public void deleteEntry(
String alias)
{
if (alias == null)
{
throw new ArgumentException("attempt to pass null to deleteEntry");
}
AsymmetricKeyEntry k = (AsymmetricKeyEntry)keys[alias];
if (k != null)
{
keys.Remove(alias);
}
X509CertificateEntry c = (X509CertificateEntry)certs[alias];
if (c != null)
{
certs.Remove(alias);
chainCerts.Remove(new CertId(c.getCertificate().getPublicKey()));
}
if (k != null)
{
String id = (String)localIds[alias];
if (id != null)
{
localIds.Remove(alias);
c = (X509CertificateEntry)keyCerts[id];
}
if (c != null)
{
keyCerts.Remove(id);
chainCerts.Remove(new CertId(c.getCertificate().getPublicKey()));
}
}
if (c == null && k == null)
{
throw new ArgumentException("no such entry as " + alias);
}
}
public void setCertificateEntry(
String alias,
X509CertificateEntry certEntry)
{
if (certs[alias] != null)
{
throw new ArgumentException("There is already a certificate with the name " + alias + ".");
}
certs.Add(alias, certEntry);
chainCerts.Add(new CertId(certEntry.getCertificate().getPublicKey()), certEntry);
}
public String getCertificateAlias(
X509Certificate cert)
{
IEnumerator k = certs.Keys.GetEnumerator();
while (k.MoveNext())
{
X509CertificateEntry tc = (X509CertificateEntry)certs[k.Current];
String ta = (String)k.Current;
if (tc.getCertificate().Equals(cert))
{
return(ta);
}
}
return(null);
}
public void save(Stream stream, char[] password, SecureRandom random)
{
if (password == null)
{
throw new ArgumentException("No password supplied for PKCS12Store.");
}
ContentInfo[] c = new ContentInfo[2];
//
// handle the key
//
ASN1EncodableVector keyS = new ASN1EncodableVector();
IEnumerator ks = keys.Keys.GetEnumerator();
while (ks.MoveNext())
{
byte[] kSalt = new byte[saltSize];
random.nextBytes(kSalt);
String name = (String)ks.Current;
AsymmetricKeyEntry privKey = (AsymmetricKeyEntry)keys[name];
EncryptedPrivateKeyInfo kInfo = EncryptedPrivateKeyInfoFactory.createEncryptedPrivateKeyInfo(keyAlgorithm, password, kSalt, minIterations, privKey.getKey());
ASN1EncodableVector kName = new ASN1EncodableVector();
IEnumerator e = privKey.getBagAttributeKeys();
while (e.MoveNext())
{
String oid = (String)e.Current;
ASN1EncodableVector kSeq = new ASN1EncodableVector();
kSeq.add(new DERObjectIdentifier(oid));
kSeq.add(new DERSet(privKey.getBagAttribute(new DERObjectIdentifier(oid))));
kName.add(new DERSequence(kSeq));
}
//
// make sure we have a local key-id
//
if (privKey.getBagAttribute(PKCSObjectIdentifiers.pkcs_9_at_localKeyId) == null)
{
ASN1EncodableVector kSeq = new ASN1EncodableVector();
X509CertificateEntry ct = getCertificate(name);
kSeq.add(PKCSObjectIdentifiers.pkcs_9_at_localKeyId);
kSeq.add(new DERSet(new SubjectKeyIdentifier(SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(ct.getCertificate().getPublicKey()))));
kName.add(new DERSequence(kSeq));
}
//
// make sure we are using the local alias on store
//
DERBMPString nm = (DERBMPString)privKey.getBagAttribute(PKCSObjectIdentifiers.pkcs_9_at_friendlyName);
if (nm == null || !nm.getString().Equals(name))
{
ASN1EncodableVector kSeq = new ASN1EncodableVector();
kSeq.add(PKCSObjectIdentifiers.pkcs_9_at_friendlyName);
kSeq.add(new DERSet(new DERBMPString(name)));
kName.add(new DERSequence(kSeq));
}
SafeBag kBag = new SafeBag(PKCSObjectIdentifiers.pkcs8ShroudedKeyBag, kInfo.toASN1Object(), new DERSet(kName));
keyS.add(kBag);
}
MemoryStream bOut = new MemoryStream();
DEROutputStream dOut = new DEROutputStream(bOut);
dOut.writeObject(new DERSequence(keyS));
BEROctetString keyString = new BEROctetString(bOut.ToArray());
//
// certficate processing
//
byte[] cSalt = new byte[saltSize];
random.nextBytes(cSalt);
ASN1EncodableVector certSeq = new ASN1EncodableVector();
PKCS12PBEParams cParams = new PKCS12PBEParams(cSalt, minIterations);
AlgorithmIdentifier cAlgId = new AlgorithmIdentifier(certAlgorithm, cParams.toASN1Object());
Hashtable doneCerts = new Hashtable();
IEnumerator cs = keys.Keys.GetEnumerator();
while (cs.MoveNext())
{
try
{
String name = (String)cs.Current;
X509CertificateEntry cert = getCertificate(name);
CertBag cBag = new CertBag(
PKCSObjectIdentifiers.x509certType,
new DEROctetString(cert.getCertificate().getEncoded()));
ASN1EncodableVector fName = new ASN1EncodableVector();
IEnumerator e = cert.getBagAttributeKeys();
while (e.MoveNext())
{
String oid = (String)e.Current;
ASN1EncodableVector fSeq = new ASN1EncodableVector();
fSeq.add(new DERObjectIdentifier(oid));
fSeq.add(new DERSet(cert.getBagAttribute(new DERObjectIdentifier(oid))));
fName.add(new DERSequence(fSeq));
}
//
// make sure we are using the local alias on store
//
DERBMPString nm = (DERBMPString)cert.getBagAttribute(PKCSObjectIdentifiers.pkcs_9_at_friendlyName);
if (nm == null || !nm.getString().Equals(name))
{
ASN1EncodableVector fSeq = new ASN1EncodableVector();
fSeq.add(PKCSObjectIdentifiers.pkcs_9_at_friendlyName);
fSeq.add(new DERSet(new DERBMPString(name)));
fName.add(new DERSequence(fSeq));
}
//
// make sure we have a local key-id
//
if (cert.getBagAttribute(PKCSObjectIdentifiers.pkcs_9_at_localKeyId) == null)
{
ASN1EncodableVector fSeq = new ASN1EncodableVector();
fSeq.add(PKCSObjectIdentifiers.pkcs_9_at_localKeyId);
fSeq.add(new DERSet(new SubjectKeyIdentifier(SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(cert.getCertificate().getPublicKey()))));
fName.add(new DERSequence(fSeq));
}
SafeBag sBag = new SafeBag(PKCSObjectIdentifiers.certBag, cBag.toASN1Object(), new DERSet(fName));
certSeq.add(sBag);
doneCerts.Add(cert, cert);
}
catch (Exception e)
{
throw new Exception("Error encoding certificate: " + e.Message);
}
}
cs = certs.Keys.GetEnumerator();
while (cs.MoveNext())
{
try
{
String certId = (String)cs.Current;
X509CertificateEntry cert = (X509CertificateEntry)certs[certId];
if (keys[certId] != null)
{
continue;
}
CertBag cBag = new CertBag(
PKCSObjectIdentifiers.x509certType,
new DEROctetString(cert.getCertificate().getEncoded()));
ASN1EncodableVector fName = new ASN1EncodableVector();
IEnumerator e = cert.getBagAttributeKeys();
while (e.MoveNext())
{
String oid = (String)e.Current;
ASN1EncodableVector fSeq = new ASN1EncodableVector();
fSeq.add(new DERObjectIdentifier(oid));
fSeq.add(new DERSet(cert.getBagAttribute(new DERObjectIdentifier(oid))));
fName.add(new DERSequence(fSeq));
}
//
// make sure we are using the local alias on store
//
DERBMPString nm = (DERBMPString)cert.getBagAttribute(PKCSObjectIdentifiers.pkcs_9_at_friendlyName);
if (nm == null || !nm.getString().Equals(certId))
{
ASN1EncodableVector fSeq = new ASN1EncodableVector();
fSeq.add(PKCSObjectIdentifiers.pkcs_9_at_friendlyName);
fSeq.add(new DERSet(new DERBMPString(certId)));
fName.add(new DERSequence(fSeq));
}
SafeBag sBag = new SafeBag(PKCSObjectIdentifiers.certBag, cBag.toASN1Object(), new DERSet(fName));
certSeq.add(sBag);
doneCerts.Add(cert, cert);
}
catch (Exception e)
{
throw new Exception("Error encoding certificate: " + e.Message);
}
}
cs = chainCerts.Keys.GetEnumerator();
while (cs.MoveNext())
{
try
{
CertId certId = (CertId)cs.Current;
X509CertificateEntry cert = (X509CertificateEntry)chainCerts[certId];
if (doneCerts[cert] != null)
{
continue;
}
CertBag cBag = new CertBag(
PKCSObjectIdentifiers.x509certType,
new DEROctetString(cert.getCertificate().getEncoded()));
ASN1EncodableVector fName = new ASN1EncodableVector();
IEnumerator e = cert.getBagAttributeKeys();
while (e.MoveNext())
{
DERObjectIdentifier oid = (DERObjectIdentifier)e.Current;
ASN1EncodableVector fSeq = new ASN1EncodableVector();
fSeq.add(oid);
fSeq.add(new DERSet(cert.getBagAttribute(oid)));
fName.add(new DERSequence(fSeq));
}
SafeBag sBag = new SafeBag(PKCSObjectIdentifiers.certBag, cBag.toASN1Object(), new DERSet(fName));
certSeq.add(sBag);
}
catch (Exception e)
{
throw new Exception("Error encoding certificate: " + e.Message);
}
}
bOut = new MemoryStream();
dOut = new DEROutputStream(bOut);
dOut.writeObject(new DERSequence(certSeq));
dOut.Close();
byte[] certBytes = encryptData(new AlgorithmIdentifier(certAlgorithm, cParams), bOut.ToArray(), password);
EncryptedData cInfo = new EncryptedData(PKCSObjectIdentifiers.data, cAlgId, new BEROctetString(certBytes));
c[0] = new ContentInfo(PKCSObjectIdentifiers.data, keyString);
c[1] = new ContentInfo(PKCSObjectIdentifiers.encryptedData, cInfo.toASN1Object());
AuthenticatedSafe auth = new AuthenticatedSafe(c);
bOut = new MemoryStream();
BEROutputStream berOut = new BEROutputStream(bOut);
berOut.writeObject(auth);
byte[] pkg = bOut.ToArray();
ContentInfo mainInfo = new ContentInfo(PKCSObjectIdentifiers.data, new BEROctetString(pkg));
//
// create the mac
//
byte[] mSalt = new byte[20];
int itCount = minIterations;
random.nextBytes(mSalt);
byte[] data = ((ASN1OctetString)mainInfo.getContent()).getOctets();
MacData mData = null;
try
{
ASN1Encodable parameters = PBEUtil.generateAlgorithmParameters(OIWObjectIdentifiers.id_SHA1, mSalt, itCount);
CipherParameters keyParameters = PBEUtil.generateCipherParameters(OIWObjectIdentifiers.id_SHA1, password, parameters);
Mac mac = (Mac)PBEUtil.createEngine(OIWObjectIdentifiers.id_SHA1);
mac.init(keyParameters);
mac.update(data, 0, data.Length);
byte[] res = new byte[mac.getMacSize()];
mac.doFinal(res, 0);
AlgorithmIdentifier algId = new AlgorithmIdentifier(OIWObjectIdentifiers.id_SHA1, new DERNull());
DigestInfo dInfo = new DigestInfo(algId, res);
mData = new MacData(dInfo, mSalt, itCount);
}
catch (Exception e)
{
throw new Exception("error constructing MAC: " + e.Message);
}
//
// output the Pfx
//
Pfx pfx = new Pfx(mainInfo, mData);
berOut = new BEROutputStream(stream);
berOut.writeObject(pfx);
}
public X509CertificateEntry[] getCertificateChain(
String alias)
{
if (alias == null)
{
throw new ArgumentException("null alias passed to getCertificateChain.");
}
X509CertificateEntry c = getCertificate(alias);
if (c != null)
{
ArrayList cs = new ArrayList();
while (c != null)
{
X509Certificate x509c = c.getCertificate();
X509CertificateEntry nextC = null;
X509Extension ext = x509c.getExtensionValue(X509Extensions.AuthorityKeyIdentifier.getId());
if (ext != null)
{
ASN1InputStream aIn = new ASN1InputStream(new MemoryStream(ext.getValue().getOctets()));
AuthorityKeyIdentifier id = new AuthorityKeyIdentifier((ASN1Sequence)aIn.readObject());
if (id.getKeyIdentifier() != null)
{
nextC = (X509CertificateEntry)chainCerts[new CertId(id.getKeyIdentifier())];
}
}
if (nextC == null)
{
//
// no authority key id, try the Issuer DN
//
X509Name i = x509c.getIssuerDN();
X509Name s = x509c.getSubjectDN();
if (!i.Equals(s))
{
IEnumerator e = chainCerts.Keys.GetEnumerator();
while (e.MoveNext())
{
X509Certificate crt = ((X509CertificateEntry)chainCerts[e.Current]).getCertificate();
X509Name sub = crt.getSubjectDN();
if (sub.Equals(i))
{
try
{
x509c.verify(crt.getPublicKey());
nextC = ((X509CertificateEntry)chainCerts[e.Current]);
break;
}
catch
{
// continue
}
}
}
}
}
cs.Add(c);
if (nextC != c) // self signed - end of the chain
{
c = nextC;
}
else
{
c = null;
}
}
X509CertificateEntry[] certChain = new X509CertificateEntry[cs.Count];
for (int i = 0; i != certChain.Length; i++)
{
certChain[i] = (X509CertificateEntry)cs[i];
}
return(certChain);
}
return(null);
}