/**
 * forked from https://github.com/EOSIO/eosjs/blob/master/src/eosjs-key-conversions.ts
 *
 * rewrite ripemd160
 *
 */
/**
 * Convert an unsigned base-58 number in `s` to a bignum
 *
 * @param size bignum size (bytes)
 */
export declare const base58ToBinary: (size: number, s: string) => Uint8Array;
/**
 * Convert `bignum` to a base-58 number
 *
 * @param minDigits 0-pad result to this many digits
 */
export declare const binaryToBase58: (bignum: Uint8Array) => string;
/** Key types this library supports */
export declare enum KeyType {
    k1 = 0,
    r1 = 1,
    wa = 2
}
/** Public key data size, excluding type field */
export declare const publicKeyDataSize = 33;
/** Private key data size, excluding type field */
export declare const privateKeyDataSize = 32;
/** Signature data size, excluding type field */
export declare const signatureDataSize = 65;
/** Public key, private key, or signature in binary form */
export interface Key {
    type: KeyType;
    data: Uint8Array;
}
/** Convert key in `s` to binary form */
export declare const stringToPublicKey: (s: string) => Key;
/** Convert public `key` to legacy string (base-58) form */
export declare const publicKeyToLegacyString: (key: Key) => string;
/** Convert key in `s` to binary form */
export declare const stringToPrivateKey: (s: string) => Key;
/** Convert key in `s` to binary form */
export declare const stringToSignature: (s: string) => Key;
/** Convert `signature` to string (base-58) form */
export declare const signatureToString: (signature: Key) => string;
export declare const privateKeyToLegacyString: (key: Key) => string;
/** Convert `key` to string (base-58) form */
export declare const privateKeyToString: (key: Key) => string;