http://niceboat.i2p/%E5%90%84%E7%A7%8D%E7%8E%A9%E6%84%8F/%E7%A8%8B%E5%BA%8F/logisic_map_enc
// But in order to use const, we have to convert from bytes. const ONE : U2F62 = U2F62 :: from_be_bytes ([ 64 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ]); // Controls how many bytes are read once. // 1024 * 100 seems to perform better than 1024 * 1024, though not by a large margin. const BUFSIZE : usize = 1024 * 100 ; const BUFSIZE_DEVIDE_4 : usize = BUFSIZE / 4 ; // Entry point, very crude!