2016-05-26 00:46:47 +08:00
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/* Support for 64-bit archives.
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2019-01-01 18:31:27 +08:00
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Copyright (C) 1996-2019 Free Software Foundation, Inc.
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2001-12-06 06:46:21 +08:00
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Ian Lance Taylor, Cygnus Support
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Linker support added by Mark Mitchell, CodeSourcery, LLC.
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<mark@codesourcery.com>
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2006-09-17 02:12:17 +08:00
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This file is part of BFD, the Binary File Descriptor library.
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2001-12-06 06:46:21 +08:00
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2006-09-17 02:12:17 +08:00
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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2007-07-03 22:26:43 +08:00
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the Free Software Foundation; either version 3 of the License, or
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2006-09-17 02:12:17 +08:00
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(at your option) any later version.
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2001-12-06 06:46:21 +08:00
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2006-09-17 02:12:17 +08:00
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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2001-12-06 06:46:21 +08:00
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2006-09-17 02:12:17 +08:00
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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2007-07-03 22:26:43 +08:00
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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2001-12-06 06:46:21 +08:00
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2016-05-26 00:46:47 +08:00
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/* This file supports the 64-bit archives. We use the same format as
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the 64-bit (MIPS) ELF archives. */
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2001-12-06 06:46:21 +08:00
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#include "sysdep.h"
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2007-04-26 22:47:00 +08:00
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#include "bfd.h"
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2001-12-06 06:46:21 +08:00
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#include "libbfd.h"
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#include "aout/ar.h"
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/* Irix 6 defines a 64bit archive map format, so that they can
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have archives more than 4 GB in size. */
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/* Read an Irix 6 armap. */
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2002-11-30 16:39:46 +08:00
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bfd_boolean
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2016-05-26 00:46:47 +08:00
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_bfd_archive_64_bit_slurp_armap (bfd *abfd)
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2001-12-06 06:46:21 +08:00
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{
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struct artdata *ardata = bfd_ardata (abfd);
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char nextname[17];
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bfd_size_type i, parsed_size, nsymz, stringsize, carsym_size, ptrsize;
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struct areltdata *mapdata;
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bfd_byte int_buf[8];
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char *stringbase;
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2014-12-09 20:42:18 +08:00
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char *stringend;
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2001-12-06 06:46:21 +08:00
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bfd_byte *raw_armap = NULL;
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carsym *carsyms;
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bfd_size_type amt;
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ardata->symdefs = NULL;
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/* Get the name of the first element. */
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2003-06-29 18:06:40 +08:00
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i = bfd_bread (nextname, 16, abfd);
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2001-12-06 06:46:21 +08:00
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if (i == 0)
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2002-11-30 16:39:46 +08:00
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return TRUE;
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2001-12-06 06:46:21 +08:00
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if (i != 16)
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2002-11-30 16:39:46 +08:00
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return FALSE;
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2001-12-06 06:46:21 +08:00
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if (bfd_seek (abfd, (file_ptr) - 16, SEEK_CUR) != 0)
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2002-11-30 16:39:46 +08:00
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return FALSE;
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2001-12-06 06:46:21 +08:00
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/* Archives with traditional armaps are still permitted. */
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2006-09-17 02:12:17 +08:00
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if (CONST_STRNEQ (nextname, "/ "))
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2001-12-06 06:46:21 +08:00
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return bfd_slurp_armap (abfd);
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2006-09-17 02:12:17 +08:00
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if (! CONST_STRNEQ (nextname, "/SYM64/ "))
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2001-12-06 06:46:21 +08:00
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{
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2019-09-18 13:37:33 +08:00
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abfd->has_armap = FALSE;
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2002-11-30 16:39:46 +08:00
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return TRUE;
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2001-12-06 06:46:21 +08:00
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}
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mapdata = (struct areltdata *) _bfd_read_ar_hdr (abfd);
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if (mapdata == NULL)
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2002-11-30 16:39:46 +08:00
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return FALSE;
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2001-12-06 06:46:21 +08:00
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parsed_size = mapdata->parsed_size;
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2012-08-20 22:32:31 +08:00
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free (mapdata);
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2001-12-06 06:46:21 +08:00
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2003-06-29 18:06:40 +08:00
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if (bfd_bread (int_buf, 8, abfd) != 8)
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2001-12-06 06:46:21 +08:00
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{
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if (bfd_get_error () != bfd_error_system_call)
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bfd_set_error (bfd_error_malformed_archive);
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2002-11-30 16:39:46 +08:00
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return FALSE;
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2001-12-06 06:46:21 +08:00
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}
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nsymz = bfd_getb64 (int_buf);
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stringsize = parsed_size - 8 * nsymz - 8;
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carsym_size = nsymz * sizeof (carsym);
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ptrsize = 8 * nsymz;
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amt = carsym_size + stringsize + 1;
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2019-08-07 17:23:09 +08:00
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if (/* Catch overflow in stringsize (and ptrsize) expression. */
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nsymz >= (bfd_size_type) -1 / 8
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|| stringsize > parsed_size
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/* Catch overflow in carsym_size expression. */
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|| nsymz > (bfd_size_type) -1 / sizeof (carsym)
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/* Catch overflow in amt expression. */
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|| amt <= carsym_size
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|| amt <= stringsize)
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2014-12-09 20:42:18 +08:00
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{
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bfd_set_error (bfd_error_malformed_archive);
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return FALSE;
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}
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2009-09-10 05:38:59 +08:00
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ardata->symdefs = (struct carsym *) bfd_zalloc (abfd, amt);
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2001-12-06 06:46:21 +08:00
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if (ardata->symdefs == NULL)
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2002-11-30 16:39:46 +08:00
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return FALSE;
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2001-12-06 06:46:21 +08:00
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carsyms = ardata->symdefs;
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stringbase = ((char *) ardata->symdefs) + carsym_size;
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2009-09-10 05:38:59 +08:00
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raw_armap = (bfd_byte *) bfd_alloc (abfd, ptrsize);
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2001-12-06 06:46:21 +08:00
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if (raw_armap == NULL)
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goto release_symdefs;
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if (bfd_bread (raw_armap, ptrsize, abfd) != ptrsize
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|| bfd_bread (stringbase, stringsize, abfd) != stringsize)
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{
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if (bfd_get_error () != bfd_error_system_call)
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bfd_set_error (bfd_error_malformed_archive);
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goto release_raw_armap;
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}
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2019-02-20 05:51:24 +08:00
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stringend = stringbase + stringsize;
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*stringend = 0;
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2001-12-06 06:46:21 +08:00
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for (i = 0; i < nsymz; i++)
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{
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carsyms->file_offset = bfd_getb64 (raw_armap + i * 8);
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carsyms->name = stringbase;
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2019-02-20 05:51:24 +08:00
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stringbase += strlen (stringbase);
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if (stringbase != stringend)
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++stringbase;
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2001-12-06 06:46:21 +08:00
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++carsyms;
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}
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ardata->symdef_count = nsymz;
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ardata->first_file_filepos = bfd_tell (abfd);
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/* Pad to an even boundary if you have to. */
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ardata->first_file_filepos += (ardata->first_file_filepos) % 2;
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2019-09-18 13:37:33 +08:00
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abfd->has_armap = TRUE;
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2001-12-06 06:46:21 +08:00
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bfd_release (abfd, raw_armap);
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2002-11-30 16:39:46 +08:00
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return TRUE;
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2001-12-06 06:46:21 +08:00
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release_raw_armap:
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bfd_release (abfd, raw_armap);
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release_symdefs:
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bfd_release (abfd, ardata->symdefs);
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2002-11-30 16:39:46 +08:00
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return FALSE;
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2001-12-06 06:46:21 +08:00
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}
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/* Write out an Irix 6 armap. The Irix 6 tools are supposed to be
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able to handle ordinary ELF armaps, but at least on Irix 6.2 the
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linker crashes. */
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2002-11-30 16:39:46 +08:00
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bfd_boolean
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2016-05-26 00:46:47 +08:00
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_bfd_archive_64_bit_write_armap (bfd *arch,
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unsigned int elength,
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struct orl *map,
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unsigned int symbol_count,
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int stridx)
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2001-12-06 06:46:21 +08:00
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{
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unsigned int ranlibsize = (symbol_count * 8) + 8;
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unsigned int stringsize = stridx;
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unsigned int mapsize = stringsize + ranlibsize;
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file_ptr archive_member_file_ptr;
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bfd *current = arch->archive_head;
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unsigned int count;
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struct ar_hdr hdr;
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int padding;
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bfd_byte buf[8];
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padding = BFD_ALIGN (mapsize, 8) - mapsize;
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mapsize += padding;
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/* work out where the first object file will go in the archive */
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archive_member_file_ptr = (mapsize
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+ elength
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+ sizeof (struct ar_hdr)
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+ SARMAG);
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|
2005-03-12 00:37:17 +08:00
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memset (&hdr, ' ', sizeof (struct ar_hdr));
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memcpy (hdr.ar_name, "/SYM64/", strlen ("/SYM64/"));
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2012-01-20 22:42:57 +08:00
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if (!_bfd_ar_sizepad (hdr.ar_size, sizeof (hdr.ar_size), mapsize))
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return FALSE;
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2005-03-12 00:37:17 +08:00
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_bfd_ar_spacepad (hdr.ar_date, sizeof (hdr.ar_date), "%ld",
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BFD whitespace fixes
Binutils is supposed to use tabs. In my git config I have
whitespace = indent-with-non-tab,space-before-tab,trailing-space
and I got annoyed enough seeing red in "git diff" output to fix
the problems.
* doc/header.sed: Trim trailing space when splitting lines.
* aix386-core.c, * aout-adobe.c, * aout-arm.c, * aout-cris.c,
* aout-ns32k.c, * aout-target.h, * aout-tic30.c, * aoutf1.h, * aoutx.h,
* arc-got.h, * arc-plt.def, * arc-plt.h, * archive.c, * archive64.c,
* archures.c, * armnetbsd.c, * bfd-in.h, * bfd.c, * bfdio.c, * binary.c,
* bout.c, * cache.c, * cisco-core.c, * coff-alpha.c, * coff-apollo.c,
* coff-arm.c, * coff-h8300.c, * coff-i386.c, * coff-i860.c,
* coff-i960.c, * coff-m68k.c, * coff-m88k.c, * coff-mcore.c,
* coff-mips.c, * coff-ppc.c, * coff-rs6000.c, * coff-sh.c,
* coff-stgo32.c, * coff-tic4x.c, * coff-tic54x.c, * coff-tic80.c,
* coff-we32k.c, * coff-x86_64.c, * coff-z80.c, * coff-z8k.c,
* coff64-rs6000.c, * coffcode.h, * coffgen.c, * cofflink.c,
* coffswap.h, * compress.c, * corefile.c, * cpu-alpha.c, * cpu-arm.c,
* cpu-avr.c, * cpu-bfin.c, * cpu-cr16.c, * cpu-cr16c.c, * cpu-crx.c,
* cpu-d10v.c, * cpu-frv.c, * cpu-ft32.c, * cpu-i370.c, * cpu-i960.c,
* cpu-ia64-opc.c, * cpu-ip2k.c, * cpu-lm32.c, * cpu-m32r.c,
* cpu-mcore.c, * cpu-microblaze.c, * cpu-mips.c, * cpu-moxie.c,
* cpu-mt.c, * cpu-nios2.c, * cpu-ns32k.c, * cpu-or1k.c, * cpu-powerpc.c,
* cpu-pru.c, * cpu-sh.c, * cpu-spu.c, * cpu-v850.c, * cpu-v850_rh850.c,
* cpu-xgate.c, * cpu-z80.c, * dwarf1.c, * dwarf2.c, * ecoff.c,
* ecofflink.c, * ecoffswap.h, * elf-bfd.h, * elf-eh-frame.c,
* elf-hppa.h, * elf-m10200.c, * elf-m10300.c, * elf-s390-common.c,
* elf-strtab.c, * elf-vxworks.c, * elf.c, * elf32-am33lin.c,
* elf32-arc.c, * elf32-arm.c, * elf32-avr.c, * elf32-avr.h,
* elf32-bfin.c, * elf32-cr16.c, * elf32-cr16c.c, * elf32-cris.c,
* elf32-crx.c, * elf32-d10v.c, * elf32-d30v.c, * elf32-dlx.c,
* elf32-epiphany.c, * elf32-fr30.c, * elf32-frv.c, * elf32-ft32.c,
* elf32-h8300.c, * elf32-hppa.c, * elf32-i386.c, * elf32-i860.c,
* elf32-i960.c, * elf32-ip2k.c, * elf32-lm32.c, * elf32-m32c.c,
* elf32-m32r.c, * elf32-m68hc11.c, * elf32-m68hc12.c, * elf32-m68hc1x.c,
* elf32-m68hc1x.h, * elf32-m68k.c, * elf32-m88k.c, * elf32-mcore.c,
* elf32-mep.c, * elf32-metag.c, * elf32-microblaze.c, * elf32-mips.c,
* elf32-moxie.c, * elf32-msp430.c, * elf32-mt.c, * elf32-nds32.c,
* elf32-nds32.h, * elf32-nios2.c, * elf32-or1k.c, * elf32-pj.c,
* elf32-ppc.c, * elf32-ppc.h, * elf32-pru.c, * elf32-rl78.c,
* elf32-rx.c, * elf32-s390.c, * elf32-score.c, * elf32-score.h,
* elf32-score7.c, * elf32-sh-symbian.c, * elf32-sh.c, * elf32-sh64.c,
* elf32-sparc.c, * elf32-spu.c, * elf32-tic6x.c, * elf32-tilegx.c,
* elf32-tilegx.h, * elf32-tilepro.c, * elf32-tilepro.h, * elf32-v850.c,
* elf32-vax.c, * elf32-wasm32.c, * elf32-xc16x.c, * elf32-xgate.c,
* elf32-xgate.h, * elf32-xstormy16.c, * elf32-xtensa.c, * elf64-alpha.c,
* elf64-hppa.c, * elf64-ia64-vms.c, * elf64-mips.c, * elf64-mmix.c,
* elf64-ppc.c, * elf64-s390.c, * elf64-sh64.c, * elf64-sparc.c,
* elf64-tilegx.c, * elf64-tilegx.h, * elf64-x86-64.c, * elfcore.h,
* elflink.c, * elfn32-mips.c, * elfnn-aarch64.c, * elfnn-ia64.c,
* elfnn-riscv.c, * elfxx-aarch64.c, * elfxx-aarch64.h, * elfxx-ia64.c,
* elfxx-ia64.h, * elfxx-mips.c, * elfxx-riscv.c, * elfxx-sparc.c,
* elfxx-tilegx.c, * elfxx-x86.c, * elfxx-x86.h, * freebsd.h, * hash.c,
* host-aout.c, * hp300hpux.c, * hppabsd-core.c, * hpux-core.c,
* i386aout.c, * i386linux.c, * i386lynx.c, * i386mach3.c, * i386msdos.c,
* i386netbsd.c, * ieee.c, * ihex.c, * irix-core.c, * libaout.h,
* libbfd-in.h, * libbfd.c, * libcoff-in.h, * libnlm.h, * libpei.h,
* libxcoff.h, * linker.c, * lynx-core.c, * m68k4knetbsd.c,
* m68klinux.c, * m68knetbsd.c, * m88kmach3.c, * mach-o-aarch64.c,
* mach-o-arm.c, * mach-o-i386.c, * mach-o-target.c, * mach-o-x86-64.c,
* mach-o.c, * mach-o.h, * merge.c, * mipsbsd.c, * mmo.c, * netbsd.h,
* netbsd-core.c, * newsos3.c, * nlm-target.h, * nlm32-ppc.c,
* nlm32-sparc.c, * nlmcode.h, * ns32k.h, * ns32knetbsd.c, * oasys.c,
* opncls.c, * pc532-mach.c, * pdp11.c, * pe-arm.c, * pe-i386.c,
* pe-mcore.c, * pe-mips.c, * pe-x86_64.c, * peXXigen.c, * pef.c,
* pef.h, * pei-arm.c, * pei-i386.c, * pei-mcore.c, * pei-x86_64.c,
* peicode.h, * plugin.c, * ppcboot.c, * ptrace-core.c, * reloc.c,
* riscix.c, * rs6000-core.c, * section.c, * som.c, * som.h,
* sparclinux.c, * sparcnetbsd.c, * srec.c, * stabs.c, * sunos.c,
* syms.c, * targets.c, * tekhex.c, * trad-core.c, * vax1knetbsd.c,
* vaxnetbsd.c, * verilog.c, * versados.c, * vms-alpha.c, * vms-lib.c,
* vms-misc.c, * wasm-module.c, * wasm-module.h, * xcofflink.c,
* xsym.c, * xsym.h: Whitespace fixes.
* bfd-in2.h, * libbfd.h, * libcoff.h: Regenerate.
2017-12-06 06:56:00 +08:00
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time (NULL));
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2001-12-06 06:46:21 +08:00
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/* This, at least, is what Intel coff sets the values to.: */
|
2005-03-12 00:37:17 +08:00
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_bfd_ar_spacepad (hdr.ar_uid, sizeof (hdr.ar_uid), "%ld", 0);
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_bfd_ar_spacepad (hdr.ar_gid, sizeof (hdr.ar_gid), "%ld", 0);
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|
|
_bfd_ar_spacepad (hdr.ar_mode, sizeof (hdr.ar_mode), "%-7lo", 0);
|
|
|
|
memcpy (hdr.ar_fmag, ARFMAG, 2);
|
2001-12-06 06:46:21 +08:00
|
|
|
|
|
|
|
/* Write the ar header for this item and the number of symbols */
|
|
|
|
|
2003-06-29 18:06:40 +08:00
|
|
|
if (bfd_bwrite (&hdr, sizeof (struct ar_hdr), arch)
|
2001-12-06 06:46:21 +08:00
|
|
|
!= sizeof (struct ar_hdr))
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
2001-12-06 06:46:21 +08:00
|
|
|
|
|
|
|
bfd_putb64 ((bfd_vma) symbol_count, buf);
|
2003-06-29 18:06:40 +08:00
|
|
|
if (bfd_bwrite (buf, 8, arch) != 8)
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
2001-12-06 06:46:21 +08:00
|
|
|
|
|
|
|
/* Two passes, first write the file offsets for each symbol -
|
|
|
|
remembering that each offset is on a two byte boundary. */
|
|
|
|
|
|
|
|
/* Write out the file offset for the file associated with each
|
|
|
|
symbol, and remember to keep the offsets padded out. */
|
|
|
|
count = 0;
|
2010-06-23 18:21:16 +08:00
|
|
|
for (current = arch->archive_head;
|
|
|
|
current != NULL && count < symbol_count;
|
|
|
|
current = current->archive_next)
|
2001-12-06 06:46:21 +08:00
|
|
|
{
|
|
|
|
/* For each symbol which is used defined in this object, write out
|
2013-03-04 17:21:43 +08:00
|
|
|
the object file's address in the archive. */
|
2001-12-06 06:46:21 +08:00
|
|
|
|
2010-06-23 18:21:16 +08:00
|
|
|
for (;
|
|
|
|
count < symbol_count && map[count].u.abfd == current;
|
|
|
|
count++)
|
2001-12-06 06:46:21 +08:00
|
|
|
{
|
|
|
|
bfd_putb64 ((bfd_vma) archive_member_file_ptr, buf);
|
2003-06-29 18:06:40 +08:00
|
|
|
if (bfd_bwrite (buf, 8, arch) != 8)
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
2001-12-06 06:46:21 +08:00
|
|
|
}
|
2013-03-04 17:21:43 +08:00
|
|
|
|
2001-12-06 06:46:21 +08:00
|
|
|
/* Add size of this archive entry */
|
2013-03-04 17:21:43 +08:00
|
|
|
archive_member_file_ptr += sizeof (struct ar_hdr);
|
|
|
|
if (! bfd_is_thin_archive (arch))
|
|
|
|
archive_member_file_ptr += arelt_size (current);
|
2001-12-06 06:46:21 +08:00
|
|
|
/* remember about the even alignment */
|
|
|
|
archive_member_file_ptr += archive_member_file_ptr % 2;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* now write the strings themselves */
|
|
|
|
for (count = 0; count < symbol_count; count++)
|
|
|
|
{
|
|
|
|
size_t len = strlen (*map[count].name) + 1;
|
|
|
|
|
2003-06-29 18:06:40 +08:00
|
|
|
if (bfd_bwrite (*map[count].name, len, arch) != len)
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
2001-12-06 06:46:21 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/* The spec says that this should be padded to an 8 byte boundary.
|
|
|
|
However, the Irix 6.2 tools do not appear to do this. */
|
|
|
|
while (padding != 0)
|
|
|
|
{
|
2003-06-29 18:06:40 +08:00
|
|
|
if (bfd_bwrite ("", 1, arch) != 1)
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
2001-12-06 06:46:21 +08:00
|
|
|
--padding;
|
|
|
|
}
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
return TRUE;
|
2001-12-06 06:46:21 +08:00
|
|
|
}
|