{
	global:
		*ast_check_signature;
		*ast_check_signature_bin;
		*ast_crypto_loaded;
		*ast_decrypt_bin;
		*ast_encrypt_bin;
		*ast_key_get;
		*ast_sign;
		*ast_sign_bin;
		*ast_aes_encrypt;
		*ast_aes_decrypt;
		*ast_aes_set_encrypt_key;
		*ast_aes_set_decrypt_key;
	local:
		*;
};