From 42148c0fbdb95b6e0a2fd8b601a5c5d4e954000c Mon Sep 17 00:00:00 2001
From: LXY <767763591@qq.com>
Date: Tue, 1 Aug 2023 10:33:41 +0800
Subject: [PATCH] fix: T119 (#221)
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* fix: 奇怪的永真式引起的报错

* Update tlv_decoders.go

* fix: 我是憨憨

* fix: 我是憨憨

---------

Co-authored-by: 源文雨 <41315874+fumiama@users.noreply.github.com>
---
 client/tlv_decoders.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/tlv_decoders.go b/client/tlv_decoders.go
index 200e5370f..9d74ea450 100644
--- a/client/tlv_decoders.go
+++ b/client/tlv_decoders.go
@@ -109,7 +109,7 @@ func (c *QQClient) decodeT119(data, ek []byte) {
 
 	s.PsKeyMap = psKeyMap
 	s.Pt4TokenMap = pt4TokenMap
-	if len(c.PasswordMd5[:]) > 0 {
+	if len(c.sig.EncryptedA1) > 51+16 {
 		data, cl := binary.OpenWriterF(func(w *binary.Writer) {
 			w.Write(c.PasswordMd5[:])
 			w.WriteUInt32(0) // []byte{0x00, 0x00, 0x00, 0x00}...