Program to test extending the C027_Support libraries to support TLS/SSL
Dependencies: C027_Support MQTT mbed-dev
Diff: main.cpp
- Revision:
- 0:29cc8656f38b
diff -r 000000000000 -r 29cc8656f38b main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Jan 24 22:34:04 2017 +0000 @@ -0,0 +1,147 @@ +/******************************************************************************* + * Copyright (c) 2014 IBM Corp. + * + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * and Eclipse Distribution License v1.0 which accompany this distribution. + * + * The Eclipse Public License is available at + * http://www.eclipse.org/legal/epl-v10.html + * and the Eclipse Distribution License is available at + * http://www.eclipse.org/org/documents/edl-v10.php. + * + * Contributors: + * Ian Craggs - initial API and implementation and/or initial documentation + *******************************************************************************/ + + /** + This is a sample program to illustrate the use of the MQTT Client library + on the mbed platform. The Client class requires two classes which mediate + access to system interfaces for networking and timing. As long as these two + classes provide the required public programming interfaces, it does not matter + what facilities they use underneath. In this program, they use the mbed + system libraries. + + */ +#include "mbed.h" + +//------------------------------------------------------------------------------------ +// You need to configure these cellular modem / SIM parameters. +// These parameters are ignored for LISA-C200 variants and can be left NULL. +//------------------------------------------------------------------------------------ +#include "MDM.h" +//! Set your secret SIM pin here (e.g. "1234"). Check your SIM manual. +#define SIMPIN NULL +/*! The APN of your network operator SIM, sometimes it is "internet" check your + contract with the network operator. You can also try to look-up your settings in + google: https://www.google.de/search?q=APN+list */ +#define APN "epc.tmobile.com" +//! Set the user name for your APN, or NULL if not needed +#define USERNAME NULL +//! Set the password for your APN, or NULL if not needed +#define PASSWORD NULL +//------------------------------------------------------------------------------------ + +#include "MQTTSocket.h" +#include "MQTTClient.h" +DigitalOut myled(LED1); + +int arrivedcount = 0; + +void messageArrived(MQTT::MessageData& md) +{ + MQTT::Message &message = md.message; + printf("Message arrived: qos %d, retained %d, dup %d, packetid %d\r\n", message.qos, message.retained, message.dup, message.id); + printf("Payload %.*s\r", message.payloadlen, (char*)message.payload); + ++arrivedcount; +} + + +int main(int argc, char* argv[]) +{ + + printf("start\r\n"); + MDMSerial mdm(PC_10,PC_11); + //mdm.setDebug(4); // enable this for debugging issues + printf("attempting to connect to network\r\n"); + if (!mdm.connect(SIMPIN, APN,USERNAME,PASSWORD)){ + printf("no connect\r\n"); + while(1) { + myled = 1; + wait(0.25); + myled = 0; + wait(0.25); + } + } + + MQTTSocket ipstack = MQTTSocket(); + float version = 0.47; + char* topic = "HelloWorld"; + + printf("Version is %f\r\n", version); + + MQTT::Client<MQTTSocket, Countdown> client = MQTT::Client<MQTTSocket, Countdown>(ipstack); + + char* hostname = "m2m.eclipse.org"; + int port = 1883; + printf("Connecting to %s:%d\r\n", hostname, port); + int rc = ipstack.connect(hostname, port); + if (rc != 0) + printf("rc from TCP connect is %d\r\n", rc); + + MQTTPacket_connectData data = MQTTPacket_connectData_initializer; + data.MQTTVersion = 4; + data.clientID.cstring = "MQTT_Test"; + if ((rc = client.connect(data)) != 0) + printf("rc from MQTT connect is %d\n", rc); + + if ((rc = client.subscribe(topic, MQTT::QOS0, messageArrived)) != 0) + printf("rc from MQTT subscribe is %d\r\n", rc); + + MQTT::Message message; + + // QoS 0 + char buf[100]; + sprintf(buf, "Hello World! QoS 0 message from app version %f\r\n", version); + message.qos = MQTT::QOS0; + message.retained = false; + message.dup = false; + message.payload = (void*)buf; + message.payloadlen = strlen(buf)+1; + rc = client.publish(topic, message); + while (arrivedcount == 0) + client.yield(100); + + // QoS 1 + sprintf(buf, "Hello World! QoS 1 message from app version %f\r\n", version); + message.qos = MQTT::QOS1; + message.payloadlen = strlen(buf)+1; + rc = client.publish(topic, message); + while (arrivedcount == 1) + client.yield(100); + /* + // QoS 2 + //todo configure server for QoS2 + sprintf(buf, "Hello World! QoS 2 message from app version %f\r\n", version); + message.qos = MQTT::QOS2; + message.payloadlen = strlen(buf)+1; + rc = client.publish(topic, message); + while (arrivedcount == 2) + client.yield(100); + */ + if ((rc = client.unsubscribe(topic)) != 0) + printf("rc from unsubscribe was %d\r\n", rc); + + if ((rc = client.disconnect()) != 0) + printf("rc from disconnect was %d\r\n", rc); + + ipstack.disconnect(); + mdm.disconnect(); + mdm.powerOff(); + + printf("Version %.2f: finish %d msgs\r\n", version, arrivedcount); + printf("Finishing with %d messages received\r\n", arrivedcount); + + return 0; +} +