public static void DecodeCAT02I020(byte[] Data)
{
// Get an instance of bit ops
Bit_Ops BO = new Bit_Ops();
//Extract the first octet
BO.DWord[Bit_Ops.Bits0_7_Of_DWord] = Data[CAT02.CurrentDataBufferOctalIndex + 1];
double Result = 0.0;
if (BO.DWord[Bit_Ops.Bit0] == true)
{
Result = LSB_1;
}
if (BO.DWord[Bit_Ops.Bit1] == true)
{
Result = Result + LSB_2;
}
if (BO.DWord[Bit_Ops.Bit2] == true)
{
Result = Result + LSB_3;
}
if (BO.DWord[Bit_Ops.Bit3] == true)
{
Result = Result + LSB_4;
}
if (BO.DWord[Bit_Ops.Bit4] == true)
{
Result = Result + LSB_5;
}
if (BO.DWord[Bit_Ops.Bit5] == true)
{
Result = Result + LSB_6;
}
if (BO.DWord[Bit_Ops.Bit6] == true)
{
Result = Result + LSB_7;
}
if (BO.DWord[Bit_Ops.Bit7] == true)
{
Result = Result + LSB_8;
}
//////////////////////////////////////////////////////////////////////////////////
// Now assign it to the generic list
CAT02.I002DataItems[CAT02.ItemIDToIndex("020")].value = Result;
//////////////////////////////////////////////////////////////////////////////////
// Leave it at the current index for the next decode
CAT02.CurrentDataBufferOctalIndex = CAT02.CurrentDataBufferOctalIndex + 1;
}
public static void DecodeCAT02I000(byte[] Data)
{
// First define CAT01I002 class
CAT02I000UserData MyI002UserData = new CAT02I000UserData();
// Get an instance of bit ops
Bit_Ops BO = new Bit_Ops();
//Extract the first octet
BO.DWord[Bit_Ops.Bits0_7_Of_DWord] = Data[CAT02.CurrentDataBufferOctalIndex];
int result = BO.DWord[Bit_Ops.Bits0_7_Of_DWord];
switch (result)
{
case 1:
MyI002UserData.Message_Type = CAT02I000Types.Message_Type.North_Marker_Msg;
FormMain MainFrame = Application.OpenForms[0] as FormMain;
MainFrame.HandleNorthMarkMessage();
break;
case 2:
MyI002UserData.Message_Type = CAT02I000Types.Message_Type.Sector_Crossing_Msg;
break;
case 3:
MyI002UserData.Message_Type = CAT02I000Types.Message_Type.South_Marker_Msg;
break;
case 8:
MyI002UserData.Message_Type = CAT02I000Types.Message_Type.Activation_Of_Blind_Zone_Filtering;
break;
case 9:
MyI002UserData.Message_Type = CAT02I000Types.Message_Type.Stop_Of_Blind_Zone_Filtering;
break;
default:
break;
}
//////////////////////////////////////////////////////////////////////////////////
// Now assign it to the generic list
CAT02.I002DataItems[CAT02.ItemIDToIndex("000")].value = MyI002UserData.Message_Type;
//////////////////////////////////////////////////////////////////////////////////
}
// This method will accept a buffer of data with the assumption that
// category has been determined. It will then decode the data and save
// it in the shared buffer. Every time a message is passed in the data
// will be appended to the buffer. This means that each line will contain
// data for one message. For data items which are not in the message,
// indicated by the FSPEC field, N/A will be inserted instead. The shared
// buffer is loacted in the SharedData and will not be saved. It is responsibility
// of the user to save the data in a file it desired.
public static void Do(byte[] Data)
{
// BitExtractor BE = new BitExtractor();
// I002/000, Message Type 1
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("000")].CurrentlyPresent == true)
{
CAT02I000UserData.DecodeCAT02I000(Data);
}
// I002/020 Sector Number 1
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("020")].CurrentlyPresent == true)
{
CAT02I020UserData.DecodeCAT02I020(Data);
}
// I002/030 Time of Day 3
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("030")].CurrentlyPresent == true)
{
CAT02I030UserData.DecodeCAT02I030(Data);
}
// I002/041 Antenna Rotation Period 2
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("041")].CurrentlyPresent == true)
{
CAT02I041UserData.DecodeCAT02I041(Data);
}
// I002/050 Station Configuration Status 1+
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("050")].CurrentlyPresent == true)
{
CAT02I050UserData.DecodeCAT02I050(Data);
}
// I002/060 Station Processing Mode 1+
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("060")].CurrentlyPresent == true)
{
CAT02I060UserData.DecodeCAT02I060(Data);
}
// FX Field Extension Indicator
// I002/070 Plot Count Values (1 + 2 X N)
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("070")].CurrentlyPresent == true)
{
CAT02I070UserData.DecodeCAT02I070(Data);
}
// I002/100 Dynamic Window - Type 1 8
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("100")].CurrentlyPresent == true)
{
CAT02I100UserData.DecodeCAT02I100(Data);
}
// I002/090 Collimation Error 2
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("090")].CurrentlyPresent == true)
{
CAT02I090UserData.DecodeCAT02I090(Data);
}
// I002/080 Warning/Error Conditions 1+
if (CAT02.I002DataItems[CAT02.ItemIDToIndex("080")].CurrentlyPresent == true)
{
CAT02I080UserData.DecodeCAT02I080(Data);
}
////////////////////////////////////////////////////////////////////////////////////
// All CAT02 data has been decoded, so lets save off the message data to the global
// storage for latter usage
MainASTERIXDataStorage.CAT02Data CAT02MessageData = new MainASTERIXDataStorage.CAT02Data();
foreach (CAT02.CAT02DataItem Item in CAT02.I002DataItems)
{
CAT02.CAT02DataItem MyItem = new CAT02.CAT02DataItem();
MyItem.CurrentlyPresent = Item.CurrentlyPresent;
MyItem.Description = Item.Description;
MyItem.HasBeenPresent = Item.HasBeenPresent;
MyItem.ID = Item.ID;
MyItem.value = Item.value;
CAT02MessageData.CAT02DataItems.Add(MyItem);
}
MainASTERIXDataStorage.CAT02Message.Add(CAT02MessageData);
CAT02.Intitialize(false);
}
public static void DecodeCAT02I030(byte[] Data)
{
CAT02I030Types.CAT02I030_Time_Of_The_Day_User_Type MyCAT02I030 = new CAT02I030Types.CAT02I030_Time_Of_The_Day_User_Type();
// Get an instance of bit ops
Bit_Ops BO = new Bit_Ops();
//Extract the first octet
BO.DWord[Bit_Ops.Bits0_7_Of_DWord] = Data[CAT02.CurrentDataBufferOctalIndex + 3];
BO.DWord[Bit_Ops.Bits8_15_Of_DWord] = Data[CAT02.CurrentDataBufferOctalIndex + 2];
BO.DWord[Bit_Ops.Bits16_23_Of_DWord] = Data[CAT02.CurrentDataBufferOctalIndex + 1];
double Result = 0.0;
if (BO.DWord[Bit_Ops.Bit0] == true)
{
Result = LSB_1;
}
if (BO.DWord[Bit_Ops.Bit1] == true)
{
Result = Result + LSB_2;
}
if (BO.DWord[Bit_Ops.Bit2] == true)
{
Result = Result + LSB_3;
}
if (BO.DWord[Bit_Ops.Bit3] == true)
{
Result = Result + LSB_4;
}
if (BO.DWord[Bit_Ops.Bit4] == true)
{
Result = Result + LSB_5;
}
if (BO.DWord[Bit_Ops.Bit5] == true)
{
Result = Result + LSB_6;
}
if (BO.DWord[Bit_Ops.Bit6] == true)
{
Result = Result + LSB_7;
}
if (BO.DWord[Bit_Ops.Bit7] == true)
{
Result = Result + LSB_8;
}
if (BO.DWord[Bit_Ops.Bit8] == true)
{
Result = Result + LSB_9;
}
if (BO.DWord[Bit_Ops.Bit9] == true)
{
Result = Result + LSB_10;
}
if (BO.DWord[Bit_Ops.Bit10] == true)
{
Result = Result + LSB_11;
}
if (BO.DWord[Bit_Ops.Bit11] == true)
{
Result = Result + LSB_12;
}
if (BO.DWord[Bit_Ops.Bit12] == true)
{
Result = Result + LSB_13;
}
if (BO.DWord[Bit_Ops.Bit13] == true)
{
Result = Result + LSB_14;
}
if (BO.DWord[Bit_Ops.Bit14] == true)
{
Result = Result + LSB_15;
}
if (BO.DWord[Bit_Ops.Bit15] == true)
{
Result = Result + LSB_16;
}
if (BO.DWord[Bit_Ops.Bit16] == true)
{
Result = Result + LSB_17;
}
if (BO.DWord[Bit_Ops.Bit17] == true)
{
Result = Result + LSB_18;
}
if (BO.DWord[Bit_Ops.Bit18] == true)
{
Result = Result + LSB_19;
}
if (BO.DWord[Bit_Ops.Bit19] == true)
{
Result = Result + LSB_20;
}
if (BO.DWord[Bit_Ops.Bit20] == true)
{
Result = Result + LSB_21;
}
if (BO.DWord[Bit_Ops.Bit21] == true)
{
Result = Result + LSB_22;
}
if (BO.DWord[Bit_Ops.Bit22] == true)
{
Result = Result + LSB_23;
}
if (BO.DWord[Bit_Ops.Bit23] == true)
{
Result = Result + LSB_24;
}
MyCAT02I030.Time_Of_The_Day_In_Sec_Since_Midnight_UTC = Result;
// Compute the time in a human friendy form
// from sec.miliec since midnight UTC.
double hrs, sec, min, milis;
hrs = Math.Floor(Result / 3600.00);
double tmp = (Result - (hrs * 3600.0)) / 60;
min = Math.Floor(tmp);
tmp = (tmp * 60.0) - (min * 60.0);
sec = Math.Floor(tmp);
milis = (tmp - sec) * 1000.0;
MyCAT02I030.TimeOfDay = new TimeSpan(0, (int)hrs, (int)min, (int)sec, (int)milis);
//////////////////////////////////////////////////////////////////////////////////
// Now assign it to the generic list
CAT02.I002DataItems[CAT02.ItemIDToIndex("030")].value = MyCAT02I030;
//////////////////////////////////////////////////////////////////////////////////
// Leave it at the current index for the next decode
CAT02.CurrentDataBufferOctalIndex = CAT02.CurrentDataBufferOctalIndex + 3;
}
private static void ExtractAndDecodeASTERIX_CAT_DataBlock(byte[] DataBlock, bool Is_Live_Data)
{
// First thing is to store the time of the reception regardless of the category received
string Time = DateTime.Now.Hour.ToString().PadLeft(2, '0') + ":" + DateTime.Now.Minute.ToString().PadLeft(2, '0') + ":" +
DateTime.Now.Second.ToString().PadLeft(2, '0') + ":" + DateTime.Now.Millisecond.ToString().PadLeft(3, '0');
// Save off the time of reception so decoders can use it
TimeOfReception = DateTime.Now;
// Extract ASTERIX category
string Category = ASTERIX.ExtractCategory(DataBlock);
// Extract lenght in Bytes, as indicated by the ASTERIX
string LengthOfDataBlockInBytes = ASTERIX.ExtractLengthOfDataBlockInBytes(DataBlock);
// Here format the lenght of bytes
// to always use 3 characters for better alignement
if (LengthOfDataBlockInBytes.Length < 3)
{
LengthOfDataBlockInBytes = "0" + LengthOfDataBlockInBytes;
}
else if (LengthOfDataBlockInBytes.Length < 2)
{
LengthOfDataBlockInBytes = "00" + LengthOfDataBlockInBytes;
}
// Define a string to store data not specific for all messages and add commond data
// 1. TIME of reception
// 2. Source IP address
// 3. Multicast IP address
// 4. Length of data block in bytes
// 5. Asterix Category
//
// 6. Append Category specifc data, done just below
string Common_Message_Data_String;
if (Is_Live_Data == true)
Common_Message_Data_String = Time + " " + iep.ToString() + " " + SharedData.CurrentMulticastAddress + ':' + SharedData.Current_Port.ToString() + " " + LengthOfDataBlockInBytes.ToString() + " " + Category + " ";
else
Common_Message_Data_String = Time + " " + "Recorded" + " " + "Recorded" + ':' + "Recorded" + " " + LengthOfDataBlockInBytes.ToString() + " " + Category + " ";
// Hold individual records of the messages
// from an individual data block
string[] MessageData = new string[3000];
byte[] DataBlockNoCATandLEN = new byte[DataBlock.Length - 3];
// Now after we extracted Category and Lenght of the Data Block lets remove the first three octets from the data
// buffer and pass it on to individual message handlers to do message decoding
Array.Copy(DataBlock, 3, DataBlockNoCATandLEN, 0, (DataBlock.Length - 3));
DataBlock = DataBlockNoCATandLEN;
// Now do a switch based on the category received
int NumOfMsgsDecoded = 0;
switch (Category)
{
// Monoradar Data Target Reports, from a Radar Surveillance System to an SDPS
// (plots and tracks from PSRs, SSRs, MSSRs, excluding Mode S and ground surveillance)
case "001":
if (Properties.Settings.Default.CAT_001_Enabled == true)
{
CAT01 MyCAT01 = new CAT01();
MessageData = MyCAT01.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Monoradar Service Messages (status, North marker, sector crossing messages)
case "002":
if (Properties.Settings.Default.CAT_002_Enabled == true)
{
CAT02 MyCAT02 = new CAT02();
MessageData = MyCAT02.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Monoradar Derived Weather Information
case "008":
if (Properties.Settings.Default.CAT_008_Enabled == true)
{
CAT08 MyCAT08 = new CAT08();
}
break;
// Next version of Category 002: PSR Radar, M-SSR Radar, Mode-S Station
case "034":
if (Properties.Settings.Default.CAT_034_Enabled == true)
{
CAT34 MyCAT34 = new CAT34();
MessageData = MyCAT34.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Next version of Category 001: PSR Radar, M-SSR Radar, Mode-S Station
case "048":
if (Properties.Settings.Default.CAT_048_Enabled == true)
{
CAT48 MyCAT48 = new CAT48();
MessageData = MyCAT48.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// System Track Data(next version of Category 030 & 011, also applicable to non-ARTAS systems)
case "062":
if (Properties.Settings.Default.CAT_062_Enabled == true)
{
CAT62 MyCAT62 = new CAT62();
MessageData = MyCAT62.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Sensor Status Messages (SPDS)
case "063":
if (Properties.Settings.Default.CAT_063_Enabled == true)
{
CAT63 MyCAT63 = new CAT63();
}
break;
// SDPS Service Status Messages (SDPS)
case "065":
if (Properties.Settings.Default.CAT_065_Enabled == true)
{
CAT65 MyCAT65 = new CAT65();
}
break;
// Transmission of Reference Trajectory State Vectors
case "244":
if (Properties.Settings.Default.CAT_244_Enabled == true)
{
CAT244 MyCAT244 = new CAT244();
}
break;
// Handle unsupported data/categories
default:
Common_Message_Data_String = Common_Message_Data_String + " Unsupported category " + Category + " has been received";
break;
}
if (Properties.Settings.Default.PopulateMainListBox == true)
{
for (int I = 0; I < NumOfMsgsDecoded; I++)
SharedData.DataBox.Items.Add(Common_Message_Data_String + MessageData[I]);
}
}
private static void ExtractAndDecodeASTERIX_CAT_DataBlock(byte[] DataBlock, bool Is_Live_Data)
{
// First thing is to store the time of the reception regardless of the category received
string Time = DateTime.Now.Hour.ToString().PadLeft(2, '0') + ":" + DateTime.Now.Minute.ToString().PadLeft(2, '0') + ":" +
DateTime.Now.Second.ToString().PadLeft(2, '0') + ":" + DateTime.Now.Millisecond.ToString().PadLeft(3, '0');
// Save off the time of reception so decoders can use it
TimeOfReception = DateTime.Now;
// Extract ASTERIX category
string Category = ASTERIX.ExtractCategory(DataBlock);
// Extract lenght in Bytes, as indicated by the ASTERIX
string LengthOfDataBlockInBytes = ASTERIX.ExtractLengthOfDataBlockInBytes(DataBlock);
// Here format the lenght of bytes
// to always use 3 characters for better alignement
if (LengthOfDataBlockInBytes.Length < 3)
{
LengthOfDataBlockInBytes = "0" + LengthOfDataBlockInBytes;
}
else if (LengthOfDataBlockInBytes.Length < 2)
{
LengthOfDataBlockInBytes = "00" + LengthOfDataBlockInBytes;
}
// Define a string to store data not specific for all messages and add commond data
// 1. TIME of reception
// 2. Source IP address
// 3. Multicast IP address
// 4. Length of data block in bytes
// 5. Asterix Category
//
// 6. Append Category specifc data, done just below
string Common_Message_Data_String;
if (Is_Live_Data == true)
{
Common_Message_Data_String = Time + " " + iep.ToString() + " " + SharedData.CurrentMulticastAddress + ':' + SharedData.Current_Port.ToString() + " " + LengthOfDataBlockInBytes.ToString() + " " + Category + " ";
}
else
{
Common_Message_Data_String = Time + " " + "Recorded" + " " + "Recorded" + ':' + "Recorded" + " " + LengthOfDataBlockInBytes.ToString() + " " + Category + " ";
}
// Hold individual records of the messages
// from an individual data block
string[] MessageData = new string[3000];
byte[] DataBlockNoCATandLEN = new byte[DataBlock.Length - 3];
// Now after we extracted Category and Lenght of the Data Block lets remove the first three octets from the data
// buffer and pass it on to individual message handlers to do message decoding
Array.Copy(DataBlock, 3, DataBlockNoCATandLEN, 0, (DataBlock.Length - 3));
DataBlock = DataBlockNoCATandLEN;
// Now do a switch based on the category received
int NumOfMsgsDecoded = 0;
switch (Category)
{
// Monoradar Data Target Reports, from a Radar Surveillance System to an SDPS
// (plots and tracks from PSRs, SSRs, MSSRs, excluding Mode S and ground surveillance)
case "001":
if (Properties.Settings.Default.CAT_001_Enabled == true)
{
CAT01 MyCAT01 = new CAT01();
MessageData = MyCAT01.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Monoradar Service Messages (status, North marker, sector crossing messages)
case "002":
if (Properties.Settings.Default.CAT_002_Enabled == true)
{
CAT02 MyCAT02 = new CAT02();
MessageData = MyCAT02.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Monoradar Derived Weather Information
case "008":
if (Properties.Settings.Default.CAT_008_Enabled == true)
{
CAT08 MyCAT08 = new CAT08();
}
break;
// Next version of Category 002: PSR Radar, M-SSR Radar, Mode-S Station
case "034":
if (Properties.Settings.Default.CAT_034_Enabled == true)
{
CAT34 MyCAT34 = new CAT34();
MessageData = MyCAT34.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Next version of Category 001: PSR Radar, M-SSR Radar, Mode-S Station
case "048":
if (Properties.Settings.Default.CAT_048_Enabled == true)
{
CAT48 MyCAT48 = new CAT48();
MessageData = MyCAT48.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// System Track Data(next version of Category 030 & 011, also applicable to non-ARTAS systems)
case "062":
if (Properties.Settings.Default.CAT_062_Enabled == true)
{
CAT62 MyCAT62 = new CAT62();
MessageData = MyCAT62.Decode(DataBlock, Time, out NumOfMsgsDecoded);
}
break;
// Sensor Status Messages (SPDS)
case "063":
if (Properties.Settings.Default.CAT_063_Enabled == true)
{
CAT63 MyCAT63 = new CAT63();
}
break;
// SDPS Service Status Messages (SDPS)
case "065":
if (Properties.Settings.Default.CAT_065_Enabled == true)
{
CAT65 MyCAT65 = new CAT65();
}
break;
// Transmission of Reference Trajectory State Vectors
case "244":
if (Properties.Settings.Default.CAT_244_Enabled == true)
{
CAT244 MyCAT244 = new CAT244();
}
break;
// Handle unsupported data/categories
default:
Common_Message_Data_String = Common_Message_Data_String + " Unsupported category " + Category + " has been received";
break;
}
if (Properties.Settings.Default.PopulateMainListBox == true)
{
for (int I = 0; I < NumOfMsgsDecoded; I++)
{
SharedData.DataBox.Items.Add(Common_Message_Data_String + MessageData[I]);
}
}
}