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/**
* @test
* @bug 4893959 8013069
* @summary basic test for PBE MAC algorithms.
* @author Valerie Peng
*/
import java.io.PrintStream;
import java.util.*;
import java.security.*;
import java.security.spec.*;
import javax.crypto.*;
import javax.crypto.spec.*;
public class HmacPBESHA1 {
private static final String[] MAC_ALGOS = {
"HmacPBESHA1",
"PBEWithHmacSHA1",
"PBEWithHmacSHA224",
"PBEWithHmacSHA256",
"PBEWithHmacSHA384",
"PBEWithHmacSHA512"
};
private static final int[] MAC_LENGTHS = { 20, 20, 28, 32, 48, 64 };
private static final String KEY_ALGO = "PBE";
private static final String PROVIDER = "SunJCE";
private static SecretKey key = null;
public static void main(String argv[]) throws Exception {
for (int i = 0; i < MAC_ALGOS.length; i++) {
runtest(MAC_ALGOS[i], MAC_LENGTHS[i]);
}
System.out.println("\nTest Passed");
}
private static void runtest(String algo, int length) throws Exception {
System.out.println("Testing: " + algo);
if (key == null) {
char[] password = { 't', 'e', 's', 't' };
PBEKeySpec keySpec = new PBEKeySpec(password);
SecretKeyFactory kf =
SecretKeyFactory.getInstance(KEY_ALGO, PROVIDER);
key = kf.generateSecret(keySpec);
}
Mac mac = Mac.getInstance(algo, PROVIDER);
byte[] plainText = new byte[30];
PBEParameterSpec spec =
new PBEParameterSpec("saltValue".getBytes(), 250);
mac.init(key, spec);
mac.update(plainText);
byte[] value1 = mac.doFinal();
if (value1.length != length) {
throw new Exception("incorrect MAC output length, expected " +
length + ", got " + value1.length);
}
mac.update(plainText);
byte[] value2 = mac.doFinal();
if (!Arrays.equals(value1, value2)) {
throw new Exception("generated different MAC outputs");
}
}
}