JDK 11 java.xml.crypto.jmod - XML Crypto Module

JDK 11 java.xml.crypto.jmod is the JMOD file for JDK 11 XML (eXtensible Markup Language) Crypto module.

JDK 11 XML Crypto module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.xml.crypto.jmod.

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

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

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

✍: FYIcenter

org/jcp/xml/dsig/internal/dom/DOMKeyValue.java

/*
 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
/*
 * Copyright (c) 2005, 2018, Oracle and/or its affiliates. All rights reserved.
 */
/*
 * $Id: DOMKeyValue.java 1788465 2017-03-24 15:10:51Z coheigea $
 */
package org.jcp.xml.dsig.internal.dom;

import javax.xml.crypto.*;
import javax.xml.crypto.dsig.*;
import javax.xml.crypto.dsig.keyinfo.KeyValue;

import java.io.IOException;
import java.math.BigInteger;
import java.security.KeyException;
import java.security.KeyFactory;
import java.security.NoSuchAlgorithmException;
import java.security.PublicKey;
import java.security.interfaces.DSAParams;
import java.security.interfaces.DSAPublicKey;
import java.security.interfaces.ECPublicKey;
import java.security.interfaces.RSAPublicKey;
import java.security.spec.DSAPublicKeySpec;
import java.security.spec.ECField;
import java.security.spec.ECFieldFp;
import java.security.spec.ECParameterSpec;
import java.security.spec.ECPoint;
import java.security.spec.ECPublicKeySpec;
import java.security.spec.EllipticCurve;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.KeySpec;
import java.security.spec.RSAPublicKeySpec;
import java.util.Arrays;
import java.util.Base64;

import com.sun.org.apache.xml.internal.security.utils.XMLUtils;
import org.w3c.dom.Element;

/**
 * DOM-based implementation of KeyValue.
 *
 */
public abstract class DOMKeyValue<K extends PublicKey> extends BaseStructure implements KeyValue {

    private static final String XMLDSIG_11_XMLNS
        = "http://www.w3.org/2009/xmldsig11#";
    private final K publicKey;

    public DOMKeyValue(K key) throws KeyException {
        if (key == null) {
            throw new NullPointerException("key cannot be null");
        }
        this.publicKey = key;
    }

    /**
     * Creates a {@code DOMKeyValue} from an element.
     *
     * @param kvtElem a KeyValue child element
     */
    public DOMKeyValue(Element kvtElem) throws MarshalException {
        this.publicKey = unmarshalKeyValue(kvtElem);
    }

    static KeyValue unmarshal(Element kvElem) throws MarshalException {
        Element kvtElem = DOMUtils.getFirstChildElement(kvElem);
        if (kvtElem == null) {
            throw new MarshalException("KeyValue must contain at least one type");
        }

        String namespace = kvtElem.getNamespaceURI();
        if (kvtElem.getLocalName().equals("DSAKeyValue") && XMLSignature.XMLNS.equals(namespace)) {
            return new DSA(kvtElem);
        } else if (kvtElem.getLocalName().equals("RSAKeyValue") && XMLSignature.XMLNS.equals(namespace)) {
            return new RSA(kvtElem);
        } else if (kvtElem.getLocalName().equals("ECKeyValue") && XMLDSIG_11_XMLNS.equals(namespace)) {
            return new EC(kvtElem);
        } else {
            return new Unknown(kvtElem);
        }
    }

    @Override
    public PublicKey getPublicKey() throws KeyException {
        if (publicKey == null) {
            throw new KeyException("can't convert KeyValue to PublicKey");
        } else {
            return publicKey;
        }
    }

    public void marshal(XmlWriter xwriter, String dsPrefix, XMLCryptoContext context)
        throws MarshalException
    {
        // create KeyValue element
        xwriter.writeStartElement(dsPrefix, "KeyValue", XMLSignature.XMLNS);
        marshalPublicKey(xwriter, publicKey, dsPrefix, context);
        xwriter.writeEndElement(); // "KeyValue"
    }

    abstract void marshalPublicKey(XmlWriter xwriter, K key, String dsPrefix,
        XMLCryptoContext context) throws MarshalException;

    abstract K unmarshalKeyValue(Element kvtElem)
        throws MarshalException;

    private static PublicKey generatePublicKey(KeyFactory kf, KeySpec keyspec) {
        try {
            return kf.generatePublic(keyspec);
        } catch (InvalidKeySpecException e) {
            //@@@ should dump exception to LOG
            return null;
        }
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (!(obj instanceof KeyValue)) {
            return false;
        }
        try {
            KeyValue kv = (KeyValue)obj;
            if (publicKey == null ) {
                if (kv.getPublicKey() != null) {
                    return false;
                }
            } else if (!publicKey.equals(kv.getPublicKey())) {
                return false;
            }
        } catch (KeyException ke) {
            // no practical way to determine if the keys are equal
            return false;
        }

        return true;
    }

    public static BigInteger decode(Element elem) throws MarshalException {
        try {
            String base64str = BaseStructure.textOfNode(elem);
            return new BigInteger(1, Base64.getMimeDecoder().decode(base64str));
        } catch (Exception ex) {
            throw new MarshalException(ex);
        }
    }

    public static void writeBase64BigIntegerElement(
        XmlWriter xwriter, String prefix, String localName, String namespaceURI, BigInteger value
    ) {
        byte[] bytes = XMLUtils.getBytes(value, value.bitLength());
        xwriter.writeTextElement(prefix, localName, namespaceURI, Base64.getMimeEncoder().encodeToString(bytes));
    }

    public static void marshal(XmlWriter xwriter, BigInteger bigNum) {
        byte[] bytes = XMLUtils.getBytes(bigNum, bigNum.bitLength());
        xwriter.writeCharacters(Base64.getMimeEncoder().encodeToString(bytes));
    }

    @Override
    public int hashCode() {
        int result = 17;
        if (publicKey != null) {
            result = 31 * result + publicKey.hashCode();
        }

        return result;
    }

    static final class RSA extends DOMKeyValue<RSAPublicKey> {
        // RSAKeyValue CryptoBinaries
        private KeyFactory rsakf;

        RSA(RSAPublicKey key) throws KeyException {
            super(key);
        }

        RSA(Element elem) throws MarshalException {
            super(elem);
        }

        @Override
        void marshalPublicKey(XmlWriter xwriter, RSAPublicKey publicKey, String dsPrefix,
            XMLCryptoContext context) throws MarshalException {
            xwriter.writeStartElement(dsPrefix, "RSAKeyValue", XMLSignature.XMLNS);

            writeBase64BigIntegerElement(xwriter, dsPrefix, "Modulus", XMLSignature.XMLNS, publicKey.getModulus());
            writeBase64BigIntegerElement(xwriter, dsPrefix, "Exponent", XMLSignature.XMLNS, publicKey.getPublicExponent());

            xwriter.writeEndElement(); // "RSAKeyValue"
        }

        @Override
        RSAPublicKey unmarshalKeyValue(Element kvtElem)
            throws MarshalException
        {
            if (rsakf == null) {
                try {
                    rsakf = KeyFactory.getInstance("RSA");
                } catch (NoSuchAlgorithmException e) {
                    throw new RuntimeException
                        ("unable to create RSA KeyFactory: " + e.getMessage());
                }
            }
            Element modulusElem = DOMUtils.getFirstChildElement(kvtElem,
                                                                "Modulus",
                                                                XMLSignature.XMLNS);
            BigInteger modulus = decode(modulusElem);
            Element exponentElem = DOMUtils.getNextSiblingElement(modulusElem,
                                                                  "Exponent",
                                                                  XMLSignature.XMLNS);
            BigInteger exponent = decode(exponentElem);
            RSAPublicKeySpec spec = new RSAPublicKeySpec(modulus, exponent);
            return (RSAPublicKey) generatePublicKey(rsakf, spec);
        }
    }

    static final class DSA extends DOMKeyValue<DSAPublicKey> {
        // DSAKeyValue CryptoBinaries
        private KeyFactory dsakf;

        DSA(DSAPublicKey key) throws KeyException {
            super(key);
        }

        DSA(Element elem) throws MarshalException {
            super(elem);
        }

        @Override
        void marshalPublicKey(XmlWriter xwriter, DSAPublicKey publicKey, String dsPrefix,
                XMLCryptoContext context)
            throws MarshalException
        {
            DSAParams params = publicKey.getParams();

            xwriter.writeStartElement(dsPrefix, "DSAKeyValue", XMLSignature.XMLNS);

            // parameters J, Seed & PgenCounter are not included
            writeBase64BigIntegerElement(xwriter, dsPrefix, "P", XMLSignature.XMLNS, params.getP());
            writeBase64BigIntegerElement(xwriter, dsPrefix, "Q", XMLSignature.XMLNS, params.getQ());
            writeBase64BigIntegerElement(xwriter, dsPrefix, "G", XMLSignature.XMLNS, params.getG());
            writeBase64BigIntegerElement(xwriter, dsPrefix, "Y", XMLSignature.XMLNS, publicKey.getY() );

            xwriter.writeEndElement(); // "DSAKeyValue"
        }

        @Override
        DSAPublicKey unmarshalKeyValue(Element kvtElem)
            throws MarshalException
        {
            if (dsakf == null) {
                try {
                    dsakf = KeyFactory.getInstance("DSA");
                } catch (NoSuchAlgorithmException e) {
                    throw new RuntimeException
                        ("unable to create DSA KeyFactory: " + e.getMessage());
                }
            }
            Element curElem = DOMUtils.getFirstChildElement(kvtElem);
            if (curElem == null) {
                throw new MarshalException("KeyValue must contain at least one type");
            }
            // check for P and Q
            BigInteger p = null;
            BigInteger q = null;
            if (curElem.getLocalName().equals("P") && XMLSignature.XMLNS.equals(curElem.getNamespaceURI())) {
                p = decode(curElem);
                curElem = DOMUtils.getNextSiblingElement(curElem, "Q", XMLSignature.XMLNS);
                q = decode(curElem);
                curElem = DOMUtils.getNextSiblingElement(curElem);
            }
            BigInteger g = null;
            if (curElem != null
                && curElem.getLocalName().equals("G") && XMLSignature.XMLNS.equals(curElem.getNamespaceURI())) {
                g = decode(curElem);
                curElem = DOMUtils.getNextSiblingElement(curElem, "Y", XMLSignature.XMLNS);
            }
            BigInteger y = null;
            if (curElem != null) {
                y = decode(curElem);
                curElem = DOMUtils.getNextSiblingElement(curElem);
            }
            //if (curElem != null && curElem.getLocalName().equals("J")) {
                //j = new DOMCryptoBinary(curElem.getFirstChild());
                // curElem = DOMUtils.getNextSiblingElement(curElem);
            //}
            //@@@ do we care about j, pgenCounter or seed?
            DSAPublicKeySpec spec = new DSAPublicKeySpec(y, p, q, g);
            return (DSAPublicKey) generatePublicKey(dsakf, spec);
        }
    }

    static final class EC extends DOMKeyValue<ECPublicKey> {

        // ECKeyValue CryptoBinaries
        private byte[] ecPublicKey;
        private KeyFactory eckf;
        private ECParameterSpec ecParams;

        /* Supported curve, secp256r1 */
        private static final Curve SECP256R1 = initializeCurve(
            "secp256r1 [NIST P-256, X9.62 prime256v1]",
            "1.2.840.10045.3.1.7",
            "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF",
            "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC",
            "5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B",
            "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296",
            "4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5",
            "FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551",
            1
        );

        /* Supported curve secp384r1 */
        private static final Curve SECP384R1 = initializeCurve(
            "secp384r1 [NIST P-384]",
            "1.3.132.0.34",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFF",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFC",
            "B3312FA7E23EE7E4988E056BE3F82D19181D9C6EFE8141120314088F5013875AC656398D8A2ED19D2A85C8EDD3EC2AEF",
            "AA87CA22BE8B05378EB1C71EF320AD746E1D3B628BA79B9859F741E082542A385502F25DBF55296C3A545E3872760AB7",
            "3617DE4A96262C6F5D9E98BF9292DC29F8F41DBD289A147CE9DA3113B5F0B8C00A60B1CE1D7E819D7A431D7C90EA0E5F",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC7634D81F4372DDF581A0DB248B0A77AECEC196ACCC52973",
            1
        );

        /* Supported curve secp521r1 */
        private static final Curve SECP521R1 = initializeCurve(
            "secp521r1 [NIST P-521]",
            "1.3.132.0.35",
            "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
            "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC",
            "0051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00",
            "00C6858E06B70404E9CD9E3ECB662395B4429C648139053FB521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66",
            "011839296A789A3BC0045C8A5FB42C7D1BD998F54449579B446817AFBD17273E662C97EE72995EF42640C550B9013FAD0761353C7086A272C24088BE94769FD16650",
            "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409",
            1
        );

        private static Curve initializeCurve(String name, String oid,
                String sfield, String a, String b,
                String x, String y, String n, int h) {
            BigInteger p = bigInt(sfield);
            ECField field = new ECFieldFp(p);
            EllipticCurve curve = new EllipticCurve(field, bigInt(a),
                                                    bigInt(b));
            ECPoint g = new ECPoint(bigInt(x), bigInt(y));
            return new Curve(name, oid, curve, g, bigInt(n), h);
        }

        EC(ECPublicKey ecKey) throws KeyException {
            super(ecKey);
            ECPoint ecPoint = ecKey.getW();
            ecParams = ecKey.getParams();
            ecPublicKey = encodePoint(ecPoint, ecParams.getCurve());
        }

        EC(Element dmElem) throws MarshalException {
            super(dmElem);
        }

        private static ECPoint decodePoint(byte[] data, EllipticCurve curve)
                throws IOException {
            if (data.length == 0 || data[0] != 4) {
                throw new IOException("Only uncompressed point format " +
                                      "supported");
            }
            // Per ANSI X9.62, an encoded point is a 1 byte type followed by
            // ceiling(LOG base 2 field-size / 8) bytes of x and the same of y.
            int n = (data.length - 1) / 2;
            if (n != (curve.getField().getFieldSize() + 7) >> 3) {
                throw new IOException("Point does not match field size");
            }

            byte[] xb = Arrays.copyOfRange(data, 1, 1 + n);
            byte[] yb = Arrays.copyOfRange(data, n + 1, n + 1 + n);

            return new ECPoint(new BigInteger(1, xb), new BigInteger(1, yb));
        }

        private static byte[] encodePoint(ECPoint point, EllipticCurve curve) {
            // get field size in bytes (rounding up)
            int n = (curve.getField().getFieldSize() + 7) >> 3;
            byte[] xb = trimZeroes(point.getAffineX().toByteArray());
            byte[] yb = trimZeroes(point.getAffineY().toByteArray());
            if (xb.length > n || yb.length > n) {
                throw new RuntimeException("Point coordinates do not " +
                                           "match field size");
            }
            byte[] b = new byte[1 + (n << 1)];
            b[0] = 4; // uncompressed
            System.arraycopy(xb, 0, b, n - xb.length + 1, xb.length);
            System.arraycopy(yb, 0, b, b.length - yb.length, yb.length);
            return b;
        }

        private static byte[] trimZeroes(byte[] b) {
            int i = 0;
            while (i < b.length - 1 && b[i] == 0) {
                i++;
            }
            if (i == 0) {
                return b;
            }
            return Arrays.copyOfRange(b, i, b.length);
        }

        private static String getCurveOid(ECParameterSpec params) {
            // Check that the params represent one of the supported
            // curves. If there is a match, return the object identifier
            // of the curve.
            Curve match;
            if (matchCurve(params, SECP256R1)) {
                match = SECP256R1;
            } else if (matchCurve(params, SECP384R1)) {
                match = SECP384R1;
            } else if (matchCurve(params, SECP521R1)) {
                match = SECP521R1;
            } else {
                return null;
            }
            return match.getObjectId();
        }

        private static boolean matchCurve(ECParameterSpec params, Curve curve) {
            int fieldSize = params.getCurve().getField().getFieldSize();
            if (curve.getCurve().getField().getFieldSize() == fieldSize
                && curve.getCurve().equals(params.getCurve())
                && curve.getGenerator().equals(params.getGenerator())
                && curve.getOrder().equals(params.getOrder())
                && curve.getCofactor() == params.getCofactor()) {
                return true;
            } else {
                return false;
            }
        }

        @Override
        void marshalPublicKey(XmlWriter xwriter, ECPublicKey publicKey, String dsPrefix,
                XMLCryptoContext context)
            throws MarshalException
        {
            String prefix = DOMUtils.getNSPrefix(context, XMLDSIG_11_XMLNS);
            xwriter.writeStartElement(prefix, "ECKeyValue", XMLDSIG_11_XMLNS);

            xwriter.writeStartElement(prefix, "NamedCurve", XMLDSIG_11_XMLNS);
            xwriter.writeNamespace(prefix, XMLDSIG_11_XMLNS);
            String oid = getCurveOid(ecParams);
            if (oid == null) {
                throw new MarshalException("Invalid ECParameterSpec");
            }
            xwriter.writeAttribute("", "", "URI", "urn:oid:" + oid);
            xwriter.writeEndElement();

            xwriter.writeStartElement(prefix, "PublicKey", XMLDSIG_11_XMLNS);
            String encoded = Base64.getMimeEncoder().encodeToString(ecPublicKey);
            xwriter.writeCharacters(encoded);
            xwriter.writeEndElement(); // "PublicKey"
            xwriter.writeEndElement(); // "ECKeyValue"
        }

        @Override
        ECPublicKey unmarshalKeyValue(Element kvtElem)
            throws MarshalException
        {
            if (eckf == null) {
                try {
                    eckf = KeyFactory.getInstance("EC");
                } catch (NoSuchAlgorithmException e) {
                    throw new RuntimeException
                        ("unable to create EC KeyFactory: " + e.getMessage());
                }
            }
            ECParameterSpec ecParams = null;
            Element curElem = DOMUtils.getFirstChildElement(kvtElem);
            if (curElem == null) {
                throw new MarshalException("KeyValue must contain at least one type");
            }

            if (curElem.getLocalName().equals("ECParameters")
                && XMLDSIG_11_XMLNS.equals(curElem.getNamespaceURI())) {
                throw new UnsupportedOperationException
                    ("ECParameters not supported");
            } else if (curElem.getLocalName().equals("NamedCurve")
                && XMLDSIG_11_XMLNS.equals(curElem.getNamespaceURI())) {
                String uri = DOMUtils.getAttributeValue(curElem, "URI");
                // strip off "urn:oid"
                if (uri.startsWith("urn:oid:")) {
                    String oid = uri.substring("urn:oid:".length());
                    ecParams = getECParameterSpec(oid);
                    if (ecParams == null) {
                        throw new MarshalException("Invalid curve OID");
                    }
                } else {
                    throw new MarshalException("Invalid NamedCurve URI");
                }
            } else {
                throw new MarshalException("Invalid ECKeyValue");
            }
            curElem = DOMUtils.getNextSiblingElement(curElem, "PublicKey", XMLDSIG_11_XMLNS);
            ECPoint ecPoint = null;

            try {
                String content = XMLUtils.getFullTextChildrenFromElement(curElem);
                ecPoint = decodePoint(Base64.getMimeDecoder().decode(content),
                                      ecParams.getCurve());
            } catch (IOException ioe) {
                throw new MarshalException("Invalid EC Point", ioe);
            }

            ECPublicKeySpec spec = new ECPublicKeySpec(ecPoint, ecParams);
            return (ECPublicKey) generatePublicKey(eckf, spec);
        }

        private static ECParameterSpec getECParameterSpec(String oid) {
            if (oid.equals(SECP256R1.getObjectId())) {
                return SECP256R1;
            } else if (oid.equals(SECP384R1.getObjectId())) {
                return SECP384R1;
            } else if (oid.equals(SECP521R1.getObjectId())) {
                return SECP521R1;
            } else {
                return null;
            }
        }

        static final class Curve extends ECParameterSpec {
            private final String name;
            private final String oid;

            Curve(String name, String oid, EllipticCurve curve,
                  ECPoint g, BigInteger n, int h) {
                super(curve, g, n, h);
                this.name = name;
                this.oid = oid;
            }

            private String getName() {
                return name;
            }

            private String getObjectId() {
                return oid;
            }
        }
    }

    private static BigInteger bigInt(String s) {
        return new BigInteger(s, 16);
    }

    static final class Unknown extends DOMKeyValue<PublicKey> {
        private XMLStructure externalPublicKey;
        Unknown(Element elem) throws MarshalException {
            super(elem);
        }
        @Override
        PublicKey unmarshalKeyValue(Element kvElem) throws MarshalException {
            externalPublicKey = new javax.xml.crypto.dom.DOMStructure(kvElem);
            return null;
        }
        @Override
        void marshalPublicKey(XmlWriter xwriter, PublicKey publicKey, String dsPrefix,
                XMLCryptoContext context)
            throws MarshalException
        {
            xwriter.marshalStructure(externalPublicKey, dsPrefix, context);
        }
    }
}

org/jcp/xml/dsig/internal/dom/DOMKeyValue.java

 

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File size: 539662 bytes
Release date: 2018-11-04
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