1/**************************************************************************
2 *
3 * Copyright 2009 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28#ifndef U_DEBUG_STACK_H_
29#define U_DEBUG_STACK_H_
30
31
32/**
33 * @file
34 * Stack backtracing.
35 *
36 * @author Jose Fonseca <jfonseca@vmware.com>
37 */
38
39
40#ifdef	__cplusplus
41extern "C" {
42#endif
43
44
45struct debug_stack_frame
46{
47   const void *function;
48};
49
50
51void
52debug_backtrace_capture(struct debug_stack_frame *backtrace,
53                        unsigned start_frame,
54                        unsigned nr_frames);
55
56void
57debug_backtrace_dump(const struct debug_stack_frame *backtrace,
58                     unsigned nr_frames);
59
60
61#ifdef	__cplusplus
62}
63#endif
64
65#endif /* U_DEBUG_STACK_H_ */
66