Update all codec to suspend; added a default ProtocolCryptoContext implementation

This commit is contained in:
2026-09-07 07:40:08 +08:00
parent 687039f69a
commit 641df674e4
296 files changed
+2199 -1818

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@@ -7,8 +7,8 @@
package cn.rtast.libmc.mcping.bedrock
import cn.rtast.libmc.common.BytesBuffer
import cn.rtast.libmc.common.PacketCodec
import cn.rtast.libmc.common.stream.BytesBuffer
import cn.rtast.libmc.common.packet.PacketCodec
import kotlin.random.Random
private val RAKNET_MAGIC = byteArrayOf(
@@ -33,14 +33,14 @@ internal data class BedrockRequestPacket(
override val packetId: Byte = 0x01
companion object Codec : PacketCodec<BedrockRequestPacket> {
override fun encode(buffer: BytesBuffer, value: BedrockRequestPacket) {
override suspend fun encode(buffer: BytesBuffer, value: BedrockRequestPacket) {
buffer.writeByte(value.packetId)
buffer.writeLong(value.time)
buffer.writeBytes(value.magic)
buffer.writeLong(value.guid)
}
override fun decode(buffer: BytesBuffer): BedrockRequestPacket = throw UnsupportedOperationException()
override suspend fun decode(buffer: BytesBuffer): BedrockRequestPacket = throw UnsupportedOperationException()
}
override fun equals(other: Any?): Boolean {
@@ -72,8 +72,8 @@ internal data class BedrockResponsePacket(
) : MinecraftBedrockPacket {
companion object Codec : PacketCodec<BedrockResponsePacket> {
override fun encode(buffer: BytesBuffer, value: BedrockResponsePacket) = throw UnsupportedOperationException()
override fun decode(buffer: BytesBuffer): BedrockResponsePacket {
override suspend fun encode(buffer: BytesBuffer, value: BedrockResponsePacket) = throw UnsupportedOperationException()
override suspend fun decode(buffer: BytesBuffer): BedrockResponsePacket {
val packetId = buffer.readByte()
if (packetId != 0x1C.toByte()) throw IllegalStateException("Expected pong id 0x1C, got $packetId")
val time = buffer.readLong()
@@ -7,12 +7,12 @@
package cn.rtast.libmc.mcping.bedrock
import cn.rtast.libmc.common.BytesBuffer
import cn.rtast.libmc.common.PacketCodec
import cn.rtast.libmc.common.UdpSocket
import cn.rtast.libmc.common.stream.BytesBuffer
import cn.rtast.libmc.common.packet.PacketCodec
import cn.rtast.libmc.common.stream.UdpSocket
internal fun <T : MinecraftBedrockPacket> UdpSocket.sendPacket(packet: T, codec: PacketCodec<T>): ByteArray {
internal suspend fun <T : MinecraftBedrockPacket> UdpSocket.sendPacket(packet: T, codec: PacketCodec<T>): ByteArray {
val buf = BytesBuffer()
codec.encode(buf, packet)
return sendAndReceive(buf.toByteArray())
@@ -8,12 +8,12 @@
package cn.rtast.libmc.mcping.bedrock
import cn.rtast.libmc.common.LibMCContext
import cn.rtast.libmc.common.UdpSocket
import cn.rtast.libmc.common.wrap
import cn.rtast.libmc.common.stream.UdpSocket
import cn.rtast.libmc.common.stream.wrap
import cn.rtast.libmc.mcping.PingResponse
import kotlin.time.Clock
internal fun pingBedrockServer(host: String, port: Int, context: LibMCContext): PingResponse {
internal suspend fun pingBedrockServer(host: String, port: Int, context: LibMCContext): PingResponse {
val socket = UdpSocket(host, port, context)
return try {
val sendTime = Clock.System.now().toEpochMilliseconds()
@@ -7,10 +7,10 @@
package cn.rtast.libmc.mcping.java
import cn.rtast.libmc.common.BytesBuffer
import cn.rtast.libmc.common.McStringCodec
import cn.rtast.libmc.common.PacketCodec
import cn.rtast.libmc.common.VarIntCodec
import cn.rtast.libmc.common.stream.BytesBuffer
import cn.rtast.libmc.common.primitives.McStringCodec
import cn.rtast.libmc.common.packet.PacketCodec
import cn.rtast.libmc.common.primitives.VarIntCodec
import cn.rtast.libmc.common.packet.MinecraftPacket
// ref https://minecraft.wiki/w/Java_Edition_protocol/Packets#Handshake
@@ -22,30 +22,30 @@ internal data class HandshakePacket(
val nextState: Int,
) : MinecraftPacket {
companion object Codec : PacketCodec<HandshakePacket> {
override fun encode(buffer: BytesBuffer, value: HandshakePacket) {
override suspend fun encode(buffer: BytesBuffer, value: HandshakePacket) {
VarIntCodec.encode(buffer, value.protocolVersion)
McStringCodec.encode(buffer, value.serverAddress)
buffer.writeShort(value.serverPort.toShort())
VarIntCodec.encode(buffer, value.nextState)
}
override fun decode(buffer: BytesBuffer): HandshakePacket = throw UnsupportedOperationException()
override suspend fun decode(buffer: BytesBuffer): HandshakePacket = throw UnsupportedOperationException()
}
}
// ref https://minecraft.wiki/w/Java_Edition_protocol/Packets#Status
internal data object StatusRequestPacket : MinecraftPacket, PacketCodec<StatusRequestPacket> {
override fun encode(buffer: BytesBuffer, value: StatusRequestPacket) {}
override fun decode(buffer: BytesBuffer): StatusRequestPacket = throw UnsupportedOperationException()
override suspend fun encode(buffer: BytesBuffer, value: StatusRequestPacket) {}
override suspend fun decode(buffer: BytesBuffer): StatusRequestPacket = throw UnsupportedOperationException()
}
internal data class PingPacket(val currentTime: Long) : MinecraftPacket {
companion object : PacketCodec<PingPacket> {
override fun encode(buffer: BytesBuffer, value: PingPacket) {
override suspend fun encode(buffer: BytesBuffer, value: PingPacket) {
buffer.writeLong(value.currentTime)
}
override fun decode(buffer: BytesBuffer): PingPacket {
override suspend fun decode(buffer: BytesBuffer): PingPacket {
return PingPacket(buffer.readLong())
}
}
@@ -8,11 +8,15 @@
package cn.rtast.libmc.mcping.java
import cn.rtast.libmc.common.*
import cn.rtast.libmc.common.primitives.McStringCodec
import cn.rtast.libmc.common.primitives.VarIntCodec
import cn.rtast.libmc.common.stream.Socket
import cn.rtast.libmc.common.stream.readPacketFrame
import cn.rtast.libmc.mcping.PingResponse
import cn.rtast.libmc.mcping.sendPacket
import kotlin.time.Clock
internal fun pingJavaServer(host: String, port: Int, context: LibMCContext): PingResponse {
internal suspend fun pingJavaServer(host: String, port: Int, context: LibMCContext): PingResponse {
val socket = Socket(host, port, context)
val receiveChannel = socket.openReadChannel()
val sendChannel = socket.openWriteChannel()
@@ -16,7 +16,7 @@ import kotlin.jvm.JvmName
import kotlin.jvm.JvmOverloads
@JvmOverloads
public fun mcping(
public suspend fun mcping(
host: String,
port: Int,
type: ServerType = ServerType.Java,
@@ -7,15 +7,19 @@
package cn.rtast.libmc.mcping
import cn.rtast.libmc.common.*
import cn.rtast.libmc.common.stream.BytesBuffer
import cn.rtast.libmc.common.primitives.VarIntCodec
import cn.rtast.libmc.common.stream.WriteChannel
import cn.rtast.libmc.common.packet.MinecraftPacket
import cn.rtast.libmc.common.packet.PacketCodec
import cn.rtast.libmc.common.packet.writeBuffer
public fun <T : MinecraftPacket> WriteChannel.sendPacket(packet: T, packetId: Int, codec: PacketCodec<T>) {
public suspend fun <T : MinecraftPacket> WriteChannel.sendPacket(packet: T, packetId: Int, codec: PacketCodec<T>) {
val bodyBuffer = BytesBuffer()
bodyBuffer.write(packetId, VarIntCodec)
VarIntCodec.encode(bodyBuffer, packetId)
codec.encode(bodyBuffer, packet)
val frameBuffer = BytesBuffer()
frameBuffer.write(bodyBuffer.size, VarIntCodec)
VarIntCodec.encode(bodyBuffer, bodyBuffer.size)
frameBuffer.writeBuffer(bodyBuffer)
val bytes = frameBuffer.toByteArray()
this.writeFully(bytes, 0, bytes.size)