(C) SOCKS4, SOCKS5 Proxy for POP3

Demonstrates how to communicate with a POP3 server through a SOCKS4 or SOCKS5 proxy.

Note: This example requires Chilkat v11.0.0 or greater.

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#include <C_CkMailMan.h>
#include <C_CkEmailBundle.h>
#include <C_CkEmail.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkMailMan mailman;
    HCkEmailBundle bundle;
    BOOL keepOnServer;
    BOOL headersOnly;
    int numBodyLines;
    HCkEmail email;
    int i;

    success = FALSE;

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

    // The mailman object is used for receiving (POP3) 
    // and sending (SMTP) email.
    mailman = CkMailMan_Create();

    // To use a SOCKS4 or SOCKS5 proxy, simply set the following
    // properties prior to making any calls that communicate with
    // a POP3 server:
    // The SOCKS hostname may be a domain name or 
    // IP address:
    CkMailMan_putSocksHostname(mailman,"www.mysocksproxyserver.com");
    CkMailMan_putSocksPort(mailman,1080);
    CkMailMan_putSocksUsername(mailman,"myProxyLogin");
    CkMailMan_putSocksPassword(mailman,"myProxyPassword");
    // Set the SOCKS version to 4 or 5 based on the version
    // of the SOCKS proxy server:
    CkMailMan_putSocksVersion(mailman,5);
    // Note: SOCKS4 servers only support usernames without passwords.
    // SOCKS5 servers support full login/password authentication.

    // Set the POP3 server's hostname
    CkMailMan_putMailHost(mailman,"pop.someMailServer.com");

    // Set the POP3 login/password.
    CkMailMan_putPopUsername(mailman,"myLogin");
    CkMailMan_putPopPassword(mailman,"myPassword");

    // Copy the all email from the user's POP3 mailbox 
    // into a bundle object.  The email remains on the server.
    bundle = CkEmailBundle_Create();
    keepOnServer = TRUE;
    headersOnly = FALSE;
    // Irrelevent because we are NOT downloading headers-only
    numBodyLines = 0;
    success = CkMailMan_FetchAll(mailman,keepOnServer,headersOnly,numBodyLines,bundle);
    if (success == FALSE) {
        printf("%s\n",CkMailMan_lastErrorText(mailman));
        CkMailMan_Dispose(mailman);
        CkEmailBundle_Dispose(bundle);
        return;
    }

    email = CkEmail_Create();
    i = 0;
    while (i < CkEmailBundle_getMessageCount(bundle)) {
        CkEmailBundle_EmailAt(bundle,i,email);

        printf("From: %s\n",CkEmail_ck_from(email));
        printf("Subject: %s\n",CkEmail_subject(email));
        i = i + 1;
    }

    CkMailMan_Pop3EndSession(mailman);


    CkMailMan_Dispose(mailman);
    CkEmailBundle_Dispose(bundle);
    CkEmail_Dispose(email);

    }