040000 tree 07d8e6e4880bfdece6df71360a83738b1ffab329	asm
100644 blob 43b12aa208af8a6ba3974fc6b4e9e10f726aa5fc	chacha.cc
100644 blob 909ce0d7916527ad2753a448a6a2da43c9dac0cb	chacha_test.cc
100644 blob c30429cb15ac9a1236c9f439bba9d0ad274b1d11	internal.h