quint16 ClientPrivate::sendUnsubscribe(const QString &topic)
{
quint16 mid = gmid++;
Frame frame(SETQOS(UNSUBSCRIBE, MQTT_QOS1));
frame.writeInt(mid);
frame.writeString(topic);
network->sendFrame(frame);
return mid;
}
quint16 QMQTT::ClientPrivate::sendUnsubscribe(const QString &topic)
{
quint16 mid = nextmid();
Frame frame(SETQOS(UNSUBSCRIBE, QOS1));
frame.writeInt(mid);
frame.writeString(topic);
_network->sendFrame(frame);
return mid;
}
quint16 ClientPrivate::sendSubscribe(const QString & topic, quint8 qos)
{
quint16 mid = nextmid();
Frame frame(SETQOS(SUBSCRIBE, MQTT_QOS1));
frame.writeInt(mid);
frame.writeString(topic);
frame.writeChar(qos);
network->sendFrame(frame);
return mid;
}
void QMQTT::ClientPrivate::sendConnect()
{
QString magic(PROTOCOL_MAGIC);
quint8 header = CONNECT;
quint8 flags = 0;
//header
Frame frame(SETQOS(header, QOS1));
//flags
flags = FLAG_CLEANSESS(flags, _cleanSession ? 1 : 0 );
flags = FLAG_WILL(flags, willTopic().isEmpty() ? 0 : 1);
if (!willTopic().isEmpty())
{
flags = FLAG_WILLQOS(flags, willQos());
flags = FLAG_WILLRETAIN(flags, willRetain() ? 1 : 0);
}
if (!username().isEmpty())
{
flags = FLAG_USERNAME(flags, 1);
}
if (!password().isEmpty())
{
flags = FLAG_PASSWD(flags, 1);
}
//payload
frame.writeString(magic);
frame.writeChar(PROTOCOL_VERSION_MAJOR);
frame.writeChar(flags);
frame.writeInt(_keepAlive);
if(_clientId.isEmpty()) {
_clientId = randomClientId();
}
frame.writeString(_clientId);
if(!willTopic().isEmpty())
{
frame.writeString(willTopic());
if(!willMessage().isEmpty())
{
frame.writeString(willMessage());
}
}
if (!_username.isEmpty())
{
frame.writeString(_username);
}
if (!_password.isEmpty()){
frame.writeString(_password);
}
_network->sendFrame(frame);
}
void ClientPrivate::sendConnect()
{
QString magic(PROTOCOL_MAGIC);
quint8 header = CONNECT;
quint8 flags = 0;
qCDebug(client) << "sendConnect....";
//header
Frame frame(SETQOS(header, MQTT_QOS1));
qCDebug(client) << "CONNECT header: " << frame.header();
//flags
flags = FLAG_CLEANSESS(flags, cleansess ? 1 : 0 );
flags = FLAG_WILL(flags, will ? 1 : 0);
if (will) {
flags = FLAG_WILLQOS(flags, will->qos());
flags = FLAG_WILLRETAIN(flags, will->retain() ? 1 : 0);
}
if (!username.isEmpty()) {
flags = FLAG_USERNAME(flags, 1);
}
if (!password.isEmpty()) {
flags = FLAG_PASSWD(flags, 1);
}
//payload
frame.writeString(magic);
frame.writeChar(MQTT_PROTO_MAJOR);
frame.writeChar(flags);
frame.writeInt(keepalive);
if(clientId.isEmpty()) {
clientId = randomClientId();
}
frame.writeString(clientId);
if(will != NULL) {
frame.writeString(will->topic());
frame.writeString(will->message());
}
if (!username.isEmpty()) {
frame.writeString(username);
}
if (!password.isEmpty()) {
frame.writeString(password);
}
network->sendFrame(frame);
}
quint16 ClientPrivate::sendPublish(Message &msg)
{
quint8 header = PUBLISH;
header = SETRETAIN(header, msg.retain() ? 1 : 0);
header = SETQOS(header, msg.qos());
header = SETDUP(header, msg.dup() ? 1 : 0);
Frame frame(header);
frame.writeString(msg.topic());
if(msg.qos() > MQTT_QOS0) {
if(msg.id() == 0) {
msg.setId(gmid++);
}
frame.writeInt(msg.id());
}
if(!msg.payload().isEmpty()) {
frame.writeRawData(msg.payload());
}
network->sendFrame(frame);
return msg.id();
}
quint16 QMQTT::ClientPrivate::sendPublish(const Message& msg)
{
Message message(msg);
quint8 header = PUBLISH;
header = SETRETAIN(header, message.retain() ? 1 : 0);
header = SETQOS(header, message.qos());
header = SETDUP(header, message.dup() ? 1 : 0);
Frame frame(header);
frame.writeString(message.topic());
if(message.qos() > QOS0) {
if(message.id() == 0) {
message.setId(nextmid());
}
frame.writeInt(message.id());
}
if(!message.payload().isEmpty()) {
frame.writeRawData(message.payload());
}
_network->sendFrame(frame);
return message.id();
}
