pbkdf2_ctypes.py 文件源码

def _commoncrypto_hashlib_to_crypto_map_get(hashfunc):
    hashlib_to_crypto_map = {hashlib.sha1: 1,
                             hashlib.sha224: 2,
                             hashlib.sha256: 3,
                             hashlib.sha384: 4,
                             hashlib.sha512: 5}
    crypto_hashfunc = hashlib_to_crypto_map.get(hashfunc)
    if crypto_hashfunc is None:
        raise ValueError('Unkwnown digest %s' % hashfunc)
    return crypto_hashfunc