(Objective-C) FTP Upload / Download to a BinData Object

Demonstrates how to FTP upload the contents of a BinData object, and FTP downloads to the a BinData object.

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#import <CkoFtp2.h>
#import <CkoBinData.h>
#import <NSString.h>

// This example assumes Chilkat Ftp2 to have been previously unlocked.
// See Unlock Ftp2 for sample code.

CkoFtp2 *ftp = [[CkoFtp2 alloc] init];

ftp.Hostname = @"www.my-ftp-server.com";
ftp.Username = @"mFtpLogin";
ftp.Password = @"myFtpPassword";

// Connect to the FTP server.
BOOL success = [ftp ConnectOnly];
if (success != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}

// Authenticate with the FTP server.
success = [ftp LoginAfterConnectOnly];
if (success != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}

CkoBinData *bdA = [[CkoBinData alloc] init];
[bdA LoadFile: @"qa_data/jpg/penguins.jpg"];

// Upload the contents of bdA to the FTP server.
NSString *remoteFilename = @"penguins.jpg";
success = [ftp PutFileBd: bdA remoteFilePath: remoteFilename];
if (success != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}

// Download...
CkoBinData *bdB = [[CkoBinData alloc] init];
success = [ftp GetFileBd: remoteFilename binData: bdB];
if (success != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}

// Verify that bdA and bdB have the exact same contents.
NSLog(@"%@%d",@"size of bdA: ",[bdA.NumBytes intValue]);
if ([bdA ContentsEqual: bdB] == YES) {
    NSLog(@"%@",@"Contents are equal. Success.");
}
else {
    NSLog(@"%@",@"Contents are NOT equal.  Failed.");
}

[ftp Disconnect];