gecko-dev/security/jss/samples/SigTest.java

128 строки
4.0 KiB
Java

/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Netscape Security Services for Java.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL"), in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your
* version of this file only under the terms of the GPL and not to
* allow others to use your version of this file under the MPL,
* indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient
* may use your version of this file under either the MPL or the
* GPL.
*/
/* This program demonstrates how to sign data with keys from JSS
* The token name can be either the name of a hardware token, or
* one of the internal tokens:
* Internal Crypto Services Token
* Internal Key Storage Token (keys stored in key3.db)
*/
import org.mozilla.jss.crypto.*;
import org.mozilla.jss.crypto.Signature;
import org.mozilla.jss.crypto.KeyPairGenerator;
import java.security.*;
import java.security.cert.X509Certificate;
import java.io.*;
import java.lang.*;
import java.util.*;
import org.mozilla.jss.util.*;
import org.mozilla.jss.pkcs11.*;
import org.mozilla.jss.*;
public class SigTest {
public static void usage() {
System.out.println(
"Usage: java org.mozilla.jss.crypto.SigTest <dbdir> <tokenname>");
}
public static void main(String args[]) {
CryptoToken token;
CryptoManager manager;
byte[] data = new byte[] {1,2,3,4,5,6,7,8,9};
byte[] signature;
Signature signer;
PublicKey pubk;
KeyPairGenerator kpgen;
KeyPair keyPair;
if(args.length != 2) {
usage();
return;
}
String dbdir = args[0];
String tokenname = args[1];
try {
CryptoManager.InitializationValues vals = new
CryptoManager.InitializationValues(args[0]);
CryptoManager.initialize(vals);
manager = CryptoManager.getInstance();
/* Print out list of available tokens */
Enumeration en = manager.getAllTokens();
System.out.println("Available tokens:");
while (en.hasMoreElements()) {
PK11Token p = (PK11Token)en.nextElement();
System.out.println(" token : "+p.getName());
}
token = manager.getTokenByName(tokenname);
// Generate an RSA keypair
kpgen = token.getKeyPairGenerator(KeyPairAlgorithm.RSA);
kpgen.initialize(1024);
keyPair = kpgen.genKeyPair();
// RSA MD5
signer = token.getSignatureContext(
SignatureAlgorithm.RSASignatureWithMD5Digest);
System.out.println("Created a signing context");
signer.initSign(
(org.mozilla.jss.crypto.PrivateKey)keyPair.getPrivate());
System.out.println("initialized the signing operation");
signer.update(data);
System.out.println("updated signature with data");
signature = signer.sign();
System.out.println("Successfully signed!");
signer.initVerify(keyPair.getPublic());
System.out.println("initialized verification");
signer.update(data);
System.out.println("updated verification with data");
if( signer.verify(signature) ) {
System.out.println("Signature Verified Successfully!");
} else {
System.out.println("ERROR: Signature failed to verify.");
}
} catch(Exception e) {
e.printStackTrace();
}
}
}