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Migrate to ProtocolLib field extractors for better compatibility

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diff --git a/bukkit/pom.xml b/bukkit/pom.xml
index c4caae8..9b3c5c5 100644
--- a/bukkit/pom.xml
+++ b/bukkit/pom.xml
@@ -183,7 +183,7 @@
         <dependency>
             <groupId>com.comphenix.protocol</groupId>
             <artifactId>ProtocolLib</artifactId>
-            <version>5.0.0-20220603.031413-2</version>
+            <version>5.0.0-SNAPSHOT</version>
             <scope>provided</scope>
             <exclusions>
                 <exclusion>
diff --git a/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/listener/protocollib/ProtocolLibListener.java b/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/listener/protocollib/ProtocolLibListener.java
index c9e72fc..3c66e7b 100644
--- a/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/listener/protocollib/ProtocolLibListener.java
+++ b/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/listener/protocollib/ProtocolLibListener.java
@@ -27,12 +27,12 @@ package com.github.games647.fastlogin.bukkit.listener.protocollib;

 import com.comphenix.protocol.PacketType;
 import com.comphenix.protocol.ProtocolLibrary;
-import com.comphenix.protocol.events.InternalStructure;
 import com.comphenix.protocol.events.PacketAdapter;
 import com.comphenix.protocol.events.PacketContainer;
 import com.comphenix.protocol.events.PacketEvent;
-import com.comphenix.protocol.reflect.FuzzyReflection;
 import com.comphenix.protocol.wrappers.WrappedGameProfile;
+import com.comphenix.protocol.wrappers.WrappedProfilePublicKey;
+import com.comphenix.protocol.wrappers.WrappedProfilePublicKey.WrappedProfileKeyData;
 import com.github.games647.fastlogin.bukkit.BukkitLoginSession;
 import com.github.games647.fastlogin.bukkit.FastLoginBukkit;
 import com.github.games647.fastlogin.bukkit.listener.protocollib.packet.ClientPublicKey;
@@ -47,7 +47,6 @@ import java.security.PublicKey;
 import java.security.SecureRandom;
 import java.security.SignatureException;
 import java.time.Instant;
-import java.util.Optional;

 import org.bukkit.entity.Player;

@@ -171,15 +170,15 @@ public class ProtocolLibListener extends PacketAdapter {
     }

     private boolean verifyPublicKey(PacketContainer packet) {
-        Optional<InternalStructure> internalStructure = packet.getOptionalStructures().readSafely(0);
-        if (internalStructure == null) {
+        WrappedProfileKeyData profileKey = packet.getProfilePublicKeys().optionRead(0)
+            .map(WrappedProfilePublicKey::getKeyData).orElse(null);
+        if (profileKey == null) {
             return true;
         }

-        Object instance = internalStructure.get().getHandle();
-        Instant expires = FuzzyReflection.getFieldValue(instance, Instant.class, true);
-        PublicKey key = FuzzyReflection.getFieldValue(instance, PublicKey.class, true);
-        byte[] signature = FuzzyReflection.getFieldValue(instance, byte[].class, true);
+        Instant expires = profileKey.getExpireTime();
+        PublicKey key = profileKey.getKey();
+        byte[] signature = profileKey.getSignature();
         ClientPublicKey clientKey = new ClientPublicKey(expires, key.getEncoded(), signature);
         try {
             return EncryptionUtil.verifyClientKey(clientKey, Instant.now());
This commit is contained in:
games647
2022-06-13 15:38:08 +02:00
parent e85d0d3f0e
commit 456342c686
2 changed files with 9 additions and 10 deletions
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2
bukkit/pom.xml
View File

@ -183,7 +183,7 @@
<dependency>
<groupId>com.comphenix.protocol</groupId>
<artifactId>ProtocolLib</artifactId>
<version>5.0.0-20220603.031413-2</version>
<version>5.0.0-SNAPSHOT</version>
<scope>provided</scope>
<exclusions>
<exclusion>

17
bukkit/src/main/java/com/github/games647/fastlogin/bukkit/listener/protocollib/ProtocolLibListener.java
View File

@ -27,12 +27,12 @@ package com.github.games647.fastlogin.bukkit.listener.protocollib;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.ProtocolLibrary;
import com.comphenix.protocol.events.InternalStructure;
import com.comphenix.protocol.events.PacketAdapter;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.events.PacketEvent;
import com.comphenix.protocol.reflect.FuzzyReflection;
import com.comphenix.protocol.wrappers.WrappedGameProfile;
import com.comphenix.protocol.wrappers.WrappedProfilePublicKey;
import com.comphenix.protocol.wrappers.WrappedProfilePublicKey.WrappedProfileKeyData;
import com.github.games647.fastlogin.bukkit.BukkitLoginSession;
import com.github.games647.fastlogin.bukkit.FastLoginBukkit;
import com.github.games647.fastlogin.bukkit.listener.protocollib.packet.ClientPublicKey;
@ -47,7 +47,6 @@ import java.security.PublicKey;
import java.security.SecureRandom;
import java.security.SignatureException;
import java.time.Instant;
import java.util.Optional;
import org.bukkit.entity.Player;
@ -171,15 +170,15 @@ public class ProtocolLibListener extends PacketAdapter {
}
private boolean verifyPublicKey(PacketContainer packet) {
Optional<InternalStructure> internalStructure = packet.getOptionalStructures().readSafely(0);
if (internalStructure == null) {
WrappedProfileKeyData profileKey = packet.getProfilePublicKeys().optionRead(0)
.map(WrappedProfilePublicKey::getKeyData).orElse(null);
if (profileKey == null) {
return true;
}
Object instance = internalStructure.get().getHandle();
Instant expires = FuzzyReflection.getFieldValue(instance, Instant.class, true);
PublicKey key = FuzzyReflection.getFieldValue(instance, PublicKey.class, true);
byte[] signature = FuzzyReflection.getFieldValue(instance, byte[].class, true);
Instant expires = profileKey.getExpireTime();
PublicKey key = profileKey.getKey();
byte[] signature = profileKey.getSignature();
ClientPublicKey clientKey = new ClientPublicKey(expires, key.getEncoded(), signature);
try {
return EncryptionUtil.verifyClientKey(clientKey, Instant.now());