| /* Enumerate DWARF register numbers and their names. |
| Copyright (C) 2005, 2006 Red Hat, Inc. |
| This file is part of Red Hat elfutils. |
| |
| Red Hat elfutils is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by the |
| Free Software Foundation; version 2 of the License. |
| |
| Red Hat 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 a copy of the GNU General Public License along |
| with Red Hat elfutils; if not, write to the Free Software Foundation, |
| Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. |
| |
| In addition, as a special exception, Red Hat, Inc. gives You the |
| additional right to link the code of Red Hat elfutils with code licensed |
| under any Open Source Initiative certified open source license |
| (http://www.opensource.org/licenses/index.php) which requires the |
| distribution of source code with any binary distribution and to |
| distribute linked combinations of the two. Non-GPL Code permitted under |
| this exception must only link to the code of Red Hat elfutils through |
| those well defined interfaces identified in the file named EXCEPTION |
| found in the source code files (the "Approved Interfaces"). The files |
| of Non-GPL Code may instantiate templates or use macros or inline |
| functions from the Approved Interfaces without causing the resulting |
| work to be covered by the GNU General Public License. Only Red Hat, |
| Inc. may make changes or additions to the list of Approved Interfaces. |
| Red Hat's grant of this exception is conditioned upon your not adding |
| any new exceptions. If you wish to add a new Approved Interface or |
| exception, please contact Red Hat. You must obey the GNU General Public |
| License in all respects for all of the Red Hat elfutils code and other |
| code used in conjunction with Red Hat elfutils except the Non-GPL Code |
| covered by this exception. If you modify this file, you may extend this |
| exception to your version of the file, but you are not obligated to do |
| so. If you do not wish to provide this exception without modification, |
| you must delete this exception statement from your version and license |
| this file solely under the GPL without exception. |
| |
| Red Hat elfutils is an included package of the Open Invention Network. |
| An included package of the Open Invention Network is a package for which |
| Open Invention Network licensees cross-license their patents. No patent |
| license is granted, either expressly or impliedly, by designation as an |
| included package. Should you wish to participate in the Open Invention |
| Network licensing program, please visit www.openinventionnetwork.com |
| <http://www.openinventionnetwork.com>. */ |
| |
| #include "libdwflP.h" |
| |
| |
| int |
| dwfl_module_register_names (mod, func, arg) |
| Dwfl_Module *mod; |
| int (*func) (void *, int regno, const char *setname, |
| const char *prefix, const char *regname, |
| int bits, int type); |
| void *arg; |
| { |
| if (unlikely (mod == NULL)) |
| return -1; |
| |
| if (unlikely (mod->ebl == NULL)) |
| { |
| Dwfl_Error error = __libdwfl_module_getebl (mod); |
| if (error != DWFL_E_NOERROR) |
| { |
| __libdwfl_seterrno (error); |
| return -1; |
| } |
| } |
| |
| int nregs = ebl_register_info (mod->ebl, -1, NULL, 0, |
| NULL, NULL, NULL, NULL); |
| int result = 0; |
| for (int regno = 0; regno < nregs && likely (result == 0); ++regno) |
| { |
| char name[32]; |
| const char *setname = NULL; |
| const char *prefix = NULL; |
| int bits = -1; |
| int type = -1; |
| ssize_t len = ebl_register_info (mod->ebl, regno, name, sizeof name, |
| &prefix, &setname, &bits, &type); |
| if (unlikely (len < 0)) |
| { |
| __libdwfl_seterrno (DWFL_E_LIBEBL); |
| result = -1; |
| break; |
| } |
| if (likely (len > 0)) |
| { |
| assert (len > 1); /* Backend should never yield "". */ |
| result = (*func) (arg, regno, setname, prefix, name, bits, type); |
| } |
| } |
| |
| return result; |
| } |