KPN IoT / senml

The KPN SenML library helps you create and parse senml documents in both json and cbor format. The library can be used for sending sensor data and receiving actuator commands.

Fork of kpn_senml by KPN IoT

senml_string_actuator.h

Committer:
kpniot
Date:
2018-05-27
Revision:
2:9b44be6e79ac
Parent:
0:a9259748d982

File content as of revision 2:9b44be6e79ac:

/*  _  __  ____    _   _ 
 * | |/ / |  _ \  | \ | |
 * | ' /  | |_) | |  \| |
 * | . \  |  __/  | |\  |
 * |_|\_\ |_|     |_| \_|
 * 
 * (c) 2018 KPN
 * License: MIT License.
 * Author: Jan Bogaerts
 * 
 * support for string actuators
 */

#ifndef SENMLSTRINGACTUATOR
#define SENMLSTRINGACTUATOR

#include <senml_string_record.h>

#define STRING_ACTUATOR_SIGNATURE void (*callback)(const char*)

/**
 * A SenMLRecord that stores text data and supports actuation.
 */ 
class SenMLStringActuator: public SenMLStringRecord
{
public:
    SenMLStringActuator(const char* name, STRING_ACTUATOR_SIGNATURE): SenMLStringRecord(name, SENML_UNIT_NONE, NULL), callback(callback) {};
    SenMLStringActuator(const char* name, SenMLUnit unit, STRING_ACTUATOR_SIGNATURE): SenMLStringRecord(name, unit, NULL), callback(callback) {};
    SenMLStringActuator(const char* name, SenMLUnit unit, const char* value, STRING_ACTUATOR_SIGNATURE):  SenMLStringRecord(name, unit, value), callback(callback) {};
    ~SenMLStringActuator(){};

protected:

    /**
     * called while parsing a senml message, when the parser found the value for an SenMLJsonListener
     */
    virtual void actuate(const void* value, int dataLength, SenMLDataType dataType);

private:
    STRING_ACTUATOR_SIGNATURE;
};

#endif // SENMLSTRINGACTUATOR