lib/se-context.in.h

   1 /* SELinux-related headers.
   2    Copyright (C) 2007-2024 Free Software Foundation, Inc.
   3
   4    This file is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU Lesser General Public License as
   6    published by the Free Software Foundation; either version 2.1 of the
   7    License, or (at your option) any later version.
   8
   9    This file 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 Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Jim Meyering, 2007.  */
  18
  19 #ifndef SELINUX_CONTEXT_H
  20 #define SELINUX_CONTEXT_H
  21
  22 /* This file uses _GL_INLINE_HEADER_BEGIN, _GL_INLINE,
  23    _GL_ATTRIBUTE_MAYBE_UNUSED.  */
  24 #if !_GL_CONFIG_H_INCLUDED
  25  #error "Please include config.h first."
  26 #endif
  27
  28 #include <errno.h>
  29
  30 _GL_INLINE_HEADER_BEGIN
  31 #ifndef SE_CONTEXT_INLINE
  32 # define SE_CONTEXT_INLINE _GL_INLINE
  33 #endif
  34
  35 /* _GL_ATTRIBUTE_MAYBE_UNUSED declares that it is not a programming mistake if
  36    the entity is not used.  The compiler should not warn if the entity is not
  37    used.  */
  38 #ifndef _GL_ATTRIBUTE_MAYBE_UNUSED
  39 # if 0 /* no GCC or clang version supports this yet */
  40 #  define _GL_ATTRIBUTE_MAYBE_UNUSED [[__maybe_unused__]]
  41 # elif defined __GNUC__ || defined __clang__
  42 #  define _GL_ATTRIBUTE_MAYBE_UNUSED __attribute__ ((__unused__))
  43 # else
  44 #  define _GL_ATTRIBUTE_MAYBE_UNUSED
  45 # endif
  46 #endif
  47
  48 typedef int context_t;
  49 SE_CONTEXT_INLINE context_t
  50 context_new (_GL_ATTRIBUTE_MAYBE_UNUSED char const *s)
  51   { errno = ENOTSUP; return 0; }
  52 SE_CONTEXT_INLINE char *
  53 context_str (_GL_ATTRIBUTE_MAYBE_UNUSED context_t con)
  54   { errno = ENOTSUP; return (void *) 0; }
  55 SE_CONTEXT_INLINE void context_free (_GL_ATTRIBUTE_MAYBE_UNUSED context_t c) {}
  56
  57 SE_CONTEXT_INLINE int
  58 context_user_set (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc,
  59                   _GL_ATTRIBUTE_MAYBE_UNUSED char const *s)
  60   { errno = ENOTSUP; return -1; }
  61 SE_CONTEXT_INLINE int
  62 context_role_set (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc,
  63                   _GL_ATTRIBUTE_MAYBE_UNUSED char const *s)
  64   { errno = ENOTSUP; return -1; }
  65 SE_CONTEXT_INLINE int
  66 context_range_set (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc,
  67                    _GL_ATTRIBUTE_MAYBE_UNUSED char const *s)
  68   { errno = ENOTSUP; return -1; }
  69 SE_CONTEXT_INLINE int
  70 context_type_set (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc,
  71                   _GL_ATTRIBUTE_MAYBE_UNUSED char const *s)
  72   { errno = ENOTSUP; return -1; }
  73 SE_CONTEXT_INLINE char *
  74 context_type_get (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc)
  75   { errno = ENOTSUP; return (void *) 0; }
  76 SE_CONTEXT_INLINE char *
  77 context_range_get (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc)
  78   { errno = ENOTSUP; return (void *) 0; }
  79 SE_CONTEXT_INLINE char *
  80 context_role_get (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc)
  81   { errno = ENOTSUP; return (void *) 0; }
  82 SE_CONTEXT_INLINE char *
  83 context_user_get (_GL_ATTRIBUTE_MAYBE_UNUSED context_t sc)
  84   { errno = ENOTSUP; return (void *) 0; }
  85
  86 _GL_INLINE_HEADER_END
  87
  88 #endif