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-rw-r--r--metawatch/metawatch.cpp76
-rw-r--r--metawatch/metawatch.h16
2 files changed, 90 insertions, 2 deletions
diff --git a/metawatch/metawatch.cpp b/metawatch/metawatch.cpp
index b79f6fc..b9adad1 100644
--- a/metawatch/metawatch.cpp
+++ b/metawatch/metawatch.cpp
@@ -344,6 +344,39 @@ void MetaWatch::sendIfNotQueued(const Message& msg)
send(msg);
}
+uint MetaWatch::nvalSize(NvalValue value)
+{
+ switch (value) {
+ case ReservedNval:
+ case LinkKey:
+ return 0;
+ case IdleBufferConfiguration:
+ return 1;
+ case TimeFormat:
+ case DateFormat:
+ return 1;
+ }
+ return 0;
+}
+
+void MetaWatch::nvalWrite(NvalValue value, int data)
+{
+ uint id = static_cast<uint>(value);
+ int size = nvalSize(value);
+ Q_ASSERT(size > 0);
+
+ // Do a read operation first to get the current value
+ // If the current value matches what we want, avoid rewriting it to flash.
+ Message msg(NvalOperation, QByteArray(3, 0), 2);
+
+ msg.data[0] = id & 0xFF;
+ msg.data[1] = id >> 8;
+ msg.data[2] = size;
+
+ _nvals[value] = data;
+ send(msg);
+}
+
void MetaWatch::setVibrateMode(bool enable, uint on, uint off, uint cycles)
{
Message msg(SetVibrateMode, QByteArray(6, 0));
@@ -474,6 +507,9 @@ void MetaWatch::handleMessage(const Message &msg)
case GetRealTimeClockResponse:
handleRealTimeClockMessage(msg);
break;
+ case NvalOperationResponse:
+ handleNvalOperationMessage(msg);
+ break;
case StatusChangeEvent:
handleStatusChangeMessage(msg);
break;
@@ -500,7 +536,7 @@ void MetaWatch::handleDeviceTypeMessage(const Message &msg)
void MetaWatch::handleRealTimeClockMessage(const Message &msg)
{
- int year = ((msg.data[1] & 0xFF) << 8) | (msg.data[0] & 0xFF);
+ int year = ((msg.data[0] & 0xFF) << 8) | (msg.data[1] & 0xFF);
int month = msg.data[2] & 0xFF;
int day = msg.data[3] & 0xFF;
QDate d(year, month, day);
@@ -510,9 +546,45 @@ void MetaWatch::handleRealTimeClockMessage(const Message &msg)
QTime t(hour, minute, second);
_watchTime = QDateTime(d, t);
+ qDebug() << "got time from watch" << _watchTime;
+
emit dateTimeChanged();
}
+void MetaWatch::handleNvalOperationMessage(const Message& msg)
+{
+ Q_ASSERT(msg.type == NvalOperationResponse);
+
+ if (msg.data.size() < 2) {
+ qWarning() << "NVAL operation response too short";
+ }
+
+ uint id = ((msg.data[1] & 0xFF) << 8) | (msg.data[0] & 0xFF);
+ NvalValue value = static_cast<NvalValue>(id);
+
+ qDebug() << "nval operation response for value" << value;
+
+ switch (msg.options) {
+ case 0: // Success
+ break;
+ case 1: // Failure
+ qWarning() << "NVAL operation failed";
+ return;
+ case 0x9:
+ qWarning() << "NVAL operation failed: Identifier not found";
+ return;
+ case 0xA:
+ qWarning() << "NVAL operation failed: Operation failed";
+ return;
+ case 0xC:
+ qWarning() << "NVAL operation failed: Bad Item length";
+ return;
+ default:
+ qWarning() << "NVAL operation unknown response: " << msg.options;
+ return;
+ }
+}
+
void MetaWatch::handleStatusChangeMessage(const Message &msg)
{
Q_UNUSED(msg);
@@ -689,7 +761,7 @@ void MetaWatch::realSend(const Message &msg)
data[msgSize+4] = crc & 0xFF;
data[msgSize+5] = crc >> 8;
- //qDebug() << "Sending" << data.toHex();
+ //qDebug() << "sending" << data.toHex();
_socket->write(data);
}
diff --git a/metawatch/metawatch.h b/metawatch/metawatch.h
index 685b2a7..d468bc1 100644
--- a/metawatch/metawatch.h
+++ b/metawatch/metawatch.h
@@ -61,6 +61,14 @@ public:
ReadLightSensorResponse = 0x59
};
+ enum NvalValue {
+ ReservedNval = 0,
+ LinkKey = 0x1,
+ IdleBufferConfiguration = 0x2,
+ TimeFormat = 0x2009,
+ DateFormat = 0x200a
+ };
+
enum Mode {
IdleMode = 0,
ApplicationMode = 1,
@@ -174,10 +182,14 @@ protected:
{ }
};
+ /** The "packets to be sent" asynchronous queue **/
QQueue<Message> _toSend;
QTimer* _sendTimer;
Message _partialReceived;
+ /** Pending nvals to be written once the read operation is finished. */
+ QMap<NvalValue, int> _nvals;
+
static const quint8 bitRevTable[16];
static const quint16 crcTable[256];
static quint16 calcCrc(const QByteArray& data, int size);
@@ -190,6 +202,9 @@ protected:
*/
void sendIfNotQueued(const Message& msg);
+ static uint nvalSize(NvalValue value);
+ void nvalWrite(NvalValue value, int data);
+
/* Some functions that wrap sending some watch messages. */
void setVibrateMode(bool enable, uint on, uint off, uint cycles);
void updateLcdLine(Mode mode, const QImage& image, int line);
@@ -204,6 +219,7 @@ protected:
void handleMessage(const Message& msg);
void handleDeviceTypeMessage(const Message& msg);
void handleRealTimeClockMessage(const Message& msg);
+ void handleNvalOperationMessage(const Message& msg);
void handleStatusChangeMessage(const Message& msg);
void handleButtonEventMessage(const Message& msg);
void handleBatteryVoltageMessage(const Message& msg);