public static bool IsLoopBack(string ip)
{
switch (SocksUtilities.GetHostNameType(ip))
{
case EndPointType.IPv4:
return(IsLoopBackForIPv4(ip));
case EndPointType.IPv6:
return(IsLoopBackForIPv6(ip));
}
throw new NotSupportedException();
}
private async Task <SocksAddress> ResolveHostName(SocksAddress address)
{
if (address.HostNameType != EndPointType.HostName)
{
return(address);
}
var supportLevel = (AddressCompatibility & AddressCompatibility.SupportsIPv6) == AddressCompatibility.SupportsIPv6
? SocksUtilities.IPv4SupportLevel.NoPreference
: SocksUtilities.IPv4SupportLevel.RequiresIPv4;
// Try resolve host name
var resolvedHost = await SocksUtilities.ResolveHost(address.Host, supportLevel);
if (string.IsNullOrEmpty(resolvedHost))
{
return(null);
}
return(new SocksAddress(resolvedHost, address.Port));
}
public SocksAddress(string host, int port)
: this(SocksUtilities.GetHostNameType(host), host, port)
{
}
