/// <summary> /// 删除一个目录项 /// </summary> /// <param name="name"></param> /// <returns></returns> public Boolean Delete(String name) { if (!Contains(name)) { return(false); } if (name == "." || name == "..") { return(false); } var inodeIndex = entries[name]; INode inode = INode.Load(vfs, inodeIndex); if (inode.IsDirectory()) { // 删除非空目录项:递归删除 INodeDirectory id = INodeDirectory.Load(vfs, inodeIndex); if (id.Size() > 2) { var l = id.List(); foreach (var pair in l) { id.Delete(pair.Key); } } } inode.data.linkCount--; if (inode.data.linkCount == 0) { inode.Resize(0); vfs.DeAllocateINode(inode.index); } else { inode.Save(); } entries.Remove(name); Save(); return(true); }
/// <summary> /// 列出一个目录下所有内容 /// </summary> /// <returns></returns> public List <DirectoryInfo> List() { var ret = new List <DirectoryInfo>(); var entries = dir.List(); foreach (var entry in entries) { var info = new DirectoryInfo(); INode inode = INode.Load(vfs, entry.Value); info.isDirectory = inode.IsDirectory(); info.accessTime = inode.data.accessTime; info.creationTime = inode.data.creationTime; info.flags = inode.data.flags; info.modifyTime = inode.data.modifyTime; info.name = entry.Key; info.path = this.path + entry.Key; info.owner = inode.data.owner; info.size = inode.data.sizeByte; info.inode = inode.data; info.inodeIndex = inode.index; ret.Add(info); } return(ret); }