214 lines
7.0 KiB
Java
214 lines
7.0 KiB
Java
/*
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* Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.
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*/
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/* Copyright (c) 2002 Graz University of Technology. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. The end-user documentation included with the redistribution, if any, must
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* include the following acknowledgment:
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*
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* "This product includes software developed by IAIK of Graz University of
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* Technology."
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*
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* Alternately, this acknowledgment may appear in the software itself, if
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* and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Graz University of Technology" and "IAIK of Graz University of
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* Technology" must not be used to endorse or promote products derived from
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* this software without prior written permission.
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*
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* 5. Products derived from this software may not be called
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* "IAIK PKCS Wrapper", nor may "IAIK" appear in their name, without prior
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* written permission of Graz University of Technology.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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package sun.security.pkcs11.wrapper;
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import java.math.BigInteger;
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import static sun.security.pkcs11.wrapper.PKCS11Constants.*;
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/**
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* class CK_MECHANISM specifies a particular mechanism and any parameters it
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* requires.<p>
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* <B>PKCS#11 structure:</B>
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* <PRE>
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* typedef struct CK_MECHANISM {
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* CK_MECHANISM_TYPE mechanism;
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* CK_VOID_PTR pParameter;
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* CK_ULONG ulParameterLen;
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* } CK_MECHANISM;
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* </PRE>
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*
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* @author Karl Scheibelhofer <Karl.Scheibelhofer@iaik.at>
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* @author Martin Schlaeffer <schlaeff@sbox.tugraz.at>
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*/
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public class CK_MECHANISM {
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/**
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* <B>PKCS#11:</B>
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* <PRE>
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* CK_MECHANISM_TYPE mechanism;
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* </PRE>
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*/
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public long mechanism;
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/**
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* <B>PKCS#11:</B>
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* <PRE>
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* CK_VOID_PTR pParameter;
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* CK_ULONG ulParameterLen;
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* </PRE>
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*/
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public Object pParameter = null;
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// pointer to native CK_MECHANISM structure
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// For mechanisms which have only mechanism id, the native structure
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// can be freed right after init and this field will not be used. However,
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// for mechanisms which have both mechanism id and parameters, it can
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// only be freed after operation is finished. Thus, the native pointer
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// will be stored here and then be explicitly freed by caller.
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private long pHandle = 0L;
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public CK_MECHANISM(long mechanism) {
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this.mechanism = mechanism;
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}
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// We don't have a (long,Object) constructor to force type checking.
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// This makes sure we don't accidentally pass a class that the native
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// code cannot handle.
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public CK_MECHANISM(long mechanism, byte[] pParameter) {
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init(mechanism, pParameter);
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}
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public CK_MECHANISM(long mechanism, BigInteger b) {
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init(mechanism, sun.security.pkcs11.P11Util.getMagnitude(b));
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}
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public CK_MECHANISM(long mechanism, CK_VERSION version) {
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init(mechanism, version);
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}
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public CK_MECHANISM(long mechanism, CK_SSL3_MASTER_KEY_DERIVE_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_TLS12_MASTER_KEY_DERIVE_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_SSL3_KEY_MAT_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_TLS12_KEY_MAT_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_TLS_PRF_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_TLS_MAC_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_ECDH1_DERIVE_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, Long params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_AES_CTR_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_GCM_PARAMS params) {
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init(mechanism, params);
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}
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public CK_MECHANISM(long mechanism, CK_CCM_PARAMS params) {
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init(mechanism, params);
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}
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// For PSS. the parameter may be set multiple times, use the
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// CK_MECHANISM(long) constructor and setParameter(CK_RSA_PKCS_PSS_PARAMS)
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// methods instead of creating yet another constructor
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public void setParameter(CK_RSA_PKCS_PSS_PARAMS params) {
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assert(this.mechanism == CKM_RSA_PKCS_PSS);
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assert(params != null);
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if (this.pParameter != null && this.pParameter.equals(params)) {
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return;
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}
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freeHandle();
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this.pParameter = params;
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}
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public void freeHandle() {
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if (this.pHandle != 0L) {
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this.pHandle = PKCS11.freeMechanism(pHandle);
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}
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}
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private void init(long mechanism, Object pParameter) {
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this.mechanism = mechanism;
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this.pParameter = pParameter;
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}
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/**
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* Returns the string representation of CK_MECHANISM.
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*
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* @return the string representation of CK_MECHANISM
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*/
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public String toString() {
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StringBuffer buffer = new StringBuffer();
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buffer.append(Constants.INDENT);
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buffer.append("mechanism: ");
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buffer.append(mechanism);
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buffer.append(Constants.NEWLINE);
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buffer.append(Constants.INDENT);
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buffer.append("pParameter: ");
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buffer.append(pParameter.toString());
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buffer.append(Constants.NEWLINE);
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/*
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buffer.append(Constants.INDENT);
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buffer.append("ulParameterLen: ??");
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buffer.append(Constants.NEWLINE);
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*/
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if (pHandle != 0L) {
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buffer.append(Constants.INDENT);
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buffer.append("pHandle: ");
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buffer.append(pHandle);
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buffer.append(Constants.NEWLINE);
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}
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return buffer.toString() ;
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}
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}
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