import type { Msg, PrivateKey, CharSize, HashAlg, PublicKey, SymmKeyLength, SymmKey, SymmAlg, DID } from '../types.js';
import { KeyUse, EccCurve } from '../types.js';
/**
 * Create a new keypair.
 */
export declare function create(use: KeyUse, curve?: EccCurve): Promise<CryptoKeyPair>;
export declare function sign(msg: Msg, privateKey: PrivateKey, { format }?: {
    format: 'base64';
}, charSize?: CharSize, hashAlg?: HashAlg): Promise<string>;
export declare function sign(msg: Msg, privateKey: PrivateKey, { format }: {
    format: 'raw';
}, charSize?: CharSize, hashAlg?: HashAlg): Promise<ArrayBuffer>;
/**
 * Verify the given signature.
 */
export declare function verify(msg: Msg, sig: string | Uint8Array | ArrayBuffer, publicKey: string | PublicKey, charSize?: CharSize, curve?: EccCurve, hashAlg?: HashAlg): Promise<boolean>;
export declare function encrypt(msg: Msg, privateKey: PrivateKey, publicKey: string | PublicKey, { format }: {
    format: 'raw';
}, charSize?: CharSize, curve?: EccCurve, opts?: Partial<{
    alg: SymmAlg;
    length: SymmKeyLength;
    iv: ArrayBuffer;
}>): Promise<Uint8Array>;
export declare function encrypt(msg: Msg, privateKey: PrivateKey, publicKey: string | PublicKey, { format }?: {
    format: any;
}, charSize?: CharSize, curve?: EccCurve, opts?: Partial<{
    alg: SymmAlg;
    length: SymmKeyLength;
    iv: ArrayBuffer;
}>): Promise<string>;
/**
 * Decrypt the given message
 */
export declare function decrypt(msg: Msg, privateKey: PrivateKey, publicKey: string | PublicKey, curve?: EccCurve, opts?: Partial<{
    alg: 'AES-GCM' | 'AES-CBC' | 'AES-CTR';
    length: SymmKeyLength;
    iv: ArrayBuffer;
}>): Promise<string>;
export declare function exportPublicKey(key: PublicKey): Promise<Uint8Array>;
export declare function exportPublicKey(publicKey: PublicKey, opts: {
    format: 'string';
}): Promise<string>;
export declare function getSharedKey(privateKey: PrivateKey, publicKey: PublicKey, opts?: Partial<{
    alg: 'AES-GCM' | 'AES-CBC' | 'AES-CTR';
    length: SymmKeyLength;
    iv: ArrayBuffer;
}>): Promise<SymmKey>;
declare const _default: {
    sign: typeof sign;
    verify: typeof verify;
    encrypt: typeof encrypt;
    exportPublicKey: typeof exportPublicKey;
    getSharedKey: typeof getSharedKey;
    importPublicKey: typeof importPublicKey;
};
export default _default;
export declare function importPublicKey(base64Key: string | Uint8Array, curve?: EccCurve, use?: KeyUse): Promise<PublicKey>;
/**
 * Convert a DID format string to a public key instance.
 */
export declare function importDid(did: DID): Promise<PublicKey>;
/**
 * Convert an ed25519 public key to a DID format string.
 */
export declare function publicKeyToDid(publicKey: Uint8Array | PublicKey): Promise<DID>;
/**
 * Verify the given string and signature with the given DID.
 */
export declare function verifyWithDid(msg: string, sig: string, did: DID): Promise<boolean>;
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