private bool ProcessPacket(UserTokenEventArgs userToken)
{
if (userToken.ClientType != ClientType.WebSocket)//第一次进来握手操作
{
byte[] recvMsg = userToken.ResvBufferManager.GetCopyBuffer();
WebSocketHandshake handshake = new WebSocketHandshake(recvMsg);
if (handshake.IsWebSocket)
{
userToken.UserSocket.Send(Encoding.UTF8.GetBytes(handshake.Response));
userToken.ResvBufferManager.Reset();
userToken.ClientType = ClientType.WebSocket;
}
handshake = null;
return(true);
}
if (userToken.ClientType == ClientType.WebSocket)
{
#region 处理WebSocket
try
{
if (userToken.ResvBufferManager.Length % this.receiveBufferSize == 0) //客户端一次发送的数据大于服务端缓冲区
{
return(true);
}
if (userToken.ResvBufferManager.Length >= 1024 * 120)
{
this.RaiseErrorEvent(userToken, new Exception("WebSocket暂不能解析大于120K的单个包"));
return(false);
}
while (userToken.ResvBufferManager.Length != 0)
{
int clearCount = 0;
DataFrame dr = new DataFrame(userToken.ResvBufferManager.Buffer, ref clearCount);
if (dr.Header.OpCode == OpCode.Close)
{
this.RaiseErrorEvent(userToken, new Exception("33333333333用户主动断开"));
return(false);
}
if (dr.Header.OpCode == OpCode.Binary)
{
#region 正常解析为二进制
MessageHeader header = new MessageHeader();
header.ProccessHeader(dr.BinaryContent);
if (header.MessageId > UInt16.MaxValue || header.MessageId < 0 || header.PacketLength > this.maxPacketLength | userToken.ResvBufferManager.Length > this.maxPacketLength)
{
this.RaiseErrorEvent(userToken, new Exception("解析消息类型错误|包长度超过最大长度"));
return(false);
}
if (userToken.ResvBufferManager.Length < header.PacketLength + clearCount)//包不足够的情况
{
return(true);
}
byte[] content = BytesHelper.CopyArrayData(dr.BinaryContent, header.Length, dr.BinaryContent.Length - header.Length);
NetMessage netMessage = new NetMessage(header, content);
userToken.NetMessage = netMessage;
//userToken.ResvBufferManager.SetOffset(header.Length-1);
if (this.customizeHander != null)
{
customizeHander.HandleInformation(userToken);
//customizeHander.HandleInformation(userToken, userToken.ConnectedId, netMessage.Header.MessageId, content);
}
userToken.ResvBufferManager.Clear(header.PacketLength + clearCount);
#endregion
}
else
{
this.RaiseErrorEvent(userToken, new Exception("WebScoket未能正确解析包 OP代码" + dr.Header.OpCode));
userToken.ResvBufferManager.Reset();
return(true);
}
}
}
catch (Exception ex)
{
this.RaiseErrorEvent(userToken, new Exception("处理WebSocket包出现异常:" + ex.ToString()));
return(false);
}
#endregion
}
if (userToken.ClientType == ClientType.DotNET)//继续处理其他平台
{
//string userId = userToken.UserSocket.RemoteEndPoint.ToString();
}
return(true);
}
