1 /* 2 * Copyright 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 #pragma once 18 19 #include <sys/types.h> 20 21 #include <unordered_map> 22 23 #include <event2/event.h> 24 #include <event2/listener.h> 25 26 #include <android-base/unique_fd.h> 27 28 struct InterceptManager; 29 30 struct Intercept { ~InterceptIntercept31 ~Intercept() { 32 event_free(intercept_event); 33 } 34 35 InterceptManager* intercept_manager = nullptr; 36 event* intercept_event = nullptr; 37 android::base::unique_fd sockfd; 38 39 pid_t intercept_pid = -1; 40 android::base::unique_fd output_fd; 41 bool registered = false; 42 }; 43 44 struct InterceptManager { 45 event_base* base; 46 std::unordered_map<pid_t, std::unique_ptr<Intercept>> intercepts; 47 evconnlistener* listener = nullptr; 48 49 InterceptManager(event_base* _Nonnull base, int intercept_socket); 50 InterceptManager(InterceptManager& copy) = delete; 51 InterceptManager(InterceptManager&& move) = delete; 52 53 bool GetIntercept(pid_t pid, android::base::unique_fd* out_fd); 54 }; 55