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.

⏎ sun/security/mscapi/PRNG.java

/*
 * Copyright (c) 2005, 2013, 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 java.security.ProviderException;
import java.security.SecureRandomSpi;

/**
 * Native PRNG implementation for Windows using the Microsoft Crypto API.
 *
 * @since 1.6
 */

public final class PRNG extends SecureRandomSpi
    implements java.io.Serializable {

    private static final long serialVersionUID = 4129268715132691532L;

    /*
     * The CryptGenRandom function fills a buffer with cryptographically random
     * bytes.
     */
    private static native byte[] generateSeed(int length, byte[] seed);

    /**
     * Creates a random number generator.
     */
    public PRNG() {
    }

    /**
     * Reseeds this random object. The given seed supplements, rather than
     * replaces, the existing seed. Thus, repeated calls are guaranteed
     * never to reduce randomness.
     *
     * @param seed the seed.
     */
    @Override
    protected void engineSetSeed(byte[] seed) {
        if (seed != null) {
            generateSeed(-1, seed);
        }
    }

    /**
     * Generates a user-specified number of random bytes.
     *
     * @param bytes the array to be filled in with random bytes.
     */
    @Override
    protected void engineNextBytes(byte[] bytes) {
        if (bytes != null) {
            if (generateSeed(0, bytes) == null) {
                throw new ProviderException("Error generating random bytes");
            }
        }
    }

    /**
     * Returns the given number of seed bytes.  This call may be used to
     * seed other random number generators.
     *
     * @param numBytes the number of seed bytes to generate.
     *
     * @return the seed bytes.
     */
    @Override
    protected byte[] engineGenerateSeed(int numBytes) {
        byte[] seed = generateSeed(numBytes, null);

        if (seed == null) {
            throw new ProviderException("Error generating seed bytes");
        }
        return seed;
    }
}

⏎ sun/security/mscapi/PRNG.java

 

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