xref: /freebsd/sys/security/mac_bsdextended/ugidfw_internal.h (revision 2008043f386721d58158e37e0d7e50df8095942d)
1 /*-
2  * Copyright (c) 2008 Robert N. M. Watson
3  * All rights reserved.
4  *
5  * This software was developed by Robert Watson for the TrustedBSD Project.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _SYS_SECURITY_MAC_BSDEXTENDED_UGIDFW_INTERNAL_H
30 #define	_SYS_SECURITY_MAC_BSDEXTENDED_UGIDFW_INTERNAL_H
31 
32 /*
33  * Central access control routines used by object-specific checks.
34  */
35 int	ugidfw_accmode2mbi(accmode_t accmode);
36 int	ugidfw_check(struct ucred *cred, struct vnode *vp, struct vattr *vap,
37 	    int acc_mode);
38 int	ugidfw_check_vp(struct ucred *cred, struct vnode *vp, int acc_mode);
39 
40 /*
41  * System access control checks.
42  */
43 int	ugidfw_system_check_acct(struct ucred *cred, struct vnode *vp,
44 	    struct label *vplabel);
45 int	ugidfw_system_check_auditctl(struct ucred *cred, struct vnode *vp,
46 	    struct label *vplabel);
47 int	ugidfw_system_check_swapon(struct ucred *cred, struct vnode *vp,
48 	    struct label *vplabel);
49 
50 /*
51  * Vnode access control checks.
52  */
53 int	ugidfw_vnode_check_access(struct ucred *cred, struct vnode *vp,
54 	    struct label *vplabel, accmode_t accmode);
55 int	ugidfw_vnode_check_chdir(struct ucred *cred, struct vnode *dvp,
56 	    struct label *dvplabel);
57 int	ugidfw_vnode_check_chroot(struct ucred *cred, struct vnode *dvp,
58 	    struct label *dvplabel);
59 int	ugidfw_check_create_vnode(struct ucred *cred, struct vnode *dvp,
60 	    struct label *dvplabel, struct componentname *cnp,
61 	    struct vattr *vap);
62 int	ugidfw_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp,
63 	    struct label *vplabel, acl_type_t type);
64 int	ugidfw_vnode_check_deleteextattr(struct ucred *cred,
65 	    struct vnode *vp, struct label *vplabel, int attrnamespace,
66 	    const char *name);
67 int	ugidfw_vnode_check_exec(struct ucred *cred, struct vnode *vp,
68 	    struct label *vplabel, struct image_params *imgp,
69 	    struct label *execlabel);
70 int	ugidfw_vnode_check_getacl(struct ucred *cred, struct vnode *vp,
71 	    struct label *vplabel, acl_type_t type);
72 int	ugidfw_vnode_check_getextattr(struct ucred *cred, struct vnode *vp,
73 	    struct label *vplabel, int attrnamespace, const char *name);
74 int	ugidfw_vnode_check_link(struct ucred *cred, struct vnode *dvp,
75 	    struct label *dvplabel, struct vnode *vp, struct label *label,
76 	    struct componentname *cnp);
77 int	ugidfw_vnode_check_listextattr(struct ucred *cred, struct vnode *vp,
78 	    struct label *vplabel, int attrnamespace);
79 int	ugidfw_vnode_check_lookup(struct ucred *cred, struct vnode *dvp,
80 	    struct label *dvplabel, struct componentname *cnp);
81 int	ugidfw_vnode_check_open(struct ucred *cred, struct vnode *vp,
82 	    struct label *vplabel, accmode_t accmode);
83 int	ugidfw_vnode_check_readdir(struct ucred *cred, struct vnode *dvp,
84 	    struct label *dvplabel);
85 int	ugidfw_vnode_check_readdlink(struct ucred *cred, struct vnode *vp,
86 	    struct label *vplabel);
87 int	ugidfw_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp,
88 	    struct label *dvplabel, struct vnode *vp, struct label *vplabel,
89 	    struct componentname *cnp);
90 int	ugidfw_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp,
91 	    struct label *dvplabel, struct vnode *vp, struct label *vplabel,
92 	    int samedir, struct componentname *cnp);
93 int	ugidfw_vnode_check_revoke(struct ucred *cred, struct vnode *vp,
94 	    struct label *vplabel);
95 int	ugidfw_check_setacl_vnode(struct ucred *cred, struct vnode *vp,
96 	    struct label *vplabel, acl_type_t type, struct acl *acl);
97 int	ugidfw_vnode_check_setextattr(struct ucred *cred, struct vnode *vp,
98 	    struct label *vplabel, int attrnamespace, const char *name);
99 int	ugidfw_vnode_check_setflags(struct ucred *cred, struct vnode *vp,
100 	    struct label *vplabel, u_long flags);
101 int	ugidfw_vnode_check_setmode(struct ucred *cred, struct vnode *vp,
102 	    struct label *vplabel, mode_t mode);
103 int	ugidfw_vnode_check_setowner(struct ucred *cred, struct vnode *vp,
104 	    struct label *vplabel, uid_t uid, gid_t gid);
105 int	ugidfw_vnode_check_setutimes(struct ucred *cred, struct vnode *vp,
106 	    struct label *vplabel, struct timespec atime,
107 	    struct timespec utime);
108 int	ugidfw_vnode_check_stat(struct ucred *active_cred,
109 	    struct ucred *file_cred, struct vnode *vp, struct label *vplabel);
110 int	ugidfw_vnode_check_unlink(struct ucred *cred, struct vnode *dvp,
111 	    struct label *dvplabel, struct vnode *vp, struct label *vplabel,
112 	    struct componentname *cnp);
113 
114 #endif /* _SYS_SECURITY_MAC_BSDEXTENDED_UGIDFW_INTERNAL_H */
115