INNER CODE UNIT · TypeScript
toBase64Custom
KishanBagaria/padding-oracle-attacker · src/cli.ts:108
const toBase64Custom = (buffer: Buffer, [plusChar, slashChar, equalChar]: string) => buffer
.toString('base64')
.replace(/\+/g, plusChar || '')
.replace(/\//g, slashChar || '')
.replace(/=/g, equalChar || '')
const hexToBuffer = (str: string) => Buffer.from(str.replace(/\s+/g, ''), 'hex')
const b64ToBuffer = (str: string) => Buffer.from(str.replace(/\s+/g, ''), 'base64')
function strToBuffer(input: string, fromPlain: boolean = true) {
if (input.startsWith('hex:')) return hexToBuffer(input.slice('hex:'.length))
if (input.startsWith('base64:')) return b64ToBuffer(input.slice('base64:'.length))
if (input.startsWith('b64:')) return b64ToBuffer(input.slice('b64:'.length))
if (input.startsWith('utf8:')) return Buffer.from(input.slice('utf8:'.length), 'utf8')
if (fromPlain) return Buffer.from(input, 'utf8')
throw Error('Input string should start with `hex:` or `base64:`/`b64:`')
}
async function main() {
const [operation, url] = argv._