private static void ReceiveCallback(StateObject state)
{
if (state.bufferLen == -1)
{
status = true;
return;
}
else if (state.bufferLen == -2)
{
// 断开连接
status = false;
return;
}
byte[] readBytes = new byte[state.bufferLen];
Array.Copy(state.buffer, readBytes, state.bufferLen);
int readLength = state.bufferLen;
if (currentState == null)
{
return;
}
int currentFlag = currentState.oprFlag;
if (currentFlag == 0)
{
if (readLength < 0x07)
{
status = false;
goto __END__;
}
//status = true;
session[0] = readBytes[4];
session[1] = readBytes[5];
session[2] = readBytes[6];
session[3] = readBytes[7];
OpenCIM();
}
else if (currentFlag == 1)
{
status = true;
ottd[0] = readBytes[44];
ottd[1] = readBytes[45];
ottd[2] = readBytes[46];
ottd[3] = readBytes[47];
}
else if (currentFlag == 2)
{
if (readLength < 61 || readBytes[48] != 0 || readBytes[49] != 0)
{
status = false;
goto __END__;
}
status = true;
int nType = readBytes[59];
nType = (nType << 8);
nType += readBytes[58];
AbDataType dt = (AbDataType)nType;
byte[] data = new byte[readLength - 60];
Array.Copy(readBytes, 60, data, 0, readLength - 60);
readCallback(data, readLength - 60, dt, currentState.idxFlag);
readDone.Set();
}
else if (currentFlag == 3)
{
if (readLength < 58 || readBytes[48] != 0 || readBytes[49] != 0)
{
status = false;
goto __END__;
}
status = true;
writeDone.Reset();
}
else if (currentFlag == 4)
{
status = false;
UnRegisterSession();
}
else if (currentFlag == 5)
{
status = false;
client.Close();
}
__END__:
trigger.Set();
}
public static void Write(string strTag, byte[] pszData, AbDataType dt)
{
StateObject state = new StateObject();
state.oprFlag = 3;
int i = 0;
int nLength = strTag.Length;
int nDataLen = 0;
switch (dt)
{
case AbDataType.Bool:
nDataLen = 1;
break;
case AbDataType.Int:
nDataLen = 2;
break;
case AbDataType.Real:
case AbDataType.DInt:
nDataLen = 4;
break;
case AbDataType.Byte:
nDataLen = pszData.Length;
break;
}
byte[] szPath = new byte[255];
int nPathLen = 0;
GenPath(strTag, ref szPath, ref nPathLen);
state.buffer[i++] = 0x70;
state.buffer[i++] = 0x00;
state.buffer[i++] = (byte)(0x2a + nPathLen + nDataLen);
state.buffer[i++] = 0x00;
state.buffer[i++] = session[0];
state.buffer[i++] = session[1];
state.buffer[i++] = session[2];
state.buffer[i++] = session[3];
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x02;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0xa1;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x04;
state.buffer[i++] = 0x00;
state.buffer[i++] = ottd[0];
state.buffer[i++] = ottd[1];
state.buffer[i++] = ottd[2];
state.buffer[i++] = ottd[3];
state.buffer[i++] = 0xb1;
state.buffer[i++] = 0x00;
state.buffer[i++] = (byte)(0x16 + nPathLen + nDataLen); // length
state.buffer[i++] = 0x00;
// seq count
if (seqCount > 0xffff)
{
seqCount = 0;
}
seqCount++;
state.buffer[i++] = (byte)(seqCount & 0xff);
state.buffer[i++] = (byte)((seqCount >> 8) & 0xff);
state.buffer[i++] = 0x0a;
state.buffer[i++] = 0x02;
state.buffer[i++] = 0x20;
state.buffer[i++] = 0x02;
state.buffer[i++] = 0x24;
state.buffer[i++] = 0x01;
state.buffer[i++] = 0x01;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x04;
state.buffer[i++] = 0x00;
//
state.buffer[i++] = 0x53;
state.buffer[i++] = (byte)(nPathLen / 2); // word size
for (int j = 0; j < nPathLen; j++)
{
state.buffer[i++] = szPath[j];
}
switch (dt)
{
case AbDataType.Int:
state.buffer[i++] = 0xc3;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x01;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = pszData[0];
state.buffer[i++] = pszData[1];
break;
case AbDataType.Real:
state.buffer[i++] = 0xca;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x01;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = pszData[0];
state.buffer[i++] = pszData[1];
state.buffer[i++] = pszData[2];
state.buffer[i++] = pszData[3];
break;
case AbDataType.Bool:
state.buffer[i++] = 0xc1;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x01;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = pszData[0];
break;
case AbDataType.DInt:
state.buffer[i++] = 0xc4;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x01;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = pszData[0];
state.buffer[i++] = pszData[1];
state.buffer[i++] = pszData[2];
state.buffer[i++] = pszData[3];
break;
case AbDataType.Byte:
{
state.buffer[i++] = 0xc2;
state.buffer[i++] = 0x00;
state.buffer[i++] = (byte)(nDataLen & 0xff);
state.buffer[i++] = (byte)((nDataLen >> 8) & 0xff);
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
state.buffer[i++] = 0x00;
for (int j = 0; j < nDataLen; j++)
{
state.buffer[i++] = pszData[j];
}
}
break;
default:
break;
}
state.bufferLen = i;
Push(state);
//client.Send(state);
}
