gdb/memtag.h

   1 /* GDB generic memory tagging definitions.
   2    Copyright (C) 2022 Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef MEMTAG_H
  20 #define MEMTAG_H
  21
  22 #include "bfd.h"
  23
  24 struct memtag_section_info
  25 {
  26   /* The start address of the tagged memory range.  */
  27   CORE_ADDR start_address;
  28   /* The final address of the tagged memory range.  */
  29   CORE_ADDR end_address;
  30   /* The section containing tags for the memory range
  31      [start_address, end_address).  */
  32   asection *memtag_section;
  33 };
  34
  35 /* Helper function to walk through memory tag sections in a core file.
  36
  37    Return TRUE if there is a "memtag" section containing ADDRESS.  Return FALSE
  38    otherwise.
  39
  40    If SECTION is provided, search from that section onwards. If SECTION is
  41    nullptr, then start a new search.
  42
  43    If a "memtag" section containing ADDRESS is found, fill INFO with data
  44    about such section.  Otherwise leave it unchanged.  */
  45
  46 bool get_next_core_memtag_section (bfd *abfd, asection *section,
  47                                    CORE_ADDR address,
  48                                    memtag_section_info &info);
  49
  50 #endif /* MEMTAG_H */