1 /*
2  * Copyright (C) 2016 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 ART_RUNTIME_NATIVE_STACK_DUMP_H_
18 #define ART_RUNTIME_NATIVE_STACK_DUMP_H_
19 
20 #include <unistd.h>
21 
22 #include <iosfwd>
23 
24 #include "base/macros.h"
25 
26 class BacktraceMap;
27 
28 namespace art {
29 
30 class ArtMethod;
31 
32 // Dumps the native stack for thread 'tid' to 'os'.
33 void DumpNativeStack(std::ostream& os,
34                      pid_t tid,
35                      BacktraceMap* map = nullptr,
36                      const char* prefix = "",
37                      ArtMethod* current_method = nullptr,
38                      void* ucontext = nullptr)
39     NO_THREAD_SAFETY_ANALYSIS;
40 
41 // Dumps the kernel stack for thread 'tid' to 'os'. Note that this is only available on linux-x86.
42 void DumpKernelStack(std::ostream& os,
43                      pid_t tid,
44                      const char* prefix = "",
45                      bool include_count = true);
46 
47 }  // namespace art
48 
49 #endif  // ART_RUNTIME_NATIVE_STACK_DUMP_H_
50