In character oriented protocol, the mechanism adopted is byte stuffing.In byte stuffing, a special byte called the escape character (ESC) is stuffed before every byte in the message with the same pattern as the flag byte. If the ESC sequence is found in the message byte, then another ESC ...
GlassGem is a Swift package that implements the Consistent Overhead Byte Stuffing (COBS) algorithm for encoding arbitrary data with single byte packet delimiters. It consists of an extension on Data with exactly two methods: encodedUsingCOBS() and decodedFromCOBS(). Usage Encoding: let someData ...
I can't tell you how many bugs I fixed involving a screw-up with the mask value and the shift operations needed in the bit-stuffing approach. When I worked in Ada using the record approach, we never had any issues with inadvertent bits being changed. ...