sysdeps/generic/dl-r_debug.h

   1 /* Function to access r_debug structure.  Generic version.
   2    Copyright (C) 2022-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 /* Return the address of the struct r_debug after relocation.  */
  20
  21 static inline EW(Addr)
  22 E(r_debug_address) (EW(Dyn) *d)
  23 {
  24   if (d->d_tag == DT_DEBUG)
  25     return (EW(Addr)) d->d_un.d_ptr;
  26
  27   return 0;
  28 }
  29
  30 /* Return the offset of the struct r_debug before relocation.  */
  31
  32 static inline EW(Addr)
  33 E(r_debug_offset) (EW(Dyn) *d, int fd, EW(Addr) offset)
  34 {
  35   return E(r_debug_address) (d);
  36 }