1 /* BFD back-end for OSF/1 core files.
2 Copyright 1993, 1994, 1995, 1998, 1999, 2001, 2002, 2003, 2004
3 Free Software Foundation, Inc.
5 This file is part of BFD, the Binary File Descriptor library.
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.
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.
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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
21 /* This file can only be compiled on systems which use OSF/1 style
33 /* forward declarations */
35 static asection *make_bfd_asection
36 PARAMS ((bfd *, const char *, flagword, bfd_size_type, bfd_vma, file_ptr));
37 static const bfd_target *osf_core_core_file_p
39 static char *osf_core_core_file_failing_command
41 static int osf_core_core_file_failing_signal
43 #define osf_core_core_file_matches_executable_p generic_core_file_matches_executable_p
44 static void swap_abort
47 /* These are stored in the bfd's tdata */
49 struct osf_core_struct
52 char cmd[MAXCOMLEN + 1];
55 #define core_hdr(bfd) ((bfd)->tdata.osf_core_data)
56 #define core_signal(bfd) (core_hdr(bfd)->sig)
57 #define core_command(bfd) (core_hdr(bfd)->cmd)
60 make_bfd_asection (abfd, name, flags, size, vma, filepos)
70 asect = bfd_make_section_anyway (abfd, name);
77 asect->filepos = filepos;
78 asect->alignment_power = 8;
83 static const bfd_target *
84 osf_core_core_file_p (abfd)
90 struct core_filehdr core_header;
93 amt = sizeof core_header;
94 val = bfd_bread ((PTR) &core_header, amt, abfd);
95 if (val != sizeof core_header)
98 if (strncmp (core_header.magic, "Core", 4) != 0)
101 core_hdr (abfd) = (struct osf_core_struct *)
102 bfd_zalloc (abfd, (bfd_size_type) sizeof (struct osf_core_struct));
103 if (!core_hdr (abfd))
106 strncpy (core_command (abfd), core_header.name, MAXCOMLEN + 1);
107 core_signal (abfd) = core_header.signo;
109 for (i = 0; i < core_header.nscns; i++)
111 struct core_scnhdr core_scnhdr;
114 amt = sizeof core_scnhdr;
115 val = bfd_bread ((PTR) &core_scnhdr, amt, abfd);
116 if (val != sizeof core_scnhdr)
119 /* Skip empty sections. */
120 if (core_scnhdr.size == 0 || core_scnhdr.scnptr == 0)
123 switch (core_scnhdr.scntype)
127 flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
131 flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
135 flags = SEC_HAS_CONTENTS;
138 (*_bfd_error_handler) (_("Unhandled OSF/1 core file section type %d\n"),
139 core_scnhdr.scntype);
143 if (!make_bfd_asection (abfd, secname, flags,
144 (bfd_size_type) core_scnhdr.size,
145 (bfd_vma) core_scnhdr.vaddr,
146 (file_ptr) core_scnhdr.scnptr))
150 /* OK, we believe you. You're a core file (sure, sure). */
155 bfd_release (abfd, core_hdr (abfd));
156 core_hdr (abfd) = NULL;
157 bfd_section_list_clear (abfd);
162 osf_core_core_file_failing_command (abfd)
165 return core_command (abfd);
169 osf_core_core_file_failing_signal (abfd)
172 return core_signal (abfd);
175 /* If somebody calls any byte-swapping routines, shoot them. */
179 abort(); /* This way doesn't require any declaration for ANSI to fuck up */
182 #define NO_GET ((bfd_vma (*) (const void *)) swap_abort)
183 #define NO_PUT ((void (*) (bfd_vma, void *)) swap_abort)
184 #define NO_GETS ((bfd_signed_vma (*) (const void *)) swap_abort)
185 #define NO_GET64 ((bfd_uint64_t (*) (const void *)) swap_abort)
186 #define NO_PUT64 ((void (*) (bfd_uint64_t, void *)) swap_abort)
187 #define NO_GETS64 ((bfd_int64_t (*) (const void *)) swap_abort)
189 const bfd_target osf_core_vec =
192 bfd_target_unknown_flavour,
193 BFD_ENDIAN_LITTLE, /* target byte order */
194 BFD_ENDIAN_LITTLE, /* target headers byte order */
195 (HAS_RELOC | EXEC_P | /* object flags */
196 HAS_LINENO | HAS_DEBUG |
197 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
198 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
199 0, /* symbol prefix */
200 ' ', /* ar_pad_char */
201 16, /* ar_max_namelen */
202 NO_GET64, NO_GETS64, NO_PUT64, /* 64 bit data */
203 NO_GET, NO_GETS, NO_PUT, /* 32 bit data */
204 NO_GET, NO_GETS, NO_PUT, /* 16 bit data */
205 NO_GET64, NO_GETS64, NO_PUT64, /* 64 bit hdrs */
206 NO_GET, NO_GETS, NO_PUT, /* 32 bit hdrs */
207 NO_GET, NO_GETS, NO_PUT, /* 16 bit hdrs */
209 { /* bfd_check_format */
210 _bfd_dummy_target, /* unknown format */
211 _bfd_dummy_target, /* object file */
212 _bfd_dummy_target, /* archive */
213 osf_core_core_file_p /* a core file */
215 { /* bfd_set_format */
216 bfd_false, bfd_false,
219 { /* bfd_write_contents */
220 bfd_false, bfd_false,
224 BFD_JUMP_TABLE_GENERIC (_bfd_generic),
225 BFD_JUMP_TABLE_COPY (_bfd_generic),
226 BFD_JUMP_TABLE_CORE (osf_core),
227 BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
228 BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols),
229 BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
230 BFD_JUMP_TABLE_WRITE (_bfd_generic),
231 BFD_JUMP_TABLE_LINK (_bfd_nolink),
232 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
236 (PTR) 0 /* backend_data */