import type { CryptoContext } from '../c-crypto.js';
export interface PEMImportOptions {
    /**
     * (Only effective in Web Crypto API runtimes) The value to use as {@link !SubtleCrypto.importKey}
     * `extractable` argument. Default is false.
     */
    extractable?: boolean;
}
/**
 * Imports a PEM-encoded SPKI string as a runtime-specific public key representation
 * ({@link !CryptoKey}).
 *
 * Note: The OID id-RSASSA-PSS (1.2.840.113549.1.1.10) is not supported in
 * {@link https://w3c.github.io/webcrypto/ Web Cryptography API}, use the OID rsaEncryption
 * (1.2.840.113549.1.1.1) instead for all RSA algorithms.
 *
 * This function is exported (as a named export) from the main `'jose'` module entry point as well
 * as from its subpath export `'jose/key/import'`.
 *
 * @example
 *
 * ```js
 * const algorithm = 'ES256'
 * const spki = `-----BEGIN PUBLIC KEY-----
 * MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEFlHHWfLk0gLBbsLTcuCrbCqoHqmM
 * YJepMC+Q+Dd6RBmBiA41evUsNMwLeN+PNFqib+xwi9JkJ8qhZkq8Y/IzGg==
 * -----END PUBLIC KEY-----`
 * const ecPublicKey = await jose.importSPKI(spki, algorithm)
 * ```
 *
 * @param spki PEM-encoded SPKI string
 * @param alg (Only effective in Web Crypto API runtimes) JSON Web Algorithm identifier to be used
 *   with the imported key, its presence is only enforced in Web Crypto API runtimes. See
 *   {@link https://github.com/panva/jose/issues/210 Algorithm Key Requirements}.
 */
export declare function importSPKI(input: {
    spki: string;
    alg: string;
} & PEMImportOptions, ctx?: CryptoContext): Promise<CryptoKey>;
/**
 * Imports the SPKI from an X.509 string certificate as a runtime-specific public key representation
 * ({@link !CryptoKey}).
 *
 * Note: The OID id-RSASSA-PSS (1.2.840.113549.1.1.10) is not supported in
 * {@link https://w3c.github.io/webcrypto/ Web Cryptography API}, use the OID rsaEncryption
 * (1.2.840.113549.1.1.1) instead for all RSA algorithms.
 *
 * This function is exported (as a named export) from the main `'jose'` module entry point as well
 * as from its subpath export `'jose/key/import'`.
 *
 * @example
 *
 * ```js
 * const algorithm = 'ES256'
 * const x509 = `-----BEGIN CERTIFICATE-----
 * MIIBXjCCAQSgAwIBAgIGAXvykuMKMAoGCCqGSM49BAMCMDYxNDAyBgNVBAMMK3Np
 * QXBNOXpBdk1VaXhXVWVGaGtjZXg1NjJRRzFyQUhXaV96UlFQTVpQaG8wHhcNMjEw
 * OTE3MDcwNTE3WhcNMjIwNzE0MDcwNTE3WjA2MTQwMgYDVQQDDCtzaUFwTTl6QXZN
 * VWl4V1VlRmhrY2V4NTYyUUcxckFIV2lfelJRUE1aUGhvMFkwEwYHKoZIzj0CAQYI
 * KoZIzj0DAQcDQgAE8PbPvCv5D5xBFHEZlBp/q5OEUymq7RIgWIi7tkl9aGSpYE35
 * UH+kBKDnphJO3odpPZ5gvgKs2nwRWcrDnUjYLDAKBggqhkjOPQQDAgNIADBFAiEA
 * 1yyMTRe66MhEXID9+uVub7woMkNYd0LhSHwKSPMUUTkCIFQGsfm1ecXOpeGOufAh
 * v+A1QWZMuTWqYt+uh/YSRNDn
 * -----END CERTIFICATE-----`
 * const ecPublicKey = await jose.importX509(x509, algorithm)
 * ```
 *
 * @param x509 X.509 certificate string
 * @param alg (Only effective in Web Crypto API runtimes) JSON Web Algorithm identifier to be used
 *   with the imported key, its presence is only enforced in Web Crypto API runtimes. See
 *   {@link https://github.com/panva/jose/issues/210 Algorithm Key Requirements}.
 */
export declare function importX509(input: {
    x509: string;
    alg: string;
} & PEMImportOptions, ctx?: CryptoContext): Promise<CryptoKey>;
/**
 * Imports a PEM-encoded PKCS#8 string as a runtime-specific private key representation
 * ({{@link !CryptoKey}).
 *
 * Note: The OID id-RSASSA-PSS (1.2.840.113549.1.1.10) is not supported in
 * {@link https://w3c.github.io/webcrypto/ Web Cryptography API}, use the OID rsaEncryption
 * (1.2.840.113549.1.1.1) instead for all RSA algorithms.
 *
 * This function is exported (as a named export) from the main `'jose'` module entry point as well
 * as from its subpath export `'jose/key/import'`.
 *
 * @example
 *
 * ```js
 * const algorithm = 'ES256'
 * const pkcs8 = `-----BEGIN PRIVATE KEY-----
 * MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgiyvo0X+VQ0yIrOaN
 * nlrnUclopnvuuMfoc8HHly3505OhRANCAAQWUcdZ8uTSAsFuwtNy4KtsKqgeqYxg
 * l6kwL5D4N3pEGYGIDjV69Sw0zAt43480WqJv7HCL0mQnyqFmSrxj8jMa
 * -----END PRIVATE KEY-----`
 * const ecPrivateKey = await jose.importPKCS8(pkcs8, algorithm)
 * ```
 *
 * @param pkcs8 PEM-encoded PKCS#8 string
 * @param alg (Only effective in Web Crypto API runtimes) JSON Web Algorithm identifier to be used
 *   with the imported key, its presence is only enforced in Web Crypto API runtimes. See
 *   {@link https://github.com/panva/jose/issues/210 Algorithm Key Requirements}.
 */
export declare function importPKCS8(input: {
    pkcs8: string;
    alg: string;
} & PEMImportOptions, ctx?: CryptoContext): Promise<CryptoKey>;
/**
 * Imports a JWK to a runtime-specific key representation (KeyLike). Either the JWK "alg"
 * (Algorithm) Parameter, or the optional "alg" argument, must be present.
 *
 * Note: When the runtime is using {@link https://w3c.github.io/webcrypto/ Web Cryptography API} the
 * jwk parameters "use", "key_ops", and "ext" are also used in the resulting {@link !CryptoKey}.
 *
 * This function is exported (as a named export) from the main `'jose'` module entry point as well
 * as from its subpath export `'jose/key/import'`.
 *
 * @example
 *
 * ```js
 * const ecPublicKey = await jose.importJWK(
 *   {
 *     crv: 'P-256',
 *     kty: 'EC',
 *     x: 'ySK38C1jBdLwDsNWKzzBHqKYEE5Cgv-qjWvorUXk9fw',
 *     y: '_LeQBw07cf5t57Iavn4j-BqJsAD1dpoz8gokd3sBsOo',
 *   },
 *   'ES256',
 * )
 *
 * const rsaPublicKey = await jose.importJWK(
 *   {
 *     kty: 'RSA',
 *     e: 'AQAB',
 *     n: '12oBZRhCiZFJLcPg59LkZZ9mdhSMTKAQZYq32k_ti5SBB6jerkh-WzOMAO664r_qyLkqHUSp3u5SbXtseZEpN3XPWGKSxjsy-1JyEFTdLSYe6f9gfrmxkUF_7DTpq0gn6rntP05g2-wFW50YO7mosfdslfrTJYWHFhJALabAeYirYD7-9kqq9ebfFMF4sRRELbv9oi36As6Q9B3Qb5_C1rAzqfao_PCsf9EPsTZsVVVkA5qoIAr47lo1ipfiBPxUCCNSdvkmDTYgvvRm6ZoMjFbvOtgyts55fXKdMWv7I9HMD5HwE9uW839PWA514qhbcIsXEYSFMPMV6fnlsiZvQQ',
 *   },
 *   'PS256',
 * )
 * ```
 *
 * @param jwk JSON Web Key.
 * @param alg (Only effective in Web Crypto API runtimes) JSON Web Algorithm identifier to be used
 *   with the imported key. Default is the "alg" property on the JWK, its presence is only enforced
 *   in Web Crypto API runtimes. See
 *   {@link https://github.com/panva/jose/issues/210 Algorithm Key Requirements}.
 */
export declare function importJWK(input: {
    jwk: JsonWebKey;
    alg?: string;
}, _ctx?: CryptoContext): Promise<CryptoKey>;
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