pdns/dnsdist-dnscrypt.cc

   1
   2 #include "dolog.hh"
   3 #include "dnsdist.hh"
   4 #include "dnscrypt.hh"
   5
   6 #ifdef HAVE_DNSCRYPT
   7 int handleDnsCryptQuery(DnsCryptContext* ctx, char* packet, uint16_t len, std::shared_ptr<DnsCryptQuery>& query, uint16_t* decryptedQueryLen, bool tcp, std::vector<uint8_t>& response)
   8 {
   9   query->ctx = ctx;
  10
  11   ctx->parsePacket(packet, len, query, tcp, decryptedQueryLen);
  12
  13   if (query->valid == false) {
  14     vinfolog("Dropping DnsCrypt invalid query");
  15     return false;
  16   }
  17
  18   if (query->encrypted == false) {
  19     ctx->getCertificateResponse(query, response);
  20
  21     return false;
  22   }
  23
  24   if(*decryptedQueryLen < (int)sizeof(struct dnsheader)) {
  25     g_stats.nonCompliantQueries++;
  26     return false;
  27   }
  28
  29   return true;
  30 }
  31 #endif