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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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/src/named_pipe_dispatcher.h" | 5 #include "sandbox/win/src/named_pipe_dispatcher.h" |
6 | 6 |
7 #include "base/basictypes.h" | 7 #include "base/basictypes.h" |
8 | 8 |
9 #include "sandbox/win/src/crosscall_client.h" | 9 #include "sandbox/win/src/crosscall_client.h" |
10 #include "sandbox/win/src/interception.h" | 10 #include "sandbox/win/src/interception.h" |
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36 return INTERCEPT_EAT(manager, kKerneldllName, CreateNamedPipeW, | 36 return INTERCEPT_EAT(manager, kKerneldllName, CreateNamedPipeW, |
37 CREATE_NAMED_PIPE_ID, 36); | 37 CREATE_NAMED_PIPE_ID, 36); |
38 | 38 |
39 return false; | 39 return false; |
40 } | 40 } |
41 | 41 |
42 bool NamedPipeDispatcher::CreateNamedPipe( | 42 bool NamedPipeDispatcher::CreateNamedPipe( |
43 IPCInfo* ipc, base::string16* name, DWORD open_mode, DWORD pipe_mode, | 43 IPCInfo* ipc, base::string16* name, DWORD open_mode, DWORD pipe_mode, |
44 DWORD max_instances, DWORD out_buffer_size, DWORD in_buffer_size, | 44 DWORD max_instances, DWORD out_buffer_size, DWORD in_buffer_size, |
45 DWORD default_timeout) { | 45 DWORD default_timeout) { |
46 ipc->return_info.win32_result = ERROR_ACCESS_DENIED; | |
47 ipc->return_info.handle = INVALID_HANDLE_VALUE; | |
48 | |
46 const wchar_t* pipe_name = name->c_str(); | 49 const wchar_t* pipe_name = name->c_str(); |
47 CountedParameterSet<NameBased> params; | 50 CountedParameterSet<NameBased> params; |
48 params[NameBased::NAME] = ParamPickerMake(pipe_name); | 51 params[NameBased::NAME] = ParamPickerMake(pipe_name); |
49 | 52 |
50 EvalResult eval = policy_base_->EvalPolicy(IPC_CREATENAMEDPIPEW_TAG, | 53 EvalResult eval = policy_base_->EvalPolicy(IPC_CREATENAMEDPIPEW_TAG, |
51 params.GetBase()); | 54 params.GetBase()); |
52 | 55 |
56 // "For file I/O, the "\\?\" prefix to a path string tells the Windows APIs to | |
57 // disable all string parsing and to send the string that follows it straight | |
58 // to the file system." | |
59 // http://msdn.microsoft.com/en-us/library/aa365247(VS.85).aspx | |
60 if (name->compare(0, 4, L"\\\\.\\") == 0) | |
61 name->replace(0, 4, L"\\\\\?\\"); | |
62 | |
jschuh
2014/01/24 22:53:33
I thought we discussed having the dispatcher also
| |
53 HANDLE pipe; | 63 HANDLE pipe; |
54 DWORD ret = NamedPipePolicy::CreateNamedPipeAction(eval, *ipc->client_info, | 64 DWORD ret = NamedPipePolicy::CreateNamedPipeAction(eval, *ipc->client_info, |
55 *name, open_mode, | 65 *name, open_mode, |
56 pipe_mode, max_instances, | 66 pipe_mode, max_instances, |
57 out_buffer_size, | 67 out_buffer_size, |
58 in_buffer_size, | 68 in_buffer_size, |
59 default_timeout, &pipe); | 69 default_timeout, &pipe); |
60 | 70 |
61 ipc->return_info.win32_result = ret; | 71 ipc->return_info.win32_result = ret; |
62 ipc->return_info.handle = pipe; | 72 ipc->return_info.handle = pipe; |
63 return true; | 73 return true; |
64 } | 74 } |
65 | 75 |
66 } // namespace sandbox | 76 } // namespace sandbox |
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