1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #ifndef STACK_UTIL_H
16 #define STACK_UTIL_H
17
18 #include <cstdio>
19 #include <string>
20 #include <pthread.h>
21
22 namespace OHOS {
23 namespace HiviewDFX {
GetSelfStackRange(uintptr_t & stackBottom,uintptr_t & stackTop)24 inline int GetSelfStackRange(uintptr_t& stackBottom, uintptr_t& stackTop)
25 {
26 pthread_attr_t tattr;
27 void *base = nullptr;
28 size_t size = 0;
29 pthread_getattr_np(pthread_self(), &tattr);
30 int ret = pthread_attr_getstack(&tattr, &base, &size);
31 stackBottom = reinterpret_cast<uintptr_t>(base);
32 stackTop = reinterpret_cast<uintptr_t>(base) + size;
33 return ret;
34 }
35 } // namespace HiviewDFX
36 } // namespace OHOS
37 #endif
38