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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 BASE_WIN_IAT_PATCH_FUNCTION_H_ | 5 #ifndef BASE_WIN_IAT_PATCH_FUNCTION_H_ |
| 6 #define BASE_WIN_IAT_PATCH_FUNCTION_H_ | 6 #define BASE_WIN_IAT_PATCH_FUNCTION_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <windows.h> | 9 #include <windows.h> |
| 10 | 10 |
| 11 #include "base/base_api.h" | 11 #include "base/base_export.h" |
| 12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
| 13 | 13 |
| 14 namespace base { | 14 namespace base { |
| 15 namespace win { | 15 namespace win { |
| 16 | 16 |
| 17 // A class that encapsulates Import Address Table patching helpers and restores | 17 // A class that encapsulates Import Address Table patching helpers and restores |
| 18 // the original function in the destructor. | 18 // the original function in the destructor. |
| 19 // | 19 // |
| 20 // It will intercept functions for a specific DLL imported from another DLL. | 20 // It will intercept functions for a specific DLL imported from another DLL. |
| 21 // This is the case when, for example, we want to intercept | 21 // This is the case when, for example, we want to intercept |
| 22 // CertDuplicateCertificateContext function (exported from crypt32.dll) called | 22 // CertDuplicateCertificateContext function (exported from crypt32.dll) called |
| 23 // by wininet.dll. | 23 // by wininet.dll. |
| 24 class BASE_API IATPatchFunction { | 24 class BASE_EXPORT IATPatchFunction { |
| 25 public: | 25 public: |
| 26 IATPatchFunction(); | 26 IATPatchFunction(); |
| 27 ~IATPatchFunction(); | 27 ~IATPatchFunction(); |
| 28 | 28 |
| 29 // Intercept a function in an import table of a specific | 29 // Intercept a function in an import table of a specific |
| 30 // module. Save the original function and the import | 30 // module. Save the original function and the import |
| 31 // table address. These values will be used later | 31 // table address. These values will be used later |
| 32 // during Unpatch | 32 // during Unpatch |
| 33 // | 33 // |
| 34 // Arguments: | 34 // Arguments: |
| (...skipping 29 matching lines...) Expand all Loading... |
| 64 void* original_function_; | 64 void* original_function_; |
| 65 IMAGE_THUNK_DATA* iat_thunk_; | 65 IMAGE_THUNK_DATA* iat_thunk_; |
| 66 | 66 |
| 67 DISALLOW_COPY_AND_ASSIGN(IATPatchFunction); | 67 DISALLOW_COPY_AND_ASSIGN(IATPatchFunction); |
| 68 }; | 68 }; |
| 69 | 69 |
| 70 } // namespace win | 70 } // namespace win |
| 71 } // namespace base | 71 } // namespace base |
| 72 | 72 |
| 73 #endif // BASE_WIN_IAT_PATCH_FUNCTION_H_ | 73 #endif // BASE_WIN_IAT_PATCH_FUNCTION_H_ |
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