freebsd-nq/contrib/elftoolchain/libelf/elf_getarsym.c
Ed Maste 67d97fe724 Update elftoolchain to upstream revision 3179
Some notable changes:
- libdwarf: Fixed DWARF4 line section
- elfcopy: Implement --localize-hidden
- nm: handle object name referenced by DW_AT_specification
- elfcopy: Add --strip-dwo and --extract-dwo options for split DWARF
- readelf: add remaining arm64 dynamic relocation names
- nm: Avoid integer overflow in value comparison

Relnotes:	Yes
Sponsored by:	The FreeBSD Foundation
2015-04-01 01:08:01 +00:00

57 lines
2.0 KiB
C

/*-
* Copyright (c) 2006,2008 Joseph Koshy
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <libelf.h>
#include "_libelf.h"
ELFTC_VCSID("$Id: elf_getarsym.c 3174 2015-03-27 17:13:41Z emaste $");
Elf_Arsym *
elf_getarsym(Elf *ar, size_t *ptr)
{
size_t n;
Elf_Arsym *symtab;
n = 0;
symtab = NULL;
if (ar == NULL || ar->e_kind != ELF_K_AR)
LIBELF_SET_ERROR(ARGUMENT, 0);
else if ((symtab = ar->e_u.e_ar.e_symtab) != NULL)
n = ar->e_u.e_ar.e_symtabsz;
else if (ar->e_u.e_ar.e_rawsymtab)
symtab = (ar->e_flags & LIBELF_F_AR_VARIANT_SVR4) ?
_libelf_ar_process_svr4_symtab(ar, &n) :
_libelf_ar_process_bsd_symtab(ar, &n);
else
LIBELF_SET_ERROR(ARCHIVE, 0);
if (ptr)
*ptr = n;
return (symtab);
}