JDK 11 java.security.jgss.jmod - Security JGSS Module

JDK 11 java.security.jgss.jmod is the JMOD file for JDK 11 Security JGSS (Java Generic Security Service) module.

JDK 11 Security JGSS module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.security.jgss.jmod.

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

JDK 11 Security JGSS module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.security.jgss.

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

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sun/security/jgss/krb5/MicToken_v2.java

/*
 * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package sun.security.jgss.krb5;

import org.ietf.jgss.*;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.IOException;
import java.io.ByteArrayOutputStream;

/**
 * This class represents the new format of GSS MIC tokens, as specified
 * in RFC 4121
 *
 * MIC tokens = { 16-byte token-header |  HMAC }
 * where HMAC is on { plaintext | 16-byte token-header }
 *
 * @author Seema Malkani
 */

class MicToken_v2 extends MessageToken_v2 {

    public MicToken_v2(Krb5Context context,
                  byte[] tokenBytes, int tokenOffset, int tokenLen,
                  MessageProp prop)  throws GSSException {
        super(Krb5Token.MIC_ID_v2, context,
                tokenBytes, tokenOffset, tokenLen, prop);
    }

    public MicToken_v2(Krb5Context context, InputStream is, MessageProp prop)
            throws GSSException {
        super(Krb5Token.MIC_ID_v2, context, is, prop);
    }

    public void verify(byte[] data, int offset, int len) throws GSSException {
        if (!verifySign(data, offset, len))
            throw new GSSException(GSSException.BAD_MIC, -1,
                         "Corrupt checksum or sequence number in MIC token");
    }

    public void verify(InputStream data) throws GSSException {
        byte[] dataBytes = null;
        try {
            dataBytes = new byte[data.available()];
            data.read(dataBytes);
        } catch (IOException e) {
            // Error reading application data
            throw new GSSException(GSSException.BAD_MIC, -1,
                "Corrupt checksum or sequence number in MIC token");
        }
        verify(dataBytes, 0, dataBytes.length);
    }

    public MicToken_v2(Krb5Context context, MessageProp prop,
                  byte[] data, int pos, int len)
            throws GSSException {
        super(Krb5Token.MIC_ID_v2, context);

        //      debug("Application data to MicToken verify is [" +
        //            getHexBytes(data, pos, len) + "]\n");
        if (prop == null) prop = new MessageProp(0, false);
        genSignAndSeqNumber(prop, data, pos, len);
    }

    public MicToken_v2(Krb5Context context, MessageProp prop, InputStream data)
            throws GSSException, IOException {

        super(Krb5Token.MIC_ID_v2, context);
        byte[] dataBytes = new byte[data.available()];
        data.read(dataBytes);

        // debug("Application data to MicToken cons is [" +
        //     getHexBytes(dataBytes) + "]\n");
        if (prop == null) prop = new MessageProp(0, false);
        genSignAndSeqNumber(prop, dataBytes, 0, dataBytes.length);
    }

    public byte[] encode() throws IOException {
        // XXX Fine tune this initial size
        ByteArrayOutputStream bos = new ByteArrayOutputStream(50);
        encode(bos);
        return bos.toByteArray();
    }

    public int encode(byte[] outToken, int offset) throws IOException {
        byte[] token = encode();
        System.arraycopy(token, 0, outToken, offset, token.length);
        return token.length;
    }

    public void encode(OutputStream os) throws IOException {
        encodeHeader(os);
        os.write(checksum);
    }
}

sun/security/jgss/krb5/MicToken_v2.java

 

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