chickadee » message-digest » message-digest-chunk-port-read-maker

message-digest-chunk-port-read-maker #!optional CONSTRUCTORparameter

Supplies the procedure used to create an input procedure.

CONSTRUCTOR is a (INPUT-PORT #!optional SIZE) -> (-> byte-source). The first argument is the chunk source port and the second argument is the size of chunks.

The default CONSTRUCTOR will return a procedure that reads from INPUT-PORT in (message-digest-chunk-size) bytes.