Sha256: 6fa32b81f93a8af9f5239ee5ca3ea1b31279c8fb61c2164a615287fe53bc8c74
Contents?: true
Size: 727 Bytes
Versions: 45
Compression:
Stored size: 727 Bytes
Contents
module Zip
class DecryptedIo #:nodoc:all
CHUNK_SIZE = 32_768
def initialize(io, decrypter)
@io = io
@decrypter = decrypter
end
def read(length = nil, outbuf = +'')
return (length.nil? || length.zero? ? '' : nil) if eof
while length.nil? || (buffer.bytesize < length)
break if input_finished?
buffer << produce_input
end
outbuf.replace(buffer.slice!(0...(length || output_buffer.bytesize)))
end
private
def eof
buffer.empty? && input_finished?
end
def buffer
@buffer ||= +''
end
def input_finished?
@io.eof
end
def produce_input
@decrypter.decrypt(@io.read(CHUNK_SIZE))
end
end
end
Version data entries
45 entries across 35 versions & 8 rubygems