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| 1 // Copyright (c) 2006-2010 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 <string> | 5 #include <string> |
| 6 | 6 |
| 7 #include "sandbox/src/filesystem_policy.h" | 7 #include "sandbox/src/filesystem_policy.h" |
| 8 | 8 |
| 9 #include "base/logging.h" | 9 #include "base/logging.h" |
| 10 #include "base/scoped_handle_win.h" | 10 #include "base/win/scoped_handle.h" |
| 11 #include "sandbox/src/ipc_tags.h" | 11 #include "sandbox/src/ipc_tags.h" |
| 12 #include "sandbox/src/policy_engine_opcodes.h" | 12 #include "sandbox/src/policy_engine_opcodes.h" |
| 13 #include "sandbox/src/policy_params.h" | 13 #include "sandbox/src/policy_params.h" |
| 14 #include "sandbox/src/sandbox_utils.h" | 14 #include "sandbox/src/sandbox_utils.h" |
| 15 #include "sandbox/src/sandbox_types.h" | 15 #include "sandbox/src/sandbox_types.h" |
| 16 #include "sandbox/src/win_utils.h" | 16 #include "sandbox/src/win_utils.h" |
| 17 | 17 |
| 18 namespace { | 18 namespace { |
| 19 | 19 |
| 20 NTSTATUS NtCreateFileInTarget(HANDLE* target_file_handle, | 20 NTSTATUS NtCreateFileInTarget(HANDLE* target_file_handle, |
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| 356 ResolveNTFunctionPtr("NtSetInformationFile", &NtSetInformationFile); | 356 ResolveNTFunctionPtr("NtSetInformationFile", &NtSetInformationFile); |
| 357 | 357 |
| 358 HANDLE local_handle = NULL; | 358 HANDLE local_handle = NULL; |
| 359 if (!::DuplicateHandle(client_info.process, target_file_handle, | 359 if (!::DuplicateHandle(client_info.process, target_file_handle, |
| 360 ::GetCurrentProcess(), &local_handle, 0, FALSE, | 360 ::GetCurrentProcess(), &local_handle, 0, FALSE, |
| 361 DUPLICATE_SAME_ACCESS)) { | 361 DUPLICATE_SAME_ACCESS)) { |
| 362 *nt_status = STATUS_ACCESS_DENIED; | 362 *nt_status = STATUS_ACCESS_DENIED; |
| 363 return true; | 363 return true; |
| 364 } | 364 } |
| 365 | 365 |
| 366 ScopedHandle handle(local_handle); | 366 base::win::ScopedHandle handle(local_handle); |
| 367 | 367 |
| 368 FILE_INFORMATION_CLASS file_info_class = | 368 FILE_INFORMATION_CLASS file_info_class = |
| 369 static_cast<FILE_INFORMATION_CLASS>(info_class); | 369 static_cast<FILE_INFORMATION_CLASS>(info_class); |
| 370 *nt_status = NtSetInformationFile(local_handle, io_block, file_info, length, | 370 *nt_status = NtSetInformationFile(local_handle, io_block, file_info, length, |
| 371 file_info_class); | 371 file_info_class); |
| 372 | 372 |
| 373 return true; | 373 return true; |
| 374 } | 374 } |
| 375 | 375 |
| 376 bool PreProcessName(const std::wstring& path, std::wstring* new_path) { | 376 bool PreProcessName(const std::wstring& path, std::wstring* new_path) { |
| 377 ConvertToLongPath(path, new_path); | 377 ConvertToLongPath(path, new_path); |
| 378 | 378 |
| 379 bool reparsed = false; | 379 bool reparsed = false; |
| 380 if (ERROR_SUCCESS != IsReparsePoint(*new_path, &reparsed)) | 380 if (ERROR_SUCCESS != IsReparsePoint(*new_path, &reparsed)) |
| 381 return false; | 381 return false; |
| 382 | 382 |
| 383 // We can't process reparsed file. | 383 // We can't process reparsed file. |
| 384 return !reparsed; | 384 return !reparsed; |
| 385 } | 385 } |
| 386 | 386 |
| 387 } // namespace sandbox | 387 } // namespace sandbox |
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