1 /* OS ABI variant handling for GDB.
2 Copyright (C) 2001-2017 Free Software Foundation, Inc.
4 This file is part of GDB.
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.
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.
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/>. */
22 /* Register an OS ABI sniffer. Each arch/flavour may have more than
23 one sniffer. This is used to e.g. differentiate one OS's a.out from
24 another. The first sniffer to return something other than
25 GDB_OSABI_UNKNOWN wins, so a sniffer should be careful to claim a file
26 only if it knows for sure what it is. */
27 void gdbarch_register_osabi_sniffer (enum bfd_architecture,
29 enum gdb_osabi (*)(bfd *));
31 /* Register a handler for an OS ABI variant for a given architecture
32 and machine type. There should be only one handler for a given OS
33 ABI for each architecture and machine type combination. */
34 void gdbarch_register_osabi (enum bfd_architecture, unsigned long,
36 void (*)(struct gdbarch_info,
39 /* Lookup the OS ABI corresponding to the specified BFD. */
40 enum gdb_osabi gdbarch_lookup_osabi (bfd *);
42 /* Lookup the OS ABI corresponding to the specified target description
44 enum gdb_osabi osabi_from_tdesc_string (const char *text);
46 /* Initialize the gdbarch for the specified OS ABI variant. */
47 void gdbarch_init_osabi (struct gdbarch_info, struct gdbarch *);
49 /* Return the name of the specified OS ABI. */
50 const char *gdbarch_osabi_name (enum gdb_osabi);
52 /* Return a regular expression that matches the OS part of a GNU
53 configury triplet for the given OSABI. */
54 const char *osabi_triplet_regexp (enum gdb_osabi osabi);
56 /* Helper routine for ELF file sniffers. This looks at ABI tag note
57 sections to determine the OS ABI from the note. It should be called
58 via bfd_map_over_sections. */
59 void generic_elf_osabi_sniff_abi_tag_sections (bfd *, asection *, void *);