本文整理汇总了Java中org.bouncycastle.asn1.x509.X509CertificateStructure.getInstance方法的典型用法代码示例。如果您正苦于以下问题：Java X509CertificateStructure.getInstance方法的具体用法？Java X509CertificateStructure.getInstance怎么用？Java X509CertificateStructure.getInstance使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.bouncycastle.asn1.x509.X509CertificateStructure的用法示例。
在下文中一共展示了X509CertificateStructure.getInstance方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: readPKCS7Certificate
import org.bouncycastle.asn1.x509.X509CertificateStructure; //导入方法依赖的package包/类
/**
* read in a BER encoded PKCS7 certificate.
*/
private Certificate readPKCS7Certificate(
InputStream in)
throws IOException
{
BERInputStream dIn = new BERInputStream(in);
ASN1Sequence seq = (ASN1Sequence)dIn.readObject();
if (seq.size() > 1
&& seq.getObjectAt(0) instanceof DERObjectIdentifier)
{
if (seq.getObjectAt(0).equals(PKCSObjectIdentifiers.signedData))
{
sData = new SignedData(ASN1Sequence.getInstance(
(ASN1TaggedObject)seq.getObjectAt(1), true));
return new X509CertificateObject(
X509CertificateStructure.getInstance(
sData.getCertificates().getObjectAt(sDataObjectCount++)));
}
}
return new X509CertificateObject(
X509CertificateStructure.getInstance(seq));
}
示例2: readDERCertificate
import org.bouncycastle.asn1.x509.X509CertificateStructure; //导入方法依赖的package包/类
private Certificate readDERCertificate(
InputStream in)
throws IOException
{
DERInputStream dIn = new DERInputStream(in);
ASN1Sequence seq = (ASN1Sequence)dIn.readObject();
if (seq.size() > 1
&& seq.getObjectAt(0) instanceof DERObjectIdentifier)
{
if (seq.getObjectAt(0).equals(PKCSObjectIdentifiers.signedData))
{
sData = new SignedData(ASN1Sequence.getInstance(
(ASN1TaggedObject)seq.getObjectAt(1), true));
return new X509CertificateObject(
X509CertificateStructure.getInstance(
sData.getCertificates().getObjectAt(sDataObjectCount++)));
}
}
return new X509CertificateObject(
X509CertificateStructure.getInstance(seq));
}
示例3: getExtensions
import org.bouncycastle.asn1.x509.X509CertificateStructure; //导入方法依赖的package包/类
public static X509Extensions getExtensions(X509Certificate cert)
throws Exception
{
ByteArrayInputStream bis = new ByteArrayInputStream(cert.getEncoded());
ASN1InputStream ais = new ASN1InputStream(bis);
DERObject o = ais.readObject();
X509CertificateStructure struct = X509CertificateStructure
.getInstance(o);
return struct.getTBSCertificate().getExtensions();
}
示例4: engineGenerateCertificate
import org.bouncycastle.asn1.x509.X509CertificateStructure; //导入方法依赖的package包/类
/**
* Generates a certificate object and initializes it with the data
* read from the input stream inStream.
*/
public Certificate engineGenerateCertificate(
InputStream in)
throws CertificateException
{
if (sData != null && sDataObjectCount != sData.getCertificates().size())
{
return new X509CertificateObject(
X509CertificateStructure.getInstance(
sData.getCertificates().getObjectAt(sDataObjectCount++)));
}
if (!in.markSupported())
{
in = new BufferedInputStream(in);
}
try
{
in.mark(10);
int tag = in.read();
if (tag == -1)
{
return null;
}
if (tag != 0x30) // assume ascii PEM encoded.
{
in.reset();
return readPEMCertificate(in);
}
else if (in.read() == 0x80) // assume BER encoded.
{
in.reset();
return readPKCS7Certificate(in);
}
else
{
in.reset();
return readDERCertificate(in);
}
}
catch (IOException e)
{
throw new CertificateException(e.toString());
}
}
示例5: testNullDerNullCert
import org.bouncycastle.asn1.x509.X509CertificateStructure; //导入方法依赖的package包/类
private void testNullDerNullCert()
throws Exception
{
KeyPair pair = generateLongFixedKeys();
PublicKey pubKey = pair.getPublic();
PrivateKey privKey = pair.getPrivate();
X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();
certGen.setSerialNumber(BigInteger.valueOf(1));
certGen.setIssuerDN(new X509Principal("CN=Test"));
certGen.setNotBefore(new Date(System.currentTimeMillis() - 50000));
certGen.setNotAfter(new Date(System.currentTimeMillis() + 50000));
certGen.setSubjectDN(new X509Principal("CN=Test"));
certGen.setPublicKey(pubKey);
certGen.setSignatureAlgorithm("MD5WithRSAEncryption");
X509Certificate cert = certGen.generate(privKey, "BC");
X509CertificateStructure struct = X509CertificateStructure.getInstance(ASN1Primitive.fromByteArray(cert.getEncoded()));
ASN1Encodable tbsCertificate = struct.getTBSCertificate();
AlgorithmIdentifier sig = struct.getSignatureAlgorithm();
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(tbsCertificate);
v.add(new AlgorithmIdentifier(sig.getObjectId()));
v.add(struct.getSignature());
// verify
ByteArrayInputStream bIn;
String dump = "";
try
{
bIn = new ByteArrayInputStream(new DERSequence(v).getEncoded());
CertificateFactory fact = CertificateFactory.getInstance("X.509", "BC");
cert = (X509Certificate)fact.generateCertificate(bIn);
cert.verify(cert.getPublicKey());
}
catch (Exception e)
{
fail(dump + System.getProperty("line.separator") + getName() + ": testNullDerNull failed - exception " + e.toString(), e);
}
}
示例6: testNullDerNullCert
import org.bouncycastle.asn1.x509.X509CertificateStructure; //导入方法依赖的package包/类
private void testNullDerNullCert()
throws Exception
{
KeyPair pair = generateLongFixedKeys();
PublicKey pubKey = pair.getPublic();
PrivateKey privKey = pair.getPrivate();
ContentSigner sigGen = new JcaContentSignerBuilder("MD5WithRSAEncryption").setProvider(BC).build(privKey);
JcaX509v3CertificateBuilder certGen = new JcaX509v3CertificateBuilder(new X500Name("CN=Test"),BigInteger.valueOf(1),new Date(System.currentTimeMillis() - 50000),new Date(System.currentTimeMillis() + 50000),new X500Name("CN=Test"),pubKey);
X509Certificate cert = new JcaX509CertificateConverter().setProvider(BC).getCertificate(certGen.build(sigGen));
X509CertificateStructure struct = X509CertificateStructure.getInstance(ASN1Primitive.fromByteArray(cert.getEncoded()));
ASN1Encodable tbsCertificate = struct.getTBSCertificate();
AlgorithmIdentifier sig = struct.getSignatureAlgorithm();
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(tbsCertificate);
v.add(new AlgorithmIdentifier(sig.getAlgorithm()));
v.add(struct.getSignature());
// verify
ByteArrayInputStream bIn;
String dump = "";
try
{
bIn = new ByteArrayInputStream(new DERSequence(v).getEncoded());
CertificateFactory fact = CertificateFactory.getInstance("X.509", BC);
cert = (X509Certificate)fact.generateCertificate(bIn);
cert.verify(cert.getPublicKey());
}
catch (Exception e)
{
fail(dump + System.getProperty("line.separator") + getName() + ": testNullDerNull failed - exception " + e.toString(), e);
}
}