CRC.crc_update

You're seeing just the function crc_update, go back to CRC module for more information.

crc_update(resource, input)

Specs

crc_update(:crc_algorithm.resource(), iodata()) :: :crc_algorithm.resource()

Begins or continues a multi-part CRC calculation.

Takes a resource from result of crc_init/1 or previous crc_update/2 call, and binary input, returns a new resource to be used to continue or finalize the CRC calculation.