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Diffstat (limited to 'lib/src/main/java/com/trilead/ssh2/crypto/dh/DhExchange.java')
-rw-r--r--lib/src/main/java/com/trilead/ssh2/crypto/dh/DhExchange.java56
1 files changed, 28 insertions, 28 deletions
diff --git a/lib/src/main/java/com/trilead/ssh2/crypto/dh/DhExchange.java b/lib/src/main/java/com/trilead/ssh2/crypto/dh/DhExchange.java
index d5bb112..3acde25 100644
--- a/lib/src/main/java/com/trilead/ssh2/crypto/dh/DhExchange.java
+++ b/lib/src/main/java/com/trilead/ssh2/crypto/dh/DhExchange.java
@@ -1,10 +1,10 @@
/**
*
*/
-package com.trilead.ssh2.crypto.dh;
-
+package com.trilead.ssh2.crypto.dh;
+
import java.io.IOException;
-import java.math.BigInteger;
+import java.math.BigInteger;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.KeyFactory;
@@ -18,15 +18,15 @@ import javax.crypto.interfaces.DHPrivateKey;
import javax.crypto.interfaces.DHPublicKey;
import javax.crypto.spec.DHParameterSpec;
import javax.crypto.spec.DHPublicKeySpec;
-
-/**
+
+/**
* @author kenny
*
- */
+ */
public class DhExchange extends GenericDhExchange {
-
- /* Given by the standard */
-
+
+ /* Given by the standard */
+
private static final BigInteger P1 = new BigInteger(
"FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
+ "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
@@ -49,14 +49,14 @@ public class DhExchange extends GenericDhExchange {
+ "15728E5A8AACAA68FFFFFFFFFFFFFFFF", 16);
private static final BigInteger G = BigInteger.valueOf(2);
-
- /* Client public and private */
-
+
+ /* Client public and private */
+
private DHPrivateKey clientPrivate;
private DHPublicKey clientPublic;
-
- /* Server public */
-
+
+ /* Server public */
+
private DHPublicKey serverPublic;
@Override
@@ -81,24 +81,24 @@ public class DhExchange extends GenericDhExchange {
} catch (InvalidAlgorithmParameterException e) {
throw (IOException) new IOException("Invalid DH parameters").initCause(e);
}
- }
-
+ }
+
@Override
public byte[] getE() {
if (clientPublic == null)
throw new IllegalStateException("DhExchange not initialized!");
-
+
return clientPublic.getY().toByteArray();
- }
-
+ }
+
@Override
protected byte[] getServerE() {
if (serverPublic == null)
throw new IllegalStateException("DhExchange not initialized!");
-
+
return serverPublic.getY().toByteArray();
- }
-
+ }
+
@Override
public void setF(byte[] f) throws IOException {
if (clientPublic == null)
@@ -120,13 +120,13 @@ public class DhExchange extends GenericDhExchange {
throw (IOException) new IOException("Invalid DH key").initCause(e);
} catch (InvalidKeySpecException e) {
throw (IOException) new IOException("Invalid DH key").initCause(e);
- }
-
+ }
+
sharedSecret = new BigInteger(ka.generateSecret());
}
-
+
@Override
public String getHashAlgo() {
return "SHA1";
- }
-}
+ }
+}