From 2392e3c7e2c482eb6bbdf333243ba93bf1c91c6f Mon Sep 17 00:00:00 2001
From: wanqifei <wanqifei@sankuai.com>
Date: Fri, 1 Nov 2024 17:32:44 +0800
Subject: [PATCH] fix: fix wrong length number write to packet

---
 lib/packets/packet.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/lib/packets/packet.js b/lib/packets/packet.js
index 42241ae950..4a111180ff 100644
--- a/lib/packets/packet.js
+++ b/lib/packets/packet.js
@@ -830,11 +830,10 @@ class Packet {
     if (n === null) {
       return this.writeInt8(0xfb);
     }
-    // TODO: check that n is out of int precision
     this.writeInt8(0xfe);
-    this.buffer.writeUInt32LE(n, this.offset);
+    this.buffer.writeUInt32LE(n & 0xffffffff, this.offset);
     this.offset += 4;
-    this.buffer.writeUInt32LE(n >> 32, this.offset);
+    this.buffer.writeUInt32LE(Math.floor(n / 0x100000000), this.offset);
     this.offset += 4;
     return this.offset;
   }