--- Binary operations and conversion. module "nixio.bin" --- Return a hexadecimal ASCII represantation of the content of a buffer. -- @class function -- @name hexlify -- @param buffer Buffer -- @return representation using characters [0-9a-f] --- Return a binary buffer from a hexadecimal ASCII representation. -- @class function -- @name unhexlify -- @param hexvalue representation using characters [0-9a-f] -- @return binary data --- Calculate the CRC32 value of a buffer. -- @class function -- @name crc32 -- @param buffer Buffer -- @param initial Initial CRC32 value (optional) -- @return crc32 value --- Base64 encode a given buffer. -- @class function -- @name b64encode -- @param buffer Buffer -- @return base64 encoded buffer --- Base64 decode a given buffer. -- @class function -- @name b64decode -- @param buffer Base 64 Encoded data -- @return binary data