1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/* Backtrace helper functions. */
18
19#ifndef _CORKSCREW_BACKTRACE_HELPER_H
20#define _CORKSCREW_BACKTRACE_HELPER_H
21
22#include <corkscrew/backtrace.h>
23#include <sys/types.h>
24#include <stdbool.h>
25
26#ifdef __cplusplus
27extern "C" {
28#endif
29
30/*
31 * Add a program counter to a backtrace if it will fit.
32 * Returns the newly added frame, or NULL if none.
33 */
34backtrace_frame_t* add_backtrace_entry(uintptr_t pc,
35        backtrace_frame_t* backtrace,
36        size_t ignore_depth, size_t max_depth,
37        size_t* ignored_frames, size_t* returned_frames);
38
39#ifdef __cplusplus
40}
41#endif
42
43#endif // _CORKSCREW_BACKTRACE_HELPER_H
44