public Decode ( byte DataBlockBuffer, string Time, int &NumOfMessagesDecoded ) : string[] | ||
DataBlockBuffer | byte | |
Time | string | |
NumOfMessagesDecoded | int | |
Результат | string[] |
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]); } } }