1 /*
2  * Copyright (C) 2012 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 #ifndef _DEBUGGERD_BACKTRACE_H
18 #define _DEBUGGERD_BACKTRACE_H
19 
20 #include <sys/types.h>
21 #include <sys/ucontext.h>
22 
23 #include <map>
24 #include <string>
25 
26 #include <android-base/unique_fd.h>
27 
28 #include "types.h"
29 #include "utility.h"
30 
31 // Forward delcaration
32 namespace unwindstack {
33 class Unwinder;
34 }
35 
36 // Dumps a backtrace using a format similar to what Dalvik uses so that the result
37 // can be intermixed in a bug report.
38 void dump_backtrace(android::base::unique_fd output_fd, unwindstack::Unwinder* unwinder,
39                     const std::map<pid_t, ThreadInfo>& thread_info, pid_t target_thread);
40 
41 void dump_backtrace_header(int output_fd);
42 void dump_backtrace_thread(int output_fd, unwindstack::Unwinder* unwinder,
43                            const ThreadInfo& thread);
44 void dump_backtrace_footer(int output_fd);
45 
46 #endif // _DEBUGGERD_BACKTRACE_H
47