Format a message in to a byte buffer

C# |
protected internal virtual int format( byte[] buf, int offset, LBMSDMessage v )

- buf (array< Byte >[]()[])
- The byte buffer to have the message formatted in
- offset (Int32)
- The offset to begin formatting in the buffer
- v (LBMSDMessage)
- The message to be formatted

The updated offset after formatting (points to an unused offset)