6b13f685e
 김민수
BSP 최초 추가
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/*
* Multi-level security (MLS) policy operations.
*
* Author : Stephen Smalley, <sds@epoch.ncsc.mil>
*/
/*
* 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 context *context);
void mls_sid_to_context(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(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 *context);
int mls_compute_sid(struct context *scontext,
struct context *tcontext,
u16 tclass,
u32 specified,
struct context *newcontext,
bool sock);
int mls_setup_user_range(struct context *fromcon, struct user_datum *user,
struct context *usercon);
#ifdef CONFIG_NETLABEL
void mls_export_netlbl_lvl(struct context *context,
struct netlbl_lsm_secattr *secattr);
void mls_import_netlbl_lvl(struct context *context,
struct netlbl_lsm_secattr *secattr);
int mls_export_netlbl_cat(struct context *context,
struct netlbl_lsm_secattr *secattr);
int mls_import_netlbl_cat(struct context *context,
struct netlbl_lsm_secattr *secattr);
#else
static inline void mls_export_netlbl_lvl(struct context *context,
struct netlbl_lsm_secattr *secattr)
{
return;
}
static inline void mls_import_netlbl_lvl(struct context *context,
struct netlbl_lsm_secattr *secattr)
{
return;
}
static inline int mls_export_netlbl_cat(struct context *context,
struct netlbl_lsm_secattr *secattr)
{
return -ENOMEM;
}
static inline int mls_import_netlbl_cat(struct context *context,
struct netlbl_lsm_secattr *secattr)
{
return -ENOMEM;
}
#endif
#endif /* _SS_MLS_H */
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