1 /* OS ABI variant handling for GDB. 2 Copyright (C) 2001, 2002, 2003, 2007, 2008, 2009, 2010 3 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 #ifndef OSABI_H 21 #define OSABI_H 22 23 /* Register an OS ABI sniffer. Each arch/flavour may have more than 24 one sniffer. This is used to e.g. differentiate one OS's a.out from 25 another. The first sniffer to return something other than 26 GDB_OSABI_UNKNOWN wins, so a sniffer should be careful to claim a file 27 only if it knows for sure what it is. */ 28 void gdbarch_register_osabi_sniffer (enum bfd_architecture, 29 enum bfd_flavour, 30 enum gdb_osabi (*)(bfd *)); 31 32 /* Register a handler for an OS ABI variant for a given architecture 33 and machine type. There should be only one handler for a given OS 34 ABI for each architecture and machine type combination. */ 35 void gdbarch_register_osabi (enum bfd_architecture, unsigned long, 36 enum gdb_osabi, 37 void (*)(struct gdbarch_info, 38 struct gdbarch *)); 39 40 /* Lookup the OS ABI corresponding to the specified BFD. */ 41 enum gdb_osabi gdbarch_lookup_osabi (bfd *); 42 43 /* Lookup the OS ABI corresponding to the specified target description 44 string. */ 45 enum gdb_osabi osabi_from_tdesc_string (const char *text); 46 47 /* Initialize the gdbarch for the specified OS ABI variant. */ 48 void gdbarch_init_osabi (struct gdbarch_info, struct gdbarch *); 49 50 /* Return the name of the specified OS ABI. */ 51 const char *gdbarch_osabi_name (enum gdb_osabi); 52 53 /* Helper routine for ELF file sniffers. This looks at ABI tag note 54 sections to determine the OS ABI from the note. It should be called 55 via bfd_map_over_sections. */ 56 void generic_elf_osabi_sniff_abi_tag_sections (bfd *, asection *, void *); 57 58 #endif /* OSABI_H */ 59