1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Multi-level security (MLS) policy operations.
5 * Author : Stephen Smalley, <sds@tycho.nsa.gov>
8 * Updated: Trusted Computer Solutions, Inc. <dgoeddel@trustedcs.com>
10 * Support for enhanced MLS infrastructure.
12 * Copyright (C) 2004-2006 Trusted Computer Solutions, Inc.
15 * Updated: Hewlett-Packard <paul@paul-moore.com>
17 * Added support to import/export the MLS label from NetLabel
19 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
28 int mls_compute_context_len(struct policydb *p, struct context *context);
29 void mls_sid_to_context(struct policydb *p, struct context *context,
31 int mls_context_isvalid(struct policydb *p, struct context *c);
32 int mls_range_isvalid(struct policydb *p, struct mls_range *r);
33 int mls_level_isvalid(struct policydb *p, struct mls_level *l);
35 int mls_context_to_sid(struct policydb *p,
38 struct context *context,
42 int mls_from_string(struct policydb *p, char *str, struct context *context,
45 int mls_range_set(struct context *context, struct mls_range *range);
47 int mls_convert_context(struct policydb *oldp,
48 struct policydb *newp,
49 struct context *context);
51 int mls_compute_sid(struct policydb *p,
52 struct context *scontext,
53 struct context *tcontext,
56 struct context *newcontext,
59 int mls_setup_user_range(struct policydb *p,
60 struct context *fromcon, struct user_datum *user,
61 struct context *usercon);
63 #ifdef CONFIG_NETLABEL
64 void mls_export_netlbl_lvl(struct policydb *p,
65 struct context *context,
66 struct netlbl_lsm_secattr *secattr);
67 void mls_import_netlbl_lvl(struct policydb *p,
68 struct context *context,
69 struct netlbl_lsm_secattr *secattr);
70 int mls_export_netlbl_cat(struct policydb *p,
71 struct context *context,
72 struct netlbl_lsm_secattr *secattr);
73 int mls_import_netlbl_cat(struct policydb *p,
74 struct context *context,
75 struct netlbl_lsm_secattr *secattr);
77 static inline void mls_export_netlbl_lvl(struct policydb *p,
78 struct context *context,
79 struct netlbl_lsm_secattr *secattr)
83 static inline void mls_import_netlbl_lvl(struct policydb *p,
84 struct context *context,
85 struct netlbl_lsm_secattr *secattr)
89 static inline int mls_export_netlbl_cat(struct policydb *p,
90 struct context *context,
91 struct netlbl_lsm_secattr *secattr)
95 static inline int mls_import_netlbl_cat(struct policydb *p,
96 struct context *context,
97 struct netlbl_lsm_secattr *secattr)
103 #endif /* _SS_MLS_H */