public void OnReceiveData(byte[] data, IPEndPoint iPEndPoint)
{
MemoryStream memoryStream = new MemoryStream(data);
PacketWithCrc packetWithCrc = new PacketWithCrc();
packetWithCrc.Deserialize(memoryStream);
memoryStream.Close();
if (crc32.IsDataCorrupted(packetWithCrc.data, packetWithCrc.crc))
{
UnityEngine.Debug.LogError("Received corrupted data from " + iPEndPoint);
return;
}
memoryStream = new MemoryStream(packetWithCrc.data);
PacketHeader packetHeader = new PacketHeader();
packetHeader.Deserialize(memoryStream);
if ((PacketType)packetHeader.packetTypeID == PacketType.User)
{
UserPacketHeader userPacketHeader = new UserPacketHeader();
userPacketHeader.Deserialize(memoryStream);
ReliablePacketHeader reliablePacketHeader = new ReliablePacketHeader();
reliablePacketHeader.Deserialize(memoryStream);
ProcessReliablePacketReceived(reliablePacketHeader);
InvokeCallback(userPacketHeader, memoryStream);
}
else
{
NetworkManager.Instance.OnReceivePacket(iPEndPoint, (PacketType)packetHeader.packetTypeID, memoryStream);
}
memoryStream.Close();
}
private void DeserializePacket(byte[] data, out MemoryStream stream, out PacketHeader packetHeader, ref UserPacketHeader userPacketHeader)
{
stream = new MemoryStream(data);
packetHeader = new PacketHeader();
packetHeader.Deserialize(stream);
if ((PacketType)packetHeader.packetType == PacketType.User)
{
userPacketHeader = new UserPacketHeader();
userPacketHeader.Deserialize(stream);
}
}
public void OnReceiveData(byte[] data, IPEndPoint endPoint)
{
// Debug.Log("data received" + endPoint);
PacketHeader header = new PacketHeader();
MemoryStream memoryStream = new MemoryStream(data);
header.Deserialize(memoryStream);
Debug.Log("Deserialize: " + header.type);
if (header.type == PacketType.User) // El packetype no es el correcto
{
Debug.Log("TyperHeaderAccepted");
UserPacketHeader userHeader = new UserPacketHeader();
userHeader.Deserialize(memoryStream);
ReceivingPacket.Invoke(userHeader.objectId, userHeader.userType, memoryStream);
}
else
{
ReceivingInternalPacket.Invoke(header.type, memoryStream, endPoint);
}
memoryStream.Close();
}
bool DeserializePacket(byte[] data, out MemoryStream memoryStream, out PacketHeader packetHeader,
ref UserPacketHeader userPacketHeader, ref ReliablePacketHeader reliablePacketHeader)
{
bool isFaultless;
PacketWrapper packetWrapper = new PacketWrapper();
memoryStream = new MemoryStream(data);
packetHeader = new PacketHeader();
packetWrapper.Deserialize(memoryStream);
memoryStream.Close();
isFaultless = crcCalculator.PerformCrcCheck(packetWrapper.PacketData, packetWrapper.Crc);
if (isFaultless)
{
memoryStream = new MemoryStream(packetWrapper.PacketData);
packetHeader.Deserialize(memoryStream);
if ((PacketType)packetHeader.PacketTypeIndex == PacketType.User)
{
userPacketHeader = new UserPacketHeader();
userPacketHeader.Deserialize(memoryStream);
if (userPacketHeader.Reliable)
{
reliablePacketHeader = new ReliablePacketHeader();
reliablePacketHeader.Deserialize(memoryStream);
}
}
}
return(isFaultless);
}
public void OnReceiveData(byte[] data, IPEndPoint ipEndpoint)
{
PacketHeader header = new PacketHeader();
MemoryStream stream = new MemoryStream(data);
header.Deserialize(stream);
if ((PacketType)header.packetType == PacketType.User)
{
UserPacketHeader userHeader = new UserPacketHeader();
userHeader.Deserialize(stream);
if (userHeader.senderId != ConnectionManager.Instance.clientId && onGamePacketReceived.ContainsKey(userHeader.objectId))
{
onGamePacketReceived[userHeader.objectId].Invoke(userHeader.packetId, userHeader.packetType, stream);
}
}
else
{
onInternalPacketReceived.Invoke(header.packetType, ipEndpoint, stream);
}
stream.Close();
}
public void OnReceiveData(byte[] data, IPEndPoint ipEndpoint)
{
PacketHeader header = new PacketHeader();//CheckSum: header para leer
MemoryStream stream = new MemoryStream(data);
BinaryReader binaryReader = new BinaryReader(stream);
int hash32 = binaryReader.ReadInt32(); //CheckSum: Se copia solamente el hash para verificar checksum
byte[] dataWithoutHash = new byte[data.Length - 4];
Array.Copy(data, 4, dataWithoutHash, 0, data.Length - 4);
if (testCheckSum)
{
if (UnityEngine.Random.Range(0f, 100f) < 1f)
{
for (int i = 0; i < dataWithoutHash.Length; i++)//CheckSum: trucheo la copia local para que de mal y salte checksum
{
if (dataWithoutHash[i] != 0)
{
dataWithoutHash[i] = 0;
}
}
}
}
int ourHash;
using (MD5 md5Hash = MD5.Create())
{
byte[] hash = md5Hash.ComputeHash(dataWithoutHash);
MemoryStream hashStream = new MemoryStream(hash);
BinaryReader hashReader = new BinaryReader(hashStream);
ourHash = hashReader.ReadInt32();
hashStream.Close(); //CheckSum: creo un hash igual y tienen que ser iguales para saber que el paquete no esta corrupto
}
if (hash32 == ourHash)//CheckSum: verifica si son iguales
{
bool reliability = binaryReader.ReadBoolean();
if (reliability)
{
if (testReliable)
{
if (Input.GetKey(KeyCode.A))
{
stream.Close();
return;
}
}
uint packageAcknowledge = binaryReader.ReadUInt32();//Si es reliability lee el ack del paquete
//este es el que recibo del otro
if (ConnectionManager.Instance.isServer)
{
Client client = ConnectionManager.Instance.clients[ConnectionManager.Instance.ipToId[ipEndpoint]];
client.acknowledgeChecker.RegisterPackageReceived(packageAcknowledge);
}
else
{
ConnectionManager.Instance.client.acknowledgeChecker.RegisterPackageReceived(packageAcknowledge);
}
bool hasAcknowledge = binaryReader.ReadBoolean();// el bool que verifica si habia ack
if (hasAcknowledge)
{
uint lastAcknowledge = binaryReader.ReadUInt32(); // el ultimo que llego siendo confirmado
uint prevAcknowledgeArray = binaryReader.ReadUInt32(); // el resto del array para verificar posicion en el mismo
if (ConnectionManager.Instance.isServer)
{
Client client = ConnectionManager.Instance.clients[ConnectionManager.Instance.ipToId[ipEndpoint]];
client.acknowledgeChecker.RegisterPackageReceived(packageAcknowledge);
client.acknowledgeChecker.ClearPackets(lastAcknowledge, prevAcknowledgeArray);// limpio los que ya llegaron para que los deje de spamear
}
else
{
ConnectionManager.Instance.client.acknowledgeChecker.RegisterPackageReceived(packageAcknowledge);
ConnectionManager.Instance.client.acknowledgeChecker.ClearPackets(lastAcknowledge, prevAcknowledgeArray);
}
}
}
header.Deserialize(stream);
if (header.packetType == PacketType.User)
{
while (stream.Length - stream.Position > 0)
{
UserPacketHeader userHeader = new UserPacketHeader();
userHeader.Deserialize(stream);
InvokeCallback(userHeader.objectId, userHeader.packetType, stream);
}
}
else
{
ConnectionManager.Instance.OnReceivePacket(ipEndpoint, header.packetType, stream);
}
}
stream.Close();
}
public void OnReceiveData(byte[] data, IPEndPoint ipEndpoint)
{
PacketHeader header = new PacketHeader();
MemoryStream stream = new MemoryStream(data);
BinaryReader binaryReader = new BinaryReader(stream);
int hash32 = binaryReader.ReadInt32();
byte[] dataWithoutHash = new byte[data.Length - 4];
Array.Copy(data, 4, dataWithoutHash, 0, data.Length - 4);
#if DEBUG_CHECKSUM
if (UnityEngine.Random.Range(0f, 100f) < 0.5f)
{
if (dataWithoutHash[0] != 0)
{
dataWithoutHash[0] = 0;
}
else
{
dataWithoutHash[0] = 1;
}
}
#endif
int ourHash;
using (MD5 md5Hash = MD5.Create()) {
byte[] hash = md5Hash.ComputeHash(dataWithoutHash);
MemoryStream hashStream = new MemoryStream(hash);
BinaryReader hashReader = new BinaryReader(hashStream);
ourHash = hashReader.ReadInt32();
hashStream.Close();
}
if (hash32 == ourHash)
{
bool reliability = binaryReader.ReadBoolean();
if (reliability)
{
#if DEBUG_RELIABLE
if (UnityEngine.Random.Range(0f, 100f) < 0.6f)
{
// if (Input.GetKey(KeyCode.A)) {
stream.Close();
return;
}
#endif
uint packageAck = binaryReader.ReadUInt32();
if (ConnectionManager.Instance.isServer)
{
Client client = ConnectionManager.Instance.clients[ConnectionManager.Instance.ipToId[ipEndpoint]];
client.ackChecker.RegisterPackageReceived(packageAck);
}
else
{
ConnectionManager.Instance.OwnClient.ackChecker.RegisterPackageReceived(packageAck);
}
bool hasAck = binaryReader.ReadBoolean();
if (hasAck)
{
uint lastAck = binaryReader.ReadUInt32();
uint prevAckArray = binaryReader.ReadUInt32();
if (ConnectionManager.Instance.isServer)
{
Client client = ConnectionManager.Instance.clients[ConnectionManager.Instance.ipToId[ipEndpoint]];
client.ackChecker.ClearPackets(lastAck, prevAckArray);
}
else
{
ConnectionManager.Instance.OwnClient.ackChecker.ClearPackets(lastAck, prevAckArray);
}
}
}
header.Deserialize(stream);
if (header.packetType == PacketType.User)
{
while (stream.Length - stream.Position > 0)
{
UserPacketHeader userHeader = new UserPacketHeader();
userHeader.Deserialize(stream);
InvokeCallback(userHeader.objectId, userHeader.packetType, stream);
}
}
else
{
ConnectionManager.Instance.OnReceivePacket(ipEndpoint, header.packetType, stream);
}
}
else
{
Debug.LogWarning("PACKAGE CORRUPTED");
}
stream.Close();
}
