/**
* Assigns the given key to the given alias, protecting it with the given password.
*
* <p>If the given key is of type <code>java.security.PrivateKey</code>, it must be accompanied by
* a certificate chain certifying the corresponding public key.
*
* <p>If the given alias already exists, the keystore information associated with it is overridden
* by the given key (and possibly certificate chain).
*
* @param alias the alias name
* @param key the key to be associated with the alias
* @param password the password to protect the key
* @param chain the certificate chain for the corresponding public key (only required if the given
* key is of type <code>java.security.PrivateKey</code>).
* @exception KeyStoreException if the given key cannot be protected, or this operation fails for
* some other reason
*/
public void engineSetKeyEntry(String alias, Key key, char[] password, Certificate[] chain)
throws KeyStoreException {
permissionCheck();
synchronized (entries) {
try {
KeyEntry entry = new KeyEntry();
entry.date = new Date();
if (key instanceof PrivateKey) {
if ((key.getFormat().equals("PKCS#8")) || (key.getFormat().equals("PKCS8"))) {
entry.protectedPrivKey = encryptPrivateKey(key.getEncoded(), password);
entry.password = password.clone();
} else {
throw new KeyStoreException("Private key is not encoded as PKCS#8");
}
} else {
throw new KeyStoreException("Key is not a PrivateKey");
}
// clone the chain
if (chain != null) {
if ((chain.length > 1) && !validateChain(chain)) {
throw new KeyStoreException("Certificate chain does not validate");
}
entry.chain = chain.clone();
entry.chainRefs = new long[entry.chain.length];
}
String lowerAlias = alias.toLowerCase();
if (entries.get(lowerAlias) != null) {
deletedEntries.put(lowerAlias, entries.get(lowerAlias));
}
entries.put(lowerAlias, entry);
addedEntries.put(lowerAlias, entry);
} catch (Exception nsae) {
KeyStoreException ke = new KeyStoreException("Key protection algorithm not found: " + nsae);
ke.initCause(nsae);
throw ke;
}
}
}
protected KeySpec engineGetKeySpec(Key key, Class spec) throws InvalidKeySpecException {
if (spec.isAssignableFrom(PKCS8EncodedKeySpec.class) && key.getFormat().equals("PKCS#8")) {
return new PKCS8EncodedKeySpec(key.getEncoded());
} else if (spec.isAssignableFrom(X509EncodedKeySpec.class) && key.getFormat().equals("X.509")) {
return new X509EncodedKeySpec(key.getEncoded());
} else if (spec.isAssignableFrom(RSAPublicKeySpec.class) && key instanceof RSAPublicKey) {
RSAPublicKey k = (RSAPublicKey) key;
return new RSAPublicKeySpec(k.getModulus(), k.getPublicExponent());
} else if (spec.isAssignableFrom(RSAPrivateKeySpec.class) && key instanceof RSAPrivateKey) {
RSAPrivateKey k = (RSAPrivateKey) key;
return new RSAPrivateKeySpec(k.getModulus(), k.getPrivateExponent());
} else if (spec.isAssignableFrom(RSAPrivateCrtKeySpec.class)
&& key instanceof RSAPrivateCrtKey) {
RSAPrivateCrtKey k = (RSAPrivateCrtKey) key;
return new RSAPrivateCrtKeySpec(
k.getModulus(),
k.getPublicExponent(),
k.getPrivateExponent(),
k.getPrimeP(),
k.getPrimeQ(),
k.getPrimeExponentP(),
k.getPrimeExponentQ(),
k.getCrtCoefficient());
} else if (spec.isAssignableFrom(DHPrivateKeySpec.class) && key instanceof DHPrivateKey) {
DHPrivateKey k = (DHPrivateKey) key;
return new DHPrivateKeySpec(k.getX(), k.getParams().getP(), k.getParams().getG());
} else if (spec.isAssignableFrom(DHPublicKeySpec.class) && key instanceof DHPublicKey) {
DHPublicKey k = (DHPublicKey) key;
return new DHPublicKeySpec(k.getY(), k.getParams().getP(), k.getParams().getG());
}
throw new RuntimeException("not implemented yet " + key + " " + spec);
}
/** Test that key1 (reference key) and key2 (key to be tested) are equivalent */
private static void testKey(Key key1, Key key2) throws Exception {
if (key2.getAlgorithm().equals("EC") == false) {
throw new Exception("Algorithm not EC");
}
if (key1 instanceof PublicKey) {
if (key2.getFormat().equals("X.509") == false) {
throw new Exception("Format not X.509");
}
} else if (key1 instanceof PrivateKey) {
if (key2.getFormat().equals("PKCS#8") == false) {
throw new Exception("Format not PKCS#8");
}
}
if (key1.equals(key2) == false) {
System.out.println("key1: " + key1);
System.out.println("key2: " + key2);
System.out.println("enc1: " + toString(key1.getEncoded()));
System.out.println("enc2: " + toString(key2.getEncoded()));
throw new Exception("Keys not equal");
}
if (Arrays.equals(key1.getEncoded(), key2.getEncoded()) == false) {
throw new Exception("Encodings not equal");
}
}