1/*- 2 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson 3 * Copyright (c) 2001, 2002 Networks Associates Technology, Inc. 4 * All rights reserved. 5 * 6 * This software was developed by Robert Watson for the TrustedBSD Project. 7 * 8 * This software was developed for the FreeBSD Project in part by NAI Labs, 9 * the Security Research Division of Network Associates, Inc. under 10 * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA 11 * CHATS research program. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. The names of the authors may not be used to endorse or promote 22 * products derived from this software without specific prior written 23 * permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 *
| 1/*- 2 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson 3 * Copyright (c) 2001, 2002 Networks Associates Technology, Inc. 4 * All rights reserved. 5 * 6 * This software was developed by Robert Watson for the TrustedBSD Project. 7 * 8 * This software was developed for the FreeBSD Project in part by NAI Labs, 9 * the Security Research Division of Network Associates, Inc. under 10 * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA 11 * CHATS research program. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. The names of the authors may not be used to endorse or promote 22 * products derived from this software without specific prior written 23 * permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 *
|
37 * $FreeBSD: head/sys/security/mac/mac_framework.h 105643 2002-10-21 18:42:01Z rwatson $
| 37 * $FreeBSD: head/sys/security/mac/mac_framework.h 105693 2002-10-22 14:27:44Z rwatson $
|
38 */ 39/* 40 * Userland/kernel interface for Mandatory Access Control. 41 * 42 * The POSIX.1e implementation page may be reached at: 43 * http://www.trustedbsd.org/ 44 */ 45#ifndef _SYS_MAC_H 46#define _SYS_MAC_H 47 48#include <sys/_label.h> 49 50#ifndef _POSIX_MAC 51#define _POSIX_MAC 52#endif 53 54/* 55 * XXXMAC: The single MAC extended attribute will be deprecated once 56 * compound EA writes on a single target file can be performed cleanly 57 * with UFS2. 58 */ 59#define FREEBSD_MAC_EXTATTR_NAME "freebsd.mac" 60#define FREEBSD_MAC_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM 61 62/* 63 * MAC framework-related constants and limits. 64 */
| 38 */ 39/* 40 * Userland/kernel interface for Mandatory Access Control. 41 * 42 * The POSIX.1e implementation page may be reached at: 43 * http://www.trustedbsd.org/ 44 */ 45#ifndef _SYS_MAC_H 46#define _SYS_MAC_H 47 48#include <sys/_label.h> 49 50#ifndef _POSIX_MAC 51#define _POSIX_MAC 52#endif 53 54/* 55 * XXXMAC: The single MAC extended attribute will be deprecated once 56 * compound EA writes on a single target file can be performed cleanly 57 * with UFS2. 58 */ 59#define FREEBSD_MAC_EXTATTR_NAME "freebsd.mac" 60#define FREEBSD_MAC_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM 61 62/* 63 * MAC framework-related constants and limits. 64 */
|
65#define MAC_MAX_POLICY_NAME 32
| 65#define MAC_MAX_POLICY_NAME 32 66#define MAC_MAX_LABEL_ELEMENT_NAME 32 67#define MAC_MAX_LABEL_ELEMENT_DATA 4096 68#define MAC_MAX_LABEL_BUF_LEN 8192
|
66
| 69
|
| 70struct mac { 71 size_t m_buflen; 72 char *m_string; 73}; 74 75typedef struct mac *mac_t; 76 77#ifndef _KERNEL 78
|
67/*
| 79/*
|
68 * XXXMAC: Per-policy structures will be moved from mac.h to per-policy 69 * include files once the revised user interface is available.
| 80 * Location of the userland MAC framework configuration file. mac.conf 81 * binds policy names to shared libraries that understand those policies, 82 * as well as setting defaults for MAC-aware applications.
|
70 */
| 83 */
|
| 84#define MAC_CONFFILE "/etc/mac.conf"
|
71 72/*
| 85 86/*
|
73 * Structures and constants associated with a Biba Integrity policy. 74 * mac_biba represents a Biba label, with mb_type determining its properties, 75 * and mb_grade represents the hierarchal grade if valid for the current 76 * mb_type. These structures will move to mac_biba.h once we have dymamic 77 * labels exposed to userland.
| 87 * Extended non-POSIX.1e interfaces that offer additional services 88 * available from the userland and kernel MAC frameworks.
|
78 */
| 89 */
|
| 90int mac_free(mac_t _label); 91int mac_from_text(mac_t *_label, const char *_text); 92int mac_get_fd(int _fd, mac_t _label); 93int mac_get_file(const char *_path, mac_t _label); 94int mac_get_link(const char *_path, mac_t _label); 95int mac_get_pid(pid_t _pid, mac_t _label); 96int mac_get_proc(mac_t _label); 97int mac_is_present(const char *_policyname); 98int mac_prepare(mac_t *_label, char *_elements); 99int mac_prepare_file_label(mac_t *_label); 100int mac_prepare_ifnet_label(mac_t *_label); 101int mac_prepare_process_label(mac_t *_label); 102int mac_set_fd(int _fildes, const mac_t _label); 103int mac_set_file(const char *_path, mac_t _label); 104int mac_set_link(const char *_path, mac_t _label); 105int mac_set_proc(const mac_t _label); 106int mac_syscall(const char *_policyname, int _call, void *_arg); 107int mac_to_text(mac_t mac, char **_text); 108 109#endif /* !_KERNEL */ 110 111/* 112 * XXXMAC: For compatibility until the labels on disk are changed. We 113 * will enable the definitions in various policy include files once 114 * these can be disabled. 115 */ 116
|
79#define MAC_BIBA_MAX_COMPARTMENTS 256
| 117#define MAC_BIBA_MAX_COMPARTMENTS 256
|
| 118
|
80struct mac_biba_element { 81 u_short mbe_type; 82 u_short mbe_grade; 83 u_char mbe_compartments[MAC_BIBA_MAX_COMPARTMENTS >> 3]; 84}; 85
| 119struct mac_biba_element { 120 u_short mbe_type; 121 u_short mbe_grade; 122 u_char mbe_compartments[MAC_BIBA_MAX_COMPARTMENTS >> 3]; 123}; 124
|
86/* 87 * Biba labels consist of two components: a single label, and a label 88 * range. Depending on the context, one or both may be used; the mb_flags 89 * field permits the provider to indicate what fields are intended for 90 * use. 91 */
| |
92struct mac_biba { 93 int mb_flags; 94 struct mac_biba_element mb_single;
| 125struct mac_biba { 126 int mb_flags; 127 struct mac_biba_element mb_single;
|
95 struct mac_biba_element mb_rangelow, mb_rangehigh;
| 128 struct mac_biba_element mb_rangelow, mb_rangehigh;
|
96}; 97
| 129}; 130
|
98/* 99 * Structures and constants associated with a Multi-Level Security policy. 100 * mac_mls represents an MLS label, with mm_type determining its properties, 101 * and mm_level represents the hierarchal sensitivity level if valid for the 102 * current mm_type. These structures will move to mac_mls.h once we have 103 * dynamic labels exposed to userland. 104 */
| |
105#define MAC_MLS_MAX_COMPARTMENTS 256
| 131#define MAC_MLS_MAX_COMPARTMENTS 256
|
| 132
|
106struct mac_mls_element { 107 u_short mme_type; 108 u_short mme_level; 109 u_char mme_compartments[MAC_MLS_MAX_COMPARTMENTS >> 3]; 110}; 111
| 133struct mac_mls_element { 134 u_short mme_type; 135 u_short mme_level; 136 u_char mme_compartments[MAC_MLS_MAX_COMPARTMENTS >> 3]; 137}; 138
|
112/* 113 * MLS labels consist of two components: a single label, and a label 114 * range. Depending on the context, one or both may be used; the mb_flags 115 * field permits the provider to indicate what fields are intended for 116 * use. 117 */
| |
118struct mac_mls { 119 int mm_flags; 120 struct mac_mls_element mm_single; 121 struct mac_mls_element mm_rangelow, mm_rangehigh; 122}; 123
| 139struct mac_mls { 140 int mm_flags; 141 struct mac_mls_element mm_single; 142 struct mac_mls_element mm_rangelow, mm_rangehigh; 143}; 144
|
124/* 125 * Structures and constants associated with a Type Enforcement policy. 126 * mac_te represents a Type Enforcement label. 127 */
| |
128#define MAC_TE_TYPE_MAXLEN 32 129struct mac_te {
| 145#define MAC_TE_TYPE_MAXLEN 32 146struct mac_te {
|
130 char mt_type[MAC_TE_TYPE_MAXLEN+1]; /* TE type */
| 147 char mt_type[MAC_TE_TYPE_MAXLEN];
|
131}; 132 133struct mac_sebsd {
| 148}; 149 150struct mac_sebsd {
|
134 uint32_t ms_psid; /* persistent sid storage */
| 151 uint32_t ms_psid;
|
135}; 136
| 152}; 153
|
137/* 138 * Composite structures and constants which combine the various policy 139 * elements into common structures to be associated with subjects and 140 * objects. 141 */ 142struct mac { 143 int m_macflags; 144 struct mac_biba m_biba; 145 struct mac_mls m_mls; 146 struct mac_te m_te; 147 struct mac_sebsd m_sebsd;
| 154struct oldmac { 155 int m_macflags; 156 struct mac_biba m_biba; 157 struct mac_mls m_mls; 158 struct mac_te m_te; 159 struct mac_sebsd m_sebsd;
|
148};
| 160};
|
149typedef struct mac *mac_t;
| |
150
| 161
|
151#define MAC_FLAG_INITIALIZED 0x00000001 /* Is initialized. */
| 162#ifdef _KERNEL
|
152
| 163
|
153#ifndef _KERNEL 154
| |
155/*
| 164/*
|
156 * POSIX.1e functions visible in the application namespace. 157 */ 158int mac_dominate(const mac_t _labela, const mac_t _labelb); 159int mac_equal(const mac_t labela, const mac_t _labelb); 160int mac_free(void *_buf_p); 161mac_t mac_from_text(const char *_text_p); 162mac_t mac_get_fd(int _fildes); 163mac_t mac_get_file(const char *_path_p); 164mac_t mac_get_proc(void); 165mac_t mac_glb(const mac_t _labela, const mac_t _labelb); 166mac_t mac_lub(const mac_t _labela, const mac_t _labelb); 167int mac_set_fd(int _fildes, const mac_t _label); 168int mac_set_file(const char *_path_p, mac_t _label); 169int mac_set_proc(const mac_t _label); 170ssize_t mac_size(mac_t _label); 171char * mac_to_text(const mac_t _label, size_t *_len_p); 172int mac_valid(const mac_t _label); 173 174/* 175 * Extensions to POSIX.1e visible in the application namespace. 176 */ 177int mac_is_present_np(const char *_policyname); 178int mac_syscall(const char *_policyname, int call, void *arg); 179 180/* 181 * System calls wrapped by some POSIX.1e functions. 182 */ 183int __mac_get_fd(int _fd, struct mac *_mac_p); 184int __mac_get_file(const char *_path_p, struct mac *_mac_p); 185int __mac_get_proc(struct mac *_mac_p); 186int __mac_set_fd(int fd, struct mac *_mac_p); 187int __mac_set_file(const char *_path_p, struct mac *_mac_p); 188int __mac_set_proc(struct mac *_mac_p); 189 190#else /* _KERNEL */ 191 192/*
| |
193 * Kernel functions to manage and evaluate labels. 194 */ 195struct bpf_d; 196struct componentname; 197struct devfs_dirent; 198struct ifnet; 199struct ifreq; 200struct ipq; 201struct mbuf; 202struct mount; 203struct proc; 204struct sockaddr; 205struct socket; 206struct pipe; 207struct thread; 208struct timespec; 209struct ucred; 210struct uio; 211struct vattr; 212struct vnode; 213 214#include <sys/acl.h> /* XXX acl_type_t */ 215 216struct vop_refreshlabel_args; 217struct vop_setlabel_args; 218 219/* 220 * Label operations. 221 */ 222void mac_init_bpfdesc(struct bpf_d *); 223void mac_init_cred(struct ucred *); 224void mac_init_devfsdirent(struct devfs_dirent *); 225void mac_init_ifnet(struct ifnet *); 226void mac_init_ipq(struct ipq *); 227int mac_init_socket(struct socket *, int flag); 228void mac_init_pipe(struct pipe *); 229int mac_init_mbuf(struct mbuf *m, int flag); 230void mac_init_mount(struct mount *); 231void mac_init_vnode(struct vnode *); 232void mac_destroy_bpfdesc(struct bpf_d *); 233void mac_destroy_cred(struct ucred *); 234void mac_destroy_devfsdirent(struct devfs_dirent *); 235void mac_destroy_ifnet(struct ifnet *); 236void mac_destroy_ipq(struct ipq *); 237void mac_destroy_socket(struct socket *); 238void mac_destroy_pipe(struct pipe *); 239void mac_destroy_mbuf(struct mbuf *); 240void mac_destroy_mount(struct mount *); 241void mac_destroy_vnode(struct vnode *); 242 243/* 244 * Labeling event operations: file system objects, and things that 245 * look a lot like file system objects. 246 */ 247void mac_create_devfs_device(dev_t dev, struct devfs_dirent *de); 248void mac_create_devfs_directory(char *dirname, int dirnamelen, 249 struct devfs_dirent *de);
| 165 * Kernel functions to manage and evaluate labels. 166 */ 167struct bpf_d; 168struct componentname; 169struct devfs_dirent; 170struct ifnet; 171struct ifreq; 172struct ipq; 173struct mbuf; 174struct mount; 175struct proc; 176struct sockaddr; 177struct socket; 178struct pipe; 179struct thread; 180struct timespec; 181struct ucred; 182struct uio; 183struct vattr; 184struct vnode; 185 186#include <sys/acl.h> /* XXX acl_type_t */ 187 188struct vop_refreshlabel_args; 189struct vop_setlabel_args; 190 191/* 192 * Label operations. 193 */ 194void mac_init_bpfdesc(struct bpf_d *); 195void mac_init_cred(struct ucred *); 196void mac_init_devfsdirent(struct devfs_dirent *); 197void mac_init_ifnet(struct ifnet *); 198void mac_init_ipq(struct ipq *); 199int mac_init_socket(struct socket *, int flag); 200void mac_init_pipe(struct pipe *); 201int mac_init_mbuf(struct mbuf *m, int flag); 202void mac_init_mount(struct mount *); 203void mac_init_vnode(struct vnode *); 204void mac_destroy_bpfdesc(struct bpf_d *); 205void mac_destroy_cred(struct ucred *); 206void mac_destroy_devfsdirent(struct devfs_dirent *); 207void mac_destroy_ifnet(struct ifnet *); 208void mac_destroy_ipq(struct ipq *); 209void mac_destroy_socket(struct socket *); 210void mac_destroy_pipe(struct pipe *); 211void mac_destroy_mbuf(struct mbuf *); 212void mac_destroy_mount(struct mount *); 213void mac_destroy_vnode(struct vnode *); 214 215/* 216 * Labeling event operations: file system objects, and things that 217 * look a lot like file system objects. 218 */ 219void mac_create_devfs_device(dev_t dev, struct devfs_dirent *de); 220void mac_create_devfs_directory(char *dirname, int dirnamelen, 221 struct devfs_dirent *de);
|
250void mac_create_devfs_vnode(struct devfs_dirent *de, struct vnode *vp);
| |
251void mac_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd, 252 struct devfs_dirent *de);
| 222void mac_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd, 223 struct devfs_dirent *de);
|
| 224void mac_create_devfs_vnode(struct devfs_dirent *de, struct vnode *vp);
|
253void mac_create_vnode(struct ucred *cred, struct vnode *parent, 254 struct vnode *child); 255void mac_create_mount(struct ucred *cred, struct mount *mp); 256void mac_create_root_mount(struct ucred *cred, struct mount *mp); 257void mac_relabel_vnode(struct ucred *cred, struct vnode *vp, 258 struct label *newlabel); 259void mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp); 260void mac_update_procfsvnode(struct vnode *vp, struct ucred *cred); 261void mac_update_vnode_from_mount(struct vnode *vp, struct mount *mp); 262 263/* 264 * Labeling event operations: IPC objects. 265 */ 266void mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m); 267void mac_create_socket(struct ucred *cred, struct socket *socket); 268void mac_create_socket_from_socket(struct socket *oldsocket, 269 struct socket *newsocket); 270void mac_set_socket_peer_from_mbuf(struct mbuf *mbuf, 271 struct socket *socket); 272void mac_set_socket_peer_from_socket(struct socket *oldsocket, 273 struct socket *newsocket); 274void mac_create_pipe(struct ucred *cred, struct pipe *pipe); 275 276/* 277 * Labeling event operations: network objects. 278 */ 279void mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d); 280void mac_create_ifnet(struct ifnet *ifp); 281void mac_create_ipq(struct mbuf *fragment, struct ipq *ipq); 282void mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram); 283void mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment); 284void mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf); 285void mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m); 286void mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m); 287void mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m); 288void mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf, 289 struct ifnet *ifnet, struct mbuf *newmbuf); 290void mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf); 291int mac_fragment_match(struct mbuf *fragment, struct ipq *ipq); 292void mac_update_ipq(struct mbuf *fragment, struct ipq *ipq); 293 294/* 295 * Labeling event operations: processes. 296 */ 297void mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child); 298void mac_execve_transition(struct ucred *old, struct ucred *new, 299 struct vnode *vp); 300int mac_execve_will_transition(struct ucred *old, struct vnode *vp); 301void mac_create_proc0(struct ucred *cred); 302void mac_create_proc1(struct ucred *cred); 303void mac_thread_userret(struct thread *td); 304 305/* Access control checks. */ 306int mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet); 307int mac_check_cred_visible(struct ucred *u1, struct ucred *u2); 308int mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m); 309int mac_check_mount_stat(struct ucred *cred, struct mount *mp); 310int mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe, 311 unsigned long cmd, void *data); 312int mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe); 313int mac_check_pipe_read(struct ucred *cred, struct pipe *pipe); 314int mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe); 315int mac_check_pipe_write(struct ucred *cred, struct pipe *pipe); 316int mac_check_proc_debug(struct ucred *cred, struct proc *proc); 317int mac_check_proc_sched(struct ucred *cred, struct proc *proc); 318int mac_check_proc_signal(struct ucred *cred, struct proc *proc, 319 int signum); 320int mac_check_socket_bind(struct ucred *cred, struct socket *so, 321 struct sockaddr *sockaddr); 322int mac_check_socket_connect(struct ucred *cred, struct socket *so, 323 struct sockaddr *sockaddr); 324int mac_check_socket_deliver(struct socket *so, struct mbuf *m); 325int mac_check_socket_listen(struct ucred *cred, struct socket *so); 326int mac_check_socket_receive(struct ucred *cred, struct socket *so); 327int mac_check_socket_send(struct ucred *cred, struct socket *so); 328int mac_check_socket_visible(struct ucred *cred, struct socket *so); 329int mac_check_vnode_access(struct ucred *cred, struct vnode *vp, 330 int flags); 331int mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp); 332int mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp); 333int mac_check_vnode_create(struct ucred *cred, struct vnode *dvp, 334 struct componentname *cnp, struct vattr *vap); 335int mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp, 336 struct vnode *vp, struct componentname *cnp); 337int mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp, 338 acl_type_t type); 339int mac_check_vnode_exec(struct ucred *cred, struct vnode *vp); 340int mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp, 341 acl_type_t type); 342int mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp, 343 int attrnamespace, const char *name, struct uio *uio); 344int mac_check_vnode_link(struct ucred *cred, struct vnode *dvp, 345 struct vnode *vp, struct componentname *cnp); 346int mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp, 347 struct componentname *cnp); 348int mac_check_vnode_mmap(struct ucred *cred, struct vnode *vp, 349 int prot); 350int mac_check_vnode_mprotect(struct ucred *cred, struct vnode *vp, 351 int prot); 352int mac_check_vnode_open(struct ucred *cred, struct vnode *vp, 353 mode_t acc_mode); 354int mac_check_vnode_poll(struct ucred *active_cred, 355 struct ucred *file_cred, struct vnode *vp); 356int mac_check_vnode_read(struct ucred *active_cred, 357 struct ucred *file_cred, struct vnode *vp); 358int mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp); 359int mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp); 360int mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp, 361 struct vnode *vp, struct componentname *cnp); 362int mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp, 363 struct vnode *vp, int samedir, struct componentname *cnp); 364int mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp); 365int mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp, 366 acl_type_t type, struct acl *acl); 367int mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp, 368 int attrnamespace, const char *name, struct uio *uio); 369int mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp, 370 u_long flags); 371int mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp, 372 mode_t mode); 373int mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp, 374 uid_t uid, gid_t gid); 375int mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp, 376 struct timespec atime, struct timespec mtime); 377int mac_check_vnode_stat(struct ucred *active_cred, 378 struct ucred *file_cred, struct vnode *vp); 379int mac_check_vnode_write(struct ucred *active_cred, 380 struct ucred *file_cred, struct vnode *vp); 381int mac_getsockopt_label_get(struct ucred *cred, struct socket *so, 382 struct mac *extmac); 383int mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so, 384 struct mac *extmac); 385int mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr, 386 struct ifnet *ifnet); 387int mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr, 388 struct ifnet *ifnet); 389int mac_setsockopt_label_set(struct ucred *cred, struct socket *so, 390 struct mac *extmac); 391int mac_pipe_label_set(struct ucred *cred, struct pipe *pipe, 392 struct label *label); 393 394/* 395 * Calls to help various file systems implement labeling functionality 396 * using their existing EA implementation. 397 */ 398int vop_stdcreatevnode_ea(struct vnode *dvp, struct vnode *tvp, 399 struct ucred *cred); 400int vop_stdrefreshlabel_ea(struct vop_refreshlabel_args *ap); 401int vop_stdsetlabel_ea(struct vop_setlabel_args *ap); 402 403#endif /* _KERNEL */ 404 405#endif /* !_SYS_MAC_H */
| 225void mac_create_vnode(struct ucred *cred, struct vnode *parent, 226 struct vnode *child); 227void mac_create_mount(struct ucred *cred, struct mount *mp); 228void mac_create_root_mount(struct ucred *cred, struct mount *mp); 229void mac_relabel_vnode(struct ucred *cred, struct vnode *vp, 230 struct label *newlabel); 231void mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp); 232void mac_update_procfsvnode(struct vnode *vp, struct ucred *cred); 233void mac_update_vnode_from_mount(struct vnode *vp, struct mount *mp); 234 235/* 236 * Labeling event operations: IPC objects. 237 */ 238void mac_create_mbuf_from_socket(struct socket *so, struct mbuf *m); 239void mac_create_socket(struct ucred *cred, struct socket *socket); 240void mac_create_socket_from_socket(struct socket *oldsocket, 241 struct socket *newsocket); 242void mac_set_socket_peer_from_mbuf(struct mbuf *mbuf, 243 struct socket *socket); 244void mac_set_socket_peer_from_socket(struct socket *oldsocket, 245 struct socket *newsocket); 246void mac_create_pipe(struct ucred *cred, struct pipe *pipe); 247 248/* 249 * Labeling event operations: network objects. 250 */ 251void mac_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d); 252void mac_create_ifnet(struct ifnet *ifp); 253void mac_create_ipq(struct mbuf *fragment, struct ipq *ipq); 254void mac_create_datagram_from_ipq(struct ipq *ipq, struct mbuf *datagram); 255void mac_create_fragment(struct mbuf *datagram, struct mbuf *fragment); 256void mac_create_mbuf_from_mbuf(struct mbuf *oldmbuf, struct mbuf *newmbuf); 257void mac_create_mbuf_linklayer(struct ifnet *ifnet, struct mbuf *m); 258void mac_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct mbuf *m); 259void mac_create_mbuf_from_ifnet(struct ifnet *ifnet, struct mbuf *m); 260void mac_create_mbuf_multicast_encap(struct mbuf *oldmbuf, 261 struct ifnet *ifnet, struct mbuf *newmbuf); 262void mac_create_mbuf_netlayer(struct mbuf *oldmbuf, struct mbuf *newmbuf); 263int mac_fragment_match(struct mbuf *fragment, struct ipq *ipq); 264void mac_update_ipq(struct mbuf *fragment, struct ipq *ipq); 265 266/* 267 * Labeling event operations: processes. 268 */ 269void mac_create_cred(struct ucred *cred_parent, struct ucred *cred_child); 270void mac_execve_transition(struct ucred *old, struct ucred *new, 271 struct vnode *vp); 272int mac_execve_will_transition(struct ucred *old, struct vnode *vp); 273void mac_create_proc0(struct ucred *cred); 274void mac_create_proc1(struct ucred *cred); 275void mac_thread_userret(struct thread *td); 276 277/* Access control checks. */ 278int mac_check_bpfdesc_receive(struct bpf_d *bpf_d, struct ifnet *ifnet); 279int mac_check_cred_visible(struct ucred *u1, struct ucred *u2); 280int mac_check_ifnet_transmit(struct ifnet *ifnet, struct mbuf *m); 281int mac_check_mount_stat(struct ucred *cred, struct mount *mp); 282int mac_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe, 283 unsigned long cmd, void *data); 284int mac_check_pipe_poll(struct ucred *cred, struct pipe *pipe); 285int mac_check_pipe_read(struct ucred *cred, struct pipe *pipe); 286int mac_check_pipe_stat(struct ucred *cred, struct pipe *pipe); 287int mac_check_pipe_write(struct ucred *cred, struct pipe *pipe); 288int mac_check_proc_debug(struct ucred *cred, struct proc *proc); 289int mac_check_proc_sched(struct ucred *cred, struct proc *proc); 290int mac_check_proc_signal(struct ucred *cred, struct proc *proc, 291 int signum); 292int mac_check_socket_bind(struct ucred *cred, struct socket *so, 293 struct sockaddr *sockaddr); 294int mac_check_socket_connect(struct ucred *cred, struct socket *so, 295 struct sockaddr *sockaddr); 296int mac_check_socket_deliver(struct socket *so, struct mbuf *m); 297int mac_check_socket_listen(struct ucred *cred, struct socket *so); 298int mac_check_socket_receive(struct ucred *cred, struct socket *so); 299int mac_check_socket_send(struct ucred *cred, struct socket *so); 300int mac_check_socket_visible(struct ucred *cred, struct socket *so); 301int mac_check_vnode_access(struct ucred *cred, struct vnode *vp, 302 int flags); 303int mac_check_vnode_chdir(struct ucred *cred, struct vnode *dvp); 304int mac_check_vnode_chroot(struct ucred *cred, struct vnode *dvp); 305int mac_check_vnode_create(struct ucred *cred, struct vnode *dvp, 306 struct componentname *cnp, struct vattr *vap); 307int mac_check_vnode_delete(struct ucred *cred, struct vnode *dvp, 308 struct vnode *vp, struct componentname *cnp); 309int mac_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp, 310 acl_type_t type); 311int mac_check_vnode_exec(struct ucred *cred, struct vnode *vp); 312int mac_check_vnode_getacl(struct ucred *cred, struct vnode *vp, 313 acl_type_t type); 314int mac_check_vnode_getextattr(struct ucred *cred, struct vnode *vp, 315 int attrnamespace, const char *name, struct uio *uio); 316int mac_check_vnode_link(struct ucred *cred, struct vnode *dvp, 317 struct vnode *vp, struct componentname *cnp); 318int mac_check_vnode_lookup(struct ucred *cred, struct vnode *dvp, 319 struct componentname *cnp); 320int mac_check_vnode_mmap(struct ucred *cred, struct vnode *vp, 321 int prot); 322int mac_check_vnode_mprotect(struct ucred *cred, struct vnode *vp, 323 int prot); 324int mac_check_vnode_open(struct ucred *cred, struct vnode *vp, 325 mode_t acc_mode); 326int mac_check_vnode_poll(struct ucred *active_cred, 327 struct ucred *file_cred, struct vnode *vp); 328int mac_check_vnode_read(struct ucred *active_cred, 329 struct ucred *file_cred, struct vnode *vp); 330int mac_check_vnode_readdir(struct ucred *cred, struct vnode *vp); 331int mac_check_vnode_readlink(struct ucred *cred, struct vnode *vp); 332int mac_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp, 333 struct vnode *vp, struct componentname *cnp); 334int mac_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp, 335 struct vnode *vp, int samedir, struct componentname *cnp); 336int mac_check_vnode_revoke(struct ucred *cred, struct vnode *vp); 337int mac_check_vnode_setacl(struct ucred *cred, struct vnode *vp, 338 acl_type_t type, struct acl *acl); 339int mac_check_vnode_setextattr(struct ucred *cred, struct vnode *vp, 340 int attrnamespace, const char *name, struct uio *uio); 341int mac_check_vnode_setflags(struct ucred *cred, struct vnode *vp, 342 u_long flags); 343int mac_check_vnode_setmode(struct ucred *cred, struct vnode *vp, 344 mode_t mode); 345int mac_check_vnode_setowner(struct ucred *cred, struct vnode *vp, 346 uid_t uid, gid_t gid); 347int mac_check_vnode_setutimes(struct ucred *cred, struct vnode *vp, 348 struct timespec atime, struct timespec mtime); 349int mac_check_vnode_stat(struct ucred *active_cred, 350 struct ucred *file_cred, struct vnode *vp); 351int mac_check_vnode_write(struct ucred *active_cred, 352 struct ucred *file_cred, struct vnode *vp); 353int mac_getsockopt_label_get(struct ucred *cred, struct socket *so, 354 struct mac *extmac); 355int mac_getsockopt_peerlabel_get(struct ucred *cred, struct socket *so, 356 struct mac *extmac); 357int mac_ioctl_ifnet_get(struct ucred *cred, struct ifreq *ifr, 358 struct ifnet *ifnet); 359int mac_ioctl_ifnet_set(struct ucred *cred, struct ifreq *ifr, 360 struct ifnet *ifnet); 361int mac_setsockopt_label_set(struct ucred *cred, struct socket *so, 362 struct mac *extmac); 363int mac_pipe_label_set(struct ucred *cred, struct pipe *pipe, 364 struct label *label); 365 366/* 367 * Calls to help various file systems implement labeling functionality 368 * using their existing EA implementation. 369 */ 370int vop_stdcreatevnode_ea(struct vnode *dvp, struct vnode *tvp, 371 struct ucred *cred); 372int vop_stdrefreshlabel_ea(struct vop_refreshlabel_args *ap); 373int vop_stdsetlabel_ea(struct vop_setlabel_args *ap); 374 375#endif /* _KERNEL */ 376 377#endif /* !_SYS_MAC_H */
|