1 /* 2 * Copyright (C) 2020 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 <binder/Status.h> 20 21 #include <string> 22 23 #include <stdint.h> 24 #include <sys/types.h> 25 26 namespace android::vold { 27 28 binder::Status Ok(); 29 binder::Status Exception(uint32_t code, const std::string& msg); 30 31 binder::Status CheckPermission(const char* permission); 32 binder::Status CheckUidOrRoot(uid_t expectedUid); 33 binder::Status CheckArgumentId(const std::string& id); 34 binder::Status CheckArgumentPath(const std::string& path); 35 binder::Status CheckArgumentHex(const std::string& hex); 36 37 // Incremental service is only allowed to touch its own directory, and the installed apps dir. 38 // This function ensures the caller isn't doing anything tricky. 39 enum class IncrementalPathKind { MountSource, MountTarget, Bind, Any }; 40 binder::Status CheckIncrementalPath(IncrementalPathKind kind, const std::string& path); 41 42 } // namespace android::vold 43