mc-b
/
MQTTHello
MQTT Beispiel fuer mbed Simulator nicht IoTKitV3!
Diff: main.cpp
- Revision:
- 6:e4c690c45021
- Parent:
- 3:7a6a899de7cc
- Child:
- 7:3de634f2d40c
diff -r 7a6a899de7cc -r e4c690c45021 main.cpp --- a/main.cpp Tue May 06 09:45:22 2014 +0000 +++ b/main.cpp Sun May 11 18:52:57 2014 +0000 @@ -127,38 +127,30 @@ ++arrivedcount; } -int connect(MQTT::Client<IPStack, Countdown>::connectionLostInfo* info) -{ - char* hostname = "m2m.eclipse.org"; - int port = 1883; - lcd.printf("Connecting to %s:%d\n", hostname, port); - int rc = info->network->connect(hostname, port); - lcd.printf("rc from TCP connect is %d\n", rc); - - MQTTPacket_connectData data = MQTTPacket_connectData_initializer; - data.MQTTVersion = 3; - data.clientID.cstring = "mbed-icraggs"; - rc = info->client->connect(&data); - lcd.printf("rc from MQTT connect is %d\n", rc); - - return rc; -} - int main(int argc, char* argv[]) { IPStack ipstack = IPStack(); - float version = 0.3; + float version = 0.42; char* topic = "mbed-sample"; lcd.printf("Version is %f\n", version); MQTT::Client<IPStack, Countdown> client = MQTT::Client<IPStack, Countdown>(ipstack); - client.setConnectionLostHandler(connect); - - MQTT::Client<IPStack, Countdown>::connectionLostInfo info = {&client, &ipstack}; - int rc = connect(&info); + char* hostname = "m2m.eclipse.org"; + int port = 1883; + lcd.printf("Connecting to %s:%d\n", hostname, port); + int rc = ipstack.connect(hostname, port); + if (rc != 0) + lcd.printf("rc from TCP connect is %d\n", rc); + + MQTTPacket_connectData data = MQTTPacket_connectData_initializer; + data.MQTTVersion = 3; + data.clientID.cstring = "mbed-icraggs"; + rc = client.connect(&data); + if (rc != 0) + lcd.printf("rc from MQTT connect is %d\n", rc); rc = client.subscribe(topic, MQTT::QOS1, messageArrived); if (rc != 0)