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#pragma once
#include <fcntl.h>
#include <string>
namespace openpower
{
namespace util
{
/**
* Class to wrap a file descriptor.
*
* Opens the descriptor in the constructor, and
* then closes it when destroyed.
*/
class FileDescriptor
{
public:
FileDescriptor() = delete;
FileDescriptor(const FileDescriptor&) = delete;
FileDescriptor(FileDescriptor&&) = default;
FileDescriptor& operator=(const FileDescriptor) = delete;
FileDescriptor& operator=(FileDescriptor&&) = default;
/**
* Creates a file descriptor by opening the device
* path passed in.
*
* @param path[in] - the device path that will be open
*/
FileDescriptor(const std::string& path);
/**
* Closes the file.
*/
~FileDescriptor();
/**
* The method to access the file descriptor value
*/
inline auto get() const
{
return fd;
}
private:
/**
* The actual file descriptor
*/
int fd;
};
}
}
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