1 /* 2 * Copyright (C) 2018 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 BINDER_THREADSTATE_IPC_THREADSTATE_BASE_H 18 #define BINDER_THREADSTATE_IPC_THREADSTATE_BASE_H 19 20 #include <stack> 21 namespace android { 22 23 class IPCThreadStateBase { 24 public: 25 enum CallState { 26 HWBINDER, 27 BINDER, 28 NONE, 29 }; 30 static IPCThreadStateBase* self(); 31 void pushCurrentState(CallState callState); 32 CallState popCurrentState(); 33 CallState getCurrentBinderCallState(); 34 35 private: 36 IPCThreadStateBase(); 37 static void threadDestructor(void *st); 38 39 std::stack<CallState> mCallStateStack; 40 }; 41 42 }; // namespace android 43 44 #endif // BINDER_THREADSTATE_IPC_THREADSTATE_BASE_H 45