| /* Return offset in archive for current file ELF. |
| Copyright (C) 2005, 2008, 2015 Red Hat, Inc. |
| This file is part of elfutils. |
| Contributed by Ulrich Drepper <drepper@redhat.com>, 2005. |
| |
| This file is free software; you can redistribute it and/or modify |
| it under the terms of either |
| |
| * the GNU Lesser General Public License as published by the Free |
| Software Foundation; either version 3 of the License, or (at |
| your option) any later version |
| |
| or |
| |
| * the GNU General Public License as published by the Free |
| Software Foundation; either version 2 of the License, or (at |
| your option) any later version |
| |
| or both in parallel, as here. |
| |
| elfutils is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received copies of the GNU General Public License and |
| the GNU Lesser General Public License along with this program. If |
| not, see <http://www.gnu.org/licenses/>. */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include <assert.h> |
| #include <libelf.h> |
| #include <stddef.h> |
| |
| #include "libelfP.h" |
| |
| |
| off_t |
| elf_getaroff (Elf *elf) |
| { |
| /* Be gratious, the specs demand it. */ |
| if (elf == NULL || elf->parent == NULL) |
| return ELF_C_NULL; |
| |
| /* We can be sure the parent is an archive. */ |
| Elf *parent = elf->parent; |
| assert (parent->kind == ELF_K_AR); |
| |
| return elf->start_offset - sizeof (struct ar_hdr) - parent->start_offset; |
| } |