GenerateMAC.java

Exemplo de geração de MAC.

Veja Nota sobre os exemplos.

package doxy.examples;

import com.dinamonetworks.Dinamo;

import br.com.trueaccess.TacException;
import br.com.trueaccess.TacNDJavaLib;

public class GenerateMAC {
    
    private static String strAddr   = "10.0.62.16";
    private static String strUsrId  = "master";
    private static String strPwd    = "12345678";
    private static String hmacKeyName   = "hmac_key";
    
 public static void main(String[] args) throws TacException {
        
        Dinamo api = new Dinamo();
        
        System.out.println("--> Login HSM");
        api.openSession(strAddr, strUsrId, strPwd);
        
        System.out.println("--> Create a HMAC key");
        api.createKey(hmacKeyName, TacNDJavaLib.ALG_HMAC_SHA2_256, true);
       
       byte message1[] =
       {
           (byte)0x31, (byte)0x32, (byte)0x33, (byte)0x34, (byte)0x35, (byte)0x36, (byte)0x37, (byte)0x38, 
           (byte)0x31, (byte)0x32, (byte)0x33, (byte)0x34, (byte)0x35, (byte)0x36, (byte)0x37, (byte)0x38 
       } ;
    
    
        byte message2[] =
        {
          (byte)0x31, (byte)0x31, (byte)0x31, (byte)0x31, (byte)0x31, (byte)0x31, (byte)0x31, (byte)0x31, 
          (byte)0x32, (byte)0x32, (byte)0x32, (byte)0x32, (byte)0x32, (byte)0x32, (byte)0x32, (byte)0x32, 
        } ;

   
        System.out.println("--> Generate HMAC in one operation");
        byte[] mac = api.generateMAC(TacNDJavaLib.ALG_HMAC_SHA2_256, 
                                    hmacKeyName, 
                                    message1);
        
    
        System.out.println("--> Initialize a HMAC multiple parts operation");
        api.initMAC(TacNDJavaLib.ALG_HMAC_SHA2_256, 
                    hmacKeyName);
        
        System.out.println("--> Update part 1");
        api.updateMAC(message1);
        
        System.out.println("--> Update part 2");
        api.updateMAC(message2);
        
        System.out.println("--> End multiple parts MAC operation");
        mac = api.endMAC();
        
        
        api.closeSession();
        
        System.out.println("The process ended sucessfully");
    }
 
}