@Override
	public AbstractEmuUnixFile<Pair<byte[], TaintVec>> newFile(String pathname, int mode)
			throws EmuIOException {
		return new TaintEmuUnixFile(pathname, mode);
	}
A file whose contents have a taint piece
Ghidra/Debug/TaintAnalysis/src/main/java/ghidra/pcode/emu/taint/lib/TaintEmuUnixFileSystem.java