import type { MaybePromise } from '@protokoll/core';
import type { CryptoContext } from './c-crypto.js';
import type { PEMImportOptions } from './key/import.js';
export type PEMImportFunction = (input: {
    pem: string;
    alg: string;
} & PEMImportOptions, ctx?: CryptoContext) => MaybePromise<CryptoKey>;
export declare const toSPKI: (input: {
    key: CryptoKey;
}, ctx?: CryptoContext) => Promise<string>;
export declare const toPKCS8: (input: {
    key: CryptoKey;
}, ctx?: CryptoContext) => Promise<string>;
export declare const fromPKCS8: PEMImportFunction;
export declare const fromSPKI: PEMImportFunction;
export declare const fromX509: PEMImportFunction;
//# sourceMappingURL=asn1.d.ts.map