private static object GetSerializableObjects(CurdayHeader header)
{
string unknownFlagsString = $"{FormatHelpers.BooleanToYNFlag(header.UnknownFlag1)}{FormatHelpers.BooleanToYNFlag(header.UnknownFlag2)}{FormatHelpers.BooleanToYNFlag(header.UnknownFlag3)}{FormatHelpers.BooleanToYNFlag(header.UnknownFlag4)}{FormatHelpers.BooleanToYNFlag(header.UnknownFlag5)}{FormatHelpers.BooleanToYNFlag(header.UnknownFlag6)}{FormatHelpers.BooleanToYNFlag(header.UnknownFlag7)}{FormatHelpers.BooleanToYNFlag(header.UnknownFlag8)}";
return(new
{
diagnosticsBCK = header.DiagnosticsBCK,
diagnosticsFWD = header.DiagnosticsFWD,
scrollSpeed = header.ScrollSpeed,
numberOfTextAdsAllowedA = header.NumberOfTextAdsAllowedA,
numberOfTextAdsAllowedB = header.NumberOfTextAdsAllowedB,
numberOfLinesInTextAd = header.NumberOfLinesInTextAd,
grphDST = header.GrphDST,
timezone = header.Timezone,
unknownFlags = unknownFlagsString,
diagnosticsVIN = header.DiagnosticsVIN,
unknownValue1 = header.UnknownValue1,
dataRevisionNumber = header.DataRevisionValue,
weatherAirportCode = header.WeatherAirportCode,
weatherDisplayCityName = header.WeatherCityDisplayName,
julianDate = header.JulianDate,
numberOfChannels = header.NumberOfChannels,
unknownValue2 = header.UnknownValue2,
unknownValue3 = header.UnknownValue3
});
}
private static CurdayHeader Deserialize(JToken token)
{
CurdayHeader result = new CurdayHeader();
string unknownFlags = (string)token["unknownFlags"];
result.DiagnosticsBCK = (char)token["diagnosticsBCK"];
result.DiagnosticsFWD = (char)token["diagnosticsFWD"];
result.ScrollSpeed = (int)token["scrollSpeed"];
result.NumberOfTextAdsAllowedA = (int)token["numberOfTextAdsAllowedA"];
result.NumberOfTextAdsAllowedB = (int)token["numberOfTextAdsAllowedB"];
result.NumberOfLinesInTextAd = (int)token["numberOfLinesInTextAd"];
result.GrphDST = (bool)token["grphDST"];
result.Timezone = (int)token["timezone"];
result.UnknownFlag1 = (unknownFlags[0] == 'Y');
result.UnknownFlag2 = (unknownFlags[1] == 'Y');
result.UnknownFlag3 = (unknownFlags[2] == 'Y');
result.UnknownFlag4 = (unknownFlags[3] == 'Y');
result.UnknownFlag5 = (unknownFlags[4] == 'Y');
result.UnknownFlag6 = (unknownFlags[5] == 'Y');
result.UnknownFlag7 = (unknownFlags[6] == 'Y');
result.UnknownFlag8 = (unknownFlags[7] == 'Y');
result.DiagnosticsVIN = (char)token["diagnosticsVIN"];
result.UnknownValue1 = (char)token["unknownValue1"];
result.DataRevisionValue = (int)token["dataRevisionNumber"];
result.WeatherAirportCode = (string)token["weatherAirportCode"];
result.WeatherCityDisplayName = (string)token["weatherDisplayCityName"];
result.NumberOfChannels = (int)token["numberOfChannels"];
result.UnknownValue2 = (int)token["unknownValue2"];
result.UnknownValue3 = (int)token["unknownValue3"];
return(result);
}
private static CurdayHeader ReadHeader(BinaryReader reader)
{
CurdayHeader result = new CurdayHeader();
// Read Diagnostics BCK (ASCII char, one byte)
result.DiagnosticsBCK = reader.ReadChar();
// Read Diagnostics FWD (ASCII char, one byte)
result.DiagnosticsFWD = reader.ReadChar();
// Read Scroll Speed (ASCII char, one byte, number in range 0..7 inclusive)
char scrollSpeed = reader.ReadChar();
if (!(new char[] { '0', '1', '2', '3', '4', '5', '6', '7' }).Contains(scrollSpeed))
{
throw new IOException($"Read invalid scroll speed value {scrollSpeed}. Expected number between 0 and 7.");
}
result.ScrollSpeed = int.Parse(scrollSpeed.ToString());
// Read Number of Text Ads Allowed A (ASCII char, one byte, number in range 0..9 inclusive)
char numberOfTextAdsAllowedA = reader.ReadChar();
if (!char.IsNumber(numberOfTextAdsAllowedA))
{
throw new IOException($"Read invalid number of text ads allowed A value {numberOfTextAdsAllowedA}. Expected number between 0 and 9.");
}
result.NumberOfTextAdsAllowedA = int.Parse(numberOfTextAdsAllowedA.ToString());
// Read Number of Text Ads Allowed B (ASCII char, one byte, number in range 0..9 inclusive)
char numberOfTextAdsAllowedB = reader.ReadChar();
if (!char.IsNumber(numberOfTextAdsAllowedB))
{
throw new IOException($"Read invalid number of text ads allowed B value {numberOfTextAdsAllowedB}. Expected number between 0 and 9.");
}
result.NumberOfTextAdsAllowedB = int.Parse(numberOfTextAdsAllowedB.ToString());
// Read Number of Lines in Text Ad (ASCII char, one byte, number in range 0..9 inclusive)
char numberOfLinesInTextAd = reader.ReadChar();
if (!char.IsNumber(numberOfLinesInTextAd))
{
throw new IOException($"Read invalid number of lines in text ad {numberOfLinesInTextAd}. Expected number between 0 and 9.");
}
result.NumberOfLinesInTextAd = int.Parse(numberOfLinesInTextAd.ToString());
// Read GRPH DST (ASCII char, one byte, either Y or N)
char grphDST = reader.ReadChar();
result.GrphDST = ReadYNFlag(grphDST, "GRPH DST");
// Skip ETX SOH (two bytes).
reader.BaseStream.Position += 2;
// Read timezone (ASCII char, one byte)
result.Timezone = int.Parse(reader.ReadChar().ToString());
// Read flags (8 ASCII chars, eight bytes, all Y or N)
result.UnknownFlag1 = ReadYNFlag(reader.ReadChar(), "unknown flag 1");
result.UnknownFlag2 = ReadYNFlag(reader.ReadChar(), "unknown flag 2");
result.UnknownFlag3 = ReadYNFlag(reader.ReadChar(), "unknown flag 3");
result.UnknownFlag4 = ReadYNFlag(reader.ReadChar(), "unknown flag 4");
result.UnknownFlag5 = ReadYNFlag(reader.ReadChar(), "unknown flag 5");
result.UnknownFlag6 = ReadYNFlag(reader.ReadChar(), "unknown flag 6");
result.UnknownFlag7 = ReadYNFlag(reader.ReadChar(), "unknown flag 7");
result.UnknownFlag8 = ReadYNFlag(reader.ReadChar(), "unknown flag 8");
// Read Diagnostics VIN (ASCII char, one byte)
result.DiagnosticsVIN = reader.ReadChar();
// Skip two null bytes
reader.BaseStream.Position += 2;
// Read the unknown value (ASCII char, one bytes)
result.UnknownValue1 = reader.ReadChar();
// Skip null byte
reader.BaseStream.Position += 1;
// Read data revision number (null-terminated string, takes the form "DREV #").
string dataRevisionText = reader.ReadNTString();
string dataRevisionNumberString = dataRevisionText.Split(' ')[1];
int dataRevisionNumber;
if (!int.TryParse(dataRevisionNumberString, out dataRevisionNumber))
{
throw new IOException($"Invalid data revision number value {dataRevisionNumberString}. Expected number.");
}
result.DataRevisionValue = dataRevisionNumber;
// Read weather airport code (null-terminated string).
result.WeatherAirportCode = reader.ReadNTString();
// Read weather city display name (null-terminated string).
result.WeatherCityDisplayName = reader.ReadNTString();
// Read julian date
string julianDateString = reader.ReadNTString();
byte julianDate;
if (!byte.TryParse(julianDateString, out julianDate))
{
throw new IOException($"Invalid Julian date value {julianDateString}. Expected number between 0 and 255.");
}
result.JulianDate = julianDate;
// Read number of channels (null-terminated string).
result.NumberOfChannels = int.Parse(reader.ReadNTString());
// Read two unknown values
result.UnknownValue2 = int.Parse(reader.ReadNTString());
result.UnknownValue3 = int.Parse(reader.ReadNTString());
return(result);
}
private static void WriteHeader(CurdayHeader header, BinaryWriter file)
{
// Write Diagnostics BCK (ASCII char, one byte)
file.Write((byte)header.DiagnosticsBCK);
// Write Diagnostics FWD (ASCII char, one byte)
file.Write((byte)header.DiagnosticsFWD);
// Write Scroll Speed (ASCII char, one byte, number in range 0..7 inclusive)
file.Write((byte)(header.ScrollSpeed + 0x30));
// Write Number of Text Ads Allowed A (ASCII char, one byte, number in range 0..9
// inclusive)
file.Write((byte)(header.NumberOfTextAdsAllowedA + 0x30));
// Write Number of Text Ads Allowed B (ASCII char, one byte, number in range 0..9
// inclusive)
file.Write((byte)(header.NumberOfTextAdsAllowedB + 0x30));
// Write Number of Lines in Text Ad (ASCII char, one byte, number in range 0..9
// inclusive)
file.Write((byte)(header.NumberOfLinesInTextAd + 0x30));
// Write GRPH DST (ASCII char, one byte, either Y or N)
file.Write((header.GrphDST) ? 'Y' : 'N');
// Write ETX SOH (two bytes)
file.Write((byte)0x03);
file.Write((byte)0x01);
// Write timezone (ASCII char, one byte)
file.Write((byte)(header.Timezone + 0x30));
// Write flags (8 ASCII chars, eight bytes, all Y or N)
file.Write((header.UnknownFlag1) ? 'Y' : 'N');
file.Write((header.UnknownFlag2) ? 'Y' : 'N');
file.Write((header.UnknownFlag3) ? 'Y' : 'N');
file.Write((header.UnknownFlag4) ? 'Y' : 'N');
file.Write((header.UnknownFlag5) ? 'Y' : 'N');
file.Write((header.UnknownFlag6) ? 'Y' : 'N');
file.Write((header.UnknownFlag7) ? 'Y' : 'N');
file.Write((header.UnknownFlag8) ? 'Y' : 'N');
// Write Diagnostics VIN (ASCII char, one byte)
file.Write(header.DiagnosticsVIN);
// Write two null bytes
file.Write((byte)0x00);
file.Write((byte)0x00);
// Write the unknown value (ASCII char, one byte)
file.Write(header.UnknownValue1);
// Write null byte
file.Write((byte)0x00);
// Write data revision number (null-terminated string, takes the form "DREV #")
string dataRevisionNumber = $"DREV {header.DataRevisionValue}";
file.WriteNTString(dataRevisionNumber);
// Write weather airport code (null-terminated string).
file.WriteNTString(header.WeatherAirportCode);
// Write weather city display name (null-terminated string).
file.WriteNTString(header.WeatherCityDisplayName);
// Write julian date
file.Write(header.JulianDate);
// Write number of channels
file.WriteNTString(header.NumberOfChannels.ToString());
// Write unknown values
file.WriteNTString(header.UnknownValue2.ToString());
file.WriteNTString(header.UnknownValue3.ToString());
}
