Interface FileSystemBackend

interface FileSystemBackend {
    access(path: string, mode: number): void;
    chmod(path: string, mode: number): void;
    chown(path: string, uid: number, gid: number): void;
    close(handle: number): number;
    closedir(handle: number): void;
    fchmod(handle: number, mode: number): void;
    fchown(handle: number, uid: number, gid: number): void;
    fpathconf(handle: number, name: number): PathconfValue;
    fstat(handle: number): StatResult;
    fsync(handle: number): void;
    ftruncate(handle: number, length: number): void;
    lchown(path: string, uid: number, gid: number): void;
    link(existingPath: string, newPath: string): void;
    lstat(path: string): StatResult;
    mkdir(path: string, mode: number): void;
    open(path: string, flags: number, mode: number): number;
    opendir(path: string): number;
    pathconf(path: string, name: number): PathconfValue;
    preparePath?(path: string): Promise<boolean>;
    read(
        handle: number,
        buffer: Uint8Array,
        offset: number | null,
        length: number,
    ): number;
    readdir(handle: number): DirEntry | null;
    readlink(path: string): string;
    rename(oldPath: string, newPath: string): void;
    rmdir(path: string): void;
    seek(handle: number, offset: number, whence: number): number;
    stat(path: string): StatResult;
    statfs(path: string): StatfsResult;
    symlink(target: string, path: string): void;
    unlink(path: string): void;
    utimensat(
        path: string,
        atimeSec: number,
        atimeNsec: number,
        mtimeSec: number,
        mtimeNsec: number,
    ): void;
    write(
        handle: number,
        buffer: Uint8Array,
        offset: number | null,
        length: number,
    ): number;
}