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TCP Socket Connect through HTTP ProxyDemonstrates how to connect through an HTTP proxy server.
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> </head> <body> <% set socket = Server.CreateObject("Chilkat.Socket") success = socket.UnlockComponent("Anything for 30-day trial") If (success <> 1) Then Response.Write "<pre>" & Server.HTMLEncode("Failed to unlock component") & "</pre>" End If ' 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. socket.HttpProxyHostname = "www.my-http-proxy.com" socket.HttpProxyPort = 3128 ' Important: Your HTTP proxy server must allow non-HTTP ' traffic to pass. Otherwise this does not work. ' Connect (via the HTTP proxy) to port 5555 of 192.168.1.108. ' hostname may be a domain name or IP address. hostname = "192.168.1.108" ssl = 0 maxWaitMillisec = 20000 success = socket.Connect(hostname,5555,ssl,maxWaitMillisec) If (success <> 1) Then Response.Write "<pre>" & Server.HTMLEncode(socket.LastErrorText) & "</pre>" End If ' Set maximum timeouts for reading an writing (in millisec) socket.MaxReadIdleMs = 10000 socket.MaxSendIdleMs = 10000 ' The ficticious server (in this example) is going to send a "Hello World!" ' message. Read it: receivedMsg = socket.ReceiveString() If (receivedMsg = vbNullString ) Then Response.Write "<pre>" & Server.HTMLEncode(socket.LastErrorText) & "</pre>" End If ' Close the connection with the server ' Wait a max of 20 seconds (20000 millsec) socket.Close 20000 Response.Write "<pre>" & Server.HTMLEncode(receivedMsg) & "</pre>" %> </body> </html> |
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