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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_BASE_HTTPS_PROBER_H_ | 5 #ifndef NET_BASE_HTTPS_PROBER_H_ |
| 6 #define NET_BASE_HTTPS_PROBER_H_ | 6 #define NET_BASE_HTTPS_PROBER_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <map> | 9 #include <map> |
| 10 #include <set> | 10 #include <set> |
| 11 #include <string> | 11 #include <string> |
| 12 | 12 |
| 13 #include "base/task.h" | 13 #include "base/task.h" |
| 14 #include "net/url_request/url_request.h" | 14 #include "net/url_request/url_request.h" |
| 15 | 15 |
| 16 template <typename T> struct DefaultSingletonTraits; | 16 template <typename T> struct DefaultSingletonTraits; |
| 17 | 17 |
| 18 namespace net { | 18 namespace net { |
| 19 | 19 |
| 20 class URLRequestContext; | 20 class URLRequestContext; |
| 21 | 21 |
| 22 // This should be scoped inside HTTPSProber, but VC cannot compile | 22 // This should be scoped inside HTTPSProber, but VC cannot compile |
| 23 // HTTPProber::Delegate when HTTPSProber also inherits from | 23 // HTTPProber::Delegate when HTTPSProber also inherits from |
| 24 // net::URLRequest::Delegate. | 24 // URLRequest::Delegate. |
| 25 class HTTPSProberDelegate { | 25 class HTTPSProberDelegate { |
| 26 public: | 26 public: |
| 27 virtual void ProbeComplete(bool result) = 0; | 27 virtual void ProbeComplete(bool result) = 0; |
| 28 protected: | 28 protected: |
| 29 virtual ~HTTPSProberDelegate() {} | 29 virtual ~HTTPSProberDelegate() {} |
| 30 }; | 30 }; |
| 31 | 31 |
| 32 // HTTPSProber is a singleton object that manages HTTPS probes. A HTTPS probe | 32 // HTTPSProber is a singleton object that manages HTTPS probes. A HTTPS probe |
| 33 // determines if we can connect to a given host over HTTPS. It's used when | 33 // determines if we can connect to a given host over HTTPS. It's used when |
| 34 // transparently upgrading from HTTP to HTTPS (for example, for SPDY). | 34 // transparently upgrading from HTTP to HTTPS (for example, for SPDY). |
| 35 class HTTPSProber : public net::URLRequest::Delegate { | 35 class HTTPSProber : public URLRequest::Delegate { |
| 36 public: | 36 public: |
| 37 // Returns the singleton instance. | 37 // Returns the singleton instance. |
| 38 static HTTPSProber* GetInstance(); | 38 static HTTPSProber* GetInstance(); |
| 39 | 39 |
| 40 // HaveProbed returns true if the given host is known to have been probed | 40 // HaveProbed returns true if the given host is known to have been probed |
| 41 // since the browser was last started. | 41 // since the browser was last started. |
| 42 bool HaveProbed(const std::string& host) const; | 42 bool HaveProbed(const std::string& host) const; |
| 43 | 43 |
| 44 // InFlight returns true iff a probe for the given host is currently active. | 44 // InFlight returns true iff a probe for the given host is currently active. |
| 45 bool InFlight(const std::string& host) const; | 45 bool InFlight(const std::string& host) const; |
| 46 | 46 |
| 47 // ProbeHost starts a new probe for the given host. If the host is known to | 47 // ProbeHost starts a new probe for the given host. If the host is known to |
| 48 // have been probed since the browser was started, false is returned and no | 48 // have been probed since the browser was started, false is returned and no |
| 49 // other action is taken. If a probe to the given host in currently inflight, | 49 // other action is taken. If a probe to the given host in currently inflight, |
| 50 // false will be returned, and no other action is taken. Otherwise, a new | 50 // false will be returned, and no other action is taken. Otherwise, a new |
| 51 // probe is started, true is returned and the Delegate will be called with the | 51 // probe is started, true is returned and the Delegate will be called with the |
| 52 // results (true means a successful handshake). | 52 // results (true means a successful handshake). |
| 53 bool ProbeHost(const std::string& host, URLRequestContext* ctx, | 53 bool ProbeHost(const std::string& host, URLRequestContext* ctx, |
| 54 HTTPSProberDelegate* delegate); | 54 HTTPSProberDelegate* delegate); |
| 55 | 55 |
| 56 // Implementation of net::URLRequest::Delegate | 56 // Implementation of URLRequest::Delegate |
| 57 virtual void OnAuthRequired(net::URLRequest* request, | 57 virtual void OnAuthRequired(URLRequest* request, |
| 58 net::AuthChallengeInfo* auth_info); | 58 AuthChallengeInfo* auth_info); |
| 59 virtual void OnSSLCertificateError(net::URLRequest* request, | 59 virtual void OnSSLCertificateError(URLRequest* request, |
| 60 int cert_error, | 60 int cert_error, |
| 61 net::X509Certificate* cert); | 61 X509Certificate* cert); |
| 62 virtual void OnResponseStarted(net::URLRequest* request); | 62 virtual void OnResponseStarted(URLRequest* request); |
| 63 virtual void OnReadCompleted(net::URLRequest* request, int bytes_read); | 63 virtual void OnReadCompleted(URLRequest* request, int bytes_read); |
| 64 | 64 |
| 65 private: | 65 private: |
| 66 friend struct DefaultSingletonTraits<HTTPSProber>; | 66 friend struct DefaultSingletonTraits<HTTPSProber>; |
| 67 | 67 |
| 68 HTTPSProber(); | 68 HTTPSProber(); |
| 69 ~HTTPSProber(); | 69 ~HTTPSProber(); |
| 70 | 70 |
| 71 void Success(net::URLRequest* request); | 71 void Success(URLRequest* request); |
| 72 void Failure(net::URLRequest* request); | 72 void Failure(URLRequest* request); |
| 73 void DoCallback(net::URLRequest* request, bool result); | 73 void DoCallback(URLRequest* request, bool result); |
| 74 | 74 |
| 75 std::map<std::string, HTTPSProberDelegate*> inflight_probes_; | 75 std::map<std::string, HTTPSProberDelegate*> inflight_probes_; |
| 76 std::set<std::string> probed_; | 76 std::set<std::string> probed_; |
| 77 | 77 |
| 78 DISALLOW_COPY_AND_ASSIGN(HTTPSProber); | 78 DISALLOW_COPY_AND_ASSIGN(HTTPSProber); |
| 79 }; | 79 }; |
| 80 | 80 |
| 81 } // namespace net | 81 } // namespace net |
| 82 | 82 |
| 83 #endif // NET_BASE_HTTPS_PROBER_H_ | 83 #endif // NET_BASE_HTTPS_PROBER_H_ |
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