1/* Copyright (C) 2016 The Android Open Source Project
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3 *
4 * This file implements interfaces from the file jvmti.h. This implementation
5 * is licensed under the same terms as the file jvmti.h.  The
6 * copyright and license information for the file jvmti.h follows.
7 *
8 * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
9 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
10 *
11 * This code is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License version 2 only, as
13 * published by the Free Software Foundation.  Oracle designates this
14 * particular file as subject to the "Classpath" exception as provided
15 * by Oracle in the LICENSE file that accompanied this code.
16 *
17 * This code is distributed in the hope that it will be useful, but WITHOUT
18 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
19 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
20 * version 2 for more details (a copy is included in the LICENSE file that
21 * accompanied this code).
22 *
23 * You should have received a copy of the GNU General Public License version
24 * 2 along with this work; if not, write to the Free Software Foundation,
25 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
26 *
27 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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29 * questions.
30 */
31
32#ifndef ART_RUNTIME_OPENJDKJVMTI_TI_STACK_H_
33#define ART_RUNTIME_OPENJDKJVMTI_TI_STACK_H_
34
35#include "jni.h"
36#include "jvmti.h"
37
38#include "base/mutex.h"
39
40namespace openjdkjvmti {
41
42class StackUtil {
43 public:
44  static jvmtiError GetAllStackTraces(jvmtiEnv* env,
45                                      jint max_frame_count,
46                                      jvmtiStackInfo** stack_info_ptr,
47                                      jint* thread_count_ptr)
48      REQUIRES(!art::Locks::thread_list_lock_);
49
50  static jvmtiError GetFrameCount(jvmtiEnv* env, jthread thread, jint* count_ptr);
51
52  static jvmtiError GetFrameLocation(jvmtiEnv* env,
53                                     jthread thread,
54                                     jint depth,
55                                     jmethodID* method_ptr,
56                                     jlocation* location_ptr);
57
58  static jvmtiError GetStackTrace(jvmtiEnv* env,
59                                  jthread thread,
60                                  jint start_depth,
61                                  jint max_frame_count,
62                                  jvmtiFrameInfo* frame_buffer,
63                                  jint* count_ptr);
64
65  static jvmtiError GetThreadListStackTraces(jvmtiEnv* env,
66                                             jint thread_count,
67                                             const jthread* thread_list,
68                                             jint max_frame_count,
69                                             jvmtiStackInfo** stack_info_ptr);
70};
71
72}  // namespace openjdkjvmti
73
74#endif  // ART_RUNTIME_OPENJDKJVMTI_TI_STACK_H_
75