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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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_interception.h" | 5 #include "sandbox/win/src/sync_interception.h" |
| 6 | 6 |
| 7 #include <stdint.h> | |
| 8 | |
| 9 #include "sandbox/win/src/crosscall_client.h" | 7 #include "sandbox/win/src/crosscall_client.h" |
| 10 #include "sandbox/win/src/ipc_tags.h" | 8 #include "sandbox/win/src/ipc_tags.h" |
| 11 #include "sandbox/win/src/policy_params.h" | 9 #include "sandbox/win/src/policy_params.h" |
| 12 #include "sandbox/win/src/policy_target.h" | 10 #include "sandbox/win/src/policy_target.h" |
| 13 #include "sandbox/win/src/sandbox_factory.h" | 11 #include "sandbox/win/src/sandbox_factory.h" |
| 14 #include "sandbox/win/src/sandbox_nt_util.h" | 12 #include "sandbox/win/src/sandbox_nt_util.h" |
| 15 #include "sandbox/win/src/sharedmem_ipc_client.h" | 13 #include "sandbox/win/src/sharedmem_ipc_client.h" |
| 16 #include "sandbox/win/src/target_services.h" | 14 #include "sandbox/win/src/target_services.h" |
| 17 | 15 |
| 18 namespace sandbox { | 16 namespace sandbox { |
| 19 | 17 |
| 20 ResultCode ProxyCreateEvent(LPCWSTR name, | 18 ResultCode ProxyCreateEvent(LPCWSTR name, |
| 21 uint32_t initial_state, | 19 uint32 initial_state, |
| 22 EVENT_TYPE event_type, | 20 EVENT_TYPE event_type, |
| 23 void* ipc_memory, | 21 void* ipc_memory, |
| 24 CrossCallReturn* answer) { | 22 CrossCallReturn* answer) { |
| 25 CountedParameterSet<NameBased> params; | 23 CountedParameterSet<NameBased> params; |
| 26 params[NameBased::NAME] = ParamPickerMake(name); | 24 params[NameBased::NAME] = ParamPickerMake(name); |
| 27 | 25 |
| 28 if (!QueryBroker(IPC_CREATEEVENT_TAG, params.GetBase())) | 26 if (!QueryBroker(IPC_CREATEEVENT_TAG, params.GetBase())) |
| 29 return SBOX_ERROR_GENERIC; | 27 return SBOX_ERROR_GENERIC; |
| 30 | 28 |
| 31 SharedMemIPCClient ipc(ipc_memory); | 29 SharedMemIPCClient ipc(ipc_memory); |
| 32 ResultCode code = CrossCall(ipc, IPC_CREATEEVENT_TAG, name, event_type, | 30 ResultCode code = CrossCall(ipc, IPC_CREATEEVENT_TAG, name, event_type, |
| 33 initial_state, answer); | 31 initial_state, answer); |
| 34 return code; | 32 return code; |
| 35 } | 33 } |
| 36 | 34 |
| 37 ResultCode ProxyOpenEvent(LPCWSTR name, | 35 ResultCode ProxyOpenEvent(LPCWSTR name, |
| 38 uint32_t desired_access, | 36 uint32 desired_access, |
| 39 void* ipc_memory, | 37 void* ipc_memory, |
| 40 CrossCallReturn* answer) { | 38 CrossCallReturn* answer) { |
| 41 CountedParameterSet<OpenEventParams> params; | 39 CountedParameterSet<OpenEventParams> params; |
| 42 params[OpenEventParams::NAME] = ParamPickerMake(name); | 40 params[OpenEventParams::NAME] = ParamPickerMake(name); |
| 43 params[OpenEventParams::ACCESS] = ParamPickerMake(desired_access); | 41 params[OpenEventParams::ACCESS] = ParamPickerMake(desired_access); |
| 44 | 42 |
| 45 if (!QueryBroker(IPC_OPENEVENT_TAG, params.GetBase())) | 43 if (!QueryBroker(IPC_OPENEVENT_TAG, params.GetBase())) |
| 46 return SBOX_ERROR_GENERIC; | 44 return SBOX_ERROR_GENERIC; |
| 47 | 45 |
| 48 SharedMemIPCClient ipc(ipc_memory); | 46 SharedMemIPCClient ipc(ipc_memory); |
| (...skipping 25 matching lines...) Expand all Loading... |
| 74 | 72 |
| 75 void* memory = GetGlobalIPCMemory(); | 73 void* memory = GetGlobalIPCMemory(); |
| 76 if (memory == NULL) | 74 if (memory == NULL) |
| 77 break; | 75 break; |
| 78 | 76 |
| 79 OBJECT_ATTRIBUTES object_attribs_copy = *object_attributes; | 77 OBJECT_ATTRIBUTES object_attribs_copy = *object_attributes; |
| 80 // The RootDirectory points to BaseNamedObjects. We can ignore it. | 78 // The RootDirectory points to BaseNamedObjects. We can ignore it. |
| 81 object_attribs_copy.RootDirectory = NULL; | 79 object_attribs_copy.RootDirectory = NULL; |
| 82 | 80 |
| 83 wchar_t* name = NULL; | 81 wchar_t* name = NULL; |
| 84 uint32_t attributes = 0; | 82 uint32 attributes = 0; |
| 85 NTSTATUS ret = AllocAndCopyName(&object_attribs_copy, &name, &attributes, | 83 NTSTATUS ret = AllocAndCopyName(&object_attribs_copy, &name, &attributes, |
| 86 NULL); | 84 NULL); |
| 87 if (!NT_SUCCESS(ret) || name == NULL) | 85 if (!NT_SUCCESS(ret) || name == NULL) |
| 88 break; | 86 break; |
| 89 | 87 |
| 90 CrossCallReturn answer = {0}; | 88 CrossCallReturn answer = {0}; |
| 91 answer.nt_status = status; | 89 answer.nt_status = status; |
| 92 ResultCode code = ProxyCreateEvent(name, initial_state, event_type, memory, | 90 ResultCode code = ProxyCreateEvent(name, initial_state, event_type, memory, |
| 93 &answer); | 91 &answer); |
| 94 operator delete(name, NT_ALLOC); | 92 operator delete(name, NT_ALLOC); |
| (...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 127 | 125 |
| 128 void* memory = GetGlobalIPCMemory(); | 126 void* memory = GetGlobalIPCMemory(); |
| 129 if (memory == NULL) | 127 if (memory == NULL) |
| 130 break; | 128 break; |
| 131 | 129 |
| 132 OBJECT_ATTRIBUTES object_attribs_copy = *object_attributes; | 130 OBJECT_ATTRIBUTES object_attribs_copy = *object_attributes; |
| 133 // The RootDirectory points to BaseNamedObjects. We can ignore it. | 131 // The RootDirectory points to BaseNamedObjects. We can ignore it. |
| 134 object_attribs_copy.RootDirectory = NULL; | 132 object_attribs_copy.RootDirectory = NULL; |
| 135 | 133 |
| 136 wchar_t* name = NULL; | 134 wchar_t* name = NULL; |
| 137 uint32_t attributes = 0; | 135 uint32 attributes = 0; |
| 138 NTSTATUS ret = AllocAndCopyName(&object_attribs_copy, &name, &attributes, | 136 NTSTATUS ret = AllocAndCopyName(&object_attribs_copy, &name, &attributes, |
| 139 NULL); | 137 NULL); |
| 140 if (!NT_SUCCESS(ret) || name == NULL) | 138 if (!NT_SUCCESS(ret) || name == NULL) |
| 141 break; | 139 break; |
| 142 | 140 |
| 143 CrossCallReturn answer = {0}; | 141 CrossCallReturn answer = {0}; |
| 144 answer.nt_status = status; | 142 answer.nt_status = status; |
| 145 ResultCode code = ProxyOpenEvent(name, desired_access, memory, &answer); | 143 ResultCode code = ProxyOpenEvent(name, desired_access, memory, &answer); |
| 146 operator delete(name, NT_ALLOC); | 144 operator delete(name, NT_ALLOC); |
| 147 | 145 |
| 148 if (code != SBOX_ALL_OK) { | 146 if (code != SBOX_ALL_OK) { |
| 149 status = answer.nt_status; | 147 status = answer.nt_status; |
| 150 break; | 148 break; |
| 151 } | 149 } |
| 152 __try { | 150 __try { |
| 153 *event_handle = answer.handle; | 151 *event_handle = answer.handle; |
| 154 status = STATUS_SUCCESS; | 152 status = STATUS_SUCCESS; |
| 155 } __except(EXCEPTION_EXECUTE_HANDLER) { | 153 } __except(EXCEPTION_EXECUTE_HANDLER) { |
| 156 break; | 154 break; |
| 157 } | 155 } |
| 158 } while (false); | 156 } while (false); |
| 159 | 157 |
| 160 return status; | 158 return status; |
| 161 } | 159 } |
| 162 | 160 |
| 163 } // namespace sandbox | 161 } // namespace sandbox |
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