| /* |
| * Copyright (C) 2017 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. |
| */ |
| |
| #include "directory.h" |
| #include "server.h" |
| |
| template<typename IntTy> |
| static bool asNumber(const std::string& s, IntTy *value) { |
| IntTy v = 0; |
| for (auto&& c : s) { |
| if (c < '0' || c > '9') { |
| return false; |
| } else { |
| v = v * 10 + (c - '0'); |
| } |
| } |
| |
| if (value) *value = v; |
| |
| return true; |
| } |
| |
| std::vector<procfsinspector::ProcessInfo> procfsinspector::Impl::readProcessTable() { |
| std::vector<procfsinspector::ProcessInfo> processes; |
| |
| Directory dir("/proc"); |
| while (auto entry = dir.next()) { |
| pid_t pid; |
| if (asNumber(entry.getChild(), &pid)) { |
| processes.push_back(ProcessInfo{pid, entry.getOwnerUserId()}); |
| } |
| } |
| |
| return processes; |
| } |