key1 = [
0b11100000,
0b00011100,
0b00000011,
]
chunkString = (str, len) => {
return str.match(new RegExp('.{1,' + len + '}', 'g'))
}
chunkArr = (arr, chunkSize) => {
let chunks = [];
for (let i = 0; i < arr.length; i += chunkSize) {
chunks.push(arr.slice(i, i+chunkSize));
}
return chunks;
}
strToArr = (s) => {
let r = [];
for (let i = 0; i < s.length; i += 1) {
r.push(s.charCodeAt(i));
}
return r
}
arrToStr = (arr) => arr.map(chr).join("")
encryptRaw = (s, k) => {
let chunks = chunkString(s, k.length);
let r = [];
for (let ch of chunks) {
for (let i = 0; i < ch.length; i += 1) {
r.push(atoi(ch[i]) ^ k[i]);
}
}
return r
}
decrypt = (arr, k) => {
let r = [];
for (let i =0; i < arr.length; i += k.length) {
for (let j = 0; j < k.length; j += 1) {
if ((i + j) >= arr.length) {
break;
}
r.push(arr[i + j] ^ atoi(k[j]));
}
}
return r
}
decryptRaw = (arr, k) => {
let r = [];
for (let i =0; i < arr.length; i += k.length) {
for (let j = 0; j < k.length; j += 1) {
if ((i + j) >= arr.length) {
break;
}
r.push(arr[i + j] ^ k[j]);
}
}
return r
}
import {lib} from "@pcarleton/cryptopals-helpers"
atoi('a')
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