/// <summary>
/// Invokes <c>InternetConnect</c>, handling error conditions.
/// </summary>
/// <param name="internet">The parent opened internet handle.</param>
/// <param name="serverName">Name of the server to which to connect.</param>
/// <param name="serverPort">The server port to which to connect.</param>
/// <param name="username">The username to use for authentication.</param>
/// <param name="password">The password to use for authentication.</param>
/// <param name="service">The service type to which to connect.</param>
/// <param name="flags">The connection flags.</param>
/// <returns>The connected internet handle.</returns>
public static SafeInternetHandle InternetConnect(SafeInternetHandle internet, string serverName, ushort serverPort, string username, string password, InternetConnectHandle.Service service, InternetConnectHandle.Flags flags)
{
SafeInternetHandle ret = DoInternetConnect(internet, serverName, serverPort, username, password, service, flags, (IntPtr)1);
if (ret.IsInvalid)
{
throw GetLastInternetException();
}
return(ret);
}
private static extern SafeInternetHandle DoInternetConnect(SafeInternetHandle hInternet, string lpszServerName, ushort nServerPort, string lpszUserName, string lpszPassword, InternetConnectHandle.Service dwService, InternetConnectHandle.Flags dwFlags, IntPtr dwContext);
/// <summary>
/// Establishes a connection to the specified server.
/// </summary>
/// <param name="serverName">Name of the server to which to connect.</param>
/// <param name="serverPort">The server port to which to connect.</param>
/// <param name="username">The username to use for authentication.</param>
/// <param name="password">The password to use for authentication.</param>
/// <param name="service">The service type to which to connect.</param>
/// <param name="flags">The connection flags.</param>
/// <returns>An established internet connection to the specified server.</returns>
public InternetConnectHandle Connect(string serverName, int serverPort, string username, string password, InternetConnectHandle.Service service, InternetConnectHandle.Flags flags)
{
switch (service)
{
case InternetConnectHandle.Service.Ftp:
return(new FtpHandle(this, serverName, serverPort, username, password, flags));
case InternetConnectHandle.Service.Gopher:
case InternetConnectHandle.Service.Http:
default:
return(new InternetConnectHandle(this, serverName, serverPort, username, password, service, flags));
}
}
