1 /*
   2  * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.security.pkcs11.wrapper;
  27 
  28 /**
  29  * This class represents the necessary parameters required by
  30  * the CKM_AES_CTR mechanism as defined in CK_AES_CTR_PARAMS structure.<p>
  31  * <B>PKCS#11 structure:</B>
  32  * <PRE>
  33  * typedef struct CK_AES_CTR_PARAMS {
  34  *   CK_ULONG ulCounterBits;
  35  *   CK_BYTE cb[16];
  36  * } CK_AES_CTR_PARAMS;
  37  * </PRE>
  38  *
  39  * @author Yu-Ching Valerie Peng
  40  * @since   1.7
  41  */
  42 public class CK_AES_CTR_PARAMS {
  43 
  44     private final long ulCounterBits;
  45     private final byte[] cb;
  46 
  47     public CK_AES_CTR_PARAMS(byte[] cb) {
  48         ulCounterBits = 128;
  49         this.cb = cb.clone();
  50     }
  51 
  52     public String toString() {
  53         StringBuilder sb = new StringBuilder();
  54 
  55         sb.append(Constants.INDENT);
  56         sb.append("ulCounterBits: ");
  57         sb.append(ulCounterBits);
  58         sb.append(Constants.NEWLINE);
  59 
  60         sb.append(Constants.INDENT);
  61         sb.append("cb: ");
  62         sb.append(Functions.toHexString(cb));
  63 
  64         return sb.toString();
  65     }
  66 }