public static void ReadCallback(IAsyncResult ar)
{
String content = String.Empty;
// Retrieve the state object and the handler socket
// from the asynchronous state object.
StateObject state = (StateObject)ar.AsyncState;
Socket handler = state.workSocket;
EtherHandler eh = (EtherHandler)Form.commHandler;
eh.CSocketHandler = handler;
try
{
if (handler != null)
{
if (handler.Connected)
{
// Read data from the client socket.
int bytesRead = handler.EndReceive(ar);
if (bytesRead > 0)
{
// There might be more data, so store the data received so far.
//state.sb.Append(Encoding.ASCII.GetString(
// state.buffer, 0, bytesRead));
// Check for end-of-file tag. If it is not there, read
// more data.
//string str = string.Empty;
int cnt = 0;
StringBuilder sb = new StringBuilder();
foreach (byte b in state.buffer)
{
sb.Append(string.Format("[" + "{0:x2}" + "]", b));
cnt++;
if (cnt == bytesRead)
{
break;
}
}
Form.Dispatcher.Invoke(() =>
{
//code 로 메시지 확인
switch (state.buffer[Frame.Code])
{
case Code.ACK:
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
break;
case Code.NACK:
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
//추후 재전송 로직 추가
break;
case Code.STATUS_RES: ///상태정보 수신
{
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
//ACK를 보내줌.
ProcItem item = null;
sndTab.MakeFrame(Code.ACK, out byte[] data, Form.comm, ref item);
Send(data);
}
break;
case Code.VIO_CONFIRM_REQ: ///위반확인요구 수신
{
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
//ACK를 보내줌.
//sndTab.MakeEtherFrame(Code.ACK, out byte[] data);
//Send(handler, data);
int nCopy = Marshal.SizeOf(typeof(PACKET_VIO_REQUEST));
byte[] _cpyArray = new byte[nCopy];
Array.Copy(state.buffer, Frame.Data, _cpyArray, 0, nCopy);
//위반확인응답을 보내줌.
PACKET_VIO_REQUEST pVioReq = (PACKET_VIO_REQUEST)PacketMethods.ByteToStructure(_cpyArray, typeof(PACKET_VIO_REQUEST));
if (pVioReq.imgStatus == 0x00)
{
recvTab.triggerStatus.Text = "정상";
}
else
{
recvTab.triggerStatus.Text = "비정상";
}
ProcItem pItem = new ProcItem((uint)sndTab.pcComboBox.SelectedIndex + 1);
pItem.seq = state.buffer[Frame.Seq];
pItem.vioNum = pVioReq.imagNum;
sndTab.procList.Add(pItem);
/// 영상번호 업데이트
recvTab.imageNum.Text = pVioReq.imagNum.ToString();
if (sndTab.syncMethod.SelectedIndex == 1)
{
int setByteOrder = sndTab.ByteOrder.SelectedIndex;
sndTab.VioNumber = pVioReq.imagNum;
byte[] cvtVioNum = BitConverter.GetBytes((short)sndTab.VioNumber);
if (setByteOrder == 1) // Big endian
{
cvtVioNum = cvtVioNum.Reverse().ToArray();
sndTab.VioNumber = BitConverter.ToInt16(cvtVioNum, 0);
}
}
//위반확인자동응답 체크 시 전송을 수행함.
if (othTab.autoVioSendCheck.IsChecked == true)
{
int maxLoop = sndTab.pcComboBox.SelectedIndex + 1;
uint saveProcNum = sndTab.ProcNumber1;
for (sndTab.cycleNum = 1; sndTab.cycleNum <= maxLoop; sndTab.cycleNum++)
{
if (othTab.cnfResTypeComboBox.SelectedIndex == 0)
{
if (sndTab.MakeFrame(Code.VIO_CONFIRM_RES, out byte[] data, ((MainWindow)System.Windows.Application.Current.MainWindow).comm, ref pItem) == true)
{
((MainWindow)System.Windows.Application.Current.MainWindow).SendData(data, data.Length);
}
}
else
{
//신규응답으로 보낸다.
if (sndTab.MakeFrame(Code.VIO_CONFIRM_RES_N, out byte[] data, ((MainWindow)System.Windows.Application.Current.MainWindow).comm, ref pItem) == true)
public static void ReadCallback(IAsyncResult ar)
{
String content = String.Empty;
// Retrieve the state object and the handler socket
// from the asynchronous state object.
StateObject state = (StateObject)ar.AsyncState;
Socket handler = state.workSocket;
Form.csocketHandler = handler;
try
{
if (handler != null)
{
if (handler.Connected)
{
// Read data from the client socket.
int bytesRead = handler.EndReceive(ar);
if (bytesRead > 0)
{
// There might be more data, so store the data received so far.
//state.sb.Append(Encoding.ASCII.GetString(
// state.buffer, 0, bytesRead));
// Check for end-of-file tag. If it is not there, read
// more data.
string str = string.Empty;
int cnt = 0;
foreach (byte b in state.buffer)
{
str += string.Format("[" + "{0:x2}" + "]", b);
cnt++;
if (cnt == bytesRead)
{
break;
}
}
Form.Dispatcher.Invoke(() =>
{
//code 로 메시지 확인
switch (state.buffer[Frame.Code])
{
case Code.ACK:
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
break;
case Code.NACK:
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
//추후 재전송 로직 추가
break;
case Code.STATUS_RES: ///상태정보 수신
{
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
//ACK를 보내줌.
sndTab.MakeEtherFrame(Code.ACK, out byte[] data);
Send(handler, data);
//Thread.Sleep(100);
//sndTab.MakeEtherFrame(Code.VIO_CONFIRM_RES, out byte[] data1);
//Send(handler, data1);
}
break;
case Code.VIO_CONFIRM_REQ: ///위반확인요구 수신
{
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
//ACK를 보내줌.
//sndTab.MakeEtherFrame(Code.ACK, out byte[] data);
//Send(handler, data);
int nCopy = Marshal.SizeOf(typeof(PACKET_VIO_REQUEST));
byte[] _cpyArray = new byte[nCopy];
Array.Copy(state.buffer, Frame.Data, _cpyArray, 0, nCopy);
//위반확인응답을 보내줌.
PACKET_VIO_REQUEST pVioReq = (PACKET_VIO_REQUEST)PacketMethods.ByteToStructure(_cpyArray, typeof(PACKET_VIO_REQUEST));
if (pVioReq.imgStatus == 0x00)
{
recvTab.triggerStatus.Text = "정상";
}
else
{
recvTab.triggerStatus.Text = "비정상";
}
ProcItem pItem = new ProcItem();
pItem.seq = state.buffer[Frame.Seq];
pItem.vioNum = pVioReq.imagNum;
sndTab.procList.Add(pItem);
/// 영상번호 업데이트
recvTab.imageNum.Text = pVioReq.imagNum.ToString();
if (sndTab.syncMethod.SelectedIndex == 1)
{
sndTab.VioNumber = pVioReq.imagNum;
}
//sndTab.MakeEtherFrame(Code.VIO_CONFIRM_RES, out byte[] data);
//Send(handler, data);
}
break;
case Code.PLATE_RECOG_NOTIFY:
{
recvTab.SeqNum = (int)state.buffer[Frame.Seq]; ///전송연번 업데이트
}
break;
default:
break;
}
}
);
try
{
Form.Dispatcher.Invoke(new UpdateTextDelegate(Form.DisplayText), recvTab.SocketRxList, str);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
if (content.IndexOf("<EOF>") > -1)
{
// All the data has been read from the
// client. Display it on the console.
Console.WriteLine("Read {0} bytes from socket. \n Data : {1}",
content.Length, content);
// Echo the data back to the client.
Send(handler, content);
}
else
{
// Not all data received. Get more.
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0,
new AsyncCallback(ReadCallback), state);
}
}
else
{
//소켓을 끊을 때.
handler.Shutdown(SocketShutdown.Both);
handler.Close();
try
{
Form.Dispatcher.Invoke(new UpdateTextDelegate(Form.DisplayText), recvTab.SocketRxList, "클라이언트 연결 끊김!!");
if (Form.runServer == false)
{
Form.Dispatcher.Invoke(new UpdateButtonTextDelegate(Form.UpdateButtonText), "서버 시작");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
}
else
{
handler.Shutdown(SocketShutdown.Both);
handler.Close();
Form.Dispatcher.Invoke(new UpdateTextDelegate(Form.DisplayText), recvTab.SocketRxList, "강제로 소켓 끊김");
Form.Dispatcher.Invoke(new UpdateButtonTextDelegate(Form.UpdateButtonText), "서버 시작");
}
}
else
{
Form.Dispatcher.Invoke(new UpdateTextDelegate(Form.DisplayText), recvTab.SocketRxList, "Client 소켓이 유효하지 않음");
}
}
catch (Exception e)
{
if (Form.runServer == false)
{
//사람이 서버를 종료한 경우에 한하여 버튼을 바꾼다.
Form.Dispatcher.Invoke(new UpdateButtonTextDelegate(Form.UpdateButtonText), "서버 시작");
}
Form.Dispatcher.Invoke(new UpdateTextDelegate(Form.DisplayText), recvTab.SocketRxList, "소켓 종료됨");
//Form.Dispatcher.Invoke(new UpdateTextDelegate(Form.DisplayText), Form.SocketRxList, e.Message);
}
}
void Serial_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
int len = commHandler.Read(dataBuf.buff, dataBuf.buffLen, dataBuf.buff.Length);
dataBuf.buffLen += len;
if (dataBuf.buffLen <= frameHeader.MinFrameLen)
{
return;
}
if (dataBuf.buff[dataBuf.buffLen - 2] != Protocols.ETX || dataBuf.buff[dataBuf.buffLen - 3] != Protocols.DLE)
{
return;
}
if (dataBuf.buffLen >= 1024)
{
dataBuf.reset();
}
Array.Copy(dataBuf.buff, 0, recvBuff.buff, recvBuff.buffLen, dataBuf.buffLen);
recvBuff.buffLen += dataBuf.buffLen;
dataBuf.reset();
SerialRecvDelegate srdel = delegate()
{
byte[] array = new byte[256];
string str = string.Empty;
StringBuilder sb = new StringBuilder();
bool findFrame = false;
while (recvBuff.buffLen > 0)
{
findFrame = false;
sb.Clear();
for (int i = frameHeader.MinFrameLen - 1; i < recvBuff.buffLen; i++)
{
if (recvBuff.buff[i - 1] == Protocols.ETX && recvBuff.buff[i - 2] == Protocols.DLE)
{
frameBuf.buffLen = i + 1;
Array.Copy(recvBuff.buff, 0, frameBuf.buff, 0, frameBuf.buffLen);
findFrame = true;
break;
}
}
if (findFrame == false)
{
return;
}
byte revBcc = frameBuf.buff[frameBuf.buffLen - 1]; //BCC 저장
Array.Copy(frameBuf.buff, 2, array, 0, frameBuf.buffLen - 5); // DLE STX ~ DLE ETX BCC 를 뺌.
int validSize = DelDLE(ref array, frameBuf.buffLen - 5);
Array.Copy(array, 0, recvBuff.buff, frameHeader.LenPos, validSize);
byte[] bccData = new byte[validSize - 1]; //LEN이 빠진 데이터 길이.
Array.Copy(array, 1, bccData, 0, bccData.Length);
byte calBcc = MainWindow.CalBCC(bccData, bccData.Length);
if (revBcc != calBcc)
{
frameBuf.reset(); //BCC 오류
Array.Clear(frameBuf.buff, 0, frameBuf.buff.Length);
sb.Append("BCC 오류");
return;
}
else
{
//frameBuf.buffLen = 5 + validSize;
frameBuf.buff[frameBuf.buffLen - 3] = Protocols.DLE;
frameBuf.buff[frameBuf.buffLen - 2] = Protocols.ETX;
frameBuf.buff[frameBuf.buffLen - 1] = revBcc;
}
switch (frameBuf.buff[frameHeader.CodePos])
{
case Code.ACK:
recvTab.SeqNum = (int)frameBuf.buff[frameHeader.SeqPos]; ///전송연번 업데이트
break;
case Code.NACK:
recvTab.SeqNum = (int)frameBuf.buff[frameHeader.SeqPos]; ///전송연번 업데이트
//추후 재전송 로직 추가
break;
case Code.STATUS_RES: ///상태정보 수신
{
recvTab.SeqNum = (int)frameBuf.buff[frameHeader.SeqPos]; ///전송연번 업데이트
//ACK를 보내줌.
ProcItem item = null;
sndTab.MakeFrame(Code.ACK, out byte[] data, comm, ref item);
data[frameHeader.SeqPos] = frameBuf.buff[frameHeader.SeqPos];
//commHandler.Send(data,data.Length);
MainWindow.Send(data);
}
break;
case Code.VIO_CONFIRM_REQ: ///위반확인요구 수신
{
ProcItem item = null;
recvTab.SeqNum = (int)frameBuf.buff[frameHeader.SeqPos]; ///전송연번 업데이트
sndTab.MakeFrame(Code.ACK, out byte[] data, comm, ref item);
data[frameHeader.SeqPos] = frameBuf.buff[frameHeader.SeqPos];
//commHandler.Send(data, data.Length);
MainWindow.Send(data);
//ACK를 보내줌.
int nCopy = Marshal.SizeOf(typeof(PACKET_VIO_REQUEST));
byte[] _cpyArray = new byte[nCopy];
Array.Copy(frameBuf.buff, 5, _cpyArray, 0, nCopy);
//위반확인응답을 보내줌.
PACKET_VIO_REQUEST pVioReq = (PACKET_VIO_REQUEST)PacketMethods.ByteToStructure(_cpyArray, typeof(PACKET_VIO_REQUEST));
if (pVioReq.imgStatus == 0x00)
{
recvTab.triggerStatus.Text = "정상";
}
else
{
recvTab.triggerStatus.Text = "비정상";
}
ProcItem pItem = new ProcItem((uint)sndTab.pcComboBox.SelectedIndex + 1);
pItem.seq = frameBuf.buff[frameHeader.SeqPos];
pItem.vioNum = pVioReq.imagNum;
sndTab.procList.Add(pItem);
/// 영상번호 업데이트
recvTab.imageNum.Text = pVioReq.imagNum.ToString();
if (sndTab.syncMethod.SelectedIndex == 1)
{
sndTab.VioNumber = pVioReq.imagNum;
}
//위반확인자동응답 체크 시 전송을 수행함.
if (othTab.autoVioSendCheck.IsChecked == true)
{
int maxLoop = sndTab.pcComboBox.SelectedIndex + 1;
uint saveProcNum = sndTab.ProcNumber1;
for (sndTab.cycleNum = 1; sndTab.cycleNum <= maxLoop; sndTab.cycleNum++)
{
if (othTab.cnfResTypeComboBox.SelectedIndex == 0)
{
if (sndTab.MakeFrame(Code.VIO_CONFIRM_RES, out byte[] auto_data, ((MainWindow)System.Windows.Application.Current.MainWindow).comm, ref pItem) == true)
{
((MainWindow)System.Windows.Application.Current.MainWindow).SendData(auto_data, auto_data.Length);
}
}