//private Queue<byte[]> GetPackage(byte[] receiveByte)
//{
// List<byte> package =new List<byte>();
// var queePackage = new Queue<byte[]>();
// int msgLength;
// if (_prePartialReceiveByte != null && _prePartialReceiveByte.Length > 0)
// {
// package= package.Concat(_prePartialReceiveByte).ToList();
// }
// package = package.Concat(receiveByte).ToList();
// int rIndex = package.IndexOf(0x0A);
// if (rIndex == -1)//当前包也是同一个消息中的一部分
// {//处理断包问题
// if (_prePartialReceiveByte != null && _prePartialReceiveByte.Length > 0)
// {
// var temp = _prePartialReceiveByte.ToList();
// temp.AddRange(receiveByte);
// _prePartialReceiveByte = temp.ToArray();
// }
// else
// {
// _prePartialReceiveByte = receiveByte;
// }
// return queePackage;
// }
// if (package.Count >= 6) //包最小长度6,过滤掉0数据长度包
// {
// byte[] byts = package.GetRange(0, 4).ToArray();
// msgLength = BitConverter.ToInt32(byts,0);
// }
// else
// {
// _prePartialReceiveByte = null;
// return queePackage;
// }
// int takeLength = 0;
// while (takeLength < package.Count)
// {
// var takeBytes = package.Skip(takeLength + 4).Take(msgLength - 4).ToArray();
// takeLength += takeBytes.Length + 4;
// if (takeBytes.Length + 4 == msgLength && takeBytes[takeBytes.Length - 2] == 0x0D &&
// takeBytes[takeBytes.Length - 1] == 0x0A)
// {
// queePackage.Enqueue(takeBytes.Take(takeBytes.Length - 2).ToArray());
// }
// else break;
// var currindex = package.IndexOf(0x0A, takeLength);
// if (currindex > 0 && currindex + 1 < package.Count)
// {
// byte[] byts = package.GetRange(takeLength, 4).ToArray();
// msgLength = BitConverter.ToInt32(byts, 0);
// }
// else break;
// }
// if (takeLength < package.Count)
// {
// _prePartialReceiveByte = package.GetRange(takeLength, package.Count - takeLength).ToArray();
// }
// else
// {
// _prePartialReceiveByte = null;
// }
// return queePackage;
//}
#endregion
#region Send
/// <summary>
/// 发送字节数组，针对websocket协议本身就定义了前2，4，8字节为数据长度，所以不用加上自定义的数据帧长度了
/// </summary>
/// <param name="byteData"></param>
/// <param name="sendCallBack">发送数据当前回调</param>
public virtual void Send(byte[] byteData, Action <SocketConnection> sendCallBack = null)
{
try
{
#if DEBUG
LogMsg(ConnectSocket.LocalEndPoint.ToString(), ConnectSocket.RemoteEndPoint.ToString(), $"to {ConnectSocket.RemoteEndPoint} data [{BitConverter.ToString(byteData)}]\r\n");
#endif
Sktconfig?.BeforeSend?.Invoke(byteData, this);//发送之前的操作
var sendBytes = BitConverter.GetBytes(byteData.Length + 6).Concat(byteData).ToArray().Concat(new byte[] { 0x0D, 0x0A }).ToArray();
if (SocketConnectType == SocketConnectType.WebSocket)
{
long byteLength = byteData.Length;
byte[] header;
if (byteLength < 126)
{
header = new byte[] { 0x82, 0x00 };
Array.Copy(BitConverter.GetBytes((byte)byteLength & 0x7F), 0, header, 1, 1);
}
else if (byteLength <= ushort.MaxValue)
{
header = new byte[] { 0x82, 0x7E, 0x00, 0x00 };
var shortLength = Convert.ToUInt16(byteLength);
var b1 = Convert.ToByte(shortLength / 256);
var b2 = Convert.ToByte(shortLength % 256);
Array.Copy(new [] { b1, b2 }, 0, header, 2, 2);
}
else
{
header = new byte[] { 0x82, 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
Array.Copy(BitConverter.GetBytes(IPAddress.HostToNetworkOrder(byteLength)), 0, header, 2, 2);
}
sendBytes = header.Concat(byteData).ToArray();
sendBytes = new DataFrame(sendBytes).GetBytes();
}
ConnectSocket.BeginSend(sendBytes, 0, sendBytes.Length, 0, SendCallback, sendCallBack);
}
catch (SocketException sktex)
{
SocketException(ConnectSocket, sktex);
}
catch (Exception ex)
{
Exception(ex);
}
}
