/// <summary>
/// 触发客户端数据完成事件
/// </summary>
public void OnClientCommand(RoadGateFrame frame)
{
if (ClientCommand != null)
{
ClientCommand(frame);
}
}
/// <summary>
/// 线程工作函数
/// </summary>
protected override void WorkerRun()
{
try
{
RoadGateFrameCodec frameCodec = new RoadGateFrameCodec();
bool timeout = false;
//using(var timer = new Timer(_=>timeout=true,null,20000,Timeout.Infinite))
//{
while (isRun == true && timeout == false)
{
RoadGateFrame frame = frameCodec.ReceiveFrame(client);
if (frame != null)
{
System.Console.Write(frameCodec.FrameBuffer);
OnClientCommand(frame);
}
Thread.Sleep(0);
}
client.Close();
//}
}
catch (Exception e)
{
client.Close();
System.Console.Write(e.Message);
}
}
/// <summary>
/// 接收数据帧
/// </summary>
/// <param name="socket"></param>
/// <returns></returns>
public RoadGateFrame ReceiveFrame(Socket socket)
{
int len = socket.Available;
if (len > 0)//接收Socket数据
{
if (len + Length > FrameBuffer.Length)
{
len = FrameBuffer.Length - Length;
}
socket.Receive(FrameBuffer, len, SocketFlags.None);
Length = Length + len;
}
//缓存区中有数据,判断帧头
if (Length > RoadGateFrame.HeardLength)
{
if ((FrameBuffer[0] == (byte)RoadGateFrame.Heard && FrameBuffer[1] == (byte)(RoadGateFrame.Heard >> 8)) == false)
{
Remove(RoadGateFrame.HeardLength);//移除当前帧长
return(null);
}
}
//判断帧数据接收完成
if ((Length > RoadGateFrame.DataLengthIndex) == false)
{
return(null);
}
//
int datalen = FrameBuffer[RoadGateFrame.DataLengthIndex]; //数据长度
int framelen = RoadGateFrame.HeardLength + RoadGateFrame.DataLengthIndex + datalen + RoadGateFrame.endLength; //帧长度
//帧数据接收完成
if (Length >= framelen)
{
if (FrameBuffer[framelen - 1] == RoadGateFrame.End)//判断帧尾
{
//校验帧数据
if (CheckFrame(FrameBuffer, framelen) == FrameBuffer[framelen - 2])
{
RoadGateFrame frmae = Decode(FrameBuffer, framelen);
Remove(framelen);//移除当前帧长
return(frmae);
}
}
Remove(framelen);//移除当前帧长
}
return(null);
}
/// <summary>
/// 接收数据处理事件
/// </summary>
/// <param name="frame"></param>
void RoadGateClient_ClientCommand(RoadGateFrame frame)
{
switch (frame.cmdtype)
{
case 0:
break;
default:
break;
}
}
/// <summary>
/// 帧编码
/// </summary>
/// <param name="frame"></param>
/// <returns></returns>
public byte[] Encode(RoadGateFrame frame)
{
byte[] _byte;
using (MemoryStream mem = new MemoryStream())
{
BinaryWriter writer = new BinaryWriter(mem);
writer.Write(frame.heard);
writer.Write(frame.clientid);
writer.Write(frame.cmdcode);
writer.Write(frame.end);
_byte = mem.ToArray();
writer.Close();
}
return(EnEscape(_byte, _byte.Length));
}
/// <summary>
/// 帧解码
/// </summary>
/// <param name="array"></param>
/// <returns></returns>
public RoadGateFrame Decode(byte[] array, int len)
{
RoadGateFrame frame = new RoadGateFrame();
byte[] buffer = DeEscape(array, len);
using (MemoryStream mem = new MemoryStream(buffer))
{
BinaryReader reader = new BinaryReader(mem);
frame.heard = reader.ReadUInt16();
frame.length = reader.ReadByte();
frame.clientid = reader.ReadUInt16();
frame.cmdtype = reader.ReadByte();
frame.cmdcode = reader.ReadByte();
frame.datecount = reader.ReadByte();
frame.date = reader.ReadBytes(frame.datecount);
frame.check = reader.ReadByte();
frame.end = reader.ReadByte();
reader.Close();
}
return(frame);
}
