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C

Get an FTP Listing Entry's Creation Time

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Demonstrates the Chilkat Ftp2.GetCreateTimeStr method, which returns the creation time of a cached directory-listing entry as an RFC 822 date-time string. The only argument is a zero-based index.

Background: Creation time is the least commonly reported of the timestamps — many servers and filesystems track only modification and access times — so expect it to be absent on some servers. When present it is genuinely useful because, unlike the modified time, it does not change when a file is edited. The RFC 822 format includes a timezone offset, making the moment unambiguous.

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C
#include <C_CkFtp2.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkFtp2 ftp;
    int n;
    int i;
    const char *name;
    const char *createTime;

    success = FALSE;

    //  Demonstrates the Ftp2.GetCreateTimeStr method, which returns the creation time of a cached
    //  directory-listing entry as an RFC 822 date-time string.  The only argument is a zero-based
    //  index.

    ftp = CkFtp2_Create();

    CkFtp2_putHostname(ftp,"ftp.example.com");
    CkFtp2_putUsername(ftp,"myFtpLogin");

    //  Normally you would not hard-code the password in source.  You should instead obtain it
    //  from an interactive prompt, environment variable, or a secrets vault.
    CkFtp2_putPassword(ftp,"myPassword");

    success = CkFtp2_Connect(ftp);
    if (success == FALSE) {
        printf("%s\n",CkFtp2_lastErrorText(ftp));
        CkFtp2_Dispose(ftp);
        return;
    }

    success = CkFtp2_ChangeRemoteDir(ftp,"public_html");
    if (success == FALSE) {
        printf("%s\n",CkFtp2_lastErrorText(ftp));
        CkFtp2_Dispose(ftp);
        return;
    }

    //  GetDirCount retrieves the directory listing on the first call and returns the number of
    //  entries.  A negative return indicates failure.
    n = CkFtp2_GetDirCount(ftp);
    if (n < 0) {
        printf("%s\n",CkFtp2_lastErrorText(ftp));
        CkFtp2_Dispose(ftp);
        return;
    }

    for (i = 0; i <= n - 1; i++) {
        name = CkFtp2_getFilename(ftp,i);

        //  The value is an RFC 822 string such as "Fri, 21 Nov 1997 09:55:06 -0600".  Not all servers
        //  report a creation time.
        createTime = CkFtp2_getCreateTimeStr(ftp,i);
        printf("%s  created %s\n",name,createTime);
    }

    success = CkFtp2_Disconnect(ftp);
    if (success == FALSE) {
        printf("%s\n",CkFtp2_lastErrorText(ftp));
        CkFtp2_Dispose(ftp);
        return;
    }



    CkFtp2_Dispose(ftp);

    }