040000 tree 0dfeaaa7ded200eec86e5fd15cdbf733cfb9c9fb	core
040000 tree 58e64026ce23d927301029fd93fa10ba70fb78ce	event
040000 tree 1ef98fd5735ff57ddf94f772cd781549835dacb4	http
040000 tree b90af645ecd4544d5fc265058b2d8a9296cc89ba	mail
040000 tree 2d77a0e9d59d7406f930e1757639f4b9432f7b1e	misc
040000 tree 10613904debe5c85e4238238541bd227b698617c	os
040000 tree bd410726071ab4ac5cafe6d17e56e2dd998c9c1f	stream