X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fuser_resolver.cpp;h=b37d112feef60824326a8c6fb31070836a218ec4;hb=58895f9b1daa1e13927462d046a36dec853a40e0;hp=820d7ef6551e7f6c6271da4049f82a78ce5d7dea;hpb=43847ec9c7e1a195163eb4c529f1c92fd1ace0a4;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/user_resolver.cpp b/src/user_resolver.cpp
index 820d7ef65..b37d112fe 100644
--- a/src/user_resolver.cpp
+++ b/src/user_resolver.cpp
@@ -3,7 +3,7 @@
  *       +------------------------------------+
  *
  *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * See: http://wiki.inspircd.org/Credits
  *
  * This program is free but copyrighted software; see
  *            the file COPYING for details.
@@ -21,12 +21,8 @@ UserResolver::UserResolver(InspIRCd* Instance, User* user, std::string to_resolv
 	this->bound_fd = user->GetFd();
 }
 
-void UserResolver::OnLookupComplete(const std::string &result, unsigned int ttl, bool cached, int resultnum)
+void UserResolver::OnLookupComplete(const std::string &result, unsigned int ttl, bool cached)
 {
-	/* We are only interested in the first matching result */
-	if (resultnum)
-		return;
-
 	UserResolver *res_forward; // for forward-resolution
 
 	if ((!this->fwd) && (ServerInstance->SE->GetRef(this->bound_fd) == this->bound_user))
@@ -38,18 +34,14 @@ void UserResolver::OnLookupComplete(const std::string &result, unsigned int ttl,
 			if (this->bound_user->registered != REG_ALL)
 			{
 				bool lcached = false;
-#ifdef IPV6
-				if (this->bound_user->GetProtocolFamily() == AF_INET6)
+				if (this->bound_user->client_sa.sa.sa_family == AF_INET6)
 				{
-					/* IPV6 forward lookup (with possibility of 4in6) */
-					const char* ip = this->bound_user->GetIPString();
-					res_forward = new UserResolver(this->ServerInstance, this->bound_user, result, (!strncmp(ip, "0::ffff:", 8) ? DNS_QUERY_A : DNS_QUERY_AAAA), lcached);
+					/* IPV6 forward lookup */
+					res_forward = new UserResolver(this->ServerInstance, this->bound_user, result, DNS_QUERY_AAAA, lcached);
 				}
 				else
-					/* IPV4 lookup (mixed protocol mode) */
-#endif
 				{
-					/* IPV4 lookup (ipv4 only mode) */
+					/* IPV4 lookup */
 					res_forward = new UserResolver(this->ServerInstance, this->bound_user, result, DNS_QUERY_A, lcached);
 				}
 				this->ServerInstance->AddResolver(res_forward, lcached);
@@ -63,9 +55,27 @@ void UserResolver::OnLookupComplete(const std::string &result, unsigned int ttl,
 	else if ((this->fwd) && (ServerInstance->SE->GetRef(this->bound_fd) == this->bound_user))
 	{
 		/* Both lookups completed */
-		std::string result2("0::ffff:");
-		result2.append(result);
-		if (this->bound_user->GetIPString() == result || this->bound_user->GetIPString() == result2)
+
+		irc::sockets::sockaddrs* user_ip = &this->bound_user->client_sa;
+		bool rev_match = false;
+		if (user_ip->sa.sa_family == AF_INET6)
+		{
+			struct in6_addr res_bin;
+			if (inet_pton(AF_INET6, result.c_str(), &res_bin))
+			{
+				rev_match = !memcmp(&user_ip->in6.sin6_addr, &res_bin, sizeof(res_bin));
+			}
+		}
+		else
+		{
+			struct in_addr res_bin;
+			if (inet_pton(AF_INET, result.c_str(), &res_bin))
+			{
+				rev_match = !memcmp(&user_ip->in4.sin_addr, &res_bin, sizeof(res_bin));
+			}
+		}
+		
+		if (rev_match)
 		{
 			std::string hostname = this->bound_user->stored_host;
 			if (hostname.length() < 65)
@@ -102,7 +112,7 @@ void UserResolver::OnLookupComplete(const std::string &result, unsigned int ttl,
 				this->bound_user->dns_done = true;
 			}
 		}
-		
+
 		// Save some memory by freeing this up; it's never used again in the user's lifetime.
 		this->bound_user->stored_host.resize(0);
 	}