100644 blob 29e9435d3f81359f3a1b81f097c07c5e54a24c5e	BUILD.gn
040000 tree 53664b1d9b5ef6f6b1a00ae6fab2e886c4cc4ea9	common
040000 tree c8bf82442fbd0e294fe3f1c1ea73d74bd00b937c	hdlc
040000 tree 04eccf49e97c3bc26fe462d0ece835146daa06d0	ppp_packet
040000 tree 200ea9c4f3eb59c4f6dbbd462f03643bb04573c3	ppp_protocol