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Side by Side Diff: net/proxy/dhcp_proxy_script_fetcher_factory.h

Issue 7529043: Rename NET_API to NET_EXPORT, and rename NET_TEST to NET_EXPORT_PRIVATE. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: '' Created 9 years, 4 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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_PROXY_DHCP_SCRIPT_FETCHER_FACTORY_H_ 5 #ifndef NET_PROXY_DHCP_SCRIPT_FETCHER_FACTORY_H_
6 #define NET_PROXY_DHCP_SCRIPT_FETCHER_FACTORY_H_ 6 #define NET_PROXY_DHCP_SCRIPT_FETCHER_FACTORY_H_
7 #pragma once 7 #pragma once
8 8
9 #include "base/basictypes.h" 9 #include "base/basictypes.h"
10 #include "base/memory/singleton.h" 10 #include "base/memory/singleton.h"
11 #include "net/base/completion_callback.h" 11 #include "net/base/completion_callback.h"
12 #include "net/base/net_api.h" 12 #include "net/base/net_export.h"
13 #include "net/url_request/url_request_context.h" 13 #include "net/url_request/url_request_context.h"
14 14
15 namespace net { 15 namespace net {
16 16
17 class DhcpProxyScriptFetcher; 17 class DhcpProxyScriptFetcher;
18 18
19 // Factory object for creating the appropriate concrete base class of 19 // Factory object for creating the appropriate concrete base class of
20 // DhcpProxyScriptFetcher for your operating system and settings. 20 // DhcpProxyScriptFetcher for your operating system and settings.
21 // 21 //
22 // You might think we could just implement a DHCP client at the protocol 22 // You might think we could just implement a DHCP client at the protocol
23 // level and have cross-platform support for retrieving PAC configuration 23 // level and have cross-platform support for retrieving PAC configuration
24 // from DHCP, but unfortunately the DHCP protocol assumes there is a single 24 // from DHCP, but unfortunately the DHCP protocol assumes there is a single
25 // client per machine (specifically per network interface card), and there 25 // client per machine (specifically per network interface card), and there
26 // is an implicit state machine between the client and server, so adding a 26 // is an implicit state machine between the client and server, so adding a
27 // second client to the machine would not be advisable (see e.g. some 27 // second client to the machine would not be advisable (see e.g. some
28 // discussion of what can happen at this URL: 28 // discussion of what can happen at this URL:
29 // http://www.net.princeton.edu/multi-dhcp-one-interface-handling.html). 29 // http://www.net.princeton.edu/multi-dhcp-one-interface-handling.html).
30 // 30 //
31 // Therefore, we have platform-specific implementations, and so we use 31 // Therefore, we have platform-specific implementations, and so we use
32 // this factory to select the right one. 32 // this factory to select the right one.
33 class NET_API DhcpProxyScriptFetcherFactory { 33 class NET_EXPORT DhcpProxyScriptFetcherFactory {
34 public: 34 public:
35 // Creates a new factory object with default settings. 35 // Creates a new factory object with default settings.
36 DhcpProxyScriptFetcherFactory(); 36 DhcpProxyScriptFetcherFactory();
37 37
38 // Ownership is transferred to the caller. url_request_context must be valid 38 // Ownership is transferred to the caller. url_request_context must be valid
39 // and its lifetime must exceed that of the returned DhcpProxyScriptFetcher. 39 // and its lifetime must exceed that of the returned DhcpProxyScriptFetcher.
40 // 40 //
41 // Note that while a request is in progress, the fetcher may be holding a 41 // Note that while a request is in progress, the fetcher may be holding a
42 // reference to |url_request_context|. Be careful not to create cycles 42 // reference to |url_request_context|. Be careful not to create cycles
43 // between the fetcher and the context; you can break such cycles by calling 43 // between the fetcher and the context; you can break such cycles by calling
(...skipping 16 matching lines...) Expand all
60 60
61 private: 61 private:
62 bool feature_enabled_; 62 bool feature_enabled_;
63 63
64 DISALLOW_COPY_AND_ASSIGN(DhcpProxyScriptFetcherFactory); 64 DISALLOW_COPY_AND_ASSIGN(DhcpProxyScriptFetcherFactory);
65 }; 65 };
66 66
67 } // namespace net 67 } // namespace net
68 68
69 #endif // NET_PROXY_DHCP_SCRIPT_FETCHER_FACTORY_H_ 69 #endif // NET_PROXY_DHCP_SCRIPT_FETCHER_FACTORY_H_
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