update

mirai-core/src/main/java/net/mamoe/mirai/network/packet/server/ServerPacket.kt

@@ -86,7 +86,7 @@ fun DataInputStream.readIP(): String {
     return buff
 }
 
-fun DataInputStream.readVarString(length:Int): String{
+fun DataInputStream.readVarString(length: Int): String {
     return String(this.readNBytes(length))
 }
 

mirai-core/src/main/java/net/mamoe/mirai/network/packet/server/login/ServerLoginResponseVerificationCodePacket.kt

 package net.mamoe.mirai.network.packet.server.login
 
 import net.mamoe.mirai.network.packet.server.ServerPacket
+import net.mamoe.mirai.network.packet.server.dataInputStream
+import net.mamoe.mirai.network.packet.server.goto
+import net.mamoe.mirai.util.TEACryptor
 import java.io.DataInputStream
 
 /**
@@ -23,4 +26,15 @@ class ServerLoginResponseVerificationCodePacket(input: DataInputStream) : Server
         unknownBoolean = 取文本中间(data, 245 + verifyCodeLength * 3 - 1, 2) == "01"
         token00BA = 取文本中间(data, 取文本长度(data) - 178, 119)*/
     }
+}
+
+class ServerLoginResponseVerificationCodePacketEncrypted(input: DataInputStream) : ServerPacket(input) {
+    override fun decode() {
+
+    }
+
+    fun decrypt(): ServerLoginResponseVerificationCodePacket {
+        this.input goto 14
+        return ServerLoginResponseVerificationCodePacket(TEACryptor.CRYPTOR_SHARE_KEY.decrypt(this.input.readAllBytes().let { it.copyOfRange(0, it.size - 1) }).dataInputStream())
+    }
 }
\ No newline at end of file

mirai-core/src/main/java/net/mamoe/mirai/util/TEACryptor.java

@@ -9,6 +9,7 @@ import java.util.Random;
  * @author iweiz https://github.com/iweizime/StepChanger/blob/master/app/src/main/java/me/iweizi/stepchanger/qq/Cryptor.java
  */
 public class TEACryptor {
+    public static final TEACryptor CRYPTOR_SHARE_KEY = new TEACryptor(Protocol.Companion.hexToBytes(Protocol.shareKey));
     public static final TEACryptor CRYPTOR_0825KEY = new TEACryptor(Protocol.Companion.hexToBytes(Protocol._0825key));
     public static final TEACryptor CRYPTOR_00BAKEY = new TEACryptor(Protocol.Companion.hexToBytes(Protocol._00BaKey));