portapack-mayhem/firmware/application/log_file.cpp
2016-01-31 09:34:24 +01:00

66 lines
1.8 KiB
C++

/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "log_file.hpp"
#include "string_format.hpp"
#include "lpc43xx_cpp.hpp"
using namespace lpc43xx;
LogFile::LogFile(
const std::string file_path
) : file_path { file_path }
{
file.open_for_append(file_path);
sd_card_status_signal_token = sd_card::status_signal += [this](const sd_card::Status status) {
this->on_sd_card_status(status);
};
}
LogFile::~LogFile() {
sd_card::status_signal -= sd_card_status_signal_token;
file.close();
}
bool LogFile::is_ready() {
return file.is_ready();
}
bool LogFile::write_entry(const rtc::RTC& datetime, const std::string& entry) {
std::string timestamp = to_string_timestamp(datetime);
return write(timestamp + " " + entry + "\r\n");
}
bool LogFile::write(const std::string& message) {
return file.puts(message) && file.sync();
}
void LogFile::on_sd_card_status(const sd_card::Status status) {
if( status == sd_card::Status::Mounted ) {
file.open_for_append(file_path);
} else {
file.close();
}
}