Move MQTTSNPacket into subdirectory

2025-12-14 16:06:51 +01:00 · 2015-04-09 16:40:04 +01:00
parent b73a6712c1
commit 44dc71a2b1
41 changed files with 1015 additions and 19 deletions
--- a/MQTTSNPacket/samples/qos0pub_register.c
+++ b/MQTTSNPacket/samples/qos0pub_register.c
@@ -0,0 +1,131 @@
+/*******************************************************************************
+ * 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
+ *    Sergio R. Caprile - clarifications and/or documentation extension
+ *
+ * Description:
+ * Normal topic name used to show registration process
+ *******************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "MQTTSNPacket.h"
+#include "transport.h"
+
+
+int main(int argc, char** argv)
+{
+	int rc = 0;
+	int mysock;
+	unsigned char buf[500];
+	int buflen = sizeof(buf);
+	MQTTSN_topicid topic;
+	MQTTSNString topicstr;
+	int len = 0;
+	int retained = 0;
+	char *topicname = "iot-2/evt/status/fmt/json";
+	char *host = "127.0.0.1";
+	int port = 20000;
+	MQTTSNPacket_connectData options = MQTTSNPacket_connectData_initializer;
+	unsigned short topicid;
+
+	mysock = transport_open();
+	if(mysock < 0)
+		return mysock;
+
+	if (argc > 1)
+		host = argv[1];
+
+	if (argc > 2)
+		port = atoi(argv[2]);
+
+	printf("Sending to hostname %s port %d\n", host, port);
+
+	options.clientID.cstring = "d:quickstart:udptest:9002f7f1ad23";
+	len = MQTTSNSerialize_connect(buf, buflen, &options);
+	rc = transport_sendPacketBuffer(host, port, buf, len);
+
+	/* wait for connack */
+	if (MQTTSNPacket_read(buf, buflen, transport_getdata) == MQTTSN_CONNACK)
+	{
+		int connack_rc = -1;
+
+		if (MQTTSNDeserialize_connack(&connack_rc, buf, buflen) != 1 || connack_rc != 0)
+		{
+			printf("Unable to connect, return code %d\n", connack_rc);
+			goto exit;
+		}
+		else 
+			printf("connected rc %d\n", connack_rc);
+	}
+	else
+	{
+		printf("could not connect to gateway\n");
+		goto exit;
+	}
+
+	/* register topic name */
+	printf("Registering\n");
+	int packetid = 1;
+	topicstr.cstring = topicname;
+	topicstr.lenstring.len = strlen(topicname);
+	len = MQTTSNSerialize_register(buf, buflen, 0, packetid, &topicstr);
+	rc = transport_sendPacketBuffer(host, port, buf, len);
+
+	if (MQTTSNPacket_read(buf, buflen, transport_getdata) == MQTTSN_REGACK) 	/* wait for regack */
+	{
+		unsigned short submsgid;
+		unsigned char returncode;
+
+		rc = MQTTSNDeserialize_regack(&topicid, &submsgid, &returncode, buf, buflen);
+		if (returncode != 0)
+		{
+			printf("return code %d\n", returncode);
+			goto exit;
+		}
+		else
+			printf("regack topic id %d\n", topicid);
+	}
+	else
+		goto exit;
+
+    while (1)
+    {
+        if (1)
+        {               
+			/* publish with obtained id */
+			printf("Publishing\n");
+			topic.type = MQTTSN_TOPIC_TYPE_NORMAL;
+			topic.data.id = topicid;
+			static const char* joypos[] = {"SN-LEFT", "SN-RIGHT", "SN-CENTRE", "SN-UP", "SN-DOWN"};
+
+		   	unsigned char payload[250];
+    		int payloadlen = sprintf((char*)payload,
+     "{\"d\":{\"myName\":\"IoT mbed\",\"accelX\":%0.4f,\"accelY\":%0.4f,\"accelZ\":%0.4f,\"temp\":%0.4f,\"joystick\":\"%s\",\"potentiometer1\":%0.4f,\"potentiometer2\":%0.4f}}",
+			(rand() % 10) * 2.0, (rand() % 10) * 2.0, (rand() % 10) * 2.0, (rand() % 10) + 18.0, joypos[rand() % 5], (rand() % 10) * 30.0, (rand() % 10) * 30.0); 
+			len = MQTTSNSerialize_publish(buf, buflen, 0, 0, retained, 0, topic, payload, payloadlen);
+			rc = transport_sendPacketBuffer(host, port, buf, len);
+
+			printf("rc %d from send packet for publish length %d\n", rc, len);
+        }
+        sleep(1);  // Publish a message every second
+	}
+exit:
+	transport_close();
+
+	return 0;
+}