BasicOCSPResponse.cs :  » PDF » iTextSharp » Org » BouncyCastle » Asn1 » Ocsp » C# / CSharp Open Source

using System;

using Org.BouncyCastle.Asn1;
using Org.BouncyCastle.Asn1.X509;

namespace Org.BouncyCastle.Asn1.Ocsp{
    public class BasicOcspResponse
        : Asn1Encodable
    {
        private readonly ResponseData      tbsResponseData;
        private readonly AlgorithmIdentifier  signatureAlgorithm;
        private readonly DerBitString      signature;
        private readonly Asn1Sequence      certs;

    public static BasicOcspResponse GetInstance(
      Asn1TaggedObject  obj,
      bool        explicitly)
    {
      return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
    }

    public static BasicOcspResponse GetInstance(
      object obj)
    {
      if (obj == null || obj is BasicOcspResponse)
      {
        return (BasicOcspResponse)obj;
      }

      if (obj is Asn1Sequence)
      {
        return new BasicOcspResponse((Asn1Sequence)obj);
      }

      throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
    }

    public BasicOcspResponse(
            ResponseData    tbsResponseData,
            AlgorithmIdentifier  signatureAlgorithm,
            DerBitString    signature,
            Asn1Sequence    certs)
        {
            this.tbsResponseData = tbsResponseData;
            this.signatureAlgorithm = signatureAlgorithm;
            this.signature = signature;
            this.certs = certs;
        }

    private BasicOcspResponse(
            Asn1Sequence seq)
        {
            this.tbsResponseData = ResponseData.GetInstance(seq[0]);
            this.signatureAlgorithm = AlgorithmIdentifier.GetInstance(seq[1]);
            this.signature = (DerBitString)seq[2];

      if (seq.Count > 3)
            {
                this.certs = Asn1Sequence.GetInstance((Asn1TaggedObject)seq[3], true);
            }
        }

    [Obsolete("Use TbsResponseData property instead")]
    public ResponseData GetTbsResponseData()
        {
            return tbsResponseData;
        }

    public ResponseData TbsResponseData
    {
      get { return tbsResponseData; }
    }

    [Obsolete("Use SignatureAlgorithm property instead")]
    public AlgorithmIdentifier GetSignatureAlgorithm()
        {
            return signatureAlgorithm;
        }

    public AlgorithmIdentifier SignatureAlgorithm
    {
      get { return signatureAlgorithm; }
    }

    [Obsolete("Use Signature property instead")]
    public DerBitString GetSignature()
        {
            return signature;
        }

    public DerBitString Signature
    {
      get { return signature; }
    }

    [Obsolete("Use Certs property instead")]
    public Asn1Sequence GetCerts()
        {
            return certs;
        }

    public Asn1Sequence Certs
    {
      get { return certs; }
    }

    /**
         * Produce an object suitable for an Asn1OutputStream.
         * <pre>
         * BasicOcspResponse       ::= Sequence {
         *      tbsResponseData      ResponseData,
         *      signatureAlgorithm   AlgorithmIdentifier,
         *      signature            BIT STRING,
         *      certs                [0] EXPLICIT Sequence OF Certificate OPTIONAL }
         * </pre>
         */
        public override Asn1Object ToAsn1Object()
        {
            Asn1EncodableVector v = new Asn1EncodableVector(
        tbsResponseData, signatureAlgorithm, signature);

      if (certs != null)
            {
                v.Add(new DerTaggedObject(true, 0, certs));
            }

      return new DerSequence(v);
        }
    }
}