summary refs log tree commit diff
path: root/crypto/src/asn1/ess/ESSCertID.cs
blob: 7e5fe4c1e9aa5670eb2a5708b78efa3532f0cd7b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
using System;

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

namespace Org.BouncyCastle.Asn1.Ess
{
	public class EssCertID
		: Asn1Encodable
	{
		private Asn1OctetString certHash;
		private IssuerSerial issuerSerial;

		public static EssCertID GetInstance(
			object o)
		{
			if (o == null || o is EssCertID)
			{
				return (EssCertID) o;
			}

			if (o is Asn1Sequence)
			{
				return new EssCertID((Asn1Sequence) o);
			}

			throw new ArgumentException(
				"unknown object in 'EssCertID' factory : "
                + Platform.GetTypeName(o) + ".");
		}

		/**
		 * constructor
		 */
		public EssCertID(
			Asn1Sequence seq)
		{
			if (seq.Count < 1 || seq.Count > 2)
			{
				throw new ArgumentException("Bad sequence size: " + seq.Count);
			}

			this.certHash = Asn1OctetString.GetInstance(seq[0]);

			if (seq.Count > 1)
			{
				issuerSerial = IssuerSerial.GetInstance(seq[1]);
			}
		}

		public EssCertID(
			byte[] hash)
		{
			certHash = new DerOctetString(hash);
		}

		public EssCertID(
			byte[]			hash,
			IssuerSerial	issuerSerial)
		{
			this.certHash = new DerOctetString(hash);
			this.issuerSerial = issuerSerial;
		}

		public byte[] GetCertHash()
		{
			return certHash.GetOctets();
		}

		public IssuerSerial IssuerSerial
		{
			get { return issuerSerial; }
		}

		/**
		 * <pre>
		 * EssCertID ::= SEQUENCE {
		 *     certHash Hash,
		 *     issuerSerial IssuerSerial OPTIONAL }
		 * </pre>
		 */
		public override Asn1Object ToAsn1Object()
		{
			Asn1EncodableVector v = new Asn1EncodableVector(certHash);
            v.AddOptional(issuerSerial);
			return new DerSequence(v);
		}
	}
}