49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe/*
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe Copyright (C) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe Portions Copyright (C) 2009-2010 David Anderson. All Rights Reserved.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe This program is free software; you can redistribute it and/or modify it
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe under the terms of version 2.1 of the GNU Lesser General Public License
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe as published by the Free Software Foundation.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe This program is distributed in the hope that it would be useful, but
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe WITHOUT ANY WARRANTY; without even the implied warranty of
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe Further, this software is distributed without any warranty that it is
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe free of the rightful claim of any third person regarding infringement
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe or the like. Any license provided herein, whether implied or
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe otherwise, applies only to this software file. Patent licenses, if
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe any, provided herein do not apply to combinations of this program with
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe other software, or any other product whatsoever.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe You should have received a copy of the GNU Lesser General Public
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe License along with this program; if not, write the Free Software
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe USA.
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe Contact information: Silicon Graphics, Inc., 1500 Crittenden Lane,
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe Mountain View, CA 94043, or:
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe http://www.sgi.com
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe For further information regarding this notice, see:
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe http://oss.sgi.com/projects/GenInfo/NoticeExplan
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe*/
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include "config.h"
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe#include "dwarf_incl.h"
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Loweint
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowedwarf_get_str(Dwarf_Debug dbg,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe Dwarf_Off offset,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe char **string,
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe Dwarf_Signed * returned_str_len, Dwarf_Error * error)
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe{
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe int res = DW_DLV_ERROR;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe if (dbg == NULL) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe _dwarf_error(NULL, error, DW_DLE_DBG_NULL);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe return (DW_DLV_ERROR);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe if (offset == dbg->de_debug_str.dss_size) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe /* Normal (if we've iterated thru the set of strings using
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe dwarf_get_str and are at the end). */
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe return DW_DLV_NO_ENTRY;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe }
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe if (offset > dbg->de_debug_str.dss_size) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe _dwarf_error(dbg, error, DW_DLE_DEBUG_STR_OFFSET_BAD);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe return (DW_DLV_ERROR);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe if (string == NULL) {
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe _dwarf_error(dbg, error, DW_DLE_STRING_PTR_NULL);
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe return (DW_DLV_ERROR);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe res = _dwarf_load_section(dbg, &dbg->de_debug_str,error);
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe if (res != DW_DLV_OK) {
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe return res;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe }
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
07dc1947c362e187fb955d283b692f8769dd5defRichard Lowe *string = (char *) dbg->de_debug_str.dss_data + offset;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe *returned_str_len = (strlen(*string));
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe return DW_DLV_OK;
49d3bc91e27cd871b950d56c01398fa2f2e12ab4Richard Lowe}