1/* BFD back-end definitions used by all FreeBSD targets. 2 Copyright (C) 1990-2017 Free Software Foundation, Inc. 3 4 This file is part of BFD, the Binary File Descriptor library. 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, write to the Free Software 18 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 19 MA 02110-1301, USA. */ 20 21 22/* FreeBSD ZMAGIC files never have the header in the text. */ 23#define N_HEADER_IN_TEXT(x) 0 24 25/* ZMAGIC files start at offset 0. Does not apply to QMAGIC files. */ 26#define TEXT_START_ADDR 0 27 28#define N_GETMAGIC_NET(execp) \ 29 ((execp)->a_info & 0xffff) 30#define N_GETMID_NET(execp) \ 31 (((execp)->a_info >> 16) & 0x3ff) 32#define N_GETFLAG_NET(exexp) \ 33 (((execp)->a_info >> 26) & 0x3f) 34 35#define N_MACHTYPE(execp) \ 36 ((enum machine_type) \ 37 ((N_GETMAGIC_NET (execp) == ZMAGIC) ? N_GETMID_NET (execp) : \ 38 ((execp)->a_info >> 16) & 0x3ff)) 39#define N_FLAGS(execp) \ 40 ((N_GETMAGIC_NET (execp) == ZMAGIC) ? N_GETFLAG_NET (execp) : \ 41 ((execp)->a_info >> 26) & 0x3f) 42 43#define N_SET_INFO(execp, magic, type, flags) \ 44 ((execp)->a_info = ((magic) & 0xffff) \ 45 | (((int)(type) & 0x3ff) << 16) \ 46 | (((flags) & 0x3f) << 26)) 47#define N_SET_MACHTYPE(execp, machtype) \ 48 ((execp)->a_info = \ 49 ((execp)->a_info & 0xfb00ffff) | ((((int) (machtype)) & 0x3ff) << 16)) 50#define N_SET_FLAGS(execp, flags) \ 51 ((execp)->a_info = \ 52 ((execp)->a_info & 0x03ffffff) | ((flags & 0x03f) << 26)) 53 54#include "sysdep.h" 55#include "bfd.h" 56#include "libbfd.h" 57#include "libaout.h" 58 59/* On FreeBSD, the magic number is always in i386 (little-endian) 60 format. I think. */ 61#define SWAP_MAGIC(ext) bfd_getl32 (ext) 62 63#define MY_write_object_contents MY (write_object_contents) 64static bfd_boolean MY (write_object_contents) (bfd *); 65 66#include "aout-target.h" 67 68/* Write an object file. 69 Section contents have already been written. We write the 70 file header, symbols, and relocation. */ 71 72static bfd_boolean 73MY (write_object_contents) (bfd *abfd) 74{ 75 struct external_exec exec_bytes; 76 struct internal_exec *execp = exec_hdr (abfd); 77 78 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE; 79 80 /* Magic number, maestro, please! */ 81 switch (bfd_get_arch(abfd)) 82 { 83 case bfd_arch_m68k: 84 if (strcmp (abfd->xvec->name, "a.out-m68k4k-netbsd") == 0) 85 N_SET_MACHTYPE (execp, M_68K4K_NETBSD); 86 else 87 N_SET_MACHTYPE (execp, M_68K_NETBSD); 88 break; 89 case bfd_arch_sparc: 90 N_SET_MACHTYPE (execp, M_SPARC_NETBSD); 91 break; 92 case bfd_arch_i386: 93 N_SET_MACHTYPE (execp, M_386_NETBSD); 94 break; 95 case bfd_arch_ns32k: 96 N_SET_MACHTYPE (execp, M_532_NETBSD); 97 break; 98 default: 99 N_SET_MACHTYPE (execp, M_UNKNOWN); 100 break; 101 } 102 103 WRITE_HEADERS (abfd, execp); 104 105 return TRUE; 106} 107