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); }
void mqtt_send_hello(struct espconn *connection, const char *clientid, bool cleansess) { char message[PAYLOAD_MAX]; int plen = 0; int message_offset = PAYLOAD_OFF; char *payload = message + message_offset; // length of protocol name plen += mqtt_write_int16_bullshit(payload + plen, 6); // protocol name os_memcpy(payload + plen, "MQIsdp", 6); plen += 6; // protocol_level payload[plen] = 3; plen += 1; // connect_flags uint8_t connect_flags = 0; FLAG_CLEANSESS(connect_flags, cleansess ? 1 : 0 ); payload[plen] = connect_flags; plen += 1; // keep_alive plen += mqtt_write_int16_bullshit(payload + plen, 0); // length of clientid uint16_t clientidlen = strlen(clientid); plen += mqtt_write_int16_bullshit(payload + plen, clientidlen); //clientid os_memcpy(payload + plen, clientid, clientidlen); plen += clientidlen; mqtt_bake_message_frame(message, &message_offset, &plen, MQTT_MSG_CONNECT); espconn_sent(connection, message + message_offset, plen); }