private Ftplink get_data_link()
{
Ftplink ftplink = new Ftplink();
this.imsg("get_data_link: ssl_data={0}", (object)this.ssl_data);
if (this.listen != null)
{
this.send("150 listening for {0} connection {1} (passive)\r\n", this.isbin ? (object)"BINARY" : (object)"ASCII", this.ssl_data ? (object)"SSL" : (object)"NoSSL");
ftplink.accept(this.listen, 30);
this.listen = (TcpListener)null;
if (this.ssl_data)
{
ftplink.ssl_enable(this.port_ip, true);
}
}
else
{
this.send("150 Opening {0} mode connection {1} {2} (active)\r\n", this.isbin ? (object)"BINARY" : (object)"ASCII", (object)this.port_ip, (object)this.port_port);
string reason;
if (!ftplink.open(this.port_ip, this.port_port, out reason))
{
clib.imsg("fl.open failed to connect {0}", (object)reason);
this.send("500 Cannot connect to {0} {1}\r\n", (object)this.port_ip, (object)this.port_port);
return((Ftplink)null);
}
clib.imsg("fl.open worked, connected ok ");
if (this.ssl_data)
{
ftplink.ssl_enable(this.port_ip, true);
}
}
return(ftplink);
}
private void cmd_stor_real(string cmd, string p1, bool isappend)
{
bool flag = false;
int max = 10000;
byte[] bf = new byte[max];
if (p1.Length == 0)
{
this.send("500 file name not specified\r\n");
}
else
{
string str = this.apply_path(p1);
string reason;
SimpleStream simpleStream = this.files.open(str, false, isappend, out reason);
if (simpleStream == null)
{
this.send("550 store: open failed {0} {1} mode={2}\r\n", (object)str, (object)reason, isappend ? (object)"Append" : (object)"Write");
}
else
{
Ftplink dataLink = this.get_data_link();
if (dataLink == null)
{
return;
}
if (this.restart != 0L)
{
simpleStream.seek(this.restart);
}
this.restart = 0L;
int sz;
do
{
sz = dataLink.read_bytes(bf, max, 30000, out bool _, out reason);
if (sz <= 0)
{
goto label_11;
}
}while (simpleStream.write(bf, 0, sz) == sz);
flag = true;
label_11:
dataLink.netclose();
simpleStream.close();
if (flag)
{
this.send("550 Failed writing data\r\n");
}
else
{
this.send("226 Transfer complete {0} stored {1}\r\n", (object)str, isappend ? (object)"Append" : (object)"Write");
if (this.files.get_run().Length <= 0)
{
return;
}
MyMain.spawn(this.files.get_run(), this.files.apply_profile(str));
}
}
}
}
private void cmd_retr(string cmd, string p1)
{
bool flag = false;
int sz = 10000;
byte[] bf = new byte[sz];
if (p1.Length == 0)
{
this.send("500 file name not specified\r\n");
}
else
{
string fname = this.apply_path(p1);
string reason;
SimpleStream simpleStream = this.files.open(fname, true, false, out reason);
if (simpleStream == null)
{
this.send("550 Could not open {0} {1}\r\n", (object)fname, (object)reason);
}
else
{
Ftplink dataLink = this.get_data_link();
if (dataLink == null)
{
return;
}
if (this.restart != 0L)
{
simpleStream.seek(this.restart);
}
this.restart = 0L;
int len;
do
{
len = simpleStream.read(bf, 0, sz);
if (len <= 0)
{
goto label_11;
}
}while (dataLink.write(bf, len));
this.imsg("Write failed sending data");
flag = true;
label_11:
dataLink.netclose();
simpleStream.close();
if (flag)
{
this.send("550 Failed writing data {0}\r\n", (object)fname);
}
else
{
this.send("226 Transfer complete {0}\r\n", (object)fname);
}
}
}
}
private void cmd_list(string cmd, string p1)
{
string path = this.apply_path(p1);
Ftplink dataLink = this.get_data_link();
if (dataLink == null)
{
return;
}
foreach (Fileinfo fileinfo in this.files.get_index(path))
{
dataLink.send(string.Format("{0}rwxrwxrwx 1 user user {1,-10} {2} {3}\r\n", fileinfo.isdir ? (object)"d" : (object)"-", (object)fileinfo.size, (object)this.list_date(fileinfo.modified), (object)clib.string_to_utf8(clib.fileonly(fileinfo.name))));
}
dataLink.netclose();
this.send("226 Transfer complete for path {0}\r\n", (object)path);
}
private void cmd_mlsd(string cmd, string p1)
{
string path = this.apply_path(p1);
Ftplink dataLink = this.get_data_link();
if (dataLink == null)
{
return;
}
foreach (Fileinfo f in this.files.get_index(path))
{
dataLink.netprintf("{0}\r\n", (object)this.fact_get(f));
}
dataLink.netclose();
this.send("226 Transfer complete for path {0}\r\n", (object)path);
}
private void cmd_nlst(string cmd, string p1)
{
Ftplink dataLink = this.get_data_link();
if (dataLink == null)
{
return;
}
string path = this.apply_path(p1);
foreach (Fileinfo fileinfo in this.files.get_index_fast(path))
{
dataLink.netprintf("{0}\r\n", (object)clib.string_to_utf8(clib.fileonly(fileinfo.name, this.cwd)));
}
dataLink.netclose();
this.send("226 Transfer complete for path {0}\r\n", (object)path);
}
