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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 #include "sandbox/win/wow_helper/service64_resolver.h" | 5 #include "sandbox/win/wow_helper/service64_resolver.h" |
| 6 | 6 |
| 7 #include <stddef.h> |
| 8 |
| 7 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
| 8 #include "sandbox/win/wow_helper/target_code.h" | 10 #include "sandbox/win/wow_helper/target_code.h" |
| 9 | 11 |
| 10 namespace { | 12 namespace { |
| 11 #pragma pack(push, 1) | 13 #pragma pack(push, 1) |
| 12 | 14 |
| 13 const BYTE kMovEax = 0xB8; | 15 const BYTE kMovEax = 0xB8; |
| 14 const BYTE kMovEdx = 0xBA; | 16 const BYTE kMovEdx = 0xBA; |
| 15 const USHORT kCallPtrEdx = 0x12FF; | 17 const USHORT kCallPtrEdx = 0x12FF; |
| 16 const BYTE kRet = 0xC2; | 18 const BYTE kRet = 0xC2; |
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| 333 | 335 |
| 334 // and now change the function to intercept, on the child | 336 // and now change the function to intercept, on the child |
| 335 if (!::WriteProtectedChildMemory(process_, target_, &local_service, | 337 if (!::WriteProtectedChildMemory(process_, target_, &local_service, |
| 336 sizeof(local_service))) | 338 sizeof(local_service))) |
| 337 return STATUS_UNSUCCESSFUL; | 339 return STATUS_UNSUCCESSFUL; |
| 338 | 340 |
| 339 return STATUS_SUCCESS; | 341 return STATUS_SUCCESS; |
| 340 } | 342 } |
| 341 | 343 |
| 342 } // namespace sandbox | 344 } // namespace sandbox |
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