| // Copyright (c) 2017 The Chromium Authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | #ifndef QUICHE_COMMON_PLATFORM_API_QUICHE_TEST_LOOPBACK_H_ | 
 | #define QUICHE_COMMON_PLATFORM_API_QUICHE_TEST_LOOPBACK_H_ | 
 |  | 
 | #include "quiche_platform_impl/quiche_test_loopback_impl.h" | 
 |  | 
 | #include "quiche/quic/platform/api/quic_ip_address.h" | 
 | #include "quiche/quic/platform/api/quic_ip_address_family.h" | 
 |  | 
 | namespace quiche { | 
 |  | 
 | // Returns the address family (IPv4 or IPv6) used to run test under. | 
 | quic::IpAddressFamily AddressFamilyUnderTest(); | 
 |  | 
 | // Returns an IPv4 loopback address. | 
 | quic::QuicIpAddress TestLoopback4(); | 
 |  | 
 | // Returns the only IPv6 loopback address. | 
 | quic::QuicIpAddress TestLoopback6(); | 
 |  | 
 | // Returns an appropriate IPv4/Ipv6 loopback address based upon whether the | 
 | // test's environment. | 
 | quic::QuicIpAddress TestLoopback(); | 
 |  | 
 | // If address family under test is IPv4, returns an indexed IPv4 loopback | 
 | // address. If address family under test is IPv6, the address returned is | 
 | // platform-dependent. | 
 | quic::QuicIpAddress TestLoopback(int index); | 
 |  | 
 | }  // namespace quiche | 
 |  | 
 | #endif  // QUICHE_COMMON_PLATFORM_API_QUICHE_TEST_LOOPBACK_H_ |