summary refs log tree commit diff
path: root/crypto/src/asn1/x509/sigi/NameOrPseudonym.cs
blob: 222895cf1c7f2484cea1239a7270cc7594823007 (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
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
using System;
using System.Collections;

using Org.BouncyCastle.Asn1.X500;

namespace Org.BouncyCastle.Asn1.X509.SigI
{
	/**
	* Structure for a name or pseudonym.
	* 
	* <pre>
	*       NameOrPseudonym ::= CHOICE {
	*     	   surAndGivenName SEQUENCE {
	*     	     surName DirectoryString,
	*     	     givenName SEQUENCE OF DirectoryString 
	*         },
	*     	   pseudonym DirectoryString 
	*       }
	* </pre>
	* 
	* @see org.bouncycastle.asn1.x509.sigi.PersonalData
	* 
	*/
	public class NameOrPseudonym
		: Asn1Encodable, IAsn1Choice
	{
		private readonly DirectoryString	pseudonym;
		private readonly DirectoryString	surname;
		private readonly Asn1Sequence		givenName;

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

			if (obj is IAsn1String)
			{
				return new NameOrPseudonym(DirectoryString.GetInstance(obj));
			}

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

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

		/**
		* Constructor from DERString.
		* <p/>
		* The sequence is of type NameOrPseudonym:
		* <p/>
		* <pre>
		*       NameOrPseudonym ::= CHOICE {
		*     	   surAndGivenName SEQUENCE {
		*     	     surName DirectoryString,
		*     	     givenName SEQUENCE OF DirectoryString
		*         },
		*     	   pseudonym DirectoryString
		*       }
		* </pre>
		* @param pseudonym pseudonym value to use.
		*/
		public NameOrPseudonym(
			DirectoryString pseudonym)
		{
			this.pseudonym = pseudonym;
		}

		/**
		* Constructor from Asn1Sequence.
		* <p/>
		* The sequence is of type NameOrPseudonym:
		* <p/>
		* <pre>
		*       NameOrPseudonym ::= CHOICE {
		*     	   surAndGivenName SEQUENCE {
		*     	     surName DirectoryString,
		*     	     givenName SEQUENCE OF DirectoryString
		*         },
		*     	   pseudonym DirectoryString
		*       }
		* </pre>
		*
		* @param seq The ASN.1 sequence.
		*/
		private NameOrPseudonym(
			Asn1Sequence seq)
		{
			if (seq.Count != 2)
				throw new ArgumentException("Bad sequence size: " + seq.Count);

			if (!(seq[0] is IAsn1String))
				throw new ArgumentException("Bad object encountered: " + seq[0].GetType().Name);

			surname = DirectoryString.GetInstance(seq[0]);
			givenName = Asn1Sequence.GetInstance(seq[1]);
		}

		/**
		* Constructor from a given details.
		*
		* @param pseudonym The pseudonym.
		*/
		public NameOrPseudonym(
			string pseudonym)
			: this(new DirectoryString(pseudonym))
		{
		}

		/**
		 * Constructor from a given details.
		 *
		 * @param surname   The surname.
		 * @param givenName A sequence of directory strings making up the givenName
		 */
		public NameOrPseudonym(
			DirectoryString	surname,
			Asn1Sequence	givenName)
		{
			this.surname = surname;
			this.givenName = givenName;
		}

		public DirectoryString Pseudonym
		{
			get { return pseudonym; }
		}

		public DirectoryString Surname
		{
			get { return surname; }
		}

		public DirectoryString[] GetGivenName()
		{
			DirectoryString[] items = new DirectoryString[givenName.Count];
			int count = 0;
			foreach (object o in givenName)
			{
				items[count++] = DirectoryString.GetInstance(o);
			}
			return items;
		}

		/**
		* Produce an object suitable for an Asn1OutputStream.
		* <p/>
		* Returns:
		* <p/>
		* <pre>
		*       NameOrPseudonym ::= CHOICE {
		*     	   surAndGivenName SEQUENCE {
		*     	     surName DirectoryString,
		*     	     givenName SEQUENCE OF DirectoryString
		*         },
		*     	   pseudonym DirectoryString
		*       }
		* </pre>
		*
		* @return an Asn1Object
		*/
		public override Asn1Object ToAsn1Object()
		{
			if (pseudonym != null)
			{
				return pseudonym.ToAsn1Object();
			}

			return new DerSequence(surname, givenName);
		}
	}
}