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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/src/sync_dispatcher.h" | |
| 6 | |
| 7 #include "sandbox/src/crosscall_client.h" | |
| 8 #include "sandbox/src/interception.h" | |
| 9 #include "sandbox/src/interceptors.h" | |
| 10 #include "sandbox/src/ipc_tags.h" | |
| 11 #include "sandbox/src/policy_broker.h" | |
| 12 #include "sandbox/src/policy_params.h" | |
| 13 #include "sandbox/src/sandbox.h" | |
| 14 #include "sandbox/src/sync_interception.h" | |
| 15 #include "sandbox/src/sync_policy.h" | |
| 16 | |
| 17 namespace sandbox { | |
| 18 | |
| 19 SyncDispatcher::SyncDispatcher(PolicyBase* policy_base) | |
| 20 : policy_base_(policy_base) { | |
| 21 static const IPCCall create_params = { | |
| 22 {IPC_CREATEEVENT_TAG, WCHAR_TYPE, ULONG_TYPE, ULONG_TYPE}, | |
| 23 reinterpret_cast<CallbackGeneric>(&SyncDispatcher::CreateEvent) | |
| 24 }; | |
| 25 | |
| 26 static const IPCCall open_params = { | |
| 27 {IPC_OPENEVENT_TAG, WCHAR_TYPE, ULONG_TYPE, ULONG_TYPE}, | |
| 28 reinterpret_cast<CallbackGeneric>(&SyncDispatcher::OpenEvent) | |
| 29 }; | |
| 30 | |
| 31 ipc_calls_.push_back(create_params); | |
| 32 ipc_calls_.push_back(open_params); | |
| 33 } | |
| 34 | |
| 35 bool SyncDispatcher::SetupService(InterceptionManager* manager, | |
| 36 int service) { | |
| 37 if (IPC_CREATEEVENT_TAG == service) | |
| 38 return INTERCEPT_EAT(manager, L"kernel32.dll", CreateEventW, | |
| 39 CREATE_EVENT_ID, 20); | |
| 40 | |
| 41 if (IPC_OPENEVENT_TAG == service) | |
| 42 return INTERCEPT_EAT(manager, L"kernel32.dll", OpenEventW, | |
| 43 OPEN_EVENT_ID, 16); | |
| 44 | |
| 45 return false; | |
| 46 } | |
| 47 | |
| 48 bool SyncDispatcher::CreateEvent(IPCInfo* ipc, std::wstring* name, | |
| 49 DWORD manual_reset, DWORD initial_state) { | |
| 50 const wchar_t* event_name = name->c_str(); | |
| 51 CountedParameterSet<NameBased> params; | |
| 52 params[NameBased::NAME] = ParamPickerMake(event_name); | |
| 53 | |
| 54 EvalResult result = policy_base_->EvalPolicy(IPC_CREATEEVENT_TAG, | |
| 55 params.GetBase()); | |
| 56 HANDLE handle = NULL; | |
| 57 DWORD ret = SyncPolicy::CreateEventAction(result, *ipc->client_info, *name, | |
| 58 manual_reset, initial_state, | |
| 59 &handle); | |
| 60 // Return operation status on the IPC. | |
| 61 ipc->return_info.win32_result = ret; | |
| 62 ipc->return_info.handle = handle; | |
| 63 return true; | |
| 64 } | |
| 65 | |
| 66 bool SyncDispatcher::OpenEvent(IPCInfo* ipc, std::wstring* name, | |
| 67 DWORD desired_access, DWORD inherit_handle) { | |
| 68 const wchar_t* event_name = name->c_str(); | |
| 69 | |
| 70 CountedParameterSet<OpenEventParams> params; | |
| 71 params[OpenEventParams::NAME] = ParamPickerMake(event_name); | |
| 72 params[OpenEventParams::ACCESS] = ParamPickerMake(desired_access); | |
| 73 | |
| 74 EvalResult result = policy_base_->EvalPolicy(IPC_OPENEVENT_TAG, | |
| 75 params.GetBase()); | |
| 76 HANDLE handle = NULL; | |
| 77 DWORD ret = SyncPolicy::OpenEventAction(result, *ipc->client_info, *name, | |
| 78 desired_access, inherit_handle, | |
| 79 &handle); | |
| 80 // Return operation status on the IPC. | |
| 81 ipc->return_info.win32_result = ret; | |
| 82 ipc->return_info.handle = handle; | |
| 83 return true; | |
| 84 } | |
| 85 | |
| 86 } // namespace sandbox | |
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Chromium Code Reviews
Issue 10783004:
Move Windows Sandbox, trybots version (don't commit me!) (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src