def get_cert_store(self):
store = _lib.SSL_CTX_get_cert_store(self._context)<EOL>if store == _ffi.NULL:<EOL><INDENT>return None<EOL><DEDENT>pystore = X509Store.__new__(X509Store)<EOL>pystore._store = store<EOL>return pystore<EOL>
Get the certificate store for the context.  This can be used to add
"trusted" certificates without using the
:meth:`load_verify_locations` method.

:return: A X509Store object or None if it does not have one.