security/apparmor/include/secid.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * AppArmor security module
   4  *
   5  * This file contains AppArmor security identifier (secid) definitions
   6  *
   7  * Copyright 2009-2018 Canonical Ltd.
   8  */
   9
  10 #ifndef __AA_SECID_H
  11 #define __AA_SECID_H
  12
  13 #include <linux/slab.h>
  14 #include <linux/types.h>
  15
  16 struct aa_label;
  17
  18 /* secid value that will not be allocated */
  19 #define AA_SECID_INVALID 0
  20
  21 /* secid value that matches any other secid */
  22 #define AA_SECID_WILDCARD 1
  23
  24 struct aa_label *aa_secid_to_label(u32 secid);
  25 int apparmor_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
  26 int apparmor_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid);
  27 void apparmor_release_secctx(char *secdata, u32 seclen);
  28
  29
  30 int aa_alloc_secid(struct aa_label *label, gfp_t gfp);
  31 void aa_free_secid(u32 secid);
  32 void aa_secid_update(u32 secid, struct aa_label *label);
  33
  34 void aa_secids_init(void);
  35
  36 #endif /* __AA_SECID_H */