Roland McGrath | 3c84db3 | 2009-06-24 17:41:40 -0700 | [diff] [blame] | 1 | /* Find EH CFI for a module in libdwfl. |
Roland McGrath | 1743d7f | 2010-11-12 16:46:47 -0800 | [diff] [blame] | 2 | Copyright (C) 2009-2010 Red Hat, Inc. |
Mark Wielaard | de2ed97 | 2012-06-05 17:15:16 +0200 | [diff] [blame] | 3 | This file is part of elfutils. |
Roland McGrath | 3c84db3 | 2009-06-24 17:41:40 -0700 | [diff] [blame] | 4 | |
Mark Wielaard | de2ed97 | 2012-06-05 17:15:16 +0200 | [diff] [blame] | 5 | This file is free software; you can redistribute it and/or modify |
| 6 | it under the terms of either |
Roland McGrath | 3c84db3 | 2009-06-24 17:41:40 -0700 | [diff] [blame] | 7 | |
Mark Wielaard | de2ed97 | 2012-06-05 17:15:16 +0200 | [diff] [blame] | 8 | * the GNU Lesser General Public License as published by the Free |
| 9 | Software Foundation; either version 3 of the License, or (at |
| 10 | your option) any later version |
| 11 | |
| 12 | or |
| 13 | |
| 14 | * the GNU General Public License as published by the Free |
| 15 | Software Foundation; either version 2 of the License, or (at |
| 16 | your option) any later version |
| 17 | |
| 18 | or both in parallel, as here. |
| 19 | |
| 20 | elfutils is distributed in the hope that it will be useful, but |
Roland McGrath | 3c84db3 | 2009-06-24 17:41:40 -0700 | [diff] [blame] | 21 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 23 | General Public License for more details. |
| 24 | |
Mark Wielaard | de2ed97 | 2012-06-05 17:15:16 +0200 | [diff] [blame] | 25 | You should have received copies of the GNU General Public License and |
| 26 | the GNU Lesser General Public License along with this program. If |
| 27 | not, see <http://www.gnu.org/licenses/>. */ |
Roland McGrath | 3c84db3 | 2009-06-24 17:41:40 -0700 | [diff] [blame] | 28 | |
| 29 | #include "libdwflP.h" |
| 30 | #include "../libdw/cfi.h" |
| 31 | |
| 32 | Dwarf_CFI * |
| 33 | dwfl_module_eh_cfi (mod, bias) |
| 34 | Dwfl_Module *mod; |
| 35 | Dwarf_Addr *bias; |
| 36 | { |
| 37 | if (mod == NULL) |
| 38 | return NULL; |
| 39 | |
| 40 | if (mod->eh_cfi != NULL) |
Mark Wielaard | eacdcf3 | 2010-02-02 15:45:24 +0100 | [diff] [blame] | 41 | { |
Roland McGrath | 1743d7f | 2010-11-12 16:46:47 -0800 | [diff] [blame] | 42 | *bias = dwfl_adjusted_address (mod, 0); |
Mark Wielaard | eacdcf3 | 2010-02-02 15:45:24 +0100 | [diff] [blame] | 43 | return mod->eh_cfi; |
| 44 | } |
Roland McGrath | 3c84db3 | 2009-06-24 17:41:40 -0700 | [diff] [blame] | 45 | |
| 46 | __libdwfl_getelf (mod); |
| 47 | if (mod->elferr != DWFL_E_NOERROR) |
| 48 | { |
| 49 | __libdwfl_seterrno (mod->elferr); |
| 50 | return NULL; |
| 51 | } |
| 52 | |
Roland McGrath | 1743d7f | 2010-11-12 16:46:47 -0800 | [diff] [blame] | 53 | *bias = dwfl_adjusted_address (mod, 0); |
Roland McGrath | 3c84db3 | 2009-06-24 17:41:40 -0700 | [diff] [blame] | 54 | return __libdwfl_set_cfi (mod, &mod->eh_cfi, |
| 55 | INTUSE(dwarf_getcfi_elf) (mod->main.elf)); |
| 56 | } |
| 57 | INTDEF (dwfl_module_eh_cfi) |