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/*
* This file is part of PowerDNS or dnsdist.
* Copyright -- PowerDNS.COM B.V. and its contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* In addition, for the avoidance of any doubt, permission is granted to
* link this program with OpenSSL and to (re)distribute the binaries
* produced as the result of such linking.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "dnsdist-internal-queries.hh"
#include "dnsdist-nghttp2-in.hh"
#include "dnsdist-tcp.hh"
#include "doh.hh"
#include "doq.hh"
std::unique_ptr<CrossProtocolQuery> getUDPCrossProtocolQueryFromDQ(DNSQuestion& dq);
namespace dnsdist
{
std::unique_ptr<CrossProtocolQuery> getInternalQueryFromDQ(DNSQuestion& dq, bool isResponse)
{
auto protocol = dq.getProtocol();
if (protocol == dnsdist::Protocol::DoUDP || protocol == dnsdist::Protocol::DNSCryptUDP) {
return getUDPCrossProtocolQueryFromDQ(dq);
}
#ifdef HAVE_DNS_OVER_HTTPS
else if (protocol == dnsdist::Protocol::DoH) {
#ifdef HAVE_LIBH2OEVLOOP
if (dq.ids.cs->dohFrontend->d_library == "h2o") {
return getDoHCrossProtocolQueryFromDQ(dq, isResponse);
}
#endif /* HAVE_LIBH2OEVLOOP */
return getTCPCrossProtocolQueryFromDQ(dq);
}
#endif
#ifdef HAVE_DNS_OVER_QUIC
else if (protocol == dnsdist::Protocol::DoQ) {
return getDOQCrossProtocolQueryFromDQ(dq, isResponse);
}
#endif
#ifdef HAVE_DNS_OVER_HTTP3
else if (protocol == dnsdist::Protocol::DoH3) {
return getDOH3CrossProtocolQueryFromDQ(dq, isResponse);
}
#endif
else {
return getTCPCrossProtocolQueryFromDQ(dq);
}
}
}
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