novault.py 文件源码

def password( seed = None ):
    '''Generate a 128 bit password from seed'''
    if not seed: return 16
    password = list( b85encode( seed ). decode( 'latin_1' ))
    pass_len = len( password )  # always 20
    ornament = int. from_bytes( seed[ 12: ], 'little')
    for chr_class in ( '0123456789', 'abcdefghijklmnopqrstuvwxyz', 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', '.,:[]/' ):
        pass_len += 1
        ornament, pos  = divmod( ornament, pass_len )
        ornament, char = divmod( ornament, len( chr_class ))
        password. insert( pos, chr_class[ char ])
    result = { 'password': ''. join( password )}
    result[ None ] = result[ 'password' ]
    return result

# btc