PemX509Certificate.java — netty Source File

Source Code

/*
 * Copyright 2016 The Netty Project
 *
 * The Netty Project 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:
 *
 *   https://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.
 */
package io.netty.handler.ssl;

import static io.netty.util.internal.ObjectUtil.checkNonEmpty;

import java.math.BigInteger;
import java.security.Principal;
import java.security.PublicKey;
import java.security.cert.CertificateEncodingException;
import java.security.cert.X509Certificate;
import java.util.Arrays;
import java.util.Date;
import java.util.Set;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import io.netty.buffer.Unpooled;
import io.netty.util.CharsetUtil;
import io.netty.util.IllegalReferenceCountException;
import io.netty.util.internal.ObjectUtil;

/**
 * This is a special purpose implementation of a {@link X509Certificate} which allows
 * the user to pass PEM/PKCS#8 encoded data straight into {@link OpenSslContext} without
 * having to parse and re-encode bytes in Java land.
 *
 * All methods other than what's implemented in {@link PemEncoded}'s throw
 * {@link UnsupportedOperationException}s.
 *
 * @see PemEncoded
 * @see OpenSslContext
 * @see #valueOf(byte[])
 * @see #valueOf(ByteBuf)
 */
public final class PemX509Certificate extends X509Certificate implements PemEncoded {

    private static final byte[] BEGIN_CERT = "-----BEGIN CERTIFICATE-----\n".getBytes(CharsetUtil.US_ASCII);
    private static final byte[] END_CERT = "\n-----END CERTIFICATE-----\n".getBytes(CharsetUtil.US_ASCII);

    /**
     * Creates a {@link PemEncoded} value from the {@link X509Certificate}s.
     */
    static PemEncoded toPEM(ByteBufAllocator allocator, boolean useDirect,
            X509Certificate... chain) throws CertificateEncodingException {

        checkNonEmpty(chain, "chain");
// ... (344 more lines)