convert hex data into a human-readable representation

Hello!
How convert hex data (received from the device) into a human-readable representation. In c++ language

for example this data 7E A0 0A 00 02 7C D9 41 93 72 26 7E
convert to :
<HDLC len="12" >
<TargetAddress Value="24428" />
<SourceAddress Value="32" />
<!--SNRM frame.-->
<FrameType Value="93" />
<Snrm>
</Snrm>
</HDLC>

this function is here : https://www.gurux.fi/GuruxDLMSTranslator (messages tab)