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<html><head>
<link rel="stylesheet" href="style.css" type="text/css">
<link rel="Start" href="index.html">
<link title="Index of types" rel=Appendix href="index_types.html">
<link title="Index of exceptions" rel=Appendix href="index_exceptions.html">
<link title="Index of values" rel=Appendix href="index_values.html">
<link title="Index of class methods" rel=Appendix href="index_methods.html">
<link title="Index of classes" rel=Appendix href="index_classes.html">
<link title="Index of class types" rel=Appendix href="index_class_types.html">
<link title="Index of modules" rel=Appendix href="index_modules.html">
<link title="Ftp_client" rel="Chapter" href="Ftp_client.html">
<link title="Ftp_data_endpoint" rel="Chapter" href="Ftp_data_endpoint.html">
<link title="Http_client" rel="Chapter" href="Http_client.html">
<link title="Http_client_mt" rel="Chapter" href="Http_client_mt.html">
<link title="Telnet_client" rel="Chapter" href="Telnet_client.html"><title>The Netclient Manual : Ftp_client</title>
</head>
<body>
<code class="code"><span class="keyword">sig</span><br>
&nbsp;&nbsp;<span class="keyword">exception</span>&nbsp;<span class="constructor">FTP_protocol_error</span>&nbsp;<span class="keyword">of</span>&nbsp;exn<br>
&nbsp;&nbsp;<span class="keyword">exception</span>&nbsp;<span class="constructor">FTP_protocol_violation</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;cmd_state&nbsp;=<br>
&nbsp;&nbsp;&nbsp;&nbsp;[&nbsp;<span class="keywordsign">`</span><span class="constructor">Failure</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Init</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Pass_acct_seq</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Preliminary</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Proto_error</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Rename_seq</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Restart_seq</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Success</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">User_acct_seq</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">User_pass_seq</span>&nbsp;]<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;port&nbsp;=<br>
&nbsp;&nbsp;&nbsp;&nbsp;[&nbsp;<span class="keywordsign">`</span><span class="constructor">Active</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;*&nbsp;int&nbsp;*&nbsp;<span class="constructor">Unix</span>.file_descr<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Passive</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;*&nbsp;int<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Unspecified</span>&nbsp;]<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;form_code&nbsp;=&nbsp;[&nbsp;<span class="keywordsign">`</span><span class="constructor">ASA</span>&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Non_print</span>&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Telnet</span>&nbsp;]<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;representation&nbsp;=<br>
&nbsp;&nbsp;&nbsp;&nbsp;[&nbsp;<span class="keywordsign">`</span><span class="constructor">ASCII</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Ftp_client</span>.form_code&nbsp;option<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">EBCDIC</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Ftp_client</span>.form_code&nbsp;option<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Image</span>&nbsp;]<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;structure&nbsp;=&nbsp;[&nbsp;<span class="keywordsign">`</span><span class="constructor">File_structure</span>&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Record_structure</span>&nbsp;]<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;transmission_mode&nbsp;=&nbsp;[&nbsp;<span class="keywordsign">`</span><span class="constructor">Block_mode</span>&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Stream_mode</span>&nbsp;]<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;state&nbsp;=&nbsp;{<br>
&nbsp;&nbsp;&nbsp;&nbsp;cmd_state&nbsp;:&nbsp;<span class="constructor">Ftp_client</span>.cmd_state;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_connected&nbsp;:&nbsp;bool;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_data_conn&nbsp;:&nbsp;bool;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_user&nbsp;:&nbsp;string&nbsp;option;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_password&nbsp;:&nbsp;string&nbsp;option;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_account&nbsp;:&nbsp;string&nbsp;option;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_logged_in&nbsp;:&nbsp;bool;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_port&nbsp;:&nbsp;<span class="constructor">Ftp_client</span>.port;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_repr&nbsp;:&nbsp;<span class="constructor">Ftp_client</span>.representation;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_structure&nbsp;:&nbsp;<span class="constructor">Ftp_client</span>.structure;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_trans&nbsp;:&nbsp;<span class="constructor">Ftp_client</span>.transmission_mode;<br>
&nbsp;&nbsp;&nbsp;&nbsp;ftp_dir&nbsp;:&nbsp;string&nbsp;list;<br>
&nbsp;&nbsp;}<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;cmd&nbsp;=<br>
&nbsp;&nbsp;&nbsp;&nbsp;[&nbsp;<span class="keywordsign">`</span><span class="constructor">ACCT</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">ALLO</span>&nbsp;<span class="keyword">of</span>&nbsp;int&nbsp;*&nbsp;int&nbsp;option<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">APPE</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;*&nbsp;(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_data_endpoint</span>.local_sender)<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">CDUP</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">CWD</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">Connect</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">DELE</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">HELP</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;option<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">LIST</span>&nbsp;<span class="keyword">of</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string&nbsp;option&nbsp;*<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_data_endpoint</span>.local_receiver)<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">MKD</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">MODE</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Ftp_client</span>.transmission_mode<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">NLST</span>&nbsp;<span class="keyword">of</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string&nbsp;option&nbsp;*<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_data_endpoint</span>.local_receiver)<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">NOOP</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">PASS</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">PASV</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">PORT</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">PWD</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">QUIT</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">REIN</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">REST</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">RETR</span>&nbsp;<span class="keyword">of</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string&nbsp;*&nbsp;(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_data_endpoint</span>.local_receiver)<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">RMD</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">RNFR</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">RNTO</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">SITE</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">SMNT</span>&nbsp;<span class="keyword">of</span>&nbsp;string<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">STAT</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;option<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">STOR</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;*&nbsp;(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_data_endpoint</span>.local_sender)<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">STOU</span>&nbsp;<span class="keyword">of</span>&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_data_endpoint</span>.local_sender<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">STRU</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Ftp_client</span>.structure<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">SYST</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">TYPE</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Ftp_client</span>.representation<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="keywordsign">`</span><span class="constructor">USER</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;]<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;reply&nbsp;=&nbsp;int&nbsp;*&nbsp;string<br>
&nbsp;&nbsp;<span class="keyword">class</span>&nbsp;ftp_client_pi&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;?event_system:<span class="constructor">Unixqueue</span>.event_system&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;?onempty:(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;?onclose:(unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="constructor">Unix</span>.file_descr&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">object</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;add_cmd&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;?onreply:(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_client</span>.reply&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="constructor">Ftp_client</span>.cmd&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;run&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;send_abort&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;state&nbsp;:&nbsp;<span class="constructor">Ftp_client</span>.state<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">end</span><br>
&nbsp;&nbsp;<span class="keyword">class</span>&nbsp;<span class="keyword">type</span>&nbsp;ftp_method&nbsp;=<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">object</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;connect&nbsp;:&nbsp;(string&nbsp;*&nbsp;int)&nbsp;option<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;execute&nbsp;:&nbsp;<span class="constructor">Ftp_client</span>.ftp_client_pi&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">end</span><br>
&nbsp;&nbsp;<span class="keyword">exception</span>&nbsp;<span class="constructor">FTP_method_failure</span>&nbsp;<span class="keyword">of</span>&nbsp;int&nbsp;*&nbsp;string<br>
&nbsp;&nbsp;<span class="keyword">class</span>&nbsp;connect_method&nbsp;:&nbsp;host:string&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;?port:int&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;ftp_method<br>
&nbsp;&nbsp;<span class="keyword">class</span>&nbsp;login_method&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;user:string&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;get_password:(unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;string)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;get_account:(unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;string)&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;ftp_method<br>
&nbsp;&nbsp;<span class="keyword">class</span>&nbsp;get_method&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;file:string&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;representation:<span class="constructor">Ftp_client</span>.representation&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;store:(<span class="constructor">Ftp_client</span>.state&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_data_endpoint</span>.local_receiver)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;ftp_method<br>
&nbsp;&nbsp;<span class="keyword">class</span>&nbsp;ftp_client&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;?event_system:<span class="constructor">Unixqueue</span>.event_system&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;?onempty:(unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">object</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;add&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;?onsuccess:(unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;?onerror:(exn&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit)&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Ftp_client</span>.ftp_method&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">method</span>&nbsp;run&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">end</span><br>
<span class="keyword">end</span></code></body></html>