Sample code for 30+ languages & platforms
C

Inovis VAN FTP/SSL (EDI)

See more FTP Examples

Demonstrates how to connect to the Inovis EDI VAN (FTP/SSL).

Chilkat C Downloads

C
#include <C_CkFtp2.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkFtp2 ftp;

    success = FALSE;

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

    ftp = CkFtp2_Create();

    CkFtp2_putHostname(ftp,"ftpssl.gateway.inovisworks.net");
    CkFtp2_putUsername(ftp,"myLogin");
    CkFtp2_putPassword(ftp,"myPassword");

    //  The Inovis EDI VAN requires Passive connections:
    CkFtp2_putPassive(ftp,TRUE);

    //  Note: The Inovis documentation mentions an outbound
    //  high port range of 40000-49999.  In passive mode, the
    //  FTP server chooses the port number for the data
    //  connection.  The Inovis server will choose a port number
    //  in the range 40000-49999.  To establish the data connection,
    //  your firewall must allow outgoing connections in that port
    //  range. 

    //  This tells Chilkat FTP2 to establish
    //  an AUTH TLS secure channel after connecting
    //  on the standard FTP port 21.
    CkFtp2_putAuthTls(ftp,TRUE);

    //  You'll probably need this property set to TRUE if you're
    //  behind a NAT router or firewall.
    CkFtp2_putPassiveUseHostAddr(ftp,TRUE);

    //  The Ssl property is for establishing an implicit SSL connection
    //  on port 990.  Do not set it to TRUE.  The Inovis VAN
    //  uses explicit encryption (SSL/TLS).
    CkFtp2_putSsl(ftp,FALSE);

    //  The Chilkat FTP component automatically sends a "FEAT";
    //  command after connecting.  This allows the component
    //  to better know the FTP server's capabilities.
    //  The Invois server doesn't recognize the FEAT command,
    //  so disable it:
    CkFtp2_putAutoFeat(ftp,FALSE);

    //  Connect, convert to TLS, and login to the FTP server.
    success = CkFtp2_Connect(ftp);
    if (success != TRUE) {
        printf("%s\n",CkFtp2_lastErrorText(ftp));
        CkFtp2_Dispose(ftp);
        return;
    }
    else {
        //  LastErrorText contains information even when
        //  successful. This allows you to visually verify
        //  that the secure connection actually occurred.
        printf("%s\n",CkFtp2_lastErrorText(ftp));
    }

    printf("Connection to Inovis EDI VAN OK!\n");

    //  Do whatever you're doing to do ...
    //  upload files, download files, etc...

    success = CkFtp2_Disconnect(ftp);


    CkFtp2_Dispose(ftp);

    }