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update via, fix address case

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This commit is contained in:
creeper123123321 2022-05-08 18:57:45 -03:00
parent 46f3df5c2e
commit b47016626a
15 changed files with 221 additions and 45 deletions
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4
build.gradle.kts
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@ -57,8 +57,8 @@ dependencies {
implementation(kotlin("stdlib-jdk8"))
implementation(kotlin("reflect"))
val vvVer = "4.3.0-22w16b-SNAPSHOT"
val vbVer = "4.3.0-22w16b-SNAPSHOT"
val vvVer = "4.3.0-22w18a-SNAPSHOT"
val vbVer = "4.3.0-22w18a-SNAPSHOT"
val vrVer = "daa5e21"
implementation("com.viaversion:viaversion:$vvVer") { isTransitive = false }
implementation("com.viaversion:viabackwards:$vbVer") { isTransitive = false }

16
src/main/java/com/viaversion/aas/codec/packet/login/LoginStart.java
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@ -1,13 +1,16 @@
package com.viaversion.aas.codec.packet.login;
import com.viaversion.aas.codec.packet.Packet;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.api.type.types.StringType;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag;
import io.netty.buffer.ByteBuf;
import org.jetbrains.annotations.NotNull;
public class LoginStart implements Packet {
private String username;
private CompoundTag publicKey;
public String getUsername() {
return username;
@ -20,10 +23,23 @@ public class LoginStart implements Packet {
@Override
public void decode(@NotNull ByteBuf byteBuf, int protocolVersion) throws Exception {
username = new StringType(16).read(byteBuf);
if (protocolVersion >= ProtocolVersion.v1_19.getVersion()) {
if (byteBuf.readBoolean()) {
publicKey = Type.NBT.read(byteBuf);
}
}
}
@Override
public void encode(@NotNull ByteBuf byteBuf, int protocolVersion) throws Exception {
Type.STRING.write(byteBuf, username);
if (protocolVersion >= ProtocolVersion.v1_19.getVersion()) {
if (publicKey == null) {
byteBuf.writeBoolean(false);
} else {
byteBuf.writeBoolean(true);
Type.NBT.write(byteBuf, publicKey);
}
}
}
}

11
src/main/java/com/viaversion/aas/type/AspirinTypes.java Normal file
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@ -0,0 +1,11 @@
package com.viaversion.aas.type;
import com.viaversion.aas.util.SignableProperty;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.api.type.types.ArrayType;
public enum AspirinTypes {;
public static Type<String> OPTIONAL_STRING = new OptionalStringType();
public static Type<SignableProperty> SIGNABLE_PROPERTY = new SignablePropertyType();
public static Type<SignableProperty[]> SIGNABLE_PROPERTY_ARRAY = new ArrayType<>(SIGNABLE_PROPERTY);
}

25
src/main/java/com/viaversion/aas/type/OptionalStringType.java Normal file
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@ -0,0 +1,25 @@
package com.viaversion.aas.type;
import com.viaversion.viaversion.api.type.Type;
import io.netty.buffer.ByteBuf;
public class OptionalStringType extends Type<String> {
protected OptionalStringType() {
super(String.class);
}
@Override
public String read(ByteBuf buffer) throws Exception {
return buffer.readBoolean() ? Type.STRING.read(buffer) : null;
}
@Override
public void write(ByteBuf buffer, String object) throws Exception {
if (object == null) {
buffer.writeBoolean(false);
} else {
buffer.writeBoolean(true);
Type.STRING.write(buffer, object);
}
}
}

26
src/main/java/com/viaversion/aas/type/SignablePropertyType.java Normal file
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@ -0,0 +1,26 @@
package com.viaversion.aas.type;
import com.viaversion.aas.util.SignableProperty;
import com.viaversion.viaversion.api.type.Type;
import io.netty.buffer.ByteBuf;
public class SignablePropertyType extends Type<SignableProperty> {
protected SignablePropertyType() {
super(SignableProperty.class);
}
@Override
public SignableProperty read(ByteBuf buffer) throws Exception {
String key = Type.STRING.read(buffer);
String value = Type.STRING.read(buffer);
String signature = AspirinTypes.OPTIONAL_STRING.read(buffer);
return new SignableProperty(key, value, signature);
}
@Override
public void write(ByteBuf buffer, SignableProperty object) throws Exception {
Type.STRING.write(buffer, object.getKey());
Type.STRING.write(buffer, object.getValue());
AspirinTypes.OPTIONAL_STRING.write(buffer, object.getSignature());
}
}

2
src/main/java/com/viaversion/aas/util/AddressParser.java
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@ -21,7 +21,7 @@ public class AddressParser {
String address = StringsKt.removeSuffix(rawAddress, ".");
String suffix = viaHostName.stream()
.filter(s -> StringsKt.endsWith("." + address, s, true))
.filter(s -> StringsKt.endsWith("." + address, s, false))
.findAny()
.orElse(null);

41
src/main/java/com/viaversion/aas/util/SignableProperty.java Normal file
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@ -0,0 +1,41 @@
package com.viaversion.aas.util;
import javax.annotation.Nullable;
public class SignableProperty {
private String key;
private String value;
@Nullable
private String signature;
public SignableProperty(String key, String value, @Nullable String signature) {
this.key = key;
this.value = value;
this.signature = signature;
}
public String getKey() {
return key;
}
public void setKey(String key) {
this.key = key;
}
public String getValue() {
return value;
}
public void setValue(String value) {
this.value = value;
}
@Nullable
public String getSignature() {
return signature;
}
public void setSignature(@Nullable String signature) {
this.signature = signature;
}
}

23
src/main/kotlin/com/viaversion/aas/codec/packet/PacketRegistry.kt
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@ -10,6 +10,7 @@ import com.viaversion.aas.codec.packet.status.StatusPing
import com.viaversion.aas.codec.packet.status.StatusPong
import com.viaversion.aas.codec.packet.status.StatusRequest
import com.viaversion.aas.codec.packet.status.StatusResponse
import com.viaversion.aas.protocol.sharewareVersion
import com.viaversion.viaversion.api.protocol.packet.Direction
import com.viaversion.viaversion.api.protocol.packet.State
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion
@ -21,6 +22,7 @@ import com.viaversion.viaversion.protocols.protocol1_16_2to1_16_1.ClientboundPac
import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.ClientboundPackets1_16
import com.viaversion.viaversion.protocols.protocol1_17to1_16_4.ClientboundPackets1_17
import com.viaversion.viaversion.protocols.protocol1_18to1_17_1.ClientboundPackets1_18
import com.viaversion.viaversion.protocols.protocol1_19to1_18_2.ClientboundPackets1_19
import com.viaversion.viaversion.protocols.protocol1_8.ClientboundPackets1_8
import com.viaversion.viaversion.protocols.protocol1_9to1_8.ClientboundPackets1_9
import io.netty.buffer.ByteBuf
@ -38,12 +40,23 @@ object PacketRegistry {
register(State.LOGIN, Direction.SERVERBOUND, ::LoginStart, Range.all(), 0)
register(State.LOGIN, Direction.SERVERBOUND, ::CryptoResponse, Range.all(), 1)
register(State.LOGIN, Direction.SERVERBOUND, ::PluginResponse, Range.atLeast(ProtocolVersion.v1_13.version), 2)
register(State.LOGIN, Direction.SERVERBOUND, ::PluginResponse, sharewareVersion.singleton, 2)
register(State.LOGIN, Direction.CLIENTBOUND, ::LoginDisconnect, Range.all(), 0)
register(State.LOGIN, Direction.CLIENTBOUND, ::CryptoRequest, Range.all(), 1)
register(State.LOGIN, Direction.CLIENTBOUND, ::LoginSuccess, Range.all(), 2)
register(State.LOGIN, Direction.CLIENTBOUND, ::SetCompression, Range.all(), 3)
register(State.LOGIN, Direction.CLIENTBOUND, ::PluginRequest, Range.atLeast(ProtocolVersion.v1_13.version), 4)
register(
State.LOGIN, Direction.CLIENTBOUND, ::SetCompression, mapOf(
Range.atLeast(ProtocolVersion.v1_8.version) to 3,
sharewareVersion.singleton to 3
)
)
register(
State.LOGIN, Direction.CLIENTBOUND, ::PluginRequest, mapOf(
Range.atLeast(ProtocolVersion.v1_13.version) to 4,
sharewareVersion.singleton to 4
)
)
register(State.STATUS, Direction.SERVERBOUND, ::StatusRequest, Range.all(), 0)
register(State.STATUS, Direction.SERVERBOUND, ::StatusPing, Range.all(), 1)
@ -61,7 +74,8 @@ object PacketRegistry {
ProtocolVersion.v1_16..ProtocolVersion.v1_16_1 to ClientboundPackets1_16.DISCONNECT.id,
ProtocolVersion.v1_16_2..ProtocolVersion.v1_16_4 to ClientboundPackets1_16_2.DISCONNECT.id,
ProtocolVersion.v1_17..ProtocolVersion.v1_17_1 to ClientboundPackets1_17.DISCONNECT.id,
ProtocolVersion.v1_18..ProtocolVersion.v1_18_2 to ClientboundPackets1_18.DISCONNECT.id
ProtocolVersion.v1_18..ProtocolVersion.v1_18_2 to ClientboundPackets1_18.DISCONNECT.id,
ProtocolVersion.v1_19.singleton to ClientboundPackets1_19.DISCONNECT.id
)
)
@ -75,7 +89,8 @@ object PacketRegistry {
ProtocolVersion.v1_16..ProtocolVersion.v1_16_1 to ClientboundPackets1_16.PLUGIN_MESSAGE.id,
ProtocolVersion.v1_16_2..ProtocolVersion.v1_16_4 to ClientboundPackets1_16_2.PLUGIN_MESSAGE.id,
ProtocolVersion.v1_17..ProtocolVersion.v1_17_1 to ClientboundPackets1_17.PLUGIN_MESSAGE.id,
ProtocolVersion.v1_18..ProtocolVersion.v1_18_2 to ClientboundPackets1_18.PLUGIN_MESSAGE.id
ProtocolVersion.v1_18..ProtocolVersion.v1_18_2 to ClientboundPackets1_18.PLUGIN_MESSAGE.id,
ProtocolVersion.v1_19.singleton to ClientboundPackets1_19.PLUGIN_MESSAGE.id
)
)

12
src/main/kotlin/com/viaversion/aas/codec/packet/login/CryptoRequest.kt
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@ -12,18 +12,18 @@ import java.security.spec.X509EncodedKeySpec
class CryptoRequest : Packet {
lateinit var serverId: String
lateinit var publicKey: PublicKey
lateinit var token: ByteArray
lateinit var nonce: ByteArray
override fun decode(byteBuf: ByteBuf, protocolVersion: Int) {
serverId = Type.STRING.read(byteBuf)
if (protocolVersion >= ProtocolVersion.v1_8.version || protocolVersion == 1) {
publicKey = KeyFactory.getInstance("RSA")
.generatePublic(X509EncodedKeySpec(Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)))
token = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
nonce = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
} else {
publicKey = KeyFactory.getInstance("RSA")
.generatePublic(X509EncodedKeySpec(byteBuf.readByteArray(byteBuf.readUnsignedShort())))
token = byteBuf.readByteArray(byteBuf.readUnsignedShort())
nonce = byteBuf.readByteArray(byteBuf.readUnsignedShort())
}
}
@ -31,13 +31,13 @@ class CryptoRequest : Packet {
Type.STRING.write(byteBuf, serverId)
if (protocolVersion >= ProtocolVersion.v1_8.version || protocolVersion == 1) {
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, publicKey.encoded)
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, token)
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, nonce)
} else {
val encodedKey = publicKey.encoded
byteBuf.writeShort(encodedKey.size)
byteBuf.writeBytes(encodedKey)
byteBuf.writeShort(token.size)
byteBuf.writeBytes(token)
byteBuf.writeShort(nonce.size)
byteBuf.writeBytes(nonce)
}
}
}

58
src/main/kotlin/com/viaversion/aas/codec/packet/login/CryptoResponse.kt
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@ -8,27 +8,55 @@ import io.netty.buffer.ByteBuf
class CryptoResponse : Packet {
lateinit var encryptedKey: ByteArray
lateinit var encryptedToken: ByteArray
var encryptedNonce: ByteArray? = null
var salt: Long? = null
var signature: ByteArray? = null
override fun decode(byteBuf: ByteBuf, protocolVersion: Int) {
if (protocolVersion >= ProtocolVersion.v1_8.version || protocolVersion == 1) {
encryptedKey = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
encryptedToken = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
} else {
encryptedKey = byteBuf.readByteArray(byteBuf.readUnsignedShort())
encryptedToken = byteBuf.readByteArray(byteBuf.readUnsignedShort())
when {
protocolVersion >= ProtocolVersion.v1_19.version -> {
encryptedKey = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
if (byteBuf.readBoolean()) {
encryptedNonce = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
} else {
salt = byteBuf.readLong()
signature = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
}
}
protocolVersion >= ProtocolVersion.v1_8.version || protocolVersion == 1 -> {
encryptedKey = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
encryptedNonce = Type.BYTE_ARRAY_PRIMITIVE.read(byteBuf)
}
else -> {
encryptedKey = byteBuf.readByteArray(byteBuf.readUnsignedShort())
encryptedNonce = byteBuf.readByteArray(byteBuf.readUnsignedShort())
}
}
}
override fun encode(byteBuf: ByteBuf, protocolVersion: Int) {
if (protocolVersion >= ProtocolVersion.v1_8.version || protocolVersion == 1) {
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, encryptedKey)
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, encryptedToken)
} else {
byteBuf.writeShort(encryptedKey.size)
byteBuf.writeBytes(encryptedKey)
byteBuf.writeShort(encryptedToken.size)
byteBuf.writeBytes(encryptedToken)
when {
protocolVersion >= ProtocolVersion.v1_19.version -> {
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, encryptedKey)
if (encryptedNonce != null) {
byteBuf.writeBoolean(true)
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, encryptedNonce)
} else {
byteBuf.writeBoolean(false)
byteBuf.writeLong(salt!!)
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, signature)
}
}
protocolVersion >= ProtocolVersion.v1_8.version || protocolVersion == 1 -> {
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, encryptedKey)
Type.BYTE_ARRAY_PRIMITIVE.write(byteBuf, encryptedNonce)
}
else -> {
byteBuf.writeShort(encryptedKey.size)
byteBuf.writeBytes(encryptedKey)
byteBuf.writeShort(encryptedNonce!!.size)
byteBuf.writeBytes(encryptedNonce)
}
}
}
}

9
src/main/kotlin/com/viaversion/aas/codec/packet/login/LoginSuccess.kt
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@ -2,6 +2,8 @@ package com.viaversion.aas.codec.packet.login
import com.viaversion.aas.codec.packet.Packet
import com.viaversion.aas.parseUndashedId
import com.viaversion.aas.type.AspirinTypes
import com.viaversion.aas.util.SignableProperty
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion
import com.viaversion.viaversion.api.type.Type
import io.netty.buffer.ByteBuf
@ -10,6 +12,7 @@ import java.util.*
class LoginSuccess : Packet {
lateinit var id: UUID
lateinit var username: String
val properties = mutableListOf<SignableProperty>()
override fun decode(byteBuf: ByteBuf, protocolVersion: Int) {
id = when {
@ -22,6 +25,9 @@ class LoginSuccess : Packet {
else -> parseUndashedId(Type.STRING.read(byteBuf))
}
username = Type.STRING.read(byteBuf)
if (protocolVersion >= ProtocolVersion.v1_19.version) {
properties.addAll(AspirinTypes.SIGNABLE_PROPERTY_ARRAY.read(byteBuf).asList())
}
}
override fun encode(byteBuf: ByteBuf, protocolVersion: Int) {
@ -35,5 +41,8 @@ class LoginSuccess : Packet {
else -> Type.STRING.write(byteBuf, id.toString().replace("-", ""))
}
Type.STRING.write(byteBuf, username)
if (protocolVersion >= ProtocolVersion.v1_19.version) {
AspirinTypes.SIGNABLE_PROPERTY_ARRAY.write(byteBuf, properties.toTypedArray())
}
}
}

21
src/main/kotlin/com/viaversion/aas/handler/state/LoginState.kt
View File

@ -28,7 +28,7 @@ import java.util.concurrent.ThreadLocalRandom
class LoginState : ConnectionState {
val callbackPlayerId = CompletableFuture<UUID>()
lateinit var frontToken: ByteArray
lateinit var frontNonce: ByteArray
lateinit var frontServerId: String
var frontOnline: Boolean? = null
lateinit var frontName: String
@ -84,15 +84,15 @@ class LoginState : ConnectionState {
}
fun authenticateOnlineFront(frontChannel: Channel) {
// We'll use non-vanilla server id, public key size and token size
frontToken = generate128Bits()
// We'll use non-vanilla server id, public key size and nonce size
frontNonce = generate128Bits()
frontServerId = generateServerId()
val cryptoRequest = CryptoRequest()
cryptoRequest.serverId = frontServerId
cryptoKey = AspirinServer.mcCryptoKey
cryptoRequest.publicKey = cryptoKey.public
cryptoRequest.token = frontToken
cryptoRequest.nonce = frontNonce
send(frontChannel, cryptoRequest, true)
}
@ -141,7 +141,7 @@ class LoginState : ConnectionState {
fun handleCryptoRequest(handler: MinecraftHandler, cryptoRequest: CryptoRequest) {
val backServerId = cryptoRequest.serverId
val backPublicKey = cryptoRequest.publicKey
val backToken = cryptoRequest.token
val backNonce = cryptoRequest.nonce
if (!callbackPlayerId.isDone) {
authenticateOnlineFront(handler.data.frontChannel)
@ -171,7 +171,7 @@ class LoginState : ConnectionState {
val cryptoResponse = CryptoResponse()
cryptoResponse.encryptedKey = encryptRsa(backPublicKey, backKey)
cryptoResponse.encryptedToken = encryptRsa(backPublicKey, backToken)
cryptoResponse.encryptedNonce = encryptRsa(backPublicKey, backNonce)
forward(frontHandler, cryptoResponse, true)
backChan.pipeline().addBefore("frame", "crypto", CryptoCodec(aesKey(backKey), aesKey(backKey)))
@ -184,9 +184,12 @@ class LoginState : ConnectionState {
fun handleCryptoResponse(handler: MinecraftHandler, cryptoResponse: CryptoResponse) {
val frontHash = let {
val frontKey = decryptRsa(cryptoKey.private, cryptoResponse.encryptedKey)
val decryptedToken = decryptRsa(cryptoKey.private, cryptoResponse.encryptedToken)
if (!decryptedToken.contentEquals(frontToken)) throw StacklessException("Invalid verification token!")
if (cryptoResponse.encryptedNonce != null) {
val decryptedNonce = decryptRsa(cryptoKey.private, cryptoResponse.encryptedNonce!!)
if (!decryptedNonce.contentEquals(frontNonce)) throw StacklessException("Invalid verification nonce!")
} else {
// todo handle rsa signature
}
handler.data.frontChannel.pipeline()
.addBefore("frame", "crypto", CryptoCodec(aesKey(frontKey), aesKey(frontKey)))

5
src/main/kotlin/com/viaversion/aas/protocol/AspirinProtocols.kt
View File

@ -7,9 +7,10 @@ import com.viaversion.viaversion.api.protocol.version.ProtocolVersion
// cursed 1.7 -> 1.8 from https://github.com/Gerrygames/ClientViaVersion
// + https://github.com/creeper123123321/ViaRewind/tree/17to18
val sharewareVersion = ProtocolVersion.register(1, "3D Shareware v1.34")
fun registerAspirinProtocols() {
Via.getManager().protocolManager.registerProtocol(Protocol1_8To1_7_6, ProtocolVersion.v1_8, ProtocolVersion.v1_7_6)
// todo fix version checks
val shareware = ProtocolVersion.register(1, "3D Shareware v1.34")
Via.getManager().protocolManager.registerProtocol(ProtocolSharewareto1_14(), shareware, ProtocolVersion.v1_14)
Via.getManager().protocolManager.registerProtocol(ProtocolSharewareto1_14(), sharewareVersion, ProtocolVersion.v1_14)
}

9
src/main/kotlin/com/viaversion/aas/protocol/id47toid5/packets/PlayerPackets.kt
View File

@ -9,6 +9,7 @@ import com.viaversion.aas.protocol.id47toid5.storage.Scoreboard
import com.viaversion.aas.protocol.id47toid5.storage.Tablist
import com.viaversion.aas.protocol.xyzToPosition
import com.viaversion.aas.protocol.xyzUBytePos
import com.viaversion.aas.util.SignableProperty
import com.viaversion.viaversion.api.minecraft.entities.Entity1_10Types
import com.viaversion.viaversion.api.minecraft.item.Item
import com.viaversion.viaversion.api.protocol.packet.PacketWrapper
@ -103,12 +104,12 @@ fun Protocol1_8To1_7_6.registerPlayerPackets() {
packetWrapper.write(Type.UUID, uuid)
val name = ChatColorUtil.stripColor(packetWrapper.read(Type.STRING)) //Name
val dataCount = packetWrapper.read(Type.VAR_INT) //DataCunt
val properties = ArrayList<Tablist.Property>()
val properties = ArrayList<SignableProperty>()
for (i in 0 until dataCount) {
val key: String = packetWrapper.read(Type.STRING) //Name
val value: String = packetWrapper.read(Type.STRING) //Value
val signature: String = packetWrapper.read(Type.STRING) //Signature
properties.add(Tablist.Property(key, value, signature))
properties.add(SignableProperty(key, value, signature))
}
val x = packetWrapper.passthrough(Type.INT) //x
val y = packetWrapper.passthrough(Type.INT) //y
@ -148,7 +149,7 @@ fun Protocol1_8To1_7_6.registerPlayerPackets() {
packetPlayerListItem.write(Type.STRING, newentry.name)
packetPlayerListItem.write(Type.VAR_INT, dataCount)
for (property in newentry.properties) {
packetPlayerListItem.write(Type.STRING, property.name)
packetPlayerListItem.write(Type.STRING, property.key)
packetPlayerListItem.write(Type.STRING, property.value)
packetPlayerListItem.write(Type.BOOLEAN, property.signature != null)
if (property.signature != null) packetPlayerListItem.write(Type.STRING, property.signature)
@ -227,7 +228,7 @@ fun Protocol1_8To1_7_6.registerPlayerPackets() {
packetWrapper.write(Type.STRING, entry.name)
packetWrapper.write(Type.VAR_INT, entry.properties.size)
for (property in entry.properties) {
packetWrapper.write(Type.STRING, property.name)
packetWrapper.write(Type.STRING, property.key)
packetWrapper.write(Type.STRING, property.value)
packetWrapper.write(Type.BOOLEAN, property.signature != null)
if (property.signature != null) packetWrapper.write(Type.STRING, property.signature)

4
src/main/kotlin/com/viaversion/aas/protocol/id47toid5/storage/Tablist.kt
View File

@ -1,5 +1,6 @@
package com.viaversion.aas.protocol.id47toid5.storage
import com.viaversion.aas.util.SignableProperty
import com.viaversion.viaversion.api.connection.StoredObject
import com.viaversion.viaversion.api.connection.UserConnection
import java.util.*
@ -27,10 +28,9 @@ class Tablist(user: UserConnection?) : StoredObject(user) {
class TabListEntry(var name: String, var uuid: UUID) {
var displayName: String? = null
var ping = 0
var properties = mutableListOf<Property>()
var properties = mutableListOf<SignableProperty>()
}
class Property(var name: String?, var value: String?, var signature: String?)
companion object {
fun shouldUpdateDisplayName(oldName: String?, newName: String?): Boolean {
return oldName == null && newName != null || oldName != null && newName == null || oldName != null && oldName != newName