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_record.cpp@0:a9259748d982, 2018-05-19 (annotated)

Committer:
kpniot
Date:
Sat May 19 17:35:20 2018 +0000
Revision:
0:a9259748d982
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kpniot 0:a9259748d982 1 /* _ __ ____ _ _
kpniot 0:a9259748d982 2 * | |/ / | _ \ | \ | |
kpniot 0:a9259748d982 3 * | ' / | |_) | | \| |
kpniot 0:a9259748d982 4 * | . \ | __/ | |\ |
kpniot 0:a9259748d982 5 * |_|\_\ |_| |_| \_|
kpniot 0:a9259748d982 6 *
kpniot 0:a9259748d982 7 * (c) 2018 KPN
kpniot 0:a9259748d982 8 * License: MIT License.
kpniot 0:a9259748d982 9 * Author: Jan Bogaerts
kpniot 0:a9259748d982 10 *
kpniot 0:a9259748d982 11 * support for int sensors
kpniot 0:a9259748d982 12 */
kpniot 0:a9259748d982 13
kpniot 0:a9259748d982 14 #include <senml_int_record.h>
kpniot 0:a9259748d982 15 #include <cbor.h>
kpniot 0:a9259748d982 16 #include <senml_helpers.h>
kpniot 0:a9259748d982 17 #include <senml_int_pack.h>
kpniot 0:a9259748d982 18 #include <senml_double_pack.h>
kpniot 0:a9259748d982 19
kpniot 0:a9259748d982 20 SenMLIntRecord::SenMLIntRecord(const char* name): SenMLRecordTemplate(name)
kpniot 0:a9259748d982 21 {
kpniot 0:a9259748d982 22 }
kpniot 0:a9259748d982 23
kpniot 0:a9259748d982 24 SenMLIntRecord::SenMLIntRecord(const char* name, SenMLUnit unit): SenMLRecordTemplate(name, unit)
kpniot 0:a9259748d982 25 {
kpniot 0:a9259748d982 26 }
kpniot 0:a9259748d982 27
kpniot 0:a9259748d982 28 int SenMLIntRecord::getAdjustedValue()
kpniot 0:a9259748d982 29 {
kpniot 0:a9259748d982 30 int adjustedValue = this->get();
kpniot 0:a9259748d982 31 if(_streamCtx->baseDataType == CBOR_TYPE_INT){
kpniot 0:a9259748d982 32 if(this->asSum())
kpniot 0:a9259748d982 33 adjustedValue -= ((SenMLIntPack*)this->getRoot())->getBaseSum();
kpniot 0:a9259748d982 34 else
kpniot 0:a9259748d982 35 adjustedValue -= ((SenMLIntPack*)this->getRoot())->getBaseValue();
kpniot 0:a9259748d982 36 }
kpniot 0:a9259748d982 37 return adjustedValue;
kpniot 0:a9259748d982 38 }
kpniot 0:a9259748d982 39
kpniot 0:a9259748d982 40 double SenMLIntRecord::getAdjustedValueD()
kpniot 0:a9259748d982 41 {
kpniot 0:a9259748d982 42 double adjustedValue = this->get();
kpniot 0:a9259748d982 43 if(_streamCtx->baseDataType == CBOR_TYPE_DOUBLE){
kpniot 0:a9259748d982 44 if(this->asSum())
kpniot 0:a9259748d982 45 adjustedValue -= ((SenMLDoublePack*)this->getRoot())->getBaseSum();
kpniot 0:a9259748d982 46 else
kpniot 0:a9259748d982 47 adjustedValue -= ((SenMLDoublePack*)this->getRoot())->getBaseValue();
kpniot 0:a9259748d982 48 }
kpniot 0:a9259748d982 49 return adjustedValue;
kpniot 0:a9259748d982 50 }
kpniot 0:a9259748d982 51
kpniot 0:a9259748d982 52 void SenMLIntRecord::fieldsToJson()
kpniot 0:a9259748d982 53 {
kpniot 0:a9259748d982 54 SenMLRecord::fieldsToJson();
kpniot 0:a9259748d982 55 if(this->asSum())
kpniot 0:a9259748d982 56 printText(",\"s\":", 5);
kpniot 0:a9259748d982 57 else
kpniot 0:a9259748d982 58 printText(",\"v\":", 5);
kpniot 0:a9259748d982 59
kpniot 0:a9259748d982 60 //if the parent pack has a base value or base sum of type double, then we need to render a double value.
kpniot 0:a9259748d982 61 if(_streamCtx->baseDataType == CBOR_TYPE_INT || _streamCtx->baseDataType == CBOR_TYPE_DATA){
kpniot 0:a9259748d982 62 #ifdef __MBED__
kpniot 0:a9259748d982 63 char buf[10];
kpniot 0:a9259748d982 64 sprintf(buf, "%d", this->getAdjustedValue());
kpniot 0:a9259748d982 65 String val = buf;
kpniot 0:a9259748d982 66 #else
kpniot 0:a9259748d982 67 String val(this->getAdjustedValue());
kpniot 0:a9259748d982 68 #endif
kpniot 0:a9259748d982 69 printText(val.c_str(), val.length());
kpniot 0:a9259748d982 70 }
kpniot 0:a9259748d982 71 else{
kpniot 0:a9259748d982 72 printDouble(this->getAdjustedValueD(), SENML_MAX_DOUBLE_PRECISION);
kpniot 0:a9259748d982 73 }
kpniot 0:a9259748d982 74 }
kpniot 0:a9259748d982 75
kpniot 0:a9259748d982 76
kpniot 0:a9259748d982 77 int SenMLIntRecord::fieldsToCbor()
kpniot 0:a9259748d982 78 {
kpniot 0:a9259748d982 79 int res = SenMLRecord::fieldsToCbor();
kpniot 0:a9259748d982 80 if(this->asSum())
kpniot 0:a9259748d982 81 res += cbor_serialize_int(SENML_CBOR_S_LABEL);
kpniot 0:a9259748d982 82 else
kpniot 0:a9259748d982 83 res += cbor_serialize_int(SENML_CBOR_V_LABEL);
kpniot 0:a9259748d982 84
kpniot 0:a9259748d982 85 //if the parent pack has a base value or base sum of type double, then we need to render a double value.
kpniot 0:a9259748d982 86 if(_streamCtx->baseDataType == CBOR_TYPE_INT || _streamCtx->baseDataType == CBOR_TYPE_DATA)
kpniot 0:a9259748d982 87 res += cbor_serialize_int(this->getAdjustedValue());
kpniot 0:a9259748d982 88 else
kpniot 0:a9259748d982 89 res += cbor_serialize_double(this->getAdjustedValueD());
kpniot 0:a9259748d982 90 return res;
kpniot 0:a9259748d982 91 }
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