Method open

src/fs/dev.rs:63–81

Open

(pname: &str)

	// Open
	pub fn open(pname: &str) -> Option<Self>
	{
		let pname = rpath(pname);
		let dname = crate::fs::dname(&pname);
		let fname = fname(&pname);
		if let Some(directory) = Directory::open(dname)
		{
			if let Some(directory_entry) = directory.find(fname)
			{
				if directory_entry.isdev()
				{
					let blk = LinkBlk::read(directory_entry.address());
					let data = blk.data();
					return Some(Self::new(data[0]));
				}
			}
		}
		None
	}
}