func (this *PacketServerHandshakeCodec) Encode(writer io.Writer, util []byte, encode packet.Packet) (err error) {
packetServerHandshake := encode.(*PacketServerHandshake)
err = packet.WriteVarInt(writer, util, packetServerHandshake.ProtocolVersion)
if err != nil {
return
}
err = packet.WriteString(writer, util, packetServerHandshake.ServerAddress)
if err != nil {
return
}
err = packet.WriteUint16(writer, util, packetServerHandshake.ServerPort)
if err != nil {
return
}
err = packet.WriteVarInt(writer, util, packetServerHandshake.State)
return
}
func (this *packetServerLoginEncryptResponseCodec) Encode(writer io.Writer, util []byte, encode packet.Packet) (err error) {
packetServerLoginEncryptResponse := encode.(*PacketServerLoginEncryptResponse)
err = packet.WriteVarInt(writer, util, len(packetServerLoginEncryptResponse.SharedSecret))
if err != nil {
return
}
_, err = writer.Write(packetServerLoginEncryptResponse.SharedSecret)
if err != nil {
return
}
err = packet.WriteVarInt(writer, util, len(packetServerLoginEncryptResponse.VerifyToken))
if err != nil {
return
}
_, err = writer.Write(packetServerLoginEncryptResponse.VerifyToken)
return
}
func (this *packetClientLoginEncryptRequestCodec) Encode(writer io.Writer, encode packet.Packet) (err error) {
packetClientLoginEncryptRequest := encode.(*PacketClientLoginEncryptRequest)
err = packet.WriteString(writer, packetClientLoginEncryptRequest.ServerId)
if err != nil {
return
}
err = packet.WriteVarInt(writer, len(packetClientLoginEncryptRequest.PublicKey))
if err != nil {
return
}
_, err = writer.Write(packetClientLoginEncryptRequest.PublicKey)
if err != nil {
return
}
err = packet.WriteVarInt(writer, len(packetClientLoginEncryptRequest.VerifyToken))
if err != nil {
return
}
_, err = writer.Write(packetClientLoginEncryptRequest.VerifyToken)
return
}
func (this *packetServerPluginMessageCodec) Encode(writer io.Writer, util []byte, encode packet.Packet) (err error) {
packetServerPluginMessage := encode.(*PacketServerPluginMessage)
err = packet.WriteString(writer, util, packetServerPluginMessage.Channel)
if err != nil {
return
}
err = packet.WriteVarInt(writer, util, len(packetServerPluginMessage.Data))
if err != nil {
return
}
_, err = writer.Write(packetServerPluginMessage.Data)
return
}
func (this *PacketGeneric) swapEntitiesVarInt(a int32, b int32, clientServer bool, protocol17 bool) {
var positions []bool
if clientServer {
if protocol17 {
positions = PlayPacketClientEntityVarIntPositions17
} else {
positions = PlayPacketClientEntityVarIntPositions
}
} else {
if protocol17 {
positions = PlayPacketServerEntityVarIntPositions17
} else {
positions = PlayPacketServerEntityVarIntPositions
}
}
if this.id < 0 {
return
}
if this.id >= len(positions) {
return
}
if positions[this.id] == false {
return
}
this.Decompress()
// Read the old Id
buffer := bytes.NewBuffer(this.Bytes)
bufferUtil := make([]byte, packet.UTIL_BUFFER_LENGTH)
id, err := packet.ReadVarInt(buffer, bufferUtil)
if err != nil {
return
}
// Check the Id
var newId int
if id == int(a) {
newId = int(b)
} else if id == int(b) {
newId = int(a)
} else {
return
}
// Apply the new Id
newBuffer := new(bytes.Buffer)
err = packet.WriteVarInt(newBuffer, bufferUtil, newId)
if err != nil {
return
}
buffer.WriteTo(newBuffer)
this.Bytes = newBuffer.Bytes()
}
func (this *packetClientTeamsCodec) Encode(writer io.Writer, util []byte, encode packet.Packet) (err error) {
packetClientTeams := encode.(*PacketClientTeams)
err = packet.WriteString(writer, util, packetClientTeams.Name)
if err != nil {
return
}
err = packet.WriteInt8(writer, util, packetClientTeams.Action)
if packetClientTeams.Action == 0 || packetClientTeams.Action == 2 {
if err != nil {
return
}
err = packet.WriteString(writer, util, packetClientTeams.DisplayName)
if err != nil {
return
}
err = packet.WriteString(writer, util, packetClientTeams.Prefix)
if err != nil {
return
}
err = packet.WriteString(writer, util, packetClientTeams.Suffix)
if err != nil {
return
}
err = packet.WriteInt8(writer, util, packetClientTeams.FriendlyFire)
if err != nil {
return
}
err = packet.WriteString(writer, util, packetClientTeams.NameTagVisibility)
if err != nil {
return
}
err = packet.WriteInt8(writer, util, packetClientTeams.Color)
}
if packetClientTeams.Action == 0 || packetClientTeams.Action == 3 || packetClientTeams.Action == 4 {
if err != nil {
return
}
err = packet.WriteVarInt(writer, util, len(packetClientTeams.Players))
for i := 0; i < len(packetClientTeams.Players); i++ {
if err != nil {
return
}
err = packet.WriteString(writer, util, packetClientTeams.Players[i])
}
}
return
}
func (this *packetClientSetCompressionCodec) Encode(writer io.Writer, encode packet.Packet) (err error) {
packetClientSetCompression := encode.(*PacketClientSetCompression)
err = packet.WriteVarInt(writer, packetClientSetCompression.Threshold)
return
}
func (this *packetClientPlayerListCodec) Encode(writer io.Writer, encode packet.Packet) (err error) {
packetClientPlayerList := encode.(*PacketClientPlayerList)
err = packet.WriteVarInt(writer, packetClientPlayerList.Action)
if err != nil {
return
}
err = packet.WriteVarInt(writer, len(packetClientPlayerList.Items))
if err != nil {
return
}
for _, item := range packetClientPlayerList.Items {
err = packet.WriteUUID(writer, item.UUID)
if err != nil {
return
}
switch packetClientPlayerList.Action {
case PACKET_CLIENT_PLAYER_LIST_ACTION_ADD:
addPlayer := item.Info.(PacketClientPlayerListAddPlayer)
err = packet.WriteString(writer, addPlayer.Name)
if err != nil {
return
}
err = packet.WriteVarInt(writer, len(addPlayer.Properties))
if err != nil {
return
}
for _, property := range addPlayer.Properties {
err = packet.WriteString(writer, property.Name)
if err != nil {
return
}
err = packet.WriteString(writer, property.Value)
if err != nil {
return
}
if property.Signature == "" {
err = packet.WriteBool(writer, false)
if err != nil {
return
}
} else {
err = packet.WriteBool(writer, true)
if err != nil {
return
}
err = packet.WriteString(writer, property.Signature)
if err != nil {
return
}
}
}
err = packet.WriteVarInt(writer, addPlayer.Gamemode)
if err != nil {
return
}
err = packet.WriteVarInt(writer, addPlayer.Latency)
if err != nil {
return
}
if addPlayer.DisplayName == "" {
err = packet.WriteBool(writer, false)
if err != nil {
return
}
} else {
err = packet.WriteBool(writer, true)
if err != nil {
return
}
err = packet.WriteString(writer, addPlayer.DisplayName)
if err != nil {
return
}
}
case PACKET_CLIENT_PLAYER_LIST_ACTION_UPDATE_GAMEMODE:
updateGamemode := item.Info.(PacketClientPlayerListUpdateGamemode)
err = packet.WriteVarInt(writer, updateGamemode.Gamemode)
if err != nil {
return
}
case PACKET_CLIENT_PLAYER_LIST_ACTION_UPDATE_LATENCY:
updateLatency := item.Info.(PacketClientPlayerListUpdateLatency)
err = packet.WriteVarInt(writer, updateLatency.Latency)
if err != nil {
return
}
case PACKET_CLIENT_PLAYER_LIST_ACTION_UPDATE_DISPLAY_NAME:
updateDisplayName := item.Info.(PacketClientPlayerListUpdateDisplayName)
if updateDisplayName.DisplayName == "" {
err = packet.WriteBool(writer, false)
if err != nil {
return
}
} else {
err = packet.WriteBool(writer, true)
if err != nil {
return
}
err = packet.WriteString(writer, updateDisplayName.DisplayName)
if err != nil {
return
}
}
case PACKET_CLIENT_PLAYER_LIST_ACTION_REMOVE:
// no payload
default:
err = errors.New(fmt.Sprintf("Encode, PacketClientPlayerList action is not valid: %d", packetClientPlayerList.Action))
}
}
return
}
