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Side by Side Diff: net/dns/dns_client.h

Issue 1898033006: DNS: Add stubs for persisting data across restarts (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: *silently glares at editor, reuploads with proper spacing* Created 4 years, 4 months ago
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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_DNS_CLIENT_H_ 5 #ifndef NET_DNS_DNS_CLIENT_H_
6 #define NET_DNS_DNS_CLIENT_H_ 6 #define NET_DNS_DNS_CLIENT_H_
7 7
8 #include <memory> 8 #include <memory>
9 9
10 #include "base/values.h"
10 #include "net/base/net_export.h" 11 #include "net/base/net_export.h"
11 #include "net/base/rand_callback.h" 12 #include "net/base/rand_callback.h"
12 13
13 namespace net { 14 namespace net {
14 15
15 class AddressSorter; 16 class AddressSorter;
16 class ClientSocketFactory; 17 class ClientSocketFactory;
17 struct DnsConfig; 18 struct DnsConfig;
18 class DnsTransactionFactory; 19 class DnsTransactionFactory;
19 class NetLog; 20 class NetLog;
(...skipping 11 matching lines...) Expand all
31 32
32 // Returns NULL if the current config is not valid. 33 // Returns NULL if the current config is not valid.
33 virtual const DnsConfig* GetConfig() const = 0; 34 virtual const DnsConfig* GetConfig() const = 0;
34 35
35 // Returns NULL if the current config is not valid. 36 // Returns NULL if the current config is not valid.
36 virtual DnsTransactionFactory* GetTransactionFactory() = 0; 37 virtual DnsTransactionFactory* GetTransactionFactory() = 0;
37 38
38 // Returns NULL if the current config is not valid. 39 // Returns NULL if the current config is not valid.
39 virtual AddressSorter* GetAddressSorter() = 0; 40 virtual AddressSorter* GetAddressSorter() = 0;
40 41
42 // Does nothing if the current config is not valid.
43 virtual void ApplyPersistentData(const base::Value& data) = 0;
44
45 // Returns std::unique_ptr<const Value>(NULL) if the current config is not
46 // valid.
47 virtual std::unique_ptr<const base::Value> GetPersistentData() const = 0;
48
41 // Creates default client. 49 // Creates default client.
42 static std::unique_ptr<DnsClient> CreateClient(NetLog* net_log); 50 static std::unique_ptr<DnsClient> CreateClient(NetLog* net_log);
43 51
44 // Creates a client for testing. Allows using a mock ClientSocketFactory and 52 // Creates a client for testing. Allows using a mock ClientSocketFactory and
45 // a deterministic random number generator. |socket_factory| must outlive 53 // a deterministic random number generator. |socket_factory| must outlive
46 // the returned DnsClient. 54 // the returned DnsClient.
47 static std::unique_ptr<DnsClient> CreateClientForTesting( 55 static std::unique_ptr<DnsClient> CreateClientForTesting(
48 NetLog* net_log, 56 NetLog* net_log,
49 ClientSocketFactory* socket_factory, 57 ClientSocketFactory* socket_factory,
50 const RandIntCallback& rand_int_callback); 58 const RandIntCallback& rand_int_callback);
51 }; 59 };
52 60
53 } // namespace net 61 } // namespace net
54 62
55 #endif // NET_DNS_DNS_CLIENT_H_ 63 #endif // NET_DNS_DNS_CLIENT_H_
56 64
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