JDK 11 jdk.crypto.mscapi.jmod - Crypto MSCAPI Module

JDK 11 jdk.crypto.mscapi.jmod is the JMOD file for JDK 11 Crypto MSCAPI module.

JDK 11 Crypto MSCAPI module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.crypto.mscapi.jmod.

JDK 11 Crypto MSCAPI module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Crypto MSCAPI module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.crypto.mscapi.

You can click and view the content of each source code file in the list below.

✍: FYIcenter

sun/security/mscapi/Key.java

/*
 * Copyright (c) 2005, 2017, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package sun.security.mscapi;

import sun.security.util.Length;

/**
 * The handle for an RSA or DSA key using the Microsoft Crypto API.
 *
 * @see RSAPrivateKey
 * @see RSAPublicKey
 *
 * @since 1.6
 * @author  Stanley Man-Kit Ho
 */
abstract class Key implements java.security.Key, Length
{
    private static final long serialVersionUID = -1088859394025049194L;

    static class NativeHandles {
        long hCryptProv = 0;
        long hCryptKey = 0;

        public NativeHandles(long hCryptProv, long hCryptKey) {
            this.hCryptProv = hCryptProv;
            this.hCryptKey = hCryptKey;
        }

        /**
         * Finalization method
         */
        @SuppressWarnings("deprecation")
        protected void finalize() throws Throwable
        {
            try {
                synchronized(this)
                {
                    cleanUp(hCryptProv, hCryptKey);
                    hCryptProv = 0;
                    hCryptKey = 0;
                }

            } finally {
                super.finalize();
            }
        }
    }

    protected NativeHandles handles;

    // Key length
    protected int keyLength = 0;

    /**
     * Construct a Key object.
     */
    protected Key(NativeHandles handles, int keyLength)
    {
        this.handles = handles;
        this.keyLength = keyLength;
    }

    /**
     * Native method to cleanup the key handle.
     */
    private native static void cleanUp(long hCryptProv, long hCryptKey);

    /**
     * Return bit length of the key.
     */
    @Override
    public int length()
    {
        return keyLength;
    }


    /**
     * Return native HCRYPTKEY handle.
     */
    public long getHCryptKey()
    {
        return handles.hCryptKey;
    }

    /**
     * Return native HCRYPTPROV handle.
     */
    public long getHCryptProvider()
    {
        return handles.hCryptProv;
    }

    /**
     * Returns the standard algorithm name for this key. For
     * example, "RSA" would indicate that this key is a RSA key.
     * See Appendix A in the <a href=
     * "../../../guide/security/CryptoSpec.html#AppA">
     * Java Cryptography Architecture API Specification &amp; Reference </a>
     * for information about standard algorithm names.
     *
     * @return the name of the algorithm associated with this key.
     */
    public abstract String getAlgorithm();

    /**
     * Returns the name of the primary encoding format of this key,
     * or null if this key does not support encoding.
     * The primary encoding format is
     * named in terms of the appropriate ASN.1 data format, if an
     * ASN.1 specification for this key exists.
     * For example, the name of the ASN.1 data format for public
     * keys is <I>SubjectPublicKeyInfo</I>, as
     * defined by the X.509 standard; in this case, the returned format is
     * <code>"X.509"</code>. Similarly,
     * the name of the ASN.1 data format for private keys is
     * <I>PrivateKeyInfo</I>,
     * as defined by the PKCS #8 standard; in this case, the returned format is
     * <code>"PKCS#8"</code>.
     *
     * @return the primary encoding format of the key.
     */
    public String getFormat()
    {
        return null;
    }

    /**
     * Returns the key in its primary encoding format, or null
     * if this key does not support encoding.
     *
     * @return the encoded key, or null if the key does not support
     * encoding.
     */
    public byte[] getEncoded()
    {
        return null;
    }

    protected native static String getContainerName(long hCryptProv);

    protected native static String getKeyType(long hCryptKey);
}

sun/security/mscapi/Key.java

 

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2020-08-02, 2063👍, 1💬