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| 1 // Copyright (c) 2010 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_BASE_ADDRESS_FAMILY_H_ | |
| 6 #define NET_BASE_ADDRESS_FAMILY_H_ | |
| 7 | |
| 8 namespace net { | |
| 9 | |
| 10 // Enum wrapper around the address family types supported by host resolver | |
| 11 // procedures. | |
| 12 enum AddressFamily { | |
| 13 ADDRESS_FAMILY_UNSPECIFIED, // AF_UNSPEC | |
| 14 ADDRESS_FAMILY_IPV4, // AF_INET | |
| 15 ADDRESS_FAMILY_IPV6, // AF_INET6 | |
| 16 ADDRESS_FAMILY_LAST = ADDRESS_FAMILY_IPV6 | |
| 17 }; | |
| 18 | |
| 19 // HostResolverFlags is a bitflag enum used by host resolver procedures to | |
| 20 // determine the value of addrinfo.ai_flags and work around getaddrinfo | |
| 21 // peculiarities. | |
| 22 enum { | |
| 23 HOST_RESOLVER_CANONNAME = 1 << 0, // AI_CANONNAME | |
| 24 // Hint to the resolver proc that only loopback addresses are configured. | |
| 25 HOST_RESOLVER_LOOPBACK_ONLY = 1 << 1, | |
| 26 // Indicate the address family was set because no IPv6 support was detected. | |
| 27 HOST_RESOLVER_DEFAULT_FAMILY_SET_DUE_TO_NO_IPV6 = 1 << 2, | |
| 28 // The resolver should only invoke getaddrinfo, not DnsClient. | |
| 29 HOST_RESOLVER_SYSTEM_ONLY = 1 << 3 | |
| 30 }; | |
| 31 typedef int HostResolverFlags; | |
| 32 | |
| 33 } // namespace net | |
| 34 | |
| 35 #endif // NET_BASE_ADDRESS_FAMILY_H_ | |
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