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/*
* Copyright (c) 2022, kleines Filmröllchen <filmroellchen@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Error.h>
#include <AK/Format.h>
#include <AK/LexicalPath.h>
#include <AK/Noncopyable.h>
#include <AK/Optional.h>
#include <LibCore/Stream.h>
#include <dirent.h>
#include <sys/stat.h>
namespace Core {
class DirIterator;
// Deal with real system directories. Any Directory instance always refers to a valid existing directory.
class Directory {
AK_MAKE_NONCOPYABLE(Directory);
public:
Directory(Directory&&);
~Directory();
// When this flag is set, both the directory attempted to instantiate as well as all of its parents are created with mode 0755 if necessary.
enum class CreateDirectories : bool {
No,
Yes,
};
static ErrorOr<Directory> create(LexicalPath path, CreateDirectories, mode_t creation_mode = 0755);
static ErrorOr<Directory> create(DeprecatedString path, CreateDirectories, mode_t creation_mode = 0755);
static ErrorOr<Directory> adopt_fd(int fd, Optional<LexicalPath> path = {});
ErrorOr<NonnullOwnPtr<Stream::File>> open(StringView filename, Stream::OpenMode mode) const;
ErrorOr<struct stat> stat() const;
ErrorOr<DirIterator> create_iterator() const;
ErrorOr<LexicalPath> path() const;
ErrorOr<void> chown(uid_t, gid_t);
static ErrorOr<bool> is_valid_directory(int fd);
private:
Directory(int directory_fd, Optional<LexicalPath> path);
static ErrorOr<void> ensure_directory(LexicalPath const& path, mode_t creation_mode = 0755);
Optional<LexicalPath> m_path;
int m_directory_fd;
};
}
namespace AK {
template<>
struct Formatter<Core::Directory> : Formatter<StringView> {
ErrorOr<void> format(FormatBuilder& builder, Core::Directory const& directory)
{
auto path = directory.path();
if (path.is_error())
TRY(builder.put_string("<unknown>"sv));
TRY(builder.put_string(path.release_value().string()));
return {};
}
};
}
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