| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef INCLUDE_PERFETTO_BASE_PROC_UTILS_H_ |
| #define INCLUDE_PERFETTO_BASE_PROC_UTILS_H_ |
| |
| #include <stdint.h> |
| |
| #include "perfetto/base/build_config.h" |
| |
| #if PERFETTO_BUILDFLAG(PERFETTO_OS_WIN) |
| extern "C" { |
| // Prototype extracted from the Windows SDK to avoid including windows.h. |
| __declspec(dllimport) unsigned long __stdcall GetCurrentProcessId(); |
| } |
| #elif PERFETTO_BUILDFLAG(PERFETTO_OS_FUCHSIA) |
| #include <zircon/process.h> |
| #include <zircon/types.h> |
| #else |
| #include <unistd.h> |
| #endif |
| |
| namespace perfetto { |
| namespace base { |
| |
| #if PERFETTO_BUILDFLAG(PERFETTO_OS_FUCHSIA) |
| using PlatformProcessId = zx_handle_t; |
| inline PlatformProcessId GetProcessId() { |
| return zx_process_self(); |
| } |
| #elif PERFETTO_BUILDFLAG(PERFETTO_OS_WIN) |
| using PlatformProcessId = uint64_t; |
| inline PlatformProcessId GetProcessId() { |
| return static_cast<uint64_t>(GetCurrentProcessId()); |
| } |
| #else |
| using PlatformProcessId = pid_t; |
| inline PlatformProcessId GetProcessId() { |
| return getpid(); |
| } |
| #endif |
| |
| } // namespace base |
| } // namespace perfetto |
| |
| #endif // INCLUDE_PERFETTO_BASE_PROC_UTILS_H_ |