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