init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X509/Time.cs

@@ -0,0 +1,94 @@
+using System;
+using System.Globalization;
+using Org.BouncyCastle.Utilities;
+
+namespace Org.BouncyCastle.Asn1.X509;
+
+public class Time : Asn1Encodable, IAsn1Choice
+{
+	private readonly Asn1Object time;
+
+	public static Time GetInstance(Asn1TaggedObject obj, bool explicitly)
+	{
+		return GetInstance(obj.GetObject());
+	}
+
+	public Time(Asn1Object time)
+	{
+		if (time == null)
+		{
+			throw new ArgumentNullException("time");
+		}
+		if (!(time is DerUtcTime) && !(time is DerGeneralizedTime))
+		{
+			throw new ArgumentException("unknown object passed to Time");
+		}
+		this.time = time;
+	}
+
+	public Time(DateTime date)
+	{
+		string text = date.ToString("yyyyMMddHHmmss", CultureInfo.InvariantCulture) + "Z";
+		int num = int.Parse(text.Substring(0, 4));
+		if (num < 1950 || num > 2049)
+		{
+			time = new DerGeneralizedTime(text);
+		}
+		else
+		{
+			time = new DerUtcTime(text.Substring(2));
+		}
+	}
+
+	public static Time GetInstance(object obj)
+	{
+		if (obj == null || obj is Time)
+		{
+			return (Time)obj;
+		}
+		if (obj is DerUtcTime)
+		{
+			return new Time((DerUtcTime)obj);
+		}
+		if (obj is DerGeneralizedTime)
+		{
+			return new Time((DerGeneralizedTime)obj);
+		}
+		throw new ArgumentException("unknown object in factory: " + Platform.GetTypeName(obj), "obj");
+	}
+
+	public string GetTime()
+	{
+		if (time is DerUtcTime)
+		{
+			return ((DerUtcTime)time).AdjustedTimeString;
+		}
+		return ((DerGeneralizedTime)time).GetTime();
+	}
+
+	public DateTime ToDateTime()
+	{
+		try
+		{
+			if (time is DerUtcTime)
+			{
+				return ((DerUtcTime)time).ToAdjustedDateTime();
+			}
+			return ((DerGeneralizedTime)time).ToDateTime();
+		}
+		catch (FormatException ex)
+		{
+			throw new InvalidOperationException("invalid date string: " + ex.Message);
+		}
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		return time;
+	}
+
+	public override string ToString()
+	{
+		return GetTime();
+	}
+}