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The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.4. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.
package org.bouncycastle.cms;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.DERTaggedObject;
import org.bouncycastle.asn1.cms.CMSObjectIdentifiers;
import org.bouncycastle.asn1.cms.OtherRevocationInfoFormat;
import org.bouncycastle.asn1.cryptopro.CryptoProObjectIdentifiers;
import org.bouncycastle.asn1.nist.NISTObjectIdentifiers;
import org.bouncycastle.asn1.oiw.OIWObjectIdentifiers;
import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers;
import org.bouncycastle.asn1.rosstandart.RosstandartObjectIdentifiers;
import org.bouncycastle.asn1.teletrust.TeleTrusTObjectIdentifiers;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
import org.bouncycastle.asn1.x9.X9ObjectIdentifiers;
import org.bouncycastle.cert.X509AttributeCertificateHolder;
import org.bouncycastle.cert.X509CRLHolder;
import org.bouncycastle.cert.X509CertificateHolder;
import org.bouncycastle.operator.DefaultDigestAlgorithmIdentifierFinder;
import org.bouncycastle.operator.DigestAlgorithmIdentifierFinder;
import org.bouncycastle.util.Arrays;
import org.bouncycastle.util.Store;
public class CMSSignedGenerator
{
/**
* Default type for the signed data.
*/
public static final String DATA = CMSObjectIdentifiers.data.getId();
public static final String DIGEST_SHA1 = OIWObjectIdentifiers.idSHA1.getId();
public static final String DIGEST_SHA224 = NISTObjectIdentifiers.id_sha224.getId();
public static final String DIGEST_SHA256 = NISTObjectIdentifiers.id_sha256.getId();
public static final String DIGEST_SHA384 = NISTObjectIdentifiers.id_sha384.getId();
public static final String DIGEST_SHA512 = NISTObjectIdentifiers.id_sha512.getId();
public static final String DIGEST_MD5 = PKCSObjectIdentifiers.md5.getId();
public static final String DIGEST_GOST3411 = CryptoProObjectIdentifiers.gostR3411.getId();
public static final String DIGEST_RIPEMD128 = TeleTrusTObjectIdentifiers.ripemd128.getId();
public static final String DIGEST_RIPEMD160 = TeleTrusTObjectIdentifiers.ripemd160.getId();
public static final String DIGEST_RIPEMD256 = TeleTrusTObjectIdentifiers.ripemd256.getId();
public static final String ENCRYPTION_RSA = PKCSObjectIdentifiers.rsaEncryption.getId();
public static final String ENCRYPTION_DSA = X9ObjectIdentifiers.id_dsa_with_sha1.getId();
public static final String ENCRYPTION_ECDSA = X9ObjectIdentifiers.ecdsa_with_SHA1.getId();
public static final String ENCRYPTION_RSA_PSS = PKCSObjectIdentifiers.id_RSASSA_PSS.getId();
public static final String ENCRYPTION_GOST3410 = CryptoProObjectIdentifiers.gostR3410_94.getId();
public static final String ENCRYPTION_ECGOST3410 = CryptoProObjectIdentifiers.gostR3410_2001.getId();
public static final String ENCRYPTION_ECGOST3410_2012_256 = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_256.getId();
public static final String ENCRYPTION_ECGOST3410_2012_512 = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512.getId();
private static final String ENCRYPTION_ECDSA_WITH_SHA1 = X9ObjectIdentifiers.ecdsa_with_SHA1.getId();
private static final String ENCRYPTION_ECDSA_WITH_SHA224 = X9ObjectIdentifiers.ecdsa_with_SHA224.getId();
private static final String ENCRYPTION_ECDSA_WITH_SHA256 = X9ObjectIdentifiers.ecdsa_with_SHA256.getId();
private static final String ENCRYPTION_ECDSA_WITH_SHA384 = X9ObjectIdentifiers.ecdsa_with_SHA384.getId();
private static final String ENCRYPTION_ECDSA_WITH_SHA512 = X9ObjectIdentifiers.ecdsa_with_SHA512.getId();
private static final Set NO_PARAMS = new HashSet();
private static final Map EC_ALGORITHMS = new HashMap();
static
{
NO_PARAMS.add(ENCRYPTION_DSA);
NO_PARAMS.add(ENCRYPTION_ECDSA);
NO_PARAMS.add(ENCRYPTION_ECDSA_WITH_SHA1);
NO_PARAMS.add(ENCRYPTION_ECDSA_WITH_SHA224);
NO_PARAMS.add(ENCRYPTION_ECDSA_WITH_SHA256);
NO_PARAMS.add(ENCRYPTION_ECDSA_WITH_SHA384);
NO_PARAMS.add(ENCRYPTION_ECDSA_WITH_SHA512);
EC_ALGORITHMS.put(DIGEST_SHA1, ENCRYPTION_ECDSA_WITH_SHA1);
EC_ALGORITHMS.put(DIGEST_SHA224, ENCRYPTION_ECDSA_WITH_SHA224);
EC_ALGORITHMS.put(DIGEST_SHA256, ENCRYPTION_ECDSA_WITH_SHA256);
EC_ALGORITHMS.put(DIGEST_SHA384, ENCRYPTION_ECDSA_WITH_SHA384);
EC_ALGORITHMS.put(DIGEST_SHA512, ENCRYPTION_ECDSA_WITH_SHA512);
}
protected List certs = new ArrayList();
protected List crls = new ArrayList();
protected List _signers = new ArrayList();
protected List signerGens = new ArrayList();
protected Map digests = new HashMap();
protected DigestAlgorithmIdentifierFinder digestAlgIdFinder;
/**
* base constructor
*/
protected CMSSignedGenerator()
{
this(new DefaultDigestAlgorithmIdentifierFinder());
}
protected CMSSignedGenerator(DigestAlgorithmIdentifierFinder digestAlgIdFinder)
{
this.digestAlgIdFinder = digestAlgIdFinder;
}
protected Map getBaseParameters(ASN1ObjectIdentifier contentType, AlgorithmIdentifier digAlgId, byte[] hash)
{
Map param = new HashMap();
param.put(CMSAttributeTableGenerator.CONTENT_TYPE, contentType);
param.put(CMSAttributeTableGenerator.DIGEST_ALGORITHM_IDENTIFIER, digAlgId);
param.put(CMSAttributeTableGenerator.DIGEST, Arrays.clone(hash));
return param;
}
/**
* Add a certificate to the certificate set to be included with the generated SignedData message.
*
* @param certificate the certificate to be included.
* @throws CMSException if the certificate cannot be encoded for adding.
*/
public void addCertificate(
X509CertificateHolder certificate)
throws CMSException
{
certs.add(certificate.toASN1Structure());
}
/**
* Add the certificates in certStore to the certificate set to be included with the generated SignedData message.
*
* @param certStore the store containing the certificates to be included.
* @throws CMSException if the certificates cannot be encoded for adding.
*/
public void addCertificates(
Store certStore)
throws CMSException
{
certs.addAll(CMSUtils.getCertificatesFromStore(certStore));
}
/**
* Add a CRL to the CRL set to be included with the generated SignedData message.
*
* @param crl the CRL to be included.
*/
public void addCRL(X509CRLHolder crl)
{
crls.add(crl.toASN1Structure());
}
/**
* Add the CRLs in crlStore to the CRL set to be included with the generated SignedData message.
*
* @param crlStore the store containing the CRLs to be included.
* @throws CMSException if the CRLs cannot be encoded for adding.
*/
public void addCRLs(
Store crlStore)
throws CMSException
{
crls.addAll(CMSUtils.getCRLsFromStore(crlStore));
}
/**
* Add the attribute certificates in attrStore to the certificate set to be included with the generated SignedData message.
*
* @param attrCert the store containing the certificates to be included.
* @throws CMSException if the attribute certificate cannot be encoded for adding.
*/
public void addAttributeCertificate(
X509AttributeCertificateHolder attrCert)
throws CMSException
{
certs.add(new DERTaggedObject(false, 2, attrCert.toASN1Structure()));
}
/**
* Add the attribute certificates in attrStore to the certificate set to be included with the generated SignedData message.
*
* @param attrStore the store containing the certificates to be included.
* @throws CMSException if the attribute certificate cannot be encoded for adding.
*/
public void addAttributeCertificates(
Store attrStore)
throws CMSException
{
certs.addAll(CMSUtils.getAttributeCertificatesFromStore(attrStore));
}
/**
* Add a single instance of otherRevocationData to the CRL set to be included with the generated SignedData message.
*
* @param otherRevocationInfoFormat the OID specifying the format of the otherRevocationInfo data.
* @param otherRevocationInfo the otherRevocationInfo ASN.1 structure.
*/
public void addOtherRevocationInfo(
ASN1ObjectIdentifier otherRevocationInfoFormat,
ASN1Encodable otherRevocationInfo)
{
crls.add(new DERTaggedObject(false, 1, new OtherRevocationInfoFormat(otherRevocationInfoFormat, otherRevocationInfo)));
}
/**
* Add a Store of otherRevocationData to the CRL set to be included with the generated SignedData message.
*
* @param otherRevocationInfoFormat the OID specifying the format of the otherRevocationInfo data.
* @param otherRevocationInfos a Store of otherRevocationInfo data to add.
*/
public void addOtherRevocationInfo(
ASN1ObjectIdentifier otherRevocationInfoFormat,
Store otherRevocationInfos)
{
crls.addAll(CMSUtils.getOthersFromStore(otherRevocationInfoFormat, otherRevocationInfos));
}
/**
* Add a store of pre-calculated signers to the generator.
*
* @param signerStore store of signers
*/
public void addSigners(
SignerInformationStore signerStore)
{
Iterator it = signerStore.getSigners().iterator();
while (it.hasNext())
{
_signers.add(it.next());
}
}
/**
* Add a generator for a particular signer to this CMS SignedData generator.
*
* @param infoGen the generator representing the particular signer.
*/
public void addSignerInfoGenerator(SignerInfoGenerator infoGen)
{
signerGens.add(infoGen);
}
/**
* Return a map of oids and byte arrays representing the digests calculated on the content during
* the last generate.
*
* @return a map of oids (as String objects) and byte[] representing digests.
*/
public Map getGeneratedDigests()
{
return new HashMap(digests);
}
}
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