Line data Source code
1 : /* Get information from a source line record returned by libdwfl.
2 : Copyright (C) 2005-2010, 2015 Red Hat, Inc.
3 : This file is part of elfutils.
4 :
5 : This file is free software; you can redistribute it and/or modify
6 : it under the terms of either
7 :
8 : * the GNU Lesser General Public License as published by the Free
9 : Software Foundation; either version 3 of the License, or (at
10 : your option) any later version
11 :
12 : or
13 :
14 : * the GNU General Public License as published by the Free
15 : Software Foundation; either version 2 of the License, or (at
16 : your option) any later version
17 :
18 : or both in parallel, as here.
19 :
20 : elfutils is distributed in the hope that it will be useful, but
21 : WITHOUT ANY WARRANTY; without even the implied warranty of
22 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
23 : General Public License for more details.
24 :
25 : You should have received copies of the GNU General Public License and
26 : the GNU Lesser General Public License along with this program. If
27 : not, see <http://www.gnu.org/licenses/>. */
28 :
29 : #ifdef HAVE_CONFIG_H
30 : # include <config.h>
31 : #endif
32 :
33 : #include "libdwflP.h"
34 : #include "../libdw/libdwP.h"
35 :
36 : const char *
37 252610 : dwfl_lineinfo (Dwfl_Line *line, Dwarf_Addr *addr, int *linep, int *colp,
38 : Dwarf_Word *mtime, Dwarf_Word *length)
39 : {
40 252610 : if (line == NULL)
41 : return NULL;
42 :
43 252610 : struct dwfl_cu *cu = dwfl_linecu (line);
44 252610 : const Dwarf_Line *info = &cu->die.cu->lines->info[line->idx];
45 :
46 252610 : if (addr != NULL)
47 505200 : *addr = dwfl_adjusted_dwarf_addr (cu->mod, info->addr);
48 252610 : if (linep != NULL)
49 252610 : *linep = info->line;
50 252610 : if (colp != NULL)
51 252610 : *colp = info->column;
52 :
53 252610 : if (unlikely (info->file >= info->files->nfiles))
54 : {
55 0 : __libdwfl_seterrno (DWFL_E (LIBDW, DWARF_E_INVALID_DWARF));
56 0 : return NULL;
57 : }
58 :
59 252610 : struct Dwarf_Fileinfo_s *file = &info->files->info[info->file];
60 252610 : if (mtime != NULL)
61 252445 : *mtime = file->mtime;
62 252610 : if (length != NULL)
63 252445 : *length = file->length;
64 252610 : return file->name;
65 : }
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