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
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
|
package org.bouncycastle.cms.test;
import java.io.ByteArrayOutputStream;
import java.io.OutputStream;
import java.security.KeyPair;
import java.security.Security;
import java.security.cert.X509Certificate;
import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.oiw.OIWObjectIdentifiers;
import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
import org.bouncycastle.cert.X509CertificateHolder;
import org.bouncycastle.cms.CMSAlgorithm;
import org.bouncycastle.cms.CMSAuthenticatedDataParser;
import org.bouncycastle.cms.CMSAuthenticatedDataStreamGenerator;
import org.bouncycastle.cms.OriginatorInfoGenerator;
import org.bouncycastle.cms.RecipientInformation;
import org.bouncycastle.cms.RecipientInformationStore;
import org.bouncycastle.cms.jcajce.JceCMSMacCalculatorBuilder;
import org.bouncycastle.cms.jcajce.JceKeyTransAuthenticatedRecipient;
import org.bouncycastle.cms.jcajce.JceKeyTransRecipientInfoGenerator;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.operator.DigestCalculatorProvider;
import org.bouncycastle.operator.jcajce.JcaDigestCalculatorProviderBuilder;
public class NewAuthenticatedDataStreamTest
extends TestCase
{
private static final String BC = BouncyCastleProvider.PROVIDER_NAME;
private static String _signDN;
private static KeyPair _signKP;
private static X509Certificate _signCert;
private static String _origDN;
private static KeyPair _origKP;
private static X509Certificate _origCert;
private static String _reciDN;
private static KeyPair _reciKP;
private static X509Certificate _reciCert;
private static KeyPair _origEcKP;
private static KeyPair _reciEcKP;
private static X509Certificate _reciEcCert;
private static boolean _initialised = false;
public boolean DEBUG = true;
private static void init()
throws Exception
{
if (!_initialised)
{
_initialised = true;
Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());
_signDN = "O=Bouncy Castle, C=AU";
_signKP = CMSTestUtil.makeKeyPair();
_signCert = CMSTestUtil.makeCertificate(_signKP, _signDN, _signKP, _signDN);
_origDN = "CN=Bob, OU=Sales, O=Bouncy Castle, C=AU";
_origKP = CMSTestUtil.makeKeyPair();
_origCert = CMSTestUtil.makeCertificate(_origKP, _origDN, _signKP, _signDN);
_reciDN = "CN=Doug, OU=Sales, O=Bouncy Castle, C=AU";
_reciKP = CMSTestUtil.makeKeyPair();
_reciCert = CMSTestUtil.makeCertificate(_reciKP, _reciDN, _signKP, _signDN);
_origEcKP = CMSTestUtil.makeEcDsaKeyPair();
_reciEcKP = CMSTestUtil.makeEcDsaKeyPair();
_reciEcCert = CMSTestUtil.makeCertificate(_reciEcKP, _reciDN, _signKP, _signDN);
}
}
public void setUp()
throws Exception
{
init();
}
public NewAuthenticatedDataStreamTest(String name)
{
super(name);
}
public static void main(String args[])
{
junit.textui.TestRunner.run(NewAuthenticatedDataStreamTest.class);
}
public static Test suite()
throws Exception
{
init();
return new CMSTestSetup(new TestSuite(NewAuthenticatedDataStreamTest.class));
}
public void testKeyTransDESede()
throws Exception
{
tryKeyTrans(CMSAlgorithm.DES_EDE3_CBC);
}
public void testKeyTransDESedeWithDigest()
throws Exception
{
tryKeyTransWithDigest(CMSAlgorithm.DES_EDE3_CBC);
}
public void testOriginatorInfo()
throws Exception
{
ASN1ObjectIdentifier macAlg = CMSAlgorithm.DES_EDE3_CBC;
byte[] data = "Eric H. Echidna".getBytes();
CMSAuthenticatedDataStreamGenerator adGen = new CMSAuthenticatedDataStreamGenerator();
ByteArrayOutputStream bOut = new ByteArrayOutputStream();
X509CertificateHolder origCert = new X509CertificateHolder(_origCert.getEncoded());
adGen.setOriginatorInfo(new OriginatorInfoGenerator(origCert).generate());
adGen.addRecipientInfoGenerator(new JceKeyTransRecipientInfoGenerator(_reciCert).setProvider(BC));
OutputStream aOut = adGen.open(bOut, new JceCMSMacCalculatorBuilder(macAlg).setProvider(BC).build());
aOut.write(data);
aOut.close();
CMSAuthenticatedDataParser ad = new CMSAuthenticatedDataParser(bOut.toByteArray());
assertTrue(ad.getOriginatorInfo().getCertificates().getMatches(null).contains(origCert));
RecipientInformationStore recipients = ad.getRecipientInfos();
assertEquals(ad.getMacAlgOID(), macAlg.getId());
Collection c = recipients.getRecipients();
assertEquals(1, c.size());
Iterator it = c.iterator();
while (it.hasNext())
{
RecipientInformation recipient = (RecipientInformation)it.next();
assertEquals(recipient.getKeyEncryptionAlgOID(), PKCSObjectIdentifiers.rsaEncryption.getId());
byte[] recData = recipient.getContent(new JceKeyTransAuthenticatedRecipient(_reciKP.getPrivate()).setProvider(BC));
assertTrue(Arrays.equals(data, recData));
assertTrue(Arrays.equals(ad.getMac(), recipient.getMac()));
}
}
private void tryKeyTrans(ASN1ObjectIdentifier macAlg)
throws Exception
{
byte[] data = "Eric H. Echidna".getBytes();
CMSAuthenticatedDataStreamGenerator adGen = new CMSAuthenticatedDataStreamGenerator();
ByteArrayOutputStream bOut = new ByteArrayOutputStream();
adGen.addRecipientInfoGenerator(new JceKeyTransRecipientInfoGenerator(_reciCert).setProvider(BC));
OutputStream aOut = adGen.open(bOut, new JceCMSMacCalculatorBuilder(macAlg).setProvider(BC).build());
aOut.write(data);
aOut.close();
CMSAuthenticatedDataParser ad = new CMSAuthenticatedDataParser(bOut.toByteArray());
RecipientInformationStore recipients = ad.getRecipientInfos();
assertEquals(ad.getMacAlgOID(), macAlg.getId());
Collection c = recipients.getRecipients();
assertEquals(1, c.size());
Iterator it = c.iterator();
while (it.hasNext())
{
RecipientInformation recipient = (RecipientInformation)it.next();
assertEquals(recipient.getKeyEncryptionAlgOID(), PKCSObjectIdentifiers.rsaEncryption.getId());
byte[] recData = recipient.getContent(new JceKeyTransAuthenticatedRecipient(_reciKP.getPrivate()).setProvider(BC));
assertTrue(Arrays.equals(data, recData));
assertTrue(Arrays.equals(ad.getMac(), recipient.getMac()));
}
}
private void tryKeyTransWithDigest(ASN1ObjectIdentifier macAlg)
throws Exception
{
byte[] data = "Eric H. Echidna".getBytes();
CMSAuthenticatedDataStreamGenerator adGen = new CMSAuthenticatedDataStreamGenerator();
ByteArrayOutputStream bOut = new ByteArrayOutputStream();
DigestCalculatorProvider calcProvider = new JcaDigestCalculatorProviderBuilder().setProvider(BC).build();
adGen.addRecipientInfoGenerator(new JceKeyTransRecipientInfoGenerator(_reciCert).setProvider(BC));
OutputStream aOut = adGen.open(bOut, new JceCMSMacCalculatorBuilder(macAlg).setProvider(BC).build(), calcProvider.get(new AlgorithmIdentifier(OIWObjectIdentifiers.idSHA1)));
aOut.write(data);
aOut.close();
CMSAuthenticatedDataParser ad = new CMSAuthenticatedDataParser(bOut.toByteArray(), calcProvider);
RecipientInformationStore recipients = ad.getRecipientInfos();
assertEquals(ad.getMacAlgOID(), macAlg.getId());
Collection c = recipients.getRecipients();
assertEquals(1, c.size());
Iterator it = c.iterator();
while (it.hasNext())
{
RecipientInformation recipient = (RecipientInformation)it.next();
assertEquals(recipient.getKeyEncryptionAlgOID(), PKCSObjectIdentifiers.rsaEncryption.getId());
byte[] recData = recipient.getContent(new JceKeyTransAuthenticatedRecipient(_reciKP.getPrivate()).setProvider(BC));
assertTrue(Arrays.equals(data, recData));
assertTrue(Arrays.equals(ad.getMac(), recipient.getMac()));
assertTrue(Arrays.equals(ad.getContentDigest(), recipient.getContentDigest()));
}
}
}
|
