1 /* Find line information for address.
2 Copyright (C) 2004 Red Hat, Inc.
3 Written by Ulrich Drepper <drepper@redhat.com>, 2004.
4
5 This program is Open Source software; you can redistribute it and/or
6 modify it under the terms of the Open Software License version 1.0 as
7 published by the Open Source Initiative.
8
9 You should have received a copy of the Open Software License along
10 with this program; if not, you may obtain a copy of the Open Software
11 License version 1.0 from http://www.opensource.org/licenses/osl.php or
12 by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
13 3001 King Ranch Road, Ukiah, CA 95482. */
14
15 #ifdef HAVE_CONFIG_H
16 # include <config.h>
17 #endif
18
19 #include "libdwP.h"
20
21
22 Dwarf_Line *
dwarf_getsrc_die(Dwarf_Die * cudie,Dwarf_Addr addr)23 dwarf_getsrc_die (Dwarf_Die *cudie, Dwarf_Addr addr)
24 {
25 Dwarf_Lines *lines;
26 size_t nlines;
27
28 if (dwarf_getsrclines (cudie, &lines, &nlines) != 0)
29 return NULL;
30
31 if (addr >= lines->info[0].addr )
32 for (size_t n = 1; n < nlines; ++n)
33 if (addr < lines->info[n].addr)
34 return &lines->info[n - 1];
35
36 __libdw_seterrno (DWARF_E_ADDR_OUTOFRANGE);
37 return NULL;
38 }
39