import { CoerceToUint8ArrayInput } from '@alessiofrittoli/crypto-buffer/coercion';
import { Sign } from './types.mjs';
import 'crypto';
import '@alessiofrittoli/crypto-algorithm/types';

declare class Signature {
    private static Algorithm;
    private static HashDigest;
    /**
     * Sincronously create a signature with the given data.
     *
     * @param	data		The data to sign.
     * @param	key			The private key used for HMAC or the PEM private key for RSA, ECDSA and RSASSA-PSS signing algorithms.
     * @param	algorithm	( Optional ) The Jwk Algorithm name to use. Default: `HS256`.
     * @returns	The signature Buffer. Throws a new Exception on failure.
     */
    static sign(data: CoerceToUint8ArrayInput, key: Sign.PrivateKey, algorithm?: Sign.AlgorithmJwkName): Buffer;
    /**
     * Sincronously verify a signature.
     *
     * @param	signature	The signature buffer.
     * @param	data		The signed data.
     * @param	key			The public key used for HMAC, or RSA, ECDSA and RSASSA-PSS signing verifications.
     * @param	algorithm	( Optional ) The Jwk Algorithm name to use. Default: `HS256`.
     * @returns	`true` if signature is valid. Throws a new Exception on failure.
     */
    static isValid(signature: CoerceToUint8ArrayInput, data: CoerceToUint8ArrayInput, key: Sign.PublicKey, algorithm?: Sign.AlgorithmJwkName): true;
    /**
     * Get the Algorithm digest hash name.
     *
     * @param	jwkAlg The Algorithm.
     * @returns	The corresponding Algorithm digest hash name.
     */
    private static jwkAlgToHash;
}

export { Signature };