--- a/src/java.base/share/classes/sun/security/ssl/CipherSuiteList.java Fri May 11 14:55:56 2018 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,187 +0,0 @@
-/*
- * Copyright (c) 2002, 2017, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-
-package sun.security.ssl;
-
-import java.io.*;
-import java.util.*;
-
-import javax.net.ssl.SSLException;
-import static sun.security.ssl.NamedGroupType.*;
-
-/**
- * A list of CipherSuites. Also maintains the lists of supported and
- * default ciphersuites and supports I/O from handshake streams.
- *
- * Instances of this class are immutable.
- *
- */
-final class CipherSuiteList {
-
- private final Collection<CipherSuite> cipherSuites;
- private String[] suiteNames;
- private final EnumSet<NamedGroupType> groupsTypes =
- EnumSet.noneOf(NamedGroupType.class);
-
- // for use by buildAvailableCache() and
- // Handshaker.getKickstartMessage() only
- CipherSuiteList(Collection<CipherSuite> cipherSuites) {
- this.cipherSuites = cipherSuites;
- for (CipherSuite suite : cipherSuites) {
- updateGroupTypes(suite);
- }
- }
-
- /**
- * Create a CipherSuiteList with a single element.
- */
- CipherSuiteList(CipherSuite suite) {
- cipherSuites = new ArrayList<CipherSuite>(1);
- cipherSuites.add(suite);
- updateGroupTypes(suite);
- }
-
- /**
- * Construct a CipherSuiteList from a array of names. We don't bother
- * to eliminate duplicates.
- *
- * @exception IllegalArgumentException if the array or any of its elements
- * is null or if the ciphersuite name is unrecognized or unsupported
- * using currently installed providers.
- */
- CipherSuiteList(String[] names) {
- if (names == null) {
- throw new IllegalArgumentException("CipherSuites may not be null");
- }
- cipherSuites = new ArrayList<CipherSuite>(names.length);
- for (int i = 0; i < names.length; i++) {
- String suiteName = names[i];
- CipherSuite suite = CipherSuite.valueOf(suiteName);
- if (suite.isAvailable() == false) {
- throw new IllegalArgumentException("Cannot support "
- + suiteName + " with currently installed providers");
- }
- cipherSuites.add(suite);
- updateGroupTypes(suite);
- }
- }
-
- /**
- * Read a CipherSuiteList from a HandshakeInStream in V3 ClientHello
- * format. Does not check if the listed ciphersuites are known or
- * supported.
- */
- CipherSuiteList(HandshakeInStream in) throws IOException {
- byte[] bytes = in.getBytes16();
- if ((bytes.length & 1) != 0) {
- throw new SSLException("Invalid ClientHello message");
- }
- cipherSuites = new ArrayList<CipherSuite>(bytes.length >> 1);
- for (int i = 0; i < bytes.length; i += 2) {
- CipherSuite suite = CipherSuite.valueOf(bytes[i], bytes[i+1]);
- cipherSuites.add(suite);
- updateGroupTypes(suite);
- }
- }
-
- // Please don't use this method except constructors.
- private void updateGroupTypes(CipherSuite cipherSuite) {
- if (cipherSuite.keyExchange != null && (!cipherSuite.exportable)) {
- NamedGroupType groupType = cipherSuite.keyExchange.groupType;
- if ((groupType != NAMED_GROUP_NONE) &&
- (!groupsTypes.contains(groupType))) {
- groupsTypes.add(groupType);
- }
- }
- }
-
- /**
- * Return whether this list contains the given CipherSuite.
- */
- boolean contains(CipherSuite suite) {
- return cipherSuites.contains(suite);
- }
-
- // Return whether this list contains cipher suites of a named group type.
- boolean contains(NamedGroupType groupType) {
- return groupsTypes.contains(groupType);
- }
-
- /**
- * Return an Iterator for the CipherSuites in this list.
- */
- Iterator<CipherSuite> iterator() {
- return cipherSuites.iterator();
- }
-
- /**
- * Return a reference to the internal Collection of CipherSuites.
- * The Collection MUST NOT be modified.
- */
- Collection<CipherSuite> collection() {
- return cipherSuites;
- }
-
- /**
- * Return the number of CipherSuites in this list.
- */
- int size() {
- return cipherSuites.size();
- }
-
- /**
- * Return an array with the names of the CipherSuites in this list.
- */
- synchronized String[] toStringArray() {
- if (suiteNames == null) {
- suiteNames = new String[cipherSuites.size()];
- int i = 0;
- for (CipherSuite c : cipherSuites) {
- suiteNames[i++] = c.name;
- }
- }
- return suiteNames.clone();
- }
-
- @Override
- public String toString() {
- return cipherSuites.toString();
- }
-
- /**
- * Write this list to an HandshakeOutStream in V3 ClientHello format.
- */
- void send(HandshakeOutStream s) throws IOException {
- byte[] suiteBytes = new byte[cipherSuites.size() * 2];
- int i = 0;
- for (CipherSuite c : cipherSuites) {
- suiteBytes[i] = (byte)(c.id >> 8);
- suiteBytes[i+1] = (byte)c.id;
- i += 2;
- }
- s.putBytes16(suiteBytes);
- }
-}