blob: 7386e72bafeebb9ffe8c9f2006c8575932db57a5 (
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
|
using System;
using System.Collections.Generic;
using System.IO;
namespace Org.BouncyCastle.Asn1
{
internal class LazyDLSet
: DLSet
{
private byte[] m_encoded;
internal LazyDLSet(byte[] encoded)
: base()
{
if (null == encoded)
throw new ArgumentNullException(nameof(encoded));
m_encoded = encoded;
}
public override Asn1Encodable this[int index]
{
get
{
Force();
return base[index];
}
}
public override IEnumerator<Asn1Encodable> GetEnumerator()
{
byte[] encoded = GetContents();
if (null != encoded)
return new LazyDLEnumerator(encoded);
return base.GetEnumerator();
}
public override int Count
{
get
{
Force();
return base.Count;
}
}
public override Asn1Encodable[] ToArray()
{
Force();
return base.ToArray();
}
public override string ToString()
{
Force();
return base.ToString();
}
internal override IAsn1Encoding GetEncoding(int encoding)
{
if (Asn1OutputStream.EncodingBer == encoding)
{
byte[] encoded = GetContents();
if (null != encoded)
return new ConstructedLazyDLEncoding(Asn1Tags.Universal, Asn1Tags.Set, encoded);
}
else
{
Force();
}
return base.GetEncoding(encoding);
}
internal override IAsn1Encoding GetEncodingImplicit(int encoding, int tagClass, int tagNo)
{
if (Asn1OutputStream.EncodingBer == encoding)
{
byte[] encoded = GetContents();
if (null != encoded)
return new ConstructedLazyDLEncoding(tagClass, tagNo, encoded);
}
else
{
Force();
}
return base.GetEncodingImplicit(encoding, tagClass, tagNo);
}
private void Force()
{
lock (this)
{
if (null != m_encoded)
{
Asn1InputStream input = new LazyAsn1InputStream(m_encoded);
try
{
Asn1EncodableVector v = input.ReadVector();
m_elements = v.TakeElements();
m_sortedElements = m_elements.Length <= 1 ? m_elements : null;
m_encoded = null;
}
catch (IOException e)
{
throw new Asn1ParsingException("malformed ASN.1: " + e.Message, e);
}
}
}
}
private byte[] GetContents()
{
lock (this) return m_encoded;
}
}
}
|
