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
|
package org.bouncycastle.openssl.test;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.StringReader;
import java.io.StringWriter;
import java.math.BigInteger;
import java.security.KeyFactory;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.PrivateKey;
import java.security.SecureRandom;
import java.security.Security;
import java.security.spec.DSAParameterSpec;
import java.security.spec.PKCS8EncodedKeySpec;
import java.security.spec.RSAPrivateCrtKeySpec;
import java.util.List;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.openssl.PEMEncryptedKeyPair;
import org.bouncycastle.openssl.PEMKeyPair;
import org.bouncycastle.openssl.PEMParser;
import org.bouncycastle.openssl.PEMWriter;
import org.bouncycastle.openssl.PasswordFinder;
import org.bouncycastle.openssl.jcajce.JcaMiscPEMGenerator;
import org.bouncycastle.openssl.jcajce.JcaPEMKeyConverter;
import org.bouncycastle.openssl.jcajce.JcePEMDecryptorProviderBuilder;
import org.bouncycastle.openssl.jcajce.JcePEMEncryptorBuilder;
import org.bouncycastle.util.encoders.Base64;
import org.bouncycastle.util.io.pem.PemHeader;
import org.bouncycastle.util.io.pem.PemObject;
import org.bouncycastle.util.test.SimpleTest;
public class WriterTest
extends SimpleTest
{
private static final SecureRandom random = new SecureRandom();
// TODO Replace with a randomly generated key each test run?
private static final RSAPrivateCrtKeySpec testRsaKeySpec = new RSAPrivateCrtKeySpec(
new BigInteger("b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16),
new BigInteger("11", 16),
new BigInteger("9f66f6b05410cd503b2709e88115d55daced94d1a34d4e32bf824d0dde6028ae79c5f07b580f5dce240d7111f7ddb130a7945cd7d957d1920994da389f490c89", 16),
new BigInteger("c0a0758cdf14256f78d4708c86becdead1b50ad4ad6c5c703e2168fbf37884cb", 16),
new BigInteger("f01734d7960ea60070f1b06f2bb81bfac48ff192ae18451d5e56c734a5aab8a5", 16),
new BigInteger("b54bb9edff22051d9ee60f9351a48591b6500a319429c069a3e335a1d6171391", 16),
new BigInteger("d3d83daf2a0cecd3367ae6f8ae1aeb82e9ac2f816c6fc483533d8297dd7884cd", 16),
new BigInteger("b8f52fc6f38593dabb661d3f50f8897f8106eee68b1bce78a95b132b4e5b5d19", 16));
private static final DSAParameterSpec testDsaParams = new DSAParameterSpec(
new BigInteger("7434410770759874867539421675728577177024889699586189000788950934679315164676852047058354758883833299702695428196962057871264685291775577130504050839126673"),
new BigInteger("1138656671590261728308283492178581223478058193247"),
new BigInteger("4182906737723181805517018315469082619513954319976782448649747742951189003482834321192692620856488639629011570381138542789803819092529658402611668375788410"));
private static final PKCS8EncodedKeySpec testEcDsaKeySpec = new PKCS8EncodedKeySpec(
Base64.decode("MIG/AgEAMBAGByqGSM49AgEGBSuBBAAiBIGnMIGkAgEBBDCSBU3vo7ieeKs0ABQamy/ynxlde7Ylr8HmyfLaNnMr" +
"jAwPp9R+KMUEhB7zxSAXv9KgBwYFK4EEACKhZANiAQQyyolMpg+TyB4o9kPWqafHIOe8o9K1glus+w2sY8OIPQQWGb5i5LdAyi" +
"/SscwU24rZM0yiL3BHodp9ccwyhLrFYgXJUOQcCN2dno1GMols5497in5gL5+zn0yMsRtyv5o=")
);
private static final char[] testPassword = "bouncy".toCharArray();
private static final String[] algorithms = new String[]
{
"AES-128-CBC", "AES-128-CFB", "AES-128-ECB", "AES-128-OFB",
"AES-192-CBC", "AES-192-CFB", "AES-192-ECB", "AES-192-OFB",
"AES-256-CBC", "AES-256-CFB", "AES-256-ECB", "AES-256-OFB",
"BF-CBC", "BF-CFB", "BF-ECB", "BF-OFB",
"DES-CBC", "DES-CFB", "DES-ECB", "DES-OFB",
"DES-EDE", "DES-EDE-CBC", "DES-EDE-CFB", "DES-EDE-ECB", "DES-EDE-OFB",
"DES-EDE3", "DES-EDE3-CBC", "DES-EDE3-CFB", "DES-EDE3-ECB", "DES-EDE3-OFB",
"RC2-CBC", "RC2-CFB", "RC2-ECB", "RC2-OFB",
"RC2-40-CBC",
"RC2-64-CBC",
};
private class Password
implements PasswordFinder
{
private final char[] password;
public Password(
char[] word)
{
this.password = (char[]) word.clone();
}
public char[] getPassword()
{
return (char[]) password.clone();
}
}
public String getName()
{
return "PEMWriterTest";
}
public void performTest()
throws Exception
{
final String provider = "BC";
KeyPairGenerator dsaKpg = KeyPairGenerator.getInstance("DSA", provider);
dsaKpg.initialize(testDsaParams, random);
KeyPair dsaKp = dsaKpg.generateKeyPair();
PrivateKey testDsaKey = dsaKp.getPrivate();
doWriteReadTest(testDsaKey, provider);
doWriteReadTests(testDsaKey, provider, algorithms);
KeyFactory fact = KeyFactory.getInstance("RSA", provider);
PrivateKey testRsaKey = fact.generatePrivate(testRsaKeySpec);
doWriteReadTest(testRsaKey, provider);
doWriteReadTests(testRsaKey, provider, algorithms);
fact = KeyFactory.getInstance("ECDSA", provider);
PrivateKey testEcDsaKey = fact.generatePrivate(testEcDsaKeySpec);
doWriteReadTest(testEcDsaKey, provider);
doWriteReadTests(testEcDsaKey, provider, algorithms);
KeyPairGenerator kpGen = KeyPairGenerator.getInstance("ECDSA", "BC");
kpGen.initialize(239);
PrivateKey privKey = kpGen.generateKeyPair().getPrivate();
doWriteReadTest(privKey, provider);
doWriteReadTests(privKey, "BC", algorithms);
// override test
PEMWriter pWrt = new PEMWriter(new OutputStreamWriter(new ByteArrayOutputStream()));
Object o = new PemObject("FRED", new byte[100]);
pWrt.writeObject(o);
pWrt.close();
}
private void doWriteReadTests(
PrivateKey akp,
String provider,
String[] algorithms)
throws IOException
{
for (int i = 0; i < algorithms.length; ++i)
{
doWriteReadTest(akp, provider, algorithms[i]);
}
}
private void doWriteReadTest(
PrivateKey akp,
String provider)
throws IOException
{
StringWriter sw = new StringWriter();
PEMWriter pw = new PEMWriter(sw);
pw.writeObject(akp);
pw.close();
String data = sw.toString();
PEMParser pr = new PEMParser(new StringReader(data));
Object o = pr.readObject();
if (o == null || !(o instanceof PEMKeyPair))
{
fail("Didn't find OpenSSL key");
}
KeyPair kp = new JcaPEMKeyConverter().setProvider("BC").getKeyPair((PEMKeyPair)o);
PrivateKey privKey = kp.getPrivate();
if (!akp.equals(privKey))
{
fail("Failed to read back test");
}
}
private void doWriteReadTest(
PrivateKey akp,
String provider,
String algorithm)
throws IOException
{
StringWriter sw = new StringWriter();
PEMWriter pw = new PEMWriter(sw);
pw.writeObject(new JcaMiscPEMGenerator(akp, new JcePEMEncryptorBuilder(algorithm).setSecureRandom(random).build(testPassword)));
pw.close();
String data = sw.toString();
PEMParser pRaw = new PEMParser(new StringReader(data));
PemObject pemObject = pRaw.readPemObject();
List headers = pemObject.getHeaders();
for (int i = 0; i != headers.size(); i++)
{
PemHeader pemH = (PemHeader)headers.get(i);
if (pemH.getName().equals("DEK-Info"))
{
String v = pemH.getValue();
for (int j = 0; j != v.length(); j++)
{
if (v.charAt(j) >= 'a' && v.charAt(j) <= 'f')
{
fail("lower case detected in DEK-Info: " + v);
}
}
}
}
PEMParser pr = new PEMParser(new StringReader(data));
Object o = pr.readObject();
if (o == null || !(o instanceof PEMEncryptedKeyPair))
{
fail("Didn't find OpenSSL key");
}
KeyPair kp = new JcaPEMKeyConverter().setProvider("BC").getKeyPair(((PEMEncryptedKeyPair)o).decryptKeyPair(new JcePEMDecryptorProviderBuilder().setProvider("BC").build(testPassword)));
PrivateKey privKey = kp.getPrivate();
if (!akp.equals(privKey))
{
fail("Failed to read back test key encoded with: " + algorithm);
}
}
public static void main(
String[] args)
{
Security.addProvider(new BouncyCastleProvider());
runTest(new WriterTest());
}
}
|
