opensslVerify.py 文件源码

def getMessagePubkey(message, sig):
    pkey = ssl.EC_KEY_new_by_curve_name(NID_secp256k1)
    if type(pkey) is not int and not pkey.value:
        raise Exception(
            "OpenSSL %s (%s) EC_KEY_new_by_curve_name failed: %s, probably your OpenSSL lib does not support secp256k1 elliptic curve. Please check: https://github.com/HelloZeroNet/ZeroNet/issues/132" %
            (openssl_version, ssl._lib._name, pkey.value)
        )
    eckey = SetCompactSignature(pkey, Hash(msg_magic(message)), sig)
    size = ssl.i2o_ECPublicKey(eckey, 0)
    mb = ctypes.create_string_buffer(size)
    ssl.i2o_ECPublicKey(eckey, ctypes.byref(ctypes.pointer(mb)))
    pub = mb.raw
    """
    if time.time() - ssl.time_opened > 60 * 5:  # Reopen every 5 min
        logging.debug("Reopening OpenSSL...")
        closeLibrary()
        openLibrary()
    """
    return pub