/*

  Copyright (C) 2000,2002,2004,2005,2006 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

*/

/* This source file used for SGI-IRIX rqs processing.

   Unused otherwise.

*/

#include "config.h"

#include "dwarf_incl.h"

#include <stdio.h>

#include "dwarf_line.h"

#ifdef HAVE_ALLOCA_H

#include <alloca.h>

#endif

/*

	Return DW_DLV_OK or, if error,

	DW_DLV_ERROR.

	Thru pointers, return 2 arrays and a count

	for rqs.

*/

int

_dwarf_line_address_offsets(Dwarf_Debug dbg,

			    Dwarf_Die die,

			    Dwarf_Addr ** addrs,

			    Dwarf_Off ** offs,

			    Dwarf_Unsigned * returncount,

			    Dwarf_Error * err)

{

    Dwarf_Addr *laddrs;

    Dwarf_Off *loffsets;

    Dwarf_Signed lcount;

    Dwarf_Signed i;

    int res;

    Dwarf_Line *linebuf;

    res = _dwarf_internal_srclines(die, &linebuf, &lcount,	/* addrlist= 

								 */ true,

				   /* linelist= */ false, err);

    if (res != DW_DLV_OK) {

	return res;

    }

    laddrs = (Dwarf_Addr *)

	_dwarf_get_alloc(dbg, DW_DLA_ADDR, lcount);

    if (laddrs == NULL) {

	dwarf_srclines_dealloc(dbg, linebuf, lcount);

	_dwarf_error(dbg, err, DW_DLE_ALLOC_FAIL);

	return (DW_DLV_ERROR);

    }

    loffsets = (Dwarf_Off *)

	_dwarf_get_alloc(dbg, DW_DLA_ADDR, lcount);

    if (loffsets == NULL) {

	dwarf_srclines_dealloc(dbg, linebuf, lcount);

	/* We already allocated what laddrs points at, so we'e better

	   deallocate that space since we are not going to return the

	   pointer to the caller. */

	dwarf_dealloc(dbg, laddrs, DW_DLA_ADDR);

	_dwarf_error(dbg, err, DW_DLE_ALLOC_FAIL);

	return (DW_DLV_ERROR);

    }

    for (i = 0; i < lcount; i++) {

	laddrs[i] = linebuf[i]->li_address;

	loffsets[i] = linebuf[i]->li_addr_line.li_offset;

    }

    dwarf_srclines_dealloc(dbg, linebuf, lcount);

    *returncount = lcount;

    *offs = loffsets;

    *addrs = laddrs;

    return DW_DLV_OK;

}

/*

   It's impossible for callers of dwarf_srclines() to get to and

   free all the resources (in particular, the li_context and its

   lc_file_entries). 

   So this function, new July 2005, does it.  

*/