
123
Dependencies: MQTTSN
Client-main.cpp
- Committer:
- m_ahsan
- Date:
- 2018-12-10
- Revision:
- 13:8f1f478c300a
File content as of revision 13:8f1f478c300a:
/* SpwfInterface NetworkSocketAPI Example Program * Copyright (c) 2015 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "mbed.h" #define MQTTSNCLIENT_QOS2 1 //#include "TCPSocket.h" //#include "UDPSocket.h" #include "MQTTSNUDP.h" #include "MQTTSNClient.h" // //------------------------------------ // Hyperterminal configuration // 9600 bauds, 8-bit data, no parity //------------------------------------ Serial pc(USBTX, USBRX); DigitalOut myled(LED1); int arrivedcount = 0; void messageArrived(MQTTSN::MessageData& md) { MQTTSN::Message &message = md.message; printf("Message arrived: qos %d, retained %d, dup %d, packetid %d\n, Number: %d", message.qos, message.retained, message.dup, message.id, arrivedcount); printf("Payload %.*s\n", message.payloadlen, (char*)message.payload); ++arrivedcount; puts((char*)message.payload); } int main() { float version = 0.47; char* topic = "mbed-sample"; MQTTSNUDP ipstack = MQTTSNUDP(); char * ssid = "KICS-IOT-DHCP"; char * seckey = "AAAFFFBBBC"; printf("\r\nX-NUCLEO-IDW01M1 mbed Application\r\n"); printf("\r\nconnecting to AP\r\n"); if(spwf.connect(ssid, seckey, NSAPI_SECURITY_WPA2)) { printf("\r\nnow connected\r\n"); } else { printf("\r\nerror connecting to AP.\r\n"); return -1; } const char* Local_IP = spwf.get_ip_address(); printf("IP Address of Device is: %s\n", Local_IP); const char* Local_MAC = spwf.get_mac_address(); printf("MAC Address of Device is: %s\n", Local_MAC); MQTTSN::Client<MQTTSNUDP, Countdown> client = MQTTSN::Client<MQTTSNUDP, Countdown>(ipstack); char* hostname = "192.168.0.114"; int port = 10000; printf("Connecting to %s:%d\n", hostname, port); int rc = ipstack.connect(hostname, port); if (rc != 0) printf("rc from UDP connect is %d\n", rc); else printf("UDP connected\n"); MQTTSNPacket_connectData data = MQTTSNPacket_connectData_initializer; data.clientID.cstring = "mbed-sample"; data.duration = 60; if ((rc = client.connect(data)) != 0) printf("rc from MQTT connect is %d\n", rc); else printf("MQTT Connected\n"); MQTTSN_topicid topicid; topicid.type = MQTTSN_TOPIC_TYPE_NORMAL; topicid.data.long_.name = topic; topicid.data.long_.len = strlen(topic); MQTTSN::QoS grantedQoS; if ((rc = client.subscribe(topicid, MQTTSN::QOS1, grantedQoS, messageArrived)) != 0) printf("rc from MQTT subscribe is %d\n", rc); else printf("Subscribed to Topic %s\n", topic); MQTTSN::Message message; char buf[100]; int i; // QoS 0 for(i = 0 ; i<= 10; i++){ sprintf(buf, "Hello World! QoS 0 message from app version %f\n", version); message.qos = MQTTSN::QOS0; message.retained = false; message.dup = false; message.payload = (void*)buf; message.payloadlen = strlen(buf)+1; if ((rc = client.publish(topicid, message)) != 0) printf("rc from MQTT Publish is %d\n", rc); else printf("Published Buffer %s to Topic %s\n",buf, topic); printf("arrivedcount %d, i = %d\n",arrivedcount, i); //while (arrivedcount < i) client.yield(100); } wait(1); // QoS 1 sprintf(buf, "Hello World! QoS 1 message from app version %f\n", version); message.qos = MQTTSN::QOS1; message.payloadlen = strlen(buf)+1; if ((rc = client.publish(topicid, message)) != 0) printf("rc from MQTT Publish is %d\n", rc); else printf("Published Buffer %s to Topic %s\n",buf, topic); i++; //while (arrivedcount < i) client.yield(100); wait(1); // QoS 1 sprintf(buf, "Hello World! QoS 2 message from app version %f\n", version); message.qos = MQTTSN::QOS2; message.payloadlen = strlen(buf)+1; if ((rc = client.publish(topicid, message)) != 0) printf("rc from MQTT Publish is %d\n", rc); else printf("Published Buffer %s to Topic %s\n",buf, topic); i++; //while (arrivedcount < i) client.yield(100); wait(1); /* // QoS 2 sprintf(buf, "Hello World! QoS 2 message from app version %f\n", version); message.qos = MQTTSN::QOS2; message.payloadlen = strlen(buf)+1; if ((rc = client.publish(topicid, message)) != 0) printf("rc from MQTT Publish is %d\n", rc); else printf("Published Buffer %s to Topic %s\n",buf, topic); i++; printf("arrivedcount %d, i = %d\n",arrivedcount, i); //while (arrivedcount < i) client.yield(100); wait(3); */ /* // n * QoS 2 for (int a = 1; a <= 10; a++) { sprintf(buf, "Hello World! QoS 2 message number %d from app version %f\n", i, version); message.qos = MQTTSN::QOS2; message.payloadlen = strlen(buf)+1; if ((rc = client.publish(topicid, message)) != 0) printf("rc from MQTT Publish is %d\n", rc); else printf("Published Buffer %s to Topic %s\n",buf, topic); i++; printf("arrivedcount %d, i = %d\n",arrivedcount, i); while (arrivedcount < i) client.yield(100); } */ if ((rc = client.unsubscribe(topicid)) != 0) printf("rc from unsubscribe was %d\n", rc); if ((rc = client.disconnect()) != 0) printf("rc from disconnect was %d\n", rc); ipstack.disconnect(); printf("Version %.2f: finish %d msgs\n", version, arrivedcount); printf("Finishing with %d messages received\n", arrivedcount); return 0; }