/// <summary>
/// Gets a SHA256 hash of parts of the NetworkingConfiguration instance
/// </summary>
/// <param name="cache"></param>
/// <returns></returns>
public ulong GetConfig(bool cache = true)
{
if (ConfigHash != null && cache)
{
return(ConfigHash.Value);
}
Sort();
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed(ProtocolVersion);
writer.WriteString(MLAPIConstants.MLAPI_PROTOCOL_VERSION);
for (int i = 0; i < Channels.Count; i++)
{
writer.WriteString(Channels[i].Name);
writer.WriteByte((byte)Channels[i].Type);
}
if (EnableSceneSwitching)
{
for (int i = 0; i < RegisteredScenes.Count; i++)
{
writer.WriteString(RegisteredScenes[i]);
}
}
if (HandleObjectSpawning && ForceSamePrefabs)
{
List <NetworkedPrefab> sortedPrefabList = NetworkedPrefabs.OrderBy(x => x.hash).ToList();
for (int i = 0; i < sortedPrefabList.Count; i++)
{
writer.WriteUInt64Packed(sortedPrefabList[i].hash);
}
}
writer.WriteBool(ForceSamePrefabs);
writer.WriteBool(HandleObjectSpawning);
writer.WriteBool(EnableEncryption);
writer.WriteBool(EnableSceneSwitching);
writer.WriteBool(SignKeyExchange);
writer.WriteBits((byte)RpcHashSize, 3);
writer.WriteBits((byte)PrefabHashSize, 3);
stream.PadStream();
if (cache)
{
ConfigHash = stream.ToArray().GetStableHash64();
return(ConfigHash.Value);
}
return(stream.ToArray().GetStableHash64());
}
}
}
/// <summary>
/// Returns a base64 encoded version of the config
/// </summary>
/// <returns></returns>
public string ToBase64()
{
NetworkConfig config = this;
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed(config.ProtocolVersion);
writer.WriteBits((byte)config.Transport, 5);
writer.WriteUInt16Packed((ushort)config.Channels.Count);
for (int i = 0; i < config.Channels.Count; i++)
{
writer.WriteString(config.Channels[i].Name);
writer.WriteBits((byte)config.Channels[i].Type, 5);
}
writer.WriteUInt16Packed((ushort)config.RegisteredScenes.Count);
for (int i = 0; i < config.RegisteredScenes.Count; i++)
{
writer.WriteString(config.RegisteredScenes[i]);
}
writer.WriteUInt16Packed((ushort)config.NetworkedPrefabs.Count);
for (int i = 0; i < config.NetworkedPrefabs.Count; i++)
{
writer.WriteBool(config.NetworkedPrefabs[i].playerPrefab);
writer.WriteString(config.NetworkedPrefabs[i].name);
}
writer.WriteInt32Packed(config.MessageBufferSize);
writer.WriteInt32Packed(config.ReceiveTickrate);
writer.WriteInt32Packed(config.MaxReceiveEventsPerTickRate);
writer.WriteInt32Packed(config.SendTickrate);
writer.WriteInt32Packed(config.EventTickrate);
writer.WriteInt32Packed(config.MaxConnections);
writer.WriteInt32Packed(config.ConnectPort);
writer.WriteString(config.ConnectAddress);
writer.WriteInt32Packed(config.ClientConnectionBufferTimeout);
writer.WriteBool(config.ConnectionApproval);
writer.WriteInt32Packed(config.SecondsHistory);
writer.WriteBool(config.HandleObjectSpawning);
writer.WriteBool(config.EnableEncryption);
writer.WriteBool(config.SignKeyExchange);
writer.WriteBool(config.EnableSceneSwitching);
writer.WriteInt32Packed(config.LoadSceneTimeOut);
writer.WriteBool(config.EnableTimeResync);
writer.WriteBits((byte)config.RpcHashSize, 3);
stream.PadStream();
return(Convert.ToBase64String(stream.ToArray()));
}
}
}
/// <summary>
/// Returns a base64 encoded version of the config
/// </summary>
/// <returns></returns>
public string ToBase64()
{
NetworkConfig config = this;
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteString(config.protocalVersion);
writer.WriteInt32Packed(config.receiveTickrate);
writer.WriteInt32Packed(config.maxReceiveEventsPerTickRate);
writer.WriteInt32Packed(config.eventTickrate);
writer.WriteInt32Packed(config.clientConnectionBufferTimeout);
writer.WriteInt32Packed(config.secondsHistory);
writer.WriteBool(config.enableTimeResync);
writer.WriteBool(config.ensureNetworkedVarLengthSafety);
writer.WriteBits((byte)config.rpcHashSize, 3);
writer.WriteBool(recycleNetworkIDs);
writer.WriteSinglePacked(networkIDRecycleDelay);
writer.WriteBool(enableNetworkedVar);
writer.WriteBool(clientSendSceneEvents);
writer.WriteBool(serverSendSceneEvents);
stream.PadStream();
return Convert.ToBase64String(stream.ToArray());
}
}
}
/// <summary>
/// Gets a SHA256 hash of parts of the NetworkingConfiguration instance
/// </summary>
/// <param name="cache"></param>
/// <returns></returns>
public ulong GetConfig(bool cache = true)
{
if (ConfigHash != null && cache)
return ConfigHash.Value;
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteString(protocalVersion);
writer.WriteBool(enableNetworkedVar);
writer.WriteBool(ensureNetworkedVarLengthSafety);
writer.WriteBits((byte)rpcHashSize, 3);
stream.PadStream();
if (cache)
{
ConfigHash = stream.ToArray().GetStableHash64();
return ConfigHash.Value;
}
return stream.ToArray().GetStableHash64();
}
}
}
/// <inheritdoc />
public void WriteDelta(Stream stream)
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed((ushort)dirtyEvents.Count);
for (int i = 0; i < dirtyEvents.Count; i++)
{
writer.WriteBits((byte)dirtyEvents[i].eventType, 2);
switch (dirtyEvents[i].eventType)
{
case NetworkedSetEvent <T> .EventType.Add:
{
writer.WriteObjectPacked(dirtyEvents[i].value); //BOX
}
break;
case NetworkedSetEvent <T> .EventType.Remove:
{
writer.WriteObjectPacked(dirtyEvents[i].value); //BOX
}
break;
case NetworkedSetEvent <T> .EventType.Clear:
{
//Nothing has to be written
}
break;
}
}
}
}
internal static BitStream WrapMessage(byte messageType, ulong clientID, BitStream messageBody, SecuritySendFlags flags)
{
try
{
bool encrypted = ((flags & SecuritySendFlags.Encrypted) == SecuritySendFlags.Encrypted) && false; //NetworkManager.Get().NetworkConfig.EnableEncryption;
bool authenticated = (flags & SecuritySendFlags.Authenticated) == SecuritySendFlags.Authenticated && false; //NetworkManager.Get().NetworkConfig.EnableEncryption;
PooledBitStream outStream = PooledBitStream.Get();
using (PooledBitWriter outWriter = PooledBitWriter.Get(outStream))
{
outWriter.WriteBit(encrypted);
outWriter.WriteBit(authenticated);
outWriter.WriteBits(messageType, 6);
outStream.Write(messageBody.GetBuffer(), 0, (int)messageBody.Length);
}
return(outStream);
}
catch (Exception e)
{
Debug.LogError("Error while wrapping headers");
Debug.LogError(e.ToString());
return(null);
}
}
/// <summary>
/// Gets a SHA256 hash of parts of the NetworkingConfiguration instance
/// </summary>
/// <param name="cache"></param>
/// <returns></returns>
public ulong GetConfig(bool cache = true)
{
if (ConfigHash != null && cache)
{
return(ConfigHash.Value);
}
Sort();
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed(ProtocolVersion);
writer.WriteString(MLAPIConstants.MLAPI_PROTOCOL_VERSION);
for (int i = 0; i < Channels.Count; i++)
{
writer.WriteString(Channels[i].Name);
writer.WriteByte((byte)Channels[i].Type);
}
if (EnableSceneSwitching)
{
for (int i = 0; i < RegisteredScenes.Count; i++)
{
writer.WriteString(RegisteredScenes[i]);
}
}
if (HandleObjectSpawning && RequireNetworkedPrefabsAreSyncronized)
{
for (int i = 0; i < NetworkedPrefabs.Count; i++)
{
writer.WriteString(NetworkedPrefabs[i].name);
}
}
writer.WriteBool(HandleObjectSpawning);
writer.WriteBool(EnableEncryption);
writer.WriteBool(EnableSceneSwitching);
writer.WriteBool(SignKeyExchange);
writer.WriteBits((byte)AttributeMessageMode, 3);
// Returns a 160 bit / 20 byte / 5 int checksum of the config
if (cache)
{
ConfigHash = stream.ToArray().GetStableHash64();
return(ConfigHash.Value);
}
return(stream.ToArray().GetStableHash64());
}
}
}
/// <inheritdoc />
public void WriteDelta(Stream stream)
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed((ushort)dirtyEvents.Count);
for (int i = 0; i < dirtyEvents.Count; i++)
{
writer.WriteBits((byte)dirtyEvents[i].eventType, 3);
switch (dirtyEvents[i].eventType)
{
//F**k me these signatures are proper aids
case NetworkedListEvent <T> .EventType.Add:
{
writer.WriteObjectPacked(dirtyEvents[i].value); //BOX
}
break;
case NetworkedListEvent <T> .EventType.Insert:
{
writer.WriteInt32Packed(dirtyEvents[i].index);
writer.WriteObjectPacked(dirtyEvents[i].value); //BOX
}
break;
case NetworkedListEvent <T> .EventType.Remove:
{
writer.WriteObjectPacked(dirtyEvents[i].value); //BOX
}
break;
case NetworkedListEvent <T> .EventType.RemoveAt:
{
writer.WriteInt32Packed(dirtyEvents[i].index);
}
break;
case NetworkedListEvent <T> .EventType.Value:
{
writer.WriteInt32Packed(dirtyEvents[i].index);
writer.WriteObjectPacked(dirtyEvents[i].value); //BOX
}
break;
case NetworkedListEvent <T> .EventType.Clear:
{
//Nothing has to be written
}
break;
}
}
}
}
/// <summary>
/// Gets a SHA256 hash of parts of the NetworkingConfiguration instance
/// </summary>
/// <param name="cache"></param>
/// <returns></returns>
public ulong GetConfig(bool cache = true)
{
if (ConfigHash != null && cache)
{
return(ConfigHash.Value);
}
Sort();
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed(ProtocolVersion);
writer.WriteString(MLAPIConstants.MLAPI_PROTOCOL_VERSION);
if (EnableSceneManagement && !AllowRuntimeSceneChanges)
{
for (int i = 0; i < RegisteredScenes.Count; i++)
{
writer.WriteString(RegisteredScenes[i]);
}
}
if (ForceSamePrefabs)
{
List <NetworkedPrefab> sortedPrefabList = NetworkedPrefabs.OrderBy(x => x.Hash).ToList();
for (int i = 0; i < sortedPrefabList.Count; i++)
{
writer.WriteUInt64Packed(sortedPrefabList[i].Hash);
}
}
writer.WriteBool(EnableNetworkedVar);
writer.WriteBool(ForceSamePrefabs);
writer.WriteBool(UsePrefabSync);
writer.WriteBool(EnableSceneManagement);
writer.WriteBool(EnsureNetworkedVarLengthSafety);
writer.WriteBool(EnableEncryption);
writer.WriteBool(SignKeyExchange);
writer.WriteBits((byte)RpcHashSize, 2);
stream.PadStream();
if (cache)
{
ConfigHash = stream.ToArray().GetStableHash64();
return(ConfigHash.Value);
}
return(stream.ToArray().GetStableHash64());
}
}
}
/// <inheritdoc />
public void WriteDelta(Stream stream)
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed((ushort)dirtyEvents.Count);
for (int i = 0; i < dirtyEvents.Count; i++)
{
writer.WriteBits((byte)dirtyEvents[i].eventType, 3);
switch (dirtyEvents[i].eventType)
{
case NetworkedDictionaryEvent <TKey, TValue> .NetworkedListEventType.Add:
{
writer.WriteObjectPacked(dirtyEvents[i].key);
writer.WriteObjectPacked(dirtyEvents[i].value);
}
break;
case NetworkedDictionaryEvent <TKey, TValue> .NetworkedListEventType.Remove:
{
writer.WriteObjectPacked(dirtyEvents[i].key);
}
break;
case NetworkedDictionaryEvent <TKey, TValue> .NetworkedListEventType.RemovePair:
{
writer.WriteObjectPacked(dirtyEvents[i].key);
writer.WriteObjectPacked(dirtyEvents[i].value);
}
break;
case NetworkedDictionaryEvent <TKey, TValue> .NetworkedListEventType.Clear:
{
//write nothing
}
break;
case NetworkedDictionaryEvent <TKey, TValue> .NetworkedListEventType.Value:
{
writer.WriteObjectPacked(dirtyEvents[i].key);
writer.WriteObjectPacked(dirtyEvents[i].value);
}
break;
default:
break;
}
}
}
}
/// <summary>
/// Returns a base64 encoded version of the config
/// </summary>
/// <returns></returns>
public string ToBase64()
{
NetworkConfig config = this;
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed(config.ProtocolVersion);
writer.WriteUInt16Packed((ushort)config.RegisteredScenes.Count);
for (int i = 0; i < config.RegisteredScenes.Count; i++)
{
writer.WriteString(config.RegisteredScenes[i]);
}
writer.WriteInt32Packed(config.ServerTargetFramerate);
writer.WriteInt32Packed(config.NetworkedTransformTickrate);
writer.WriteInt32Packed(config.ClientCommandTickrate);
writer.WriteInt32Packed(config.MaxReceiveEventsPerTickRate);
writer.WriteInt32Packed(config.LagCompensationTickRate);
writer.WriteInt32Packed(config.EventTickrate);
writer.WriteInt32Packed(config.ClientConnectionBufferTimeout);
writer.WriteBool(config.ConnectionApproval);
writer.WriteInt32Packed(config.SecondsHistory);
writer.WriteBool(config.EnableEncryption);
writer.WriteBool(config.SignKeyExchange);
writer.WriteInt32Packed(config.LoadSceneTimeOut);
writer.WriteBool(config.EnableTimeResync);
writer.WriteBool(config.EnsureNetworkedVarLengthSafety);
writer.WriteBits((byte)config.RpcHashSize, 2);
writer.WriteBool(ForceSamePrefabs);
writer.WriteBool(UsePrefabSync);
writer.WriteBool(EnableSceneManagement);
writer.WriteBool(RecycleNetworkIds);
writer.WriteSinglePacked(NetworkIdRecycleDelay);
writer.WriteBool(EnableNetworkedVar);
writer.WriteBool(AllowRuntimeSceneChanges);
writer.WriteBool(EnableNetworkLogs);
stream.PadStream();
return(Convert.ToBase64String(stream.ToArray()));
}
}
}
/// <summary>
/// Returns a base64 encoded version of the config
/// </summary>
/// <returns></returns>
public string ToBase64()
{
NetworkConfig config = this;
using (PooledBitStream stream = PooledBitStream.Get())
{
using (PooledBitWriter writer = PooledBitWriter.Get(stream))
{
writer.WriteUInt16Packed(config.ProtocolVersion);
writer.WriteUInt16Packed((ushort)config.RegisteredScenes.Count);
for (int i = 0; i < config.RegisteredScenes.Count; i++)
{
writer.WriteString(config.RegisteredScenes[i]);
}
writer.WriteInt32Packed(config.ReceiveTickrate);
writer.WriteInt32Packed(config.MaxReceiveEventsPerTickRate);
writer.WriteInt32Packed(config.SendTickrate);
writer.WriteInt32Packed(config.EventTickrate);
writer.WriteInt32Packed(config.ClientConnectionBufferTimeout);
writer.WriteBool(config.ConnectionApproval);
writer.WriteInt32Packed(config.SecondsHistory);
writer.WriteBool(config.EnableEncryption);
writer.WriteBool(config.SignKeyExchange);
writer.WriteInt32Packed(config.LoadSceneTimeOut);
writer.WriteBool(config.EnableTimeResync);
writer.WriteBits((byte)config.RpcHashSize, 3);
writer.WriteBool(ForceSamePrefabs);
writer.WriteBool(UsePrefabSync);
writer.WriteBool(EnableNetworkedVar);
stream.PadStream();
return(Convert.ToBase64String(stream.ToArray()));
}
}
}
internal static BitStream WrapMessage(byte messageType, uint clientId, BitStream messageBody, SecuritySendFlags flags)
{
try
{
bool encrypted = ((flags & SecuritySendFlags.Encrypted) == SecuritySendFlags.Encrypted) && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;
bool authenticated = (flags & SecuritySendFlags.Authenticated) == SecuritySendFlags.Authenticated && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;
PooledBitStream outStream = PooledBitStream.Get();
using (PooledBitWriter outWriter = PooledBitWriter.Get(outStream))
{
outWriter.WriteBit(encrypted);
outWriter.WriteBit(authenticated);
#if !DISABLE_CRYPTOGRAPHY
if (authenticated || encrypted)
{
outWriter.WritePadBits();
long hmacWritePos = outStream.Position;
if (authenticated)
{
outStream.Write(HMAC_PLACEHOLDER, 0, HMAC_PLACEHOLDER.Length);
}
if (encrypted)
{
using (RijndaelManaged rijndael = new RijndaelManaged())
{
rijndael.GenerateIV();
rijndael.Padding = PaddingMode.PKCS7;
byte[] key = NetworkingManager.Singleton.IsServer ? CryptographyHelper.GetClientKey(clientId) : CryptographyHelper.GetServerKey();
if (key == null)
{
if (LogHelper.CurrentLogLevel <= LogLevel.Error)
{
LogHelper.LogError("Failed to grab key");
}
return(null);
}
rijndael.Key = key;
outStream.Write(rijndael.IV);
using (CryptoStream encryptionStream = new CryptoStream(outStream, rijndael.CreateEncryptor(), CryptoStreamMode.Write))
{
encryptionStream.WriteByte(messageType);
encryptionStream.Write(messageBody.GetBuffer(), 0, (int)messageBody.Length);
}
}
}
else
{
outStream.WriteByte(messageType);
outStream.Write(messageBody.GetBuffer(), 0, (int)messageBody.Length);
}
if (authenticated)
{
byte[] key = NetworkingManager.Singleton.IsServer ? CryptographyHelper.GetClientKey(clientId) : CryptographyHelper.GetServerKey();
if (key == null)
{
if (LogHelper.CurrentLogLevel <= LogLevel.Error)
{
LogHelper.LogError("Failed to grab key");
}
return(null);
}
using (HMACSHA256 hmac = new HMACSHA256(key))
{
byte[] computedHmac = hmac.ComputeHash(outStream.GetBuffer(), 0, (int)outStream.Length);
outStream.Position = hmacWritePos;
outStream.Write(computedHmac, 0, computedHmac.Length);
}
}
}
else
{
#endif
outWriter.WriteBits(messageType, 6);
outStream.Write(messageBody.GetBuffer(), 0, (int)messageBody.Length);
#if !DISABLE_CRYPTOGRAPHY
}
#endif
}
return(outStream);
}
catch (Exception e)
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogError("Error while wrapping headers");
}
if (LogHelper.CurrentLogLevel <= LogLevel.Error)
{
LogHelper.LogError(e.ToString());
}
return(null);
}
}
