1*f3e7f55eSRobert Mustacchi /*
2*f3e7f55eSRobert Mustacchi
3*f3e7f55eSRobert Mustacchi Copyright (C) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
4*f3e7f55eSRobert Mustacchi Portions Copyright (C) 2009-2010 David Anderson. All Rights Reserved.
5*f3e7f55eSRobert Mustacchi
6*f3e7f55eSRobert Mustacchi This program is free software; you can redistribute it and/or modify it
7*f3e7f55eSRobert Mustacchi under the terms of version 2.1 of the GNU Lesser General Public License
8*f3e7f55eSRobert Mustacchi as published by the Free Software Foundation.
9*f3e7f55eSRobert Mustacchi
10*f3e7f55eSRobert Mustacchi This program is distributed in the hope that it would be useful, but
11*f3e7f55eSRobert Mustacchi WITHOUT ANY WARRANTY; without even the implied warranty of
12*f3e7f55eSRobert Mustacchi MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13*f3e7f55eSRobert Mustacchi
14*f3e7f55eSRobert Mustacchi Further, this software is distributed without any warranty that it is
15*f3e7f55eSRobert Mustacchi free of the rightful claim of any third person regarding infringement
16*f3e7f55eSRobert Mustacchi or the like. Any license provided herein, whether implied or
17*f3e7f55eSRobert Mustacchi otherwise, applies only to this software file. Patent licenses, if
18*f3e7f55eSRobert Mustacchi any, provided herein do not apply to combinations of this program with
19*f3e7f55eSRobert Mustacchi other software, or any other product whatsoever.
20*f3e7f55eSRobert Mustacchi
21*f3e7f55eSRobert Mustacchi You should have received a copy of the GNU Lesser General Public
22*f3e7f55eSRobert Mustacchi License along with this program; if not, write the Free Software
23*f3e7f55eSRobert Mustacchi Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,
24*f3e7f55eSRobert Mustacchi USA.
25*f3e7f55eSRobert Mustacchi
26*f3e7f55eSRobert Mustacchi Contact information: Silicon Graphics, Inc., 1500 Crittenden Lane,
27*f3e7f55eSRobert Mustacchi Mountain View, CA 94043, or:
28*f3e7f55eSRobert Mustacchi
29*f3e7f55eSRobert Mustacchi http://www.sgi.com
30*f3e7f55eSRobert Mustacchi
31*f3e7f55eSRobert Mustacchi For further information regarding this notice, see:
32*f3e7f55eSRobert Mustacchi
33*f3e7f55eSRobert Mustacchi http://oss.sgi.com/projects/GenInfo/NoticeExplan
34*f3e7f55eSRobert Mustacchi
35*f3e7f55eSRobert Mustacchi */
36*f3e7f55eSRobert Mustacchi
37*f3e7f55eSRobert Mustacchi
38*f3e7f55eSRobert Mustacchi
39*f3e7f55eSRobert Mustacchi #include "config.h"
40*f3e7f55eSRobert Mustacchi #include "dwarf_incl.h"
41*f3e7f55eSRobert Mustacchi
42*f3e7f55eSRobert Mustacchi int
dwarf_get_str(Dwarf_Debug dbg,Dwarf_Off offset,char ** string,Dwarf_Signed * returned_str_len,Dwarf_Error * error)43*f3e7f55eSRobert Mustacchi dwarf_get_str(Dwarf_Debug dbg,
44*f3e7f55eSRobert Mustacchi Dwarf_Off offset,
45*f3e7f55eSRobert Mustacchi char **string,
46*f3e7f55eSRobert Mustacchi Dwarf_Signed * returned_str_len, Dwarf_Error * error)
47*f3e7f55eSRobert Mustacchi {
48*f3e7f55eSRobert Mustacchi int res = DW_DLV_ERROR;
49*f3e7f55eSRobert Mustacchi
50*f3e7f55eSRobert Mustacchi if (dbg == NULL) {
51*f3e7f55eSRobert Mustacchi _dwarf_error(NULL, error, DW_DLE_DBG_NULL);
52*f3e7f55eSRobert Mustacchi return (DW_DLV_ERROR);
53*f3e7f55eSRobert Mustacchi }
54*f3e7f55eSRobert Mustacchi
55*f3e7f55eSRobert Mustacchi if (offset == dbg->de_debug_str.dss_size) {
56*f3e7f55eSRobert Mustacchi /* Normal (if we've iterated thru the set of strings using
57*f3e7f55eSRobert Mustacchi dwarf_get_str and are at the end). */
58*f3e7f55eSRobert Mustacchi return DW_DLV_NO_ENTRY;
59*f3e7f55eSRobert Mustacchi }
60*f3e7f55eSRobert Mustacchi if (offset > dbg->de_debug_str.dss_size) {
61*f3e7f55eSRobert Mustacchi _dwarf_error(dbg, error, DW_DLE_DEBUG_STR_OFFSET_BAD);
62*f3e7f55eSRobert Mustacchi return (DW_DLV_ERROR);
63*f3e7f55eSRobert Mustacchi }
64*f3e7f55eSRobert Mustacchi
65*f3e7f55eSRobert Mustacchi if (string == NULL) {
66*f3e7f55eSRobert Mustacchi _dwarf_error(dbg, error, DW_DLE_STRING_PTR_NULL);
67*f3e7f55eSRobert Mustacchi return (DW_DLV_ERROR);
68*f3e7f55eSRobert Mustacchi }
69*f3e7f55eSRobert Mustacchi
70*f3e7f55eSRobert Mustacchi res = _dwarf_load_section(dbg, &dbg->de_debug_str,error);
71*f3e7f55eSRobert Mustacchi if (res != DW_DLV_OK) {
72*f3e7f55eSRobert Mustacchi return res;
73*f3e7f55eSRobert Mustacchi }
74*f3e7f55eSRobert Mustacchi
75*f3e7f55eSRobert Mustacchi *string = (char *) dbg->de_debug_str.dss_data + offset;
76*f3e7f55eSRobert Mustacchi
77*f3e7f55eSRobert Mustacchi *returned_str_len = (strlen(*string));
78*f3e7f55eSRobert Mustacchi return DW_DLV_OK;
79*f3e7f55eSRobert Mustacchi }
80