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| 1 // Copyright 2015 The Crashpad Authors. All rights reserved. | 1 // Copyright 2015 The Crashpad Authors. All rights reserved. |
| 2 // | 2 // |
| 3 // Licensed under the Apache License, Version 2.0 (the "License"); | 3 // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 // you may not use this file except in compliance with the License. | 4 // you may not use this file except in compliance with the License. |
| 5 // You may obtain a copy of the License at | 5 // You may obtain a copy of the License at |
| 6 // | 6 // |
| 7 // http://www.apache.org/licenses/LICENSE-2.0 | 7 // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 // | 8 // |
| 9 // Unless required by applicable law or agreed to in writing, software | 9 // Unless required by applicable law or agreed to in writing, software |
| 10 // distributed under the License is distributed on an "AS IS" BASIS, | 10 // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 // See the License for the specific language governing permissions and | 12 // See the License for the specific language governing permissions and |
| 13 // limitations under the License. | 13 // limitations under the License. |
| 14 | 14 |
| 15 #include "util/win/scoped_process_suspend.h" | 15 #include "util/win/scoped_process_suspend.h" |
| 16 | 16 |
| 17 #include <stddef.h> |
| 17 #include <winternl.h> | 18 #include <winternl.h> |
| 18 | 19 |
| 19 #include "util/win/nt_internals.h" | 20 #include "util/win/nt_internals.h" |
| 20 #include "util/win/ntstatus_logging.h" | 21 #include "util/win/ntstatus_logging.h" |
| 21 | 22 |
| 22 namespace crashpad { | 23 namespace crashpad { |
| 23 | 24 |
| 24 ScopedProcessSuspend::ScopedProcessSuspend(HANDLE process) { | 25 ScopedProcessSuspend::ScopedProcessSuspend(HANDLE process) { |
| 25 NTSTATUS status = NtSuspendProcess(process); | 26 NTSTATUS status = NtSuspendProcess(process); |
| 26 if (NT_SUCCESS(status)) { | 27 if (NT_SUCCESS(status)) { |
| 27 process_ = process; | 28 process_ = process; |
| 28 } else { | 29 } else { |
| 29 process_ = nullptr; | 30 process_ = nullptr; |
| 30 NTSTATUS_LOG(ERROR, status) << "NtSuspendProcess"; | 31 NTSTATUS_LOG(ERROR, status) << "NtSuspendProcess"; |
| 31 } | 32 } |
| 32 } | 33 } |
| 33 | 34 |
| 34 ScopedProcessSuspend::~ScopedProcessSuspend() { | 35 ScopedProcessSuspend::~ScopedProcessSuspend() { |
| 35 if (process_) { | 36 if (process_) { |
| 36 NTSTATUS status = NtResumeProcess(process_); | 37 NTSTATUS status = NtResumeProcess(process_); |
| 37 if (!NT_SUCCESS(status)) { | 38 if (!NT_SUCCESS(status)) { |
| 38 NTSTATUS_LOG(ERROR, status) << "NtResumeProcess"; | 39 NTSTATUS_LOG(ERROR, status) << "NtResumeProcess"; |
| 39 } | 40 } |
| 40 } | 41 } |
| 41 } | 42 } |
| 42 | 43 |
| 43 } // namespace crashpad | 44 } // namespace crashpad |
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