metasploit-framework/lib/rex/socket/comm/local.rb

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require 'Rex/Socket'
require 'Rex/Socket/Tcp'
require 'Rex/Socket/TcpServer'
###
#
# Local
# -----
#
# Local communication class factory.
#
###
class Rex::Socket::Comm::Local
#
# Creates an instance of a socket using the supplied parameters.
#
def self.create(param)
case param.proto
when 'tcp'
return create_tcp(param)
else
raise RuntimeError, "Unsupported protocol: #{param.proto}", caller # FIXME EXCEPTION
end
end
#
# Creates a TCP socket
#
def self.create_tcp(param)
# Create the raw TCP socket
sock = ::Socket.new(::Socket::AF_INET, 'tcp', 0)
# Bind to a given local address and/or port if they are supplied
if (param.localhost || param.localport)
sock.bind(to_sockaddr(param.localhost, param.localport))
end
# If a server TCP instance is being created...
if (param.server?)
sock.listen(32)
return sock if (param.bare?)
return Rex::Socket::TcpServer.new(sock)
# Otherwise, if we're creating a client...
else
sock.connect(to_sockaddr(param.peerhost, param.peerport))
return sock if (param.bare?)
return Rex::Socket::Tcp.new(sock)
end
end
end