Ian Craggs / Mbed OS HelloMQTT

Sample MQTT program - simple send and receive

Dependencies:   C12832 MQTT

Fork of HelloMQTT by MQTT

MQTTNetwork.h@20:49c9daf2b0ff, 2017-01-10 (annotated)

Committer:
Jan Jongboom
Date:
Tue Jan 10 18:10:17 2017 -0600
Revision:
20:49c9daf2b0ff
Child:
21:a68bd76740f9
Update to mbed OS 5, use NetworkInterface for multiple connectivity methods - not just ethernet

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jan Jongboom 20:49c9daf2b0ff 1 #ifndef _MQTTNETWORK_H_
Jan Jongboom 20:49c9daf2b0ff 2 #define _MQTTNETWORK_H_
Jan Jongboom 20:49c9daf2b0ff 3
Jan Jongboom 20:49c9daf2b0ff 4 #include "NetworkInterface.h"
Jan Jongboom 20:49c9daf2b0ff 5
Jan Jongboom 20:49c9daf2b0ff 6 class MQTTNetwork {
Jan Jongboom 20:49c9daf2b0ff 7 public:
Jan Jongboom 20:49c9daf2b0ff 8 MQTTNetwork(NetworkInterface* aNetwork) : network(aNetwork) {
Jan Jongboom 20:49c9daf2b0ff 9 socket = new TCPSocket();
Jan Jongboom 20:49c9daf2b0ff 10 }
Jan Jongboom 20:49c9daf2b0ff 11
Jan Jongboom 20:49c9daf2b0ff 12 ~MQTTNetwork() {
Jan Jongboom 20:49c9daf2b0ff 13 delete socket;
Jan Jongboom 20:49c9daf2b0ff 14 }
Jan Jongboom 20:49c9daf2b0ff 15
Jan Jongboom 20:49c9daf2b0ff 16 int read(unsigned char* buffer, int len, int timeout) {
Jan Jongboom 20:49c9daf2b0ff 17 return socket->recv(buffer, len);
Jan Jongboom 20:49c9daf2b0ff 18 }
Jan Jongboom 20:49c9daf2b0ff 19
Jan Jongboom 20:49c9daf2b0ff 20 int write(unsigned char* buffer, int len, int timeout) {
Jan Jongboom 20:49c9daf2b0ff 21 return socket->send(buffer, len);
Jan Jongboom 20:49c9daf2b0ff 22 }
Jan Jongboom 20:49c9daf2b0ff 23
Jan Jongboom 20:49c9daf2b0ff 24 int connect(const char* hostname, int port) {
Jan Jongboom 20:49c9daf2b0ff 25 socket->open(network);
Jan Jongboom 20:49c9daf2b0ff 26 return socket->connect(hostname, port);
Jan Jongboom 20:49c9daf2b0ff 27 }
Jan Jongboom 20:49c9daf2b0ff 28
Jan Jongboom 20:49c9daf2b0ff 29 void disconnect() {
Jan Jongboom 20:49c9daf2b0ff 30
Jan Jongboom 20:49c9daf2b0ff 31 }
Jan Jongboom 20:49c9daf2b0ff 32
Jan Jongboom 20:49c9daf2b0ff 33 private:
Jan Jongboom 20:49c9daf2b0ff 34 NetworkInterface* network;
Jan Jongboom 20:49c9daf2b0ff 35 TCPSocket* socket;
Jan Jongboom 20:49c9daf2b0ff 36 };
Jan Jongboom 20:49c9daf2b0ff 37
Jan Jongboom 20:49c9daf2b0ff 38 #endif // _MQTTNETWORK_H_