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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 CHROME_RENDERER_SECURITY_FILTER_PEER_H_ | 5 #ifndef CHROME_RENDERER_SECURITY_FILTER_PEER_H_ |
| 6 #define CHROME_RENDERER_SECURITY_FILTER_PEER_H_ | 6 #define CHROME_RENDERER_SECURITY_FILTER_PEER_H_ |
| 7 | 7 |
| 8 #include "content/public/child/request_peer.h" | 8 #include "content/public/child/request_peer.h" |
| 9 #include "content/public/common/resource_response_info.h" | 9 #include "content/public/common/resource_response_info.h" |
| 10 #include "content/public/common/resource_type.h" | 10 #include "content/public/common/resource_type.h" |
| 11 | 11 |
| 12 // The SecurityFilterPeer is a proxy to a | 12 // The SecurityFilterPeer is a proxy to a |
| 13 // content::RequestPeer instance. It is used to pre-process | 13 // content::RequestPeer instance. It is used to pre-process |
| 14 // unsafe resources (such as mixed-content resource). | 14 // unsafe resources (such as mixed-content resource). |
| 15 // Call the factory method CreateSecurityFilterPeer() to obtain an instance of | 15 // Call the factory method CreateSecurityFilterPeer() to obtain an instance of |
| 16 // SecurityFilterPeer based on the original Peer. | 16 // SecurityFilterPeer based on the original Peer. |
| 17 // NOTE: subclasses should ensure they delete themselves at the end of the | 17 // NOTE: subclasses should ensure they delete themselves at the end of the |
| 18 // OnReceiveComplete call. | 18 // OnReceiveComplete call. |
| 19 class SecurityFilterPeer : public content::RequestPeer { | 19 class SecurityFilterPeer : public content::RequestPeer { |
| 20 public: | 20 public: |
| 21 virtual ~SecurityFilterPeer(); | 21 ~SecurityFilterPeer() override; |
| 22 | 22 |
| 23 static SecurityFilterPeer* CreateSecurityFilterPeerForDeniedRequest( | 23 static SecurityFilterPeer* CreateSecurityFilterPeerForDeniedRequest( |
| 24 content::ResourceType resource_type, | 24 content::ResourceType resource_type, |
| 25 content::RequestPeer* peer, | 25 content::RequestPeer* peer, |
| 26 int os_error); | 26 int os_error); |
| 27 | 27 |
| 28 static SecurityFilterPeer* CreateSecurityFilterPeerForFrame( | 28 static SecurityFilterPeer* CreateSecurityFilterPeerForFrame( |
| 29 content::RequestPeer* peer, | 29 content::RequestPeer* peer, |
| 30 int os_error); | 30 int os_error); |
| 31 | 31 |
| 32 // content::RequestPeer methods. | 32 // content::RequestPeer methods. |
| 33 virtual void OnUploadProgress(uint64 position, uint64 size) override; | 33 void OnUploadProgress(uint64 position, uint64 size) override; |
| 34 virtual bool OnReceivedRedirect( | 34 bool OnReceivedRedirect(const net::RedirectInfo& redirect_info, |
| 35 const net::RedirectInfo& redirect_info, | 35 const content::ResourceResponseInfo& info) override; |
| 36 const content::ResourceResponseInfo& info) override; | 36 void OnReceivedResponse(const content::ResourceResponseInfo& info) override; |
| 37 virtual void OnReceivedResponse( | 37 void OnDownloadedData(int len, int encoded_data_length) override {} |
| 38 const content::ResourceResponseInfo& info) override; | 38 void OnReceivedData(const char* data, |
| 39 virtual void OnDownloadedData(int len, int encoded_data_length) override {} | 39 int data_length, |
| 40 virtual void OnReceivedData(const char* data, | 40 int encoded_data_length) override; |
| 41 int data_length, | 41 void OnCompletedRequest(int error_code, |
| 42 int encoded_data_length) override; | 42 bool was_ignored_by_handler, |
| 43 virtual void OnCompletedRequest(int error_code, | 43 bool stale_copy_in_cache, |
| 44 bool was_ignored_by_handler, | 44 const std::string& security_info, |
| 45 bool stale_copy_in_cache, | 45 const base::TimeTicks& completion_time, |
| 46 const std::string& security_info, | 46 int64 total_transfer_size) override; |
| 47 const base::TimeTicks& completion_time, | |
| 48 int64 total_transfer_size) override; | |
| 49 | 47 |
| 50 protected: | 48 protected: |
| 51 explicit SecurityFilterPeer(content::RequestPeer* peer); | 49 explicit SecurityFilterPeer(content::RequestPeer* peer); |
| 52 | 50 |
| 53 content::RequestPeer* original_peer_; | 51 content::RequestPeer* original_peer_; |
| 54 | 52 |
| 55 private: | 53 private: |
| 56 DISALLOW_COPY_AND_ASSIGN(SecurityFilterPeer); | 54 DISALLOW_COPY_AND_ASSIGN(SecurityFilterPeer); |
| 57 }; | 55 }; |
| 58 | 56 |
| 59 // The BufferedPeer reads all the data of the request into an internal buffer. | 57 // The BufferedPeer reads all the data of the request into an internal buffer. |
| 60 // Subclasses should implement DataReady() to process the data as necessary. | 58 // Subclasses should implement DataReady() to process the data as necessary. |
| 61 class BufferedPeer : public SecurityFilterPeer { | 59 class BufferedPeer : public SecurityFilterPeer { |
| 62 public: | 60 public: |
| 63 BufferedPeer(content::RequestPeer* peer, const std::string& mime_type); | 61 BufferedPeer(content::RequestPeer* peer, const std::string& mime_type); |
| 64 virtual ~BufferedPeer(); | 62 ~BufferedPeer() override; |
| 65 | 63 |
| 66 // content::RequestPeer Implementation. | 64 // content::RequestPeer Implementation. |
| 67 virtual void OnReceivedResponse( | 65 void OnReceivedResponse(const content::ResourceResponseInfo& info) override; |
| 68 const content::ResourceResponseInfo& info) override; | 66 void OnReceivedData(const char* data, |
| 69 virtual void OnReceivedData(const char* data, | 67 int data_length, |
| 70 int data_length, | 68 int encoded_data_length) override; |
| 71 int encoded_data_length) override; | 69 void OnCompletedRequest(int error_code, |
| 72 virtual void OnCompletedRequest( | 70 bool was_ignored_by_handler, |
| 73 int error_code, | 71 bool stale_copy_in_cache, |
| 74 bool was_ignored_by_handler, | 72 const std::string& security_info, |
| 75 bool stale_copy_in_cache, | 73 const base::TimeTicks& completion_time, |
| 76 const std::string& security_info, | 74 int64 total_transfer_size) override; |
| 77 const base::TimeTicks& completion_time, | |
| 78 int64 total_transfer_size) override; | |
| 79 | 75 |
| 80 protected: | 76 protected: |
| 81 // Invoked when the entire request has been processed before the data is sent | 77 // Invoked when the entire request has been processed before the data is sent |
| 82 // to the original peer, giving an opportunity to subclasses to process the | 78 // to the original peer, giving an opportunity to subclasses to process the |
| 83 // data in data_. If this method returns true, the data is fed to the | 79 // data in data_. If this method returns true, the data is fed to the |
| 84 // original peer, if it returns false, an error is sent instead. | 80 // original peer, if it returns false, an error is sent instead. |
| 85 virtual bool DataReady() = 0; | 81 virtual bool DataReady() = 0; |
| 86 | 82 |
| 87 content::ResourceResponseInfo response_info_; | 83 content::ResourceResponseInfo response_info_; |
| 88 std::string data_; | 84 std::string data_; |
| 89 | 85 |
| 90 private: | 86 private: |
| 91 std::string mime_type_; | 87 std::string mime_type_; |
| 92 | 88 |
| 93 DISALLOW_COPY_AND_ASSIGN(BufferedPeer); | 89 DISALLOW_COPY_AND_ASSIGN(BufferedPeer); |
| 94 }; | 90 }; |
| 95 | 91 |
| 96 // The ReplaceContentPeer cancels the request and serves the provided data as | 92 // The ReplaceContentPeer cancels the request and serves the provided data as |
| 97 // content instead. | 93 // content instead. |
| 98 // TODO(jcampan): For now the resource is still being fetched, but ignored, as | 94 // TODO(jcampan): For now the resource is still being fetched, but ignored, as |
| 99 // once we have provided the replacement content, the associated pending request | 95 // once we have provided the replacement content, the associated pending request |
| 100 // in ResourceDispatcher is removed and further OnReceived* notifications are | 96 // in ResourceDispatcher is removed and further OnReceived* notifications are |
| 101 // ignored. | 97 // ignored. |
| 102 class ReplaceContentPeer : public SecurityFilterPeer { | 98 class ReplaceContentPeer : public SecurityFilterPeer { |
| 103 public: | 99 public: |
| 104 ReplaceContentPeer(content::RequestPeer* peer, | 100 ReplaceContentPeer(content::RequestPeer* peer, |
| 105 const std::string& mime_type, | 101 const std::string& mime_type, |
| 106 const std::string& data); | 102 const std::string& data); |
| 107 virtual ~ReplaceContentPeer(); | 103 ~ReplaceContentPeer() override; |
| 108 | 104 |
| 109 // content::RequestPeer Implementation. | 105 // content::RequestPeer Implementation. |
| 110 virtual void OnReceivedResponse( | 106 void OnReceivedResponse(const content::ResourceResponseInfo& info) override; |
| 111 const content::ResourceResponseInfo& info) override; | 107 void OnReceivedData(const char* data, |
| 112 virtual void OnReceivedData(const char* data, | 108 int data_length, |
| 113 int data_length, | 109 int encoded_data_length) override; |
| 114 int encoded_data_length) override; | 110 void OnCompletedRequest(int error_code, |
| 115 virtual void OnCompletedRequest( | 111 bool was_ignored_by_handler, |
| 116 int error_code, | 112 bool stale_copy_in_cache, |
| 117 bool was_ignored_by_handler, | 113 const std::string& security_info, |
| 118 bool stale_copy_in_cache, | 114 const base::TimeTicks& completion_time, |
| 119 const std::string& security_info, | 115 int64 total_transfer_size) override; |
| 120 const base::TimeTicks& completion_time, | |
| 121 int64 total_transfer_size) override; | |
| 122 | 116 |
| 123 private: | 117 private: |
| 124 content::ResourceResponseInfo response_info_; | 118 content::ResourceResponseInfo response_info_; |
| 125 std::string mime_type_; | 119 std::string mime_type_; |
| 126 std::string data_; | 120 std::string data_; |
| 127 | 121 |
| 128 DISALLOW_COPY_AND_ASSIGN(ReplaceContentPeer); | 122 DISALLOW_COPY_AND_ASSIGN(ReplaceContentPeer); |
| 129 }; | 123 }; |
| 130 | 124 |
| 131 #endif // CHROME_RENDERER_SECURITY_FILTER_PEER_H_ | 125 #endif // CHROME_RENDERER_SECURITY_FILTER_PEER_H_ |
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