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comparison: security/sandbox/win/src/named_pipe_dispatcher.cc
security/sandbox/win/src/named_pipe_dispatcher.cc
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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "sandbox/win/src/named_pipe_dispatcher.h" | |
| 6 | |
| 7 #include "base/basictypes.h" | |
| 8 | |
| 9 #include "sandbox/win/src/crosscall_client.h" | |
| 10 #include "sandbox/win/src/interception.h" | |
| 11 #include "sandbox/win/src/interceptors.h" | |
| 12 #include "sandbox/win/src/ipc_tags.h" | |
| 13 #include "sandbox/win/src/named_pipe_interception.h" | |
| 14 #include "sandbox/win/src/named_pipe_policy.h" | |
| 15 #include "sandbox/win/src/policy_broker.h" | |
| 16 #include "sandbox/win/src/policy_params.h" | |
| 17 #include "sandbox/win/src/sandbox.h" | |
| 18 | |
| 19 | |
| 20 namespace sandbox { | |
| 21 | |
| 22 NamedPipeDispatcher::NamedPipeDispatcher(PolicyBase* policy_base) | |
| 23 : policy_base_(policy_base) { | |
| 24 static const IPCCall create_params = { | |
| 25 {IPC_CREATENAMEDPIPEW_TAG, WCHAR_TYPE, ULONG_TYPE, ULONG_TYPE, ULONG_TYPE, | |
| 26 ULONG_TYPE, ULONG_TYPE, ULONG_TYPE}, | |
| 27 reinterpret_cast<CallbackGeneric>(&NamedPipeDispatcher::CreateNamedPipe) | |
| 28 }; | |
| 29 | |
| 30 ipc_calls_.push_back(create_params); | |
| 31 } | |
| 32 | |
| 33 bool NamedPipeDispatcher::SetupService(InterceptionManager* manager, | |
| 34 int service) { | |
| 35 if (IPC_CREATENAMEDPIPEW_TAG == service) | |
| 36 return INTERCEPT_EAT(manager, L"kernel32.dll", CreateNamedPipeW, | |
| 37 CREATE_NAMED_PIPE_ID, 36); | |
| 38 | |
| 39 return false; | |
| 40 } | |
| 41 | |
| 42 bool NamedPipeDispatcher::CreateNamedPipe( | |
| 43 IPCInfo* ipc, std::wstring* name, DWORD open_mode, DWORD pipe_mode, | |
| 44 DWORD max_instances, DWORD out_buffer_size, DWORD in_buffer_size, | |
| 45 DWORD default_timeout) { | |
| 46 const wchar_t* pipe_name = name->c_str(); | |
| 47 CountedParameterSet<NameBased> params; | |
| 48 params[NameBased::NAME] = ParamPickerMake(pipe_name); | |
| 49 | |
| 50 EvalResult eval = policy_base_->EvalPolicy(IPC_CREATENAMEDPIPEW_TAG, | |
| 51 params.GetBase()); | |
| 52 | |
| 53 HANDLE pipe; | |
| 54 DWORD ret = NamedPipePolicy::CreateNamedPipeAction(eval, *ipc->client_info, | |
| 55 *name, open_mode, | |
| 56 pipe_mode, max_instances, | |
| 57 out_buffer_size, | |
| 58 in_buffer_size, | |
| 59 default_timeout, &pipe); | |
| 60 | |
| 61 ipc->return_info.win32_result = ret; | |
| 62 ipc->return_info.handle = pipe; | |
| 63 return true; | |
| 64 } | |
| 65 | |
| 66 } // namespace sandbox |
