jdk/src/java.base/share/classes/sun/security/ssl/SupportedEllipticPointFormatsExtension.java
--- a/jdk/src/java.base/share/classes/sun/security/ssl/SupportedEllipticPointFormatsExtension.java Mon May 09 11:06:33 2016 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,104 +0,0 @@
-/*
- * Copyright (c) 2006, 2012, 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.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
-import javax.net.ssl.SSLProtocolException;
-
-final class SupportedEllipticPointFormatsExtension extends HelloExtension {
-
- static final int FMT_UNCOMPRESSED = 0;
- static final int FMT_ANSIX962_COMPRESSED_PRIME = 1;
- static final int FMT_ANSIX962_COMPRESSED_CHAR2 = 2;
-
- static final HelloExtension DEFAULT =
- new SupportedEllipticPointFormatsExtension(
- new byte[] {FMT_UNCOMPRESSED});
-
- private final byte[] formats;
-
- private SupportedEllipticPointFormatsExtension(byte[] formats) {
- super(ExtensionType.EXT_EC_POINT_FORMATS);
- this.formats = formats;
- }
-
- SupportedEllipticPointFormatsExtension(HandshakeInStream s, int len)
- throws IOException {
- super(ExtensionType.EXT_EC_POINT_FORMATS);
- formats = s.getBytes8();
- // RFC 4492 says uncompressed points must always be supported.
- // Check just to make sure.
- boolean uncompressed = false;
- for (int format : formats) {
- if (format == FMT_UNCOMPRESSED) {
- uncompressed = true;
- break;
- }
- }
- if (uncompressed == false) {
- throw new SSLProtocolException
- ("Peer does not support uncompressed points");
- }
- }
-
- @Override
- int length() {
- return 5 + formats.length;
- }
-
- @Override
- void send(HandshakeOutStream s) throws IOException {
- s.putInt16(type.id);
- s.putInt16(formats.length + 1);
- s.putBytes8(formats);
- }
-
- private static String toString(byte format) {
- int f = format & 0xff;
- switch (f) {
- case FMT_UNCOMPRESSED:
- return "uncompressed";
- case FMT_ANSIX962_COMPRESSED_PRIME:
- return "ansiX962_compressed_prime";
- case FMT_ANSIX962_COMPRESSED_CHAR2:
- return "ansiX962_compressed_char2";
- default:
- return "unknown-" + f;
- }
- }
-
- @Override
- public String toString() {
- List<String> list = new ArrayList<String>();
- for (byte format : formats) {
- list.add(toString(format));
- }
- return "Extension " + type + ", formats: " + list;
- }
-}