1 /* BFD back end for NetBSD style core files
2 Copyright 1988, 1989, 1991, 1992, 1993, 1996, 1998, 1999, 2000, 2001,
4 Free Software Foundation, Inc.
5 Written by Paul Kranenburg, EUR
7 This file is part of BFD, the Binary File Descriptor library.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
26 #include "libaout.h" /* BFD a.out internal data structures. */
28 #include <sys/param.h>
33 /* The machine ID for OpenBSD/sparc64 and older versions of
34 NetBSD/sparc64 overlaps with M_MIPS1. */
35 #define M_SPARC64_OPENBSD M_MIPS1
37 struct netbsd_core_struct
42 /* Forward declarations. */
44 static const bfd_target *netbsd_core_file_p
46 static char *netbsd_core_file_failing_command
48 static int netbsd_core_file_failing_signal
50 static bfd_boolean netbsd_core_file_matches_executable_p
51 PARAMS ((bfd *core_bfd, bfd *exec_bfd));
52 static void swap_abort
55 /* Handle NetBSD-style core dump file. */
57 static const bfd_target *
58 netbsd_core_file_p (abfd)
66 struct coreseg coreseg;
67 bfd_size_type amt = sizeof core;
69 val = bfd_bread ((void *) &core, amt, abfd);
70 if (val != sizeof core)
72 /* Too small to be a core file. */
73 bfd_set_error (bfd_error_wrong_format);
77 if (CORE_GETMAGIC (core) != COREMAGIC)
79 bfd_set_error (bfd_error_wrong_format);
83 amt = sizeof (struct netbsd_core_struct);
84 rawptr = (struct netbsd_core_struct *) bfd_zalloc (abfd, amt);
89 abfd->tdata.netbsd_core_data = rawptr;
91 offset = core.c_hdrsize;
92 for (i = 0; i < core.c_nseg; i++)
97 if (bfd_seek (abfd, offset, SEEK_SET) != 0)
100 val = bfd_bread ((void *) &coreseg, (bfd_size_type) sizeof coreseg, abfd);
101 if (val != sizeof coreseg)
103 bfd_set_error (bfd_error_file_truncated);
106 if (CORE_GETMAGIC (coreseg) != CORESEGMAGIC)
108 bfd_set_error (bfd_error_wrong_format);
112 offset += core.c_seghdrsize;
114 switch (CORE_GETFLAG (coreseg))
118 flags = SEC_ALLOC + SEC_HAS_CONTENTS;
122 flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
126 flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
130 flags = SEC_ALLOC + SEC_HAS_CONTENTS;
133 asect = bfd_make_section_anyway (abfd, sname);
137 asect->flags = flags;
138 asect->_raw_size = coreseg.c_size;
139 asect->vma = coreseg.c_addr;
140 asect->filepos = offset;
141 asect->alignment_power = 2;
143 offset += coreseg.c_size;
146 /* Set architecture from machine ID. */
147 switch (CORE_GETMID (core))
149 case M_X86_64_NETBSD:
150 bfd_default_set_arch_mach (abfd, bfd_arch_i386, bfd_mach_x86_64);
154 bfd_default_set_arch_mach (abfd, bfd_arch_i386, bfd_mach_i386_i386);
158 bfd_default_set_arch_mach (abfd, bfd_arch_sparc, bfd_mach_sparc);
161 case M_SPARC64_NETBSD:
162 case M_SPARC64_OPENBSD:
163 bfd_default_set_arch_mach (abfd, bfd_arch_sparc, bfd_mach_sparc_v9);
167 /* OK, we believe you. You're a core file (sure, sure). */
171 bfd_release (abfd, abfd->tdata.any);
172 abfd->tdata.any = NULL;
173 bfd_section_list_clear (abfd);
178 netbsd_core_file_failing_command (abfd)
181 /*return core_command (abfd);*/
182 return abfd->tdata.netbsd_core_data->core.c_name;
186 netbsd_core_file_failing_signal (abfd)
189 /*return core_signal (abfd);*/
190 return abfd->tdata.netbsd_core_data->core.c_signo;
194 netbsd_core_file_matches_executable_p (core_bfd, exec_bfd)
195 bfd *core_bfd ATTRIBUTE_UNUSED;
196 bfd *exec_bfd ATTRIBUTE_UNUSED;
198 /* FIXME, We have no way of telling at this point. */
202 /* If somebody calls any byte-swapping routines, shoot them. */
207 /* This way doesn't require any declaration for ANSI to fuck up. */
211 #define NO_GET ((bfd_vma (*) (const void *)) swap_abort)
212 #define NO_PUT ((void (*) (bfd_vma, void *)) swap_abort)
213 #define NO_GETS ((bfd_signed_vma (*) (const void *)) swap_abort)
214 #define NO_GET64 ((bfd_uint64_t (*) (const void *)) swap_abort)
215 #define NO_PUT64 ((void (*) (bfd_uint64_t, void *)) swap_abort)
216 #define NO_GETS64 ((bfd_int64_t (*) (const void *)) swap_abort)
218 const bfd_target netbsd_core_vec =
221 bfd_target_unknown_flavour,
222 BFD_ENDIAN_UNKNOWN, /* Target byte order. */
223 BFD_ENDIAN_UNKNOWN, /* Target headers byte order. */
224 (HAS_RELOC | EXEC_P | /* Object flags. */
225 HAS_LINENO | HAS_DEBUG |
226 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
227 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* Section flags. */
228 0, /* Symbol prefix. */
229 ' ', /* ar_pad_char. */
230 16, /* ar_max_namelen. */
231 NO_GET64, NO_GETS64, NO_PUT64, /* 64 bit data. */
232 NO_GET, NO_GETS, NO_PUT, /* 32 bit data. */
233 NO_GET, NO_GETS, NO_PUT, /* 16 bit data. */
234 NO_GET64, NO_GETS64, NO_PUT64, /* 64 bit hdrs. */
235 NO_GET, NO_GETS, NO_PUT, /* 32 bit hdrs. */
236 NO_GET, NO_GETS, NO_PUT, /* 16 bit hdrs. */
238 { /* bfd_check_format. */
239 _bfd_dummy_target, /* Unknown format. */
240 _bfd_dummy_target, /* Object file. */
241 _bfd_dummy_target, /* Archive. */
242 netbsd_core_file_p /* A core file. */
244 { /* bfd_set_format. */
245 bfd_false, bfd_false,
248 { /* bfd_write_contents. */
249 bfd_false, bfd_false,
253 BFD_JUMP_TABLE_GENERIC (_bfd_generic),
254 BFD_JUMP_TABLE_COPY (_bfd_generic),
255 BFD_JUMP_TABLE_CORE (netbsd),
256 BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
257 BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols),
258 BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
259 BFD_JUMP_TABLE_WRITE (_bfd_generic),
260 BFD_JUMP_TABLE_LINK (_bfd_nolink),
261 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
265 (PTR) 0 /* Backend_data. */