public void ReadFromPacket(IPacketReader reader)
{
MobID = reader.ReadInt();
HitAction = reader.ReadByte();
var info = reader.ReadByte();
ForeAction = (byte)(info & 0x7F);
IsMobFacingLeft = (info >> 7 & 1) > 0;
FrameIdx = reader.ReadByte();
_ = reader.ReadByte(); // v258 & 0x7F | v25
_ = reader.ReadShort(); // dAx[5]
_ = reader.ReadShort(); // dAx[4]
_ = reader.ReadShort(); // dAx[3]
_ = reader.ReadShort(); // dAx[2]
Delay = reader.ReadShort();
for (var i = 0; i < Damage.Length; i++)
{
Damage[i] = reader.ReadInt();
}
_ = reader.ReadInt(); // mob crc
}
protected override void ReadData(IPacketReader reader)
{
_position = reader.ReadPoint2D();
_vPosition = reader.ReadPoint2D();
_footholdID = reader.ReadShort();
if (Attribute == MoveFragmentAttribute.FallDown)
{
_fallStartFootholdID = reader.ReadShort();
}
_offset = reader.ReadPoint2D();
base.ReadData(reader);
}
public async Task Process(TUser user, IPacketReader packet)
{
var operation = packet.ReadShort();
if (!_handlers.ContainsKey(operation))
{
_logger.LogWarning($"Unhandled {typeof(TStage).Name} packet operation 0x{operation:X} ({Enum.GetName((PacketRecvOperations)operation)})");
return;
}
var handler = _handlers[operation];
try
{
if (await handler.Check(user))
{
await handler.Handle(user, packet);
if (ServerConstants.IsIgnoredLoggingPacket(operation) && !_logger.IsEnabled(LogLevel.Trace))
{
return;
}
_logger.LogDebug($"Handled {typeof(TStage).Name} packet operation 0x{operation:X} ({Enum.GetName((PacketRecvOperations)operation)}) with {packet.Available} available bytes");
}
}
catch (Exception e)
{
await user.OnException(e);
_logger.LogError(e, $"Caught exception when handling {typeof(TStage).Name} packet operation 0x{operation:X} ({Enum.GetName((PacketRecvOperations)operation)})");
}
}
protected override void ReadData(IPacketReader reader)
{
_position = reader.ReadPoint2D();
_footholdID = reader.ReadShort();
base.ReadData(reader);
}
protected override async Task Handle(GameStageUser stageUser, IFieldObjUser user, IPacketReader packet)
{
_ = packet.ReadInt();
var type = (ItemInventoryType)packet.ReadByte();
var from = packet.ReadShort();
var to = packet.ReadShort();
var number = packet.ReadShort();
if (to == 0)
{
await user.ModifyInventory(exclRequest : true); // TODO: drops
return;
}
// TODO: checks
await user.ModifyInventory(i => i[type].Move(from, to), true);
}
public void ReadFromPacket(IPacketReader reader)
{
_ = reader.ReadByte(); // FieldKey
_ = reader.ReadInt(); // dr0
_ = reader.ReadInt(); // dr1
var attackInfo = reader.ReadByte();
DamagePerMob = attackInfo >> 0 & 0xF;
MobCount = attackInfo >> 4 & 0xF;
_ = reader.ReadInt(); // dr2
_ = reader.ReadInt(); // dr3
SkillID = reader.ReadInt();
_ = reader.ReadBool(); // unk
_ = reader.ReadInt(); // dr rand
_ = reader.ReadInt(); // crc
_ = reader.ReadInt(); // skillLevel crc
_ = reader.ReadInt(); // skillLevel crc
Keydown = 0; // TODO keydownskill check - int keydown
var skillFlags = reader.ReadByte();
IsFinalAfterSlashBlast = (skillFlags & 0x0) > 0;
IsShadowPartner = (skillFlags & 8) > 0;
IsSerialAttack = (skillFlags & 32) > 0;
var actionInfo = reader.ReadShort();
Action = actionInfo & 0x7FFF;
IsFacingLeft = (actionInfo >> 15 & 1) > 0;
_ = reader.ReadInt(); // action crc?
ActionType = reader.ReadByte();
ActionSpeed = reader.ReadByte();
ActionTime = reader.ReadInt();
Phase = reader.ReadInt(); // BattleMage?
for (var i = 0; i < MobCount; i++)
{
Mobs.Add(reader.Read(new ClientAttackMobInfo(DamagePerMob)));
}
_ = reader.ReadPoint2D(); // unk
// TODO grenade readpoint2d
}
public override async Task Handle(LoginStageUser user, IPacketReader packet)
{
var name = packet.ReadString();
var race = packet.ReadInt();
var subJob = packet.ReadShort();
var face = packet.ReadInt();
var hair = packet.ReadInt();
var hairColor = packet.ReadInt();
var skin = packet.ReadInt();
var coat = packet.ReadInt();
var pants = packet.ReadInt();
var shoes = packet.ReadInt();
var weapon = packet.ReadInt();
var gender = packet.ReadByte();
var result = LoginResultCode.Success;
var response = new UnstructuredOutgoingPacket(PacketSendOperations.CreateNewCharacterResult);
var world = await user.Stage.WorldTemplates.Retrieve((int)user.SelectedWorldID);
if (world.BlockCharCreation)
{
result = LoginResultCode.NotConnectableWorld;
}
var serverRequest = new DescribeServerByMetadataRequest();
serverRequest.Metadata.Add("Type", Enum.GetName(ServerStageType.Game));
serverRequest.Metadata.Add("WorldID", user.SelectedWorldID.ToString());
serverRequest.Metadata.Add("ChannelID", user.SelectedChannelID.ToString());
var server = (await user.Stage.ServerRegistry.DescribeByMetadata(serverRequest)).Servers.FirstOrDefault();
if (server == null)
{
result = LoginResultCode.NotConnectableWorld;
}
response.WriteByte((byte)result);
if (result == LoginResultCode.Success)
{
var character = new Character
{
AccountWorldID = user.AccountWorld.ID,
Name = name,
Job = 0, // TODO: race -> job
Face = face,
Hair = hair + hairColor,
Skin = (byte)skin,
Gender = gender,
FieldID = 310000000, // TODO: start maps
FieldPortal = 0,
SubJob = 0 // TODO: race -> subjob
};
var context = new ModifyMultiInventoryContext(character.Inventories, user.Stage.ItemTemplates);
context.Set(BodyPart.Clothes, coat);
context.Set(BodyPart.Shoes, shoes);
context.Set(BodyPart.Weapon, weapon);
if (pants > 0)
{
context.Set(BodyPart.Pants, pants);
}
await user.Stage.CharacterRepository.Insert(character);
user.Character = character;
user.Stage.Logger.LogDebug($"Created new {race} character: {name} (ID: {character.ID})");
response.WriteCharacterStats(character);
response.WriteCharacterLook(character);
response.WriteBool(false);
response.WriteBool(false);
}
else
{
response.WriteInt(0);
}
await user.Dispatch(response);
}
protected override async Task Handle(
GameStageUser stageUser,
IFieldObjUser controller,
IFieldObjMob controlled,
IPacketReader packet
)
{
if (controlled.HP <= 0)
{
return;
}
var mobCtrlSN = packet.ReadShort();
var v7 = packet.ReadByte(); //v85 = nDistance | 4 * (v184 | 2 * ((unsigned __int8)retaddr | 2 * v72)); [ CONFIRMED ]
var oldSplit = (v7 & 0xF0) != 0; //this is a type of CFieldSplit
var mobMoveStartResult = (v7 & 0xF) != 0;
var curSplit = packet.ReadByte();
var illegalVelocity = packet.ReadInt();
var v8 = packet.ReadByte();
var cheatedRandom = (v8 & 0xF0) != 0;
var cheatedCtrlMove = (v8 & 0xF) != 0;
var multiTargetForBall = packet.ReadInt();
for (var i = 0; i < multiTargetForBall; i++)
{
packet.ReadLong(); // int, int
}
var randTimeForAreaAttack = packet.ReadInt();
for (var i = 0; i < randTimeForAreaAttack; i++)
{
packet.ReadInt();
}
packet.ReadInt(); // HackedCode
packet.ReadInt(); // idk
packet.ReadInt(); // HackedCodeCrc
packet.ReadInt(); // idk
var path = packet.Read(new MovePath());
await controlled.Move(path);
var response = new UnstructuredOutgoingPacket(PacketSendOperations.MobCtrlAck);
response.WriteInt(controlled.ID);
response.WriteShort(mobCtrlSN);
response.WriteBool(mobMoveStartResult);
response.WriteShort((short)controlled.MP); // nMP
response.WriteByte(0); // SkillCommand
response.WriteByte(0); // SLV
await controller.Dispatch(response);
var movement = new UnstructuredOutgoingPacket(PacketSendOperations.MobMove);
movement.WriteInt(controlled.ID);
movement.WriteBool(false); // NotForceLandingWhenDiscard
movement.WriteBool(false); // NotChangeAction
movement.WriteBool(false); // NextAttackPossible
movement.WriteBool(false); // Left
movement.WriteInt(illegalVelocity);
movement.WriteInt(0); // MultiTargetForBall
movement.WriteInt(0); // RandTimeForAreaAttack
movement.Write(path);
await controlled.Field.Dispatch(controller, movement);
}
protected override void ReadData(IPacketReader reader)
{
_moveAction = (MoveActionType)reader.ReadByte();
_elapse = reader.ReadShort();
}
