xref: /illumos-gate/usr/src/lib/libdwarf/common/dwarf_arange.h (revision 6ccda740e007c01cb5d1436fe337851ff8c5d422)
1 /*
2 
3   Copyright (C) 2000 Silicon Graphics, Inc.  All Rights Reserved.
4   Portions Copyright (C) 2010 David Anderson. All Rights Reserved.
5 
6   This program is free software; you can redistribute it and/or modify it
7   under the terms of version 2.1 of the GNU Lesser General Public License
8   as published by the Free Software Foundation.
9 
10   This program is distributed in the hope that it would be useful, but
11   WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 
14   Further, this software is distributed without any warranty that it is
15   free of the rightful claim of any third person regarding infringement
16   or the like.  Any license provided herein, whether implied or
17   otherwise, applies only to this software file.  Patent licenses, if
18   any, provided herein do not apply to combinations of this program with
19   other software, or any other product whatsoever.
20 
21   You should have received a copy of the GNU Lesser General Public
22   License along with this program; if not, write the Free Software
23   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,
24   USA.
25 
26   Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,
27   Mountain View, CA 94043, or:
28 
29   http://www.sgi.com
30 
31   For further information regarding this notice, see:
32 
33   http://oss.sgi.com/projects/GenInfo/NoticeExplan
34 
35 */
36 
37 
38 
39 /* This structure is used to read an arange into. */
40 struct Dwarf_Arange_s {
41 
42     /* The segment selector. Only non-zero if Dwarf4, only
43        meaningful if ar_segment_selector_size non-zero   */
44     Dwarf_Unsigned ar_segment_selector;
45 
46     /* Starting address of the arange, ie low-pc. */
47     Dwarf_Addr ar_address;
48 
49     /* Length of the arange. */
50     Dwarf_Unsigned ar_length;
51 
52 
53     /*
54        Offset into .debug_info of the start of the compilation-unit
55        containing this set of aranges. */
56     Dwarf_Off ar_info_offset;
57 
58     /* Corresponding Dwarf_Debug. */
59     Dwarf_Debug ar_dbg;
60 
61     Dwarf_Half ar_segment_selector_size;
62 };
63 
64 
65 
66 int
67   _dwarf_get_aranges_addr_offsets(Dwarf_Debug dbg,
68 				  Dwarf_Addr ** addrs,
69 				  Dwarf_Off ** offsets,
70 				  Dwarf_Signed * count,
71 				  Dwarf_Error * error);
72