65 lines
1.5 KiB
C#
65 lines
1.5 KiB
C#
using System;
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using System.Collections;
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using Org.BouncyCastle.Asn1;
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using Org.BouncyCastle.Math;
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namespace Org.BouncyCastle.Asn1.Pkcs
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{
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public class PbeParameter
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: Asn1Encodable
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{
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private readonly Asn1OctetString octStr;
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private readonly DerInteger iterationCount;
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public static PbeParameter GetInstance(
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object obj)
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{
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if (obj is PbeParameter || obj == null)
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{
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return (PbeParameter) obj;
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}
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if (obj is Asn1Sequence)
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{
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return new PbeParameter((Asn1Sequence) obj);
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}
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throw new ArgumentException("Unknown object in factory: " + obj.GetType().FullName, "obj");
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}
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private PbeParameter(
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Asn1Sequence seq)
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{
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if (seq.Count != 2)
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throw new ArgumentException("Wrong number of elements in sequence", "seq");
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octStr = Asn1OctetString.GetInstance(seq[0]);
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iterationCount = DerInteger.GetInstance(seq[1]);
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}
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public PbeParameter(
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byte[] salt,
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int iterationCount)
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{
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this.octStr = new DerOctetString(salt);
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this.iterationCount = new DerInteger(iterationCount);
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}
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public byte[] GetSalt()
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{
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return octStr.GetOctets();
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}
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public BigInteger IterationCount
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{
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get { return iterationCount.Value; }
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}
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public override Asn1Object ToAsn1Object()
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{
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return new DerSequence(octStr, iterationCount);
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}
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}
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}
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