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Mark Salyzyn0175b072014-02-26 09:50:16 -08001/*
2 * Copyright (C) 2012-2014 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_BUFFER_ELEMENT_H__
18#define _LOGD_LOG_BUFFER_ELEMENT_H__
19
20#include <sys/types.h>
Mark Salyzynf7c0f752015-03-03 13:39:37 -080021#include <stdatomic.h>
Mark Salyzyn0175b072014-02-26 09:50:16 -080022#include <sysutils/SocketClient.h>
23#include <log/log.h>
24#include <log/log_read.h>
25
26class LogBufferElement {
27 const log_id_t mLogId;
28 const uid_t mUid;
29 const pid_t mPid;
Mark Salyzynb992d0d2014-03-20 16:09:38 -070030 const pid_t mTid;
Mark Salyzyn0175b072014-02-26 09:50:16 -080031 char *mMsg;
32 const unsigned short mMsgLen;
Mark Salyzynf7c0f752015-03-03 13:39:37 -080033 const uint64_t mSequence;
Mark Salyzyn0175b072014-02-26 09:50:16 -080034 const log_time mRealTime;
Mark Salyzynf7c0f752015-03-03 13:39:37 -080035 static atomic_int_fast64_t sequence;
Mark Salyzyn0175b072014-02-26 09:50:16 -080036
37public:
Mark Salyzyn7e2f83c2014-03-05 07:41:49 -080038 LogBufferElement(log_id_t log_id, log_time realtime,
Mark Salyzynb992d0d2014-03-20 16:09:38 -070039 uid_t uid, pid_t pid, pid_t tid,
40 const char *msg, unsigned short len);
Mark Salyzyn0175b072014-02-26 09:50:16 -080041 virtual ~LogBufferElement();
42
43 log_id_t getLogId() const { return mLogId; }
44 uid_t getUid(void) const { return mUid; }
45 pid_t getPid(void) const { return mPid; }
Mark Salyzynb992d0d2014-03-20 16:09:38 -070046 pid_t getTid(void) const { return mTid; }
Mark Salyzyn0175b072014-02-26 09:50:16 -080047 unsigned short getMsgLen() const { return mMsgLen; }
Mark Salyzynf7c0f752015-03-03 13:39:37 -080048 uint64_t getSequence(void) const { return mSequence; }
49 static uint64_t getCurrentSequence(void) { return sequence.load(memory_order_relaxed); }
Mark Salyzyn0175b072014-02-26 09:50:16 -080050 log_time getRealTime(void) const { return mRealTime; }
51
Mark Salyzynf7c0f752015-03-03 13:39:37 -080052 static const uint64_t FLUSH_ERROR;
53 uint64_t flushTo(SocketClient *writer);
Mark Salyzyn0175b072014-02-26 09:50:16 -080054};
55
56#endif