diff options
-rw-r--r-- | src/main/java/org/openslx/satellitedaemon/AsymKeyHolder.java | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/src/main/java/org/openslx/satellitedaemon/AsymKeyHolder.java b/src/main/java/org/openslx/satellitedaemon/AsymKeyHolder.java deleted file mode 100644 index d6ee625..0000000 --- a/src/main/java/org/openslx/satellitedaemon/AsymKeyHolder.java +++ /dev/null @@ -1,106 +0,0 @@ -package org.openslx.satellitedaemon; - -import java.math.BigInteger; -import java.security.KeyFactory; -import java.security.KeyPair; -import java.security.KeyPairGenerator; -import java.security.NoSuchAlgorithmException; -import java.security.PrivateKey; -import java.security.PublicKey; -import java.security.interfaces.RSAPrivateKey; -import java.security.interfaces.RSAPublicKey; -import java.security.spec.InvalidKeySpecException; -import java.security.spec.RSAPrivateKeySpec; -import java.security.spec.RSAPublicKeySpec; - -import org.apache.log4j.Logger; - -public class AsymKeyHolder -{ - private static final Logger LOG = Logger.getLogger( AsymKeyHolder.class ); - - private static RSAPrivateKey privKey = null; - private static RSAPublicKey pubKey = null; - - public AsymKeyHolder( BigInteger privExp, BigInteger pubExp, BigInteger mod ) - throws NoSuchAlgorithmException, InvalidKeySpecException - { - if ( mod == null ) - throw new InvalidKeySpecException( "No modulus given!" ); - final KeyFactory keyFact; - keyFact = KeyFactory.getInstance( "RSA" ); - if ( pubExp != null ) { - RSAPublicKeySpec keySpec = new RSAPublicKeySpec( mod, pubExp ); - pubKey = (RSAPublicKey)keyFact.generatePublic( keySpec ); - } - if ( privExp != null ) { - RSAPrivateKeySpec keySpec = new RSAPrivateKeySpec( mod, privExp ); - privKey = (RSAPrivateKey)keyFact.generatePrivate( keySpec ); - } - } - - public AsymKeyHolder() - { - generateKey(); - } - - /** - * Get private key. - * - * @return - */ - public PrivateKey getPrivateKey() - { - return privKey; - } - - public PublicKey getPublicKey() - { - return pubKey; - } - - private boolean generateKey() - { - KeyPairGenerator kpg; - try { - kpg = KeyPairGenerator.getInstance( "RSA" ); - } catch ( NoSuchAlgorithmException e ) { - LOG.error( "NoSuchAlgorithmException", e ); - return false; - } - - kpg.initialize( 4096 ); - KeyPair kp = kpg.generateKeyPair(); - privKey = (RSAPrivateKey)kp.getPrivate(); - pubKey = (RSAPublicKey)kp.getPublic(); - - BigInteger pubMod = pubKey.getModulus(); - BigInteger privMod = privKey.getModulus(); - assert ( pubMod.equals( privMod ) ); - return true; - } - - public BigInteger getModulus() - { - if ( privKey != null ) - return privKey.getModulus(); - if ( pubKey != null ) - return pubKey.getModulus(); - return null; // Should never happen - } - - public BigInteger getPrivateExponent() - { - if ( privKey == null ) - return null; - return privKey.getPrivateExponent(); - } - - public BigInteger getPublicExponent() - { - if ( pubKey == null ) - return null; - return pubKey.getPublicExponent(); - } - -} |