platform_system_core/logd/LogBufferInterface.h
Chenjie Luo fafea32468 Modularize logd.
Separates logd body into a static library liblogd and
virtualize LogBuffer::log to be in a new interface class
LogBufferInterface. User could have different implementation.

Bug: 37756450
Test: liblog-unit-tests, logd-unit-tests and logcat-unit-tests
with (b/37791296).
Change-Id: I1504ff0e992744001b5a2e9abd45692d1318a152
2017-04-28 17:30:25 -07:00

40 lines
1.3 KiB
C++

/*
* Copyright (C) 2012-2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _LOGD_LOG_BUFFER_INTERFACE_H__
#define _LOGD_LOG_BUFFER_INTERFACE_H__
#include <sys/types.h>
#include <android-base/macros.h>
#include <log/log_id.h>
#include <log/log_time.h>
// Abstract interface that handles log when log available.
class LogBufferInterface {
public:
LogBufferInterface();
virtual ~LogBufferInterface();
// Handles a log entry when available in LogListener.
// Returns the size of the handled log message.
virtual int log(log_id_t log_id, log_time realtime, uid_t uid, pid_t pid,
pid_t tid, const char* msg, unsigned short len) = 0;
private:
DISALLOW_COPY_AND_ASSIGN(LogBufferInterface);
};
#endif // _LOGD_LOG_BUFFER_INTERFACE_H__