1 /* BFD back-end definitions used by all FreeBSD targets. 2 Copyright 1990, 1991, 1992, 1996, 1997, 2000, 2001, 2002 3 Free Software Foundation, Inc. 4 5 This file is part of BFD, the Binary File Descriptor library. 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 2 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, write to the Free Software 19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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(exec) \ 29 ((exec).a_info & 0xffff) 30 #define N_GETMID_NET(exec) \ 31 (((exec).a_info >> 16) & 0x3ff) 32 #define N_GETFLAG_NET(ex) \ 33 (((exec).a_info >> 26) & 0x3f) 34 35 #define N_MACHTYPE(exec) \ 36 ((enum machine_type) \ 37 ((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETMID_NET (exec) : \ 38 ((exec).a_info >> 16) & 0x3ff)) 39 #define N_FLAGS(exec) \ 40 ((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETFLAG_NET (exec) : \ 41 ((exec).a_info >> 26) & 0x3f) 42 43 #define N_SET_INFO(exec, magic, type, flags) \ 44 ((exec).a_info = ((magic) & 0xffff) \ 45 | (((int)(type) & 0x3ff) << 16) \ 46 | (((flags) & 0x3f) << 26)) 47 #define N_SET_MACHTYPE(exec, machtype) \ 48 ((exec).a_info = \ 49 ((exec).a_info & 0xfb00ffff) | ((((int)(machtype))&0x3ff) << 16)) 50 #define N_SET_FLAGS(exec, flags) \ 51 ((exec).a_info = \ 52 ((exec).a_info & 0x03ffffff) | ((flags & 0x03f) << 26)) 53 54 #include "bfd.h" 55 #include "sysdep.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) 64 static bfd_boolean MY(write_object_contents) PARAMS ((bfd *abfd)); 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 72 static bfd_boolean 73 MY(write_object_contents) (abfd) 74 bfd *abfd; 75 { 76 struct external_exec exec_bytes; 77 struct internal_exec *execp = exec_hdr (abfd); 78 79 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE; 80 81 /* Magic number, maestro, please! */ 82 switch (bfd_get_arch(abfd)) { 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