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/*
* 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.
*/
#ifndef CAR_PROCFS_DIRECTORY
#define CAR_PROCFS_DIRECTORY
#include <dirent.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <memory>
#include <string>
namespace procfsinspector {
class Directory {
public:
class Entry {
public:
Entry(std::string parent = "", std::string child = "");
const std::string& getChild() { return mChild; }
std::string str();
bool isEmpty() const;
operator bool() const {
return !isEmpty();
}
uid_t getOwnerUserId();
private:
std::string mParent;
std::string mChild;
};
Directory(const char* path);
Entry next(unsigned char type = DT_UNKNOWN);
private:
class Deleter {
public:
void operator()(DIR* dir) {
if (dir) closedir(dir);
}
};
std::string mPath;
std::unique_ptr<DIR, Deleter> mDirectory;
};
}
#endif // CAR_PROCFS_DIRECTORY