net/quic/quic_address_mismatch.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NET_QUIC_QUIC_ADDRESS_MISMATCH_H_
   6 #define NET_QUIC_QUIC_ADDRESS_MISMATCH_H_
   7
   8 #include "net/base/net_export.h"
   9
  10 namespace net {
  11
  12 class IPEndPoint;
  13
  14 enum QuicAddressMismatch {
  15   // The addresses don't match.
  16   QUIC_ADDRESS_MISMATCH_BASE = 0,
  17   QUIC_ADDRESS_MISMATCH_V4_V4 = 0,
  18   QUIC_ADDRESS_MISMATCH_V6_V6 = 1,
  19   QUIC_ADDRESS_MISMATCH_V4_V6 = 2,
  20   QUIC_ADDRESS_MISMATCH_V6_V4 = 3,
  21
  22   // The addresses match, but the ports don't match.
  23   QUIC_PORT_MISMATCH_BASE = 4,
  24   QUIC_PORT_MISMATCH_V4_V4 = 4,
  25   QUIC_PORT_MISMATCH_V6_V6 = 5,
  26
  27   QUIC_ADDRESS_AND_PORT_MATCH_BASE = 6,
  28   QUIC_ADDRESS_AND_PORT_MATCH_V4_V4 = 6,
  29   QUIC_ADDRESS_AND_PORT_MATCH_V6_V6 = 7,
  30
  31   QUIC_ADDRESS_MISMATCH_MAX,
  32 };
  33
  34 // Returns a value of the QuicAddressMismatch enum type that indicates how
  35 // |first_address| differs from |second_address|. Returns -1 if either address
  36 // is empty.
  37 //
  38 // Only used by the Net.QuicSession.PublicResetAddressMismatch histogram.
  39 NET_EXPORT_PRIVATE int GetAddressMismatch(const IPEndPoint& first_address,
  40                                           const IPEndPoint& second_address);
  41
  42 }  // namespace net
  43
  44 #endif  // NET_QUIC_QUIC_ADDRESS_MISMATCH_H_