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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef NET_DNS_HOST_RESOLVER_H_ | 5 #ifndef NET_DNS_HOST_RESOLVER_H_ |
6 #define NET_DNS_HOST_RESOLVER_H_ | 6 #define NET_DNS_HOST_RESOLVER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
11 #include <memory> | 11 #include <memory> |
12 #include <string> | 12 #include <string> |
13 | 13 |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "net/base/address_family.h" | 15 #include "net/base/address_family.h" |
16 #include "net/base/completion_callback.h" | 16 #include "net/base/completion_callback.h" |
17 #include "net/base/host_port_pair.h" | 17 #include "net/base/host_port_pair.h" |
18 #include "net/base/net_export.h" | 18 #include "net/base/net_export.h" |
19 #include "net/base/prioritized_dispatcher.h" | 19 #include "net/base/prioritized_dispatcher.h" |
20 #include "net/base/request_priority.h" | 20 #include "net/base/request_priority.h" |
21 #include "net/dns/host_cache.h" | 21 #include "net/dns/host_cache.h" |
22 | 22 |
23 namespace base { | 23 namespace base { |
24 class Value; | 24 class Value; |
25 } | 25 } |
26 | 26 |
27 namespace net { | 27 namespace net { |
28 | 28 |
29 class AddressList; | 29 class AddressList; |
30 class NetLogWithSource; | |
31 class HostResolverImpl; | 30 class HostResolverImpl; |
32 class HostResolverProc; | 31 class HostResolverProc; |
33 class NetLog; | 32 class NetLog; |
| 33 class NetLogWithSource; |
34 | 34 |
35 // This class represents the task of resolving hostnames (or IP address | 35 // This class represents the task of resolving hostnames (or IP address |
36 // literal) to an AddressList object. | 36 // literal) to an AddressList object. |
37 // | 37 // |
38 // HostResolver can handle multiple requests at a time, so when cancelling a | 38 // HostResolver can handle multiple requests at a time, so when cancelling a |
39 // request the RequestHandle that was returned by Resolve() needs to be | 39 // request the RequestHandle that was returned by Resolve() needs to be |
40 // given. A simpler alternative for consumers that only have 1 outstanding | 40 // given. A simpler alternative for consumers that only have 1 outstanding |
41 // request at a time is to create a SingleRequestHostResolver wrapper around | 41 // request at a time is to create a SingleRequestHostResolver wrapper around |
42 // HostResolver (which will automatically cancel the single request when it | 42 // HostResolver (which will automatically cancel the single request when it |
43 // goes out of scope). | 43 // goes out of scope). |
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235 protected: | 235 protected: |
236 HostResolver(); | 236 HostResolver(); |
237 | 237 |
238 private: | 238 private: |
239 DISALLOW_COPY_AND_ASSIGN(HostResolver); | 239 DISALLOW_COPY_AND_ASSIGN(HostResolver); |
240 }; | 240 }; |
241 | 241 |
242 } // namespace net | 242 } // namespace net |
243 | 243 |
244 #endif // NET_DNS_HOST_RESOLVER_H_ | 244 #endif // NET_DNS_HOST_RESOLVER_H_ |
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