metasploit-framework/lib/rex/io/stream_abstraction.rb

51 lines
851 B
Ruby

#!/usr/bin/ruby
require 'socket'
module Rex
module IO
###
#
# This class provides an abstraction to a stream based
# connection through the use of a streaming socketpair.
#
###
module StreamAbstraction
#
# This method creates a streaming socket pair and initializes it.
#
def initialize_abstraction
self.lsock, self.rsock = ::Socket.pair(::Socket::AF_UNIX,
::Socket::SOCK_STREAM, 0)
self.lsock.extend(Rex::IO::Stream)
self.rsock.extend(Rex::IO::Stream)
end
#
# This method cleans up the abstraction layer.
#
def cleanup_abstraction
self.lsock.close if (self.lsock)
self.rsock.close if (self.rsock)
self.lsock = nil
self.rsock = nil
end
#
# The left side of the stream.
#
attr_reader :lsock
#
# The right side of the stream.
#
attr_reader :rsock
protected
attr_writer :lsock, :rsock # :nodoc:
end
end; end