1 /* 2 * Copyright (c) 2021-2024 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 16 #ifndef PANDA_LIBPANDABASE_PBASE_OS_NATIVESTACK_H 17 #define PANDA_LIBPANDABASE_PBASE_OS_NATIVESTACK_H 18 19 #include "os/thread.h" 20 #if defined(PANDA_TARGET_UNIX) 21 #include "platforms/unix/libpandabase/native_stack.h" 22 #endif // PANDA_TARGET_UNIX 23 24 #include <csignal> 25 #include <string> 26 #include <set> 27 28 namespace ark::os::native_stack { 29 30 #if defined(PANDA_TARGET_UNIX) 31 using FuncUnwindstack = os::unix::native_stack::FuncUnwindstack; 32 const auto g_PandaThreadSigmask = pthread_sigmask; // NOLINT(readability-identifier-naming) 33 using DumpUnattachedThread = ark::os::unix::native_stack::DumpUnattachedThread; 34 const auto DumpKernelStack = ark::os::unix::native_stack::DumpKernelStack; // NOLINT(readability-identifier-naming) 35 const auto GetNativeThreadNameForFile = // NOLINT(readability-identifier-naming) 36 ark::os::unix::native_stack::GetNativeThreadNameForFile; 37 const auto ReadOsFile = ark::os::unix::native_stack::ReadOsFile; // NOLINT(readability-identifier-naming) 38 const auto WriterOsFile = ark::os::unix::native_stack::WriterOsFile; // NOLINT(readability-identifier-naming) 39 const auto ChangeJaveStackFormat = // NOLINT(readability-identifier-naming) 40 ark::os::unix::native_stack::ChangeJaveStackFormat; 41 #else 42 using FuncUnwindstack = bool (*)(pid_t, std::ostream &, int); 43 class DumpUnattachedThread { 44 public: 45 void AddTid(pid_t tidThread); 46 bool InitKernelTidLists(); 47 void Dump(std::ostream &os, bool dumpNativeCrash, FuncUnwindstack callUnwindstack); 48 49 private: 50 std::set<pid_t> kernelTid_; 51 std::set<pid_t> threadManagerTids_; 52 }; 53 void DumpKernelStack(std::ostream &os, pid_t tid, const char *tag, bool count); 54 std::string GetNativeThreadNameForFile(pid_t tid); 55 bool ReadOsFile(const std::string &file_name, std::string *result); 56 bool WriterOsFile(const void *buffer, size_t count, int fd); 57 std::string ChangeJaveStackFormat(const char *descriptor); 58 #endif // PANDA_TARGET_UNIX 59 60 } // namespace ark::os::native_stack 61 #endif // PANDA_LIBPANDABASE_PBASE_OS_NATIVESTACK_H 62