From 14e071e8d8b91f71c1f1acb97b66ed2340475c0b Mon Sep 17 00:00:00 2001
From: Claudiu Olteanu <olteanu.claudiu@ymail.com>
Date: Mon, 6 Jul 2015 17:11:02 +0300
Subject: [PATCH] Add extra logs for custom serial Bluetooth implementation

This patch increases the verbosity level for QtBluetooth API
and add some extra logs for custom serial Bluetooth open method.

The scope of this patch is only for testing.

Signed-off-by: Claudiu Olteanu <olteanu.claudiu@ymail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
---
 main.cpp              | 3 ++-
 qtserialbluetooth.cpp | 6 ++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/main.cpp b/main.cpp
index b05b8022a..747d2b27d 100644
--- a/main.cpp
+++ b/main.cpp
@@ -15,6 +15,7 @@
 
 #include <QStringList>
 #include <QApplication>
+#include <QLoggingCategory>
 #include <git2.h>
 
 QTranslator *qtTranslator, *ssrfTranslator;
@@ -23,7 +24,7 @@ int main(int argc, char **argv)
 {
 	int i;
 	bool no_filenames = true;
-
+	QLoggingCategory::setFilterRules(QStringLiteral("qt.bluetooth* = true"));
 	QApplication *application = new QApplication(argc, argv);
 	QStringList files;
 	QStringList importedFiles;
diff --git a/qtserialbluetooth.cpp b/qtserialbluetooth.cpp
index b71845657..1f0ed6b47 100644
--- a/qtserialbluetooth.cpp
+++ b/qtserialbluetooth.cpp
@@ -4,6 +4,7 @@
 #include <QtBluetooth/QBluetoothSocket>
 #include <QEventLoop>
 #include <QTimer>
+#include <QDebug>
 
 #include <libdivecomputer/custom_serial.h>
 
@@ -57,16 +58,19 @@ static int qt_serial_open(serial_t **out, dc_context_t *context, const char* dev
 
 	if (serial_port->socket->state() == QBluetoothSocket::ConnectingState) {
 		// It seems that the connection on channel 1 took more than expected. Wait another 15 seconds
+		qDebug() << "The connection on RFCOMM channel number 1 took more than expected. Wait another 15 seconds.";
 		timer.start(3 * msec);
 		loop.exec();
 	} else if (serial_port->socket->state() == QBluetoothSocket::UnconnectedState) {
 		// Try to connect on channel number 5. Maybe this is a Shearwater Petrel2 device.
+		qDebug() << "Connection on channel 1 failed. Trying on channel number 5.";
 		serial_port->socket->connectToService(remoteDeviceAddress, 5);
 		timer.start(msec);
 		loop.exec();
 
 		if (serial_port->socket->state() == QBluetoothSocket::ConnectingState) {
 			// It seems that the connection on channel 5 took more than expected. Wait another 15 seconds
+			qDebug() << "The connection on RFCOMM channel number 5 took more than expected. Wait another 15 seconds.";
 			timer.start(3 * msec);
 			loop.exec();
 		}
@@ -77,6 +81,8 @@ static int qt_serial_open(serial_t **out, dc_context_t *context, const char* dev
 
 		// Get the latest error and try to match it with one from libdivecomputer
 		QBluetoothSocket::SocketError err = serial_port->socket->error();
+		qDebug() << "Failed to connect to device " << devaddr << ". Device state " << serial_port->socket->state() << ". Error: " << err;
+
 		switch(err) {
 		case QBluetoothSocket::HostNotFoundError:
 		case QBluetoothSocket::ServiceNotFoundError: