77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
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/*******************************************************************************
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* Copyright (c) 2014 IBM Corp.
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*
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* and Eclipse Distribution License v1.0 which accompany this distribution.
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*
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* The Eclipse Public License is available at
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* http://www.eclipse.org/legal/epl-v10.html
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* and the Eclipse Distribution License is available at
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* http://www.eclipse.org/org/documents/edl-v10.php.
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*
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* Contributors:
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* Ian Craggs - initial API and implementation and/or initial documentation
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* Sergio R. Caprile - clarifications and/or documentation extension
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*******************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "MQTTPacket.h"
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#include "transport.h"
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int main(int argc, char *argv[])
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{
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MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
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int rc = 0;
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char buf[200];
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int buflen = sizeof(buf);
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int mysock = 0;
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MQTTString topicString = MQTTString_initializer;
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char* payload = "mypayload";
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int payloadlen = strlen(payload);
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int len = 0;
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char *host = "m2m.eclipse.org";
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int port = 1883;
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if (argc > 1)
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host = argv[1];
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if (argc > 2)
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port = atoi(argv[2]);
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mysock = transport_open(host,port);
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if(mysock < 0)
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return mysock;
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printf("Sending to hostname %s port %d\n", host, port);
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data.clientID.cstring = "me";
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data.keepAliveInterval = 20;
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data.cleansession = 1;
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data.username.cstring = "testuser";
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data.password.cstring = "testpassword";
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data.MQTTVersion = 4;
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len = MQTTSerialize_connect((unsigned char *)buf, buflen, &data);
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topicString.cstring = "mytopic";
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len += MQTTSerialize_publish((unsigned char *)(buf + len), buflen - len, 0, 0, 0, 0, topicString, (unsigned char *)payload, payloadlen);
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len += MQTTSerialize_disconnect((unsigned char *)(buf + len), buflen - len);
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rc = transport_sendPacketBuffer(mysock, buf, len);
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if (rc == len)
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printf("Successfully published\n");
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else
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printf("Publish failed\n");
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exit:
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transport_close(mysock);
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return 0;
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}
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