# File lib/net/ssh/userauth/agent.rb, line 151 def sign( key, data ) blob = @buffers.writer blob.write_key key packet_data = @buffers.writer packet_data.write_string blob.to_s packet_data.write_string data.to_s packet_data.write_long 0 type, reply = send_with_reply SSH2_AGENT_SIGN_REQUEST, packet_data if agent_failed( type ) raise AgentError, "agent could not sign data with requested identity" elsif type != SSH2_AGENT_SIGN_RESPONSE raise AgentError, "bad authentication response #{type}" end return reply.read_string end