init commit

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

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+using System;
+
+namespace Org.BouncyCastle.Asn1.X509;
+
+public class SubjectPublicKeyInfo : Asn1Encodable
+{
+	private readonly AlgorithmIdentifier algID;
+
+	private readonly DerBitString keyData;
+
+	public AlgorithmIdentifier AlgorithmID => algID;
+
+	public DerBitString PublicKeyData => keyData;
+
+	public static SubjectPublicKeyInfo GetInstance(Asn1TaggedObject obj, bool explicitly)
+	{
+		return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
+	}
+
+	public static SubjectPublicKeyInfo GetInstance(object obj)
+	{
+		if (obj is SubjectPublicKeyInfo)
+		{
+			return (SubjectPublicKeyInfo)obj;
+		}
+		if (obj != null)
+		{
+			return new SubjectPublicKeyInfo(Asn1Sequence.GetInstance(obj));
+		}
+		return null;
+	}
+
+	public SubjectPublicKeyInfo(AlgorithmIdentifier algID, Asn1Encodable publicKey)
+	{
+		keyData = new DerBitString(publicKey);
+		this.algID = algID;
+	}
+
+	public SubjectPublicKeyInfo(AlgorithmIdentifier algID, byte[] publicKey)
+	{
+		keyData = new DerBitString(publicKey);
+		this.algID = algID;
+	}
+
+	private SubjectPublicKeyInfo(Asn1Sequence seq)
+	{
+		if (seq.Count != 2)
+		{
+			throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
+		}
+		algID = AlgorithmIdentifier.GetInstance(seq[0]);
+		keyData = DerBitString.GetInstance(seq[1]);
+	}
+
+	public Asn1Object GetPublicKey()
+	{
+		return Asn1Object.FromByteArray(keyData.GetOctets());
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		return new DerSequence(algID, keyData);
+	}
+}