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/* OS ABI variant handling for GDB.
   Copyright 2001, 2002 Free Software Foundation, Inc.
 
   This file is part of GDB.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
 
   This program 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 General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */
 
#ifndef OSABI_H
#define OSABI_H
 
/* List of known OS ABIs.  If you change this, make sure to update the
   table in osabi.c.  */
enum gdb_osabi
{
  GDB_OSABI_UNKNOWN = 0,	/* keep this first */
 
  GDB_OSABI_SVR4,
  GDB_OSABI_HURD,
  GDB_OSABI_SOLARIS,
  GDB_OSABI_OSF1,
  GDB_OSABI_LINUX,
  GDB_OSABI_FREEBSD_AOUT,
  GDB_OSABI_FREEBSD_ELF,
  GDB_OSABI_NETBSD_AOUT,
  GDB_OSABI_NETBSD_ELF,
  GDB_OSABI_WINCE,
  GDB_OSABI_GO32,
  GDB_OSABI_NETWARE,
  GDB_OSABI_IRIX,
  GDB_OSABI_LYNXOS,
 
  GDB_OSABI_ARM_EABI_V1,
  GDB_OSABI_ARM_EABI_V2,
  GDB_OSABI_ARM_APCS,
 
  GDB_OSABI_INVALID		/* keep this last */
};
 
/* Register an OS ABI sniffer.  Each arch/flavour may have more than
   one sniffer.  This is used to e.g. differentiate one OS's a.out from
   another.  The first sniffer to return something other than
   GDB_OSABI_UNKNOWN wins, so a sniffer should be careful to claim a file
   only if it knows for sure what it is.  */
void gdbarch_register_osabi_sniffer (enum bfd_architecture,
				     enum bfd_flavour,
				     enum gdb_osabi (*)(bfd *));
 
/* Register a handler for an OS ABI variant for a given architecture.  There
   should be only one handler for a given OS ABI each architecture family.  */
void gdbarch_register_osabi (enum bfd_architecture, enum gdb_osabi,
                             void (*)(struct gdbarch_info,
				      struct gdbarch *));
 
/* Lookup the OS ABI corresponding to the specified BFD.  */
enum gdb_osabi gdbarch_lookup_osabi (bfd *);
 
/* Initialize the gdbarch for the specified OS ABI variant.  */
void gdbarch_init_osabi (struct gdbarch_info, struct gdbarch *,
                         enum gdb_osabi);
 
/* Return the name of the specified OS ABI.  */
const char *gdbarch_osabi_name (enum gdb_osabi);
 
/* Helper routine for ELF file sniffers.  This looks at ABI tag note
   sections to determine the OS ABI from the note.  It should be called
   via bfd_map_over_sections.  */
void generic_elf_osabi_sniff_abi_tag_sections (bfd *, asection *, void *);
 
#endif /* OSABI_H */