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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
//
// SHA512TestBase.cs - NUnit Test Cases for SHA512
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2002 Motus Technologies Inc. (http://www.motus.com)
// Copyright (C) 2004, 2007-2008 Novell, Inc (http://www.novell.com)
//
using NUnit.Framework;
using System;
using System.IO;
using System.Security.Cryptography;
using System.Text;
namespace MonoTests.System.Security.Cryptography {
// References:
// a. FIPS PUB 180-2: Secure Hash Standard
// http://csrc.nist.gov/publications/fips/fips180-2/fip180-2.txt
// SHA512 is a abstract class - so most of the test included here wont be tested
// on the abstract class but should be tested in ALL its descendants.
// we can't make this a [TestFixture] since the class is shared with System.Core
// and causes issues in XA where these are in the same process.
public abstract class SHA512TestBase : HashAlgorithmTestBase {
[SetUp]
public override void SetUp ()
{
hash = SHA512.Create ();
}
// the hash algorithm only exists as a managed implementation
public override bool ManagedHashImplementation {
get { return true; }
}
// test vectors from NIST FIPS 186-2
private string input1 = "abc";
private string input2 = "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu";
public void FIPS186_Test1 (SHA512 hash)
{
string className = hash.ToString ();
byte[] result = { 0xdd, 0xaf, 0x35, 0xa1, 0x93, 0x61, 0x7a, 0xba,
0xcc, 0x41, 0x73, 0x49, 0xae, 0x20, 0x41, 0x31,
0x12, 0xe6, 0xfa, 0x4e, 0x89, 0xa9, 0x7e, 0xa2,
0x0a, 0x9e, 0xee, 0xe6, 0x4b, 0x55, 0xd3, 0x9a,
0x21, 0x92, 0x99, 0x2a, 0x27, 0x4f, 0xc1, 0xa8,
0x36, 0xba, 0x3c, 0x23, 0xa3, 0xfe, 0xeb, 0xbd,
0x45, 0x4d, 0x44, 0x23, 0x64, 0x3c, 0xe8, 0x0e,
0x2a, 0x9a, 0xc9, 0x4f, 0xa5, 0x4c, 0xa4, 0x9f };
byte[] input = Encoding.Default.GetBytes (input1);
string testName = className + " 1";
FIPS186_a (testName, hash, input, result);
FIPS186_b (testName, hash, input, result);
FIPS186_c (testName, hash, input, result);
FIPS186_d (testName, hash, input, result);
FIPS186_e (testName, hash, input, result);
}
public void FIPS186_Test2 (SHA512 hash)
{
string className = hash.ToString ();
byte[] result = { 0x8e, 0x95, 0x9b, 0x75, 0xda, 0xe3, 0x13, 0xda,
0x8c, 0xf4, 0xf7, 0x28, 0x14, 0xfc, 0x14, 0x3f,
0x8f, 0x77, 0x79, 0xc6, 0xeb, 0x9f, 0x7f, 0xa1,
0x72, 0x99, 0xae, 0xad, 0xb6, 0x88, 0x90, 0x18,
0x50, 0x1d, 0x28, 0x9e, 0x49, 0x00, 0xf7, 0xe4,
0x33, 0x1b, 0x99, 0xde, 0xc4, 0xb5, 0x43, 0x3a,
0xc7, 0xd3, 0x29, 0xee, 0xb6, 0xdd, 0x26, 0x54,
0x5e, 0x96, 0xe5, 0x5b, 0x87, 0x4b, 0xe9, 0x09 };
byte[] input = Encoding.Default.GetBytes (input2);
string testName = className + " 2";
FIPS186_a (testName, hash, input, result);
FIPS186_b (testName, hash, input, result);
FIPS186_c (testName, hash, input, result);
FIPS186_d (testName, hash, input, result);
FIPS186_e (testName, hash, input, result);
}
public void FIPS186_Test3 (SHA512 hash)
{
string className = hash.ToString ();
byte[] result = { 0xe7, 0x18, 0x48, 0x3d, 0x0c, 0xe7, 0x69, 0x64,
0x4e, 0x2e, 0x42, 0xc7, 0xbc, 0x15, 0xb4, 0x63,
0x8e, 0x1f, 0x98, 0xb1, 0x3b, 0x20, 0x44, 0x28,
0x56, 0x32, 0xa8, 0x03, 0xaf, 0xa9, 0x73, 0xeb,
0xde, 0x0f, 0xf2, 0x44, 0x87, 0x7e, 0xa6, 0x0a,
0x4c, 0xb0, 0x43, 0x2c, 0xe5, 0x77, 0xc3, 0x1b,
0xeb, 0x00, 0x9c, 0x5c, 0x2c, 0x49, 0xaa, 0x2e,
0x4e, 0xad, 0xb2, 0x17, 0xad, 0x8c, 0xc0, 0x9b };
byte[] input = new byte [1000000];
for (int i = 0; i < 1000000; i++)
input[i] = 0x61; // a
string testName = className + " 3";
FIPS186_a (testName, hash, input, result);
FIPS186_b (testName, hash, input, result);
FIPS186_c (testName, hash, input, result);
FIPS186_d (testName, hash, input, result);
FIPS186_e (testName, hash, input, result);
}
public void FIPS186_a (string testName, SHA512 hash, byte[] input, byte[] result)
{
byte[] output = hash.ComputeHash (input);
Assert.AreEqual (result, output, testName + ".a.1");
Assert.AreEqual (result, hash.Hash, testName + ".a.2");
// required or next operation will still return old hash
hash.Initialize ();
}
public void FIPS186_b (string testName, SHA512 hash, byte[] input, byte[] result)
{
byte[] output = hash.ComputeHash (input, 0, input.Length);
Assert.AreEqual (result, output, testName + ".b.1");
Assert.AreEqual (result, hash.Hash, testName + ".b.2");
// required or next operation will still return old hash
hash.Initialize ();
}
public void FIPS186_c (string testName, SHA512 hash, byte[] input, byte[] result)
{
MemoryStream ms = new MemoryStream (input);
byte[] output = hash.ComputeHash (ms);
Assert.AreEqual (result, output, testName + ".c.1");
Assert.AreEqual (result, hash.Hash, testName + ".c.2");
// required or next operation will still return old hash
hash.Initialize ();
}
public void FIPS186_d (string testName, SHA512 hash, byte[] input, byte[] result)
{
byte[] output = hash.TransformFinalBlock (input, 0, input.Length);
// LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue !
// AssertEquals( testName + ".d.1", result, output );
Assert.IsNotNull (output, testName + ".d.1");
Assert.AreEqual (result, hash.Hash, testName + ".d.2");
// required or next operation will still return old hash
hash.Initialize ();
}
public void FIPS186_e (string testName, SHA512 hash, byte[] input, byte[] result)
{
byte[] copy = new byte [input.Length];
for (int i=0; i < input.Length - 1; i++)
hash.TransformBlock (input, i, 1, copy, i);
byte[] output = hash.TransformFinalBlock (input, input.Length - 1, 1);
// LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue !
// AssertEquals (testName + ".e.1", result, output);
Assert.IsNotNull (output, testName + ".e.1");
Assert.AreEqual (result, hash.Hash, testName + ".e.2");
// required or next operation will still return old hash
hash.Initialize ();
}
[Test]
public override void Create ()
{
// Note: These tests will only be valid without a "machine.config" file
// or a "machine.config" file that do not modify the default algorithm
// configuration.
const string defaultSHA512 = "System.Security.Cryptography.SHA512Managed";
// try to build the default implementation
SHA512 hash = SHA512.Create ();
Assert.AreEqual (hash.ToString (), defaultSHA512, "SHA512.Create()");
// try to build, in every way, a SHA512 implementation
hash = SHA512.Create ("SHA512");
Assert.AreEqual (hash.ToString (), defaultSHA512, "SHA512.Create('SHA512')");
hash = SHA512.Create ("SHA-512");
Assert.AreEqual (hash.ToString (), defaultSHA512, "SHA512.Create('SHA-512')");
}
[Test]
[ExpectedException (typeof (InvalidCastException))]
public void CreateIncorrect ()
{
// try to build an incorrect hash algorithms
hash = SHA512.Create ("MD5");
}
[Test]
public void CreateInvalid ()
{
// try to build invalid implementation
hash = SHA512.Create ("InvalidHash");
Assert.IsNull (hash, "SHA512.Create('InvalidHash')");
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public override void CreateNull ()
{
// try to build null implementation
hash = SHA512.Create (null);
}
// none of those values changes for any implementation of defaultSHA512
[Test]
public virtual void StaticInfo ()
{
string className = hash.ToString ();
Assert.AreEqual (512, hash.HashSize, className + ".HashSize");
Assert.AreEqual (1, hash.InputBlockSize, className + ".InputBlockSize");
Assert.AreEqual (1, hash.OutputBlockSize, className + ".OutputBlockSize");
}
}
}
|
