/**
* Reads in a PKCS7 object. This returns a ContentInfo object suitable for use with the CMS API.
*
* @return the X509Certificate
* @throws java.io.IOException if an I/O error occured
*/
public Object parseObject(PemObject obj) throws IOException {
try {
ASN1InputStream aIn = new ASN1InputStream(obj.getContent());
return ContentInfo.getInstance(aIn.readObject());
} catch (Exception e) {
throw new PEMException("problem parsing PKCS7 object: " + e.toString(), e);
}
}
public void testSHA1WithRSAEncapsulated() throws Exception {
List certList = new ArrayList();
CMSTypedData msg = new CMSProcessableByteArray(TEST_MESSAGE.getBytes());
certList.add(new X509CertificateHolder(keyCert.getEncoded()));
DigestCalculatorProvider digCalcProv = new JcaDigestCalculatorProviderBuilder().build();
CMSSignedDataGenerator gen = new CMSSignedDataGenerator();
gen.addSignerInfoGenerator(
new JcaSignerInfoGeneratorBuilder(digCalcProv)
.build(
new JcaContentSignerBuilder("SHA1withRSA").build(keyPair.getPrivate()), keyCert));
gen.addCertificates(new CollectionStore(certList));
CMSSignedData s = gen.generate(msg, true);
ByteArrayInputStream bIn = new ByteArrayInputStream(s.getEncoded());
ASN1InputStream aIn = new ASN1InputStream(bIn);
s = new CMSSignedData(ContentInfo.getInstance(aIn.readObject()));
Store certsAndCrls = s.getCertificates();
SignerInformationStore signers = s.getSignerInfos();
Collection c = signers.getSigners();
Iterator it = c.iterator();
while (it.hasNext()) {
SignerInformation signer = (SignerInformation) it.next();
Collection certCollection = certsAndCrls.getMatches(signer.getSID());
Iterator certIt = certCollection.iterator();
X509CertificateHolder cert = (X509CertificateHolder) certIt.next();
assertEquals(true, signer.verify(new JcaSimpleSignerInfoVerifierBuilder().build(cert)));
}
}
public void performTest() throws Exception {
PEMParser pemRd = openPEMResource("test.pem");
Object o;
PEMKeyPair pemPair;
KeyPair pair;
while ((o = pemRd.readObject()) != null) {
if (o instanceof KeyPair) {
// pair = (KeyPair)o;
// System.out.println(pair.getPublic());
// System.out.println(pair.getPrivate());
} else {
// System.out.println(o.toString());
}
}
// test bogus lines before begin are ignored.
pemRd = openPEMResource("extratest.pem");
while ((o = pemRd.readObject()) != null) {
if (!(o instanceof X509CertificateHolder)) {
fail("wrong object found");
}
}
//
// pkcs 7 data
//
pemRd = openPEMResource("pkcs7.pem");
ContentInfo d = (ContentInfo) pemRd.readObject();
if (!d.getContentType().equals(CMSObjectIdentifiers.envelopedData)) {
fail("failed envelopedData check");
}
//
// ECKey
//
pemRd = openPEMResource("eckey.pem");
ASN1ObjectIdentifier ecOID = (ASN1ObjectIdentifier) pemRd.readObject();
X9ECParameters ecSpec = ECNamedCurveTable.getByOID(ecOID);
if (ecSpec == null) {
fail("ecSpec not found for named curve");
}
pemPair = (PEMKeyPair) pemRd.readObject();
pair = new JcaPEMKeyConverter().setProvider("BC").getKeyPair(pemPair);
Signature sgr = Signature.getInstance("ECDSA", "BC");
sgr.initSign(pair.getPrivate());
byte[] message = new byte[] {(byte) 'a', (byte) 'b', (byte) 'c'};
sgr.update(message);
byte[] sigBytes = sgr.sign();
sgr.initVerify(pair.getPublic());
sgr.update(message);
if (!sgr.verify(sigBytes)) {
fail("EC verification failed");
}
if (!pair.getPublic().getAlgorithm().equals("ECDSA")) {
fail("wrong algorithm name on public got: " + pair.getPublic().getAlgorithm());
}
if (!pair.getPrivate().getAlgorithm().equals("ECDSA")) {
fail("wrong algorithm name on private");
}
//
// ECKey -- explicit parameters
//
pemRd = openPEMResource("ecexpparam.pem");
ecSpec = (X9ECParameters) pemRd.readObject();
pemPair = (PEMKeyPair) pemRd.readObject();
pair = new JcaPEMKeyConverter().setProvider("BC").getKeyPair(pemPair);
sgr = Signature.getInstance("ECDSA", "BC");
sgr.initSign(pair.getPrivate());
message = new byte[] {(byte) 'a', (byte) 'b', (byte) 'c'};
sgr.update(message);
sigBytes = sgr.sign();
sgr.initVerify(pair.getPublic());
sgr.update(message);
if (!sgr.verify(sigBytes)) {
fail("EC verification failed");
}
if (!pair.getPublic().getAlgorithm().equals("ECDSA")) {
fail("wrong algorithm name on public got: " + pair.getPublic().getAlgorithm());
}
if (!pair.getPrivate().getAlgorithm().equals("ECDSA")) {
fail("wrong algorithm name on private");
}
//
// writer/parser test
//
KeyPairGenerator kpGen = KeyPairGenerator.getInstance("RSA", "BC");
pair = kpGen.generateKeyPair();
keyPairTest("RSA", pair);
kpGen = KeyPairGenerator.getInstance("DSA", "BC");
kpGen.initialize(512, new SecureRandom());
pair = kpGen.generateKeyPair();
keyPairTest("DSA", pair);
//
// PKCS7
//
ByteArrayOutputStream bOut = new ByteArrayOutputStream();
PEMWriter pWrt = new PEMWriter(new OutputStreamWriter(bOut));
pWrt.writeObject(d);
pWrt.close();
pemRd = new PEMParser(new InputStreamReader(new ByteArrayInputStream(bOut.toByteArray())));
d = (ContentInfo) pemRd.readObject();
if (!d.getContentType().equals(CMSObjectIdentifiers.envelopedData)) {
fail("failed envelopedData recode check");
}
// OpenSSL test cases (as embedded resources)
doOpenSslDsaTest("unencrypted");
doOpenSslRsaTest("unencrypted");
doOpenSslTests("aes128");
doOpenSslTests("aes192");
doOpenSslTests("aes256");
doOpenSslTests("blowfish");
doOpenSslTests("des1");
doOpenSslTests("des2");
doOpenSslTests("des3");
doOpenSslTests("rc2_128");
doOpenSslDsaTest("rc2_40_cbc");
doOpenSslRsaTest("rc2_40_cbc");
doOpenSslDsaTest("rc2_64_cbc");
doOpenSslRsaTest("rc2_64_cbc");
doDudPasswordTest("7fd98", 0, "corrupted stream - out of bounds length found");
doDudPasswordTest("ef677", 1, "corrupted stream - out of bounds length found");
doDudPasswordTest("800ce", 2, "unknown tag 26 encountered");
doDudPasswordTest("b6cd8", 3, "DEF length 81 object truncated by 56");
doDudPasswordTest("28ce09", 4, "DEF length 110 object truncated by 28");
doDudPasswordTest("2ac3b9", 5, "DER length more than 4 bytes: 11");
doDudPasswordTest("2cba96", 6, "DEF length 100 object truncated by 35");
doDudPasswordTest("2e3354", 7, "DEF length 42 object truncated by 9");
doDudPasswordTest("2f4142", 8, "DER length more than 4 bytes: 14");
doDudPasswordTest("2fe9bb", 9, "DER length more than 4 bytes: 65");
doDudPasswordTest("3ee7a8", 10, "DER length more than 4 bytes: 57");
doDudPasswordTest("41af75", 11, "unknown tag 16 encountered");
doDudPasswordTest("1704a5", 12, "corrupted stream detected");
doDudPasswordTest(
"1c5822", 13, "unknown object in getInstance: org.mightyfish.asn1.DERUTF8String");
doDudPasswordTest("5a3d16", 14, "corrupted stream detected");
doDudPasswordTest("8d0c97", 15, "corrupted stream detected");
doDudPasswordTest("bc0daf", 16, "corrupted stream detected");
doDudPasswordTest("aaf9c4d", 17, "corrupted stream - out of bounds length found");
doNoPasswordTest();
// encrypted private key test
InputDecryptorProvider pkcs8Prov =
new JceOpenSSLPKCS8DecryptorProviderBuilder().build("password".toCharArray());
pemRd = openPEMResource("enckey.pem");
PKCS8EncryptedPrivateKeyInfo encPrivKeyInfo = (PKCS8EncryptedPrivateKeyInfo) pemRd.readObject();
JcaPEMKeyConverter converter = new JcaPEMKeyConverter().setProvider("BC");
RSAPrivateCrtKey privKey =
(RSAPrivateCrtKey) converter.getPrivateKey(encPrivKeyInfo.decryptPrivateKeyInfo(pkcs8Prov));
if (!privKey.getPublicExponent().equals(new BigInteger("10001", 16))) {
fail("decryption of private key data check failed");
}
// general PKCS8 test
pemRd = openPEMResource("pkcs8test.pem");
Object privInfo;
while ((privInfo = pemRd.readObject()) != null) {
if (privInfo instanceof PrivateKeyInfo) {
privKey = (RSAPrivateCrtKey) converter.getPrivateKey(PrivateKeyInfo.getInstance(privInfo));
} else {
privKey =
(RSAPrivateCrtKey)
converter.getPrivateKey(
((PKCS8EncryptedPrivateKeyInfo) privInfo).decryptPrivateKeyInfo(pkcs8Prov));
}
if (!privKey.getPublicExponent().equals(new BigInteger("10001", 16))) {
fail("decryption of private key data check failed");
}
}
}