public DNSResponse Query(string name, QType qtype, int timeout, List <IPEndPoint> dnsServers)
{
Question question = new Question(name, qtype, QClass.IN);
DNSResponse response = SearchInCache(question);
if (response != null)
{
return(response);
}
DNSRequest request = new DNSRequest();
request.AddQuestion(question);
return(GetResponse(request, dnsServers, timeout));
}
/// <summary>
/// Do Query on specified DNS servers
/// </summary>
/// <param name="name">Name to query</param>
/// <param name="qtype">Question type</param>
/// <param name="timeout">Timeout for lookup in seconds.</param>
/// <param name="qclass">Class type</param>
/// <returns>Response of the query</returns>
public DNSResponse Query(string name, QType qtype, QClass qclass, int timeout)
{
Question question = new Question(name, qtype, qclass);
DNSResponse response = SearchInCache(question);
if (response != null)
{
return(response);
}
DNSRequest request = new DNSRequest();
request.AddQuestion(question);
return(GetResponse(request, m_DnsServers, timeout));
}
public DNSResponse Query(string name, DNSQType qtype, int timeout, List<IPEndPoint> dnsServers)
{
Question question = new Question(name, qtype, QClass.IN);
DNSResponse response = SearchInCache(question);
if (response != null)
return response;
DNSRequest request = new DNSRequest();
request.AddQuestion(question);
return GetResponse(request, dnsServers, timeout);
}
/// <summary>
/// Do Query on specified DNS servers
/// </summary>
/// <param name="name">Name to query</param>
/// <param name="qtype">Question type</param>
/// <param name="timeout">Timeout for lookup in seconds.</param>
/// <param name="qclass">Class type</param>
/// <returns>Response of the query</returns>
public DNSResponse Query(string name, DNSQType qtype, QClass qclass, int timeout)
{
Question question = new Question(name, qtype, qclass);
DNSResponse response = SearchInCache(question);
if (response != null)
return response;
DNSRequest request = new DNSRequest();
request.AddQuestion(question);
return GetResponse(request, m_DnsServers, timeout);
}