senml_binary_record.cpp

00001 /*  _  __  ____    _   _ 
00002  * | |/ / |  _ \  | \ | |
00003  * | ' /  | |_) | |  \| |
00004  * | . \  |  __/  | |\  |
00005  * |_|\_\ |_|     |_| \_|
00006  * 
00007  * (c) 2018 KPN
00008  * License: MIT License.
00009  * Author: Jan Bogaerts
00010  * 
00011  * support for binary sensors
00012  */
00013 
00014 #include <senml_binary_record.h>
00015 #include <senml_helpers.h>
00016 #include <cbor.h>
00017 
00018 SenMLBinaryRecord::SenMLBinaryRecord(const char* name): SenMLRecord(name)
00019 {
00020 }
00021 
00022 SenMLBinaryRecord::SenMLBinaryRecord(const char* name, SenMLUnit unit): SenMLRecord(name, unit)
00023 {
00024 }
00025 
00026 bool SenMLBinaryRecord::set(unsigned char* value, unsigned int length, double time) 
00027 {
00028     this->_value = (unsigned char*)malloc(length);
00029     memcpy(this->_value, value, length);
00030     this->_length = length;
00031     return this->setTime(time);
00032 }
00033 
00034 
00035 void SenMLBinaryRecord::fieldsToJson()
00036 {
00037     SenMLRecord::fieldsToJson();
00038     printText(",\"vd\":\"", 7);
00039     printBinaryAsBase64(this->_value, this->_length);
00040     printText("\"", 1);
00041 }
00042 
00043 int SenMLBinaryRecord::fieldsToCbor()
00044 {
00045     int res = SenMLRecord::fieldsToCbor();
00046     res += cbor_serialize_int(SENML_CBOR_VD_LABEL);
00047     res += cbor_serialize_byte_string((const char*)this->_value, this->_length);
00048     return res;
00049 }
00050 
00051 
00052 
00053 
00054 
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00056