1 /* 2 * Copyright 2010, The Android Open Source Project 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef WebRequest_h 27 #define WebRequest_h 28 29 #include "ChromiumIncludes.h" 30 #include <wtf/Vector.h> 31 32 class MessageLoop; 33 34 namespace android { 35 36 enum LoadState { 37 Created, 38 Started, 39 Response, 40 GotData, 41 Cancelled, 42 Finished, 43 Deleted 44 }; 45 46 class UrlInterceptResponse; 47 class WebFrame; 48 class WebRequestContext; 49 class WebResourceRequest; 50 class WebUrlLoaderClient; 51 52 // All methods in this class must be called on the io thread 53 class WebRequest : public net::URLRequest::Delegate, public base::RefCountedThreadSafe<WebRequest> { 54 public: 55 WebRequest(WebUrlLoaderClient*, const WebResourceRequest&); 56 57 // If this is an android specific url or the application wants to load 58 // custom data, we load the data through an input stream. 59 // Used for: 60 // - file:///android_asset 61 // - file:///android_res 62 // - content:// 63 WebRequest(WebUrlLoaderClient*, const WebResourceRequest&, UrlInterceptResponse* intercept); 64 65 // Optional, but if used has to be called before start 66 void appendBytesToUpload(Vector<char>* data); 67 void appendFileToUpload(const std::string& filename); 68 69 void setRequestContext(WebRequestContext* context); 70 void start(); 71 void cancel(); 72 void pauseLoad(bool pause); 73 74 // From URLRequest::Delegate 75 virtual void OnReceivedRedirect(net::URLRequest*, const GURL&, bool* deferRedirect); 76 virtual void OnResponseStarted(net::URLRequest*); 77 virtual void OnReadCompleted(net::URLRequest*, int bytesRead); 78 virtual void OnAuthRequired(net::URLRequest*, net::AuthChallengeInfo*); 79 virtual void OnSSLCertificateError(net::URLRequest* request, int cert_error, net::X509Certificate* cert); 80 virtual void OnCertificateRequested(net::URLRequest* request, net::SSLCertRequestInfo* cert_request_info); 81 82 // Methods called during a request by the UI code (via WebUrlLoaderClient). 83 void setAuth(const string16& username, const string16& password); 84 void cancelAuth(); 85 void followDeferredRedirect(); 86 void proceedSslCertError(); 87 void cancelSslCertError(int cert_error); 88 void sslClientCert(EVP_PKEY* pkey, scoped_refptr<net::X509Certificate> chain); 89 90 const std::string& getUrl() const; 91 const std::string& getUserAgent() const; 92 const std::string& getReferer() const; 93 setSync(bool sync)94 void setSync(bool sync) { m_isSync = sync; } 95 private: 96 void startReading(); 97 bool read(int* bytesRead); 98 99 friend class base::RefCountedThreadSafe<WebRequest>; 100 virtual ~WebRequest(); 101 void handleDataURL(GURL); 102 void handleBrowserURL(GURL); 103 void handleInterceptedURL(); 104 void finish(bool success); 105 void updateLoadFlags(int& loadFlags); 106 107 scoped_refptr<WebUrlLoaderClient> m_urlLoader; 108 OwnPtr<net::URLRequest> m_request; 109 scoped_refptr<net::IOBuffer> m_networkBuffer; 110 scoped_ptr<UrlInterceptResponse> m_interceptResponse; 111 std::string m_url; 112 std::string m_userAgent; 113 std::string m_referer; 114 LoadState m_loadState; 115 int m_authRequestCount; 116 int m_cacheMode; 117 ScopedRunnableMethodFactory<WebRequest> m_runnableFactory; 118 bool m_wantToPause; 119 bool m_isPaused; 120 bool m_isSync; 121 #ifdef LOG_REQUESTS 122 time_t m_startTime; 123 #endif 124 }; 125 126 } // namespace android 127 128 #endif 129