1 /* 2 * Copyright (C) 2020 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 <string> 20 21 #include <log/log_read.h> 22 23 // An interface for writing logs to a reader. 24 class LogWriter { 25 public: LogWriter(uid_t uid,bool privileged)26 LogWriter(uid_t uid, bool privileged) : uid_(uid), privileged_(privileged) {} ~LogWriter()27 virtual ~LogWriter() {} 28 29 virtual bool Write(const logger_entry& entry, const char* msg) = 0; Shutdown()30 virtual void Shutdown() {} Release()31 virtual void Release() {} 32 33 virtual std::string name() const = 0; uid()34 uid_t uid() const { return uid_; } 35 privileged()36 bool privileged() const { return privileged_; } 37 38 private: 39 uid_t uid_; 40 41 // If this writer sees logs from all UIDs or only its own UID. See clientHasLogCredentials(). 42 bool privileged_; 43 };