src/DnsLookupDetails.h

   1 /*
   2  * Copyright (C) 1996-2015 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 /* DEBUG: section 78    DNS lookups */
  10
  11 #ifndef SQUID_DNS_LOOKUP_DETAILS_H
  12 #define SQUID_DNS_LOOKUP_DETAILS_H
  13
  14 #include "SquidString.h"
  15
  16 /// encapsulates DNS lookup results
  17 class DnsLookupDetails
  18 {
  19 public:
  20     DnsLookupDetails(); ///< no error, no lookup delay (i.e., no lookup)
  21     DnsLookupDetails(const String &error, int wait);
  22
  23     std::ostream &print(std::ostream &os) const;
  24
  25 public:
  26     String error; ///< error message for unsuccessdul lookups; empty otherwise
  27     int wait; ///< msecs spent waiting for the lookup (if any) or -1 (if none)
  28 };
  29
  30 inline
  31 std::ostream &operator << (std::ostream &os, const DnsLookupDetails &dns)
  32 {
  33     return dns.print(os);
  34 }
  35
  36 #endif
  37