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refactor: replace ignored numeric literals with constants
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This commit is contained in:
ksv741
2026-09-28 11:24:59 +03:00
parent 9b3558f96c
commit 9cc9fbdcff
60 changed files with 510 additions and 283 deletions
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src/integrations/tbank/tbank.crypto.ts
+5 -3
View File
@@ -1,5 +1,7 @@
import { createCipheriv, createDecipheriv, randomBytes } from 'node:crypto';
const VERSION_SIZE_BYTES = 1;
const KEY_SIZE_BYTES = 32;
const VERSION = 1;
@@ -34,15 +36,15 @@ export class TbankCrypto {
decrypt(payload: string): string {
const bytes = Buffer.from(payload, 'base64');
if (bytes[0] !== VERSION || bytes.length < 1 + NONCE_SIZE + TAG_SIZE) {
if (bytes[0] !== VERSION || bytes.length < VERSION_SIZE_BYTES + NONCE_SIZE + TAG_SIZE) {
throw new Error('Invalid encrypted token');
}
const nonce = bytes.subarray(1, 1 + NONCE_SIZE);
const nonce = bytes.subarray(VERSION_SIZE_BYTES, VERSION_SIZE_BYTES + NONCE_SIZE);
const tag = bytes.subarray(-TAG_SIZE);
const decipher = createDecipheriv('aes-256-gcm', this.key, nonce);
decipher.setAuthTag(tag);
return Buffer.concat([
decipher.update(bytes.subarray(1 + NONCE_SIZE, -TAG_SIZE)),
decipher.update(bytes.subarray(VERSION_SIZE_BYTES + NONCE_SIZE, -TAG_SIZE)),
decipher.final(),
]).toString('utf8');
}