class PuTTY::Key::PPK::GetbyteIo
Wraps an IO
-like instance, providing an implementation of #getbyte
. Allows reading from IO
-like instances that only provide #read
.
Public Class Methods
new(io)
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Initializes a new {GetbyteIO} with the given IO
-like instance.
@param io [Object] An IO
-like instance.
# File lib/putty/key/ppk.rb, line 656 def initialize(io) @io = io @outbuf = ' '.b end
Public Instance Methods
getbyte()
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Gets the next 8-bit byte (0..255) from the IO
-like instance.
@return [Integer] the next byte or nil
if the end of the stream has been reached.
# File lib/putty/key/ppk.rb, line 665 def getbyte s = @io.read(1, @outbuf) s && s.getbyte(0) end