/**
 * Write a key pair to a file.
 *
 * @param abspath - The path to write the key pair to.
 * @param name - The name of the key pair.
 * @param version - The version of the key pair.
 * @param key - The key pair to write.
 * @param index_name - The name of the index to write the key pair to.
 * @param replace - Whether to replace the key pair if it already exists.
 * @returns The key pair.
 * @since 1.0.0
 * @author Caique Araujo <caique@piggly.com.br>
 */
export declare function keyPairsToFile(abspath: string, name: string, key: {
    pk: Buffer;
    sk: Buffer;
}, options?: Partial<{
    format: 'pem' | 'raw';
    index_name: string;
    replace: boolean;
    version: number;
}>): Promise<{
    index?: string;
    name: string;
    pk: string;
    sk: string;
    version?: number;
}>;
/**
 * Write a secret to a file.
 *
 * @param abspath - The path to write the secret to.
 * @param name - The name of the secret.
 * @param version - The version of the secret.
 * @param secret - The secret to write.
 * @param index_name - The name of the index to write the secret to.
 * @param replace - Whether to replace the secret if it already exists.
 * @returns The secret.
 * @since 1.0.0
 * @author Caique Araujo <caique@piggly.com.br>
 */
export declare function secretToFile(abspath: string, name: string, secret: Buffer, options?: Partial<{
    index_name: string;
    replace: boolean;
    version: number;
}>): Promise<{
    file: string;
    index?: string;
    name: string;
    version?: number;
}>;