| /* |
| * |
| * Copyright 2015 gRPC authors. |
| * |
| * 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 GRPC_SUPPORT_CPU_H |
| #define GRPC_SUPPORT_CPU_H |
| |
| #include <grpc/support/port_platform.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** Interface providing CPU information for currently running system */ |
| |
| /** Return the number of CPU cores on the current system. Will return 0 if |
| the information is not available. */ |
| GPRAPI unsigned gpr_cpu_num_cores(void); |
| |
| /** Return the CPU on which the current thread is executing; N.B. This should |
| be considered advisory only - it is possible that the thread is switched |
| to a different CPU at any time. Returns a value in range |
| [0, gpr_cpu_num_cores() - 1] */ |
| GPRAPI unsigned gpr_cpu_current_cpu(void); |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif /* GRPC_SUPPORT_CPU_H */ |