1 --- Binary operations and conversion.
4 --- Return a hexadecimal ASCII represantation of the content of a buffer.
7 -- @param buffer Buffer
8 -- @return representation using characters [0-9a-f]
10 --- Return a binary buffer from a hexadecimal ASCII representation.
13 -- @param hexvalue representation using characters [0-9a-f]
14 -- @return binary data
16 --- Calculate the CRC32 value of a buffer.
19 -- @param buffer Buffer
20 -- @param initial Initial CRC32 value (optional)
21 -- @return crc32 value
23 --- Base64 encode a given buffer.
26 -- @param buffer Buffer
27 -- @return base64 encoded buffer
29 --- Base64 decode a given buffer.
32 -- @param buffer Base 64 Encoded data
33 -- @return binary data