view usr/src/tools/ctf/dwarf/common/dwarf_vars.c @ 13386:2e5a34cc8a49

1057 should correctly integrate libdwarf sources Reviewed by: Gordon Ross <gwr@nexenta.com> Reviewed by: Garrett D'Amore <garrett@nexenta.com> Approved by: Eric Schrock <eric.schrock@delphix.com>
author Richard Lowe <richlowe@richlowe.net>
date Wed, 08 Jun 2011 17:36:48 -0400
parents
children eab0c2354e82
line wrap: on
line source

/*

  Copyright (C) 2000, 2002 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., 59 Temple Place - Suite 330, Boston MA 02111-1307, 
  USA.

  Contact information:  Silicon Graphics, Inc., 1600 Amphitheatre Pky,
  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"
#include <stdio.h>
#include "dwarf_vars.h"
#include "dwarf_global.h"

int
dwarf_get_vars(Dwarf_Debug dbg,
	       Dwarf_Var ** vars,
	       Dwarf_Signed * ret_var_count, Dwarf_Error * error)
{
    int res;

    res =
       _dwarf_load_section(dbg,
		           dbg->de_debug_varnames_index,
			   &dbg->de_debug_varnames,
		           error);
    if (res != DW_DLV_OK) {
	return res;
    }

    return _dwarf_internal_get_pubnames_like_data(dbg, dbg->de_debug_varnames, dbg->de_debug_varnames_size, (Dwarf_Global **) vars,	/* type 
																	   punning,
																	   Dwarf_Type 
																	   is never
																	   a
																	   completed 
																	   type */
						  ret_var_count,
						  error,
						  DW_DLA_VAR_CONTEXT,
						  DW_DLE_DEBUG_VARNAMES_LENGTH_BAD,
						  DW_DLE_DEBUG_VARNAMES_VERSION_ERROR);
}


int
dwarf_varname(Dwarf_Var var_in, char **ret_varname, Dwarf_Error * error)
{
    Dwarf_Global var = (Dwarf_Global) var_in;

    if (var == NULL) {
	_dwarf_error(NULL, error, DW_DLE_VAR_NULL);
	return (DW_DLV_ERROR);
    }

    *ret_varname = (char *) (var->gl_name);
    return DW_DLV_OK;
}


int
dwarf_var_die_offset(Dwarf_Var var_in,
		     Dwarf_Off * returned_offset, Dwarf_Error * error)
{
    Dwarf_Global var = (Dwarf_Global) var_in;

    return dwarf_global_die_offset(var, returned_offset, error);

}


int
dwarf_var_cu_offset(Dwarf_Var var_in,
		    Dwarf_Off * returned_offset, Dwarf_Error * error)
{
    Dwarf_Global var = (Dwarf_Global) var_in;

    return dwarf_global_cu_offset(var, returned_offset, error);
}


int
dwarf_var_name_offsets(Dwarf_Var var_in,
		       char **returned_name,
		       Dwarf_Off * die_offset,
		       Dwarf_Off * cu_offset, Dwarf_Error * error)
{
    Dwarf_Global var = (Dwarf_Global) var_in;

    return
	dwarf_global_name_offsets(var,
				  returned_name, die_offset, cu_offset,
				  error);
}