Extract LogFile, add (dumb) logging to ERT, AIS apps.

firmware/application/Makefile

@@ -175,6 +175,7 @@ CPPSRC = main.cpp \
          app_ert.cpp \
          app_spectrum_analysis.cpp \
          sd_card.cpp \
+         log_file.cpp \
          manchester.cpp \
          ../common/utility.cpp \
          ../common/chibios_cpp.cpp \

firmware/application/app_ais.cpp

@@ -31,10 +31,19 @@ AISModel::AISModel() {
 		.decimation_factor = 4,
 	});
 	receiver_model.set_baseband_bandwidth(1750000);
+
+	log_file.open_for_append("ais.txt");
 }
 
 baseband::ais::decoded_packet AISModel::on_packet(const AISPacketMessage& message) {
-	return baseband::ais::packet_decode(message.packet.payload, message.packet.bits_received);
+	const auto result = baseband::ais::packet_decode(message.packet.payload, message.packet.bits_received);
+
+	if( log_file.is_ready() ) {
+		std::string entry = result.first + "/" + result.second + "\r\n";
+		log_file.write(entry);
+	}
+
+	return result;
 }	
 
 namespace ui {

firmware/application/app_ais.hpp

@@ -24,6 +24,7 @@
 
 #include "ui_console.hpp"
 #include "message.hpp"
+#include "log_file.hpp"
 
 #include "ais_baseband.hpp"
 
@@ -32,6 +33,9 @@ public:
 	AISModel();
 
 	baseband::ais::decoded_packet on_packet(const AISPacketMessage& message);
+
+private:
+	LogFile log_file;
 };
 
 namespace ui {

firmware/application/app_ert.cpp

@@ -33,6 +33,8 @@ ERTModel::ERTModel() {
 		.decimation_factor = 1,
 	});
 	receiver_model.set_baseband_bandwidth(1750000);
+
+	log_file.open_for_append("ert.txt");
 }
 
 std::string ERTModel::on_packet(const ERTPacketMessage& message) {
@@ -53,6 +55,11 @@ std::string ERTModel::on_packet(const ERTPacketMessage& message) {
 	s += hex_formatted.errors;
 	s += "\n";
 
+	if( log_file.is_ready() ) {
+		std::string entry = hex_formatted.data + "/" + hex_formatted.errors + "\r\n";
+		log_file.write(entry);
+	}
+
 	return s;
 }
 

firmware/application/app_ert.hpp

@@ -24,6 +24,7 @@
 
 #include "ui_console.hpp"
 #include "message.hpp"
+#include "log_file.hpp"
 
 #include <string>
 
@@ -32,6 +33,9 @@ public:
 	ERTModel();
 
 	std::string on_packet(const ERTPacketMessage& message);
+
+private:
+	LogFile log_file;
 };
 
 namespace ui {

firmware/application/app_tpms.cpp

@@ -39,18 +39,14 @@ TPMSModel::TPMSModel() {
 	});
 	receiver_model.set_baseband_bandwidth(1750000);
 
-	open_file();
-}
-
-TPMSModel::~TPMSModel() {
-	f_close(&fil);
+	log_file.open_for_append("tpms.txt");
 }
 
 ManchesterFormatted TPMSModel::on_packet(const TPMSPacketMessage& message) {
 	const ManchesterDecoder decoder(message.packet.payload, message.packet.bits_received, 1);
 	const auto hex_formatted = format_manchester(decoder);
 
-	if( !f_error(&fil) ) {
+	if( log_file.is_ready() ) {
 		rtc::RTC datetime;
 		rtcGetTime(&RTCD1, &datetime);
 		std::string timestamp = 
@@ -66,29 +62,12 @@ ManchesterFormatted TPMSModel::on_packet(const TPMSPacketMessage& message) {
 		const auto tuning_frequency_str = ui::to_string_dec_uint(tuning_frequency, 10);
 
 		std::string log = timestamp + " " + tuning_frequency_str + " FSK 38.4 19.2 " + hex_formatted.data + "/" + hex_formatted.errors + "\r\n";
-		f_puts(log.c_str(), &fil);
-		f_sync(&fil);
+		log_file.write(log);
 	}
 
 	return hex_formatted;
 }
 
-void TPMSModel::open_file() {
-	const auto open_result = f_open(&fil, "tpms.txt", FA_WRITE | FA_OPEN_ALWAYS);
-	if( open_result == FR_OK ) {
-		const auto fil_size = f_size(&fil);
-		const auto seek_result = f_lseek(&fil, fil_size);
-		if( seek_result != FR_OK ) {
-			f_close(&fil);
-			// TODO: Error, indicate somehow.
-		} else {
-			// TODO: Indicate success.
-		}
-	} else {
-		// TODO: Error, indicate somehow.
-	}
-}
-
 namespace ui {
 
 void TPMSView::on_show() {

firmware/application/app_tpms.hpp

@@ -26,20 +26,16 @@
 #include "message.hpp"
 
 #include "manchester.hpp"
-
-#include "ff.h"
+#include "log_file.hpp"
 
 class TPMSModel {
 public:
 	TPMSModel();
-	~TPMSModel();
 
 	ManchesterFormatted on_packet(const TPMSPacketMessage& message);
 
 private:
-	FIL fil;
-
-	void open_file();
+	LogFile log_file;
 };
 
 namespace ui {

firmware/application/log_file.cpp

@@ -0,0 +1,55 @@
+/*
+ * 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"
+
+LogFile::~LogFile() {
+	close();
+}
+
+bool LogFile::open_for_append(const std::string file_path) {
+	const auto open_result = f_open(&f, file_path.c_str(), FA_WRITE | FA_OPEN_ALWAYS);
+	if( open_result == FR_OK ) {
+		const auto seek_result = f_lseek(&f, f_size(&f));
+		if( seek_result == FR_OK ) {
+			return true;
+		} else {
+			close();
+		}
+	}
+
+	return false;
+}
+
+bool LogFile::close() {
+	f_close(&f);
+	return true;
+}
+
+bool LogFile::is_ready() {
+	return !f_error(&f);
+}
+
+bool LogFile::write(const std::string message) {
+	const auto puts_result = f_puts(message.c_str(), &f);
+	const auto sync_result = f_sync(&f);
+	return (puts_result >= 0) && (sync_result == FR_OK);
+}

firmware/application/log_file.hpp

@@ -0,0 +1,42 @@
+/*
+ * 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.
+ */
+
+#ifndef __LOG_FILE_H__
+#define __LOG_FILE_H__
+
+#include <string>
+
+#include "ff.h"
+
+class LogFile {
+public:
+	~LogFile();
+
+	bool open_for_append(const std::string file_path);
+	bool close();
+	bool is_ready();
+	bool write(const std::string message);
+
+private:
+	FIL f;
+};
+
+#endif/*__LOG_FILE_H__*/