@li0ard/kalyna/dist/modes/cbc.js

Kalyna (DSTU 7624:2014) cipher implementation in pure TypeScript

import { cbc_encrypt, cbc_decrypt } from "@li0ard/gost3413";
/**
 * Encrypts data using Cipher Block Chaining (CBC) mode
 * @param cipherClass Initialized cipher class
 * @param data Data to be encrypted
 * @param iv Initialization vector
 */
export const encryptCBC = (cipherClass, data, iv) => {
    const encrypter = (buf) => (cipherClass.encrypt(buf));
    return cbc_encrypt(encrypter, cipherClass.blockSize, data, iv);
};
/**
 * Decrypts data using Cipher Block Chaining (CBC) mode
 * @param cipherClass Initialized cipher class
 * @param data Data to be decrypted
 * @param iv Initialization vector
 */
export const decryptCBC = (cipherClass, data, iv) => {
    const decrypter = (buf) => (cipherClass.decrypt(buf));
    return cbc_decrypt(decrypter, cipherClass.blockSize, data, iv);
};