strappCrypto.js

   1 /**
   2  * @file      Management for bootstrapp cryptography
   3  * @desc      Makes keys, encrypts and decrypts messages
   4  *
   5  * @author    Jordan Lavatai and Ken Grimes
   6  * @version   0.0.1
   7  * @license   AGPL-3.0
   8  * @copyright Strapp.io
   9  */
  10
  11 import {setItem, getItem} from "localForage"
  12
  13 /** @func Generates a CryptoKey and returns a SHA-256 client key
  14  *  @desc Utilizes Web Crypto to create a CryptoKey using RSA specification.
  15  *        Stores both public and private representation of the key and returns
  16  *        the public key
  17  *  @return {String} clientKey
  18  */
  19 function generateKey() {
  20   crypto.subtle.generateKey(
  21     { name:'RSA-OAEP',
  22       modulusLength: 2048,
  23       publicExponent: new Uint8Array([0x01, 0x00, 0x01]),
  24       hash: {name: "SHA-256"}
  25     },
  26     true,
  27     ['encrypt', 'decrypt']
  28   ).then((cryptoKey) => {
  29     /* TODO: Do we need to store the private key as well? */
  30     crypto.subtle.exportKey('jwk', cryptoKey)
  31       .then((exportedKey) => {
  32         setItem('publicKey', exportedKey.publicKey)
  33         setItem('privateKey', exportedKey.privateKey)
  34         console.log('public key is' + getItem('publicKey'))
  35         console.log('private key is' + getItem('privateKey'))
  36         return exportedKey.publicKey
  37       })
  38   })
  39 }
  40
  41 /** @func Encrypts data with a public key
  42  *  @desc
  43  *  @arg {String} Public Key
  44  *  @return {Object} The encrypted data
  45  */
  46 function encryptData(publicKey, data) {
  47
  48 }
  49 /** @func Decrypts data with a private key
  50  *  @desc
  51  *  @arg {String} Private key to decrypt data
  52  *  @return {Object} The decrypted data
  53  */
  54 function decryptData(privateKey, data) {
  55 }
  56
  57 function