1/* OS ABI variant handling for GDB.
2   Copyright 2001, 2002, 2003 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 2 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, write to the Free Software
18   Foundation, Inc., 59 Temple Place - Suite 330,
19   Boston, MA 02111-1307, USA.  */
20
21#ifndef OSABI_H
22#define OSABI_H
23
24/* Register an OS ABI sniffer.  Each arch/flavour may have more than
25   one sniffer.  This is used to e.g. differentiate one OS's a.out from
26   another.  The first sniffer to return something other than
27   GDB_OSABI_UNKNOWN wins, so a sniffer should be careful to claim a file
28   only if it knows for sure what it is.  */
29void gdbarch_register_osabi_sniffer (enum bfd_architecture,
30				     enum bfd_flavour,
31				     enum gdb_osabi (*)(bfd *));
32
33/* Register a handler for an OS ABI variant for a given architecture
34   and machine type.  There should be only one handler for a given OS
35   ABI for each architecture and machine type combination.  */
36void gdbarch_register_osabi (enum bfd_architecture, unsigned long,
37			     enum gdb_osabi,
38                             void (*)(struct gdbarch_info,
39				      struct gdbarch *));
40
41/* Lookup the OS ABI corresponding to the specified BFD.  */
42enum gdb_osabi gdbarch_lookup_osabi (bfd *);
43
44/* Initialize the gdbarch for the specified OS ABI variant.  */
45void gdbarch_init_osabi (struct gdbarch_info, struct gdbarch *);
46
47/* Return the name of the specified OS ABI.  */
48const char *gdbarch_osabi_name (enum gdb_osabi);
49
50/* Helper routine for ELF file sniffers.  This looks at ABI tag note
51   sections to determine the OS ABI from the note.  It should be called
52   via bfd_map_over_sections.  */
53void generic_elf_osabi_sniff_abi_tag_sections (bfd *, asection *, void *);
54
55#endif /* OSABI_H */
56