henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2004--2005, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef TALK_BASE_AUTODETECTPROXY_H_ |
| 29 | #define TALK_BASE_AUTODETECTPROXY_H_ |
| 30 | |
| 31 | #include <string> |
| 32 | |
| 33 | #include "talk/base/constructormagic.h" |
| 34 | #include "talk/base/cryptstring.h" |
| 35 | #include "talk/base/proxydetect.h" |
| 36 | #include "talk/base/proxyinfo.h" |
| 37 | #include "talk/base/signalthread.h" |
| 38 | |
| 39 | namespace talk_base { |
| 40 | |
| 41 | /////////////////////////////////////////////////////////////////////////////// |
| 42 | // AutoDetectProxy |
| 43 | /////////////////////////////////////////////////////////////////////////////// |
| 44 | |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 45 | class AsyncResolverInterface; |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 46 | class AsyncSocket; |
| 47 | |
| 48 | class AutoDetectProxy : public SignalThread { |
| 49 | public: |
| 50 | explicit AutoDetectProxy(const std::string& user_agent); |
| 51 | |
| 52 | const ProxyInfo& proxy() const { return proxy_; } |
| 53 | |
| 54 | void set_server_url(const std::string& url) { |
| 55 | server_url_ = url; |
| 56 | } |
| 57 | void set_proxy(const SocketAddress& proxy) { |
| 58 | proxy_.type = PROXY_UNKNOWN; |
| 59 | proxy_.address = proxy; |
| 60 | } |
| 61 | void set_auth_info(bool use_auth, const std::string& username, |
| 62 | const CryptString& password) { |
| 63 | if (use_auth) { |
| 64 | proxy_.username = username; |
| 65 | proxy_.password = password; |
| 66 | } |
| 67 | } |
| 68 | // Default implementation of GetProxySettingsForUrl. Override for special |
| 69 | // implementation. |
| 70 | virtual bool GetProxyForUrl(const char* agent, const char* url, |
| 71 | talk_base::ProxyInfo* proxy) { |
| 72 | return GetProxySettingsForUrl(agent, url, proxy, true); |
| 73 | } |
| 74 | enum { MSG_TIMEOUT = SignalThread::ST_MSG_FIRST_AVAILABLE, |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 75 | MSG_UNRESOLVABLE, |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 76 | ADP_MSG_FIRST_AVAILABLE}; |
| 77 | |
| 78 | protected: |
| 79 | virtual ~AutoDetectProxy(); |
| 80 | |
| 81 | // SignalThread Interface |
| 82 | virtual void DoWork(); |
| 83 | virtual void OnMessage(Message *msg); |
| 84 | |
| 85 | void Next(); |
| 86 | void Complete(ProxyType type); |
| 87 | |
| 88 | void OnConnectEvent(AsyncSocket * socket); |
| 89 | void OnReadEvent(AsyncSocket * socket); |
| 90 | void OnCloseEvent(AsyncSocket * socket, int error); |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 91 | void OnResolveResult(AsyncResolverInterface* resolver); |
| 92 | bool DoConnect(); |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 93 | |
| 94 | private: |
| 95 | std::string agent_; |
| 96 | std::string server_url_; |
| 97 | ProxyInfo proxy_; |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 98 | AsyncResolverInterface* resolver_; |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 99 | AsyncSocket* socket_; |
| 100 | int next_; |
| 101 | |
| 102 | DISALLOW_IMPLICIT_CONSTRUCTORS(AutoDetectProxy); |
| 103 | }; |
| 104 | |
| 105 | } // namespace talk_base |
| 106 | |
| 107 | #endif // TALK_BASE_AUTODETECTPROXY_H_ |