106 lines
2.8 KiB
C
106 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Multi-level security (MLS) policy operations.
|
|
*
|
|
* Author : Stephen Smalley, <sds@tycho.nsa.gov>
|
|
*/
|
|
/*
|
|
* Updated: Trusted Computer Solutions, Inc. <dgoeddel@trustedcs.com>
|
|
*
|
|
* Support for enhanced MLS infrastructure.
|
|
*
|
|
* Copyright (C) 2004-2006 Trusted Computer Solutions, Inc.
|
|
*/
|
|
/*
|
|
* Updated: Hewlett-Packard <paul@paul-moore.com>
|
|
*
|
|
* Added support to import/export the MLS label from NetLabel
|
|
*
|
|
* (c) Copyright Hewlett-Packard Development Company, L.P., 2006
|
|
*/
|
|
|
|
#ifndef _SS_MLS_H_
|
|
#define _SS_MLS_H_
|
|
|
|
#include "context.h"
|
|
#include "policydb.h"
|
|
|
|
int mls_compute_context_len(struct policydb *p, struct context *context);
|
|
void mls_sid_to_context(struct policydb *p, struct context *context,
|
|
char **scontext);
|
|
int mls_context_isvalid(struct policydb *p, struct context *c);
|
|
int mls_range_isvalid(struct policydb *p, struct mls_range *r);
|
|
int mls_level_isvalid(struct policydb *p, struct mls_level *l);
|
|
|
|
int mls_context_to_sid(struct policydb *p,
|
|
char oldc,
|
|
char *scontext,
|
|
struct context *context,
|
|
struct sidtab *s,
|
|
u32 def_sid);
|
|
|
|
int mls_from_string(struct policydb *p, char *str, struct context *context,
|
|
gfp_t gfp_mask);
|
|
|
|
int mls_range_set(struct context *context, struct mls_range *range);
|
|
|
|
int mls_convert_context(struct policydb *oldp,
|
|
struct policydb *newp,
|
|
struct context *oldc,
|
|
struct context *newc);
|
|
|
|
int mls_compute_sid(struct policydb *p,
|
|
struct context *scontext,
|
|
struct context *tcontext,
|
|
u16 tclass,
|
|
u32 specified,
|
|
struct context *newcontext,
|
|
bool sock);
|
|
|
|
int mls_setup_user_range(struct policydb *p,
|
|
struct context *fromcon, struct user_datum *user,
|
|
struct context *usercon);
|
|
|
|
#ifdef CONFIG_NETLABEL
|
|
void mls_export_netlbl_lvl(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr);
|
|
void mls_import_netlbl_lvl(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr);
|
|
int mls_export_netlbl_cat(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr);
|
|
int mls_import_netlbl_cat(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr);
|
|
#else
|
|
static inline void mls_export_netlbl_lvl(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr)
|
|
{
|
|
return;
|
|
}
|
|
static inline void mls_import_netlbl_lvl(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr)
|
|
{
|
|
return;
|
|
}
|
|
static inline int mls_export_netlbl_cat(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr)
|
|
{
|
|
return -ENOMEM;
|
|
}
|
|
static inline int mls_import_netlbl_cat(struct policydb *p,
|
|
struct context *context,
|
|
struct netlbl_lsm_secattr *secattr)
|
|
{
|
|
return -ENOMEM;
|
|
}
|
|
#endif
|
|
|
|
#endif /* _SS_MLS_H */
|
|
|