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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/sync_dispatcher.h" | 5 #include "sandbox/win/src/sync_dispatcher.h" |
| 6 | 6 |
| 7 #include <stdint.h> |
| 8 |
| 7 #include "base/win/windows_version.h" | 9 #include "base/win/windows_version.h" |
| 8 #include "sandbox/win/src/crosscall_client.h" | 10 #include "sandbox/win/src/crosscall_client.h" |
| 9 #include "sandbox/win/src/interception.h" | 11 #include "sandbox/win/src/interception.h" |
| 10 #include "sandbox/win/src/interceptors.h" | 12 #include "sandbox/win/src/interceptors.h" |
| 11 #include "sandbox/win/src/ipc_tags.h" | 13 #include "sandbox/win/src/ipc_tags.h" |
| 12 #include "sandbox/win/src/policy_broker.h" | 14 #include "sandbox/win/src/policy_broker.h" |
| 13 #include "sandbox/win/src/policy_params.h" | 15 #include "sandbox/win/src/policy_params.h" |
| 14 #include "sandbox/win/src/sandbox.h" | 16 #include "sandbox/win/src/sandbox.h" |
| 15 #include "sandbox/win/src/sync_interception.h" | 17 #include "sandbox/win/src/sync_interception.h" |
| 16 #include "sandbox/win/src/sync_policy.h" | 18 #include "sandbox/win/src/sync_policy.h" |
| (...skipping 18 matching lines...) Expand all Loading... |
| 35 int service) { | 37 int service) { |
| 36 if (service == IPC_CREATEEVENT_TAG) { | 38 if (service == IPC_CREATEEVENT_TAG) { |
| 37 return INTERCEPT_NT(manager, NtCreateEvent, CREATE_EVENT_ID, 24); | 39 return INTERCEPT_NT(manager, NtCreateEvent, CREATE_EVENT_ID, 24); |
| 38 } | 40 } |
| 39 return (service == IPC_OPENEVENT_TAG) && | 41 return (service == IPC_OPENEVENT_TAG) && |
| 40 INTERCEPT_NT(manager, NtOpenEvent, OPEN_EVENT_ID, 16); | 42 INTERCEPT_NT(manager, NtOpenEvent, OPEN_EVENT_ID, 16); |
| 41 } | 43 } |
| 42 | 44 |
| 43 bool SyncDispatcher::CreateEvent(IPCInfo* ipc, | 45 bool SyncDispatcher::CreateEvent(IPCInfo* ipc, |
| 44 base::string16* name, | 46 base::string16* name, |
| 45 uint32 event_type, | 47 uint32_t event_type, |
| 46 uint32 initial_state) { | 48 uint32_t initial_state) { |
| 47 const wchar_t* event_name = name->c_str(); | 49 const wchar_t* event_name = name->c_str(); |
| 48 CountedParameterSet<NameBased> params; | 50 CountedParameterSet<NameBased> params; |
| 49 params[NameBased::NAME] = ParamPickerMake(event_name); | 51 params[NameBased::NAME] = ParamPickerMake(event_name); |
| 50 | 52 |
| 51 EvalResult result = policy_base_->EvalPolicy(IPC_CREATEEVENT_TAG, | 53 EvalResult result = policy_base_->EvalPolicy(IPC_CREATEEVENT_TAG, |
| 52 params.GetBase()); | 54 params.GetBase()); |
| 53 HANDLE handle = NULL; | 55 HANDLE handle = NULL; |
| 54 // Return operation status on the IPC. | 56 // Return operation status on the IPC. |
| 55 ipc->return_info.nt_status = SyncPolicy::CreateEventAction( | 57 ipc->return_info.nt_status = SyncPolicy::CreateEventAction( |
| 56 result, *ipc->client_info, *name, event_type, initial_state, &handle); | 58 result, *ipc->client_info, *name, event_type, initial_state, &handle); |
| 57 ipc->return_info.handle = handle; | 59 ipc->return_info.handle = handle; |
| 58 return true; | 60 return true; |
| 59 } | 61 } |
| 60 | 62 |
| 61 bool SyncDispatcher::OpenEvent(IPCInfo* ipc, | 63 bool SyncDispatcher::OpenEvent(IPCInfo* ipc, |
| 62 base::string16* name, | 64 base::string16* name, |
| 63 uint32 desired_access) { | 65 uint32_t desired_access) { |
| 64 const wchar_t* event_name = name->c_str(); | 66 const wchar_t* event_name = name->c_str(); |
| 65 | 67 |
| 66 CountedParameterSet<OpenEventParams> params; | 68 CountedParameterSet<OpenEventParams> params; |
| 67 params[OpenEventParams::NAME] = ParamPickerMake(event_name); | 69 params[OpenEventParams::NAME] = ParamPickerMake(event_name); |
| 68 params[OpenEventParams::ACCESS] = ParamPickerMake(desired_access); | 70 params[OpenEventParams::ACCESS] = ParamPickerMake(desired_access); |
| 69 | 71 |
| 70 EvalResult result = policy_base_->EvalPolicy(IPC_OPENEVENT_TAG, | 72 EvalResult result = policy_base_->EvalPolicy(IPC_OPENEVENT_TAG, |
| 71 params.GetBase()); | 73 params.GetBase()); |
| 72 HANDLE handle = NULL; | 74 HANDLE handle = NULL; |
| 73 // Return operation status on the IPC. | 75 // Return operation status on the IPC. |
| 74 ipc->return_info.nt_status = SyncPolicy::OpenEventAction( | 76 ipc->return_info.nt_status = SyncPolicy::OpenEventAction( |
| 75 result, *ipc->client_info, *name, desired_access, &handle); | 77 result, *ipc->client_info, *name, desired_access, &handle); |
| 76 ipc->return_info.handle = handle; | 78 ipc->return_info.handle = handle; |
| 77 return true; | 79 return true; |
| 78 } | 80 } |
| 79 | 81 |
| 80 } // namespace sandbox | 82 } // namespace sandbox |
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