Nick Kralevich | 3e76e0a | 2011-12-15 11:43:38 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012-2013 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 _LOGD_LOG_LISTENER_H__ |
| 18 | #define _LOGD_LOG_LISTENER_H__ |
| 19 | |
| 20 | #include <sysutils/SocketListener.h> |
| 21 | #include "LogReader.h" |
| 22 | |
Mark Salyzyn | c4e4823 | 2017-05-04 13:54:46 -0700 | [diff] [blame] | 23 | // DEFAULT_OVERFLOWUID is defined in linux/highuid.h, which is not part of |
| 24 | // the uapi headers for userspace to use. This value is filled in on the |
| 25 | // out-of-band socket credentials if the OS fails to find one available. |
| 26 | // One of the causes of this is if SO_PASSCRED is set, all the packets before |
| 27 | // that point will have this value. We also use it in a fake credential if |
| 28 | // no socket credentials are supplied. |
| 29 | #ifndef DEFAULT_OVERFLOWUID |
| 30 | #define DEFAULT_OVERFLOWUID 65534 |
| 31 | #endif |
| 32 | |
Nick Kralevich | 3e76e0a | 2011-12-15 11:43:38 -0800 | [diff] [blame] | 33 | class LogListener : public SocketListener { |
Chenjie Luo | fafea32 | 2017-04-27 16:49:09 -0700 | [diff] [blame] | 34 | LogBufferInterface* logbuf; |
Mark Salyzyn | 501c373 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 35 | LogReader* reader; |
Nick Kralevich | 3e76e0a | 2011-12-15 11:43:38 -0800 | [diff] [blame] | 36 | |
Mark Salyzyn | 501c373 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 37 | public: |
Chenjie Luo | fafea32 | 2017-04-27 16:49:09 -0700 | [diff] [blame] | 38 | LogListener(LogBufferInterface* buf, LogReader* reader /* nullable */); |
Nick Kralevich | 3e76e0a | 2011-12-15 11:43:38 -0800 | [diff] [blame] | 39 | |
Mark Salyzyn | 501c373 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 40 | protected: |
| 41 | virtual bool onDataAvailable(SocketClient* cli); |
Nick Kralevich | 3e76e0a | 2011-12-15 11:43:38 -0800 | [diff] [blame] | 42 | |
Mark Salyzyn | 501c373 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 43 | private: |
Nick Kralevich | 3e76e0a | 2011-12-15 11:43:38 -0800 | [diff] [blame] | 44 | static int getLogSocket(); |
| 45 | }; |
| 46 | |
| 47 | #endif |