public DNP_Frame(byte[] rawdata)
{
dt = DateTime.Now;
this.rawdata = rawdata;
byte[] DLheader = new byte[10];
for (int i = 0; i < 10; i++) // rawdata has at least 10 bytes
{
DLheader[i] = rawdata[i];
}
dataLinkHeader = new DataLink_Header(DLheader);
int rawdataindex = 10;
if (rawdata.Length > 10) // rawdata more than 10 bytes (DLH + TH + AH)
{
transportHeader = new Transport_Header(rawdata[10]);
rawdataindex = 11;
// Application_Layer Constructor Here
byte[] APheader = new byte[rawdata.Length - 11];
for (int i = 0; i < APheader.Length; i++)
{
APheader[i] = rawdata[rawdataindex];
rawdataindex++;
}
applicationHeader = new Application_Header(this.dataLinkHeader, this.transportHeader, APheader);
}
}
public Application_Header(DataLink_Header DL, Transport_Header TH, byte [] rawdata)
{
this.DataLink = DL;
this.Transport = TH;
this.rawdata = rawdata;
this.pullCRC();
this.ApplicationControl = new ApplicationControl(this.Userdata[0]);
this.FunctionCode = this.Userdata[1];
this.FunctionName = getFunctionName(this.FunctionCode);
int userdataindex = 2; // index for the next data that have to manage
if (this.DataLink.Control.DIR == true) //REQ HEADER
{
userdataindex = 2;
}
else if (this.FunctionCode != 0) //RES HEADER
{
this.IIN = new IIN(Userdata[2], Userdata[3]); // IIN data |--MSB--||--LSB--|
userdataindex = 4;
}
//still have data
while (userdataindex < this.Userdata.Length)
{
byte objtemp = Userdata[userdataindex];
byte vartemp = Userdata[userdataindex + 1];
Qualifier qtemp = new Qualifier(Userdata[userdataindex + 2]);
userdataindex += 3; // for Object + Var + Qualifier total 3 bytes
int rangesizetemp = qtemp.getRangeSize();
byte[] rangetemp = new byte[rangesizetemp];
for (int i = 0; i < rangetemp.Length; i++)
{
rangetemp[i] = Userdata[userdataindex];
userdataindex++;
}
// Construct Object Header
Object_Header OH = new Object_Header(objtemp, vartemp, qtemp, rangetemp);
int osizetemp = OH.getTotalSize();
byte [] datatemp = new byte[osizetemp];
for (int i = 0; i < datatemp.Length; i++)
{
datatemp[i] = Userdata[userdataindex];
userdataindex++;
}
//Construct Object Field
Object_Field otemp = new Object_Field(OH, datatemp);
ObjectList.Add(otemp);
//this.Object[objectindex] = new Object_Field(OH, datatemp);
}
this.Object = new Object_Field[ObjectList.Count];
this.Object = ObjectList.ToArray(typeof(Object_Field)) as Object_Field[];
}
public DNP_Frame(DataLink_Header DL, Transport_Header TH, Application_Header AP)
{
this.dataLinkHeader = DL;
this.transportHeader = TH;
this.applicationHeader = AP;
}
public DNP_Frame(DataLink_Header DL)
{
this.dataLinkHeader = DL;
}