B4X

SOCKS4 and SOCKS5 Proxy for FTP

See more FTP Examples

Demonstrates how to connect to an FTP server through a SOCKS4 or SOCKS5 proxy. Both SSL/TLS and non-secure FTP communications may use SOCKS4 and SOCKS5 proxies. B4X

Dim success As Boolean = False

'  This example requires the Chilkat API to have been previously unlocked.
'  See Global Unlock Sample for sample code.

Dim ftp As ChilkatFtp2
ftp.Initialize("ftp")

ftp.Hostname = "ftp.example.com"
ftp.Username = "login"
ftp.Password = "password"

'  To use a SOCKS4 or SOCKS5 proxy, simply set the following
'  properties prior to connecting:
'  The SOCKS hostname may be a domain name or 
'  IP address:
ftp.SocksHostname = "www.mysocksproxyserver.com"
ftp.SocksPort = 1080
ftp.SocksUsername = "myProxyLogin"
ftp.SocksPassword = "myProxyPassword"
'  Set the SOCKS version to 4 or 5 based on the version
'  of the SOCKS proxy server:
ftp.SocksVersion = 5
'  Note: SOCKS4 servers only support usernames without passwords.
'  SOCKS5 servers support full login/password authentication.

'  Connect and login to the FTP server.
success = ftp.Connect
If success <> True Then
    Log(ftp.LastErrorText)
    Return
End If


'  Change to the remote directory where the file is located.
'  This step is only necessary if the file is not in the root directory
'  for the FTP account.
success = ftp.ChangeRemoteDir("junk")
If success <> True Then
    Log(ftp.LastErrorText)
    Return
End If


'  Download a file.
Dim localFilename As String = "c:/temp/hamlet.xml"
Dim remoteFilename As String = "hamlet.xml"

success = ftp.GetFile(remoteFilename, localFilename)
If success <> True Then
    Log(ftp.LastErrorText)
    Return
End If


success = ftp.Disconnect

Log("File Downloaded!")