identities (Net::SSH::UserAuth::Agent)

    # File lib/net/ssh/userauth/agent.rb, line 88
            def identities
              case @version
                when 1
                  code1 = SSH_AGENT_REQUEST_RSA_IDENTITIES
                  code2 = SSH_AGENT_RSA_IDENTITIES_ANSWER
                when 2
                  code1 = SSH2_AGENT_REQUEST_IDENTITIES
                  code2 = SSH2_AGENT_IDENTITIES_ANSWER
                else
                  raise NotImplementedError, "SSH version #{@version}"
              end

              type, body = send_with_reply code1
              raise AgentError,
                "could not get identity count" if agent_failed( type )
              raise AgentError, "bad authentication reply: #{type}" if type != code2

              identities = []
              body.read_long.times do
                case @version
                  when 1
                    key = @keys.get( "rsa" )
                    bits = body.read_long
                    key.e = body.read_bignum
                    key.n = body.read_bignum
                  when 2
                    blob = @buffers.reader( body.read_string )
                    key = blob.read_key
                end

                unless key.respond_to?( :comment= )
                  key.instance_eval "def comment=(cmt)\n@comment = cmt\nend\n"
                end

                unless key.respond_to?( :comment )
                  key.instance_eval "def comment\n@comment\nend\n"
                end

                key.comment = body.read_string
                identities.push key
              end

              return identities
            end