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| 1 // Copyright (c) 2006-2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2010 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/src/eat_resolver.h" | 5 #include "sandbox/src/eat_resolver.h" |
| 6 | 6 |
| 7 #include "base/pe_image.h" | 7 #include "base/win/pe_image.h" |
| 8 #include "sandbox/src/sandbox_nt_util.h" | 8 #include "sandbox/src/sandbox_nt_util.h" |
| 9 | 9 |
| 10 namespace sandbox { | 10 namespace sandbox { |
| 11 | 11 |
| 12 NTSTATUS EatResolverThunk::Setup(const void* target_module, | 12 NTSTATUS EatResolverThunk::Setup(const void* target_module, |
| 13 const void* interceptor_module, | 13 const void* interceptor_module, |
| 14 const char* target_name, | 14 const char* target_name, |
| 15 const char* interceptor_name, | 15 const char* interceptor_name, |
| 16 const void* interceptor_entry_point, | 16 const void* interceptor_entry_point, |
| 17 void* thunk_storage, | 17 void* thunk_storage, |
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| 57 return ret; | 57 return ret; |
| 58 } | 58 } |
| 59 | 59 |
| 60 NTSTATUS EatResolverThunk::ResolveTarget(const void* module, | 60 NTSTATUS EatResolverThunk::ResolveTarget(const void* module, |
| 61 const char* function_name, | 61 const char* function_name, |
| 62 void** address) { | 62 void** address) { |
| 63 DCHECK_NT(address); | 63 DCHECK_NT(address); |
| 64 if (!module) | 64 if (!module) |
| 65 return STATUS_INVALID_PARAMETER; | 65 return STATUS_INVALID_PARAMETER; |
| 66 | 66 |
| 67 PEImage pe(module); | 67 base::win::PEImage pe(module); |
| 68 if (!pe.VerifyMagic()) | 68 if (!pe.VerifyMagic()) |
| 69 return STATUS_INVALID_IMAGE_FORMAT; | 69 return STATUS_INVALID_IMAGE_FORMAT; |
| 70 | 70 |
| 71 eat_entry_ = pe.GetExportEntry(function_name); | 71 eat_entry_ = pe.GetExportEntry(function_name); |
| 72 | 72 |
| 73 if (!eat_entry_) | 73 if (!eat_entry_) |
| 74 return STATUS_PROCEDURE_NOT_FOUND; | 74 return STATUS_PROCEDURE_NOT_FOUND; |
| 75 | 75 |
| 76 *address = pe.RVAToAddr(*eat_entry_); | 76 *address = pe.RVAToAddr(*eat_entry_); |
| 77 | 77 |
| 78 return STATUS_SUCCESS; | 78 return STATUS_SUCCESS; |
| 79 } | 79 } |
| 80 | 80 |
| 81 size_t EatResolverThunk::GetThunkSize() const { | 81 size_t EatResolverThunk::GetThunkSize() const { |
| 82 #if defined(_WIN64) | 82 #if defined(_WIN64) |
| 83 return GetInternalThunkSize() * 2; | 83 return GetInternalThunkSize() * 2; |
| 84 #else | 84 #else |
| 85 return GetInternalThunkSize(); | 85 return GetInternalThunkSize(); |
| 86 #endif | 86 #endif |
| 87 } | 87 } |
| 88 | 88 |
| 89 } // namespace sandbox | 89 } // namespace sandbox |
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