export type Key = unknown;
export type AuthenticatedSymmetricCryptoAlgorithm = 'AES-256-GCM' | 'AES-128-GCM' | 'CHACHA20-POLY1305';
export type SymmetricCryptoAlgorithm = 'AES-128-CBC';
export type AsymmetricCryptoAlgorithm = 'X25519' | 'P-256' | 'P-384';
export type AsymmetricEncDecAlgorithm = 'RSA-PCKS1_5';
export type SignatureAlgorithm = 'RSA-PSS-SHA256' | 'ECDSA-SECP384R1-SHA256' | 'ECDSA-SECP384R1-SHA384' | 'ECDSA-SECP256R1-SHA256' | 'ECDSA-SECP256R1-SHA384' | 'RSA-PKCS1-SHA512' | 'RSA-PKCS1-SHA384' | 'RSA-PKCS1-SHA256' | 'RSA-PKCS1-SHA1';
export type HashAlgorithm = 'SHA-256' | 'SHA-384' | 'SHA-1';
type Awaitable<T> = T | Promise<T>;
type CryptOptions<K = Key> = {
    key: K;
    iv: Uint8Array;
    data: Uint8Array;
};
type AuthenticatedCryptOptions<K = Key> = {
    key: K;
    iv: Uint8Array;
    data: Uint8Array;
    aead: Uint8Array;
};
type VerifyOptions<K = Key> = {
    data: Uint8Array;
    signature: Uint8Array;
    publicKey: K;
};
export type KeyPair<K = Key> = {
    pubKey: K;
    privKey: K;
};
export type Crypto<K> = {
    importKey(alg: AuthenticatedSymmetricCryptoAlgorithm | SymmetricCryptoAlgorithm, raw: Uint8Array, empty?: unknown): Awaitable<K>;
    importKey(alg: HashAlgorithm, raw: Uint8Array, empty?: unknown): Awaitable<K>;
    importKey(alg: SignatureAlgorithm | AsymmetricEncDecAlgorithm, raw: Uint8Array, type: 'public'): Awaitable<K>;
    importKey(alg: AsymmetricCryptoAlgorithm, raw: Uint8Array, type: 'private' | 'public'): Awaitable<K>;
    exportKey(key: K): Awaitable<Uint8Array>;
    generateKeyPair(alg: AsymmetricCryptoAlgorithm): Awaitable<KeyPair<K>>;
    calculateSharedSecret(alg: AsymmetricCryptoAlgorithm, privateKey: K, publicKey: K): Awaitable<Uint8Array>;
    randomBytes(length: number): Uint8Array;
    asymmetricEncrypt(cipherSuite: AsymmetricEncDecAlgorithm, opts: {
        publicKey: K;
        data: Uint8Array;
    }): Awaitable<Uint8Array>;
    /**
     * Encrypts data with the given cipher suite and options.
     * Expects padding has already been applied to the data.
     */
    encrypt(cipherSuite: SymmetricCryptoAlgorithm, opts: CryptOptions<K>): Awaitable<Uint8Array>;
    decrypt(cipherSuite: SymmetricCryptoAlgorithm, opts: CryptOptions<K>): Awaitable<Uint8Array>;
    authenticatedEncrypt(cipherSuite: AuthenticatedSymmetricCryptoAlgorithm, opts: AuthenticatedCryptOptions<K>): Awaitable<{
        ciphertext: Uint8Array;
        authTag: Uint8Array;
    }>;
    authenticatedDecrypt(cipherSuite: AuthenticatedSymmetricCryptoAlgorithm, opts: AuthenticatedCryptOptions<K> & {
        authTag: Uint8Array;
    }): Awaitable<{
        plaintext: Uint8Array;
    }>;
    verify(alg: SignatureAlgorithm, opts: VerifyOptions<K>): Awaitable<boolean>;
    hash(alg: HashAlgorithm, data: Uint8Array): Awaitable<Uint8Array>;
    hmac(alg: HashAlgorithm, key: K, data: Uint8Array): Awaitable<Uint8Array>;
    extract(alg: HashAlgorithm, hashLength: number, ikm: Uint8Array, salt: Uint8Array | string): Awaitable<Uint8Array>;
};
export {};