import { AbhaSteps } from "./abha.enums";
export declare const API_ENDPOINTS: {
    PATIENT_REGISTRATION_ABHA_AADHAR_REQUEST_OTP: string;
    PATIENT_REGISTRATION_ABHA_AADHAR_ENROLL: string;
    PATIENT_REGISTRATION_ABHA_UPDATE_MOBILE_REQUEST_OTP: string;
    PATIENT_REGISTRATION_ABHA_UPDATE_MOBILE_VERIFY_OTP: string;
    PATIENT_REGISTRATION_ABHA_ADDRESS_SUGGESTIONS: string;
    PATIENT_REGISTRATION_ABHA_ADDRESS: string;
};
export declare const stepMap: Record<string, AbhaSteps>;
export declare class Utilities {
    /**
     * Encrypts data using the provided public key (PEM format or base64 string).
     * Uses RSA-OAEP with SHA-1 as the hash function (matches Python and ABHA frontend).
     *
     * @param dataToEncrypt The data (string) to encrypt.
     * @param certificatePem The public key as full PEM or just base64 content.
     * @returns Encrypted data (base64 string)
     */
    encryptDataForAbha(dataToEncrypt: string): Promise<string>;
    /**
     * Ensures the public key is in proper PEM format.
     * Adds BEGIN/END headers if input is just base64.
     *
     * @param key Raw key string (PEM or base64)
     * @returns Proper PEM-formatted key
     */
    private ensurePemFormat;
}