Diff: main.cpp

Revision:

0:94dd0d864d76

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Feb 23 12:55:41 2015 +0000
@@ -0,0 +1,119 @@
+// https://developer.mbed.org/teams/mqtt/code/HelloMQTT
+#include "mbed.h"
+#include "AbitUSBModem.h"
+
+Serial pc(USBTX, USBRX);
+DigitalOut myled(LED1);
+
+#include "MQTTAbitUSBModem.h"
+#include "MQTTClient.h"
+
+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\n", message.payloadlen, (char*)message.payload);
+    ++arrivedcount;
+//    printf((char*)message.payload);
+}
+
+void test(void const*) 
+{
+    MQTTAbitUSBModem ipstack = MQTTAbitUSBModem();
+    float version = 0.47;
+    char* topic = "mbed-sample";
+
+    AbitUSBModem &modem = ipstack.getModem();
+    printf("IP Address %s\r\n", modem.getIPAddress());
+
+    printf("Version is %f\r\n", version);
+
+    MQTT::Client<MQTTAbitUSBModem, Countdown> client = MQTT::Client<MQTTAbitUSBModem, 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 = 3;
+    data.clientID.cstring = "mbed-sample";
+    data.username.cstring = "testuser";
+    data.password.cstring = "testpassword";
+    if ((rc = client.connect(data)) != 0)
+        printf("rc from MQTT connect is %d\r\n", rc);
+
+    if ((rc = client.subscribe(topic, MQTT::QOS1, 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 < 1)
+        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 < 2)
+        client.yield(100);
+
+#if MQTTCLIENT_QOS2
+    // QoS 2
+    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 < 3)
+        client.yield(100);
+
+    // n * QoS 2
+    for (int i = 1; i <= 10; ++i)
+    {
+        sprintf(buf, "Hello World!  QoS 2 message number %d from app version %f\r\n", i, version);
+        message.qos = MQTT::QOS2;
+        message.payloadlen = strlen(buf)+1;
+        rc = client.publish(topic, message);
+        while (arrivedcount < i + 3)
+            client.yield(100);
+    }
+#endif
+
+    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();
+
+    Thread::wait(1000);
+    printf("exit\r\n");
+    modem.disconnect();  
+}
+
+int main()
+{
+    pc.baud(115200); 
+    printf("** PHS MQTT\r\n");
+
+    Thread testTask(test, NULL, osPriorityNormal, 1024 * 4);
+    while(1) {
+        myled = !myled;
+        Thread::wait(1000);  
+    }
+}