Change some checking

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@4692 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 9 insertions, 3 deletions

diff --git a/src/dns.cpp b/src/dns.cpp
index 6013a60eb..907ded7f2 100644
--- a/src/dns.cpp
+++ b/src/dns.cpp
@@ -544,10 +544,16 @@ DNSResult DNS::GetResult()
 	port_from = ntohs(((sockaddr_in*)&from)->sin_port);
 #endif
 
-	if ((port_from != DNS::QUERY_PORT) || (strcasecmp(ipaddr_from, Config->DNSServer)))
+	/* We cant perform this security check if you're using 4in6.
+	 * Tough luck to you, choose one or't other!
+	 */
+	if (strstr(Config->DNSServer,"::ffff:") != (char*)&Config->DNSServer)
 	{
-		log(DEBUG,"port %d is not 53, or %s is not %s",port_from, ipaddr_from, Config->DNSServer);
-		return std::make_pair(-1,"");
+		if ((port_from != DNS::QUERY_PORT) || (strcasecmp(ipaddr_from, Config->DNSServer)))
+		{
+			log(DEBUG,"port %d is not 53, or %s is not %s",port_from, ipaddr_from, Config->DNSServer);
+			return std::make_pair(-1,"");
+		}
 	}
 
 	/* Put the read header info into a header class */