnode_delete },
	{ MAC_CHECK_VNODE_DELETEACL,
	    (macop_t)mac_none_check_vnode_deleteacl },
	{ MAC_CHECK_VNODE_EXEC,
	    (macop_t)mac_none_check_vnode_exec },
	{ MAC_CHECK_VNODE_GETACL,
	    (macop_t)mac_none_check_vnode_getacl },
	{ MAC_CHECK_VNODE_GETEXTATTR,
	    (macop_t)mac_none_check_vnode_getextattr },
	{ MAC_CHECK_VNODE_LINK,
	    (macop_t)mac_none_check_vnode_link },
	{ MAC_CHECK_VNODE_LOOKUP,
	    (macop_t)mac_none_check_vnode_lookup },
	{ MAC_CHECK_VNODE_OPEN,
	    (macop_t)mac_none_check_vnode_open },
	{ MAC_CHECK_VNODE_POLL,
	    (macop_t)mac_none_check_vnode_poll },
	{ MAC_CHECK_VNODE_READ,
	    (macop_t)mac_none_check_vnode_read },
	{ MAC_CHECK_VNODE_READDIR,
	    (macop_t)mac_none_check_vnode_readdir },
	{ MAC_CHECK_VNODE_READLINK,
	    (macop_t)mac_none_check_vnode_readlink },
	{ MAC_CHECK_VNODE_RELABEL,
	    (macop_t)mac_none_check_vnode_relabel },
	{ MAC_CHECK_VNODE_RENAME_FROM,
	    (macop_t)mac_none_check_vnode_rename_from },
	{ MAC_CHECK_VNODE_RENAME_TO,
	    (macop_t)mac_none_check_vnode_rename_to },
	{ MAC_CHECK_VNODE_REVOKE,
	    (macop_t)mac_none_check_vnode_revoke },
	{ MAC_CHECK_VNODE_SETACL,
	    (macop_t)mac_none_check_vnode_setacl },
	{ MAC_CHECK_VNODE_SETEXTATTR,
	    (macop_t)mac_none_check_vnode_setextattr },
	{ MAC_CHECK_VNODE_SETFLAGS,
	    (macop_t)mac_none_check_vnode_setflags },
	{ MAC_CHECK_VNODE_SETMODE,
	    (macop_t)mac_none_check_vnode_setmode },
	{ MAC_CHECK_VNODE_SETOWNER,
	    (macop_t)mac_none_check_vnode_setowner },
	{ MAC_CHECK_VNODE_SETUTIMES,
	    (macop_t)mac_none_check_vnode_setutimes },
	{ MAC_CHECK_VNODE_STAT,
	    (macop_t)mac_none_check_vnode_stat },
	{ MAC_CHECK_VNODE_WRITE,
	    (macop_t)mac_none_check_vnode_write },
	{ MAC_OP_LAST, NULL }
};

MAC_POLICY_SET(mac_none_ops, trustedbsd_mac_none, "TrustedBSD MAC/None",
    MPC_LOADTIME_FLAG_UNLOADOK, NULL);