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Objective-C

SFTP using HTTP Proxy

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Demonstrates how to connect to an SFTP/SSH server through an HTTP proxy.

Chilkat Objective-C Downloads

Objective-C
#import <CkoSFtp.h>

BOOL success = NO;

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

CkoSFtp *sftp = [[CkoSFtp alloc] init];

// To connect through an HTTP proxy, set the HttpProxyHostname
// and HttpProxyPort properties to the hostname (or IP address)
// and port of the HTTP proxy.  Typical port numbers used by
// HTTP proxy servers are 3128 and 8080.
sftp.HttpProxyHostname = @"www.my-http-proxy.com";
sftp.HttpProxyPort = [NSNumber numberWithInt:3128];

// Important:  Your HTTP proxy server must allow non-HTTP
// traffic to pass.  Otherwise this does not work.

// Connect to the SSH server through the HTTP proxy.  
success = [sftp Connect: @"sftp.example.com" port: [NSNumber numberWithInt: 22]];
if (success != YES) {
    NSLog(@"%@",sftp.LastErrorText);
    return;
}

// Your application is now connected to an SFTP/SSH server 
// through an HTTP proxy. 
// ..