From 72b3a9cec9a7513b8458911e0c04296a1fceab77 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=B2=81=E6=A0=91=E4=BA=BA?= <lu.shuren@um-react.app>
Date: Tue, 9 May 2023 21:01:46 +0100
Subject: [PATCH] fix(crypto): xiami subtract off by one (#9)

---
 src/decrypt-worker/crypto/xiami/xiami.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/decrypt-worker/crypto/xiami/xiami.ts b/src/decrypt-worker/crypto/xiami/xiami.ts
index 6cf1b38..352da08 100644
--- a/src/decrypt-worker/crypto/xiami/xiami.ts
+++ b/src/decrypt-worker/crypto/xiami/xiami.ts
@@ -19,7 +19,7 @@ const u8Sub = (a: number, b: number) => {
     return a - b;
   }
 
-  return a + 0xff - b;
+  return a + 0x100 - b;
 };
 
 export class XiamiCrypto implements CryptoBase {