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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 "webkit/common/resource_response_info.h" | 9 #include "webkit/common/resource_response_info.h" |
10 #include "webkit/common/resource_type.h" | 10 #include "webkit/common/resource_type.h" |
11 | 11 |
12 namespace webkit_glue { | |
13 class ResourceLoaderBridge; | |
14 } | |
15 | |
16 // The SecurityFilterPeer is a proxy to a | 12 // The SecurityFilterPeer is a proxy to a |
17 // content::RequestPeer instance. It is used to pre-process | 13 // content::RequestPeer instance. It is used to pre-process |
18 // unsafe resources (such as mixed-content resource). | 14 // unsafe resources (such as mixed-content resource). |
19 // Call the factory method CreateSecurityFilterPeer() to obtain an instance of | 15 // Call the factory method CreateSecurityFilterPeer() to obtain an instance of |
20 // SecurityFilterPeer based on the original Peer. | 16 // SecurityFilterPeer based on the original Peer. |
21 // NOTE: subclasses should insure they delete themselves at the end of the | 17 // NOTE: subclasses should insure they delete themselves at the end of the |
22 // OnReceiveComplete call. | 18 // OnReceiveComplete call. |
23 class SecurityFilterPeer : public content::RequestPeer { | 19 class SecurityFilterPeer : public content::RequestPeer { |
24 public: | 20 public: |
25 virtual ~SecurityFilterPeer(); | 21 virtual ~SecurityFilterPeer(); |
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46 int data_length, | 42 int data_length, |
47 int encoded_data_length) OVERRIDE; | 43 int encoded_data_length) OVERRIDE; |
48 virtual void OnCompletedRequest(int error_code, | 44 virtual void OnCompletedRequest(int error_code, |
49 bool was_ignored_by_handler, | 45 bool was_ignored_by_handler, |
50 bool stale_copy_in_cache, | 46 bool stale_copy_in_cache, |
51 const std::string& security_info, | 47 const std::string& security_info, |
52 const base::TimeTicks& completion_time, | 48 const base::TimeTicks& completion_time, |
53 int64 total_transfer_size) OVERRIDE; | 49 int64 total_transfer_size) OVERRIDE; |
54 | 50 |
55 protected: | 51 protected: |
56 SecurityFilterPeer(webkit_glue::ResourceLoaderBridge* resource_loader_bridge, | 52 explicit SecurityFilterPeer(content::RequestPeer* peer); |
57 content::RequestPeer* peer); | |
58 | 53 |
59 content::RequestPeer* original_peer_; | 54 content::RequestPeer* original_peer_; |
60 webkit_glue::ResourceLoaderBridge* resource_loader_bridge_; | |
61 | 55 |
62 private: | 56 private: |
63 DISALLOW_COPY_AND_ASSIGN(SecurityFilterPeer); | 57 DISALLOW_COPY_AND_ASSIGN(SecurityFilterPeer); |
64 }; | 58 }; |
65 | 59 |
66 // The BufferedPeer reads all the data of the request into an internal buffer. | 60 // The BufferedPeer reads all the data of the request into an internal buffer. |
67 // Subclasses should implement DataReady() to process the data as necessary. | 61 // Subclasses should implement DataReady() to process the data as necessary. |
68 class BufferedPeer : public SecurityFilterPeer { | 62 class BufferedPeer : public SecurityFilterPeer { |
69 public: | 63 public: |
70 BufferedPeer(webkit_glue::ResourceLoaderBridge* resource_loader_bridge, | 64 BufferedPeer(content::RequestPeer* peer, const std::string& mime_type); |
71 content::RequestPeer* peer, | |
72 const std::string& mime_type); | |
73 virtual ~BufferedPeer(); | 65 virtual ~BufferedPeer(); |
74 | 66 |
75 // content::RequestPeer Implementation. | 67 // content::RequestPeer Implementation. |
76 virtual void OnReceivedResponse( | 68 virtual void OnReceivedResponse( |
77 const webkit_glue::ResourceResponseInfo& info) OVERRIDE; | 69 const webkit_glue::ResourceResponseInfo& info) OVERRIDE; |
78 virtual void OnReceivedData(const char* data, | 70 virtual void OnReceivedData(const char* data, |
79 int data_length, | 71 int data_length, |
80 int encoded_data_length) OVERRIDE; | 72 int encoded_data_length) OVERRIDE; |
81 virtual void OnCompletedRequest( | 73 virtual void OnCompletedRequest( |
82 int error_code, | 74 int error_code, |
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97 std::string data_; | 89 std::string data_; |
98 | 90 |
99 private: | 91 private: |
100 std::string mime_type_; | 92 std::string mime_type_; |
101 | 93 |
102 DISALLOW_COPY_AND_ASSIGN(BufferedPeer); | 94 DISALLOW_COPY_AND_ASSIGN(BufferedPeer); |
103 }; | 95 }; |
104 | 96 |
105 // The ReplaceContentPeer cancels the request and serves the provided data as | 97 // The ReplaceContentPeer cancels the request and serves the provided data as |
106 // content instead. | 98 // content instead. |
107 // TODO(jcampan): we do not as of now cancel the request, as we do not have | 99 // TODO(jcampan): For now the resource is still being fetched, but ignored, as |
108 // access to the resource_loader_bridge in the SecurityFilterPeer factory | 100 // once we have provided the replacement content, the associated pending request |
109 // method. For now the resource is still being fetched, but ignored, as once | |
110 // we have provided the replacement content, the associated pending request | |
111 // in ResourceDispatcher is removed and further OnReceived* notifications are | 101 // in ResourceDispatcher is removed and further OnReceived* notifications are |
112 // ignored. | 102 // ignored. |
113 class ReplaceContentPeer : public SecurityFilterPeer { | 103 class ReplaceContentPeer : public SecurityFilterPeer { |
114 public: | 104 public: |
115 ReplaceContentPeer(webkit_glue::ResourceLoaderBridge* resource_loader_bridge, | 105 ReplaceContentPeer(content::RequestPeer* peer, |
116 content::RequestPeer* peer, | |
117 const std::string& mime_type, | 106 const std::string& mime_type, |
118 const std::string& data); | 107 const std::string& data); |
119 virtual ~ReplaceContentPeer(); | 108 virtual ~ReplaceContentPeer(); |
120 | 109 |
121 // content::RequestPeer Implementation. | 110 // content::RequestPeer Implementation. |
122 virtual void OnReceivedResponse( | 111 virtual void OnReceivedResponse( |
123 const webkit_glue::ResourceResponseInfo& info) OVERRIDE; | 112 const webkit_glue::ResourceResponseInfo& info) OVERRIDE; |
124 virtual void OnReceivedData(const char* data, | 113 virtual void OnReceivedData(const char* data, |
125 int data_length, | 114 int data_length, |
126 int encoded_data_length) OVERRIDE; | 115 int encoded_data_length) OVERRIDE; |
127 virtual void OnCompletedRequest( | 116 virtual void OnCompletedRequest(int error_code, |
128 int error_code, | 117 bool was_ignored_by_handler, |
129 bool was_ignored_by_handler, | 118 bool stale_copy_in_cache, |
130 bool stale_copy_in_cache, | 119 const std::string& security_info, |
131 const std::string& security_info, | 120 const base::TimeTicks& completion_time, |
132 const base::TimeTicks& completion_time, | 121 int64 total_transfer_size) OVERRIDE; |
133 int64 total_transfer_size) OVERRIDE; | |
134 | 122 |
135 private: | 123 private: |
136 webkit_glue::ResourceResponseInfo response_info_; | 124 webkit_glue::ResourceResponseInfo response_info_; |
137 std::string mime_type_; | 125 std::string mime_type_; |
138 std::string data_; | 126 std::string data_; |
139 | 127 |
140 DISALLOW_COPY_AND_ASSIGN(ReplaceContentPeer); | 128 DISALLOW_COPY_AND_ASSIGN(ReplaceContentPeer); |
141 }; | 129 }; |
142 | 130 |
143 #endif // CHROME_RENDERER_SECURITY_FILTER_PEER_H_ | 131 #endif // CHROME_RENDERER_SECURITY_FILTER_PEER_H_ |
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