/*-
 * Copyright (c) 1999-2002 Robert N. M. Watson
 * Copyright (c) 2001-2004 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 Network
 * Associates Laboratories, 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.
 *
 * 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.
 */

#ifndef _SYS_SECURITY_MAC_BSDEXTENDED_H
#define _SYS_SECURITY_MAC_BSDEXTENDED_H

#define MB_VERSION 2 /* Used to check library and kernel are the same. */

/*
 * Rights that can be represented in mbr_mode.  These have the same values as
 * the V* rights in vnode.h, but in order to avoid sharing user and kernel
 * constants, we define them here.  That will also improve ABI stability if
 * the in-kernel values change.
 */
#define MBI_EXEC        000100
#define MBI_WRITE       000200
#define MBI_READ        000400
#define MBI_ADMIN       010000
#define MBI_STAT        020000
#define MBI_APPEND      040000
#define MBI_ALLPERM     (MBI_EXEC | MBI_WRITE | MBI_READ | MBI_ADMIN | \
                            MBI_STAT | MBI_APPEND)

#define MBS_UID_DEFINED 0x00000001      /* uid field should be matched */
#define MBS_GID_DEFINED 0x00000002      /* gid field should be matched */
#define MBS_PRISON_DEFINED 0x00000004   /* prison field should be matched */

#define MBS_ALL_FLAGS (MBS_UID_DEFINED | MBS_GID_DEFINED | MBS_PRISON_DEFINED)

struct mac_bsdextended_subject {
        int     mbs_flags;
        int     mbs_neg;
        uid_t   mbs_uid_min;
        uid_t   mbs_uid_max;
        gid_t   mbs_gid_min;
        gid_t   mbs_gid_max;
        int     mbs_prison;
};

#define MBO_UID_DEFINED 0x00000001      /* uid field should be matched */
#define MBO_GID_DEFINED 0x00000002      /* gid field should be matched */
#define MBO_FSID_DEFINED 0x00000004     /* fsid field should be matched */
#define MBO_SUID        0x00000008      /* object must be suid */
#define MBO_SGID        0x00000010      /* object must be sgid */
#define MBO_UID_SUBJECT 0x00000020      /* uid must match subject */
#define MBO_GID_SUBJECT 0x00000040      /* gid must match subject */
#define MBO_TYPE_DEFINED 0x00000080     /* object type should be matched */

#define MBO_ALL_FLAGS (MBO_UID_DEFINED | MBO_GID_DEFINED | MBO_FSID_DEFINED | \
            MBO_SUID | MBO_SGID | MBO_UID_SUBJECT | MBO_GID_SUBJECT | \
            MBO_TYPE_DEFINED)

#define MBO_TYPE_REG    0x00000001
#define MBO_TYPE_DIR    0x00000002
#define MBO_TYPE_BLK    0x00000004
#define MBO_TYPE_CHR    0x00000008
#define MBO_TYPE_LNK    0x00000010
#define MBO_TYPE_SOCK   0x00000020
#define MBO_TYPE_FIFO   0x00000040

#define MBO_ALL_TYPE    (MBO_TYPE_REG | MBO_TYPE_DIR | MBO_TYPE_BLK | \
            MBO_TYPE_CHR | MBO_TYPE_LNK | MBO_TYPE_SOCK | MBO_TYPE_FIFO)

struct mac_bsdextended_object {
        int     mbo_flags;
        int     mbo_neg;
        uid_t   mbo_uid_min;
        uid_t   mbo_uid_max;
        gid_t   mbo_gid_min;
        gid_t   mbo_gid_max;
        fsid_t  mbo_fsid;
        int     mbo_type;
};

struct mac_bsdextended_rule {
        struct mac_bsdextended_subject  mbr_subject;
        struct mac_bsdextended_object   mbr_object;
        mode_t                          mbr_mode;       /* maximum access */
};

#endif /* _SYS_SECURITY_MAC_BSDEXTENDED_H */