1/* Author: Stephen Smalley, <sds@epoch.ncsc.mil>
2 * Updated: Trusted Computer Solutions, Inc. <dgoeddel@trustedcs.com>
3 *
4 *      Support for enhanced MLS infrastructure.
5 *
6 * Copyright (C) 2004-2005 Trusted Computer Solutions, Inc.
7 *
8 *  This library is free software; you can redistribute it and/or
9 *  modify it under the terms of the GNU Lesser General Public
10 *  License as published by the Free Software Foundation; either
11 *  version 2.1 of the License, or (at your option) any later version.
12 *
13 *  This library is distributed in the hope that it will be useful,
14 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 *  Lesser General Public License for more details.
17 *
18 *  You should have received a copy of the GNU Lesser General Public
19 *  License along with this library; if not, write to the Free Software
20 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
21 */
22
23#ifndef _SEPOL_MLS_INTERNAL_H_
24#define _SEPOL_MLS_INTERNAL_H_
25
26#include "policydb_internal.h"
27#include <sepol/policydb/context.h>
28#include "handle.h"
29
30extern int mls_from_string(sepol_handle_t * handle,
31			   const policydb_t * policydb,
32			   const char *str, context_struct_t * mls);
33
34extern int mls_to_string(sepol_handle_t * handle,
35			 const policydb_t * policydb,
36			 const context_struct_t * mls, char **str);
37
38/* Deprecated */
39extern int mls_compute_context_len(const policydb_t * policydb,
40				   const context_struct_t * context);
41
42/* Deprecated */
43extern void mls_sid_to_context(const policydb_t * policydb,
44			       const context_struct_t * context,
45			       char **scontext);
46
47/* Deprecated */
48extern int mls_context_to_sid(const policydb_t * policydb,
49			      char oldc,
50			      char **scontext, context_struct_t * context);
51
52extern int mls_context_isvalid(const policydb_t * p,
53			       const context_struct_t * c);
54
55extern int mls_convert_context(policydb_t * oldp,
56			       policydb_t * newp, context_struct_t * context);
57
58extern int mls_compute_sid(policydb_t * policydb,
59			   context_struct_t * scontext,
60			   context_struct_t * tcontext,
61			   sepol_security_class_t tclass,
62			   uint32_t specified, context_struct_t * newcontext);
63
64extern int mls_setup_user_range(context_struct_t * fromcon, user_datum_t * user,
65				context_struct_t * usercon, int mls);
66
67#endif
68