- /* 2008/08/18: add <cloak:ipalways> which always cloaks
- * the IP, for anonymity. --nenolod
- */
- if (!cu->ipalways)
- {
- /** Reset the Hash module, and send it our IV and hex table */
- HashResetRequest(this, cu->HashProvider).Send();
- HashKeyRequest(this, cu->HashProvider, iv).Send();
- HashHexRequest(this, cu->HashProvider, cu->xtab[(dest->host[0]) % 4]);
-
- /* Generate a cloak using specialized Hash */
- std::string hostcloak = cu->prefix + "-" + std::string(HashSumRequest(this, cu->HashProvider, dest->host.c_str()).Send()).substr(0,8) + a;
-
- /* Fix by brain - if the cloaked host is > the max length of a host (64 bytes
- * according to the DNS RFC) then tough titty, they get cloaked as an IP.
- * Their ISP shouldnt go to town on subdomains, or they shouldnt have a kiddie
- * vhost.
- */
-#ifdef IPV6
- in6_addr testaddr;
- in_addr testaddr2;
- if ((dest->GetProtocolFamily() == AF_INET6) && (inet_pton(AF_INET6,dest->host.c_str(),&testaddr) < 1) && (hostcloak.length() <= 64))
- /* Invalid ipv6 address, and ipv6 user (resolved host) */
- b = hostcloak;
- else if ((dest->GetProtocolFamily() == AF_INET) && (inet_aton(dest->host.c_str(),&testaddr2) < 1) && (hostcloak.length() <= 64))
- /* Invalid ipv4 address, and ipv4 user (resolved host) */
- b = hostcloak;
- else
- /* Valid ipv6 or ipv4 address (not resolved) ipv4 or ipv6 user */
- b = ((!strchr(dest->host.c_str(),':')) ? cu->Cloak4(dest->host.c_str()) : cu->Cloak6(dest->host.c_str()));
-#else
- in_addr testaddr;
- if ((inet_aton(dest->host.c_str(),&testaddr) < 1) && (hostcloak.length() <= 64))
- /* Invalid ipv4 address, and ipv4 user (resolved host) */
- b = hostcloak;
- else
- /* Valid ipv4 address (not resolved) ipv4 user */
- b = cu->Cloak4(dest->host.c_str());
-#endif
- }
- else
- {
-#ifdef IPV6
- if (dest->GetProtocolFamily() == AF_INET6)
- b = cu->Cloak6(dest->GetIPString());
-#endif
- if (dest->GetProtocolFamily() == AF_INET)
- b = cu->Cloak4(dest->GetIPString());
- }