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_int_pack.cpp

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
 * 
 * pack (document) with int base values
 */


#include <senml_int_pack.h> 
#include <senml_helpers.h>
#include <cbor.h>
 

void SenMLIntPack::setupStreamCtx(Stream *dest, SenMLStreamMethod format)
{
    SenMLPack::setupStreamCtx(dest, format);
    _streamCtx->baseValue.baseInt = this->getBaseValue();
    _streamCtx->baseSum.baseInt = this->getBaseValue();
    _streamCtx->baseDataType = CBOR_TYPE_INT;
}

void SenMLIntPack::setupStreamCtx(char *dest, int length, SenMLStreamMethod format)
{
    SenMLPack::setupStreamCtx(dest, length, format);
    _streamCtx->baseValue.baseInt = this->getBaseValue();
    _streamCtx->baseSum.baseInt = this->getBaseValue();
    _streamCtx->baseDataType = CBOR_TYPE_INT;
}

void SenMLIntPack::fieldsToJson() 
{
    int val;
    String strVal;
    SenMLPack::fieldsToJson();
    val = this->getBaseValue();
    if(val != 0){
        printText(",\"bv\":", 6);
        strVal = val;
        printText(strVal.c_str(), strVal.length());
    }

    val = this->getBaseSum();
    if(val != 0){
        printText(",\"bs\":", 6);
        strVal = val;
        printText(strVal.c_str(), strVal.length());
    }

}

int SenMLIntPack::fieldsToCbor() 
{
    int val;
    int res = SenMLPack::fieldsToCbor();
    
    val = this->getBaseValue();
    if(val){
        res += cbor_serialize_int(SENML_CBOR_VB_LABEL);
        res += cbor_serialize_int(val);
    }

    val = this->getBaseSum();
    if(val){
        res += cbor_serialize_int(SENML_CBOR_BS_LABEL);
        res += cbor_serialize_int(val);
    }
    return res;
}