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| 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 |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "sandbox/src/handle_interception.h" |
| 6 |
| 7 #include "base/win/scoped_handle.h" |
| 8 #include "sandbox/src/crosscall_client.h" |
| 9 #include "sandbox/src/ipc_tags.h" |
| 10 #include "sandbox/src/sandbox_factory.h" |
| 11 #include "sandbox/src/sandbox_nt_util.h" |
| 12 #include "sandbox/src/sharedmem_ipc_client.h" |
| 13 #include "sandbox/src/target_services.h" |
| 14 |
| 15 namespace sandbox { |
| 16 |
| 17 ResultCode DuplicateHandleProxy(HANDLE source_handle, |
| 18 DWORD target_process_id, |
| 19 HANDLE* target_handle, |
| 20 DWORD desired_access, |
| 21 BOOL inherit_handle, |
| 22 DWORD options) { |
| 23 if (!ValidParameter(target_handle, sizeof(HANDLE), WRITE)) |
| 24 return SBOX_ERROR_BAD_PARAMS; |
| 25 |
| 26 void* memory = GetGlobalIPCMemory(); |
| 27 if (NULL == memory) |
| 28 return SBOX_ERROR_NO_SPACE; |
| 29 |
| 30 SharedMemIPCClient ipc(memory); |
| 31 CrossCallReturn answer = {0}; |
| 32 ResultCode code = CrossCall(ipc, IPC_DUPLICATEHANDLEPROXY_TAG, |
| 33 source_handle, target_process_id, |
| 34 desired_access, inherit_handle, options, |
| 35 &answer); |
| 36 if (SBOX_ALL_OK != code) |
| 37 return code; |
| 38 |
| 39 if (answer.win32_result) { |
| 40 ::SetLastError(answer.nt_status); |
| 41 return SBOX_ERROR_GENERIC; |
| 42 } |
| 43 |
| 44 *target_handle = answer.handle; |
| 45 return SBOX_ALL_OK; |
| 46 } |
| 47 |
| 48 } // namespace sandbox |
| 49 |
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