src/selinux.h

   1 /* selinux - core functions for maintaining SELinux labeling
   2    Copyright (C) 2012-2023 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Daniel Walsh <dwalsh@redhat.com> */
  18
  19 #ifndef COREUTILS_SELINUX_H
  20 # define COREUTILS_SELINUX_H
  21
  22 struct selabel_handle;
  23
  24 /* Return true if ERR corresponds to an unsupported request,
  25    or if there is no context or it's inaccessible.  */
  26 static inline bool
  27 ignorable_ctx_err (int err)
  28 {
  29   return err == ENOTSUP || err == ENODATA;
  30 }
  31
  32 # if HAVE_SELINUX_LABEL_H
  33
  34 extern bool
  35 restorecon (struct selabel_handle *selabel_handle,
  36             char const *path, bool recurse);
  37 extern int
  38 defaultcon (struct selabel_handle *selabel_handle,
  39             char const *path, mode_t mode);
  40
  41 # else
  42
  43 static inline bool
  44 restorecon (struct selabel_handle *selabel_handle,
  45             char const *path, bool recurse)
  46 { errno = ENOTSUP; return false; }
  47
  48 static inline int
  49 defaultcon (struct selabel_handle *selabel_handle,
  50             char const *path, mode_t mode)
  51 { errno = ENOTSUP; return -1; }
  52
  53 # endif
  54
  55 #endif