unplugged-vendor/system/bt/mediatek/include/log_tree_mgr.h

132 lines
4.5 KiB
C++

/* Copyright Statement:
* *
* * This software/firmware and related documentation ("MediaTek Software") are
* * protected under relevant copyright laws. The information contained herein
* * is confidential and proprietary to MediaTek Inc. and/or its licensors.
* * Without the prior written permission of MediaTek inc. and/or its licensors,
* * any reproduction, modification, use or disclosure of MediaTek Software,
* * and information contained herein, in whole or in part, shall be strictly prohibited.
* *
* * MediaTek Inc. (C) 2016. All rights reserved.
* *
* * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON
* * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO SUCH
* * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES
* * THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES
* * CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK
* * SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
* * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND
* * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY RECEIVER TO
* * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
* *
* * The following software/firmware and/or related documentation ("MediaTek Software")
* * have been modified by MediaTek Inc. All revisions are subject to any receiver's
* * applicable license agreements with MediaTek Inc.
* */
#pragma once
#if defined(MTK_STACK_CONFIG_LOG) && (MTK_STACK_CONFIG_LOG == TRUE)
#include <stdint.h>
#include <deque>
#include <mutex>
#include <string>
#include <vector>
#include <base/files/file_path.h>
namespace vendor {
namespace mediatek {
namespace bt {
namespace stack {
constexpr char kDefaultBtsnoopPath[] = "/data/misc/bluetooth/logs";
class LogFileTreeManager {
public:
explicit LogFileTreeManager(const std::string& log_base_dir,
const std::string& log_file_prefix,
const std::string& log_file_suffix,
const std::string& log_file_current_suffix);
~LogFileTreeManager();
void set_current_logging_dir(const base::FilePath& dir) {
current_logging_dir_ = dir;
}
void set_current_logging_file(const std::string &file) {
current_logging_file_ = file;
}
base::FilePath logging_base_dir() const {
return logging_base_dir_;
}
base::FilePath current_logging_dir() const {
return current_logging_dir_;
}
std::string current_logging_file() const {
return current_logging_file_;
}
bool IsLogDirRecordEmpty() const {
return logs_tree_.empty();
}
size_t GetTotalLogDirRecordSize() const {
return logs_tree_.size();
}
std::string GetOldestLogDirRecord() const {
if(logs_tree_.empty()) {
return std::string("");
} else {
return logs_tree_.front();
}
}
void ReleaseOldestLogDirRecord() {
std::lock_guard<std::mutex> lock(logs_tree_mutex_);
logs_tree_.pop_front();
}
std::string MakeLoggingFileName(const std::string &dir) const;
std::string GetCurrentLoggingFileSuffix() const;
int64_t GetTotalLoggedSize() const;
void InitLogsFileTree(const base::FilePath& current_dir);
void Dump() const;
private:
base::FilePath logging_base_dir_;
base::FilePath file_tree_path_;
base::FilePath current_logging_dir_;
std::string current_logging_file_;
std::deque<std::string> logs_tree_;
// std::deque<std::string> logs_records_;
const std::string kLogFilePrefix_;
const std::string kLogFileSuffix_;
const std::string kLogFileCurrentSuffix_;
std::mutex logs_tree_mutex_;
};
} // namespace stack
} // namespace bt
} // namespace mediatek
} // namespace vendor
#endif