040000 tree 766e6906ca8226a3ce0e5296ceab12fc8fc654a4	exceptions
040000 tree acced2880f5f8a506ee8b0aa803c1bbefbf87d01	protocol
040000 tree 295a33cfed088411af5e27ba42830e024b369a25	types
040000 tree 2106bb56dba34e14b6ac34f535fcf475f4358993	util