summary refs log tree commit diff
path: root/crypto/src/asn1/crmf/OptionalValidity.cs
blob: d1a0f7ffbb78a737732c3927d92a775403a2cb46 (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
using System;

using Org.BouncyCastle.Asn1.X509;

namespace Org.BouncyCastle.Asn1.Crmf
{
    public class OptionalValidity
        : Asn1Encodable
    {
        private readonly Time notBefore;
        private readonly Time notAfter;

        private OptionalValidity(Asn1Sequence seq)
        {
            foreach (Asn1TaggedObject tObj in seq)
            {
                if (tObj.TagNo == 0)
                {
                    notBefore = Time.GetInstance(tObj, true);
                }
                else
                {
                    notAfter = Time.GetInstance(tObj, true);
                }
            }
        }

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

            return new OptionalValidity(Asn1Sequence.GetInstance(obj));
        }

        public virtual Time NotBefore
        {
            get { return notBefore; }
        }

        public virtual Time NotAfter
        {
            get { return notAfter; }
        }

        /**
         * <pre>
         * OptionalValidity ::= SEQUENCE {
         *                        notBefore  [0] Time OPTIONAL,
         *                        notAfter   [1] Time OPTIONAL } --at least one MUST be present
         * </pre>
         * @return a basic ASN.1 object representation.
         */
        public override Asn1Object ToAsn1Object()
        {
            Asn1EncodableVector v = new Asn1EncodableVector();

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

            if (notAfter != null)
            {
                v.Add(new DerTaggedObject(true, 1, notAfter));
            }

            return new DerSequence(v);
        }
    }
}