/*- * Copyright (c) 1999-2002, 2007-2011 Robert N. M. Watson * Copyright (c) 2001-2005 McAfee, Inc. * Copyright (c) 2005-2006 SPARTA, Inc. * Copyright (c) 2008 Apple 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 McAfee * Research, the Security Research Division of McAfee, Inc. under * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA * CHATS research program. * * This software was enhanced by SPARTA ISSO under SPAWAR contract * N66001-04-C-6019 ("SEFOS"). * * This software was developed at the University of Cambridge Computer * Laboratory with support from a grant from Google, Inc. * * 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. * * 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. * * Stub module that implements a NOOP for most (if not all) MAC Framework * policy entry points. */ #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 #include #include #include #include #include #include #include SYSCTL_DECL(_security_mac); static SYSCTL_NODE(_security_mac, OID_AUTO, stub, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, "TrustedBSD mac_stub policy controls"); static int stub_enabled = 1; SYSCTL_INT(_security_mac_stub, OID_AUTO, enabled, CTLFLAG_RW, &stub_enabled, 0, "Enforce mac_stub policy"); /* * Policy module operations. */ static void stub_destroy(struct mac_policy_conf *conf) { } static void stub_init(struct mac_policy_conf *conf) { } static int stub_syscall(struct thread *td, int call, void *arg) { return (0); } /* * Label operations. */ static void stub_init_label(struct label *label) { } static int stub_init_label_waitcheck(struct label *label, int flag) { return (0); } static void stub_destroy_label(struct label *label) { } static void stub_copy_label(struct label *src, struct label *dest) { } static int stub_externalize_label(struct label *label, char *element_name, struct sbuf *sb, int *claimed) { return (0); } static int stub_internalize_label(struct label *label, char *element_name, char *element_data, int *claimed) { return (0); } /* * Object-specific entry point imeplementations are sorted alphabetically by * object type name and then by operation. */ static int stub_bpfdesc_check_receive(struct bpf_d *d, struct label *dlabel, struct ifnet *ifp, struct label *ifplabel) { return (0); } static void stub_bpfdesc_create(struct ucred *cred, struct bpf_d *d, struct label *dlabel) { } static void stub_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel, struct mbuf *m, struct label *mlabel) { } static void stub_cred_associate_nfsd(struct ucred *cred) { } static int stub_cred_check_relabel(struct ucred *cred, struct label *newlabel) { return (0); } static int stub_cred_check_setaudit(struct ucred *cred, struct auditinfo *ai) { return (0); } static int stub_cred_check_setaudit_addr(struct ucred *cred, struct auditinfo_addr *aia) { return (0); } static int stub_cred_check_setauid(struct ucred *cred, uid_t auid) { return (0); } static int stub_cred_check_setegid(struct ucred *cred, gid_t egid) { return (0); } static int stub_cred_check_seteuid(struct ucred *cred, uid_t euid) { return (0); } static int stub_cred_check_setgid(struct ucred *cred, gid_t gid) { return (0); } static int stub_cred_check_setgroups(struct ucred *cred, int ngroups, gid_t *gidset) { return (0); } static int stub_cred_check_setregid(struct ucred *cred, gid_t rgid, gid_t egid) { return (0); } static int stub_cred_check_setresgid(struct ucred *cred, gid_t rgid, gid_t egid, gid_t sgid) { return (0); } static int stub_cred_check_setresuid(struct ucred *cred, uid_t ruid, uid_t euid, uid_t suid) { return (0); } static int stub_cred_check_setreuid(struct ucred *cred, uid_t ruid, uid_t euid) { return (0); } static int stub_cred_check_setuid(struct ucred *cred, uid_t uid) { return (0); } static int stub_cred_check_visible(struct ucred *cr1, struct ucred *cr2) { return (0); } static void stub_cred_create_init(struct ucred *cred) { } static void stub_cred_create_swapper(struct ucred *cred) { } static void stub_cred_relabel(struct ucred *cred, struct label *newlabel) { } static int stub_ddb_command_exec(struct db_command *cmd, db_expr_t addr, bool have_addr, db_expr_t count, char *modif) { return (0); } static int stub_ddb_command_register(struct db_command_table *table, struct db_command *cmd) { return (0); } static void stub_devfs_create_device(struct ucred *cred, struct mount *mp, struct cdev *dev, struct devfs_dirent *de, struct label *delabel) { } static void stub_devfs_create_directory(struct mount *mp, char *dirname, int dirnamelen, struct devfs_dirent *de, struct label *delabel) { } static void stub_devfs_create_symlink(struct ucred *cred, struct mount *mp, struct devfs_dirent *dd, struct label *ddlabel, struct devfs_dirent *de, struct label *delabel) { } static void stub_devfs_update(struct mount *mp, struct devfs_dirent *de, struct label *delabel, struct vnode *vp, struct label *vplabel) { } static void stub_devfs_vnode_associate(struct mount *mp, struct label *mplabel, struct devfs_dirent *de, struct label *delabel, struct vnode *vp, struct label *vplabel) { } static int stub_ifnet_check_relabel(struct ucred *cred, struct ifnet *ifp, struct label *ifplabel, struct label *newlabel) { return (0); } static int stub_ifnet_check_transmit(struct ifnet *ifp, struct label *ifplabel, struct mbuf *m, struct label *mlabel) { return (0); } static void stub_ifnet_create(struct ifnet *ifp, struct label *ifplabel) { } static void stub_ifnet_create_mbuf(struct ifnet *ifp, struct label *ifplabel, struct mbuf *m, struct label *mlabel) { } static void stub_ifnet_relabel(struct ucred *cred, struct ifnet *ifp, struct label *ifplabel, struct label *newlabel) { } static int stub_inpcb_check_deliver(struct inpcb *inp, struct label *inplabel, struct mbuf *m, struct label *mlabel) { return (0); } static void stub_inpcb_create(struct socket *so, struct label *solabel, struct inpcb *inp, struct label *inplabel) { } static void stub_inpcb_create_mbuf(struct inpcb *inp, struct label *inplabel, struct mbuf *m, struct label *mlabel) { } static void stub_inpcb_sosetlabel(struct socket *so, struct label *solabel, struct inpcb *inp, struct label *inplabel) { SOCK_LOCK_ASSERT(so); } static void stub_ip6q_create(struct mbuf *m, struct label *mlabel, struct ip6q *q6, struct label *q6label) { } static int stub_ip6q_match(struct mbuf *m, struct label *mlabel, struct ip6q *q6, struct label *q6label) { return (1); } static void stub_ip6q_reassemble(struct ip6q *q6, struct label *q6label, struct mbuf *m, struct label *mlabel) { } static void stub_ip6q_update(struct mbuf *m, struct label *mlabel, struct ip6q *q6, struct label *q6label) { } static void stub_ipq_create(struct mbuf *m, struct label *mlabel, struct ipq *q, struct label *qlabel) { } static int stub_ipq_match(struct mbuf *m, struct label *mlabel, struct ipq *q, struct label *qlabel) { return (1); } static void stub_ipq_reassemble(struct ipq *q, struct label *qlabel, struct mbuf *m, struct label *mlabel) { } static void stub_ipq_update(struct mbuf *m, struct label *mlabel, struct ipq *q, struct label *qlabel) { } static int stub_kdb_check_backend(struct kdb_dbbe *be) { return (0); } static int stub_kenv_check_dump(struct ucred *cred) { return (0); } static int stub_kenv_check_get(struct ucred *cred, char *name) { return (0); } static int stub_kenv_check_set(struct ucred *cred, char *name, char *value) { return (0); } static int stub_kenv_check_unset(struct ucred *cred, char *name) { return (0); } static int stub_kld_check_load(struct ucred *cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_kld_check_stat(struct ucred *cred) { return (0); } static int stub_mount_check_stat(struct ucred *cred, struct mount *mp, struct label *mplabel) { return (0); } static void stub_mount_create(struct ucred *cred, struct mount *mp, struct label *mplabel) { } static void stub_netinet_arp_send(struct ifnet *ifp, struct label *iflpabel, struct mbuf *m, struct label *mlabel) { } static void stub_netinet_firewall_reply(struct mbuf *mrecv, struct label *mrecvlabel, struct mbuf *msend, struct label *msendlabel) { } static void stub_netinet_firewall_send(struct mbuf *m, struct label *mlabel) { } static void stub_netinet_fragment(struct mbuf *m, struct label *mlabel, struct mbuf *frag, struct label *fraglabel) { } static void stub_netinet_icmp_reply(struct mbuf *mrecv, struct label *mrecvlabel, struct mbuf *msend, struct label *msendlabel) { } static void stub_netinet_icmp_replyinplace(struct mbuf *m, struct label *mlabel) { } static void stub_netinet_igmp_send(struct ifnet *ifp, struct label *iflpabel, struct mbuf *m, struct label *mlabel) { } static void stub_netinet_tcp_reply(struct mbuf *m, struct label *mlabel) { } static void stub_netinet6_nd6_send(struct ifnet *ifp, struct label *iflpabel, struct mbuf *m, struct label *mlabel) { } static int stub_pipe_check_ioctl(struct ucred *cred, struct pipepair *pp, struct label *pplabel, unsigned long cmd, void /* caddr_t */ *data) { return (0); } static int stub_pipe_check_poll(struct ucred *cred, struct pipepair *pp, struct label *pplabel) { return (0); } static int stub_pipe_check_read(struct ucred *cred, struct pipepair *pp, struct label *pplabel) { return (0); } static int stub_pipe_check_relabel(struct ucred *cred, struct pipepair *pp, struct label *pplabel, struct label *newlabel) { return (0); } static int stub_pipe_check_stat(struct ucred *cred, struct pipepair *pp, struct label *pplabel) { return (0); } static int stub_pipe_check_write(struct ucred *cred, struct pipepair *pp, struct label *pplabel) { return (0); } static void stub_pipe_create(struct ucred *cred, struct pipepair *pp, struct label *pplabel) { } static void stub_pipe_relabel(struct ucred *cred, struct pipepair *pp, struct label *pplabel, struct label *newlabel) { } static int stub_posixsem_check_getvalue(struct ucred *active_cred, struct ucred *file_cred, struct ksem *ks, struct label *kslabel) { return (0); } static int stub_posixsem_check_open(struct ucred *cred, struct ksem *ks, struct label *kslabel) { return (0); } static int stub_posixsem_check_post(struct ucred *active_cred, struct ucred *file_cred, struct ksem *ks, struct label *kslabel) { return (0); } static int stub_posixsem_check_setmode(struct ucred *cred, struct ksem *ks, struct label *kslabel, mode_t mode) { return (0); } static int stub_posixsem_check_setowner(struct ucred *cred, struct ksem *ks, struct label *kslabel, uid_t uid, gid_t gid) { return (0); } static int stub_posixsem_check_stat(struct ucred *active_cred, struct ucred *file_cred, struct ksem *ks, struct label *kslabel) { return (0); } static int stub_posixsem_check_unlink(struct ucred *cred, struct ksem *ks, struct label *kslabel) { return (0); } static int stub_posixsem_check_wait(struct ucred *active_cred, struct ucred *file_cred, struct ksem *ks, struct label *kslabel) { return (0); } static void stub_posixsem_create(struct ucred *cred, struct ksem *ks, struct label *kslabel) { } static int stub_posixshm_check_create(struct ucred *cred, const char *path) { return (0); } static int stub_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd, struct label *shmlabel, int prot, int flags) { return (0); } static int stub_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd, struct label *shmlabel, accmode_t accmode) { return (0); } static int stub_posixshm_check_read(struct ucred *active_cred, struct ucred *file_cred, struct shmfd *shm, struct label *shmlabel) { return (0); } static int stub_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd, struct label *shmlabel, mode_t mode) { return (0); } static int stub_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd, struct label *shmlabel, uid_t uid, gid_t gid) { return (0); } static int stub_posixshm_check_stat(struct ucred *active_cred, struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel) { return (0); } static int stub_posixshm_check_truncate(struct ucred *active_cred, struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel) { return (0); } static int stub_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd, struct label *shmlabel) { return (0); } static int stub_posixshm_check_write(struct ucred *active_cred, struct ucred *file_cred, struct shmfd *shm, struct label *shmlabel) { return (0); } static void stub_posixshm_create(struct ucred *cred, struct shmfd *shmfd, struct label *shmlabel) { } static int stub_priv_check(struct ucred *cred, int priv) { return (0); } static int stub_priv_grant(struct ucred *cred, int priv) { return (EPERM); } static int stub_proc_check_debug(struct ucred *cred, struct proc *p) { return (0); } static int stub_proc_check_sched(struct ucred *cred, struct proc *p) { return (0); } static int stub_proc_check_signal(struct ucred *cred, struct proc *p, int signum) { return (0); } static int stub_proc_check_wait(struct ucred *cred, struct proc *p) { return (0); } static int stub_socket_check_accept(struct ucred *cred, struct socket *so, struct label *solabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_bind(struct ucred *cred, struct socket *so, struct label *solabel, struct sockaddr *sa) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_connect(struct ucred *cred, struct socket *so, struct label *solabel, struct sockaddr *sa) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_create(struct ucred *cred, int domain, int type, int proto) { return (0); } static int stub_socket_check_deliver(struct socket *so, struct label *solabel, struct mbuf *m, struct label *mlabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_listen(struct ucred *cred, struct socket *so, struct label *solabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_poll(struct ucred *cred, struct socket *so, struct label *solabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_receive(struct ucred *cred, struct socket *so, struct label *solabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_relabel(struct ucred *cred, struct socket *so, struct label *solabel, struct label *newlabel) { SOCK_LOCK_ASSERT(so); return (0); } static int stub_socket_check_send(struct ucred *cred, struct socket *so, struct label *solabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_socket_check_stat(struct ucred *cred, struct socket *so, struct label *solabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static int stub_inpcb_check_visible(struct ucred *cred, struct inpcb *inp, struct label *inplabel) { return (0); } static int stub_socket_check_visible(struct ucred *cred, struct socket *so, struct label *solabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif return (0); } static void stub_socket_create(struct ucred *cred, struct socket *so, struct label *solabel) { } static void stub_socket_create_mbuf(struct socket *so, struct label *solabel, struct mbuf *m, struct label *mlabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif } static void stub_socket_newconn(struct socket *oldso, struct label *oldsolabel, struct socket *newso, struct label *newsolabel) { #if 0 SOCK_LOCK(oldso); SOCK_UNLOCK(oldso); #endif #if 0 SOCK_LOCK(newso); SOCK_UNLOCK(newso); #endif } static void stub_socket_relabel(struct ucred *cred, struct socket *so, struct label *solabel, struct label *newlabel) { SOCK_LOCK_ASSERT(so); } static void stub_socketpeer_set_from_mbuf(struct mbuf *m, struct label *mlabel, struct socket *so, struct label *sopeerlabel) { #if 0 SOCK_LOCK(so); SOCK_UNLOCK(so); #endif } static void stub_socketpeer_set_from_socket(struct socket *oldso, struct label *oldsolabel, struct socket *newso, struct label *newsopeerlabel) { #if 0 SOCK_LOCK(oldso); SOCK_UNLOCK(oldso); #endif #if 0 SOCK_LOCK(newso); SOCK_UNLOCK(newso); #endif } static void stub_syncache_create(struct label *label, struct inpcb *inp) { } static void stub_syncache_create_mbuf(struct label *sc_label, struct mbuf *m, struct label *mlabel) { } static int stub_system_check_acct(struct ucred *cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_system_check_audit(struct ucred *cred, void *record, int length) { return (0); } static int stub_system_check_auditctl(struct ucred *cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_system_check_auditon(struct ucred *cred, int cmd) { return (0); } static int stub_system_check_reboot(struct ucred *cred, int how) { return (0); } static int stub_system_check_swapoff(struct ucred *cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_system_check_swapon(struct ucred *cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_system_check_sysctl(struct ucred *cred, struct sysctl_oid *oidp, void *arg1, int arg2, struct sysctl_req *req) { return (0); } static void stub_sysvmsg_cleanup(struct label *msglabel) { } static void stub_sysvmsg_create(struct ucred *cred, struct msqid_kernel *msqkptr, struct label *msqlabel, struct msg *msgptr, struct label *msglabel) { } static int stub_sysvmsq_check_msgmsq(struct ucred *cred, struct msg *msgptr, struct label *msglabel, struct msqid_kernel *msqkptr, struct label *msqklabel) { return (0); } static int stub_sysvmsq_check_msgrcv(struct ucred *cred, struct msg *msgptr, struct label *msglabel) { return (0); } static int stub_sysvmsq_check_msgrmid(struct ucred *cred, struct msg *msgptr, struct label *msglabel) { return (0); } static int stub_sysvmsq_check_msqget(struct ucred *cred, struct msqid_kernel *msqkptr, struct label *msqklabel) { return (0); } static int stub_sysvmsq_check_msqsnd(struct ucred *cred, struct msqid_kernel *msqkptr, struct label *msqklabel) { return (0); } static int stub_sysvmsq_check_msqrcv(struct ucred *cred, struct msqid_kernel *msqkptr, struct label *msqklabel) { return (0); } static int stub_sysvmsq_check_msqctl(struct ucred *cred, struct msqid_kernel *msqkptr, struct label *msqklabel, int cmd) { return (0); } static void stub_sysvmsq_cleanup(struct label *msqlabel) { } static void stub_sysvmsq_create(struct ucred *cred, struct msqid_kernel *msqkptr, struct label *msqlabel) { } static int stub_sysvsem_check_semctl(struct ucred *cred, struct semid_kernel *semakptr, struct label *semaklabel, int cmd) { return (0); } static int stub_sysvsem_check_semget(struct ucred *cred, struct semid_kernel *semakptr, struct label *semaklabel) { return (0); } static int stub_sysvsem_check_semop(struct ucred *cred, struct semid_kernel *semakptr, struct label *semaklabel, size_t accesstype) { return (0); } static void stub_sysvsem_cleanup(struct label *semalabel) { } static void stub_sysvsem_create(struct ucred *cred, struct semid_kernel *semakptr, struct label *semalabel) { } static int stub_sysvshm_check_shmat(struct ucred *cred, struct shmid_kernel *shmsegptr, struct label *shmseglabel, int shmflg) { return (0); } static int stub_sysvshm_check_shmctl(struct ucred *cred, struct shmid_kernel *shmsegptr, struct label *shmseglabel, int cmd) { return (0); } static int stub_sysvshm_check_shmdt(struct ucred *cred, struct shmid_kernel *shmsegptr, struct label *shmseglabel) { return (0); } static int stub_sysvshm_check_shmget(struct ucred *cred, struct shmid_kernel *shmsegptr, struct label *shmseglabel, int shmflg) { return (0); } static void stub_sysvshm_cleanup(struct label *shmlabel) { } static void stub_sysvshm_create(struct ucred *cred, struct shmid_kernel *shmsegptr, struct label *shmalabel) { } static void stub_thread_userret(struct thread *td) { } static int stub_vnode_associate_extattr(struct mount *mp, struct label *mplabel, struct vnode *vp, struct label *vplabel) { return (0); } static void stub_vnode_associate_singlelabel(struct mount *mp, struct label *mplabel, struct vnode *vp, struct label *vplabel) { } static int stub_vnode_check_access(struct ucred *cred, struct vnode *vp, struct label *vplabel, accmode_t accmode) { return (0); } static int stub_vnode_check_chdir(struct ucred *cred, struct vnode *dvp, struct label *dvplabel) { return (0); } static int stub_vnode_check_chroot(struct ucred *cred, struct vnode *dvp, struct label *dvplabel) { return (0); } static int stub_vnode_check_create(struct ucred *cred, struct vnode *dvp, struct label *dvplabel, struct componentname *cnp, struct vattr *vap) { return (0); } static int stub_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp, struct label *vplabel, acl_type_t type) { return (0); } static int stub_vnode_check_deleteextattr(struct ucred *cred, struct vnode *vp, struct label *vplabel, int attrnamespace, const char *name) { return (0); } static int stub_vnode_check_exec(struct ucred *cred, struct vnode *vp, struct label *vplabel, struct image_params *imgp, struct label *execlabel) { return (0); } static int stub_vnode_check_getacl(struct ucred *cred, struct vnode *vp, struct label *vplabel, acl_type_t type) { return (0); } static int stub_vnode_check_getextattr(struct ucred *cred, struct vnode *vp, struct label *vplabel, int attrnamespace, const char *name) { return (0); } static int stub_vnode_check_link(struct ucred *cred, struct vnode *dvp, struct label *dvplabel, struct vnode *vp, struct label *vplabel, struct componentname *cnp) { return (0); } static int stub_vnode_check_listextattr(struct ucred *cred, struct vnode *vp, struct label *vplabel, int attrnamespace) { return (0); } static int stub_vnode_check_lookup(struct ucred *cred, struct vnode *dvp, struct label *dvplabel, struct componentname *cnp) { return (0); } static int stub_vnode_check_mmap(struct ucred *cred, struct vnode *vp, struct label *vplabel, int prot, int flags) { return (0); } static void stub_vnode_check_mmap_downgrade(struct ucred *cred, struct vnode *vp, struct label *vplabel, int *prot) { } static int stub_vnode_check_mprotect(struct ucred *cred, struct vnode *vp, struct label *vplabel, int prot) { return (0); } static int stub_vnode_check_open(struct ucred *cred, struct vnode *vp, struct label *vplabel, accmode_t accmode) { return (0); } static int stub_vnode_check_poll(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_vnode_check_read(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_vnode_check_readdir(struct ucred *cred, struct vnode *vp, struct label *dvplabel) { return (0); } static int stub_vnode_check_readlink(struct ucred *cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_vnode_check_relabel(struct ucred *cred, struct vnode *vp, struct label *vplabel, struct label *newlabel) { return (0); } static int stub_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp, struct label *dvplabel, struct vnode *vp, struct label *vplabel, struct componentname *cnp) { return (0); } static int stub_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp, struct label *dvplabel, struct vnode *vp, struct label *vplabel, int samedir, struct componentname *cnp) { return (0); } static int stub_vnode_check_revoke(struct ucred *cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_vnode_check_setacl(struct ucred *cred, struct vnode *vp, struct label *vplabel, acl_type_t type, struct acl *acl) { return (0); } static int stub_vnode_check_setextattr(struct ucred *cred, struct vnode *vp, struct label *vplabel, int attrnamespace, const char *name) { return (0); } static int stub_vnode_check_setflags(struct ucred *cred, struct vnode *vp, struct label *vplabel, u_long flags) { return (0); } static int stub_vnode_check_setmode(struct ucred *cred, struct vnode *vp, struct label *vplabel, mode_t mode) { return (0); } static int stub_vnode_check_setowner(struct ucred *cred, struct vnode *vp, struct label *vplabel, uid_t uid, gid_t gid) { return (0); } static int stub_vnode_check_setutimes(struct ucred *cred, struct vnode *vp, struct label *vplabel, struct timespec atime, struct timespec mtime) { return (0); } static int stub_vnode_check_stat(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_vnode_check_unlink(struct ucred *cred, struct vnode *dvp, struct label *dvplabel, struct vnode *vp, struct label *vplabel, struct componentname *cnp) { return (0); } static int stub_vnode_check_write(struct ucred *active_cred, struct ucred *file_cred, struct vnode *vp, struct label *vplabel) { return (0); } static int stub_vnode_create_extattr(struct ucred *cred, struct mount *mp, struct label *mntlabel, struct vnode *dvp, struct label *dvplabel, struct vnode *vp, struct label *vplabel, struct componentname *cnp) { return (0); } static void stub_vnode_execve_transition(struct ucred *old, struct ucred *new, struct vnode *vp, struct label *vplabel, struct label *interpvplabel, struct image_params *imgp, struct label *execlabel) { } static int stub_vnode_execve_will_transition(struct ucred *old, struct vnode *vp, struct label *vplabel, struct label *interpvplabel, struct image_params *imgp, struct label *execlabel) { return (0); } static void stub_vnode_relabel(struct ucred *cred, struct vnode *vp, struct label *vplabel, struct label *label) { } static int stub_vnode_setlabel_extattr(struct ucred *cred, struct vnode *vp, struct label *vplabel, struct label *intlabel) { return (0); } /* * Register functions with MAC Framework policy entry points. */ static struct mac_policy_ops stub_ops = { .mpo_destroy = stub_destroy, .mpo_init = stub_init, .mpo_syscall = stub_syscall, .mpo_bpfdesc_check_receive = stub_bpfdesc_check_receive, .mpo_bpfdesc_create = stub_bpfdesc_create, .mpo_bpfdesc_create_mbuf = stub_bpfdesc_create_mbuf, .mpo_bpfdesc_destroy_label = stub_destroy_label, .mpo_bpfdesc_init_label = stub_init_label, .mpo_cred_associate_nfsd = stub_cred_associate_nfsd, .mpo_cred_check_relabel = stub_cred_check_relabel, .mpo_cred_check_setaudit = stub_cred_check_setaudit, .mpo_cred_check_setaudit_addr = stub_cred_check_setaudit_addr, .mpo_cred_check_setauid = stub_cred_check_setauid, .mpo_cred_check_setegid = stub_cred_check_setegid, .mpo_cred_check_seteuid = stub_cred_check_seteuid, .mpo_cred_check_setgid = stub_cred_check_setgid, .mpo_cred_check_setgroups = stub_cred_check_setgroups, .mpo_cred_check_setregid = stub_cred_check_setregid, .mpo_cred_check_setresgid = stub_cred_check_setresgid, .mpo_cred_check_setresuid = stub_cred_check_setresuid, .mpo_cred_check_setreuid = stub_cred_check_setreuid, .mpo_cred_check_setuid = stub_cred_check_setuid, .mpo_cred_check_visible = stub_cred_check_visible, .mpo_cred_copy_label = stub_copy_label, .mpo_cred_create_init = stub_cred_create_init, .mpo_cred_create_swapper = stub_cred_create_swapper, .mpo_cred_destroy_label = stub_destroy_label, .mpo_cred_externalize_label = stub_externalize_label, .mpo_cred_init_label = stub_init_label, .mpo_cred_internalize_label = stub_internalize_label, .mpo_cred_relabel= stub_cred_relabel, .mpo_ddb_command_exec = stub_ddb_command_exec, .mpo_ddb_command_register = stub_ddb_command_register, .mpo_devfs_create_device = stub_devfs_create_device, .mpo_devfs_create_directory = stub_devfs_create_directory, .mpo_devfs_create_symlink = stub_devfs_create_symlink, .mpo_devfs_destroy_label = stub_destroy_label, .mpo_devfs_init_label = stub_init_label, .mpo_devfs_update = stub_devfs_update, .mpo_devfs_vnode_associate = stub_devfs_vnode_associate, .mpo_ifnet_check_relabel = stub_ifnet_check_relabel, .mpo_ifnet_check_transmit = stub_ifnet_check_transmit, .mpo_ifnet_copy_label = stub_copy_label, .mpo_ifnet_create = stub_ifnet_create, .mpo_ifnet_create_mbuf = stub_ifnet_create_mbuf, .mpo_ifnet_destroy_label = stub_destroy_label, .mpo_ifnet_externalize_label = stub_externalize_label, .mpo_ifnet_init_label = stub_init_label, .mpo_ifnet_internalize_label = stub_internalize_label, .mpo_ifnet_relabel = stub_ifnet_relabel, .mpo_inpcb_check_deliver = stub_inpcb_check_deliver, .mpo_inpcb_check_visible = stub_inpcb_check_visible, .mpo_inpcb_create = stub_inpcb_create, .mpo_inpcb_create_mbuf = stub_inpcb_create_mbuf, .mpo_inpcb_destroy_label = stub_destroy_label, .mpo_inpcb_init_label = stub_init_label_waitcheck, .mpo_inpcb_sosetlabel = stub_inpcb_sosetlabel, .mpo_ip6q_create = stub_ip6q_create, .mpo_ip6q_destroy_label = stub_destroy_label, .mpo_ip6q_init_label = stub_init_label_waitcheck, .mpo_ip6q_match = stub_ip6q_match, .mpo_ip6q_update = stub_ip6q_update, .mpo_ip6q_reassemble = stub_ip6q_reassemble, .mpo_ipq_create = stub_ipq_create, .mpo_ipq_destroy_label = stub_destroy_label, .mpo_ipq_init_label = stub_init_label_waitcheck, .mpo_ipq_match = stub_ipq_match, .mpo_ipq_update = stub_ipq_update, .mpo_ipq_reassemble = stub_ipq_reassemble, .mpo_kdb_check_backend = stub_kdb_check_backend, .mpo_kenv_check_dump = stub_kenv_check_dump, .mpo_kenv_check_get = stub_kenv_check_get, .mpo_kenv_check_set = stub_kenv_check_set, .mpo_kenv_check_unset = stub_kenv_check_unset, .mpo_kld_check_load = stub_kld_check_load, .mpo_kld_check_stat = stub_kld_check_stat, .mpo_mbuf_copy_label = stub_copy_label, .mpo_mbuf_destroy_label = stub_destroy_label, .mpo_mbuf_init_label = stub_init_label_waitcheck, .mpo_mount_check_stat = stub_mount_check_stat, .mpo_mount_create = stub_mount_create, .mpo_mount_destroy_label = stub_destroy_label, .mpo_mount_init_label = stub_init_label, .mpo_netinet_arp_send = stub_netinet_arp_send, .mpo_netinet_firewall_reply = stub_netinet_firewall_reply, .mpo_netinet_firewall_send = stub_netinet_firewall_send, .mpo_netinet_fragment = stub_netinet_fragment, .mpo_netinet_icmp_reply = stub_netinet_icmp_reply, .mpo_netinet_icmp_replyinplace = stub_netinet_icmp_replyinplace, .mpo_netinet_tcp_reply = stub_netinet_tcp_reply, .mpo_netinet_igmp_send = stub_netinet_igmp_send, .mpo_netinet6_nd6_send = stub_netinet6_nd6_send, .mpo_pipe_check_ioctl = stub_pipe_check_ioctl, .mpo_pipe_check_poll = stub_pipe_check_poll, .mpo_pipe_check_read = stub_pipe_check_read, .mpo_pipe_check_relabel = stub_pipe_check_relabel, .mpo_pipe_check_stat = stub_pipe_check_stat, .mpo_pipe_check_write = stub_pipe_check_write, .mpo_pipe_copy_label = stub_copy_label, .mpo_pipe_create = stub_pipe_create, .mpo_pipe_destroy_label = stub_destroy_label, .mpo_pipe_externalize_label = stub_externalize_label, .mpo_pipe_init_label = stub_init_label, .mpo_pipe_internalize_label = stub_internalize_label, .mpo_pipe_relabel = stub_pipe_relabel, .mpo_posixsem_check_getvalue = stub_posixsem_check_getvalue, .mpo_posixsem_check_open = stub_posixsem_check_open, .mpo_posixsem_check_post = stub_posixsem_check_post, .mpo_posixsem_check_setmode = stub_posixsem_check_setmode, .mpo_posixsem_check_setowner = stub_posixsem_check_setowner, .mpo_posixsem_check_stat = stub_posixsem_check_stat, .mpo_posixsem_check_unlink = stub_posixsem_check_unlink, .mpo_posixsem_check_wait = stub_posixsem_check_wait, .mpo_posixsem_create = stub_posixsem_create, .mpo_posixsem_destroy_label = stub_destroy_label, .mpo_posixsem_init_label = stub_init_label, .mpo_posixshm_check_create = stub_posixshm_check_create, .mpo_posixshm_check_mmap = stub_posixshm_check_mmap, .mpo_posixshm_check_open = stub_posixshm_check_open, .mpo_posixshm_check_read = stub_posixshm_check_read, .mpo_posixshm_check_setmode = stub_posixshm_check_setmode, .mpo_posixshm_check_setowner = stub_posixshm_check_setowner, .mpo_posixshm_check_stat = stub_posixshm_check_stat, .mpo_posixshm_check_truncate = stub_posixshm_check_truncate, .mpo_posixshm_check_unlink = stub_posixshm_check_unlink, .mpo_posixshm_check_write = stub_posixshm_check_write, .mpo_posixshm_create = stub_posixshm_create, .mpo_posixshm_destroy_label = stub_destroy_label, .mpo_posixshm_init_label = stub_init_label, .mpo_priv_check = stub_priv_check, .mpo_priv_grant = stub_priv_grant, .mpo_proc_check_debug = stub_proc_check_debug, .mpo_proc_check_sched = stub_proc_check_sched, .mpo_proc_check_signal = stub_proc_check_signal, .mpo_proc_check_wait = stub_proc_check_wait, .mpo_socket_check_accept = stub_socket_check_accept, .mpo_socket_check_bind = stub_socket_check_bind, .mpo_socket_check_connect = stub_socket_check_connect, .mpo_socket_check_create = stub_socket_check_create, .mpo_socket_check_deliver = stub_socket_check_deliver, .mpo_socket_check_listen = stub_socket_check_listen, .mpo_socket_check_poll = stub_socket_check_poll, .mpo_socket_check_receive = stub_socket_check_receive, .mpo_socket_check_relabel = stub_socket_check_relabel, .mpo_socket_check_send = stub_socket_check_send, .mpo_socket_check_stat = stub_socket_check_stat, .mpo_socket_check_visible = stub_socket_check_visible, .mpo_socket_copy_label = stub_copy_label, .mpo_socket_create = stub_socket_create, .mpo_socket_create_mbuf = stub_socket_create_mbuf, .mpo_socket_destroy_label = stub_destroy_label, .mpo_socket_externalize_label = stub_externalize_label, .mpo_socket_init_label = stub_init_label_waitcheck, .mpo_socket_internalize_label = stub_internalize_label, .mpo_socket_newconn = stub_socket_newconn, .mpo_socket_relabel = stub_socket_relabel, .mpo_socketpeer_destroy_label = stub_destroy_label, .mpo_socketpeer_externalize_label = stub_externalize_label, .mpo_socketpeer_init_label = stub_init_label_waitcheck, .mpo_socketpeer_set_from_mbuf = stub_socketpeer_set_from_mbuf, .mpo_socketpeer_set_from_socket = stub_socketpeer_set_from_socket, .mpo_syncache_init_label = stub_init_label_waitcheck, .mpo_syncache_destroy_label = stub_destroy_label, .mpo_syncache_create = stub_syncache_create, .mpo_syncache_create_mbuf= stub_syncache_create_mbuf, .mpo_sysvmsg_cleanup = stub_sysvmsg_cleanup, .mpo_sysvmsg_create = stub_sysvmsg_create, .mpo_sysvmsg_destroy_label = stub_destroy_label, .mpo_sysvmsg_init_label = stub_init_label, .mpo_sysvmsq_check_msgmsq = stub_sysvmsq_check_msgmsq, .mpo_sysvmsq_check_msgrcv = stub_sysvmsq_check_msgrcv, .mpo_sysvmsq_check_msgrmid = stub_sysvmsq_check_msgrmid, .mpo_sysvmsq_check_msqget = stub_sysvmsq_check_msqget, .mpo_sysvmsq_check_msqsnd = stub_sysvmsq_check_msqsnd, .mpo_sysvmsq_check_msqrcv = stub_sysvmsq_check_msqrcv, .mpo_sysvmsq_check_msqctl = stub_sysvmsq_check_msqctl, .mpo_sysvmsq_cleanup = stub_sysvmsq_cleanup, .mpo_sysvmsq_create = stub_sysvmsq_create, .mpo_sysvmsq_destroy_label = stub_destroy_label, .mpo_sysvmsq_init_label = stub_init_label, .mpo_sysvsem_check_semctl = stub_sysvsem_check_semctl, .mpo_sysvsem_check_semget = stub_sysvsem_check_semget, .mpo_sysvsem_check_semop = stub_sysvsem_check_semop, .mpo_sysvsem_cleanup = stub_sysvsem_cleanup, .mpo_sysvsem_create = stub_sysvsem_create, .mpo_sysvsem_destroy_label = stub_destroy_label, .mpo_sysvsem_init_label = stub_init_label, .mpo_sysvshm_check_shmat = stub_sysvshm_check_shmat, .mpo_sysvshm_check_shmctl = stub_sysvshm_check_shmctl, .mpo_sysvshm_check_shmdt = stub_sysvshm_check_shmdt, .mpo_sysvshm_check_shmget = stub_sysvshm_check_shmget, .mpo_sysvshm_cleanup = stub_sysvshm_cleanup, .mpo_sysvshm_create = stub_sysvshm_create, .mpo_sysvshm_destroy_label = stub_destroy_label, .mpo_sysvshm_init_label = stub_init_label, .mpo_system_check_acct = stub_system_check_acct, .mpo_system_check_audit = stub_system_check_audit, .mpo_system_check_auditctl = stub_system_check_auditctl, .mpo_system_check_auditon = stub_system_check_auditon, .mpo_system_check_reboot = stub_system_check_reboot, .mpo_system_check_swapoff = stub_system_check_swapoff, .mpo_system_check_swapon = stub_system_check_swapon, .mpo_system_check_sysctl = stub_system_check_sysctl, .mpo_thread_userret = stub_thread_userret, .mpo_vnode_associate_extattr = stub_vnode_associate_extattr, .mpo_vnode_associate_singlelabel = stub_vnode_associate_singlelabel, .mpo_vnode_check_access = stub_vnode_check_access, .mpo_vnode_check_chdir = stub_vnode_check_chdir, .mpo_vnode_check_chroot = stub_vnode_check_chroot, .mpo_vnode_check_create = stub_vnode_check_create, .mpo_vnode_check_deleteacl = stub_vnode_check_deleteacl, .mpo_vnode_check_deleteextattr = stub_vnode_check_deleteextattr, .mpo_vnode_check_exec = stub_vnode_check_exec, .mpo_vnode_check_getacl = stub_vnode_check_getacl, .mpo_vnode_check_getextattr = stub_vnode_check_getextattr, .mpo_vnode_check_link = stub_vnode_check_link, .mpo_vnode_check_listextattr = stub_vnode_check_listextattr, .mpo_vnode_check_lookup = stub_vnode_check_lookup, .mpo_vnode_check_mmap = stub_vnode_check_mmap, .mpo_vnode_check_mmap_downgrade = stub_vnode_check_mmap_downgrade, .mpo_vnode_check_mprotect = stub_vnode_check_mprotect, .mpo_vnode_check_open = stub_vnode_check_open, .mpo_vnode_check_poll = stub_vnode_check_poll, .mpo_vnode_check_read = stub_vnode_check_read, .mpo_vnode_check_readdir = stub_vnode_check_readdir, .mpo_vnode_check_readlink = stub_vnode_check_readlink, .mpo_vnode_check_relabel = stub_vnode_check_relabel, .mpo_vnode_check_rename_from = stub_vnode_check_rename_from, .mpo_vnode_check_rename_to = stub_vnode_check_rename_to, .mpo_vnode_check_revoke = stub_vnode_check_revoke, .mpo_vnode_check_setacl = stub_vnode_check_setacl, .mpo_vnode_check_setextattr = stub_vnode_check_setextattr, .mpo_vnode_check_setflags = stub_vnode_check_setflags, .mpo_vnode_check_setmode = stub_vnode_check_setmode, .mpo_vnode_check_setowner = stub_vnode_check_setowner, .mpo_vnode_check_setutimes = stub_vnode_check_setutimes, .mpo_vnode_check_stat = stub_vnode_check_stat, .mpo_vnode_check_unlink = stub_vnode_check_unlink, .mpo_vnode_check_write = stub_vnode_check_write, .mpo_vnode_copy_label = stub_copy_label, .mpo_vnode_create_extattr = stub_vnode_create_extattr, .mpo_vnode_destroy_label = stub_destroy_label, .mpo_vnode_execve_transition = stub_vnode_execve_transition, .mpo_vnode_execve_will_transition = stub_vnode_execve_will_transition, .mpo_vnode_externalize_label = stub_externalize_label, .mpo_vnode_init_label = stub_init_label, .mpo_vnode_internalize_label = stub_internalize_label, .mpo_vnode_relabel = stub_vnode_relabel, .mpo_vnode_setlabel_extattr = stub_vnode_setlabel_extattr, }; MAC_POLICY_SET(&stub_ops, mac_stub, "TrustedBSD MAC/Stub", MPC_LOADTIME_FLAG_UNLOADOK, NULL);