debug/readonly-area.c


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/* Copyright (C) 2004-2025 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#include <stdlib.h>
#include <ldsodefs.h>

enum readonly_error_type
__readonly_area (const void *ptr, size_t size)
{
  switch (GLRO(dl_readonly_area (ptr, size)))
    {
    case dl_readonly_area_rdonly:
      return readonly_noerror;
    case dl_readonly_area_writable:
      return readonly_area_writable;
    default:
      break;
    }
  return __readonly_area_fallback (ptr, size);
}