1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <stdint.h> 20 #include <string> 21 22 namespace android { 23 namespace cgrouprc { 24 namespace format { 25 26 // Minimal controller description to be mmapped into process address space 27 struct CgroupController { 28 public: 29 CgroupController(); 30 CgroupController(uint32_t version, uint32_t flags, const std::string& name, 31 const std::string& path); 32 33 uint32_t version() const; 34 uint32_t flags() const; 35 const char* name() const; 36 const char* path() const; 37 38 void set_flags(uint32_t flags); 39 40 private: 41 static constexpr size_t CGROUP_NAME_BUF_SZ = 16; 42 static constexpr size_t CGROUP_PATH_BUF_SZ = 32; 43 44 uint32_t version_; 45 uint32_t flags_; 46 char name_[CGROUP_NAME_BUF_SZ]; 47 char path_[CGROUP_PATH_BUF_SZ]; 48 }; 49 50 } // namespace format 51 } // namespace cgrouprc 52 } // namespace android 53