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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 // This file declares util functions for setup project. It also declares a | 5 // This file declares util functions for setup project. It also declares a |
6 // few functions that the Chrome component updater uses for patching binary | 6 // few functions that the Chrome component updater uses for patching binary |
7 // deltas. | 7 // deltas. |
8 | 8 |
9 #ifndef CHROME_INSTALLER_SETUP_SETUP_UTIL_H_ | 9 #ifndef CHROME_INSTALLER_SETUP_SETUP_UTIL_H_ |
10 #define CHROME_INSTALLER_SETUP_SETUP_UTIL_H_ | 10 #define CHROME_INSTALLER_SETUP_SETUP_UTIL_H_ |
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38 // Applies a patch file to source file using Courgette. Returns 0 in case of | 38 // Applies a patch file to source file using Courgette. Returns 0 in case of |
39 // success. In case of errors, it returns kCourgetteErrorOffset + a Courgette | 39 // success. In case of errors, it returns kCourgetteErrorOffset + a Courgette |
40 // status code, as defined in courgette/courgette.h | 40 // status code, as defined in courgette/courgette.h |
41 int CourgettePatchFiles(const base::FilePath& src, | 41 int CourgettePatchFiles(const base::FilePath& src, |
42 const base::FilePath& patch, | 42 const base::FilePath& patch, |
43 const base::FilePath& dest); | 43 const base::FilePath& dest); |
44 | 44 |
45 // Applies a patch file to source file using bsdiff. This function uses | 45 // Applies a patch file to source file using bsdiff. This function uses |
46 // Courgette's flavor of bsdiff. Returns 0 in case of success, or | 46 // Courgette's flavor of bsdiff. Returns 0 in case of success, or |
47 // kBsdiffErrorOffset + a bsdiff status code in case of errors. | 47 // kBsdiffErrorOffset + a bsdiff status code in case of errors. |
48 // See courgette/third_party/bsdiff.h for details. | 48 // See courgette/third_party/bsdiff/bsdiff.h for details. |
49 int BsdiffPatchFiles(const base::FilePath& src, | 49 int BsdiffPatchFiles(const base::FilePath& src, |
50 const base::FilePath& patch, | 50 const base::FilePath& patch, |
51 const base::FilePath& dest); | 51 const base::FilePath& dest); |
52 | 52 |
53 // Find the version of Chrome from an install source directory. | 53 // Find the version of Chrome from an install source directory. |
54 // Chrome_path should contain at least one version folder. | 54 // Chrome_path should contain at least one version folder. |
55 // Returns the maximum version found or NULL if no version is found. | 55 // Returns the maximum version found or NULL if no version is found. |
56 Version* GetMaxVersionFromArchiveDir(const base::FilePath& chrome_path); | 56 Version* GetMaxVersionFromArchiveDir(const base::FilePath& chrome_path); |
57 | 57 |
58 // Returns the uncompressed archive of the installed version that serves as the | 58 // Returns the uncompressed archive of the installed version that serves as the |
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149 // The previous state of the privilege this object is responsible for. As set | 149 // The previous state of the privilege this object is responsible for. As set |
150 // by AdjustTokenPrivileges() upon construction. | 150 // by AdjustTokenPrivileges() upon construction. |
151 TOKEN_PRIVILEGES previous_privileges_; | 151 TOKEN_PRIVILEGES previous_privileges_; |
152 | 152 |
153 DISALLOW_IMPLICIT_CONSTRUCTORS(ScopedTokenPrivilege); | 153 DISALLOW_IMPLICIT_CONSTRUCTORS(ScopedTokenPrivilege); |
154 }; | 154 }; |
155 | 155 |
156 } // namespace installer | 156 } // namespace installer |
157 | 157 |
158 #endif // CHROME_INSTALLER_SETUP_SETUP_UTIL_H_ | 158 #endif // CHROME_INSTALLER_SETUP_SETUP_UTIL_H_ |
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