META-INF.modules.java.base.classes.sun.security.ssl.ExtensionType Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of java.base Show documentation
Show all versions of java.base Show documentation
Bytecoder java.base Module
/*
* Copyright (c) 2006, 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.util.ArrayList;
import java.util.List;
final class ExtensionType {
final int id;
final String name;
private ExtensionType(int id, String name) {
this.id = id;
this.name = name;
}
@Override
public String toString() {
return name;
}
static List knownExtensions = new ArrayList<>(15);
static ExtensionType get(int id) {
for (ExtensionType ext : knownExtensions) {
if (ext.id == id) {
return ext;
}
}
return new ExtensionType(id, "type_" + id);
}
private static ExtensionType e(int id, String name) {
ExtensionType ext = new ExtensionType(id, name);
knownExtensions.add(ext);
return ext;
}
// extensions defined in RFC 3546
static final ExtensionType EXT_SERVER_NAME =
e(0x0000, "server_name"); // IANA registry value: 0
static final ExtensionType EXT_MAX_FRAGMENT_LENGTH =
e(0x0001, "max_fragment_length"); // IANA registry value: 1
static final ExtensionType EXT_CLIENT_CERTIFICATE_URL =
e(0x0002, "client_certificate_url"); // IANA registry value: 2
static final ExtensionType EXT_TRUSTED_CA_KEYS =
e(0x0003, "trusted_ca_keys"); // IANA registry value: 3
static final ExtensionType EXT_TRUNCATED_HMAC =
e(0x0004, "truncated_hmac"); // IANA registry value: 4
static final ExtensionType EXT_STATUS_REQUEST =
e(0x0005, "status_request"); // IANA registry value: 5
// extensions defined in RFC 4681
static final ExtensionType EXT_USER_MAPPING =
e(0x0006, "user_mapping"); // IANA registry value: 6
// extensions defined in RFC 5081
static final ExtensionType EXT_CERT_TYPE =
e(0x0009, "cert_type"); // IANA registry value: 9
// extensions defined in RFC 4492 (ECC) and RFC 7919 (FFDHE)
static final ExtensionType EXT_SUPPORTED_GROUPS =
e(0x000A, "supported_groups"); // IANA registry value: 10
static final ExtensionType EXT_EC_POINT_FORMATS =
e(0x000B, "ec_point_formats"); // IANA registry value: 11
// extensions defined in RFC 5054
static final ExtensionType EXT_SRP =
e(0x000C, "srp"); // IANA registry value: 12
// extensions defined in RFC 5246
static final ExtensionType EXT_SIGNATURE_ALGORITHMS =
e(0x000D, "signature_algorithms"); // IANA registry value: 13
// extension defined in RFC 7301 (ALPN)
static final ExtensionType EXT_ALPN =
e(0x0010, "application_layer_protocol_negotiation");
// IANA registry value: 16
// extensions defined in RFC 6961
static final ExtensionType EXT_STATUS_REQUEST_V2 =
e(0x0011, "status_request_v2"); // IANA registry value: 17
// extensions defined in RFC 5746
static final ExtensionType EXT_RENEGOTIATION_INFO =
e(0xff01, "renegotiation_info"); // IANA registry value: 65281
}