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authormark <mark@138bc75d-0d04-0410-961f-82ee72b054a4>2006-03-10 21:46:48 +0000
committermark <mark@138bc75d-0d04-0410-961f-82ee72b054a4>2006-03-10 21:46:48 +0000
commitce57ab760f69de6db452def7ffbf5b114a2d8694 (patch)
treeea38c56431c5d4528fb54254c3f8e50f517bede3 /libjava/classpath/gnu/javax/net/ssl/provider/Extension.java
parent50996fe55769882de3f410896032c887f0ff0d04 (diff)
downloadppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.tar.gz
ppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.zip
Imported GNU Classpath 0.90
* scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore. * gnu/classpath/jdwp/VMFrame.java (SIZE): New constant. * java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5. * java/lang/Math.java: New override file. * java/lang/Character.java: Merged from Classpath. (start, end): Now 'int's. (canonicalName): New field. (CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants. (UnicodeBlock): Added argument. (of): New overload. (forName): New method. Updated unicode blocks. (sets): Updated. * sources.am: Regenerated. * Makefile.in: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111942 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/classpath/gnu/javax/net/ssl/provider/Extension.java')
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diff --git a/libjava/classpath/gnu/javax/net/ssl/provider/Extension.java b/libjava/classpath/gnu/javax/net/ssl/provider/Extension.java
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+/* Extension.java -- A TLS hello extension.
+ Copyright (C) 2006 Free Software Foundation, Inc.
+
+This file is a part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or (at
+your option) any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
+USA
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library. Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module. An independent module is a module which is not derived from
+or based on this library. If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so. If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package gnu.javax.net.ssl.provider;
+
+import java.io.EOFException;
+import java.io.InputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+final class Extension implements Constructed
+{
+
+ // Fields.
+ // -------------------------------------------------------------------------
+
+ private final Type type;
+ private final byte[] value;
+
+ // Constructor.
+ // -------------------------------------------------------------------------
+
+ Extension(Type type, byte[] value)
+ {
+ if (type == null || value == null)
+ {
+ throw new NullPointerException();
+ }
+ this.type = type;
+ this.value = value;
+ }
+
+ // Class method.
+ // -------------------------------------------------------------------------
+
+ static Extension read(InputStream in) throws IOException
+ {
+ Type t = Type.read(in);
+ int len = (in.read() & 0xFF) << 8 | (in.read() & 0xFF);
+ byte[] v = new byte[len];
+ int count = 0;
+ while (count < len)
+ {
+ int l = in.read(v, count, len - count);
+ if (l == -1)
+ {
+ throw new EOFException("unexpected end of extension");
+ }
+ count += l;
+ }
+ return new Extension(t, v);
+ }
+
+ // Instance methods.
+ // -------------------------------------------------------------------------
+
+ public void write(OutputStream out) throws IOException
+ {
+ out.write(type.getEncoded());
+ out.write(value.length >>> 8 & 0xFF);
+ out.write(value.length & 0xFF);
+ out.write(value);
+ }
+
+ Type getType()
+ {
+ return type;
+ }
+
+ byte[] getValue()
+ {
+ return value;
+ }
+
+ public String toString()
+ {
+ StringWriter str = new StringWriter();
+ PrintWriter out = new PrintWriter(str);
+ out.println("struct {");
+ out.println(" type = " + type + ";");
+ out.println(" value =");
+ out.println(Util.hexDump(value, " "));
+ out.println("} Extension;");
+ return str.toString();
+ }
+
+ // Inner class.
+ // -------------------------------------------------------------------------
+
+ static final class Type implements Enumerated
+ {
+
+ // Constants and fields.
+ // -----------------------------------------------------------------------
+
+ static final Type SERVER_NAME = new Type(0);
+ static final Type MAX_FRAGMENT_LENGTH = new Type(1);
+ static final Type CLIENT_CERTIFICATE_URL = new Type(2);
+ static final Type TRUSTED_CA_KEYS = new Type(3);
+ static final Type TRUNCATED_HMAC = new Type(4);
+ static final Type STATUS_REQUEST = new Type(5);
+ static final Type SRP = new Type(6);
+ static final Type CERT_TYPE = new Type(7);
+
+ private final int value;
+
+ // Constructor.
+ // -----------------------------------------------------------------------
+
+ private Type(int value)
+ {
+ this.value = value;
+ }
+
+ // Class methods.
+ // -----------------------------------------------------------------------
+
+ static Type read(InputStream in) throws IOException
+ {
+ int i = in.read();
+ if (i == -1)
+ {
+ throw new EOFException("unexpected end of input stream");
+ }
+ int value = (i & 0xFF) << 8;
+ i = in.read();
+ if (i == -1)
+ {
+ throw new EOFException("unexpected end of input stream");
+ }
+ value |= i & 0xFF;
+ switch (value)
+ {
+ case 0: return SERVER_NAME;
+ case 1: return MAX_FRAGMENT_LENGTH;
+ case 2: return CLIENT_CERTIFICATE_URL;
+ case 3: return TRUSTED_CA_KEYS;
+ case 4: return TRUNCATED_HMAC;
+ case 5: return STATUS_REQUEST;
+ case 6: return SRP;
+ case 7: return CERT_TYPE;
+ default: return new Type(value);
+ }
+ }
+
+ // Instance methods.
+ // -----------------------------------------------------------------------
+
+ public byte[] getEncoded()
+ {
+ return new byte[] {
+ (byte) (value >>> 8 & 0xFF), (byte) (value & 0xFF)
+ };
+ }
+
+ public int getValue()
+ {
+ return value;
+ }
+
+ public String toString()
+ {
+ switch (value)
+ {
+ case 0: return "server_name";
+ case 1: return "max_fragment_length";
+ case 2: return "client_certificate_url";
+ case 3: return "trusted_ca_keys";
+ case 4: return "truncated_hmac";
+ case 5: return "status_request";
+ case 6: return "srp";
+ case 7: return "cert_type";
+ default: return "unknown(" + value + ")";
+ }
+ }
+ }
+}
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