public static void WriteSurrenderReason(this PacketWriter writer, SurrenderReason data)
{
writer.WriteByte((byte)data);
}
public override void WriteBody(PacketWriter writer)
{
int packetCount = Packets.Count;
if (packetCount > 255)
{
throw new IOException("Too many packets inside batch packet!");
}
writer.WriteByte((byte)packetCount);
byte packetLastId = 0;
int packetLastNetId = 0;
for (int i = 0; i < packetCount; i++)
{
var packet = Packets[i];
var packetData = packet.GetBytes();
var newPacketId = packetData[0];
byte[] newPacketNetIdBuffer = new byte[4];
Buffer.BlockCopy(packetData, 1, newPacketNetIdBuffer, 0, 4);
if (!BitConverter.IsLittleEndian)
{
Array.Reverse(newPacketNetIdBuffer);
}
int newPacketNetId = BitConverter.ToInt32(newPacketNetIdBuffer, 0);
if (packetData.Length < 5)
{
throw new IOException("Packet too small for batch < 5!");
}
if (i == 0)
{
if (packetData.Length > 255)
{
throw new IOException("First packet too big for batch > 255!");
}
writer.WriteByte((byte)packetData.Length);
writer.WriteBytes(packetData);
}
else
{
if (packetData.Length > 260)
{
throw new IOException("Non-first packet too big for batch > 260!");
}
bool hasId = true;
bool hasNetId = true;
bool hasSize = true;
int packetSize = packetData.Length - 5;
byte bitfield = 0;
if (newPacketId == packetLastId)
{
hasId = false;
bitfield |= 1;
}
else
{
hasId = true;
}
int packetNetIdDiff = newPacketNetId - packetLastNetId;
if (packetNetIdDiff <= SByte.MaxValue && packetNetIdDiff >= SByte.MinValue)
{
hasNetId = false;
bitfield |= 2;
}
else
{
hasNetId = true;
}
if (packetSize < 63)
{
hasSize = false;
bitfield |= (byte)((byte)packetSize << 2);
}
else
{
hasSize = true;
bitfield |= (63 << 2);
}
writer.WriteByte(bitfield);
if (hasId)
{
writer.WriteByte(newPacketId);
}
if (hasNetId)
{
writer.WriteInt32(newPacketNetId);
}
else
{
writer.WriteSByte((SByte)packetNetIdDiff);
}
if (hasSize)
{
writer.WriteByte((byte)packetSize);
}
byte[] remainData = new byte[packetSize];
Buffer.BlockCopy(packetData, 5, remainData, 0, packetSize);
writer.WriteBytes(remainData);
}
packetLastId = newPacketId;
packetLastNetId = newPacketNetId;
}
}
public override void WriteHeader(PacketWriter writer)
{
writer.WriteByte(0xFF);
}
public static void WriteSpectatorChunkType(this PacketWriter writer, SpectatorChunkType data)
{
writer.WriteByte((byte)data);
}
public static void WriteHitResult(this PacketWriter writer, HitResult data)
{
writer.WriteByte((byte)data);
}
public static void WriteParticleAttachType(this PacketWriter writer, ParticleAttachType data)
{
writer.WriteByte((byte)data);
}
public static void WriteHealthBarType(this PacketWriter writer, HealthBarType data)
{
writer.WriteByte((byte)data);
}
public static void WriteDrawPathMode(this PacketWriter writer, DrawPathMode data)
{
writer.WriteByte((byte)data);
}
public static void WriteContextualEmoteFlags(this PacketWriter writer, ContextualEmoteFlags data)
{
writer.WriteByte((byte)data);
}
public static void WriteRespawnPointEvent(this PacketWriter writer, RespawnPointEvent data)
{
writer.WriteByte((byte)data);
}
public static void WriteLookAtType(this PacketWriter writer, LookAtType data)
{
writer.WriteByte((byte)data);
}
public static void WriteRespawnPointCommand(this PacketWriter writer, RespawnPointCommand data)
{
writer.WriteByte((byte)data);
}
public static void WriteUIHighlightCommand(this PacketWriter writer, UIHighlightCommand data)
{
writer.WriteByte((byte)data);
}
public static void WriteUIElement(this PacketWriter writer, UIElement data)
{
writer.WriteByte((byte)data);
}
public static void WriteQuestType(this PacketWriter writer, QuestType data)
{
writer.WriteByte((byte)data);
}
public static void WriteAudioVOComponentEvent(this PacketWriter writer, AudioVOComponentEvent data)
{
writer.WriteByte((byte)data);
}
public static void WriteFlexID(this PacketWriter writer, ParticleFlexID data)
{
writer.WriteByte((byte)data);
}
public static void WriteVisibilityTeam(this PacketWriter writer, VisibilityTeam data)
{
writer.WriteByte((byte)data);
}
public static void WriteTipCommand(this PacketWriter writer, TipCommand data)
{
writer.WriteByte((byte)data);
}
public static void WriteScoreEvent(this PacketWriter writer, ScoreEvent data)
{
writer.WriteByte((byte)data);
}
public static void WriteTargetingType(this PacketWriter writer, TargetingType data)
{
writer.WriteByte((byte)data);
}
public static void WriteScoreCategory(this PacketWriter writer, ScoreCategory data)
{
writer.WriteByte((byte)data);
}
public static void WriteOrderType(this PacketWriter writer, OrderType data)
{
writer.WriteByte((byte)data);
}
public static void WriteCapturePointUpdateCommand(this PacketWriter writer, CapturePointUpdateCommand data)
{
writer.WriteByte((byte)data);
}
public static void WriteEventSourceType(this PacketWriter writer, EventSourceType data)
{
writer.WriteByte((byte)data);
}
public static void WriteNetNodeID(this PacketWriter writer, NetNodeID nodeID)
{
writer.WriteByte((byte)nodeID);
}
public BatchPacket(PacketReader reader, ChannelID channel)
{
int count = reader.ReadByte();
long totalSize = reader.Stream.Length - 2;
if (totalSize < 1 || count == 0)
{
return;
}
byte packetSize = reader.ReadByte();
if (packetSize < 5)
{
throw new IOException("Too small packet in batch!");
}
byte packetLastID = reader.ReadByte();
int packetLastNetID = reader.ReadInt32();
byte[] packetData = reader.ReadBytes(packetSize - 5);
using (var stream = new MemoryStream())
{
using (var packetWriter = new PacketWriter(stream, true))
{
packetWriter.WriteByte(packetLastID);
packetWriter.WriteInt32(packetLastNetID);
packetWriter.WriteBytes(packetData);
}
stream.Seek(0, SeekOrigin.Begin);
using (var packetReader = new PacketReader(stream, true))
{
var packet = reader.ReadPacket(channel);
Packets.Add(packet);
}
}
for (int i = 1; i < count; i++)
{
byte bitfield = reader.ReadByte();
if ((bitfield & 1) == 0) //if this is true re-use old packetID
{
packetLastID = reader.ReadByte();
}
if ((bitfield & 2) != 0)
{
packetLastNetID += reader.ReadSByte();
}
else
{
packetLastNetID = reader.ReadInt32();
}
packetSize = (byte)(bitfield >> 2);
if (packetSize == 63)
{
packetSize = reader.ReadByte();
}
packetData = reader.ReadBytes(packetSize);
using (var stream = new MemoryStream())
{
using (var packetWriter = new PacketWriter(stream, true))
{
packetWriter.WriteByte(packetLastID);
packetWriter.WriteInt32(packetLastNetID);
packetWriter.WriteBytes(packetData);
}
stream.Seek(0, SeekOrigin.Begin);
using (var packetReader = new PacketReader(stream, true))
{
var packet = reader.ReadPacket(channel);
Packets.Add(packet);
}
}
}
}
public static void WriteQuestEvent(this PacketWriter writer, QuestEvent data)
{
writer.WriteByte((byte)data);
}
public override void WriteHeader(PacketWriter writer)
{
writer.WriteByte((byte)ID);
}
public static void WriteAudioVOEventType(this PacketWriter writer, AudioVOEventType data)
{
writer.WriteByte((byte)data);
}
