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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_BROWSER_EXTENSIONS_SANDBOXED_EXTENSION_UNPACKER_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_SANDBOXED_EXTENSION_UNPACKER_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_SANDBOXED_EXTENSION_UNPACKER_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_SANDBOXED_EXTENSION_UNPACKER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/file_path.h" | 11 #include "base/file_path.h" |
12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
13 #include "base/scoped_temp_dir.h" | 13 #include "base/scoped_temp_dir.h" |
14 #include "chrome/browser/utility_process_host.h" | 14 #include "content/browser/utility_process_host.h" |
15 | 15 |
16 class DictionaryValue; | 16 class DictionaryValue; |
17 class Extension; | 17 class Extension; |
18 class ResourceDispatcherHost; | 18 class ResourceDispatcherHost; |
19 | 19 |
20 class SandboxedExtensionUnpackerClient | 20 class SandboxedExtensionUnpackerClient |
21 : public base::RefCountedThreadSafe<SandboxedExtensionUnpackerClient> { | 21 : public base::RefCountedThreadSafe<SandboxedExtensionUnpackerClient> { |
22 public: | 22 public: |
23 // temp_dir - A temporary directory containing the results of the extension | 23 // temp_dir - A temporary directory containing the results of the extension |
24 // unpacking. The client is responsible for deleting this directory. | 24 // unpacking. The client is responsible for deleting this directory. |
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180 // in ExtensionUnpacker as it is not specific to sandboxed unpacking. It was | 180 // in ExtensionUnpacker as it is not specific to sandboxed unpacking. It was |
181 // put here because we cannot run windows crypto code in the sandbox. But we | 181 // put here because we cannot run windows crypto code in the sandbox. But we |
182 // could still have this method statically on ExtensionUnpacker so that code | 182 // could still have this method statically on ExtensionUnpacker so that code |
183 // just for unpacking is there and code just for sandboxing of unpacking is | 183 // just for unpacking is there and code just for sandboxing of unpacking is |
184 // here. | 184 // here. |
185 bool ValidateSignature(); | 185 bool ValidateSignature(); |
186 | 186 |
187 // Starts the utility process that unpacks our extension. | 187 // Starts the utility process that unpacks our extension. |
188 void StartProcessOnIOThread(const FilePath& temp_crx_path); | 188 void StartProcessOnIOThread(const FilePath& temp_crx_path); |
189 | 189 |
190 // SandboxedExtensionUnpacker | 190 // UtilityProcessHost::Client |
191 virtual void OnUnpackExtensionSucceeded(const DictionaryValue& manifest); | 191 virtual bool OnMessageReceived(const IPC::Message& message); |
192 virtual void OnUnpackExtensionFailed(const std::string& error_message); | |
193 virtual void OnProcessCrashed(int exit_code); | 192 virtual void OnProcessCrashed(int exit_code); |
194 | 193 |
| 194 // IPC message handlers. |
| 195 void OnUnpackExtensionSucceeded(const DictionaryValue& manifest); |
| 196 void OnUnpackExtensionFailed(const std::string& error_message); |
| 197 |
195 void ReportFailure(FailureReason reason, const std::string& message); | 198 void ReportFailure(FailureReason reason, const std::string& message); |
196 void ReportSuccess(const DictionaryValue& original_manifest); | 199 void ReportSuccess(const DictionaryValue& original_manifest); |
197 | 200 |
198 // Overwrites original manifest with safe result from utility process. | 201 // Overwrites original manifest with safe result from utility process. |
199 // Returns NULL on error. Caller owns the returned object. | 202 // Returns NULL on error. Caller owns the returned object. |
200 DictionaryValue* RewriteManifestFile(const DictionaryValue& manifest); | 203 DictionaryValue* RewriteManifestFile(const DictionaryValue& manifest); |
201 | 204 |
202 // Overwrites original files with safe results from utility process. | 205 // Overwrites original files with safe results from utility process. |
203 // Reports error and returns false if it fails. | 206 // Reports error and returns false if it fails. |
204 bool RewriteImageFiles(); | 207 bool RewriteImageFiles(); |
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229 bool got_response_; | 232 bool got_response_; |
230 | 233 |
231 // The public key that was extracted from the CRX header. | 234 // The public key that was extracted from the CRX header. |
232 std::string public_key_; | 235 std::string public_key_; |
233 | 236 |
234 // Time at which unpacking started. Used to compute the time unpacking takes. | 237 // Time at which unpacking started. Used to compute the time unpacking takes. |
235 base::TimeTicks unpack_start_time_; | 238 base::TimeTicks unpack_start_time_; |
236 }; | 239 }; |
237 | 240 |
238 #endif // CHROME_BROWSER_EXTENSIONS_SANDBOXED_EXTENSION_UNPACKER_H_ | 241 #endif // CHROME_BROWSER_EXTENSIONS_SANDBOXED_EXTENSION_UNPACKER_H_ |
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