/*

  Copyright (C) 2000,2002,2004 Silicon Graphics, Inc.  All Rights Reserved.

  This program is free software; you can redistribute it and/or modify it

  under the terms of version 2.1 of the GNU Lesser General Public License 

  as published by the Free Software Foundation.

  This program is distributed in the hope that it would be useful, but

  WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  

  Further, this software is distributed without any warranty that it is

  free of the rightful claim of any third person regarding infringement 

  or the like.  Any license provided herein, whether implied or 

  otherwise, applies only to this software file.  Patent licenses, if

  any, provided herein do not apply to combinations of this program with 

  other software, or any other product whatsoever.  

  You should have received a copy of the GNU Lesser General Public 

  License along with this program; if not, write the Free Software 

  Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,

  USA.

  Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,

  Mountain View, CA 94043, or:

  http://www.sgi.com

  For further information regarding this notice, see:

  http://oss.sgi.com/projects/GenInfo/NoticeExplan

*/

#include "config.h"

#include "dwarf_incl.h"

int

dwarf_get_str(Dwarf_Debug dbg,

	      Dwarf_Off offset,

	      char **string,

	      Dwarf_Signed * returned_str_len, Dwarf_Error * error)

{

    int res;

    if (dbg == NULL) {

	_dwarf_error(NULL, error, DW_DLE_DBG_NULL);

	return (DW_DLV_ERROR);

    }

    if (offset == dbg->de_debug_str_size) {

	/* Normal (if we've iterated thru the set of strings using

	   dwarf_get_str and are at the end). */

	return DW_DLV_NO_ENTRY;

    }

    if (offset > dbg->de_debug_str_size) {

	_dwarf_error(dbg, error, DW_DLE_DEBUG_STR_OFFSET_BAD);

	return (DW_DLV_ERROR);

    }

    if (string == NULL) {

	_dwarf_error(dbg, error, DW_DLE_STRING_PTR_NULL);

	return (DW_DLV_ERROR);

    }

    res =

	_dwarf_load_section(dbg,

			    dbg->de_debug_str_index,

			    &dbg->de_debug_str, error);

    if (res != DW_DLV_OK) {

	return res;

    }

    *string = (char *) dbg->de_debug_str + offset;

    *returned_str_len = (strlen(*string));

    return DW_DLV_OK;

}