78 lines
2.8 KiB
TypeScript
78 lines
2.8 KiB
TypeScript
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import { Cipher, CipherWithOutput } from './utils.js';
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export declare function expandKeyLE(key: Uint8Array): Uint32Array;
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export declare function expandKeyDecLE(key: Uint8Array): Uint32Array;
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declare function encrypt(xk: Uint32Array, s0: number, s1: number, s2: number, s3: number): {
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s0: number;
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s1: number;
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s2: number;
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s3: number;
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};
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declare function decrypt(xk: Uint32Array, s0: number, s1: number, s2: number, s3: number): {
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s0: number;
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s1: number;
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s2: number;
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s3: number;
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};
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declare function ctrCounter(xk: Uint32Array, nonce: Uint8Array, src: Uint8Array, dst?: Uint8Array): Uint8Array;
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declare function ctr32(xk: Uint32Array, isLE: boolean, nonce: Uint8Array, src: Uint8Array, dst?: Uint8Array): Uint8Array;
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/**
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* CTR: counter mode. Creates stream cipher.
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* Requires good IV. Parallelizable. OK, but no MAC.
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*/
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export declare const ctr: ((key: Uint8Array, nonce: Uint8Array) => CipherWithOutput) & {
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blockSize: number;
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nonceLength: number;
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};
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export type BlockOpts = {
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disablePadding?: boolean;
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};
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/**
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* ECB: Electronic CodeBook. Simple deterministic replacement.
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* Dangerous: always map x to y. See [AES Penguin](https://words.filippo.io/the-ecb-penguin/).
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*/
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export declare const ecb: ((key: Uint8Array, opts?: BlockOpts) => CipherWithOutput) & {
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blockSize: number;
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};
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/**
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* CBC: Cipher-Block-Chaining. Key is previous round’s block.
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* Fragile: needs proper padding. Unauthenticated: needs MAC.
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*/
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export declare const cbc: ((key: Uint8Array, iv: Uint8Array, opts?: BlockOpts) => CipherWithOutput) & {
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blockSize: number;
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nonceLength: number;
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};
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/**
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* GCM: Galois/Counter Mode.
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* Good, modern version of CTR, parallel, with MAC.
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* Be careful: MACs can be forged.
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*/
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export declare const gcm: ((key: Uint8Array, nonce: Uint8Array, AAD?: Uint8Array) => Cipher) & {
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blockSize: number;
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nonceLength: number;
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tagLength: number;
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};
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/**
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* AES-GCM-SIV: classic AES-GCM with nonce-misuse resistance.
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* Guarantees that, when a nonce is repeated, the only security loss is that identical
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* plaintexts will produce identical ciphertexts.
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* RFC 8452, https://datatracker.ietf.org/doc/html/rfc8452
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*/
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export declare const siv: ((key: Uint8Array, nonce: Uint8Array, AAD?: Uint8Array) => Cipher) & {
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blockSize: number;
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nonceLength: number;
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tagLength: number;
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};
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declare function encryptBlock(xk: Uint32Array, block: Uint8Array): Uint8Array;
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declare function decryptBlock(xk: Uint32Array, block: Uint8Array): Uint8Array;
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export declare const unsafe: {
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expandKeyLE: typeof expandKeyLE;
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expandKeyDecLE: typeof expandKeyDecLE;
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encrypt: typeof encrypt;
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decrypt: typeof decrypt;
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encryptBlock: typeof encryptBlock;
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decryptBlock: typeof decryptBlock;
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ctrCounter: typeof ctrCounter;
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ctr32: typeof ctr32;
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};
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export {};
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//# sourceMappingURL=aes.d.ts.map
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